/* GTK - The GIMP Toolkit
+ * Copyright (C) 2000 Red Hat, Inc.
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
+ * modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
+ * Lesser General Public License for more details.
*
- * You should have received a copy of the GNU Library General Public
+ * You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
-#include <stdlib.h>
-#include <stdio.h>
-#include <math.h>
-#include <gdk/gdk.h>
-#include "gtkcolorsel.h"
-#include "gtkwindow.h"
-#include "gtkhbbox.h"
-#include "gtkdnd.h"
-#include "gtkselection.h"
/*
- * If you change the way the color values are stored,
- * please make sure to update the drag & drop support so it sends
- * across all the color info (currently RGBA). - Elliot
+ * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
+ * file for a list of people on the GTK+ Team. See the ChangeLog
+ * files for a list of changes. These files are distributed with
+ * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
-#ifndef M_PI
-#define M_PI 3.14159265358979323846
-#endif /* M_PI */
-
-#define DEGTORAD(a) (2.0*M_PI*a/360.0)
-#define SQR(a) (a*a)
-
-#define TIMER_DELAY 300
-
-#define CIRCLE_RADIUS 65
-
-#define WHEEL_WIDTH 2*CIRCLE_RADIUS+2
-#define WHEEL_HEIGHT 2*CIRCLE_RADIUS+2
-
-#define VALUE_WIDTH 32
-#define VALUE_HEIGHT WHEEL_HEIGHT
-
-#define SAMPLE_WIDTH WHEEL_WIDTH+VALUE_WIDTH+5
-#define SAMPLE_HEIGHT 28
+#include "gdkconfig.h"
+#include <math.h>
-static void gtk_color_selection_class_init (GtkColorSelectionClass *klass);
-static void gtk_color_selection_init (GtkColorSelection *colorsel);
-static void gtk_color_selection_dialog_class_init(GtkColorSelectionDialogClass *klass);
-static void gtk_color_selection_dialog_init(GtkColorSelectionDialog *colorseldiag);
+#if defined (GDK_WINDOWING_X11)
+#include "x11/gdkx.h"
+#elif defined (GDK_WINDOWING_WIN32)
+#include "win32/gdkwin32.h"
+#elif defined (GDK_WINDOWING_FB)
+#include "linux-fb/gdkfb.h"
+#endif
-enum
-{
+#include "gdk/gdkkeysyms.h"
+#include "gtkcolorsel.h"
+#include "gtkhsv.h"
+#include "gtkwindow.h"
+#include "gtkselection.h"
+#include "gtkdnd.h"
+#include "gtkdrawingarea.h"
+#include "gtksignal.h"
+#include "gtkhbox.h"
+#include "gtkhbbox.h"
+#include "gtkrc.h"
+#include "gtkframe.h"
+#include "gtktable.h"
+#include "gtklabel.h"
+#include "gtkpixmap.h"
+#include "gtkspinbutton.h"
+#include "gtkrange.h"
+#include "gtkhscale.h"
+#include "gtkentry.h"
+#include "gtkbutton.h"
+#include "gtkhseparator.h"
+#include "gtktooltips.h"
+#include "gtkinvisible.h"
+#include "gtkmenuitem.h"
+#include "gtkmain.h"
+#include "gtksettings.h"
+#include "gtkintl.h"
+
+#include <string.h>
+
+/* Number of elements in the custom palatte */
+#define GTK_CUSTOM_PALETTE_WIDTH 10
+#define GTK_CUSTOM_PALETTE_HEIGHT 2
+
+enum {
COLOR_CHANGED,
LAST_SIGNAL
};
-enum
-{
- RGB_INPUTS = 1 << 0,
- HSV_INPUTS = 1 << 1,
- OPACITY_INPUTS = 1 << 2
+enum {
+ COLORSEL_RED = 0,
+ COLORSEL_GREEN = 1,
+ COLORSEL_BLUE = 2,
+ COLORSEL_OPACITY = 3,
+ COLORSEL_HUE,
+ COLORSEL_SATURATION,
+ COLORSEL_VALUE,
+ COLORSEL_NUM_CHANNELS
};
-enum
-{
- SCALE,
- ENTRY,
- BOTH
-};
+typedef struct _ColorSelectionPrivate ColorSelectionPrivate;
-enum
+struct _ColorSelectionPrivate
{
- HUE,
- SATURATION,
- VALUE,
- RED,
- GREEN,
- BLUE,
- OPACITY,
- NUM_CHANNELS
+ guint has_opacity : 1;
+ guint has_palette : 1;
+ guint changing : 1;
+ guint default_set : 1;
+ guint default_alpha_set : 1;
+
+ gdouble color[COLORSEL_NUM_CHANNELS];
+ gdouble old_color[COLORSEL_NUM_CHANNELS];
+
+ GtkWidget *triangle_colorsel;
+ GtkWidget *hue_spinbutton;
+ GtkWidget *sat_spinbutton;
+ GtkWidget *val_spinbutton;
+ GtkWidget *red_spinbutton;
+ GtkWidget *green_spinbutton;
+ GtkWidget *blue_spinbutton;
+ GtkWidget *opacity_slider;
+ GtkWidget *opacity_label;
+ GtkWidget *opacity_entry;
+ GtkWidget *palette_frame;
+ GtkWidget *hex_entry;
+
+ /* The Palette code */
+ GtkWidget *custom_palette [GTK_CUSTOM_PALETTE_WIDTH][GTK_CUSTOM_PALETTE_HEIGHT];
+
+ /* The color_sample stuff */
+ GtkWidget *sample_area;
+ GtkWidget *old_sample;
+ GtkWidget *cur_sample;
+ GtkWidget *colorsel;
+
+ /* Tooltips group */
+ GtkTooltips *tooltips;
+
+ /* Window for grabbing on */
+ GtkWidget *dropper_grab_widget;
};
-typedef struct
-{
- gchar *label;
- gfloat lower, upper, step_inc, page_inc;
- GtkSignalFunc updater;
-} scale_val_type;
-
-
-#define HSV_TO_RGB() gtk_color_selection_hsv_to_rgb( \
- colorsel->values[HUE], \
- colorsel->values[SATURATION], \
- colorsel->values[VALUE], \
- &colorsel->values[RED], \
- &colorsel->values[GREEN], \
- &colorsel->values[BLUE])
-
-#define RGB_TO_HSV() gtk_color_selection_rgb_to_hsv( \
- colorsel->values[RED], \
- colorsel->values[GREEN], \
- colorsel->values[BLUE], \
- &colorsel->values[HUE], \
- &colorsel->values[SATURATION], \
- &colorsel->values[VALUE])
-
-
-static void gtk_color_selection_hsv_updater (GtkWidget *widget,
- gpointer data);
-static void gtk_color_selection_rgb_updater (GtkWidget *widget,
- gpointer data);
-static void gtk_color_selection_opacity_updater (GtkWidget *widget,
- gpointer data);
-static void gtk_color_selection_realize (GtkWidget *widget);
-static void gtk_color_selection_unrealize (GtkWidget *widget);
-static void gtk_color_selection_finalize (GtkObject *object);
-static void gtk_color_selection_color_changed (GtkColorSelection *colorsel);
-static void gtk_color_selection_update_input (GtkWidget *scale,
- GtkWidget *entry,
- gdouble value);
-static void gtk_color_selection_update_inputs (GtkColorSelection *colorsel,
- gint inputs,
- gint which);
-static void gtk_color_selection_update_value (GtkColorSelection *colorsel,
- gint y);
-static void gtk_color_selection_update_wheel (GtkColorSelection *colorsel,
- gint x,
- gint y);
-static void gtk_color_selection_value_resize (GtkWidget *widget,
- gpointer data);
-static gint gtk_color_selection_value_events (GtkWidget *area,
- GdkEvent *event);
-static gint gtk_color_selection_value_timeout (GtkColorSelection *colorsel);
-static void gtk_color_selection_wheel_resize (GtkWidget *widget,
- gpointer data);
-static gint gtk_color_selection_wheel_events (GtkWidget *area,
- GdkEvent *event);
-static gint gtk_color_selection_wheel_timeout (GtkColorSelection *colorsel);
-static void gtk_color_selection_sample_resize (GtkWidget *widget,
- gpointer data);
-static void gtk_color_selection_drag_begin (GtkWidget *widget,
- GdkDragContext *context,
- gpointer data);
-static void gtk_color_selection_drop_handle (GtkWidget *widget,
- GdkDragContext *context,
- gint x,
- gint y,
- GtkSelectionData *selection_data,
- guint info,
- guint time,
- gpointer data);
-static void gtk_color_selection_drag_handle (GtkWidget *widget,
- GdkDragContext *context,
- GtkSelectionData *selection_data,
- guint info,
- guint time,
- gpointer data);
-static void gtk_color_selection_draw_wheel_marker (GtkColorSelection *colorsel);
-static void gtk_color_selection_draw_wheel_frame (GtkColorSelection *colorsel);
-static void gtk_color_selection_draw_value_marker (GtkColorSelection *colorsel);
-static void gtk_color_selection_draw_value_bar (GtkColorSelection *colorsel,
- gint resize);
-static void gtk_color_selection_draw_wheel (GtkColorSelection *colorsel,
- gint resize);
-static void gtk_color_selection_draw_sample (GtkColorSelection *colorsel,
- gint resize);
-
-static gint gtk_color_selection_eval_wheel (gint x, gint y,
- gdouble cx, gdouble cy,
- gdouble *h, gdouble *s);
-
-static void gtk_color_selection_hsv_to_rgb (gdouble h, gdouble s, gdouble v,
- gdouble *r, gdouble *g, gdouble *b);
-static void gtk_color_selection_rgb_to_hsv (gdouble r, gdouble g, gdouble b,
- gdouble *h, gdouble *s, gdouble *v);
-
-
-static GtkVBoxClass *color_selection_parent_class = NULL;
-static GtkWindowClass *color_selection_dialog_parent_class = NULL;
-
-
-static guint color_selection_signals[LAST_SIGNAL] = {0};
-
-static const gchar *value_index_key = "gtk-value-index";
-
-
-#define SF GtkSignalFunc
-
-
-static const scale_val_type scale_vals[NUM_CHANNELS] =
-{
- {"Hue:", 0.0, 360.0, 1.00, 10.00, (SF) gtk_color_selection_hsv_updater},
- {"Saturation:", 0.0, 1.0, 0.01, 0.01, (SF) gtk_color_selection_hsv_updater},
- {"Value:", 0.0, 1.0, 0.01, 0.01, (SF) gtk_color_selection_hsv_updater},
- {"Red:", 0.0, 1.0, 0.01, 0.01, (SF) gtk_color_selection_rgb_updater},
- {"Green:", 0.0, 1.0, 0.01, 0.01, (SF) gtk_color_selection_rgb_updater},
- {"Blue:", 0.0, 1.0, 0.01, 0.01, (SF) gtk_color_selection_rgb_updater},
- {"Opacity:", 0.0, 1.0, 0.01, 0.01, (SF) gtk_color_selection_opacity_updater}
+
+static void gtk_color_selection_init (GtkColorSelection *colorsel);
+static void gtk_color_selection_class_init (GtkColorSelectionClass *klass);
+static void gtk_color_selection_destroy (GtkObject *object);
+static void gtk_color_selection_finalize (GObject *object);
+static void update_color (GtkColorSelection *colorsel);
+
+static gint gtk_color_selection_get_palette_size (GtkColorSelection *colorsel);
+static gboolean gtk_color_selection_get_palette_color (GtkColorSelection *colorsel,
+ gint index,
+ GdkColor *color);
+static void gtk_color_selection_set_palette_color (GtkColorSelection *colorsel,
+ gint index,
+ GdkColor *color);
+static void gtk_color_selection_unset_palette_color (GtkColorSelection *colorsel,
+ gint index);
+
+static gpointer parent_class = NULL;
+static guint color_selection_signals[LAST_SIGNAL] = { 0 };
+
+static gchar* default_colors = "black:white:gray50:red:purple:blue:light blue:green:yellow:orange:lavender:brown:goldenrod4:dodger blue:pink:light green:gray10:gray30:gray75:gray90";
+
+static GtkColorSelectionChangePaletteFunc change_palette_hook = NULL;
+
+static GdkColor current_colors[GTK_CUSTOM_PALETTE_WIDTH * GTK_CUSTOM_PALETTE_HEIGHT];
+
+/* The cursor for the dropper */
+#define DROPPER_WIDTH 17
+#define DROPPER_HEIGHT 17
+#define DROPPER_X_HOT 2
+#define DROPPER_Y_HOT 16
+
+
+static char dropper_bits[] = {
+ 0xff, 0x8f, 0x01, 0xff, 0x77, 0x01, 0xff, 0xfb, 0x00, 0xff, 0xf8, 0x00,
+ 0x7f, 0xff, 0x00, 0xff, 0x7e, 0x01, 0xff, 0x9d, 0x01, 0xff, 0xd8, 0x01,
+ 0x7f, 0xd4, 0x01, 0x3f, 0xee, 0x01, 0x1f, 0xff, 0x01, 0x8f, 0xff, 0x01,
+ 0xc7, 0xff, 0x01, 0xe3, 0xff, 0x01, 0xf3, 0xff, 0x01, 0xfd, 0xff, 0x01,
+ 0xff, 0xff, 0x01, };
+
+static char dropper_mask[] = {
+ 0x00, 0x70, 0x00, 0x00, 0xf8, 0x00, 0x00, 0xfc, 0x01, 0x00, 0xff, 0x01,
+ 0x80, 0xff, 0x01, 0x00, 0xff, 0x00, 0x00, 0x7f, 0x00, 0x80, 0x3f, 0x00,
+ 0xc0, 0x3f, 0x00, 0xe0, 0x13, 0x00, 0xf0, 0x01, 0x00, 0xf8, 0x00, 0x00,
+ 0x7c, 0x00, 0x00, 0x3e, 0x00, 0x00, 0x1e, 0x00, 0x00, 0x0d, 0x00, 0x00,
+ 0x02, 0x00, 0x00, };
+
+static GdkCursor *picker_cursor = NULL;
+
+
+/* XPM */
+static char *picker[] = {
+ /* columns rows colors chars-per-pixel */
+ "25 25 8 1",
+ " c Gray0",
+ ". c #020202",
+ "X c Gray12",
+ "o c Gray13",
+ "O c Gray52",
+ "+ c #929292",
+ "@ c Gray100",
+ "# c None",
+ /* pixels */
+ "#########################",
+ "#########################",
+ "#########################",
+ "#########################",
+ "#########################",
+ "################# #####",
+ "################ ####",
+ "################ +###",
+ "############# +###",
+ "############## ++###",
+ "#############+@ +++####",
+ "############+@@@ +######",
+ "###########+@@@ + +######",
+ "##########+@@@ ++#+######",
+ "#########+@@@ ++#########",
+ "########+@@@ ++##########",
+ "#######+@@@ ++###########",
+ "######+@@@ ++############",
+ "######+@@ ++#############",
+ "#####+@ ++##############",
+ "###### +++###############",
+ "#########################",
+ "#########################",
+ "#########################",
+ "#########################"
};
-guint
-gtk_color_selection_get_type (void)
-{
- static guint color_selection_type = 0;
- if (!color_selection_type)
- {
- static const GtkTypeInfo colorsel_info =
- {
- "GtkColorSelection",
- sizeof (GtkColorSelection),
- sizeof (GtkColorSelectionClass),
- (GtkClassInitFunc) gtk_color_selection_class_init,
- (GtkObjectInitFunc) gtk_color_selection_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
- };
+/*
+ *
+ * The Sample Color
+ *
+ */
+#define SAMPLE_WIDTH 64
+#define SAMPLE_HEIGHT 28
- color_selection_type = gtk_type_unique (gtk_vbox_get_type (), &colorsel_info);
- }
+static void color_sample_draw_sample (GtkColorSelection *colorsel, int which);
+static void color_sample_draw_samples (GtkColorSelection *colorsel);
- return color_selection_type;
+static void
+color_sample_drag_begin (GtkWidget *widget,
+ GdkDragContext *context,
+ gpointer data)
+{
+ GtkColorSelection *colorsel = data;
+ ColorSelectionPrivate *priv;
+ GtkWidget *window;
+ gdouble colors[4];
+ gdouble *colsrc;
+ GdkColor bg;
+ gint n, i;
+
+ priv = colorsel->private_data;
+ window = gtk_window_new (GTK_WINDOW_POPUP);
+ gtk_widget_set_app_paintable (GTK_WIDGET (window), TRUE);
+ gtk_widget_set_usize (window, 48, 32);
+ gtk_widget_realize (window);
+ gtk_object_set_data_full (GTK_OBJECT (widget),
+ "gtk-color-selection-drag-window",
+ window,
+ (GtkDestroyNotify) gtk_widget_destroy);
+
+ if (widget == priv->old_sample)
+ colsrc = priv->old_color;
+ else
+ colsrc = priv->color;
+
+ for (i=0, n = COLORSEL_RED; n <= COLORSEL_BLUE; n++)
+ {
+ colors[i++] = colsrc[n];
+ }
+
+ if (priv->has_opacity)
+ {
+ colors[i] = colsrc[COLORSEL_OPACITY];
+ }
+
+ bg.red = 0xffff * colors[0];
+ bg.green = 0xffff * colors[1];
+ bg.blue = 0xffff * colors[2];
+
+ gdk_color_alloc (gtk_widget_get_colormap (window), &bg);
+ gdk_window_set_background (window->window, &bg);
+
+ gtk_drag_set_icon_widget (context, window, -2, -2);
}
static void
-gtk_color_selection_class_init (GtkColorSelectionClass *klass)
+color_sample_drag_end (GtkWidget *widget,
+ GdkDragContext *context,
+ gpointer data)
{
- GtkObjectClass *object_class;
- GtkWidgetClass *widget_class;
- GtkContainerClass *container_class;
-
- object_class = (GtkObjectClass*) klass;
- widget_class = (GtkWidgetClass*) klass;
- container_class = (GtkContainerClass*) klass;
-
- color_selection_parent_class = gtk_type_class (gtk_vbox_get_type ());
-
- color_selection_signals[COLOR_CHANGED] =
- gtk_signal_new ("color_changed",
- GTK_RUN_FIRST,
- object_class->type,
- GTK_SIGNAL_OFFSET (GtkColorSelectionClass, color_changed),
- gtk_marshal_NONE__NONE, GTK_TYPE_NONE, 0);
-
- gtk_object_class_add_signals (object_class, color_selection_signals, LAST_SIGNAL);
-
- object_class->finalize = gtk_color_selection_finalize;
-
- widget_class->realize = gtk_color_selection_realize;
- widget_class->unrealize = gtk_color_selection_unrealize;
+ gtk_object_set_data (GTK_OBJECT (widget), "gtk-color-selection-drag-window", NULL);
}
static void
-gtk_color_selection_init (GtkColorSelection *colorsel)
+color_sample_drop_handle (GtkWidget *widget,
+ GdkDragContext *context,
+ gint x,
+ gint y,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint time,
+ gpointer data)
{
- GtkWidget *frame, *hbox, *vbox, *hbox2, *label, *table;
- GtkObject *adj;
- gint old_mask, n;
- gchar txt[32];
-
- for (n = RED; n <= OPACITY; n++)
- colorsel->values[n] = 1.0;
-
- RGB_TO_HSV ();
-
- for (n = HUE; n <= OPACITY; n++)
- colorsel->old_values[n] = colorsel->values[n];
-
- colorsel->wheel_gc = NULL;
- colorsel->value_gc = NULL;
- colorsel->sample_gc = NULL;
- colorsel->wheel_buf = NULL;
- colorsel->value_buf = NULL;
- colorsel->sample_buf = NULL;
-
- colorsel->use_opacity = FALSE;
- colorsel->timer_active = FALSE;
- colorsel->policy = GTK_UPDATE_CONTINUOUS;
-
- hbox = gtk_hbox_new (FALSE, 5);
- gtk_container_set_border_width (GTK_CONTAINER (hbox), 5);
- gtk_container_add (GTK_CONTAINER (colorsel), hbox);
-
- vbox = gtk_vbox_new (FALSE, 5);
- gtk_container_add (GTK_CONTAINER (hbox), vbox);
- gtk_widget_show (vbox);
-
- hbox2 = gtk_hbox_new (FALSE, 5);
- gtk_container_add (GTK_CONTAINER (vbox), hbox2);
- gtk_widget_show (hbox2);
-
- colorsel->wheel_area = gtk_preview_new (GTK_PREVIEW_COLOR);
- old_mask = gtk_widget_get_events(colorsel->wheel_area);
- gtk_widget_set_events (colorsel->wheel_area,
- old_mask |
- GDK_BUTTON_PRESS_MASK |
- GDK_BUTTON_RELEASE_MASK |
- GDK_BUTTON_MOTION_MASK |
- GDK_POINTER_MOTION_HINT_MASK);
- gtk_preview_size (GTK_PREVIEW (colorsel->wheel_area), WHEEL_WIDTH, WHEEL_HEIGHT);
- gtk_preview_set_expand (GTK_PREVIEW (colorsel->wheel_area), TRUE);
- gtk_container_add (GTK_CONTAINER (hbox2), colorsel->wheel_area);
- gtk_widget_show (colorsel->wheel_area);
-
- old_mask = gtk_widget_get_events (colorsel->wheel_area);
-
- gtk_signal_connect (GTK_OBJECT (colorsel->wheel_area), "event",
- (SF) gtk_color_selection_wheel_events, (gpointer) colorsel->wheel_area);
- gtk_signal_connect_after (GTK_OBJECT (colorsel->wheel_area), "expose_event",
- (SF) gtk_color_selection_wheel_events, (gpointer) colorsel->wheel_area);
- gtk_signal_connect_after (GTK_OBJECT (colorsel->wheel_area), "size_allocate",
- (SF) gtk_color_selection_wheel_resize, (gpointer) colorsel->wheel_area);
- gtk_object_set_data (GTK_OBJECT (colorsel->wheel_area), "_GtkColorSelection", (gpointer) colorsel);
-
- frame = gtk_frame_new (NULL);
- gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
- gtk_container_set_border_width (GTK_CONTAINER (frame), 0);
- gtk_box_pack_start (GTK_BOX (hbox2), frame, FALSE, TRUE, 0);
- gtk_widget_show (frame);
-
- colorsel->value_area = gtk_preview_new (GTK_PREVIEW_COLOR);
- gtk_preview_size (GTK_PREVIEW (colorsel->value_area), VALUE_WIDTH, VALUE_HEIGHT);
- gtk_preview_set_expand (GTK_PREVIEW (colorsel->value_area), TRUE);
- gtk_container_add (GTK_CONTAINER (frame), colorsel->value_area);
- gtk_widget_show (colorsel->value_area);
-
- old_mask = gtk_widget_get_events (colorsel->value_area);
- gtk_widget_set_events (colorsel->value_area,
- old_mask |
- GDK_BUTTON_PRESS_MASK |
- GDK_BUTTON_RELEASE_MASK |
- GDK_BUTTON_MOTION_MASK |
- GDK_POINTER_MOTION_HINT_MASK);
-
- gtk_signal_connect_after (GTK_OBJECT (colorsel->value_area), "expose_event",
- (SF) gtk_color_selection_value_events, (gpointer) colorsel->value_area);
- gtk_signal_connect_after (GTK_OBJECT (colorsel->value_area), "size_allocate",
- (SF) gtk_color_selection_value_resize, (gpointer) colorsel->value_area);
- gtk_signal_connect (GTK_OBJECT (colorsel->value_area), "event",
- (SF) gtk_color_selection_value_events, (gpointer) colorsel->value_area);
- gtk_object_set_data (GTK_OBJECT (colorsel->value_area), "_GtkColorSelection", (gpointer) colorsel);
-
- /* New/old color samples */
- /* ===================== */
-
- frame = gtk_frame_new (NULL);
- gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
- gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, TRUE, 0);
- gtk_widget_show (frame);
-
-/* colorsel->sample_area_eb = gtk_button_new ();
- gtk_container_add (GTK_CONTAINER (frame), colorsel->sample_area_eb);
- gtk_widget_show (colorsel->sample_area_eb); */
-
- colorsel->sample_area = gtk_preview_new (GTK_PREVIEW_COLOR);
- gtk_preview_size (GTK_PREVIEW (colorsel->sample_area), SAMPLE_WIDTH, SAMPLE_HEIGHT);
- gtk_preview_set_expand (GTK_PREVIEW (colorsel->sample_area), TRUE);
- gtk_container_add (GTK_CONTAINER (frame),
- colorsel->sample_area);
- gtk_widget_set_events(colorsel->sample_area,
- gtk_widget_get_events(colorsel->sample_area)
- | GDK_BUTTON_MOTION_MASK
- | GDK_BUTTON_PRESS_MASK
- | GDK_BUTTON_RELEASE_MASK
- | GDK_ENTER_NOTIFY_MASK
- | GDK_LEAVE_NOTIFY_MASK);
- gtk_widget_show (colorsel->sample_area);
-
- gtk_signal_connect_after (GTK_OBJECT (colorsel->sample_area),
- "size_allocate",
- GTK_SIGNAL_FUNC (gtk_color_selection_sample_resize),
- colorsel->sample_area);
- gtk_object_set_data (GTK_OBJECT (colorsel->sample_area), "_GtkColorSelection", (gpointer) colorsel);
-
- table = gtk_table_new (NUM_CHANNELS, 3, FALSE);
- gtk_table_set_col_spacings (GTK_TABLE (table), 3);
- gtk_box_pack_start (GTK_BOX (hbox), table, FALSE, TRUE, 0);
-
- for (n = HUE; n <= OPACITY; n++)
+ GtkColorSelection *colorsel = data;
+ ColorSelectionPrivate *priv;
+ guint16 *vals;
+ gdouble color[4];
+ priv = colorsel->private_data;
+
+ /* This is currently a guint16 array of the format:
+ * R
+ * G
+ * B
+ * opacity
+ */
+
+ if (selection_data->length < 0)
+ return;
+
+ if ((selection_data->format != 16) ||
+ (selection_data->length != 8))
{
- label = gtk_label_new (scale_vals[n].label);
- gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
- gtk_table_attach_defaults (GTK_TABLE (table), label, 0, 1, n, n + 1);
-
- adj = gtk_adjustment_new (colorsel->values[n], scale_vals[n].lower,
- scale_vals[n].upper, scale_vals[n].step_inc,
- scale_vals[n].page_inc, 0.0);
- colorsel->scales[n] = gtk_hscale_new (GTK_ADJUSTMENT (adj));
- gtk_widget_set_usize (colorsel->scales[n], 128, 0);
- gtk_scale_set_value_pos (GTK_SCALE (colorsel->scales[n]), GTK_POS_TOP);
-
- gtk_range_set_update_policy (GTK_RANGE (colorsel->scales[n]), colorsel->policy);
- gtk_scale_set_draw_value (GTK_SCALE (colorsel->scales[n]), FALSE);
- gtk_scale_set_digits (GTK_SCALE (colorsel->scales[n]), 2);
- gtk_table_attach_defaults (GTK_TABLE (table), colorsel->scales[n], 1, 2, n, n + 1);
-
- colorsel->entries[n] = gtk_entry_new ();
- gtk_widget_set_usize (colorsel->entries[n], 40, 0);
- sprintf (txt, "%.2f", colorsel->values[n]);
- gtk_entry_set_text (GTK_ENTRY (colorsel->entries[n]), txt);
- gtk_table_attach_defaults (GTK_TABLE (table), colorsel->entries[n], 2, 3, n, n + 1);
-
- if (n != OPACITY)
- {
- gtk_widget_show (label);
- gtk_widget_show (colorsel->scales[n]);
- gtk_widget_show (colorsel->entries[n]);
- }
-
- gtk_signal_connect_object (GTK_OBJECT (adj), "value_changed",
- scale_vals[n].updater, (gpointer) colorsel->scales[n]);
- gtk_object_set_data (GTK_OBJECT (colorsel->scales[n]), "_GtkColorSelection", (gpointer) colorsel);
- gtk_object_set_data (GTK_OBJECT (colorsel->scales[n]), value_index_key, GINT_TO_POINTER (n));
- gtk_signal_connect_object (GTK_OBJECT (colorsel->entries[n]), "changed",
- scale_vals[n].updater, (gpointer) colorsel->entries[n]);
- gtk_object_set_data (GTK_OBJECT (colorsel->entries[n]), "_GtkColorSelection", (gpointer) colorsel);
- gtk_object_set_data (GTK_OBJECT (colorsel->entries[n]), value_index_key, GINT_TO_POINTER (n));
+ g_warning ("Received invalid color data\n");
+ return;
+ }
+
+ vals = (guint16 *)selection_data->data;
+
+ if (widget == priv->cur_sample)
+ {
+ color[0] = (gdouble)vals[0] / 0xffff;
+ color[1] = (gdouble)vals[1] / 0xffff;
+ color[2] = (gdouble)vals[2] / 0xffff;
+ color[3] = (gdouble)vals[3] / 0xffff;
+
+ gtk_color_selection_set_color (colorsel, color);
}
-
- colorsel->opacity_label = label;
-
- gtk_widget_show (table);
- gtk_widget_show (hbox);
}
-GtkWidget *
-gtk_color_selection_new (void)
+static void
+color_sample_drag_handle (GtkWidget *widget,
+ GdkDragContext *context,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint time,
+ gpointer data)
{
- GtkColorSelection *colorsel;
-
- colorsel = gtk_type_new (gtk_color_selection_get_type ());
-
- return GTK_WIDGET (colorsel);
+ GtkColorSelection *colorsel = data;
+ ColorSelectionPrivate *priv;
+ guint16 vals[4];
+ gdouble *colsrc;
+
+ priv = colorsel->private_data;
+
+ if (widget == priv->old_sample)
+ colsrc = priv->old_color;
+ else
+ colsrc = priv->color;
+
+ vals[0] = colsrc[COLORSEL_RED] * 0xffff;
+ vals[1] = colsrc[COLORSEL_GREEN] * 0xffff;
+ vals[2] = colsrc[COLORSEL_BLUE] * 0xffff;
+ vals[3] = priv->has_opacity ? colsrc[COLORSEL_OPACITY] * 0xffff : 0xffff;
+
+ gtk_selection_data_set (selection_data,
+ gdk_atom_intern ("application/x-color", FALSE),
+ 16, (guchar *)vals, 8);
}
-void
-gtk_color_selection_set_update_policy (GtkColorSelection *colorsel,
- GtkUpdateType policy)
+/* which = 0 means draw old sample, which = 1 means draw new */
+static void
+color_sample_draw_sample (GtkColorSelection *colorsel, int which)
{
- gint n;
-
+ GtkWidget *da;
+ gint x, y, i, wid, heig, f, n, goff;
+ guchar c[3 * 2], cc[3 * 4], *cp = c;
+ gdouble o;
+ guchar *buf;
+ ColorSelectionPrivate *priv;
+
g_return_if_fail (colorsel != NULL);
-
- if (policy != colorsel->policy)
+ priv = colorsel->private_data;
+
+ g_return_if_fail (priv->sample_area != NULL);
+ if (!GTK_WIDGET_DRAWABLE (priv->sample_area))
+ return;
+
+ if (which == 0)
{
- colorsel->policy = policy;
-
- for (n = 0; n < NUM_CHANNELS; n++)
- gtk_range_set_update_policy (GTK_RANGE (colorsel->scales[n]), policy);
+ da = priv->old_sample;
+ for (n = 0, i = COLORSEL_RED; n < 3; n++, i++)
+ c[n] = (guchar) (255.0 * priv->old_color[i]);
+ goff = 0;
}
-}
-
-
-void
-gtk_color_selection_set_color (GtkColorSelection *colorsel,
- gdouble *color)
-{
- gint n, i = 0;
-
- g_return_if_fail (colorsel != NULL);
- g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
-
- if (GTK_WIDGET_DRAWABLE (GTK_WIDGET (colorsel)))
- gtk_color_selection_draw_wheel_marker (colorsel);
-
- for (n = RED; n <= BLUE; n++)
+ else
{
- colorsel->old_values[n] = colorsel->values[n];
- colorsel->values[n] = color[i++];
+ da = priv->cur_sample;
+ for (n = 0, i = COLORSEL_RED; n < 3; n++, i++)
+ c[n] = (guchar) (255.0 * priv->color[i]);
+ goff = priv->old_sample->allocation.width % 32;
}
-
- if (colorsel->use_opacity)
+
+ wid = da->allocation.width;
+ heig = da->allocation.height;
+
+ buf = g_new(guchar, 3 * wid * heig);
+
+#if 0
+ i = COLORSEL_RED;
+ for (n = 0; n < 3; n++)
{
- colorsel->old_values[OPACITY] = colorsel->values[OPACITY];
- colorsel->values[OPACITY] = color[i];
+ c[n] = (guchar) (255.0 * priv->old_color[i]);
+ c[n + 3] = (guchar) (255.0 * priv->color[i++]);
}
-
- RGB_TO_HSV ();
-
- gtk_color_selection_update_inputs (colorsel, RGB_INPUTS | HSV_INPUTS | OPACITY_INPUTS, BOTH);
-
- if (GTK_WIDGET_DRAWABLE (GTK_WIDGET (colorsel)))
+#endif
+
+ if (priv->has_opacity)
+ {
+ o = (which) ? priv->color[COLORSEL_OPACITY] : priv->old_color[COLORSEL_OPACITY];
+
+ for (n = 0; n < 3; n++)
+ {
+ cc[n] = (guchar) ((1.0 - o) * 192 + (o * (gdouble) c[n]));
+ cc[n + 3] = (guchar) ((1.0 - o) * 128 + (o * (gdouble) c[n]));
+ }
+ cp = cc;
+ }
+
+ i = 0;
+ for (y = 0; y < heig; y++)
{
- gtk_color_selection_draw_value_bar (colorsel, FALSE);
- gtk_color_selection_draw_sample (colorsel, FALSE);
- gtk_color_selection_draw_wheel_marker (colorsel);
+ for (x = 0; x < wid; x++)
+ {
+ if (priv->has_opacity)
+ f = 3 * ((((goff + x) % 32) < 16) ^ ((y % 32) < 16));
+ else
+ f = 0;
+
+ for (n = 0; n < 3; n++)
+ buf[i++] = cp[n + f];
+ }
}
+
+ gdk_draw_rgb_image(da->window,
+ da->style->black_gc,
+ 0, 0,
+ wid, heig,
+ GDK_RGB_DITHER_NORMAL,
+ buf,
+ 3*wid);
+
+
+ g_free (buf);
}
-void
-gtk_color_selection_get_color (GtkColorSelection *colorsel,
- gdouble *color)
-{
- gint n, i = 0;
- g_return_if_fail (colorsel != NULL);
- g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+static void
+color_sample_draw_samples (GtkColorSelection *colorsel)
+{
+ color_sample_draw_sample (colorsel, 0);
+ color_sample_draw_sample (colorsel, 1);
+}
- for (n = RED; n <= BLUE; n++)
- color[i++] = colorsel->values[n];
- if (colorsel->use_opacity)
- color[i] = colorsel->values[OPACITY];
+static void
+color_old_sample_expose(GtkWidget* da, GdkEventExpose* event, GtkColorSelection *colorsel)
+{
+ color_sample_draw_sample (colorsel, 0);
}
+
static void
-gtk_color_selection_realize (GtkWidget *widget)
+color_cur_sample_expose(GtkWidget* da, GdkEventExpose* event, GtkColorSelection *colorsel)
{
- GtkColorSelection *colorsel;
+ color_sample_draw_sample (colorsel, 1);
+}
+static void
+color_sample_setup_dnd (GtkColorSelection *colorsel, GtkWidget *sample)
+{
static const GtkTargetEntry targets[] = {
{ "application/x-color", 0 }
};
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_COLOR_SELECTION (widget));
-
- colorsel = GTK_COLOR_SELECTION (widget);
-
- if (GTK_WIDGET_CLASS (color_selection_parent_class)->realize)
- (*GTK_WIDGET_CLASS (color_selection_parent_class)->realize) (widget);
-
- gtk_drag_dest_set (colorsel->sample_area,
- GTK_DEST_DEFAULT_HIGHLIGHT |
- GTK_DEST_DEFAULT_MOTION |
- GTK_DEST_DEFAULT_DROP,
- targets, 1,
- GDK_ACTION_COPY);
-
- gtk_drag_source_set (colorsel->sample_area,
+ ColorSelectionPrivate *priv;
+ priv = colorsel->private_data;
+
+ gtk_drag_source_set (sample,
GDK_BUTTON1_MASK | GDK_BUTTON3_MASK,
targets, 1,
GDK_ACTION_COPY | GDK_ACTION_MOVE);
-
- gtk_signal_connect (GTK_OBJECT (colorsel->sample_area),
+
+ gtk_signal_connect (GTK_OBJECT (sample),
"drag_begin",
- GTK_SIGNAL_FUNC (gtk_color_selection_drag_begin),
+ GTK_SIGNAL_FUNC (color_sample_drag_begin),
colorsel);
- gtk_signal_connect (GTK_OBJECT (colorsel->sample_area),
+ if (sample == priv->cur_sample)
+ {
+
+ gtk_drag_dest_set (sample,
+ GTK_DEST_DEFAULT_HIGHLIGHT |
+ GTK_DEST_DEFAULT_MOTION |
+ GTK_DEST_DEFAULT_DROP,
+ targets, 1,
+ GDK_ACTION_COPY);
+
+ gtk_signal_connect (GTK_OBJECT (sample),
+ "drag_end",
+ GTK_SIGNAL_FUNC (color_sample_drag_end),
+ colorsel);
+ }
+
+ gtk_signal_connect (GTK_OBJECT (sample),
"drag_data_get",
- GTK_SIGNAL_FUNC (gtk_color_selection_drag_handle),
+ GTK_SIGNAL_FUNC (color_sample_drag_handle),
colorsel);
- gtk_signal_connect (GTK_OBJECT (colorsel->sample_area),
+ gtk_signal_connect (GTK_OBJECT (sample),
"drag_data_received",
- GTK_SIGNAL_FUNC (gtk_color_selection_drop_handle),
+ GTK_SIGNAL_FUNC (color_sample_drop_handle),
colorsel);
+
}
+
static void
-gtk_color_selection_unrealize (GtkWidget *widget)
+color_sample_new (GtkColorSelection *colorsel)
{
- GtkColorSelection *colorsel;
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_COLOR_SELECTION (widget));
+ ColorSelectionPrivate *priv;
+
+ priv = colorsel->private_data;
+
+ priv->sample_area = gtk_hbox_new (FALSE, 0);
+ priv->old_sample = gtk_drawing_area_new ();
+ priv->cur_sample = gtk_drawing_area_new ();
+
+ /* We need enter/leave to do tooltips */
+ gtk_widget_add_events (priv->old_sample,
+ GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK);
+ gtk_widget_add_events (priv->cur_sample,
+ GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK);
+
+ gtk_box_pack_start (GTK_BOX (priv->sample_area), priv->old_sample,
+ TRUE, TRUE, 0);
+ gtk_box_pack_start (GTK_BOX (priv->sample_area), priv->cur_sample,
+ TRUE, TRUE, 0);
+
+ gtk_signal_connect(GTK_OBJECT (priv->old_sample), "expose_event",
+ GTK_SIGNAL_FUNC (color_old_sample_expose),
+ colorsel);
+ gtk_signal_connect(GTK_OBJECT (priv->cur_sample), "expose_event",
+ GTK_SIGNAL_FUNC (color_cur_sample_expose),
+ colorsel);
+
+ color_sample_setup_dnd (colorsel, priv->old_sample);
+ color_sample_setup_dnd (colorsel, priv->cur_sample);
- colorsel = GTK_COLOR_SELECTION (widget);
+ gtk_tooltips_set_tip (priv->tooltips,
+ priv->old_sample,
+ _("The previously-selected color, for comparison to the color you're selecting now. You can drag this color to a palette entry, or select this color as current by dragging it to the other color swatch alongside."), NULL);
- if (colorsel->value_gc != NULL)
- {
- gdk_gc_unref (colorsel->value_gc);
- colorsel->value_gc = NULL;
- }
- if (colorsel->wheel_gc != NULL)
- {
- gdk_gc_unref (colorsel->wheel_gc);
- colorsel->wheel_gc = NULL;
- }
- if (colorsel->sample_gc != NULL)
- {
- gdk_gc_unref (colorsel->sample_gc);
- colorsel->sample_gc = NULL;
- }
- (* GTK_WIDGET_CLASS (color_selection_parent_class)->unrealize) (widget);
+ gtk_tooltips_set_tip (priv->tooltips,
+ priv->cur_sample,
+ _("The color you've chosen. You can drag this color to a palette entry to save it for use in the future."), NULL);
+
+ gtk_widget_show_all (priv->sample_area);
}
-static void
-gtk_color_selection_finalize (GtkObject *object)
-{
- GtkColorSelection *colorsel;
-
- g_return_if_fail (object != NULL);
- g_return_if_fail (GTK_IS_COLOR_SELECTION (object));
- colorsel = GTK_COLOR_SELECTION (object);
-
- if (colorsel->wheel_buf != NULL)
- g_free (colorsel->wheel_buf);
- if (colorsel->value_buf != NULL)
- g_free (colorsel->value_buf);
- if (colorsel->sample_buf != NULL)
- g_free (colorsel->sample_buf);
-
- (*GTK_OBJECT_CLASS (color_selection_parent_class)->finalize) (object);
-}
+/*
+ *
+ * The palette area code
+ *
+ */
+#define CUSTOM_PALETTE_ENTRY_WIDTH 20
+#define CUSTOM_PALETTE_ENTRY_HEIGHT 20
static void
-gtk_color_selection_color_changed (GtkColorSelection *colorsel)
+palette_get_color (GtkWidget *drawing_area, gdouble *color)
{
- gtk_signal_emit (GTK_OBJECT (colorsel), color_selection_signals[COLOR_CHANGED]);
+ gdouble *color_val;
+
+ g_return_if_fail (color != NULL);
+
+ color_val = gtk_object_get_data (GTK_OBJECT (drawing_area), "color_val");
+ if (color_val == NULL)
+ {
+ /* Default to white for no good reason */
+ color[0] = 1.0;
+ color[1] = 1.0;
+ color[2] = 1.0;
+ color[3] = 1.0;
+ return;
+ }
+
+ color[0] = color_val[0];
+ color[1] = color_val[1];
+ color[2] = color_val[2];
+ color[3] = 1.0;
}
+#define INTENSITY(r, g, b) ((r) * 0.30 + (g) * 0.59 + (b) * 0.11)
static void
-gtk_color_selection_update_input (GtkWidget *scale,
- GtkWidget *entry,
- gdouble value)
+palette_paint (GtkWidget *drawing_area,
+ GdkRectangle *area,
+ gpointer data)
{
- GtkAdjustment *adj;
- gchar txt[32];
-
- if (scale != NULL)
+ if (drawing_area->window == NULL)
+ return;
+
+ gdk_window_clear_area (drawing_area->window,
+ area->x,
+ area->y,
+ area->width,
+ area->height);
+
+ if (GTK_WIDGET_HAS_FOCUS (drawing_area))
{
- adj = gtk_range_get_adjustment (GTK_RANGE (scale));
- adj->value = (gfloat) value;
- gtk_signal_handler_block_by_data (GTK_OBJECT (adj), (gpointer) scale);
- gtk_signal_emit_by_name (GTK_OBJECT (adj), "value_changed");
- gtk_range_slider_update (GTK_RANGE (scale));
- gtk_signal_handler_unblock_by_data (GTK_OBJECT (adj), (gpointer) scale);
- }
+ GdkGC *gc;
+ gdouble color[4];
+
+ palette_get_color (drawing_area, color);
+
+ if (INTENSITY (color[0], color[1], color[2]) > 0.5)
+ gc = drawing_area->style->black_gc;
+ else
+ gc = drawing_area->style->white_gc;
- if (entry != NULL)
- {
- gtk_signal_handler_block_by_data (GTK_OBJECT (entry), (gpointer) entry);
- sprintf (txt, "%.2f", value);
- gtk_entry_set_text (GTK_ENTRY (entry), txt);
- gtk_signal_handler_unblock_by_data (GTK_OBJECT (entry), (gpointer) entry);
+ gdk_draw_rectangle (drawing_area->window,
+ gc, FALSE, 0, 0,
+ drawing_area->allocation.width - 1,
+ drawing_area->allocation.height - 1);
}
}
+
static void
-gtk_color_selection_update_inputs (GtkColorSelection *colorsel,
- gint inputs,
- gint which)
+palette_drag_begin (GtkWidget *widget,
+ GdkDragContext *context,
+ gpointer data)
{
- gint n;
-
- switch (which)
- {
- case SCALE:
- if ((inputs & RGB_INPUTS) != 0)
- for (n = RED; n <= BLUE; n++)
- gtk_color_selection_update_input (colorsel->scales[n], NULL,
- colorsel->values[n]);
- if ((inputs & HSV_INPUTS) != 0)
- for (n = HUE; n <= VALUE; n++)
- gtk_color_selection_update_input (colorsel->scales[n], NULL,
- colorsel->values[n]);
- if ((inputs & OPACITY_INPUTS) != 0)
- gtk_color_selection_update_input(colorsel->scales[OPACITY], NULL,
- colorsel->values[OPACITY]);
- break;
- case ENTRY:
- if ((inputs & RGB_INPUTS) != 0)
- for (n = RED; n <= BLUE; n++)
- gtk_color_selection_update_input (NULL, colorsel->entries[n], colorsel->values[n]);
- if ((inputs & HSV_INPUTS) != 0)
- for (n = HUE; n <= VALUE; n++)
- gtk_color_selection_update_input (NULL, colorsel->entries[n], colorsel->values[n]);
- if ((inputs & OPACITY_INPUTS) != 0)
- gtk_color_selection_update_input(NULL, colorsel->entries[OPACITY], colorsel->values[OPACITY]);
- break;
- default:
- if ((inputs & RGB_INPUTS) != 0)
- for (n = RED; n <= BLUE; n++)
- gtk_color_selection_update_input (colorsel->scales[n], colorsel->entries[n],
- colorsel->values[n]);
- if ((inputs & HSV_INPUTS) != 0)
- for (n = HUE; n <= VALUE; n++)
- gtk_color_selection_update_input (colorsel->scales[n], colorsel->entries[n],
- colorsel->values[n]);
- if ((inputs & OPACITY_INPUTS) != 0)
- gtk_color_selection_update_input(colorsel->scales[OPACITY], colorsel->entries[OPACITY],
- colorsel->values[OPACITY]);
- break;
- }
+ GtkColorSelection *colorsel = data;
+ ColorSelectionPrivate *priv;
+ GtkWidget *window;
+ gdouble colors[4];
+ GdkColor bg;
+
+ priv = colorsel->private_data;
+ window = gtk_window_new (GTK_WINDOW_POPUP);
+ gtk_widget_set_app_paintable (GTK_WIDGET (window), TRUE);
+ gtk_widget_set_usize (window, 48, 32);
+ gtk_widget_realize (window);
+ gtk_object_set_data_full (GTK_OBJECT (widget),
+ "gtk-color-selection-drag-window",
+ window,
+ (GtkDestroyNotify) gtk_widget_destroy);
+
+ palette_get_color (widget, colors);
+ bg.red = 0xffff * colors[0];
+ bg.green = 0xffff * colors[1];
+ bg.blue = 0xffff * colors[2];
+
+ gdk_color_alloc (gtk_widget_get_colormap (window), &bg);
+ gdk_window_set_background (window->window, &bg);
+
+ gtk_drag_set_icon_widget (context, window, -2, -2);
}
static void
-gtk_color_selection_hsv_updater (GtkWidget *widget,
- gpointer data)
+palette_drag_handle (GtkWidget *widget,
+ GdkDragContext *context,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint time,
+ gpointer data)
{
- GtkColorSelection *colorsel;
- GtkAdjustment *adj;
- gdouble newvalue;
- gint i, which = SCALE;
-
- if (GTK_WIDGET_DRAWABLE (GTK_WIDGET (widget)))
- {
- colorsel = (GtkColorSelection*) gtk_object_get_data (GTK_OBJECT (widget), "_GtkColorSelection");
- i = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (widget), value_index_key));
-
- if (GTK_IS_SCALE (widget))
- {
- adj = gtk_range_get_adjustment (GTK_RANGE (GTK_SCALE (widget)));
- newvalue = (gdouble) adj->value;
- which = ENTRY;
- }
- else
- newvalue = (gdouble) atof (gtk_entry_get_text (GTK_ENTRY (widget)));
-
- if (i == VALUE)
- {
- gtk_color_selection_draw_value_marker (colorsel);
- colorsel->values[i] = newvalue;
-
- HSV_TO_RGB ();
-
- gtk_color_selection_draw_value_marker (colorsel);
- }
- else
- {
- gtk_color_selection_draw_wheel_marker (colorsel);
- colorsel->values[i] = newvalue;
-
- HSV_TO_RGB ();
-
- gtk_color_selection_draw_wheel_marker (colorsel);
- gtk_color_selection_draw_value_bar (colorsel, FALSE);
- }
+ guint16 vals[4];
+ gdouble colsrc[4];
+
+ palette_get_color (widget, colsrc);
+
+ vals[0] = colsrc[COLORSEL_RED] * 0xffff;
+ vals[1] = colsrc[COLORSEL_GREEN] * 0xffff;
+ vals[2] = colsrc[COLORSEL_BLUE] * 0xffff;
+ vals[3] = 0xffff;
+
+ gtk_selection_data_set (selection_data,
+ gdk_atom_intern ("application/x-color", FALSE),
+ 16, (guchar *)vals, 8);
+}
- gtk_color_selection_draw_sample (colorsel, FALSE);
- gtk_color_selection_color_changed (colorsel);
- gtk_color_selection_update_inputs (colorsel, HSV_INPUTS, which);
- gtk_color_selection_update_inputs (colorsel, RGB_INPUTS, BOTH);
- }
+static void
+palette_drag_end (GtkWidget *widget,
+ GdkDragContext *context,
+ gpointer data)
+{
+ gtk_object_set_data (GTK_OBJECT (widget), "gtk-color-selection-drag-window", NULL);
}
+/* Changes the model color */
static void
-gtk_color_selection_rgb_updater (GtkWidget *widget,
- gpointer data)
+palette_change_color (GtkWidget *drawing_area,
+ GtkColorSelection *colorsel,
+ gdouble *color)
{
- GtkColorSelection *colorsel;
- GtkAdjustment *adj;
- gdouble newvalue;
- gint i, which = SCALE;
+ gint x, y;
+ ColorSelectionPrivate *priv;
+ GdkColor gdk_color;
- if (GTK_WIDGET_DRAWABLE (GTK_WIDGET (widget)))
- {
- colorsel = (GtkColorSelection*) gtk_object_get_data (GTK_OBJECT (widget), "_GtkColorSelection");
- i = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (widget), value_index_key));
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+ g_return_if_fail (GTK_IS_DRAWING_AREA (drawing_area));
+
+ priv = colorsel->private_data;
+
+ gdk_color.red = color[0]*65535;
+ gdk_color.green = color[1]*65535;
+ gdk_color.blue = color[2]*65535;
- if (GTK_IS_SCALE (widget))
- {
- adj = gtk_range_get_adjustment (GTK_RANGE (GTK_SCALE (widget)));
- newvalue = (gdouble) adj->value;
- which = ENTRY;
- }
- else
- newvalue = (gdouble) atof (gtk_entry_get_text (GTK_ENTRY (widget)));
+ x = 0;
+ while (x < GTK_CUSTOM_PALETTE_WIDTH)
+ {
+ y = 0;
+ while (y < GTK_CUSTOM_PALETTE_HEIGHT)
+ {
+ if (priv->custom_palette[x][y] == drawing_area)
+ goto out;
+
+ ++y;
+ }
+
+ ++x;
+ }
- gtk_color_selection_draw_wheel_marker (colorsel);
+ out:
+
+ g_assert (x < GTK_CUSTOM_PALETTE_WIDTH || y < GTK_CUSTOM_PALETTE_HEIGHT);
- colorsel->values[i] = newvalue;
- RGB_TO_HSV ();
+ current_colors[y * GTK_CUSTOM_PALETTE_WIDTH + x] = gdk_color;
- gtk_color_selection_draw_wheel_marker (colorsel);
- gtk_color_selection_draw_value_bar (colorsel, FALSE);
- gtk_color_selection_draw_sample (colorsel, FALSE);
- gtk_color_selection_color_changed (colorsel);
- gtk_color_selection_update_inputs (colorsel, RGB_INPUTS, which);
- gtk_color_selection_update_inputs (colorsel, HSV_INPUTS, BOTH);
- }
+ if (change_palette_hook)
+ (* change_palette_hook) (current_colors, GTK_CUSTOM_PALETTE_WIDTH * GTK_CUSTOM_PALETTE_HEIGHT);
}
+/* Changes the view color */
static void
-gtk_color_selection_opacity_updater (GtkWidget *widget,
- gpointer data)
+palette_set_color (GtkWidget *drawing_area,
+ GtkColorSelection *colorsel,
+ gdouble *color)
{
- GtkColorSelection *colorsel;
- GtkAdjustment *adj;
-
- colorsel = (GtkColorSelection*) gtk_object_get_data (GTK_OBJECT (widget), "_GtkColorSelection");
+ gdouble *new_color = g_new (double, 4);
+ gdouble *old_color;
+ GdkColor gdk_color;
+
+ gdk_color.red = color[0]*65535;
+ gdk_color.green = color[1]*65535;
+ gdk_color.blue = color[2]*65535;
- if (GTK_IS_SCALE (widget))
+ gtk_widget_modify_bg (drawing_area, GTK_STATE_NORMAL, &gdk_color);
+
+ if (GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (drawing_area), "color_set")) == 0)
{
- adj = gtk_range_get_adjustment (GTK_RANGE (widget));
- colorsel->values[OPACITY] = (gdouble) adj->value;
- gtk_color_selection_update_input (NULL, colorsel->entries[OPACITY], colorsel->values[OPACITY]);
+ static const GtkTargetEntry targets[] = {
+ { "application/x-color", 0 }
+ };
+ gtk_drag_source_set (drawing_area,
+ GDK_BUTTON1_MASK | GDK_BUTTON3_MASK,
+ targets, 1,
+ GDK_ACTION_COPY | GDK_ACTION_MOVE);
+
+ gtk_signal_connect (GTK_OBJECT (drawing_area),
+ "drag_begin",
+ GTK_SIGNAL_FUNC (palette_drag_begin),
+ colorsel);
+ gtk_signal_connect (GTK_OBJECT (drawing_area),
+ "drag_data_get",
+ GTK_SIGNAL_FUNC (palette_drag_handle),
+ colorsel);
+
+ gtk_object_set_data (GTK_OBJECT (drawing_area), "color_set", GINT_TO_POINTER (1));
}
else
{
- colorsel->values[OPACITY] = (gdouble) atof (gtk_entry_get_text (GTK_ENTRY (widget)));
- gtk_color_selection_update_input (colorsel->scales[OPACITY], NULL, colorsel->values[OPACITY]);
+ old_color = (gdouble *) gtk_object_get_data (GTK_OBJECT (drawing_area), "color_val");
+ if (old_color)
+ {
+ g_free (old_color);
+ }
}
+ new_color[0] = color[0];
+ new_color[1] = color[1];
+ new_color[2] = color[2];
+ new_color[3] = 1.0;
+
+ gtk_object_set_data (GTK_OBJECT (drawing_area), "color_val", new_color);
+}
- gtk_color_selection_draw_sample (colorsel, FALSE);
- gtk_color_selection_color_changed (colorsel);
+static void
+palette_expose (GtkWidget *drawing_area,
+ GdkEventExpose *event,
+ gpointer data)
+{
+ if (drawing_area->window == NULL)
+ return;
+
+ palette_paint (drawing_area, &(event->area), data);
}
-void
-gtk_color_selection_set_opacity (GtkColorSelection *colorsel,
- gint use_opacity)
+static void
+popup_position_func (GtkMenu *menu,
+ gint *x,
+ gint *y,
+ gboolean *push_in,
+ gpointer user_data)
{
- g_return_if_fail (colorsel != NULL);
+ GtkWidget *widget;
+ GtkRequisition req;
+ gint root_x, root_y;
+
+ widget = GTK_WIDGET (user_data);
+
+ g_return_if_fail (GTK_WIDGET_REALIZED (widget));
- colorsel->use_opacity = use_opacity;
+ gdk_window_get_origin (widget->window, &root_x, &root_y);
+
+ gtk_widget_size_request (GTK_WIDGET (menu), &req);
- if (!use_opacity && GTK_WIDGET_VISIBLE (colorsel->scales[OPACITY]))
- {
- gtk_widget_hide (colorsel->opacity_label);
- gtk_widget_hide (colorsel->scales[OPACITY]);
- gtk_widget_hide (colorsel->entries[OPACITY]);
- }
- else if (use_opacity && !GTK_WIDGET_VISIBLE (colorsel->scales[OPACITY]))
- {
- gtk_widget_show (colorsel->opacity_label);
- gtk_widget_show (colorsel->scales[OPACITY]);
- gtk_widget_show (colorsel->entries[OPACITY]);
- }
+ /* Put corner of menu centered on color cell */
+ *x = root_x + widget->allocation.width / 2;
+ *y = root_y + widget->allocation.height / 2;
- if (GTK_WIDGET_DRAWABLE (colorsel->sample_area))
- gtk_color_selection_draw_sample (colorsel, FALSE);
+ /* Ensure sanity */
+ *x = CLAMP (*x, 0, MAX (0, gdk_screen_width () - req.width));
+ *y = CLAMP (*y, 0, MAX (0, gdk_screen_height () - req.height));
}
static void
-gtk_color_selection_value_resize (GtkWidget *widget,
- gpointer data)
+save_color_selected (GtkWidget *menuitem,
+ gpointer data)
{
GtkColorSelection *colorsel;
+ GtkWidget *drawing_area;
+ ColorSelectionPrivate *priv;
+
+ drawing_area = GTK_WIDGET (data);
+
+ colorsel = GTK_COLOR_SELECTION (g_object_get_data (G_OBJECT (drawing_area),
+ "gtk-color-sel"));
- colorsel = (GtkColorSelection*) gtk_object_get_data (GTK_OBJECT (widget), "_GtkColorSelection");
- gtk_color_selection_draw_value_bar (colorsel, TRUE);
+ priv = colorsel->private_data;
+
+ palette_change_color (drawing_area, colorsel, priv->color);
}
static void
-gtk_color_selection_wheel_resize (GtkWidget *widget,
- gpointer data)
+do_popup (GtkColorSelection *colorsel,
+ GtkWidget *drawing_area,
+ guint32 timestamp)
{
- GtkColorSelection *colorsel;
+ GtkWidget *menu;
+ GtkWidget *mi;
+ GtkWidget *label;
+
+ g_object_set_data (G_OBJECT (drawing_area),
+ "gtk-color-sel",
+ colorsel);
+
+ menu = gtk_menu_new ();
+
+ label = gtk_label_new_with_mnemonic (_("_Save color here"));
+ mi = gtk_menu_item_new ();
+ gtk_container_add (GTK_CONTAINER (mi), label);
- colorsel = (GtkColorSelection*) gtk_object_get_data (GTK_OBJECT (widget), "_GtkColorSelection");
- gtk_color_selection_draw_wheel (colorsel, TRUE);
+ gtk_signal_connect (GTK_OBJECT (mi), "activate",
+ GTK_SIGNAL_FUNC (save_color_selected),
+ drawing_area);
+
+ gtk_menu_shell_append (GTK_MENU_SHELL (menu), mi);
+
+ gtk_widget_show_all (mi);
+
+ gtk_menu_popup (GTK_MENU (menu), NULL, NULL,
+ popup_position_func, drawing_area,
+ 3, timestamp);
}
-static void
-gtk_color_selection_sample_resize (GtkWidget *widget,
- gpointer data)
+
+static gint
+palette_press (GtkWidget *drawing_area,
+ GdkEventButton *event,
+ gpointer data)
{
- GtkColorSelection *colorsel;
+ GtkColorSelection *colorsel = GTK_COLOR_SELECTION (data);
- colorsel = (GtkColorSelection*) gtk_object_get_data (GTK_OBJECT (widget), "_GtkColorSelection");
- gtk_color_selection_draw_sample (colorsel, TRUE);
+ gtk_widget_grab_focus (drawing_area);
+
+ if (event->button == 1 &&
+ event->type == GDK_BUTTON_PRESS)
+ {
+ if (GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (drawing_area), "color_set")) != 0)
+ {
+ gdouble color[4];
+ palette_get_color (drawing_area, color);
+ gtk_color_selection_set_color (GTK_COLOR_SELECTION (data), color);
+ }
+ }
+
+ if (event->button == 3 &&
+ event->type == GDK_BUTTON_PRESS)
+ {
+ do_popup (colorsel, drawing_area, event->time);
+ }
+
+ return TRUE;
}
static void
-gtk_color_selection_drag_begin (GtkWidget *widget,
- GdkDragContext *context,
- gpointer data)
+palette_unset_color (GtkWidget *drawing_area)
{
- GtkColorSelection *colorsel = data;
- GtkWidget *window;
- gdouble colors[4];
- GdkColor bg;
-
- window = gtk_window_new(GTK_WINDOW_POPUP);
- gtk_widget_set_app_paintable (GTK_WIDGET (window), TRUE);
- gtk_widget_set_usize (window, 48, 32);
- gtk_widget_realize (window);
-
- gtk_color_selection_get_color (colorsel, colors);
- bg.red = 0xffff * colors[0];
- bg.green = 0xffff * colors[1];
- bg.blue = 0xffff * colors[2];
-
- gdk_color_alloc (gtk_widget_get_colormap (window), &bg);
- gdk_window_set_background (window->window, &bg);
-
- gtk_drag_set_icon_widget (context, window, -2, -2);
+ if (GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (drawing_area), "color_set")) == 0)
+ return;
+
+ gtk_widget_reset_rc_styles (drawing_area);
+ gtk_object_set_data (GTK_OBJECT (drawing_area), "color_set", GINT_TO_POINTER (0));
}
static void
-gtk_color_selection_drop_handle (GtkWidget *widget,
- GdkDragContext *context,
- gint x,
- gint y,
- GtkSelectionData *selection_data,
- guint info,
- guint time,
- gpointer data)
+palette_drop_handle (GtkWidget *widget,
+ GdkDragContext *context,
+ gint x,
+ gint y,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint time,
+ gpointer data)
{
- GtkColorSelection *colorsel = data;
guint16 *vals;
- gdouble colors[4];
-
- /* This is currently a guint16 array of the format:
- R
- G
- B
- opacity
- */
-
+ gdouble color[4];
+
if (selection_data->length < 0)
return;
-
- if ((selection_data->format != 16) ||
+
+ if ((selection_data->format != 16) ||
(selection_data->length != 8))
{
g_warning ("Received invalid color data\n");
}
vals = (guint16 *)selection_data->data;
+
+ color[0] = (gdouble)vals[0] / 0xffff;
+ color[1] = (gdouble)vals[1] / 0xffff;
+ color[2] = (gdouble)vals[2] / 0xffff;
+ color[3] = (gdouble)vals[3] / 0xffff;
+ palette_change_color (widget, GTK_COLOR_SELECTION (data), color);
+ gtk_color_selection_set_color (GTK_COLOR_SELECTION (data), color);
+}
- colors[0] = (gdouble)vals[0] / 0xffff;
- colors[1] = (gdouble)vals[1] / 0xffff;
- colors[2] = (gdouble)vals[2] / 0xffff;
- colors[3] = (gdouble)vals[3] / 0xffff;
+static gint
+palette_activate (GtkWidget *widget,
+ GdkEventKey *event,
+ gpointer data)
+{
+ /* should have a drawing area subclass with an activate signal */
+ if ((event->keyval == ' ') || (event->keyval == GDK_Return))
+ {
+ if (GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (widget), "color_set")) != 0)
+ {
+ gdouble color[4];
+ palette_get_color (widget, color);
+ gtk_color_selection_set_color (GTK_COLOR_SELECTION (data), color);
+ }
+ return TRUE;
+ }
- gtk_color_selection_set_color(colorsel, colors);
+ return FALSE;
}
static void
-gtk_color_selection_drag_handle (GtkWidget *widget,
- GdkDragContext *context,
- GtkSelectionData *selection_data,
- guint info,
- guint time,
- gpointer data)
+palette_popup (GtkWidget *widget,
+ gpointer data)
{
- GtkColorSelection *colorsel = data;
- guint16 vals[4];
- gdouble colors[4];
-
- gtk_color_selection_get_color(colorsel, colors);
+ GtkColorSelection *colorsel = GTK_COLOR_SELECTION (data);
- vals[0] = colors[0] * 0xffff;
- vals[1] = colors[1] * 0xffff;
- vals[2] = colors[2] * 0xffff;
- vals[3] = colorsel->use_opacity ? colors[3] * 0xffff : 0xffff;
-
- g_print ("%x %x\n", vals[0], vals[4]);
- g_print ("%g\n", colorsel->values[OPACITY]);
- g_print ("%d\n", colorsel->use_opacity);
-
- gtk_selection_data_set (selection_data,
- gdk_atom_intern ("application/x-color", FALSE),
- 16, (guchar *)vals, 8);
+ do_popup (colorsel, widget, GDK_CURRENT_TIME);
}
+
-static void
-gtk_color_selection_draw_wheel_marker (GtkColorSelection *colorsel)
+static GtkWidget*
+palette_new (GtkColorSelection *colorsel)
{
- gint xpos, ypos;
+ GtkWidget *retval;
+ ColorSelectionPrivate *priv;
+
+ static const GtkTargetEntry targets[] = {
+ { "application/x-color", 0 }
+ };
- gdk_gc_set_function (colorsel->wheel_gc, GDK_INVERT);
+ priv = colorsel->private_data;
+
+ retval = gtk_drawing_area_new ();
- xpos = (gint) ((-(gdouble) (colorsel->wheel_area->allocation.width) / 2.0) *
- colorsel->values[SATURATION] * cos (DEGTORAD ((colorsel->values[HUE] - 90)))) +
- (colorsel->wheel_area->allocation.width >> 1) - 4;
- ypos = (gint) (((gdouble) (colorsel->wheel_area->allocation.height) / 2.0) *
- colorsel->values[SATURATION] * sin (DEGTORAD ((colorsel->values[HUE] - 90)))) +
- (colorsel->wheel_area->allocation.height >> 1) - 4;
+ GTK_WIDGET_SET_FLAGS (retval, GTK_CAN_FOCUS);
+
+ gtk_object_set_data (GTK_OBJECT (retval), "color_set", GINT_TO_POINTER (0));
+ gtk_widget_set_events (retval, GDK_BUTTON_PRESS_MASK
+ | GDK_BUTTON_RELEASE_MASK
+ | GDK_EXPOSURE_MASK
+ | GDK_ENTER_NOTIFY_MASK
+ | GDK_LEAVE_NOTIFY_MASK);
+
- gdk_draw_arc (colorsel->wheel_area->window, colorsel->wheel_gc, FALSE, xpos, ypos, 8, 8, 0, 360 * 64);
+ gtk_signal_connect (GTK_OBJECT (retval), "expose_event",
+ GTK_SIGNAL_FUNC (palette_expose), colorsel);
+ gtk_signal_connect (GTK_OBJECT (retval), "button_press_event",
+ GTK_SIGNAL_FUNC (palette_press), colorsel);
+ gtk_signal_connect (GTK_OBJECT (retval), "key_press_event",
+ GTK_SIGNAL_FUNC (palette_activate), colorsel);
+ gtk_signal_connect (GTK_OBJECT (retval), "popup_menu",
+ GTK_SIGNAL_FUNC (palette_popup), colorsel);
+
+ gtk_drag_dest_set (retval,
+ GTK_DEST_DEFAULT_HIGHLIGHT |
+ GTK_DEST_DEFAULT_MOTION |
+ GTK_DEST_DEFAULT_DROP,
+ targets, 1,
+ GDK_ACTION_COPY);
+
+ gtk_signal_connect (GTK_OBJECT (retval), "drag_end",
+ GTK_SIGNAL_FUNC (palette_drag_end), NULL);
+ gtk_signal_connect (GTK_OBJECT (retval), "drag_data_received",
+ GTK_SIGNAL_FUNC (palette_drop_handle), colorsel);
+
+ gtk_tooltips_set_tip (priv->tooltips,
+ retval,
+ _("Click this palette entry to make it the current color. To change this entry, drag a color swatch here or right-click it and select \"Save color here.\""),
+ NULL);
+ return retval;
}
-static void
-gtk_color_selection_draw_value_marker (GtkColorSelection *colorsel)
-{
- gint y;
- gdk_gc_set_function (colorsel->value_gc, GDK_INVERT);
+/*
+ *
+ * The actual GtkColorSelection widget
+ *
+ */
- y = (gint) ((gdouble) (colorsel->value_area->allocation.height) * (1.0 - colorsel->values[VALUE]));
- gdk_draw_line (colorsel->value_area->window, colorsel->value_gc,
- 0, y, colorsel->value_area->allocation.width, y);
+static void
+initialize_cursor (void)
+{
+ GdkColor fg, bg;
+
+ GdkPixmap *pixmap =
+ gdk_bitmap_create_from_data (NULL,
+ dropper_bits,
+ DROPPER_WIDTH, DROPPER_HEIGHT);
+ GdkPixmap *mask =
+ gdk_bitmap_create_from_data (NULL,
+ dropper_mask,
+ DROPPER_WIDTH, DROPPER_HEIGHT);
+
+ gdk_color_white (gdk_colormap_get_system (), &bg);
+ gdk_color_black (gdk_colormap_get_system (), &fg);
+
+ picker_cursor = gdk_cursor_new_from_pixmap (pixmap, mask, &fg, &bg, DROPPER_X_HOT ,DROPPER_Y_HOT);
+
+ gdk_pixmap_unref (pixmap);
+ gdk_pixmap_unref (mask);
+
}
static void
-gtk_color_selection_update_value (GtkColorSelection *colorsel,
- gint y)
+grab_color_at_mouse (GtkWidget *invisible,
+ gint x_root,
+ gint y_root,
+ gpointer data)
{
- gtk_color_selection_draw_value_marker (colorsel);
+ GdkImage *image;
+ guint32 pixel;
+ GtkColorSelection *colorsel = data;
+ ColorSelectionPrivate *priv;
+ GdkColormap *colormap = gdk_colormap_get_system ();
+ GdkColor color;
+
+ priv = colorsel->private_data;
+
+ image = gdk_image_get (GDK_ROOT_PARENT (), x_root, y_root, 1, 1);
+ pixel = gdk_image_get_pixel (image, 0, 0);
+ gdk_image_unref (image);
- if (y < 0)
- y = 0;
- else if (y > colorsel->value_area->allocation.height - 1)
- y = colorsel->value_area->allocation.height - 1;
+ gdk_colormap_query_color (colormap, pixel, &color);
+
+ priv->color[COLORSEL_RED] = (double)color.red / 65535.0;
+ priv->color[COLORSEL_GREEN] = (double)color.green / 65535.0;
+ priv->color[COLORSEL_BLUE] = (double)color.blue / 65535.0;
+
+ gtk_rgb_to_hsv (priv->color[COLORSEL_RED],
+ priv->color[COLORSEL_GREEN],
+ priv->color[COLORSEL_BLUE],
+ &priv->color[COLORSEL_HUE],
+ &priv->color[COLORSEL_SATURATION],
+ &priv->color[COLORSEL_VALUE]);
+
+ update_color (colorsel);
+}
- colorsel->values[VALUE] = 1.0 - (gdouble) y / (gdouble) (colorsel->value_area->allocation.height);
+static void
+shutdown_eyedropper (GtkWidget *widget)
+{
+ GtkColorSelection *colorsel;
+ ColorSelectionPrivate *priv;
- HSV_TO_RGB ();
+ colorsel = GTK_COLOR_SELECTION (widget);
+ priv = colorsel->private_data;
- gtk_color_selection_draw_value_marker (colorsel);
- gtk_color_selection_draw_sample (colorsel, FALSE);
- gtk_color_selection_update_input (colorsel->scales[VALUE], colorsel->entries[VALUE],
- colorsel->values[VALUE]);
- gtk_color_selection_update_inputs (colorsel, RGB_INPUTS, BOTH);
+ gdk_keyboard_ungrab (gtk_get_current_event_time ());
+ gdk_pointer_ungrab (gtk_get_current_event_time ());
+ gtk_grab_remove (priv->dropper_grab_widget);
}
static void
-gtk_color_selection_update_wheel (GtkColorSelection *colorsel,
- gint x,
- gint y)
+mouse_motion (GtkWidget *invisible,
+ GdkEventMotion *event,
+ gpointer data)
{
- gdouble wid, heig;
- gint res;
-
- gtk_color_selection_draw_wheel_marker (colorsel);
-
- wid = (gdouble) (colorsel->wheel_area->allocation.width) / 2.0;
- heig = (gdouble) (colorsel->wheel_area->allocation.height) / 2.0;
+ grab_color_at_mouse (invisible, event->x_root, event->y_root, data);
+}
- res = gtk_color_selection_eval_wheel (x, y, wid, heig, &colorsel->values[HUE],
- &colorsel->values[SATURATION]);
+static gboolean
+mouse_release (GtkWidget *invisible,
+ GdkEventButton *event,
+ gpointer data)
+{
+ GtkColorSelection *colorsel = data;
+ ColorSelectionPrivate *priv;
+ priv = colorsel->private_data;
- HSV_TO_RGB ();
+ if (event->button != 1)
+ return FALSE;
- gtk_color_selection_draw_wheel_marker (colorsel);
- gtk_color_selection_draw_value_bar (colorsel, FALSE);
- gtk_color_selection_draw_sample (colorsel, FALSE);
- gtk_color_selection_update_inputs (colorsel, RGB_INPUTS | HSV_INPUTS, BOTH);
-}
+ grab_color_at_mouse (invisible, event->x_root, event->y_root, data);
-static gint
-gtk_color_selection_value_timeout (GtkColorSelection *colorsel)
-{
- gint x, y;
-
- GDK_THREADS_ENTER ();
+ shutdown_eyedropper (GTK_WIDGET (data));
- gdk_window_get_pointer (colorsel->value_area->window, &x, &y, NULL);
- gtk_color_selection_update_value (colorsel, y);
- gtk_color_selection_color_changed (colorsel);
+ gtk_signal_disconnect_by_func (GTK_OBJECT (invisible),
+ GTK_SIGNAL_FUNC (mouse_motion), data);
+ gtk_signal_disconnect_by_func (GTK_OBJECT (invisible),
+ GTK_SIGNAL_FUNC (mouse_release), data);
- GDK_THREADS_LEAVE ();
-
- return (TRUE);
+ return TRUE;
}
-static gint
-gtk_color_selection_value_events (GtkWidget *area,
- GdkEvent *event)
-{
- GtkColorSelection *colorsel;
- gint y;
-
- colorsel = (GtkColorSelection*) gtk_object_get_data (GTK_OBJECT (area), "_GtkColorSelection");
+/* Helper Functions */
- if (colorsel->value_gc == NULL)
- colorsel->value_gc = gdk_gc_new (colorsel->value_area->window);
+static gboolean mouse_press (GtkWidget *invisible,
+ GdkEventButton *event,
+ gpointer data);
- switch (event->type)
+static gboolean
+key_press (GtkWidget *invisible,
+ GdkEventKey *event,
+ gpointer data)
+{
+ if (event->keyval == GDK_Escape)
{
- case GDK_MAP:
- gtk_color_selection_draw_value_marker (colorsel);
- break;
- case GDK_EXPOSE:
- gtk_color_selection_draw_value_marker (colorsel);
- break;
- case GDK_BUTTON_PRESS:
- gtk_grab_add (area);
- gtk_color_selection_update_value (colorsel, event->button.y);
- gtk_color_selection_color_changed (colorsel);
- break;
- case GDK_BUTTON_RELEASE:
- gtk_grab_remove (area);
- if (colorsel->timer_active)
- gtk_timeout_remove (colorsel->timer_tag);
- colorsel->timer_active = FALSE;
-
- y = event->button.y;
- if (event->button.window != area->window)
- gdk_window_get_pointer (area->window, NULL, &y, NULL);
-
- gtk_color_selection_update_value (colorsel, y);
- gtk_color_selection_color_changed (colorsel);
- break;
- case GDK_MOTION_NOTIFY:
- /* Even though we select BUTTON_MOTION_MASK, we seem to need
- * to occasionally get events without buttons pressed.
- */
- if (!(event->motion.state &
- (GDK_BUTTON1_MASK | GDK_BUTTON2_MASK | GDK_BUTTON3_MASK)))
- return FALSE;
+ shutdown_eyedropper (data);
+
+ gtk_signal_disconnect_by_func (GTK_OBJECT (invisible),
+ GTK_SIGNAL_FUNC (mouse_press),
+ data);
+ gtk_signal_disconnect_by_func (GTK_OBJECT (invisible),
+ GTK_SIGNAL_FUNC (key_press),
+ data);
- y = event->motion.y;
-
- if (event->motion.is_hint || (event->motion.window != area->window))
- gdk_window_get_pointer (area->window, NULL, &y, NULL);
-
- switch (colorsel->policy)
- {
- case GTK_UPDATE_CONTINUOUS:
- gtk_color_selection_update_value (colorsel, y);
- gtk_color_selection_color_changed (colorsel);
- break;
- case GTK_UPDATE_DELAYED:
- if (colorsel->timer_active)
- gtk_timeout_remove (colorsel->timer_tag);
-
- colorsel->timer_tag = gtk_timeout_add (TIMER_DELAY,
- (GtkFunction) gtk_color_selection_value_timeout,
- (gpointer) colorsel);
- colorsel->timer_active = TRUE;
- break;
- default:
- break;
- }
- break;
- default:
- break;
+ return TRUE;
}
- return (FALSE);
+ return FALSE;
}
-static gint
-gtk_color_selection_wheel_timeout (GtkColorSelection *colorsel)
+static gboolean
+mouse_press (GtkWidget *invisible,
+ GdkEventButton *event,
+ gpointer data)
{
- gint x, y;
-
- gdk_window_get_pointer (colorsel->wheel_area->window, &x, &y, NULL);
- gtk_color_selection_update_wheel (colorsel, x, y);
- gtk_color_selection_color_changed (colorsel);
+ GtkColorSelection *colorsel = data;
+ ColorSelectionPrivate *priv;
+ priv = colorsel->private_data;
+
+ if (event->type == GDK_BUTTON_PRESS &&
+ event->button == 1)
+ {
+ gtk_signal_connect (GTK_OBJECT (invisible), "motion_notify_event",
+ GTK_SIGNAL_FUNC (mouse_motion),
+ data);
+ gtk_signal_connect (GTK_OBJECT (invisible), "button_release_event",
+ GTK_SIGNAL_FUNC (mouse_release),
+ data);
+ gtk_signal_disconnect_by_func (GTK_OBJECT (invisible),
+ GTK_SIGNAL_FUNC (mouse_press),
+ data);
+ gtk_signal_disconnect_by_func (GTK_OBJECT (invisible),
+ GTK_SIGNAL_FUNC (key_press),
+ data);
+ return TRUE;
+ }
- return (TRUE);
+ return FALSE;
}
-static gint
-gtk_color_selection_wheel_events (GtkWidget *area,
- GdkEvent *event)
+/* when the button is clicked */
+static void
+get_screen_color (GtkWidget *button)
{
- GtkColorSelection *colorsel;
- gint x, y;
-
- colorsel = (GtkColorSelection*) gtk_object_get_data (GTK_OBJECT (area), "_GtkColorSelection");
+ GtkColorSelection *colorsel = gtk_object_get_data (GTK_OBJECT (button), "COLORSEL");
+ ColorSelectionPrivate *priv = colorsel->private_data;
- if (colorsel->wheel_gc == NULL)
- colorsel->wheel_gc = gdk_gc_new (colorsel->wheel_area->window);
- if (colorsel->sample_gc == NULL)
- colorsel->sample_gc = gdk_gc_new (colorsel->sample_area->window);
- if (colorsel->value_gc == NULL)
- colorsel->value_gc = gdk_gc_new (colorsel->value_area->window);
-
- switch (event->type)
+ if (picker_cursor == NULL)
{
- case GDK_MAP:
- gtk_color_selection_draw_wheel (colorsel, TRUE);
- gtk_color_selection_draw_wheel_marker (colorsel);
- gtk_color_selection_draw_sample (colorsel, TRUE);
- break;
- case GDK_EXPOSE:
- gtk_color_selection_draw_wheel_marker (colorsel);
- gtk_color_selection_draw_wheel_frame (colorsel);
- break;
- case GDK_BUTTON_PRESS:
- gtk_grab_add (area);
- gtk_color_selection_update_wheel (colorsel, event->button.x, event->button.y);
- gtk_color_selection_color_changed (colorsel);
- break;
- case GDK_BUTTON_RELEASE:
- gtk_grab_remove (area);
- if (colorsel->timer_active)
- gtk_timeout_remove (colorsel->timer_tag);
- colorsel->timer_active = FALSE;
-
- x = event->button.x;
- y = event->button.y;
+ initialize_cursor ();
+ }
- if (event->button.window != area->window)
- gdk_window_get_pointer (area->window, &x, &y, NULL);
+ if (priv->dropper_grab_widget == NULL)
+ {
+ priv->dropper_grab_widget = gtk_invisible_new ();
- gtk_color_selection_update_wheel (colorsel, x, y);
- gtk_color_selection_color_changed (colorsel);
- break;
- case GDK_MOTION_NOTIFY:
- /* Even though we select BUTTON_MOTION_MASK, we seem to need
- * to occasionally get events without buttons pressed.
- */
- if (!(event->motion.state &
- (GDK_BUTTON1_MASK | GDK_BUTTON2_MASK | GDK_BUTTON3_MASK)))
- return FALSE;
+ gtk_widget_add_events (priv->dropper_grab_widget,
+ GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_PRESS_MASK | GDK_POINTER_MOTION_MASK);
- x = event->motion.x;
- y = event->motion.y;
-
- if (event->motion.is_hint || (event->motion.window != area->window))
- gdk_window_get_pointer (area->window, &x, &y, NULL);
+ gtk_widget_show (priv->dropper_grab_widget);
+ }
- switch (colorsel->policy)
- {
- case GTK_UPDATE_CONTINUOUS:
- gtk_color_selection_update_wheel (colorsel, x, y);
- gtk_color_selection_color_changed (colorsel);
- break;
- case GTK_UPDATE_DELAYED:
- if (colorsel->timer_active)
- gtk_timeout_remove (colorsel->timer_tag);
- colorsel->timer_tag = gtk_timeout_add (TIMER_DELAY,
- (GtkFunction) gtk_color_selection_wheel_timeout,
- (gpointer) colorsel);
- colorsel->timer_active = TRUE;
- break;
- default:
- break;
- }
- break;
- default:
- break;
+ if (gdk_keyboard_grab (priv->dropper_grab_widget->window,
+ FALSE,
+ gtk_get_current_event_time ()) != GDK_GRAB_SUCCESS)
+ {
+ g_warning ("Failed to grab keyboard to do eyedropper");
+ return;
+ }
+
+ if (gdk_pointer_grab (priv->dropper_grab_widget->window,
+ FALSE,
+ GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_PRESS_MASK | GDK_POINTER_MOTION_MASK,
+ NULL,
+ picker_cursor,
+ gtk_get_current_event_time ()) != GDK_GRAB_SUCCESS)
+ {
+ gdk_keyboard_ungrab (GDK_CURRENT_TIME);
+ g_warning ("Failed to grab pointer to do eyedropper");
+ return;
}
- return (FALSE);
+ gtk_grab_add (priv->dropper_grab_widget);
+
+ gtk_signal_connect (GTK_OBJECT (priv->dropper_grab_widget), "button_press_event",
+ GTK_SIGNAL_FUNC (mouse_press), colorsel);
+ gtk_signal_connect (GTK_OBJECT (priv->dropper_grab_widget), "key_press_event",
+ GTK_SIGNAL_FUNC (key_press), colorsel);
}
static void
-gtk_color_selection_draw_value_bar (GtkColorSelection *colorsel,
- gint resize)
+hex_changed (GtkWidget *hex_entry,
+ gpointer data)
{
- gint x, y, i, wid, heig, n;
- gdouble sv, v, c[3];
- guchar rc[3];
-
- wid = colorsel->value_area->allocation.width;
- heig = colorsel->value_area->allocation.height;
-
- if (resize)
- {
- if (colorsel->value_buf != NULL)
- g_free (colorsel->value_buf);
-
- colorsel->value_buf = g_new(guchar, 3 * wid);
- }
-
- v = 1.0;
- sv = 1.0 / (gdouble) (heig - 1);
-
- for (y = 0; y < heig; y++)
+ GtkColorSelection *colorsel;
+ ColorSelectionPrivate *priv;
+ GdkColor color;
+ gchar *text;
+
+ colorsel = GTK_COLOR_SELECTION (data);
+ priv = colorsel->private_data;
+
+ if (priv->changing)
+ return;
+
+ text = gtk_editable_get_chars (GTK_EDITABLE (priv->hex_entry), 0, -1);
+ if (gdk_color_parse (text, &color))
{
- i = 0;
+ priv->color[COLORSEL_RED] = CLAMP (color.red/65280.0, 0.0, 1.0);
+ priv->color[COLORSEL_GREEN] = CLAMP (color.green/65280.0, 0.0, 1.0);
+ priv->color[COLORSEL_BLUE] = CLAMP (color.blue/65280.0, 0.0, 1.0);
+ gtk_rgb_to_hsv (priv->color[COLORSEL_RED],
+ priv->color[COLORSEL_GREEN],
+ priv->color[COLORSEL_BLUE],
+ &priv->color[COLORSEL_HUE],
+ &priv->color[COLORSEL_SATURATION],
+ &priv->color[COLORSEL_VALUE]);
+ update_color (colorsel);
+ }
+ g_free (text);
+}
- gtk_color_selection_hsv_to_rgb (colorsel->values[HUE],colorsel->values[SATURATION],v,
- &c[0], &c[1], &c[2]);
+static void
+hsv_changed (GtkWidget *hsv,
+ gpointer data)
+{
+ GtkColorSelection *colorsel;
+ ColorSelectionPrivate *priv;
+
+ colorsel = GTK_COLOR_SELECTION (data);
+ priv = colorsel->private_data;
+
+ if (priv->changing)
+ return;
+
+ gtk_hsv_get_color (GTK_HSV (hsv),
+ &priv->color[COLORSEL_HUE],
+ &priv->color[COLORSEL_SATURATION],
+ &priv->color[COLORSEL_VALUE]);
+ gtk_hsv_to_rgb (priv->color[COLORSEL_HUE],
+ priv->color[COLORSEL_SATURATION],
+ priv->color[COLORSEL_VALUE],
+ &priv->color[COLORSEL_RED],
+ &priv->color[COLORSEL_GREEN],
+ &priv->color[COLORSEL_BLUE]);
+ update_color (colorsel);
+}
- for (n = 0; n < 3; n++)
- rc[n] = (guchar) (255.0 * c[n]);
+static void
+adjustment_changed (GtkAdjustment *adjustment,
+ gpointer data)
+{
+ GtkColorSelection *colorsel;
+ ColorSelectionPrivate *priv;
+
+ colorsel = GTK_COLOR_SELECTION (gtk_object_get_data (GTK_OBJECT (adjustment), "COLORSEL"));
+ priv = colorsel->private_data;
+
+ if (priv->changing)
+ return;
+
+ switch (GPOINTER_TO_INT (data))
+ {
+ case COLORSEL_SATURATION:
+ case COLORSEL_VALUE:
+ priv->color[GPOINTER_TO_INT (data)] = adjustment->value / 255;
+ gtk_hsv_to_rgb (priv->color[COLORSEL_HUE],
+ priv->color[COLORSEL_SATURATION],
+ priv->color[COLORSEL_VALUE],
+ &priv->color[COLORSEL_RED],
+ &priv->color[COLORSEL_GREEN],
+ &priv->color[COLORSEL_BLUE]);
+ break;
+ case COLORSEL_HUE:
+ priv->color[GPOINTER_TO_INT (data)] = adjustment->value / 360;
+ gtk_hsv_to_rgb (priv->color[COLORSEL_HUE],
+ priv->color[COLORSEL_SATURATION],
+ priv->color[COLORSEL_VALUE],
+ &priv->color[COLORSEL_RED],
+ &priv->color[COLORSEL_GREEN],
+ &priv->color[COLORSEL_BLUE]);
+ break;
+ case COLORSEL_RED:
+ case COLORSEL_GREEN:
+ case COLORSEL_BLUE:
+ priv->color[GPOINTER_TO_INT (data)] = adjustment->value / 255;
+
+ gtk_rgb_to_hsv (priv->color[COLORSEL_RED],
+ priv->color[COLORSEL_GREEN],
+ priv->color[COLORSEL_BLUE],
+ &priv->color[COLORSEL_HUE],
+ &priv->color[COLORSEL_SATURATION],
+ &priv->color[COLORSEL_VALUE]);
+ break;
+ default:
+ priv->color[GPOINTER_TO_INT (data)] = adjustment->value / 255;
+ break;
+ }
+ update_color (colorsel);
+}
- for (x = 0; x < wid; x++)
- {
- for (n = 0; n < 3; n++)
- colorsel->value_buf[i++] = rc[n];
- }
+static void
+opacity_entry_changed (GtkWidget *opacity_entry,
+ gpointer data)
+{
+ GtkColorSelection *colorsel;
+ ColorSelectionPrivate *priv;
+ GtkAdjustment *adj;
+ gchar *text;
+
+ colorsel = GTK_COLOR_SELECTION (data);
+ priv = colorsel->private_data;
+
+ if (priv->changing)
+ return;
+
+ text = gtk_editable_get_chars (GTK_EDITABLE (priv->opacity_entry), 0, -1);
+ adj = gtk_range_get_adjustment (GTK_RANGE (priv->opacity_slider));
+ gtk_adjustment_set_value (adj, g_strtod (text, NULL));
+
+ update_color (colorsel);
+
+ g_free (text);
+}
- gtk_preview_draw_row (GTK_PREVIEW (colorsel->value_area), colorsel->value_buf, 0, y, wid);
- v -= sv;
+static void
+make_label_spinbutton (GtkColorSelection *colorsel,
+ GtkWidget **spinbutton,
+ gchar *text,
+ GtkWidget *table,
+ gint i,
+ gint j,
+ gint channel_type,
+ const gchar *tooltip)
+{
+ GtkWidget *label;
+ GtkAdjustment *adjust;
+ ColorSelectionPrivate *priv = colorsel->private_data;
+
+ if (channel_type == COLORSEL_HUE)
+ {
+ adjust = GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.0, 360.0, 1.0, 1.0, 1.0));
+ }
+ else
+ {
+ adjust = GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.0, 255.0, 1.0, 1.0, 1.0));
}
+ gtk_object_set_data (GTK_OBJECT (adjust), "COLORSEL", colorsel);
+ *spinbutton = gtk_spin_button_new (adjust, 10.0, 0);
- gtk_widget_queue_draw (colorsel->value_area);
+ gtk_tooltips_set_tip (priv->tooltips, *spinbutton, tooltip, NULL);
+
+ gtk_signal_connect (GTK_OBJECT (adjust), "value_changed",
+ GTK_SIGNAL_FUNC (adjustment_changed),
+ GINT_TO_POINTER (channel_type));
+ label = gtk_label_new_with_mnemonic (text);
+ gtk_label_set_mnemonic_widget (GTK_LABEL (label), *spinbutton);
+
+ gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
+ gtk_table_attach_defaults (GTK_TABLE (table), label, i, i+1, j, j+1);
+ gtk_table_attach_defaults (GTK_TABLE (table), *spinbutton, i+1, i+2, j, j+1);
+
}
static void
-gtk_color_selection_draw_wheel_frame (GtkColorSelection *colorsel)
+make_palette_frame (GtkColorSelection *colorsel,
+ GtkWidget *table,
+ gint i,
+ gint j)
{
- GtkStyle *style;
- gint w, h;
+ GtkWidget *frame;
+ ColorSelectionPrivate *priv;
+
+ priv = colorsel->private_data;
+ frame = gtk_frame_new (NULL);
+ gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
+ priv->custom_palette[i][j] = palette_new (colorsel);
+ gtk_widget_set_usize (priv->custom_palette[i][j], CUSTOM_PALETTE_ENTRY_WIDTH, CUSTOM_PALETTE_ENTRY_HEIGHT);
+ gtk_container_add (GTK_CONTAINER (frame), priv->custom_palette[i][j]);
+ gtk_table_attach_defaults (GTK_TABLE (table), frame, i, i+1, j, j+1);
+}
- style = gtk_widget_get_style (colorsel->wheel_area);
+/* Set the palette entry [x][y] to be the currently selected one. */
+static void
+set_selected_palette (GtkColorSelection *colorsel, int x, int y)
+{
+ ColorSelectionPrivate *priv = colorsel->private_data;
- w = colorsel->wheel_area->allocation.width;
- h = colorsel->wheel_area->allocation.height;
+ gtk_widget_grab_focus (priv->custom_palette[x][y]);
+}
- gdk_draw_arc (colorsel->wheel_area->window, style->black_gc,
- FALSE, 1, 1, w - 1, h - 1, 30 * 64, 180 * 64);
- gdk_draw_arc (colorsel->wheel_area->window, style->mid_gc[GTK_STATE_NORMAL],
- FALSE, 0, 0, w, h, 30 * 64, 180 * 64);
+static double
+scale_round (double val, double factor)
+{
+ val = floor (val * factor + 0.5);
+ val = MAX (val, 0);
+ val = MIN (val, factor);
+ return val;
+}
- gdk_draw_arc (colorsel->wheel_area->window, style->bg_gc[GTK_STATE_NORMAL],
- FALSE, 1, 1, w - 1, h - 1, 210 * 64, 180 * 64);
- gdk_draw_arc (colorsel->wheel_area->window, style->light_gc[GTK_STATE_NORMAL],
- FALSE, 0, 0, w, h, 210 * 64, 180 * 64);
+static void
+update_color (GtkColorSelection *colorsel)
+{
+ ColorSelectionPrivate *priv = colorsel->private_data;
+ gchar entryval[12];
+ gchar opacity_text[32];
+ gchar *ptr;
+
+ priv->changing = TRUE;
+ color_sample_draw_samples (colorsel);
+
+ gtk_hsv_set_color (GTK_HSV (priv->triangle_colorsel),
+ priv->color[COLORSEL_HUE],
+ priv->color[COLORSEL_SATURATION],
+ priv->color[COLORSEL_VALUE]);
+ gtk_adjustment_set_value (gtk_spin_button_get_adjustment
+ (GTK_SPIN_BUTTON (priv->hue_spinbutton)),
+ scale_round (priv->color[COLORSEL_HUE], 360));
+ gtk_adjustment_set_value (gtk_spin_button_get_adjustment
+ (GTK_SPIN_BUTTON (priv->sat_spinbutton)),
+ scale_round (priv->color[COLORSEL_SATURATION], 255));
+ gtk_adjustment_set_value (gtk_spin_button_get_adjustment
+ (GTK_SPIN_BUTTON (priv->val_spinbutton)),
+ scale_round (priv->color[COLORSEL_VALUE], 255));
+ gtk_adjustment_set_value (gtk_spin_button_get_adjustment
+ (GTK_SPIN_BUTTON (priv->red_spinbutton)),
+ scale_round (priv->color[COLORSEL_RED], 255));
+ gtk_adjustment_set_value (gtk_spin_button_get_adjustment
+ (GTK_SPIN_BUTTON (priv->green_spinbutton)),
+ scale_round (priv->color[COLORSEL_GREEN], 255));
+ gtk_adjustment_set_value (gtk_spin_button_get_adjustment
+ (GTK_SPIN_BUTTON (priv->blue_spinbutton)),
+ scale_round (priv->color[COLORSEL_BLUE], 255));
+ gtk_adjustment_set_value (gtk_range_get_adjustment
+ (GTK_RANGE (priv->opacity_slider)),
+ scale_round (priv->color[COLORSEL_OPACITY], 255));
+
+ g_snprintf (opacity_text, 32, "%.0f", priv->color[COLORSEL_OPACITY] * 255);
+ gtk_entry_set_text (GTK_ENTRY (priv->opacity_entry), opacity_text);
+
+ g_snprintf (entryval, 11, "#%2X%2X%2X",
+ (guint) (scale_round (priv->color[COLORSEL_RED], 255)),
+ (guint) (scale_round (priv->color[COLORSEL_GREEN], 255)),
+ (guint) (scale_round (priv->color[COLORSEL_BLUE], 255)));
+
+ for (ptr = entryval; *ptr; ptr++)
+ if (*ptr == ' ')
+ *ptr = '0';
+ gtk_entry_set_text (GTK_ENTRY (priv->hex_entry), entryval);
+ priv->changing = FALSE;
}
+
static void
-gtk_color_selection_draw_wheel (GtkColorSelection *colorsel,
- gint resize)
+fill_palette_from_string (const gchar *str)
{
- gint x, y, i, wid, heig, n;
- gdouble cx, cy, h, s, c[3];
- guchar bg[3];
- GtkStyle *style = gtk_widget_get_style (colorsel->wheel_area);
+ GdkColor *colors = NULL;
+ gint n_colors = 0;
+
+ if (str == NULL)
+ return;
+
+ if (!gtk_color_selection_palette_from_string (str, &colors, &n_colors))
+ return;
- wid = colorsel->wheel_area->allocation.width;
- heig = colorsel->wheel_area->allocation.height;
+ if (n_colors > (GTK_CUSTOM_PALETTE_WIDTH * GTK_CUSTOM_PALETTE_HEIGHT))
+ n_colors = GTK_CUSTOM_PALETTE_WIDTH * GTK_CUSTOM_PALETTE_HEIGHT;
- if (resize)
- {
- if (colorsel->wheel_buf != NULL)
- g_free (colorsel->wheel_buf);
+ memcpy (current_colors, colors, sizeof (GdkColor) * n_colors);
- colorsel->wheel_buf = g_new(guchar, 3 * wid);
- }
+ g_free (colors);
+}
- cx = (gdouble) (wid) / 2.0;
- cy = (gdouble) (heig) / 2.0;
+static void
+palette_change_notify_class (GObject *object,
+ GParamSpec *pspec)
+{
+ gchar *str = NULL;
+
+ g_object_get (object, pspec->name, &str, NULL);
- bg[0] = style->bg[GTK_STATE_NORMAL].red >> 8;
- bg[1] = style->bg[GTK_STATE_NORMAL].green >> 8;
- bg[2] = style->bg[GTK_STATE_NORMAL].blue >> 8;
+ fill_palette_from_string (str);
- for (y = 0; y < heig; y++)
+ g_free (str);
+}
+
+static void
+update_palette (GtkColorSelection *colorsel)
+{
+ gint i, j;
+
+ for (i = 0; i < GTK_CUSTOM_PALETTE_HEIGHT; i++)
{
- i = 0;
- for (x = 0; x < wid; x++)
+ for (j = 0; j < GTK_CUSTOM_PALETTE_WIDTH; j++)
{
- if (gtk_color_selection_eval_wheel (x, y, cx, cy, &h, &s))
- {
- for (n = 0; n < 3; n++)
- colorsel->wheel_buf[i++] = bg[n];
- }
- else
- {
- gtk_color_selection_hsv_to_rgb (h, s, 1.0, &c[0], &c[1], &c[2]);
- for (n = 0; n < 3; n++)
- colorsel->wheel_buf[i++] = (guchar) (255.0 * c[n]);
- }
- }
+ gint index;
- gtk_preview_draw_row (GTK_PREVIEW (colorsel->wheel_area), colorsel->wheel_buf, 0, y, wid);
+ index = i * GTK_CUSTOM_PALETTE_WIDTH + j;
+
+ gtk_color_selection_set_palette_color (colorsel,
+ index,
+ ¤t_colors[index]);
+ }
}
-
- if (colorsel->wheel_area->window)
- {
- GdkPixmap *pm = NULL;
- GdkGC *pmgc = NULL;
- GdkColor col;
- gint w, h;
-
- pm = gdk_pixmap_new (colorsel->wheel_area->window, wid, heig, 1);
- pmgc = gdk_gc_new (pm);
-
- col.pixel = 0;
- gdk_gc_set_foreground(pmgc, &col);
- gdk_draw_rectangle(pm, pmgc, TRUE, 0, 0, wid, heig);
- col.pixel = 1;
-
- gdk_gc_set_foreground(pmgc, &col);
- gdk_draw_arc (pm, pmgc, TRUE, 0, 0, wid, heig, 0, 360*64);
-
- w = colorsel->wheel_area->allocation.width;
- h = colorsel->wheel_area->allocation.height;
-
- gdk_draw_arc (pm, pmgc,
- FALSE, 1, 1, w - 1, h - 1, 30 * 64, 180 * 64);
- gdk_draw_arc (pm, pmgc,
- FALSE, 0, 0, w, h, 30 * 64, 180 * 64);
- gdk_draw_arc (pm, pmgc,
- FALSE, 1, 1, w - 1, h - 1, 210 * 64, 180 * 64);
- gdk_draw_arc (pm, pmgc,
- FALSE, 0, 0, w, h, 210 * 64, 180 * 64);
- gdk_window_shape_combine_mask(colorsel->wheel_area->window, pm, 0, 0);
- gdk_pixmap_unref(pm);
- gdk_gc_destroy(pmgc);
- }
}
static void
-gtk_color_selection_draw_sample (GtkColorSelection *colorsel,
- gint resize)
+palette_change_notify_instance (GObject *object,
+ GParamSpec *pspec,
+ gpointer data)
{
- gint x, y, i, wid, heig, f, half, n;
- guchar c[3 * 2], cc[3 * 4], *cp = c;
- gdouble o, oldo;
+ update_palette (GTK_COLOR_SELECTION (data));
+}
- wid = colorsel->sample_area->allocation.width;
- heig = colorsel->sample_area->allocation.height;
- half = wid >> 1;
+static void
+default_change_palette_func (const GdkColor *colors,
+ gint n_colors)
+{
+ gchar *str;
+
+ str = gtk_color_selection_palette_to_string (colors, n_colors);
- if (resize)
- {
- if (colorsel->sample_buf != NULL)
- g_free (colorsel->sample_buf);
+ gtk_settings_set_string_property (gtk_settings_get_global (),
+ "gtk-color-palette",
+ str,
+ "gtk_color_selection_palette_to_string");
- colorsel->sample_buf = g_new(guchar, 3 * wid);
- }
+ g_free (str);
+}
- i = RED;
- for (n = 0; n < 3; n++)
+GtkType
+gtk_color_selection_get_type (void)
+{
+ static GtkType color_selection_type = 0;
+
+ if (!color_selection_type)
{
- c[n] = (guchar) (255.0 * colorsel->old_values[i]);
- c[n + 3] = (guchar) (255.0 * colorsel->values[i++]);
+ static const GtkTypeInfo color_selection_info =
+ {
+ "GtkColorSelection",
+ sizeof (GtkColorSelection),
+ sizeof (GtkColorSelectionClass),
+ (GtkClassInitFunc) gtk_color_selection_class_init,
+ (GtkObjectInitFunc) gtk_color_selection_init,
+ /* reserved_1 */ NULL,
+ /* reserved_2 */ NULL,
+ (GtkClassInitFunc) NULL,
+ };
+
+ color_selection_type = gtk_type_unique (GTK_TYPE_VBOX, &color_selection_info);
}
+
+ return color_selection_type;
+}
- if (colorsel->use_opacity)
- {
- o = colorsel->values[OPACITY];
- oldo = colorsel->old_values[OPACITY];
+static void
+gtk_color_selection_class_init (GtkColorSelectionClass *klass)
+{
+ GtkObjectClass *object_class;
+ GObjectClass *gobject_class;
+
+ object_class = GTK_OBJECT_CLASS (klass);
+ gobject_class = G_OBJECT_CLASS (klass);
+
+ parent_class = gtk_type_class (GTK_TYPE_VBOX);
+
+ object_class->destroy = gtk_color_selection_destroy;
+ gobject_class->finalize = gtk_color_selection_finalize;
+
+ color_selection_signals[COLOR_CHANGED] =
+ gtk_signal_new ("color_changed",
+ GTK_RUN_FIRST,
+ GTK_CLASS_TYPE (object_class),
+ GTK_SIGNAL_OFFSET (GtkColorSelectionClass, color_changed),
+ gtk_marshal_VOID__VOID,
+ GTK_TYPE_NONE, 0);
+
+ gtk_settings_install_property (gtk_settings_get_global (),
+ g_param_spec_string ("gtk-color-palette",
+ _("Custom palette"),
+ _("Palette to use in the color selector"),
+ default_colors,
+ G_PARAM_READWRITE));
+
+ fill_palette_from_string (default_colors);
- for (n = 0; n < 3; n++)
+ change_palette_hook = default_change_palette_func;
+
+ g_signal_connect_data (G_OBJECT (gtk_settings_get_global ()),
+ "notify::gtk-color-palette",
+ G_CALLBACK (palette_change_notify_class),
+ NULL, NULL, FALSE, FALSE);
+}
+
+/* widget functions */
+
+static void
+gtk_color_selection_init (GtkColorSelection *colorsel)
+{
+ GtkWidget *top_hbox;
+ GtkWidget *top_right_vbox;
+ GtkWidget *table, *label, *hbox, *frame, *vbox;
+ GtkAdjustment *adjust;
+ GdkPixmap *dropper_pixmap;
+ GtkWidget *dropper_image;
+ GtkWidget *button;
+ GdkBitmap *mask = NULL;
+ gint i, j;
+ ColorSelectionPrivate *priv;
+
+ priv = colorsel->private_data = g_new0 (ColorSelectionPrivate, 1);
+ priv->changing = FALSE;
+ priv->default_set = FALSE;
+ priv->default_alpha_set = FALSE;
+
+ priv->tooltips = gtk_tooltips_new ();
+
+ gtk_box_set_spacing (GTK_BOX (colorsel), 4);
+ top_hbox = gtk_hbox_new (FALSE, 8);
+ gtk_box_pack_start (GTK_BOX (colorsel), top_hbox, FALSE, FALSE, 0);
+
+ vbox = gtk_vbox_new (FALSE, 4);
+ priv->triangle_colorsel = gtk_hsv_new ();
+ gtk_signal_connect (GTK_OBJECT (priv->triangle_colorsel), "changed",
+ GTK_SIGNAL_FUNC (hsv_changed), colorsel);
+ gtk_hsv_set_metrics (GTK_HSV (priv->triangle_colorsel), 174, 15);
+ gtk_box_pack_start (GTK_BOX (top_hbox), vbox, FALSE, FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (vbox), priv->triangle_colorsel, FALSE, FALSE, 0);
+ gtk_tooltips_set_tip (priv->tooltips, priv->triangle_colorsel,
+ _("Select the color you want from the outer ring. Select the darkness or lightness of that color using the inner triangle."), NULL);
+
+ hbox = gtk_hbox_new (FALSE, 4);
+ gtk_box_pack_end (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+
+ frame = gtk_frame_new (NULL);
+ gtk_widget_set_usize (frame, -1, 30);
+ gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
+ color_sample_new (colorsel);
+ gtk_container_add (GTK_CONTAINER (frame), priv->sample_area);
+ gtk_box_pack_start (GTK_BOX (hbox), frame, TRUE, TRUE, 0);
+
+ button = gtk_button_new ();
+
+ gtk_widget_set_events (button, GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK);
+ gtk_object_set_data (GTK_OBJECT (button), "COLORSEL", colorsel);
+ gtk_signal_connect (GTK_OBJECT (button), "clicked",
+ GTK_SIGNAL_FUNC (get_screen_color), NULL);
+ dropper_pixmap = gdk_pixmap_colormap_create_from_xpm_d (NULL, gtk_widget_get_colormap (button), &mask, NULL, picker);
+ dropper_image = gtk_pixmap_new (dropper_pixmap, mask);
+ gdk_pixmap_unref (dropper_pixmap);
+ if (mask)
+ gdk_pixmap_unref (mask);
+ gtk_container_add (GTK_CONTAINER (button), dropper_image);
+ gtk_box_pack_end (GTK_BOX (hbox), button, FALSE, FALSE, 0);
+
+ gtk_tooltips_set_tip (priv->tooltips,
+ button,
+ _("Click the eyedropper, then click a color anywhere on your screen to select that color."), NULL);
+
+ top_right_vbox = gtk_vbox_new (FALSE, 4);
+ gtk_box_pack_start (GTK_BOX (top_hbox), top_right_vbox, FALSE, FALSE, 0);
+ table = gtk_table_new (8, 6, FALSE);
+ gtk_box_pack_start (GTK_BOX (top_right_vbox), table, FALSE, FALSE, 0);
+ gtk_table_set_row_spacings (GTK_TABLE (table), 4);
+ gtk_table_set_col_spacings (GTK_TABLE (table), 4);
+
+ make_label_spinbutton (colorsel, &priv->hue_spinbutton, _("_Hue:"), table, 0, 0, COLORSEL_HUE,
+ _("Position on the color wheel."));
+ make_label_spinbutton (colorsel, &priv->sat_spinbutton, _("_Saturation:"), table, 0, 1, COLORSEL_SATURATION,
+ _("\"Deepness\" of the color."));
+ make_label_spinbutton (colorsel, &priv->val_spinbutton, _("_Value:"), table, 0, 2, COLORSEL_VALUE,
+ _("Brightness of the color."));
+ make_label_spinbutton (colorsel, &priv->red_spinbutton, _("_Red:"), table, 6, 0, COLORSEL_RED,
+ _("Amount of red light in the color."));
+ make_label_spinbutton (colorsel, &priv->green_spinbutton, _("_Green:"), table, 6, 1, COLORSEL_GREEN,
+ _("Amount of green light in the color."));
+ make_label_spinbutton (colorsel, &priv->blue_spinbutton, _("_Blue:"), table, 6, 2, COLORSEL_BLUE,
+ _("Amount of blue light in the color."));
+ gtk_table_attach_defaults (GTK_TABLE (table), gtk_hseparator_new (), 0, 8, 3, 4);
+
+ priv->opacity_label = gtk_label_new_with_mnemonic (_("_Opacity:"));
+ gtk_misc_set_alignment (GTK_MISC (priv->opacity_label), 1.0, 0.5);
+ gtk_table_attach_defaults (GTK_TABLE (table), priv->opacity_label, 0, 1, 4, 5);
+ adjust = GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.0, 255.0, 1.0, 1.0, 0.0));
+ gtk_object_set_data (GTK_OBJECT (adjust), "COLORSEL", colorsel);
+ priv->opacity_slider = gtk_hscale_new (adjust);
+ gtk_tooltips_set_tip (priv->tooltips,
+ priv->opacity_slider,
+ _("Transparency of the currently-selected color."), NULL);
+ gtk_label_set_mnemonic_widget (GTK_LABEL (priv->opacity_label),
+ priv->opacity_slider);
+ gtk_scale_set_draw_value (GTK_SCALE (priv->opacity_slider), FALSE);
+ gtk_signal_connect (GTK_OBJECT(adjust), "value_changed",
+ GTK_SIGNAL_FUNC (adjustment_changed),
+ GINT_TO_POINTER (COLORSEL_OPACITY));
+ gtk_table_attach_defaults (GTK_TABLE (table), priv->opacity_slider, 1, 7, 4, 5);
+ priv->opacity_entry = gtk_entry_new ();
+ gtk_widget_set_usize (priv->opacity_entry, 40, 0);
+
+ gtk_signal_connect (GTK_OBJECT (priv->opacity_entry), "activate",
+ GTK_SIGNAL_FUNC (opacity_entry_changed), colorsel);
+ gtk_table_attach_defaults (GTK_TABLE (table), priv->opacity_entry, 7, 8, 4, 5);
+
+ label = gtk_label_new_with_mnemonic (_("Color _Name:"));
+ gtk_table_attach_defaults (GTK_TABLE (table), label, 0, 1, 5, 6);
+ gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
+ priv->hex_entry = gtk_entry_new ();
+
+ gtk_label_set_mnemonic_widget (GTK_LABEL (label), priv->hex_entry);
+
+ gtk_signal_connect (GTK_OBJECT (priv->hex_entry), "activate",
+ GTK_SIGNAL_FUNC (hex_changed), colorsel);
+
+ gtk_tooltips_set_tip (priv->tooltips,
+ priv->hex_entry,
+ _("You can enter an HTML-style hexadecimal color value, or simply a color name such as 'orange' in this entry."), NULL);
+
+ gtk_widget_set_usize (priv->hex_entry, 75, -1);
+ gtk_table_set_col_spacing (GTK_TABLE (table), 3, 15);
+ gtk_table_attach_defaults (GTK_TABLE (table), priv->hex_entry, 1, 5, 5, 6);
+
+ /* Set up the palette */
+ table = gtk_table_new (GTK_CUSTOM_PALETTE_HEIGHT, GTK_CUSTOM_PALETTE_WIDTH, TRUE);
+ gtk_table_set_row_spacings (GTK_TABLE (table), 1);
+ gtk_table_set_col_spacings (GTK_TABLE (table), 1);
+ for (i = 0; i < GTK_CUSTOM_PALETTE_WIDTH; i++)
+ {
+ for (j = 0; j < GTK_CUSTOM_PALETTE_HEIGHT; j++)
{
- cc[n] = (guchar) ((1.0 - oldo) * 192 + (oldo * (gdouble) c[n]));
- cc[n + 3] = (guchar) ((1.0 - oldo) * 128 + (oldo * (gdouble) c[n]));
- cc[n + 6] = (guchar) ((1.0 - o) * 192 + (o * (gdouble) c[n + 3]));
- cc[n + 9] = (guchar) ((1.0 - o) * 128 + (o * (gdouble) c[n + 3]));
+ make_palette_frame (colorsel, table, i, j);
}
- cp = cc;
}
+ set_selected_palette (colorsel, 0, 0);
+ priv->palette_frame = gtk_frame_new (NULL);
+ label = gtk_label_new_with_mnemonic (_("_Palette"));
+ gtk_frame_set_label_widget (GTK_FRAME (priv->palette_frame), label);
- for (y = 0; y < heig; y++)
+ gtk_label_set_mnemonic_widget (GTK_LABEL (label),
+ priv->custom_palette[0][0]);
+
+ gtk_box_pack_end (GTK_BOX (top_right_vbox), priv->palette_frame, FALSE, FALSE, 0);
+ vbox = gtk_vbox_new (FALSE, 4);
+ gtk_container_add (GTK_CONTAINER (priv->palette_frame), vbox);
+ gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 0);
+
+ gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
+
+ gtk_widget_show_all (top_hbox);
+
+ /* Set default colors */
+
+ update_palette (colorsel);
+
+ g_signal_connect_data (G_OBJECT (gtk_settings_get_global ()),
+ "notify::gtk-color-palette",
+ G_CALLBACK (palette_change_notify_instance),
+ colorsel, NULL, FALSE, FALSE);
+
+ /* hide unused stuff */
+
+ if (priv->has_opacity == FALSE)
{
- i = 0;
- for (x = 0; x < wid; x++)
- {
- if (colorsel->use_opacity)
- {
- f = 3 * (((x % 32) < 16) ^ ((y % 32) < 16));
- f += (x > half) * 6;
- }
- else
- f = (x > half) * 3;
+ gtk_widget_hide (priv->opacity_label);
+ gtk_widget_hide (priv->opacity_slider);
+ gtk_widget_hide (priv->opacity_entry);
+ }
+
+ if (priv->has_palette == FALSE)
+ {
+ gtk_widget_hide (priv->palette_frame);
+ }
+}
- for (n = 0; n < 3; n++)
- colorsel->sample_buf[i++] = cp[n + f];
- }
+static void
+gtk_color_selection_destroy (GtkObject *object)
+{
+ GtkColorSelection *cselection = GTK_COLOR_SELECTION (object);
+ ColorSelectionPrivate *priv = cselection->private_data;
- gtk_preview_draw_row (GTK_PREVIEW (colorsel->sample_area), colorsel->sample_buf, 0, y, wid);
+ if (priv->dropper_grab_widget)
+ {
+ gtk_widget_destroy (priv->dropper_grab_widget);
+ priv->dropper_grab_widget = NULL;
}
- gtk_widget_queue_draw (colorsel->sample_area);
+ if (priv->tooltips)
+ {
+ gtk_object_destroy (priv->tooltips);
+ priv->tooltips = NULL;
+ }
+
+ GTK_OBJECT_CLASS (parent_class)->destroy (object);
}
-static gint
-gtk_color_selection_eval_wheel (gint x, gint y,
- gdouble cx, gdouble cy,
- gdouble *h, gdouble *s)
+static void
+gtk_color_selection_finalize (GObject *object)
{
- gdouble r, rx, ry;
+ GtkColorSelection *cselection = GTK_COLOR_SELECTION (object);
+
+ if (cselection->private_data)
+ {
+ g_free (cselection->private_data);
+ cselection->private_data = NULL;
+ }
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
- rx = ((gdouble) x - cx);
- ry = ((gdouble) y - cy);
- rx = rx/cx;
- ry = ry/cy;
+/**
+ * gtk_color_selection_new:
+ *
+ * Creates a new GtkColorSelection.
+ *
+ * Return value: The new GtkColorSelection.
+ **/
+GtkWidget *
+gtk_color_selection_new (void)
+{
+ GtkColorSelection *colorsel;
+ ColorSelectionPrivate *priv;
+ gdouble color[4];
+ color[0] = 1.0;
+ color[1] = 1.0;
+ color[2] = 1.0;
+ color[3] = 1.0;
+
+ colorsel = gtk_type_new (GTK_TYPE_COLOR_SELECTION);
+ priv = colorsel->private_data;
+ gtk_color_selection_set_color (colorsel, color);
+ gtk_color_selection_set_has_opacity_control (colorsel, TRUE);
+
+ /* We want to make sure that default_set is FALSE */
+ /* This way the user can still set it */
+ priv->default_set = FALSE;
+ priv->default_alpha_set = FALSE;
+
+ return GTK_WIDGET (colorsel);
+}
- r = sqrt (SQR (rx) + SQR (ry));
- if (r != 0.0)
- *h = atan2 (rx / r, ry / r);
- else
- *h = 0.0;
+void
+gtk_color_selection_set_update_policy (GtkColorSelection *colorsel,
+ GtkUpdateType policy)
+{
+ g_return_if_fail (colorsel != NULL);
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+ /* */
+ g_warning (G_STRLOC ": This function is deprecated.");
+}
- *s = r;
- *h = 360.0 * (*h) / (2.0 * M_PI) + 180;
+/**
+ * gtk_color_selection_get_has_opacity_control:
+ * @colorsel: A GtkColorSelection.
+ *
+ * Determines whether the colorsel has an opacity control.
+ *
+ * Return value: TRUE if the @colorsel has an opacity control. FALSE if it does't.
+ **/
+gboolean
+gtk_color_selection_get_has_opacity_control (GtkColorSelection *colorsel)
+{
+ ColorSelectionPrivate *priv;
+
+ g_return_val_if_fail (colorsel != NULL, FALSE);
+ g_return_val_if_fail (GTK_IS_COLOR_SELECTION (colorsel), FALSE);
+
+ priv = colorsel->private_data;
+
+ return priv->has_opacity;
+}
- if (*s == 0.0)
- *s = 0.00001;
- else if (*s > 1.0)
+/**
+ * gtk_color_selection_set_has_opacity_control:
+ * @colorsel: A GtkColorSelection.
+ * @has_opacity: TRUE if @colorsel can set the opacity, FALSE otherwise.
+ *
+ * Sets the @colorsel to use or not use opacity.
+ *
+ **/
+void
+gtk_color_selection_set_has_opacity_control (GtkColorSelection *colorsel,
+ gboolean has_opacity)
+{
+ ColorSelectionPrivate *priv;
+
+ g_return_if_fail (colorsel != NULL);
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+
+ priv = colorsel->private_data;
+ has_opacity = has_opacity != FALSE;
+
+ if (priv->has_opacity != has_opacity)
{
- *s = 1.0;
- return TRUE;
+ priv->has_opacity = has_opacity;
+ if (has_opacity)
+ {
+ gtk_widget_show (priv->opacity_slider);
+ gtk_widget_show (priv->opacity_label);
+ gtk_widget_show (priv->opacity_entry);
+ }
+ else
+ {
+ gtk_widget_hide (priv->opacity_slider);
+ gtk_widget_hide (priv->opacity_label);
+ gtk_widget_hide (priv->opacity_entry);
+ }
+ color_sample_draw_samples (colorsel);
}
- return FALSE;
}
-static void
-gtk_color_selection_hsv_to_rgb (gdouble h, gdouble s, gdouble v,
- gdouble *r, gdouble *g, gdouble *b)
+/**
+ * gtk_color_selection_get_has_palette:
+ * @colorsel: A GtkColorSelection.
+ *
+ * Determines whether the color selector has a color palette.
+ *
+ * Return value: TRUE if the selector has a palette. FALSE if it hasn't.
+ **/
+gboolean
+gtk_color_selection_get_has_palette (GtkColorSelection *colorsel)
{
- gint i;
- gdouble f, w, q, t;
+ ColorSelectionPrivate *priv;
+
+ g_return_val_if_fail (GTK_IS_COLOR_SELECTION (colorsel), FALSE);
+
+ priv = colorsel->private_data;
+
+ return priv->has_palette;
+}
- if (s == 0.0)
- s = 0.000001;
+/**
+ * gtk_color_selection_set_has_palette:
+ * @colorsel: A GtkColorSelection.
+ * @has_palette: TRUE if palette is to be visible, FALSE otherwise.
+ *
+ * Shows and hides the palette based upon the value of @has_palette.
+ *
+ **/
+void
+gtk_color_selection_set_has_palette (GtkColorSelection *colorsel,
+ gboolean has_palette)
+{
+ ColorSelectionPrivate *priv;
+ g_return_if_fail (colorsel != NULL);
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+
+ priv = colorsel->private_data;
+ has_palette = has_palette != FALSE;
+
+ if (priv->has_palette != has_palette)
+ {
+ priv->has_palette = has_palette;
+ if (has_palette)
+ gtk_widget_show (priv->palette_frame);
+ else
+ gtk_widget_hide (priv->palette_frame);
+ }
+}
- if (h == -1.0)
+/**
+ * gtk_color_selection_set_current_color:
+ * @colorsel: A GtkColorSelection.
+ * @color: A GdkColor to set the current color with.
+ *
+ * Sets the current color to be @color. The first time this is called, it will
+ * also set the original color to be @color too.
+ *
+ **/
+void
+gtk_color_selection_set_current_color (GtkColorSelection *colorsel,
+ GdkColor *color)
+{
+ ColorSelectionPrivate *priv;
+ gint i;
+
+ g_return_if_fail (colorsel != NULL);
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+
+ priv = colorsel->private_data;
+ priv->changing = TRUE;
+ priv->color[COLORSEL_RED] = color->red / 65535.0;
+ priv->color[COLORSEL_GREEN] = color->green / 65535.0;
+ priv->color[COLORSEL_BLUE] = color->blue / 65535.0;
+ gtk_rgb_to_hsv (priv->color[COLORSEL_RED],
+ priv->color[COLORSEL_GREEN],
+ priv->color[COLORSEL_BLUE],
+ &priv->color[COLORSEL_HUE],
+ &priv->color[COLORSEL_SATURATION],
+ &priv->color[COLORSEL_VALUE]);
+ if (priv->default_set == FALSE)
{
- *r = v;
- *g = v;
- *b = v;
+ for (i = 0; i < COLORSEL_NUM_CHANNELS; i++)
+ priv->old_color[i] = priv->color[i];
}
- else
+ update_color (colorsel);
+ priv->default_set = TRUE;
+}
+
+/**
+ * gtk_color_selection_set_current_alpha:
+ * @colorsel: A GtkColorSelection.
+ * @alpha: an integer between 0 and 65535
+ *
+ * Sets the current opacity to be @alpha. The first time this is called, it will
+ * also set the original opacity to be @alpha too.
+ *
+ **/
+void
+gtk_color_selection_set_current_alpha (GtkColorSelection *colorsel,
+ guint16 alpha)
+{
+ ColorSelectionPrivate *priv;
+ gint i;
+
+ g_return_if_fail (colorsel != NULL);
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+
+ priv = colorsel->private_data;
+ priv->changing = TRUE;
+ priv->color[COLORSEL_OPACITY] = alpha / 65535.0;
+ if (priv->default_alpha_set == FALSE)
{
- if (h == 360.0)
- h = 0.0;
- h = h / 60.0;
- i = (gint) h;
- f = h - i;
- w = v * (1.0 - s);
- q = v * (1.0 - (s * f));
- t = v * (1.0 - (s * (1.0 - f)));
-
- switch (i)
- {
- case 0:
- *r = v;
- *g = t;
- *b = w;
- break;
- case 1:
- *r = q;
- *g = v;
- *b = w;
- break;
- case 2:
- *r = w;
- *g = v;
- *b = t;
- break;
- case 3:
- *r = w;
- *g = q;
- *b = v;
- break;
- case 4:
- *r = t;
- *g = w;
- *b = v;
- break;
- case 5:
- *r = v;
- *g = w;
- *b = q;
- break;
- }
+ for (i = 0; i < COLORSEL_NUM_CHANNELS; i++)
+ priv->old_color[i] = priv->color[i];
}
+ update_color (colorsel);
+ priv->default_alpha_set = TRUE;
}
-static void
-gtk_color_selection_rgb_to_hsv (gdouble r, gdouble g, gdouble b,
- gdouble *h, gdouble *s, gdouble *v)
+/**
+ * gtk_color_selection_set_color:
+ * @colorsel: A GtkColorSelection.
+ * @color: A array of doubles that specifies the color to set the current color with.
+ *
+ * Sets the current color to be @color. The first time this is called, it will
+ * also set the original color to be @color too.
+ *
+ * This function is deprecated, use gtk_color_selection_set_current_color() instead.
+ *
+ **/
+void
+gtk_color_selection_set_color (GtkColorSelection *colorsel,
+ gdouble *color)
{
- double max, min, delta;
+ ColorSelectionPrivate *priv;
+ gint i;
+
+ g_return_if_fail (colorsel != NULL);
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+
+ priv = colorsel->private_data;
+ priv->changing = TRUE;
+ priv->color[COLORSEL_RED] = color[0];
+ priv->color[COLORSEL_GREEN] = color[1];
+ priv->color[COLORSEL_BLUE] = color[2];
+ priv->color[COLORSEL_OPACITY] = color[3];
+ gtk_rgb_to_hsv (priv->color[COLORSEL_RED],
+ priv->color[COLORSEL_GREEN],
+ priv->color[COLORSEL_BLUE],
+ &priv->color[COLORSEL_HUE],
+ &priv->color[COLORSEL_SATURATION],
+ &priv->color[COLORSEL_VALUE]);
+ if (priv->default_set == FALSE)
+ {
+ for (i = 0; i < COLORSEL_NUM_CHANNELS; i++)
+ priv->old_color[i] = priv->color[i];
+ }
+ update_color (colorsel);
+ priv->default_set = TRUE;
+ priv->default_alpha_set = TRUE;
+}
- max = r;
- if (g > max)
- max = g;
- if (b > max)
- max = b;
+/**
+ * gtk_color_selection_get_current_color:
+ * @colorsel: A GtkColorSelection.
+ * @color: A GdkColor to fill in with the current color.
+ *
+ * Sets @color to be the current color in the GtkColorSelection widget.
+ *
+ * This function is deprecated, use gtk_color_selection_get_current_color() instead.
+ **/
+void
+gtk_color_selection_get_current_color (GtkColorSelection *colorsel,
+ GdkColor *color)
+{
+ ColorSelectionPrivate *priv;
+
+ g_return_if_fail (colorsel != NULL);
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+
+ priv = colorsel->private_data;
+ color->red = priv->color[COLORSEL_RED] * 65535;
+ color->green = priv->color[COLORSEL_GREEN] * 65535;
+ color->blue = priv->color[COLORSEL_BLUE] * 65535;
+}
- min = r;
- if (g < min)
- min = g;
- if (b < min)
- min = b;
+/**
+ * gtk_color_selection_get_current_alpha:
+ * @colorsel: A GtkColorSelection.
+ *
+ * Returns the current alpha value
+ *
+ * Return value: an integer between 0 and 65535
+ **/
+guint16
+gtk_color_selection_get_current_alpha (GtkColorSelection *colorsel)
+{
+ ColorSelectionPrivate *priv;
+
+ g_return_val_if_fail (colorsel != NULL, 0);
+ g_return_val_if_fail (GTK_IS_COLOR_SELECTION (colorsel), 0);
+
+ priv = colorsel->private_data;
+ return priv->has_opacity ? priv->color[COLORSEL_OPACITY] * 65535 : 1.0;
+}
- *v = max;
+/**
+ * gtk_color_selection_get_color:
+ * @colorsel: A GtkColorSelection.
+ * @color: A color to fill in with the current color.
+ *
+ * Sets @color to be the current color in the GtkColorSelection widget.
+ *
+ **/
+void
+gtk_color_selection_get_color (GtkColorSelection *colorsel,
+ gdouble *color)
+{
+ ColorSelectionPrivate *priv;
+
+ g_return_if_fail (colorsel != NULL);
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+
+ priv = colorsel->private_data;
+ color[0] = priv->color[COLORSEL_RED];
+ color[1] = priv->color[COLORSEL_GREEN];
+ color[2] = priv->color[COLORSEL_BLUE];
+ color[3] = priv->has_opacity ? priv->color[COLORSEL_OPACITY] : 1.0;
+}
- if (max != 0.0)
- *s = (max - min) / max;
- else
- *s = 0.0;
+/**
+ * gtk_color_selection_set_previous_color:
+ * @colorsel: A GtkColorSelection.
+ * @color: A color to set the previous color with.
+ *
+ * Sets the 'previous' color to be @color. This function should be called with
+ * some hesitations, as it might seem confusing to have that color change.
+ * Calling gtk_color_selection_set_current_color will also set this color the first
+ * time it is called.
+ *
+ **/
+void
+gtk_color_selection_set_previous_color (GtkColorSelection *colorsel,
+ GdkColor *color)
+{
+ ColorSelectionPrivate *priv;
+
+ g_return_if_fail (colorsel != NULL);
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+
+ priv = colorsel->private_data;
+ priv->changing = TRUE;
+ priv->old_color[COLORSEL_RED] = color->red / 65535.0;
+ priv->old_color[COLORSEL_GREEN] = color->green / 65535.0;
+ priv->old_color[COLORSEL_BLUE] = color->blue / 65535.0;
+ gtk_rgb_to_hsv (priv->old_color[COLORSEL_RED],
+ priv->old_color[COLORSEL_GREEN],
+ priv->old_color[COLORSEL_BLUE],
+ &priv->old_color[COLORSEL_HUE],
+ &priv->old_color[COLORSEL_SATURATION],
+ &priv->old_color[COLORSEL_VALUE]);
+ color_sample_draw_samples (colorsel);
+ priv->default_set = TRUE;
+}
- if (*s == 0.0)
- *h = -1.0;
- else
- {
- delta = max - min;
+/**
+ * gtk_color_selection_set_previous_alpha:
+ * @colorsel: A GtkColorSelection.
+ * @alpha: an integer between 0 and 65535
+ *
+ * Sets the 'previous' alpha to be @alpha. This function should be called with
+ * some hesitations, as it might seem confusing to have that color change.
+ *
+ **/
+void
+gtk_color_selection_set_previous_alpha (GtkColorSelection *colorsel,
+ guint16 alpha)
+{
+ ColorSelectionPrivate *priv;
+
+ g_return_if_fail (colorsel != NULL);
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+
+ priv = colorsel->private_data;
+ priv->changing = TRUE;
+ priv->old_color[COLORSEL_OPACITY] = alpha / 65535.0;
+ color_sample_draw_samples (colorsel);
+ priv->default_alpha_set = TRUE;
+}
- if (r == max)
- *h = (g - b) / delta;
- else if (g == max)
- *h = 2.0 + (b - r) / delta;
- else if (b == max)
- *h = 4.0 + (r - g) / delta;
- *h = *h * 60.0;
+/**
+ * gtk_color_selection_get_previous_color:
+ * @colorsel: A GtkColorSelection.
+ * @color: A GdkColor to fill in with the original color value.
+ *
+ * Fills @color in with the original color value.
+ *
+ **/
+void
+gtk_color_selection_get_previous_color (GtkColorSelection *colorsel,
+ GdkColor *color)
+{
+ ColorSelectionPrivate *priv;
+
+ g_return_if_fail (colorsel != NULL);
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+
+ priv = colorsel->private_data;
+ color->red = priv->old_color[COLORSEL_RED] * 65535;
+ color->green = priv->old_color[COLORSEL_GREEN] * 65535;
+ color->blue = priv->old_color[COLORSEL_BLUE] * 65535;
+}
- if (*h < 0.0)
- *h = *h + 360;
- }
+/**
+ * gtk_color_selection_get_previous_alpha:
+ * @colorsel: A GtkColorSelection.
+ *
+ * Returns the previous alpha value
+ *
+ * Return value: an integer between 0 and 65535
+ **/
+guint16
+gtk_color_selection_get_previous_alpha (GtkColorSelection *colorsel)
+{
+ ColorSelectionPrivate *priv;
+
+ g_return_val_if_fail (colorsel != NULL, 0);
+ g_return_val_if_fail (GTK_IS_COLOR_SELECTION (colorsel), 0);
+
+ priv = colorsel->private_data;
+ return priv->has_opacity ? priv->old_color[COLORSEL_OPACITY] * 65535 : 1.0;
}
-/***************************/
-/* GtkColorSelectionDialog */
-/***************************/
+/**
+ * gtk_color_selection_set_palette_color:
+ * @colorsel: A GtkColorSelection.
+ * @index: The color index of the palette.
+ * @color: A GdkColor to set the palette with.
+ *
+ * Set the palette located at at @index to have @color set as its color.
+ *
+ **/
+static void
+gtk_color_selection_set_palette_color (GtkColorSelection *colorsel,
+ gint index,
+ GdkColor *color)
+{
+ ColorSelectionPrivate *priv;
+ gint x, y;
+ gdouble col[3];
+
+ g_return_if_fail (colorsel != NULL);
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+ g_return_if_fail (index >= 0 && index < GTK_CUSTOM_PALETTE_WIDTH*GTK_CUSTOM_PALETTE_HEIGHT);
-guint
-gtk_color_selection_dialog_get_type (void)
+ x = index % GTK_CUSTOM_PALETTE_WIDTH;
+ y = index / GTK_CUSTOM_PALETTE_WIDTH;
+
+ priv = colorsel->private_data;
+ col[0] = color->red / 65535.0;
+ col[1] = color->green / 65535.0;
+ col[2] = color->blue / 65535.0;
+
+ palette_set_color (priv->custom_palette[x][y], colorsel, col);
+}
+
+/**
+ * gtk_color_selection_get_palette_color:
+ * @colorsel: A GtkColorSelection.
+ * @index: The color index of the palette.
+ * @color: A color to fill in with the color value.
+ *
+ * Set @color to have the color found in the palette at @index. If
+ * the palette is unset, it will leave the color unset.
+ *
+ * Return value: TRUE if the palette located at @index has a color set. FALSE
+ * if it doesn't.
+ **/
+static gboolean
+gtk_color_selection_get_palette_color (GtkColorSelection *colorsel,
+ gint index,
+ GdkColor *color)
{
- static guint color_selection_dialog_type = 0;
+ ColorSelectionPrivate *priv;
+ gint x, y;
+ gdouble col[4];
+
+ g_return_val_if_fail (colorsel != NULL, FALSE);
+ g_return_val_if_fail (GTK_IS_COLOR_SELECTION (colorsel), FALSE);
+ g_return_val_if_fail (index >= 0 && index < GTK_CUSTOM_PALETTE_WIDTH*GTK_CUSTOM_PALETTE_HEIGHT, FALSE);
+
+ priv = colorsel->private_data;
- if (!color_selection_dialog_type)
- {
- GtkTypeInfo colorsel_diag_info =
- {
- "GtkColorSelectionDialog",
- sizeof (GtkColorSelectionDialog),
- sizeof (GtkColorSelectionDialogClass),
- (GtkClassInitFunc) gtk_color_selection_dialog_class_init,
- (GtkObjectInitFunc) gtk_color_selection_dialog_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
- };
+ x = index % GTK_CUSTOM_PALETTE_WIDTH;
+ y = index / GTK_CUSTOM_PALETTE_WIDTH;
- color_selection_dialog_type = gtk_type_unique (gtk_window_get_type (), &colorsel_diag_info);
- }
+ if (GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (priv->custom_palette[x][y]), "color_set")) == 0)
+ return FALSE;
+
+ palette_get_color (priv->custom_palette[x][y], col);
- return color_selection_dialog_type;
+ color->red = col[0] * 65535;
+ color->green = col[1] * 65535;
+ color->blue = col[2] * 65535;
+
+ return TRUE;
}
+/**
+ * gtk_color_selection_unset_palette_color:
+ * @colorsel: A GtkColorSelection.
+ * @index: The color index in the palette.
+ *
+ * Change the palette located @index to have no color set.
+ *
+ **/
static void
-gtk_color_selection_dialog_class_init (GtkColorSelectionDialogClass *klass)
+gtk_color_selection_unset_palette_color (GtkColorSelection *colorsel,
+ gint index)
{
- GtkObjectClass *object_class;
+ ColorSelectionPrivate *priv;
+ gint x, y;
+
+ g_return_if_fail (colorsel != NULL);
+ g_return_if_fail (GTK_IS_COLOR_SELECTION (colorsel));
+ g_return_if_fail (index >= 0 && index < GTK_CUSTOM_PALETTE_WIDTH*GTK_CUSTOM_PALETTE_HEIGHT);
+
+ x = index % GTK_CUSTOM_PALETTE_WIDTH;
+ y = index / GTK_CUSTOM_PALETTE_WIDTH;
+
+ priv = colorsel->private_data;
+ palette_unset_color (priv->custom_palette[x][y]);
+}
+
+/**
+ * gtk_color_selection_get_current_alpha:
+ * @colorsel: A GtkColorSelection.
+ *
+ * Returns the maximum number of palette colors.
+ *
+ * Return value: the maximum number of palette indexes
+ **/
+static gint
+gtk_color_selection_get_palette_size (GtkColorSelection *colorsel)
+{
+ return GTK_CUSTOM_PALETTE_WIDTH * GTK_CUSTOM_PALETTE_HEIGHT;
+}
- object_class = (GtkObjectClass*) klass;
- color_selection_dialog_parent_class = gtk_type_class (gtk_window_get_type ());
+/**
+ * gtk_color_selection_is_adjusting:
+ * @colorsel: A GtkColorSelection.
+ *
+ * Gets the current state of the @colorsel.
+ *
+ * Return value: TRUE if the user is currently dragging a color around, and FALSE
+ * if the selection has stopped.
+ **/
+gboolean
+gtk_color_selection_is_adjusting (GtkColorSelection *colorsel)
+{
+ ColorSelectionPrivate *priv;
+
+ g_return_val_if_fail (colorsel != NULL, FALSE);
+ g_return_val_if_fail (GTK_IS_COLOR_SELECTION (colorsel), FALSE);
+
+ priv = colorsel->private_data;
+
+ return (gtk_hsv_is_adjusting (GTK_HSV (priv->triangle_colorsel)));
}
-static void
-gtk_color_selection_dialog_init (GtkColorSelectionDialog *colorseldiag)
+
+/**
+ * gtk_color_selection_palette_from_string:
+ * @str: a string encoding a color palette
+ * @colors: return location for allocated array of GdkColor
+ * @n_colors: return location for length of array
+ *
+ * Parses a color palette string; the string is a colon-separated
+ * list of color names readable by gdk_color_parse().
+ *
+ * Return value: %TRUE if a palette was successfully parsed
+ **/
+gboolean
+gtk_color_selection_palette_from_string (const gchar *str,
+ GdkColor **colors,
+ gint *n_colors)
{
- GtkWidget *action_area, *frame;
+ GdkColor *retval;
+ gint count;
+ gchar *p;
+ gchar *start;
+ gchar *copy;
+
+ count = 0;
+ retval = NULL;
+ copy = g_strdup (str);
- colorseldiag->main_vbox = gtk_vbox_new (FALSE, 10);
- gtk_container_set_border_width (GTK_CONTAINER (colorseldiag), 10);
- gtk_container_add (GTK_CONTAINER (colorseldiag), colorseldiag->main_vbox);
- gtk_widget_show (colorseldiag->main_vbox);
+ start = copy;
+ p = copy;
+ while (TRUE)
+ {
+ if (*p == ':' || *p == '\0')
+ {
+ gboolean done = TRUE;
+
+ if (start == p)
+ {
+ goto failed; /* empty entry */
+ }
+
+ if (*p)
+ {
+ *p = '\0';
+ done = FALSE;
+ }
+
+ retval = g_renew (GdkColor, retval, count + 1);
+ if (!gdk_color_parse (start, retval + count))
+ {
+ goto failed;
+ }
+
+ ++count;
+
+ if (done)
+ break;
+ else
+ start = p + 1;
+ }
+
+ ++p;
+ }
- frame = gtk_frame_new (NULL);
- gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);
- gtk_container_add (GTK_CONTAINER (colorseldiag->main_vbox), frame);
- gtk_widget_show (frame);
+ g_free (copy);
+
+ if (colors)
+ *colors = retval;
+ else
+ g_free (retval);
+
+ if (n_colors)
+ *n_colors = count;
- colorseldiag->colorsel = gtk_color_selection_new ();
- gtk_container_add (GTK_CONTAINER (frame), colorseldiag->colorsel);
- gtk_widget_show (colorseldiag->colorsel);
+ return TRUE;
+
+ failed:
+ g_free (copy);
+ g_free (retval);
- action_area = gtk_hbutton_box_new ();
- gtk_button_box_set_layout(GTK_BUTTON_BOX(action_area), GTK_BUTTONBOX_END);
- gtk_button_box_set_spacing(GTK_BUTTON_BOX(action_area), 5);
- gtk_box_pack_end (GTK_BOX (colorseldiag->main_vbox), action_area, FALSE, FALSE, 0);
- gtk_widget_show (action_area);
+ if (colors)
+ *colors = NULL;
+ if (n_colors)
+ *n_colors = 0;
- colorseldiag->ok_button = gtk_button_new_with_label ("OK");
- GTK_WIDGET_SET_FLAGS (colorseldiag->ok_button, GTK_CAN_DEFAULT);
- gtk_box_pack_start (GTK_BOX (action_area), colorseldiag->ok_button, TRUE, TRUE, 0);
- gtk_widget_grab_default (colorseldiag->ok_button);
- gtk_widget_show (colorseldiag->ok_button);
+ return FALSE;
+}
+
+/**
+ * gtk_color_selection_palette_to_string:
+ * @colors: an array of colors
+ * @n_colors: length of the array
+ *
+ * Encodes a palette as a string, useful for persistent storage.
+ *
+ * Return value: allocated string encoding the palette
+ **/
+gchar*
+gtk_color_selection_palette_to_string (const GdkColor *colors,
+ gint n_colors)
+{
+ gint i;
+ gchar **strs = NULL;
+ gchar *retval;
+
+ if (n_colors == 0)
+ return g_strdup ("");
- colorseldiag->cancel_button = gtk_button_new_with_label ("Cancel");
- GTK_WIDGET_SET_FLAGS (colorseldiag->cancel_button, GTK_CAN_DEFAULT);
- gtk_box_pack_start (GTK_BOX (action_area), colorseldiag->cancel_button, TRUE, TRUE, 0);
- gtk_widget_show (colorseldiag->cancel_button);
+ strs = g_new0 (gchar*, n_colors + 1);
- colorseldiag->help_button = gtk_button_new_with_label ("Help");
- GTK_WIDGET_SET_FLAGS (colorseldiag->help_button, GTK_CAN_DEFAULT);
- gtk_box_pack_start (GTK_BOX (action_area), colorseldiag->help_button, TRUE, TRUE, 0);
- gtk_widget_show (colorseldiag->help_button);
+ i = 0;
+ while (i < n_colors)
+ {
+ gchar *ptr;
+
+ strs[i] =
+ g_strdup_printf ("#%2X%2X%2X",
+ colors[i].red / 256,
+ colors[i].green / 256,
+ colors[i].blue / 256);
+
+ for (ptr = strs[i]; *ptr; ptr++)
+ if (*ptr == ' ')
+ *ptr = '0';
+
+ ++i;
+ }
+
+ retval = g_strjoinv (":", strs);
+
+ g_strfreev (strs);
+
+ return retval;
}
-GtkWidget *
-gtk_color_selection_dialog_new (const gchar *title)
+/**
+ * gtk_color_selection_set_change_palette_hook:
+ * @func: a function to call when the custom palette needs saving
+ *
+ * Installs a global function to be called whenever the user tries to
+ * modify the palette in a color selection. This function should save
+ * the new palette contents, and update the GtkSettings property
+ * "gtk-color-palette" so all GtkColorSelection widgets will be modified.
+ *
+ * Return value: the previous change palette hook (that was replaced)
+ **/
+GtkColorSelectionChangePaletteFunc
+gtk_color_selection_set_change_palette_hook (GtkColorSelectionChangePaletteFunc func)
{
- GtkColorSelectionDialog *colorseldiag;
+ GtkColorSelectionChangePaletteFunc old;
+
+ old = change_palette_hook;
- colorseldiag = gtk_type_new (gtk_color_selection_dialog_get_type ());
- gtk_window_set_title (GTK_WINDOW (colorseldiag), title);
+ change_palette_hook = func;
- return GTK_WIDGET (colorseldiag);
+ return old;
}
+
+
+
projects / ~andy / gtk / blobdiff