* Lesser General Public License for more details.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.Free
*
* Original Tk license:
*
*/
#define GTK_TEXT_USE_INTERNAL_UNSUPPORTED_API
-#include <config.h>
+#include "config.h"
#include "gtktextdisplay.h"
+#include "gtkwidgetprivate.h"
+#include "gtkstylecontextprivate.h"
#include "gtkintl.h"
-#include "gtkalias.h"
+
/* DO NOT go putting private headers in here. This file should only
* use the semi-public headers, as with gtktextview.c.
*/
struct _GtkTextRenderer
{
- GdkPangoRenderer parent_instance;
-
- GdkScreen *screen;
+ PangoRenderer parent_instance;
GtkWidget *widget;
- GdkDrawable *drawable;
- GdkRectangle clip_rect;
-
- GdkColor *error_color; /* Error underline color for this widget */
- GList *widgets; /* widgets encountered when drawing */
+ cairo_t *cr;
- int state;
+ GdkRGBA *error_color; /* Error underline color for this widget */
+ GList *widgets; /* widgets encountered when drawing */
+
+ GdkRGBA rgba[4];
+ guint8 rgba_set[4];
+
+ guint state : 2;
};
struct _GtkTextRendererClass
{
- GdkPangoRendererClass parent_class;
+ PangoRendererClass parent_class;
};
-G_DEFINE_TYPE (GtkTextRenderer, _gtk_text_renderer, GDK_TYPE_PANGO_RENDERER)
+GType _gtk_text_renderer_get_type (void);
-static GdkColor *
-text_renderer_get_error_color (GtkTextRenderer *text_renderer)
-{
- static const GdkColor red = { 0, 0xffff, 0, 0 };
-
- if (!text_renderer->error_color)
- gtk_widget_style_get (text_renderer->widget,
- "error-underline-color", &text_renderer->error_color,
- NULL);
-
- if (!text_renderer->error_color)
- text_renderer->error_color = gdk_color_copy (&red);
-
- return text_renderer->error_color;
-}
+G_DEFINE_TYPE (GtkTextRenderer, _gtk_text_renderer, PANGO_TYPE_RENDERER)
static void
-text_renderer_set_gdk_color (GtkTextRenderer *text_renderer,
- PangoRenderPart part,
- GdkColor *gdk_color)
+text_renderer_set_rgba (GtkTextRenderer *text_renderer,
+ PangoRenderPart part,
+ const GdkRGBA *rgba)
{
PangoRenderer *renderer = PANGO_RENDERER (text_renderer);
+ PangoColor dummy = { 0, };
- if (gdk_color)
+ if (rgba)
{
- PangoColor color;
-
- color.red = gdk_color->red;
- color.green = gdk_color->green;
- color.blue = gdk_color->blue;
-
- pango_renderer_set_color (renderer, part, &color);
+ text_renderer->rgba[part] = *rgba;
+ pango_renderer_set_color (renderer, part, &dummy);
}
else
pango_renderer_set_color (renderer, part, NULL);
-
+
+ text_renderer->rgba_set[part] = (rgba != NULL);
}
static GtkTextAppearance *
gtk_text_renderer_prepare_run (PangoRenderer *renderer,
PangoLayoutRun *run)
{
+ GtkStyleContext *context;
+ GtkStateFlags state;
GtkTextRenderer *text_renderer = GTK_TEXT_RENDERER (renderer);
- GdkPangoRenderer *gdk_renderer = GDK_PANGO_RENDERER (renderer);
- GdkColor *bg_color, *fg_color, *underline_color;
- GdkPixmap *fg_stipple, *bg_stipple;
+ GdkRGBA *bg_rgba = NULL;
+ GdkRGBA *fg_rgba = NULL;
GtkTextAppearance *appearance;
PANGO_RENDERER_CLASS (_gtk_text_renderer_parent_class)->prepare_run (renderer, run);
appearance = get_item_appearance (run->item);
g_assert (appearance != NULL);
+ context = gtk_widget_get_style_context (text_renderer->widget);
+ state = gtk_widget_get_state_flags (text_renderer->widget);
+
if (appearance->draw_bg && text_renderer->state == NORMAL)
- bg_color = &appearance->bg_color;
+ bg_rgba = appearance->rgba[0];
else
- bg_color = NULL;
+ bg_rgba = NULL;
- text_renderer_set_gdk_color (text_renderer, PANGO_RENDER_PART_BACKGROUND, bg_color);
+ text_renderer_set_rgba (text_renderer, PANGO_RENDER_PART_BACKGROUND, bg_rgba);
if (text_renderer->state == SELECTED)
{
- if (GTK_WIDGET_HAS_FOCUS (text_renderer->widget))
- fg_color = &text_renderer->widget->style->text[GTK_STATE_SELECTED];
- else
- fg_color = &text_renderer->widget->style->text[GTK_STATE_ACTIVE];
+ state |= GTK_STATE_FLAG_SELECTED;
+
+ gtk_style_context_get (context, state, "color", &fg_rgba, NULL);
+ }
+ else if (text_renderer->state == CURSOR && gtk_widget_has_focus (text_renderer->widget))
+ {
+ gtk_style_context_get (context, state,
+ "background-color", &fg_rgba,
+ NULL);
}
- else if (text_renderer->state == CURSOR && GTK_WIDGET_HAS_FOCUS (text_renderer->widget))
- fg_color = &text_renderer->widget->style->base[GTK_STATE_NORMAL];
else
- fg_color = &appearance->fg_color;
+ fg_rgba = appearance->rgba[1];
- text_renderer_set_gdk_color (text_renderer, PANGO_RENDER_PART_FOREGROUND, fg_color);
- text_renderer_set_gdk_color (text_renderer, PANGO_RENDER_PART_STRIKETHROUGH, fg_color);
+ text_renderer_set_rgba (text_renderer, PANGO_RENDER_PART_FOREGROUND, fg_rgba);
+ text_renderer_set_rgba (text_renderer, PANGO_RENDER_PART_STRIKETHROUGH, fg_rgba);
if (appearance->underline == PANGO_UNDERLINE_ERROR)
- underline_color = text_renderer_get_error_color (text_renderer);
- else
- underline_color = fg_color;
+ {
+ if (!text_renderer->error_color)
+ {
+ GdkColor *color = NULL;
- text_renderer_set_gdk_color (text_renderer, PANGO_RENDER_PART_UNDERLINE, underline_color);
+ gtk_style_context_get_style (context,
+ "error-underline-color", &color,
+ NULL);
- fg_stipple = appearance->fg_stipple;
- if (fg_stipple && text_renderer->screen != gdk_drawable_get_screen (fg_stipple))
- {
- g_warning ("gtk_text_renderer_prepare_run:\n"
- "The foreground stipple bitmap has been created on the wrong screen.\n"
- "Ignoring the stipple bitmap information.");
- fg_stipple = NULL;
- }
-
- gdk_pango_renderer_set_stipple (gdk_renderer, PANGO_RENDER_PART_FOREGROUND, fg_stipple);
- gdk_pango_renderer_set_stipple (gdk_renderer, PANGO_RENDER_PART_STRIKETHROUGH, fg_stipple);
- gdk_pango_renderer_set_stipple (gdk_renderer, PANGO_RENDER_PART_UNDERLINE, fg_stipple);
+ if (color)
+ {
+ GdkRGBA rgba;
- bg_stipple = appearance->draw_bg ? appearance->bg_stipple : NULL;
-
- if (bg_stipple && text_renderer->screen != gdk_drawable_get_screen (bg_stipple))
- {
- g_warning ("gtk_text_renderer_prepare_run:\n"
- "The background stipple bitmap has been created on the wrong screen.\n"
- "Ignoring the stipple bitmap information.");
- bg_stipple = NULL;
+ rgba.red = color->red / 65535.;
+ rgba.green = color->green / 65535.;
+ rgba.blue = color->blue / 65535.;
+ rgba.alpha = 1;
+ gdk_color_free (color);
+
+ text_renderer->error_color = gdk_rgba_copy (&rgba);
+ }
+ else
+ {
+ static const GdkRGBA red = { 1, 0, 0, 1 };
+ text_renderer->error_color = gdk_rgba_copy (&red);
+ }
+ }
+
+ text_renderer_set_rgba (text_renderer, PANGO_RENDER_PART_UNDERLINE, text_renderer->error_color);
}
-
- gdk_pango_renderer_set_stipple (gdk_renderer, PANGO_RENDER_PART_BACKGROUND, bg_stipple);
+ else
+ text_renderer_set_rgba (text_renderer, PANGO_RENDER_PART_UNDERLINE, fg_rgba);
+
+ if (fg_rgba != appearance->rgba[1])
+ gdk_rgba_free (fg_rgba);
+}
+
+static void
+set_color (GtkTextRenderer *text_renderer,
+ PangoRenderPart part)
+{
+ cairo_save (text_renderer->cr);
+
+ if (text_renderer->rgba_set[part])
+ gdk_cairo_set_source_rgba (text_renderer->cr, &text_renderer->rgba[part]);
+}
+
+static void
+unset_color (GtkTextRenderer *text_renderer)
+{
+ cairo_restore (text_renderer->cr);
+}
+
+static void
+gtk_text_renderer_draw_glyphs (PangoRenderer *renderer,
+ PangoFont *font,
+ PangoGlyphString *glyphs,
+ int x,
+ int y)
+{
+ GtkTextRenderer *text_renderer = GTK_TEXT_RENDERER (renderer);
+
+ set_color (text_renderer, PANGO_RENDER_PART_FOREGROUND);
+
+ cairo_move_to (text_renderer->cr, (double)x / PANGO_SCALE, (double)y / PANGO_SCALE);
+ pango_cairo_show_glyph_string (text_renderer->cr, font, glyphs);
+
+ unset_color (text_renderer);
+}
+
+static void
+gtk_text_renderer_draw_glyph_item (PangoRenderer *renderer,
+ const char *text,
+ PangoGlyphItem *glyph_item,
+ int x,
+ int y)
+{
+ GtkTextRenderer *text_renderer = GTK_TEXT_RENDERER (renderer);
+
+ set_color (text_renderer, PANGO_RENDER_PART_FOREGROUND);
+
+ cairo_move_to (text_renderer->cr, (double)x / PANGO_SCALE, (double)y / PANGO_SCALE);
+ pango_cairo_show_glyph_item (text_renderer->cr, text, glyph_item);
+
+ unset_color (text_renderer);
+}
+
+static void
+gtk_text_renderer_draw_rectangle (PangoRenderer *renderer,
+ PangoRenderPart part,
+ int x,
+ int y,
+ int width,
+ int height)
+{
+ GtkTextRenderer *text_renderer = GTK_TEXT_RENDERER (renderer);
+
+ set_color (text_renderer, part);
+
+ cairo_rectangle (text_renderer->cr,
+ (double)x / PANGO_SCALE, (double)y / PANGO_SCALE,
+ (double)width / PANGO_SCALE, (double)height / PANGO_SCALE);
+ cairo_fill (text_renderer->cr);
+
+ unset_color (text_renderer);
+}
+
+static void
+gtk_text_renderer_draw_trapezoid (PangoRenderer *renderer,
+ PangoRenderPart part,
+ double y1_,
+ double x11,
+ double x21,
+ double y2,
+ double x12,
+ double x22)
+{
+ GtkTextRenderer *text_renderer = GTK_TEXT_RENDERER (renderer);
+ cairo_t *cr;
+ cairo_matrix_t matrix;
+
+ set_color (text_renderer, part);
+
+ cr = text_renderer->cr;
+
+ cairo_get_matrix (cr, &matrix);
+ matrix.xx = matrix.yy = 1.0;
+ matrix.xy = matrix.yx = 0.0;
+ cairo_set_matrix (cr, &matrix);
+
+ cairo_move_to (cr, x11, y1_);
+ cairo_line_to (cr, x21, y1_);
+ cairo_line_to (cr, x22, y2);
+ cairo_line_to (cr, x12, y2);
+ cairo_close_path (cr);
+
+ cairo_fill (cr);
+
+ unset_color (text_renderer);
+}
+
+static void
+gtk_text_renderer_draw_error_underline (PangoRenderer *renderer,
+ int x,
+ int y,
+ int width,
+ int height)
+{
+ GtkTextRenderer *text_renderer = GTK_TEXT_RENDERER (renderer);
+
+ set_color (text_renderer, PANGO_RENDER_PART_UNDERLINE);
+
+ pango_cairo_show_error_underline (text_renderer->cr,
+ (double)x / PANGO_SCALE, (double)y / PANGO_SCALE,
+ (double)width / PANGO_SCALE, (double)height / PANGO_SCALE);
+
+ unset_color (text_renderer);
}
static void
int y)
{
GtkTextRenderer *text_renderer = GTK_TEXT_RENDERER (renderer);
- GdkGC *fg_gc;
- if (text_renderer->state == SELECTED)
- {
- if (GTK_WIDGET_HAS_FOCUS (text_renderer->widget))
- fg_gc = text_renderer->widget->style->text_gc[GTK_STATE_SELECTED];
- else
- fg_gc = text_renderer->widget->style->text_gc[GTK_STATE_SELECTED];
- }
- else if (text_renderer->state == CURSOR && GTK_WIDGET_HAS_FOCUS (text_renderer->widget))
- fg_gc = text_renderer->widget->style->base_gc[GTK_STATE_NORMAL];
- else
- fg_gc = text_renderer->widget->style->text_gc[GTK_STATE_NORMAL];
-
if (attr->data == NULL)
{
/* This happens if we have an empty widget anchor. Draw
* something empty-looking.
*/
- GdkRectangle shape_rect, draw_rect;
-
+ GdkRectangle shape_rect;
+ cairo_t *cr;
+
shape_rect.x = PANGO_PIXELS (x);
shape_rect.y = PANGO_PIXELS (y + attr->logical_rect.y);
shape_rect.width = PANGO_PIXELS (x + attr->logical_rect.width) - shape_rect.x;
shape_rect.height = PANGO_PIXELS (y + attr->logical_rect.y + attr->logical_rect.height) - shape_rect.y;
-
- if (gdk_rectangle_intersect (&shape_rect, &text_renderer->clip_rect,
- &draw_rect))
- {
- gdk_draw_rectangle (text_renderer->drawable, fg_gc,
- FALSE, shape_rect.x, shape_rect.y,
- shape_rect.width, shape_rect.height);
-
- gdk_draw_line (text_renderer->drawable, fg_gc,
- shape_rect.x, shape_rect.y,
- shape_rect.x + shape_rect.width,
- shape_rect.y + shape_rect.height);
-
- gdk_draw_line (text_renderer->drawable, fg_gc,
- shape_rect.x + shape_rect.width, shape_rect.y,
- shape_rect.x,
- shape_rect.y + shape_rect.height);
- }
+
+ set_color (text_renderer, PANGO_RENDER_PART_FOREGROUND);
+
+ cr = text_renderer->cr;
+
+ cairo_set_line_width (cr, 1.0);
+
+ cairo_rectangle (cr,
+ shape_rect.x + 0.5, shape_rect.y + 0.5,
+ shape_rect.width - 1, shape_rect.height - 1);
+ cairo_move_to (cr, shape_rect.x + 0.5, shape_rect.y + 0.5);
+ cairo_line_to (cr,
+ shape_rect.x + shape_rect.width - 0.5,
+ shape_rect.y + shape_rect.height - 0.5);
+ cairo_move_to (cr, shape_rect.x + 0.5,
+ shape_rect.y + shape_rect.height - 0.5);
+ cairo_line_to (cr, shape_rect.x + shape_rect.width - 0.5,
+ shape_rect.y + 0.5);
+
+ cairo_stroke (cr);
+
+ unset_color (text_renderer);
}
else if (GDK_IS_PIXBUF (attr->data))
{
- gint width, height;
- GdkRectangle pixbuf_rect, draw_rect;
- GdkPixbuf *pixbuf;
-
- pixbuf = GDK_PIXBUF (attr->data);
+ cairo_t *cr = text_renderer->cr;
+ GdkPixbuf *pixbuf = GDK_PIXBUF (attr->data);
- width = gdk_pixbuf_get_width (pixbuf);
- height = gdk_pixbuf_get_height (pixbuf);
-
- pixbuf_rect.x = PANGO_PIXELS (x);
- pixbuf_rect.y = PANGO_PIXELS (y) - height;
- pixbuf_rect.width = width;
- pixbuf_rect.height = height;
-
- if (gdk_rectangle_intersect (&pixbuf_rect, &text_renderer->clip_rect,
- &draw_rect))
- {
- gdk_draw_pixbuf (text_renderer->drawable,
- fg_gc,
- pixbuf,
- draw_rect.x - pixbuf_rect.x,
- draw_rect.y - pixbuf_rect.y,
- draw_rect.x, draw_rect.y,
- draw_rect.width,
- draw_rect.height,
- GDK_RGB_DITHER_NORMAL,
- 0, 0);
- }
+ cairo_save (cr);
+
+ gdk_cairo_set_source_pixbuf (cr, pixbuf,
+ PANGO_PIXELS (x),
+ PANGO_PIXELS (y) - gdk_pixbuf_get_height (pixbuf));
+ cairo_paint (cr);
+
+ cairo_restore (cr);
}
else if (GTK_IS_WIDGET (attr->data))
{
PangoRendererClass *renderer_class = PANGO_RENDERER_CLASS (klass);
renderer_class->prepare_run = gtk_text_renderer_prepare_run;
+ renderer_class->draw_glyphs = gtk_text_renderer_draw_glyphs;
+ renderer_class->draw_glyph_item = gtk_text_renderer_draw_glyph_item;
+ renderer_class->draw_rectangle = gtk_text_renderer_draw_rectangle;
+ renderer_class->draw_trapezoid = gtk_text_renderer_draw_trapezoid;
+ renderer_class->draw_error_underline = gtk_text_renderer_draw_error_underline;
renderer_class->draw_shape = gtk_text_renderer_draw_shape;
object_class->finalize = gtk_text_renderer_finalize;
static void
text_renderer_begin (GtkTextRenderer *text_renderer,
- GtkWidget *widget,
- GdkDrawable *drawable,
- GdkRectangle *clip_rect)
+ GtkWidget *widget,
+ cairo_t *cr)
{
+ GtkStyleContext *context;
+ GtkStateFlags state;
+ GdkRGBA color;
+
text_renderer->widget = widget;
- text_renderer->drawable = drawable;
- text_renderer->clip_rect = *clip_rect;
+ text_renderer->cr = cr;
- gdk_pango_renderer_set_drawable (GDK_PANGO_RENDERER (text_renderer), drawable);
- gdk_pango_renderer_set_gc (GDK_PANGO_RENDERER (text_renderer),
- widget->style->text_gc[widget->state]);
+ context = gtk_widget_get_style_context (widget);
+
+ gtk_style_context_save (context);
+ gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
+
+ state = gtk_widget_get_state_flags (widget);
+ gtk_style_context_get_color (context, state, &color);
+
+ cairo_save (cr);
+
+ gdk_cairo_set_source_rgba (cr, &color);
}
/* Returns a GSList of (referenced) widgets encountered while drawing.
static GList *
text_renderer_end (GtkTextRenderer *text_renderer)
{
+ GtkStyleContext *context;
GList *widgets = text_renderer->widgets;
+ cairo_restore (text_renderer->cr);
+
+ context = gtk_widget_get_style_context (text_renderer->widget);
+
+ gtk_style_context_restore (context);
+
text_renderer->widget = NULL;
- text_renderer->drawable = NULL;
+ text_renderer->cr = NULL;
text_renderer->widgets = NULL;
if (text_renderer->error_color)
{
- gdk_color_free (text_renderer->error_color);
+ gdk_rgba_free (text_renderer->error_color);
text_renderer->error_color = NULL;
}
- gdk_pango_renderer_set_drawable (GDK_PANGO_RENDERER (text_renderer), NULL);
- gdk_pango_renderer_set_gc (GDK_PANGO_RENDERER (text_renderer), NULL);
-
return widgets;
}
-
-static GdkRegion *
+static cairo_region_t *
get_selected_clip (GtkTextRenderer *text_renderer,
PangoLayout *layout,
PangoLayoutLine *line,
{
gint *ranges;
gint n_ranges, i;
- GdkRegion *clip_region = gdk_region_new ();
- GdkRegion *tmp_region;
+ cairo_region_t *clip_region = cairo_region_create ();
pango_layout_line_get_x_ranges (line, start_index, end_index, &ranges, &n_ranges);
rect.width = PANGO_PIXELS (ranges[2*i + 1]) - PANGO_PIXELS (ranges[2*i]);
rect.height = height;
- gdk_region_union_with_rect (clip_region, &rect);
+ cairo_region_union_rectangle (clip_region, &rect);
}
- tmp_region = gdk_region_rectangle (&text_renderer->clip_rect);
- gdk_region_intersect (clip_region, tmp_region);
- gdk_region_destroy (tmp_region);
-
g_free (ranges);
return clip_region;
}
static void
render_para (GtkTextRenderer *text_renderer,
GtkTextLineDisplay *line_display,
- /* Top-left corner of paragraph including all margins */
- int x,
- int y,
int selection_start_index,
int selection_end_index)
{
+ GtkStyleContext *context;
+ GtkStateFlags state;
PangoLayout *layout = line_display->layout;
int byte_offset = 0;
PangoLayoutIter *iter;
PangoRectangle layout_logical;
int screen_width;
- GdkGC *selection_gc, *fg_gc;
- gint state;
-
+ GdkRGBA selection;
gboolean first = TRUE;
iter = pango_layout_get_iter (layout);
layout_logical.y += line_display->top_margin * PANGO_SCALE;
screen_width = line_display->total_width;
-
- if (GTK_WIDGET_HAS_FOCUS (text_renderer->widget))
- state = GTK_STATE_SELECTED;
- else
- state = GTK_STATE_ACTIVE;
- selection_gc = text_renderer->widget->style->base_gc [state];
- fg_gc = text_renderer->widget->style->text_gc[text_renderer->widget->state];
+ context = gtk_widget_get_style_context (text_renderer->widget);
+ state = gtk_widget_get_state_flags (text_renderer->widget);
+
+ state |= GTK_STATE_FLAG_SELECTED;
+
+ gtk_style_context_get_background_color (context, state, &selection);
do
{
/* Selection is the height of the line, plus top/bottom
* margin if we're the first/last line
*/
- selection_y = y + PANGO_PIXELS (first_y) + line_display->top_margin;
+ selection_y = PANGO_PIXELS (first_y) + line_display->top_margin;
selection_height = PANGO_PIXELS (last_y) - PANGO_PIXELS (first_y);
if (first)
if (selection_start_index < byte_offset &&
selection_end_index > line->length + byte_offset) /* All selected */
{
- gdk_draw_rectangle (text_renderer->drawable,
- selection_gc,
- TRUE,
- x + line_display->left_margin,
- selection_y,
- screen_width,
- selection_height);
+ cairo_t *cr = text_renderer->cr;
+
+ cairo_save (cr);
+ gdk_cairo_set_source_rgba (cr, &selection);
+ cairo_rectangle (cr,
+ line_display->left_margin, selection_y,
+ screen_width, selection_height);
+ cairo_fill (cr);
+ cairo_restore(cr);
text_renderer_set_state (text_renderer, SELECTED);
pango_renderer_draw_layout_line (PANGO_RENDERER (text_renderer),
line,
- PANGO_SCALE * x + line_rect.x,
- PANGO_SCALE * y + baseline);
+ line_rect.x,
+ baseline);
}
else
{
- if (line_display->pg_bg_color)
+ if (line_display->pg_bg_rgba)
{
- GdkGC *bg_gc;
-
- bg_gc = gdk_gc_new (text_renderer->drawable);
- gdk_gc_set_fill (bg_gc, GDK_SOLID);
- gdk_gc_set_rgb_fg_color (bg_gc, line_display->pg_bg_color);
-
- gdk_draw_rectangle (text_renderer->drawable,
- bg_gc,
- TRUE,
- x + line_display->left_margin,
- selection_y,
- screen_width,
- selection_height);
-
- g_object_unref (bg_gc);
+ cairo_t *cr = text_renderer->cr;
+
+ cairo_save (cr);
+
+ gdk_cairo_set_source_rgba (text_renderer->cr, line_display->pg_bg_rgba);
+ cairo_rectangle (cr,
+ line_display->left_margin, selection_y,
+ screen_width, selection_height);
+ cairo_fill (cr);
+
+ cairo_restore (cr);
}
text_renderer_set_state (text_renderer, NORMAL);
pango_renderer_draw_layout_line (PANGO_RENDERER (text_renderer),
line,
- PANGO_SCALE * x + line_rect.x,
- PANGO_SCALE * y + baseline);
+ line_rect.x,
+ baseline);
/* Check if some part of the line is selected; the newline
* that is after line->length for the last line of the
(selection_start_index == byte_offset + line->length && pango_layout_iter_at_last_line (iter))) &&
selection_end_index > byte_offset)
{
- GdkRegion *clip_region = get_selected_clip (text_renderer, layout, line,
- x + line_display->x_offset,
+ cairo_t *cr = text_renderer->cr;
+ cairo_region_t *clip_region = get_selected_clip (text_renderer, layout, line,
+ line_display->x_offset,
selection_y,
selection_height,
selection_start_index, selection_end_index);
- /* When we change the clip on the foreground GC, we have to set
- * it on the rendererer again, since the rendererer might have
- * copied the GC to change attributes.
- */
- gdk_pango_renderer_set_gc (GDK_PANGO_RENDERER (text_renderer), NULL);
- gdk_gc_set_clip_region (selection_gc, clip_region);
- gdk_gc_set_clip_region (fg_gc, clip_region);
- gdk_pango_renderer_set_gc (GDK_PANGO_RENDERER (text_renderer), fg_gc);
-
- gdk_draw_rectangle (text_renderer->drawable,
- selection_gc,
- TRUE,
- x + PANGO_PIXELS (line_rect.x),
- selection_y,
- PANGO_PIXELS (line_rect.width),
- selection_height);
+ cairo_save (cr);
+ gdk_cairo_region (cr, clip_region);
+ cairo_clip (cr);
+ cairo_region_destroy (clip_region);
+
+ gdk_cairo_set_source_rgba (cr, &selection);
+ cairo_rectangle (cr,
+ PANGO_PIXELS (line_rect.x),
+ selection_y,
+ PANGO_PIXELS (line_rect.width),
+ selection_height);
+ cairo_fill (cr);
text_renderer_set_state (text_renderer, SELECTED);
pango_renderer_draw_layout_line (PANGO_RENDERER (text_renderer),
line,
- PANGO_SCALE * x + line_rect.x,
- PANGO_SCALE * y + baseline);
+ line_rect.x,
+ baseline);
- gdk_pango_renderer_set_gc (GDK_PANGO_RENDERER (text_renderer), NULL);
- gdk_gc_set_clip_region (selection_gc, NULL);
- gdk_gc_set_clip_region (fg_gc, NULL);
- gdk_pango_renderer_set_gc (GDK_PANGO_RENDERER (text_renderer), fg_gc);
-
- gdk_region_destroy (clip_region);
+ cairo_restore (cr);
/* Paint in the ends of the line */
if (line_rect.x > line_display->left_margin * PANGO_SCALE &&
((line_display->direction == GTK_TEXT_DIR_LTR && selection_start_index < byte_offset) ||
(line_display->direction == GTK_TEXT_DIR_RTL && selection_end_index > byte_offset + line->length)))
{
- gdk_draw_rectangle (text_renderer->drawable,
- selection_gc,
- TRUE,
- x + line_display->left_margin,
- selection_y,
- PANGO_PIXELS (line_rect.x) - line_display->left_margin,
- selection_height);
+ cairo_save (cr);
+
+ gdk_cairo_set_source_rgba (cr, &selection);
+ cairo_rectangle (cr,
+ line_display->left_margin,
+ selection_y,
+ PANGO_PIXELS (line_rect.x) - line_display->left_margin,
+ selection_height);
+ cairo_fill (cr);
+
+ cairo_restore (cr);
}
if (line_rect.x + line_rect.width <
line_display->left_margin + screen_width -
PANGO_PIXELS (line_rect.x) - PANGO_PIXELS (line_rect.width);
- gdk_draw_rectangle (text_renderer->drawable,
- selection_gc,
- TRUE,
- x + PANGO_PIXELS (line_rect.x) + PANGO_PIXELS (line_rect.width),
- selection_y,
- nonlayout_width,
- selection_height);
+ cairo_save (cr);
+
+ gdk_cairo_set_source_rgba (cr, &selection);
+ cairo_rectangle (cr,
+ PANGO_PIXELS (line_rect.x) + PANGO_PIXELS (line_rect.width),
+ selection_y,
+ nonlayout_width,
+ selection_height);
+ cairo_fill (cr);
+
+ cairo_restore (cr);
}
}
else if (line_display->has_block_cursor &&
- GTK_WIDGET_HAS_FOCUS (text_renderer->widget) &&
+ gtk_widget_has_focus (text_renderer->widget) &&
byte_offset <= line_display->insert_index &&
(line_display->insert_index < byte_offset + line->length ||
(at_last_line && line_display->insert_index == byte_offset + line->length)))
{
GdkRectangle cursor_rect;
- GdkGC *cursor_gc;
+ GdkRGBA cursor_color;
+ cairo_t *cr = text_renderer->cr;
- /* we draw text using base color on filled cursor rectangle of cursor color
- * (normally white on black) */
- cursor_gc = _gtk_widget_get_cursor_gc (text_renderer->widget);
+ /* we draw text using base color on filled cursor rectangle of cursor color
+ * (normally white on black) */
+ _gtk_style_context_get_cursor_color (context, &cursor_color, NULL);
- cursor_rect.x = x + line_display->x_offset + line_display->block_cursor.x;
- cursor_rect.y = y + line_display->block_cursor.y + line_display->top_margin;
+ cursor_rect.x = line_display->x_offset + line_display->block_cursor.x;
+ cursor_rect.y = line_display->block_cursor.y + line_display->top_margin;
cursor_rect.width = line_display->block_cursor.width;
cursor_rect.height = line_display->block_cursor.height;
- gdk_gc_set_clip_rectangle (cursor_gc, &cursor_rect);
+ cairo_save (cr);
- gdk_draw_rectangle (text_renderer->drawable,
- cursor_gc,
- TRUE,
- cursor_rect.x,
- cursor_rect.y,
- cursor_rect.width,
- cursor_rect.height);
+ gdk_cairo_rectangle (cr, &cursor_rect);
+ cairo_clip (cr);
- gdk_gc_set_clip_region (cursor_gc, NULL);
+ gdk_cairo_set_source_rgba (cr, &cursor_color);
+ cairo_paint (cr);
- /* draw text under the cursor if any */
- if (!line_display->cursor_at_line_end)
- {
- GdkGC *cursor_text_gc;
+ /* draw text under the cursor if any */
+ if (!line_display->cursor_at_line_end)
+ {
+ GdkRGBA color;
+
+ state = gtk_widget_get_state_flags (text_renderer->widget);
+ gtk_style_context_get_background_color (context, state, &color);
- cursor_text_gc = text_renderer->widget->style->base_gc[text_renderer->widget->state];
- gdk_gc_set_clip_rectangle (cursor_text_gc, &cursor_rect);
+ gdk_cairo_set_source_rgba (cr, &color);
- gdk_pango_renderer_set_gc (GDK_PANGO_RENDERER (text_renderer), cursor_text_gc);
text_renderer_set_state (text_renderer, CURSOR);
pango_renderer_draw_layout_line (PANGO_RENDERER (text_renderer),
line,
- PANGO_SCALE * x + line_rect.x,
- PANGO_SCALE * y + baseline);
+ line_rect.x,
+ baseline);
+ }
- gdk_pango_renderer_set_gc (GDK_PANGO_RENDERER (text_renderer), fg_gc);
- gdk_gc_set_clip_region (cursor_text_gc, NULL);
- }
+ cairo_restore (cr);
}
}
pango_layout_iter_free (iter);
}
-static void
-on_renderer_display_closed (GdkDisplay *display,
- gboolean is_error,
- GtkTextRenderer *text_renderer)
-{
- g_signal_handlers_disconnect_by_func (text_renderer->screen,
- (gpointer)on_renderer_display_closed,
- text_renderer);
- g_object_set_data (G_OBJECT (text_renderer->screen), I_("gtk-text-renderer"), NULL);
-}
-
static GtkTextRenderer *
-get_text_renderer (GdkScreen *screen)
+get_text_renderer (void)
{
- GtkTextRenderer *text_renderer;
+ static GtkTextRenderer *text_renderer = NULL;
- g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
-
- text_renderer = g_object_get_data (G_OBJECT (screen), "gtk-text-renderer");
if (!text_renderer)
- {
- text_renderer = g_object_new (GTK_TYPE_TEXT_RENDERER, "screen", screen, NULL);
- text_renderer->screen = screen;
-
- g_object_set_data_full (G_OBJECT (screen), I_("gtk-text-renderer"), text_renderer,
- (GDestroyNotify)g_object_unref);
-
- g_signal_connect_object (gdk_screen_get_display (screen), "closed",
- G_CALLBACK (on_renderer_display_closed),
- text_renderer, 0);
- }
+ text_renderer = g_object_new (GTK_TYPE_TEXT_RENDERER, NULL);
return text_renderer;
}
void
gtk_text_layout_draw (GtkTextLayout *layout,
GtkWidget *widget,
- GdkDrawable *drawable,
- GdkGC *cursor_gc,
- /* Location of the drawable
- in layout coordinates */
- gint x_offset,
- gint y_offset,
- /* Region of the layout to
- render */
- gint x,
- gint y,
- gint width,
- gint height,
- /* widgets to expose */
+ cairo_t *cr,
GList **widgets)
{
- GdkRectangle clip;
- gint current_y;
- GSList *cursor_list;
+ GtkStyleContext *context;
+ gint offset_y;
GtkTextRenderer *text_renderer;
GtkTextIter selection_start, selection_end;
- gboolean have_selection = FALSE;
+ gboolean have_selection;
GSList *line_list;
GSList *tmp_list;
GList *tmp_widgets;
-
+ GdkRectangle clip;
+
g_return_if_fail (GTK_IS_TEXT_LAYOUT (layout));
g_return_if_fail (layout->default_style != NULL);
g_return_if_fail (layout->buffer != NULL);
- g_return_if_fail (drawable != NULL);
- g_return_if_fail (width >= 0);
- g_return_if_fail (height >= 0);
+ g_return_if_fail (cr != NULL);
- if (width == 0 || height == 0)
+ if (!gdk_cairo_get_clip_rectangle (cr, &clip))
return;
- line_list = gtk_text_layout_get_lines (layout, y + y_offset, y + y_offset + height, ¤t_y);
- current_y -= y_offset;
+ context = gtk_widget_get_style_context (widget);
+
+ line_list = gtk_text_layout_get_lines (layout, clip.y, clip.y + clip.height, &offset_y);
if (line_list == NULL)
return; /* nothing on the screen */
- clip.x = x;
- clip.y = y;
- clip.width = width;
- clip.height = height;
+ text_renderer = get_text_renderer ();
+ text_renderer_begin (text_renderer, widget, cr);
- text_renderer = get_text_renderer (gdk_drawable_get_screen (drawable));
-
- text_renderer_begin (text_renderer, widget, drawable, &clip);
+ /* text_renderer_begin/end does cairo_save/restore */
+ cairo_translate (cr, 0, offset_y);
gtk_text_layout_wrap_loop_start (layout);
- if (gtk_text_buffer_get_selection_bounds (layout->buffer,
- &selection_start,
- &selection_end))
- have_selection = TRUE;
+ have_selection = gtk_text_buffer_get_selection_bounds (layout->buffer,
+ &selection_start,
+ &selection_end);
tmp_list = line_list;
while (tmp_list != NULL)
GtkTextLineDisplay *line_display;
gint selection_start_index = -1;
gint selection_end_index = -1;
- gboolean have_strong;
- gboolean have_weak;
GtkTextLine *line = tmp_list->data;
}
render_para (text_renderer, line_display,
- - x_offset,
- current_y,
selection_start_index, selection_end_index);
/* We paint the cursors last, because they overlap another chunk
- and need to appear on top. */
-
- have_strong = FALSE;
- have_weak = FALSE;
-
- cursor_list = line_display->cursors;
- while (cursor_list)
- {
- GtkTextCursorDisplay *cursor = cursor_list->data;
- if (cursor->is_strong)
- have_strong = TRUE;
- else
- have_weak = TRUE;
-
- cursor_list = cursor_list->next;
- }
-
- cursor_list = line_display->cursors;
- while (cursor_list)
+ * and need to appear on top.
+ */
+ if (line_display->cursors != NULL)
{
- GtkTextCursorDisplay *cursor = cursor_list->data;
- GtkTextDirection dir;
- GdkRectangle cursor_location;
-
- dir = line_display->direction;
- if (have_strong && have_weak)
- {
- if (!cursor->is_strong)
- dir = (dir == GTK_TEXT_DIR_RTL) ? GTK_TEXT_DIR_LTR : GTK_TEXT_DIR_RTL;
- }
-
- cursor_location.x = line_display->x_offset + cursor->x - x_offset;
- cursor_location.y = current_y + line_display->top_margin + cursor->y;
- cursor_location.width = 0;
- cursor_location.height = cursor->height;
-
- gtk_draw_insertion_cursor (widget, drawable, &clip, &cursor_location,
- cursor->is_strong,
- dir, have_strong && have_weak);
+ int i;
- cursor_list = cursor_list->next;
+ for (i = 0; i < line_display->cursors->len; i++)
+ {
+ int index;
+ PangoDirection dir;
+
+ index = g_array_index(line_display->cursors, int, i);
+ dir = (line_display->direction == GTK_TEXT_DIR_RTL) ? PANGO_DIRECTION_RTL : PANGO_DIRECTION_LTR;
+ gtk_render_insertion_cursor (context, cr,
+ line_display->x_offset, line_display->top_margin,
+ line_display->layout, index, dir);
+ }
}
} /* line_display->height > 0 */
-
- current_y += line_display->height;
+
+ cairo_translate (cr, 0, line_display->height);
gtk_text_layout_free_line_display (layout, line_display);
tmp_list = g_slist_next (tmp_list);
if (widgets)
*widgets = tmp_widgets;
else
- {
- g_list_foreach (tmp_widgets, (GFunc)g_object_unref, NULL);
- g_list_free (tmp_widgets);
- }
+ g_list_free_full (tmp_widgets, g_object_unref);
g_slist_free (line_list);
}
-
-#define __GTK_TEXT_DISPLAY_C__
-#include "gtkaliasdef.c"
projects / ~andy / gtk / blobdiff