+/*
+ * Copyright (C) 2009 Andy Spencer <spenceal@rose-hulman.edu>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
#include <config.h>
#include <gtk/gtk.h>
#include <gtk/gtkgl.h>
return TRUE;
}
-void on_site_changed(GtkComboBox *combo, AWeatherGui *gui) {
+void on_site_changed(GtkComboBox *combo, AWeatherGui *gui)
+{
gchar *site;
GtkTreeIter iter;
- AWeatherView *view = aweather_gui_get_view(gui);
GtkTreeModel *model = gtk_combo_box_get_model(combo);
gtk_combo_box_get_active_iter(combo, &iter);
gtk_tree_model_get(model, &iter, 1, &site, -1);
+ AWeatherView *view = aweather_gui_get_view(gui);
aweather_view_set_location(view, site);
}
-void on_time_changed() {
- //gchar *site;
- //GtkTreeIter iter;
- //AWeatherView *view = aweather_gui_get_view(gui);
- //GtkTreeModel *model = gtk_combo_box_get_model(combo);
- //gtk_combo_box_get_active_iter(combo, &iter);
- //gtk_tree_model_get(model, &iter, 1, &site, 0);
- //aweather_view_set_time(view, site);
+void on_time_changed(GtkTreeView *view, GtkTreePath *path,
+ GtkTreeViewColumn *column, AWeatherGui *gui)
+{
+ gchar *time;
+ GtkTreeIter iter;
+ GtkTreeModel *model = gtk_tree_view_get_model(view);
+ gtk_tree_model_get_iter(model, &iter, path);
+ gtk_tree_model_get(model, &iter, 0, &time, -1);
+ AWeatherView *aview = aweather_gui_get_view(gui);
+ aweather_view_set_time(aview, time);
}
-static gboolean configure_start(GtkWidget *da, GdkEventConfigure *event, AWeatherGui *gui)
+static gboolean map(GtkWidget *da, GdkEventConfigure *event, AWeatherGui *gui)
{
+ //g_message("map:map");
AWeatherView *view = aweather_gui_get_view(gui);
aweather_view_set_location(view, "IND");
- //g_message("opengl:configure_start");
- GdkGLContext *glcontext = gtk_widget_get_gl_context(da);
- GdkGLDrawable *gldrawable = gtk_widget_get_gl_drawable(da);
-
- if (!gdk_gl_drawable_gl_begin(gldrawable, glcontext))
- g_assert_not_reached();
-
- double width = da->allocation.width;
- double height = da->allocation.height;
- double dist = 500*1000; // 500 km
-
/* Misc */
- glViewport(0, 0, width, height);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- glClearColor(0.8f, 0.8f, 1.0f, 0.0f);
+ glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
/* Tessellation, "finding intersecting triangles" */
/* http://research.microsoft.com/pubs/70307/tr-2006-81.pdf */
glDepthFunc(GL_LEQUAL);
glEnable(GL_DEPTH_TEST);
+ aweather_gui_gl_end(gui);
+ return FALSE;
+}
+
+static gboolean configure(GtkWidget *da, GdkEventConfigure *event, AWeatherGui *gui)
+{
+ aweather_gui_gl_begin(gui);
+
+ double width = da->allocation.width;
+ double height = da->allocation.height;
+ double dist = 500*1000; // 500 km
+ double cam = 300*1000; // 500 km
+
+ glViewport(0, 0, width, height);
+
/* Perspective */
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
double rad = atan(height/2*1000.0/dist); // 1px = 1000 meters
double deg = (rad*180)/M_PI;
- gluPerspective(deg*2, width/height, dist-20, dist+20);
+ gluPerspective(deg*2, width/height, cam-20, cam+20);
/* Camera position? */
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
- glTranslatef(0.0, 0.0, -dist);
+ glTranslatef(0.0, 0.0, -cam);
//glRotatef(-45, 1, 0, 0);
-
+ aweather_gui_gl_end(gui);
return FALSE;
}
-static gboolean configure_end(GtkWidget *da, GdkEventConfigure *event, gpointer user_data)
+
+static gboolean expose_begin(GtkWidget *da, GdkEventExpose *event, AWeatherGui *gui)
{
- //g_message("opengl:configure_end");
- GdkGLDrawable *gldrawable = gdk_gl_drawable_get_current();
- gdk_gl_drawable_gl_end(gldrawable);
+ aweather_gui_gl_begin(gui);
return FALSE;
}
static gboolean expose_end(GtkWidget *da, GdkEventExpose *event, AWeatherGui *gui)
{
+ g_message("aweather:espose_end\n");
+ aweather_gui_gl_end(gui);
aweather_gui_gl_flush(gui);
return FALSE;
}
+/* TODO: replace the code in these with `gtk_tree_model_find' utility */
+static void update_time_widget(AWeatherView *view, char *time, AWeatherGui *gui)
+{
+ g_message("updating time widget");
+ GtkTreeView *tview = GTK_TREE_VIEW(aweather_gui_get_widget(gui, "time"));
+ GtkTreeModel *model = GTK_TREE_MODEL(gtk_tree_view_get_model(tview));
+ for (int i = 0; i < gtk_tree_model_iter_n_children(model, NULL); i++) {
+ char *text;
+ GtkTreeIter iter;
+ gtk_tree_model_iter_nth_child(model, &iter, NULL, i);
+ gtk_tree_model_get(model, &iter, 0, &text, -1);
+ if (g_str_equal(text, time)) {
+ GtkTreePath *path = gtk_tree_model_get_path(model, &iter);
+ g_signal_handlers_block_by_func(tview, G_CALLBACK(on_site_changed), gui);
+ gtk_tree_view_set_cursor(tview, path, NULL, FALSE);
+ g_signal_handlers_unblock_by_func(tview, G_CALLBACK(on_site_changed), gui);
+ return;
+ }
+ }
+}
+static void update_location_widget(AWeatherView *view, char *location, AWeatherGui *gui)
+{
+ g_message("updating location widget to %s", location);
+ GtkComboBox *combo = GTK_COMBO_BOX(aweather_gui_get_widget(gui, "site"));
+ GtkTreeModel *model = GTK_TREE_MODEL(gtk_combo_box_get_model(combo));
+ for (int i = 0; i < gtk_tree_model_iter_n_children(model, NULL); i++) {
+ GtkTreeIter iter1;
+ gtk_tree_model_iter_nth_child(model, &iter1, NULL, i);
+ for (int i = 0; i < gtk_tree_model_iter_n_children(model, &iter1); i++) {
+ GtkTreeIter iter2;
+ gtk_tree_model_iter_nth_child(model, &iter2, &iter1, i);
+ char *text;
+ gtk_tree_model_get(model, &iter2, 1, &text, -1);
+ if (g_str_equal(text, location)) {
+ GtkTreePath *path = gtk_tree_model_get_path(model, &iter2);
+ g_signal_handlers_block_by_func(combo, G_CALLBACK(on_site_changed), gui);
+ gtk_combo_box_set_active_iter(combo, &iter2);
+ g_signal_handlers_unblock_by_func(combo, G_CALLBACK(on_site_changed), gui);
+ g_free(text);
+ return;
+ }
+ g_free(text);
+ }
+ }
+}
+
/*****************
* Setup helpers *
*****************/
}
}
- GtkBuilder *builder = aweather_gui_get_builder(gui);
- GtkWidget *combo = GTK_WIDGET(gtk_builder_get_object(builder, "site"));
+ GtkWidget *combo = aweather_gui_get_widget(gui, "site");
GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combo), renderer, FALSE);
gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combo), renderer, "text", 0, NULL);
combo_sensitive, NULL, NULL);
g_signal_connect(combo, "changed", G_CALLBACK(on_site_changed), gui);
+ AWeatherView *aview = aweather_gui_get_view(gui);
+ g_signal_connect(aview, "location-changed", G_CALLBACK(update_location_widget), gui);
}
static void time_setup(AWeatherGui *gui)
{
- GtkBuilder *builder = aweather_gui_get_builder(gui);
- GtkWidget *time = GTK_WIDGET(gtk_builder_get_object(builder, "time"));
- GtkCellRenderer *rend = gtk_cell_renderer_text_new();
- GtkTreeViewColumn *col = gtk_tree_view_column_new_with_attributes(
- "Time", rend, 0, "text", NULL);
- gtk_tree_view_append_column(GTK_TREE_VIEW(time), col);
-
- GtkTreeStore *store = gtk_tree_store_new(1, G_TYPE_STRING);
- gtk_tree_view_set_model(GTK_TREE_VIEW(time), GTK_TREE_MODEL(store));
-
- g_signal_connect(time, "row-activated", G_CALLBACK(on_time_changed), gui);
+ GtkTreeView *tview = GTK_TREE_VIEW(aweather_gui_get_widget(gui, "time"));
+ GtkTreeModel *store = GTK_TREE_MODEL(gtk_list_store_new(1, G_TYPE_STRING));
+ gtk_tree_view_set_model(tview, store);
+
+ GtkCellRenderer *rend = gtk_cell_renderer_text_new();
+ GtkTreeViewColumn *col = gtk_tree_view_column_new_with_attributes(
+ "Time", rend, "text", 0, NULL);
+ gtk_tree_view_append_column(tview, col);
+
+ g_signal_connect(tview, "row-activated", G_CALLBACK(on_time_changed), gui);
+ AWeatherView *aview = aweather_gui_get_view(gui);
+ g_signal_connect(aview, "time-changed", G_CALLBACK(update_time_widget), gui);
}
gboolean opengl_setup(AWeatherGui *gui)
{
- GtkDrawingArea *drawing = aweather_gui_get_drawing(gui);
+ GtkDrawingArea *drawing = GTK_DRAWING_AREA(aweather_gui_get_widget(gui, "drawing"));
GdkGLConfig *glconfig = gdk_gl_config_new_by_mode(
GDK_GL_MODE_RGBA | GDK_GL_MODE_DEPTH |
g_error("GL lacks required capabilities");
/* Set up OpenGL Stuff */
- g_signal_connect (drawing, "configure-event", G_CALLBACK(configure_start), gui);
- g_signal_connect_after(drawing, "configure-event", G_CALLBACK(configure_end), gui);
- g_signal_connect_after(drawing, "expose-event", G_CALLBACK(expose_end), gui);
+ g_signal_connect (drawing, "map-event", G_CALLBACK(map), gui);
+ g_signal_connect (drawing, "configure-event", G_CALLBACK(configure), gui);
+ g_signal_connect (drawing, "expose-event", G_CALLBACK(expose_begin), gui);
+ g_signal_connect_after(drawing, "expose-event", G_CALLBACK(expose_end), gui);
return TRUE;
}
static void aweather_gui_init(AWeatherGui *gui)
{
//g_message("aweather_gui_init");
- /* Default values */
- gui->view = NULL;
- gui->builder = NULL;
- gui->window = NULL;
- gui->tabs = NULL;
- gui->drawing = NULL;
}
static GObject *aweather_gui_constructor(GType gtype, guint n_properties,
g_assert(AWEATHER_IS_GUI(gui));
return gui->builder;
}
-GtkWindow *aweather_gui_get_window(AWeatherGui *gui)
-{
- g_assert(AWEATHER_IS_GUI(gui));
- return gui->window;
-}
-GtkNotebook *aweather_gui_get_tabs(AWeatherGui *gui)
-{
- g_assert(AWEATHER_IS_GUI(gui));
- return gui->tabs;
-}
-GtkDrawingArea *aweather_gui_get_drawing(AWeatherGui *gui)
+GtkWidget *aweather_gui_get_widget(AWeatherGui *gui, const gchar *name)
{
g_assert(AWEATHER_IS_GUI(gui));
- return gui->drawing;
+ GObject *widget = gtk_builder_get_object(gui->builder, name);
+ g_assert(GTK_IS_WIDGET(widget));
+ return GTK_WIDGET(widget);
}
void aweather_gui_gl_begin(AWeatherGui *gui)
{
g_assert(AWEATHER_IS_GUI(gui));
- GtkDrawingArea *drawing = aweather_gui_get_drawing(gui);
+ GtkDrawingArea *drawing = GTK_DRAWING_AREA(aweather_gui_get_widget(gui, "drawing"));
GdkGLContext *glcontext = gtk_widget_get_gl_context(GTK_WIDGET(drawing));
GdkGLDrawable *gldrawable = gtk_widget_get_gl_drawable(GTK_WIDGET(drawing));
projects / grits / blobdiff