+/*
+ * 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>
/*************
* callbacks *
*************/
-gboolean on_window_key_press_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
+gboolean on_key_press(GtkWidget *widget, GdkEventKey *event, AWeatherGui *gui)
{
+ g_message("key_press: key=%x, state=%x", event->keyval, event->state);
+ AWeatherView *view = aweather_gui_get_view(gui);
if (event->keyval == GDK_q)
gtk_main_quit();
+ else if (event->keyval == GDK_r && event->state & GDK_CONTROL_MASK)
+ aweather_view_refresh(view);
+ else if (event->keyval == GDK_plus)
+ aweather_view_zoomin(view);
+ else if (event->keyval == GDK_minus)
+ aweather_view_zoomout(view);
+ else if (event->keyval == GDK_Tab || event->keyval == GDK_ISO_Left_Tab) {
+ GtkNotebook *tabs = GTK_NOTEBOOK(aweather_gui_get_widget(gui, "tabs"));
+ gint num_tabs = gtk_notebook_get_n_pages(tabs);
+ gint cur_tab = gtk_notebook_get_current_page(tabs);
+ if (event->state & GDK_SHIFT_MASK)
+ gtk_notebook_set_current_page(tabs, (cur_tab-1)%num_tabs);
+ else
+ gtk_notebook_set_current_page(tabs, (cur_tab+1)%num_tabs);
+ }
return TRUE;
}
+void on_refresh(GtkToolButton *button, AWeatherGui *gui)
+{
+ AWeatherView *view = aweather_gui_get_view(gui);
+ aweather_view_refresh(view);
+}
+
+void on_zoomin(GtkToolButton *button, AWeatherGui *gui)
+{
+ AWeatherView *view = aweather_gui_get_view(gui);
+ aweather_view_zoomin(view);
+}
+
+void on_zoomout(GtkToolButton *button, AWeatherGui *gui)
+{
+ AWeatherView *view = aweather_gui_get_view(gui);
+ aweather_view_zoomout(view);
+}
+
void on_site_changed(GtkComboBox *combo, AWeatherGui *gui)
{
gchar *site;
gtk_tree_model_get(model, &iter, 1, &site, -1);
AWeatherView *view = aweather_gui_get_view(gui);
aweather_view_set_location(view, site);
+ g_free(site);
}
void on_time_changed(GtkTreeView *view, GtkTreePath *path,
gtk_tree_model_get(model, &iter, 0, &time, -1);
AWeatherView *aview = aweather_gui_get_view(gui);
aweather_view_set_time(aview, time);
+ g_free(time);
}
-static gboolean map(GtkWidget *da, GdkEventConfigure *event, AWeatherGui *gui)
+gboolean on_map(GtkWidget *da, GdkEventConfigure *event, AWeatherGui *gui)
{
- //g_message("map:map");
+ g_message("on_map");
AWeatherView *view = aweather_gui_get_view(gui);
aweather_view_set_location(view, "IND");
/* Misc */
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 */
return FALSE;
}
-static gboolean configure(GtkWidget *da, GdkEventConfigure *event, AWeatherGui *gui)
+gboolean on_configure(GtkWidget *da, GdkEventConfigure *event, AWeatherGui *gui)
{
+ //g_message("on_confiure");
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);
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 expose_begin(GtkWidget *da, GdkEventExpose *event, AWeatherGui *gui)
+gboolean on_expose_begin(GtkWidget *da, GdkEventExpose *event, AWeatherGui *gui)
{
+ g_message("aweather:espose_begin");
aweather_gui_gl_begin(gui);
return FALSE;
}
-static gboolean expose_end(GtkWidget *da, GdkEventExpose *event, AWeatherGui *gui)
+gboolean on_expose_end(GtkWidget *da, GdkEventExpose *event, AWeatherGui *gui)
{
g_message("aweather:espose_end\n");
aweather_gui_gl_end(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);
+ gtk_tree_path_free(path);
+ g_free(text);
+ return;
+ }
+ g_free(text);
+ }
+}
+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)) {
+ 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 *
*****************/
gtk_combo_box_set_model(GTK_COMBO_BOX(combo), GTK_TREE_MODEL(store));
gtk_cell_layout_set_cell_data_func(GTK_CELL_LAYOUT(combo), renderer,
combo_sensitive, NULL, NULL);
+ g_object_unref(renderer);
+ g_object_unref(store);
- 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)
"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)
+static void opengl_setup(AWeatherGui *gui)
{
GtkDrawingArea *drawing = GTK_DRAWING_AREA(aweather_gui_get_widget(gui, "drawing"));
GDK_GL_MODE_DOUBLE | GDK_GL_MODE_ALPHA);
if (!glconfig)
g_error("Failed to create glconfig");
- if (!gtk_widget_set_gl_capability(GTK_WIDGET(drawing), glconfig, NULL, TRUE, GDK_GL_RGBA_TYPE))
+ if (!gtk_widget_set_gl_capability(GTK_WIDGET(drawing),
+ glconfig, NULL, TRUE, GDK_GL_RGBA_TYPE))
g_error("GL lacks required capabilities");
/* Set up OpenGL Stuff */
- 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;
+ g_signal_connect (drawing, "map-event", G_CALLBACK(on_map), gui);
+ g_signal_connect (drawing, "configure-event", G_CALLBACK(on_configure), gui);
+ g_signal_connect (drawing, "expose-event", G_CALLBACK(on_expose_begin), gui);
+ g_signal_connect_after(drawing, "expose-event", G_CALLBACK(on_expose_end), gui);
}
gui->window = GTK_WINDOW (gtk_builder_get_object(gui->builder, "window"));
gui->tabs = GTK_NOTEBOOK (gtk_builder_get_object(gui->builder, "tabs"));
gui->drawing = GTK_DRAWING_AREA(gtk_builder_get_object(gui->builder, "drawing"));
- gtk_builder_connect_signals(gui->builder, NULL);
+ gtk_builder_connect_signals(gui->builder, gui);
/* Load components */
site_setup(gui);