2 * Copyright (C) 2009 Andy Spencer <spenceal@rose-hulman.edu>
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 #include <gtk/gtkgl.h>
23 #include "aweather-gui.h"
24 #include "aweather-plugin.h"
25 #include "plugin-example.h"
30 static void aweather_example_plugin_init(AWeatherPluginInterface *iface);
31 static void aweather_example_expose(AWeatherPlugin *_example);
32 G_DEFINE_TYPE_WITH_CODE(AWeatherExample, aweather_example, G_TYPE_OBJECT,
33 G_IMPLEMENT_INTERFACE(AWEATHER_TYPE_PLUGIN,
34 aweather_example_plugin_init));
35 static void aweather_example_class_init(AWeatherExampleClass *klass)
37 GObjectClass *object_class = (GObjectClass*)klass;
39 static void aweather_example_plugin_init(AWeatherPluginInterface *iface)
41 /* Add methods to the interface */
42 iface->expose = aweather_example_expose;
44 static void aweather_example_init(AWeatherExample *example)
48 example->button = NULL;
49 example->rotation = 30.0;
55 static gboolean rotate(gpointer _example)
57 AWeatherExample *example = _example;
58 if (gtk_toggle_button_get_active(example->button)) {
59 example->rotation += 1.0;
60 aweather_gui_gl_redraw(example->gui);
68 AWeatherExample *aweather_example_new(AWeatherGui *gui)
70 //g_message("aweather_view_new");
71 AWeatherExample *example = g_object_new(AWEATHER_TYPE_EXAMPLE, NULL);
74 GtkWidget *drawing = aweather_gui_get_widget(gui, "drawing");
75 GtkWidget *config = aweather_gui_get_widget(gui, "tabs");
77 /* Add configuration tab */
78 GtkWidget *label = gtk_label_new("example");
79 example->button = GTK_TOGGLE_BUTTON(gtk_toggle_button_new_with_label("Rotate"));
80 gtk_notebook_append_page(GTK_NOTEBOOK(config), GTK_WIDGET(example->button), label);
82 /* Set up OpenGL Stuff */
83 //g_signal_connect(drawing, "expose-event", G_CALLBACK(expose), NULL);
84 g_timeout_add(1000/60, rotate, example);
89 static void aweather_example_expose(AWeatherPlugin *_example)
91 AWeatherExample *example = AWEATHER_EXAMPLE(_example);
92 g_message("aweather_example_expose");
93 glDisable(GL_TEXTURE_2D);
94 glMatrixMode(GL_PROJECTION); glPushMatrix(); glLoadIdentity();
95 glOrtho(-1,1,-1,1,-10,10);
96 glMatrixMode(GL_MODELVIEW ); glPushMatrix(); glLoadIdentity();
98 float light_ambient[] = {0.1f, 0.1f, 0.0f};
99 float light_diffuse[] = {0.9f, 0.9f, 0.9f};
100 float light_position[] = {-30.0f, 50.0f, 40.0f, 1.0f};
101 glLightfv(GL_LIGHT0, GL_AMBIENT, light_ambient);
102 glLightfv(GL_LIGHT0, GL_DIFFUSE, light_diffuse);
103 glLightfv(GL_LIGHT0, GL_POSITION, light_position);
105 glEnable(GL_LIGHTING);
106 glEnable(GL_COLOR_MATERIAL);
108 glTranslatef(0.5, -0.5, -2);
109 glRotatef(example->rotation, 1, 0, 1);
110 glColor4f(0.9, 0.9, 0.7, 1.0);
111 gdk_gl_draw_teapot(TRUE, 0.25);
112 gdk_gl_draw_cube(TRUE, 0.25);
113 glColor4f(1.0, 1.0, 1.0, 1.0);
115 glDisable(GL_LIGHT0);
116 glDisable(GL_LIGHTING);
117 glDisable(GL_COLOR_MATERIAL);
119 glMatrixMode(GL_PROJECTION); glPopMatrix();
120 glMatrixMode(GL_MODELVIEW ); glPopMatrix();