2 * Copyright (C) 2009-2011 Andy Spencer <andy753421@gmail.com>
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 * @short_description: Testing plugin
22 * #GritsPluginTest is a testing plugin used during development and as an example
23 * for how to create a plugin.
28 #include <gdk/gdkkeysyms.h>
33 static gboolean on_poly_enter(GritsPoly *poly)
35 g_debug("GritsPluginTest: on_poly_enter");
36 poly->color[3] = 0.50;
37 grits_object_queue_draw(GRITS_OBJECT(poly));
41 static gboolean on_poly_leave(GritsPoly *poly)
43 g_debug("GritsPluginTest: on_poly_leave");
45 grits_object_queue_draw(GRITS_OBJECT(poly));
49 static gboolean on_poly_button(GritsPoly *poly, GdkEventButton *event)
51 g_debug("GritsPluginTest: on_poly_button");
53 gdouble colors[][3] = {
58 int idx = i++ % G_N_ELEMENTS(colors);
59 memcpy(poly->color, colors[idx], sizeof(gdouble)*3);
60 grits_object_queue_draw(GRITS_OBJECT(poly));
64 static gboolean on_poly_key(GritsPoly *poly, GdkEventKey *event)
66 g_debug("GritsPluginTest: on_poly_key - %d", event->keyval);
67 gdouble colors[0xff][3] = {
68 [GDK_KEY_r] {1, 0, 0},
69 [GDK_KEY_g] {0, 1, 0},
70 [GDK_KEY_b] {0, 0, 1},
72 if (event->keyval >= G_N_ELEMENTS(colors))
74 int key = event->keyval;
75 memcpy(poly->color, colors[key], sizeof(gdouble)*3);
76 grits_object_queue_draw(GRITS_OBJECT(poly));
80 static gboolean on_marker_button(GritsMarker *marker, GdkEventButton *event)
82 g_debug("GritsPluginTest: on_marker_button");
83 GtkWidget *dialog = gtk_dialog_new_with_buttons(
84 "St. Charles!", NULL, 0, GTK_STOCK_OK, GTK_RESPONSE_OK, NULL);
85 gtk_dialog_run(GTK_DIALOG(dialog));
92 void _load_marker(GritsPluginTest *test)
94 test->marker = grits_marker_new("St. Charles");
95 GRITS_OBJECT(test->marker)->center.lat = 38.841847;
96 GRITS_OBJECT(test->marker)->center.lon = -90.491982;
97 GRITS_OBJECT(test->marker)->center.elev = 0.0;
98 GRITS_OBJECT(test->marker)->lod = EARTH_R*3;
99 grits_object_set_cursor(GRITS_OBJECT(test->marker), GDK_HAND2);
100 grits_viewer_add(test->viewer, GRITS_OBJECT(test->marker), GRITS_LEVEL_HUD, FALSE);
101 g_signal_connect(test->marker, "clicked", G_CALLBACK(on_marker_button), test->viewer);
104 void _load_poly(GritsPluginTest *test)
106 test->poly = grits_poly_parse("35,-90 35,-110 45,-110 45,-90", "\t", " ", ",");
107 test->poly->color[0] = test->poly->border[0] = 1;
108 test->poly->color[1] = test->poly->border[1] = 0;
109 test->poly->color[2] = test->poly->border[2] = 0;
110 test->poly->color[3] = 0.2;
111 test->poly->border[3] = 1;
112 test->poly->width = 6;
113 grits_viewer_add(test->viewer, GRITS_OBJECT(test->poly), GRITS_LEVEL_OVERLAY, FALSE);
114 g_signal_connect(test->poly, "enter", G_CALLBACK(on_poly_enter), NULL);
115 g_signal_connect(test->poly, "leave", G_CALLBACK(on_poly_leave), NULL);
116 g_signal_connect(test->poly, "clicked", G_CALLBACK(on_poly_button), NULL);
117 g_signal_connect(test->poly, "key-press", G_CALLBACK(on_poly_key), NULL);
120 void _load_line(GritsPluginTest *test)
122 test->line = grits_line_parse("30,-80 30,-120 50,-120 50,-80", "\t", " ", ",");
123 test->line->color[0] = 1;
124 test->line->color[1] = 0;
125 test->line->color[2] = 0;
126 test->line->color[3] = 1;
127 test->line->width = 8;
128 grits_viewer_add(test->viewer, GRITS_OBJECT(test->line), GRITS_LEVEL_OVERLAY, FALSE);
129 g_signal_connect(test->line, "enter", G_CALLBACK(on_poly_enter), NULL);
130 g_signal_connect(test->line, "leave", G_CALLBACK(on_poly_leave), NULL);
131 g_signal_connect(test->line, "button-press", G_CALLBACK(on_poly_button), NULL);
132 g_signal_connect(test->line, "key-press", G_CALLBACK(on_poly_key), NULL);
136 * grits_plugin_test_new:
137 * @viewer: the #GritsViewer to use for drawing
139 * Create a new instance of the testing plugin.
141 * Returns: the new #GritsPluginTest
143 GritsPluginTest *grits_plugin_test_new(GritsViewer *viewer)
145 g_debug("GritsPluginTest: new");
146 GritsPluginTest *test = g_object_new(GRITS_TYPE_PLUGIN_TEST, NULL);
147 test->viewer = g_object_ref(viewer);
159 static void grits_plugin_test_plugin_init(GritsPluginInterface *iface);
160 G_DEFINE_TYPE_WITH_CODE(GritsPluginTest, grits_plugin_test, G_TYPE_OBJECT,
161 G_IMPLEMENT_INTERFACE(GRITS_TYPE_PLUGIN,
162 grits_plugin_test_plugin_init));
163 static void grits_plugin_test_plugin_init(GritsPluginInterface *iface)
165 g_debug("GritsPluginTest: plugin_init");
166 /* Add methods to the interface */
168 /* Class/Object init */
169 static void grits_plugin_test_init(GritsPluginTest *test)
171 g_debug("GritsPluginTest: init");
173 static void grits_plugin_test_dispose(GObject *_test)
175 g_debug("GritsPluginTest: dispose");
176 GritsPluginTest *test = GRITS_PLUGIN_TEST(_test);
178 GritsViewer *viewer = test->viewer;
180 grits_viewer_remove(viewer, GRITS_OBJECT(test->marker));
181 grits_viewer_remove(viewer, GRITS_OBJECT(test->poly));
182 grits_viewer_remove(viewer, GRITS_OBJECT(test->line));
183 g_object_unref(test->marker);
184 g_object_unref(test->poly);
185 g_object_unref(test->line);
186 g_object_unref(viewer);
188 G_OBJECT_CLASS(grits_plugin_test_parent_class)->dispose(_test);
190 static void grits_plugin_test_class_init(GritsPluginTestClass *klass)
192 g_debug("GritsPluginTest: class_init");
193 GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
194 gobject_class->dispose = grits_plugin_test_dispose;