Add mouse-over testing to test plugin

diff --git a/src/plugins/test.c b/src/plugins/test.c
index c051806a0b392dc79616ca39c96666b4eb8243b9..2e4cbf81f3a4cd2259833239b9ca2074bc3910f5 100644 (file)
--- a/src/plugins/test.c
+++ b/src/plugins/test.c
@@ -23,25 +23,116 @@
  * for how to create a plugin.
  */
 
+#include <string.h>
+
 #include <GL/gl.h>
 #include <GL/glu.h>
 
+#include <gdk/gdkkeysyms.h>
 #include <grits.h>
 
 #include "test.h"
 
+static void on_poly_enter(GritsPoly *poly)
+{
+       g_debug("on_poly_enter");
+       poly->color[3] = 0.50;
+       grits_object_queue_draw(GRITS_OBJECT(poly));
+}
+
+static void on_poly_leave(GritsPoly *poly)
+{
+       g_debug("on_poly_leave");
+       poly->color[3] = 0.2;
+       grits_object_queue_draw(GRITS_OBJECT(poly));
+}
+
+static void on_poly_button(GritsPoly *poly, GdkEventButton *event)
+{
+       g_debug("on_poly_button");
+       static int i = 0;
+       gdouble colors[][3] = {
+               {1, 0, 0}, {1, 1, 0},
+               {0, 1, 0}, {0, 1, 1},
+               {0, 0, 1}, {1, 0, 1},
+       };
+       int idx = i++ % G_N_ELEMENTS(colors);
+       memcpy(poly->color, colors[idx], sizeof(gdouble)*3);
+       grits_object_queue_draw(GRITS_OBJECT(poly));
+}
+
+static void on_poly_key(GritsPoly *poly, GdkEventKey *event)
+{
+       g_debug("on_poly_key");
+       gdouble colors[0xff][3] = {
+               [GDK_r] {1, 0, 0},
+               [GDK_g] {0, 1, 0},
+               [GDK_b] {0, 0, 1},
+       };
+       int key = event->keyval;
+       memcpy(poly->color, colors[key], sizeof(gdouble)*3);
+       grits_object_queue_draw(GRITS_OBJECT(poly));
+}
+
+static void on_marker_enter(GritsMarker *marker, GritsViewer *viewer)
+{
+       g_debug("on_marker_enter");
+       GdkWindow *window = gtk_widget_get_window(GTK_WIDGET(viewer));
+       GdkCursor *cursor = gdk_cursor_new(GDK_HAND1);
+       gdk_window_set_cursor(window, cursor);
+}
+
+static void on_marker_leave(GritsMarker *marker, GritsViewer *viewer)
+{
+       g_debug("on_marker_leave");
+       GdkWindow *window = gtk_widget_get_window(GTK_WIDGET(viewer));
+       gdk_window_set_cursor(window, NULL);
+}
+
+static void on_marker_button(GritsMarker *marker, GdkEventButton *event)
+{
+       g_debug("on_marker_button");
+       GtkWidget *dialog = gtk_dialog_new_with_buttons(
+                       "St. Charles!", NULL, 0, GTK_STOCK_OK, GTK_RESPONSE_OK, NULL);
+       gtk_dialog_run(GTK_DIALOG(dialog));
+}
+
 /***********
  * Methods *
  ***********/
-gboolean _load_marker(gpointer _test)
+void _load_marker(GritsPluginTest *test)
+{
+       test->marker = grits_marker_new("St. Charles");
+       GRITS_OBJECT(test->marker)->center.lat  =  38.841847;
+       GRITS_OBJECT(test->marker)->center.lon  = -90.491982;
+       GRITS_OBJECT(test->marker)->center.elev =   0.0;
+       GRITS_OBJECT(test->marker)->lod         = EARTH_R;
+       grits_viewer_add(test->viewer, GRITS_OBJECT(test->marker), GRITS_LEVEL_OVERLAY, FALSE);
+       /* These do not work on marker yet */
+       //g_signal_connect(test->marker, "enter",        G_CALLBACK(on_marker_enter),  NULL);
+       //g_signal_connect(test->marker, "leave",        G_CALLBACK(on_marker_leave),  NULL);
+       //g_signal_connect(test->marker, "button-press", G_CALLBACK(on_marker_button), NULL);
+       (void)on_marker_enter;
+       (void)on_marker_leave;
+       (void)on_marker_button;
+}
+
+void _load_poly(GritsPluginTest *test)
 {
-       GritsPluginTest *test = _test;
-       GritsMarker *marker = grits_marker_new("St. Charles");
-       grits_point_set_lle(grits_object_center(marker), 38.841847, -90.491982, 0);
-       GRITS_OBJECT(marker)->lod = EARTH_R;
-       test->marker = grits_viewer_add(test->viewer, GRITS_OBJECT(marker), GRITS_LEVEL_OVERLAY, 0);
-       return FALSE;
+       test->poly = grits_poly_parse("35,-90 35,-110 45,-110 45,-90", "\t", " ", ",");
+       test->poly->color[0]  = test->poly->border[0] = 1;
+       test->poly->color[1]  = test->poly->border[1] = 0;
+       test->poly->color[2]  = test->poly->border[2] = 0;
+       test->poly->color[3]  = 0.2;
+       test->poly->border[3] = 1;
+       test->poly->width     = 10;
+       grits_viewer_add(test->viewer, GRITS_OBJECT(test->poly),  GRITS_LEVEL_OVERLAY, TRUE);
+       g_signal_connect(test->poly, "enter",        G_CALLBACK(on_poly_enter),  NULL);
+       g_signal_connect(test->poly, "leave",        G_CALLBACK(on_poly_leave),  NULL);
+       g_signal_connect(test->poly, "button-press", G_CALLBACK(on_poly_button), NULL);
+       g_signal_connect(test->poly, "key-press",    G_CALLBACK(on_poly_key),    NULL);
 }
+
 /**
  * grits_plugin_test_new:
  * @viewer: the #GritsViewer to use for drawing
@@ -56,6 +147,7 @@ GritsPluginTest *grits_plugin_test_new(GritsViewer *viewer)
        GritsPluginTest *test = g_object_new(GRITS_TYPE_PLUGIN_TEST, NULL);
        test->viewer = g_object_ref(viewer);
        _load_marker(test);
+       _load_poly(test);
        return test;
 }
 

diff --git a/src/plugins/test.h b/src/plugins/test.h
index f1b79248964588deed29664a79a0a3a4129e937d..6fa9b7b39cf6d282ef8c8bd21d473e3407d383c5 100644 (file)
--- a/src/plugins/test.h
+++ b/src/plugins/test.h
@@ -35,7 +35,8 @@ struct _GritsPluginTest {
 
        /* instance members */
        GritsViewer *viewer;
-       gpointer     marker;
+       GritsMarker *marker;
+       GritsPoly   *poly;
 };
 
 struct _GritsPluginTestClass {