X-Git-Url: http://pileus.org/git/?p=grits;a=blobdiff_plain;f=src%2Fgis-viewer.c;h=b4e3d822811146c2230165fa87b383089b6677c0;hp=029bea2a1d189fd5d0790908a4d15abec2424490;hb=b66ec3a8a09805cd81c7a55bf3e0d1de7efb9ad1;hpb=2d7285786543571f3b8c324b742a3f890544b2df diff --git a/src/gis-viewer.c b/src/gis-viewer.c index 029bea2..b4e3d82 100644 --- a/src/gis-viewer.c +++ b/src/gis-viewer.c @@ -159,21 +159,15 @@ static gboolean on_button_release(GisViewer *viewer, GdkEventButton *event, gpoi static gboolean on_motion_notify(GisViewer *viewer, GdkEventMotion *event, gpointer _) { - gdouble x_dist = viewer->drag_x - event->x; - gdouble y_dist = viewer->drag_y - event->y; + gdouble x = viewer->drag_x - event->x; + gdouble y = viewer->drag_y - event->y; gdouble lat, lon, elev, scale; gis_viewer_get_location(GIS_VIEWER(viewer), &lat, &lon, &elev); scale = elev/EARTH_R/15; switch (viewer->drag_mode) { - case GIS_DRAG_PAN: - gis_viewer_pan(viewer, -y_dist*scale, x_dist*scale, 0); - break; - case GIS_DRAG_ZOOM: - gis_viewer_zoom(viewer, pow(2, -y_dist/500)); - break; - case GIS_DRAG_TILT: - gis_viewer_rotate(viewer, y_dist/10, 0, x_dist/10); - break; + case GIS_DRAG_PAN: gis_viewer_pan(viewer, -y*scale, x*scale, 0); break; + case GIS_DRAG_ZOOM: gis_viewer_zoom(viewer, pow(2, -y/500)); break; + case GIS_DRAG_TILT: gis_viewer_rotate(viewer, y/10, 0, x/10); break; } viewer->drag_x = event->x; viewer->drag_y = event->y; @@ -186,6 +180,13 @@ static void on_view_changed(GisViewer *viewer, gtk_widget_queue_draw(GTK_WIDGET(viewer)); } +static void on_realize(GisViewer *viewer) +{ + GdkCursor *cursor = gdk_cursor_new(GDK_FLEUR); + GdkWindow *window = gtk_widget_get_window(GTK_WIDGET(viewer)); + gdk_window_set_cursor(window, cursor); +} + /*********** * Methods * ***********/ @@ -580,6 +581,8 @@ static void gis_viewer_init(GisViewer *viewer) g_signal_connect(viewer, "location-changed", G_CALLBACK(on_view_changed), NULL); g_signal_connect(viewer, "rotation-changed", G_CALLBACK(on_view_changed), NULL); + + g_signal_connect(viewer, "realize", G_CALLBACK(on_realize), NULL); } static void gis_viewer_finalize(GObject *gobject) {