*/
+#if !defined USE_CAIRO_IMAGE_SURFACE && !defined NDEBUG
+#define OPTIONAL_CAIRO_IMAGE_SURFACE
+#endif
+
/** @file canvas/canvas.cc
* @brief Implementation of the main canvas classes.
*/
, _new_current_item (0)
, _grabbed_item (0)
, _focused_item (0)
+ , _single_exposure (1)
, current_tooltip_item (0)
, tooltip_window (0)
{
GtkCanvas::on_size_allocate (Gtk::Allocation& a)
{
EventBox::on_size_allocate (a);
-#ifdef USE_CAIRO_IMAGE_SURFACE
+#ifdef OPTIONAL_CAIRO_IMAGE_SURFACE
+ if (getenv("ARDOUR_IMAGE_SURFACE")) {
+#endif
+#if defined USE_CAIRO_IMAGE_SURFACE || defined OPTIONAL_CAIRO_IMAGE_SURFACE
/* allocate an image surface as large as the canvas itself */
canvas_image.clear ();
canvas_image = Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, a.get_width(), a.get_height());
#endif
+#ifdef OPTIONAL_CAIRO_IMAGE_SURFACE
+ }
+#endif
}
/** Handler for GDK expose events.
bool
GtkCanvas::on_expose_event (GdkEventExpose* ev)
{
-#ifdef USE_CAIRO_IMAGE_SURFACE
+#ifdef OPTIONAL_CAIRO_IMAGE_SURFACE
+ Cairo::RefPtr<Cairo::Context> draw_context;
+ Cairo::RefPtr<Cairo::Context> window_context;
+ if (getenv("ARDOUR_IMAGE_SURFACE")) {
+ if (!canvas_image) {
+ canvas_image = Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, get_width(), get_height());
+ }
+ draw_context = Cairo::Context::create (canvas_image);
+ window_context = get_window()->create_cairo_context ();
+ } else {
+ draw_context = get_window()->create_cairo_context ();
+ }
+#elif defined USE_CAIRO_IMAGE_SURFACE
if (!canvas_image) {
canvas_image = Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, get_width(), get_height());
}
draw_context->fill ();
/* render canvas */
+ if ( _single_exposure ) {
+
+ render (Rect (ev->area.x, ev->area.y, ev->area.x + ev->area.width, ev->area.y + ev->area.height), draw_context);
-#ifdef CANVAS_SINGLE_EXPOSE
- render (Rect (ev->area.x, ev->area.y, ev->area.x + ev->area.width, ev->area.y + ev->area.height), draw_context);
-#else
- GdkRectangle* rects;
- gint nrects;
-
- gdk_region_get_rectangles (ev->region, &rects, &nrects);
- for (gint n = 0; n < nrects; ++n) {
- render (Rect (rects[n].x, rects[n].y, rects[n].x + rects[n].width, rects[n].y + rects[n].height), draw_context);
- }
- g_free (rects);
-#endif
-
-#ifdef USE_CAIRO_IMAGE_SURFACE
+ } else {
+ GdkRectangle* rects;
+ gint nrects;
+
+ gdk_region_get_rectangles (ev->region, &rects, &nrects);
+ for (gint n = 0; n < nrects; ++n) {
+ draw_context->set_identity_matrix(); //reset the cairo matrix, just in case someone left it transformed after drawing ( cough )
+ render (Rect (rects[n].x, rects[n].y, rects[n].x + rects[n].width, rects[n].y + rects[n].height), draw_context);
+ }
+ g_free (rects);
+ }
+
+#ifdef OPTIONAL_CAIRO_IMAGE_SURFACE
+ if (getenv("ARDOUR_IMAGE_SURFACE")) {
+#endif
+#if defined USE_CAIRO_IMAGE_SURFACE || defined OPTIONAL_CAIRO_IMAGE_SURFACE
/* now blit our private surface back to the GDK one */
window_context->rectangle (ev->area.x, ev->area.y, ev->area.width, ev->area.height);
window_context->set_operator (Cairo::OPERATOR_SOURCE);
window_context->paint ();
#endif
+#ifdef OPTIONAL_CAIRO_IMAGE_SURFACE
+ }
+#endif
return true;
}
tooltip_label = manage (new Gtk::Label);
tooltip_label->show ();
tooltip_window->add (*tooltip_label);
- tooltip_window->set_border_width (6);
+ tooltip_window->set_border_width (1);
tooltip_window->set_name ("tooltip");
}
* to get it away from the pointer.
*/
- tooltip_window_origin.x += 20;
+ tooltip_window_origin.x += 30;
+ tooltip_window_origin.y += 45;
/* move the tooltip window into position */
if (tooltip_window) {
tooltip_window->hide ();
+
+ // Delete the tooltip window so it'll get re-created
+ // (i.e. properly re-sized) on the next usage.
+ delete tooltip_window;
+ tooltip_window = NULL;
}
}