[gtk/magnifier-shadow: 1/2] widgetpaintable: Add an observed area enum
- From: Matthias Clasen <matthiasc src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtk/magnifier-shadow: 1/2] widgetpaintable: Add an observed area enum
- Date: Thu, 5 May 2022 19:22:27 +0000 (UTC)
commit c9c880dbc4c92ff6f4520576c3eb7d8b4add8b1c
Author: Matthias Clasen <mclasen redhat com>
Date: Thu May 5 15:20:25 2022 -0400
widgetpaintable: Add an observed area enum
This can be used to capture just the widget area, or
all of the rendered area (including shadows, etc).
gtk/gtkwidgetpaintable.c | 30 +++++++++++++++++++++++++++---
gtk/gtkwidgetpaintable.h | 9 +++++++++
2 files changed, 36 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtkwidgetpaintable.c b/gtk/gtkwidgetpaintable.c
index 50ea1582fb..6bb90988ef 100644
--- a/gtk/gtkwidgetpaintable.c
+++ b/gtk/gtkwidgetpaintable.c
@@ -61,6 +61,8 @@ struct _GtkWidgetPaintable
GdkPaintable *current_image; /* the image that we are presenting */
GdkPaintable *pending_image; /* the image that we should be presenting */
+
+ GtkWidgetPaintableArea area;
};
struct _GtkWidgetPaintableClass
@@ -77,6 +79,21 @@ enum {
static GParamSpec *properties[N_PROPS] = { NULL, };
+static gboolean
+gtk_widget_paintable_compute_bounds (GtkWidgetPaintable *self,
+ graphene_rect_t *bounds)
+{
+ if (self->area == GTK_WIDGET_PAINTABLE_AREA_WIDGET)
+ return gtk_widget_compute_bounds (self->widget, self->widget, bounds);
+ else if (self->widget->priv->render_node)
+ {
+ gsk_render_node_get_bounds (self->widget->priv->render_node, bounds);
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
static void
gtk_widget_paintable_paintable_snapshot (GdkPaintable *paintable,
GdkSnapshot *snapshot,
@@ -94,7 +111,7 @@ gtk_widget_paintable_paintable_snapshot (GdkPaintable *paintable,
gtk_snapshot_push_clip (snapshot,
&GRAPHENE_RECT_INIT(0, 0, width, height));
- if (gtk_widget_compute_bounds (self->widget, self->widget, &bounds))
+ if (gtk_widget_paintable_compute_bounds (self, &bounds))
{
gtk_snapshot_scale (snapshot, width / bounds.size.width, height / bounds.size.height);
gtk_snapshot_translate (snapshot, &bounds.origin);
@@ -284,12 +301,12 @@ gtk_widget_paintable_snapshot_widget (GtkWidgetPaintable *self)
if (self->widget == NULL)
return gdk_paintable_new_empty (0, 0);
- if (!gtk_widget_compute_bounds (self->widget, self->widget, &bounds))
+ if (!gtk_widget_paintable_compute_bounds (self, &bounds))
return gdk_paintable_new_empty (0, 0);
if (self->widget->priv->render_node == NULL)
return gdk_paintable_new_empty (bounds.size.width, bounds.size.height);
-
+
return gtk_render_node_paintable_new (self->widget->priv->render_node, &bounds);
}
@@ -404,3 +421,10 @@ gtk_widget_paintable_pop_snapshot_count (GtkWidgetPaintable *self)
{
self->snapshot_count--;
}
+
+void
+gtk_widget_paintable_set_observed_area (GtkWidgetPaintable *self,
+ GtkWidgetPaintableArea area)
+{
+ self->area = area;
+}
diff --git a/gtk/gtkwidgetpaintable.h b/gtk/gtkwidgetpaintable.h
index 3af7ddf137..adf1411a4b 100644
--- a/gtk/gtkwidgetpaintable.h
+++ b/gtk/gtkwidgetpaintable.h
@@ -38,6 +38,15 @@ GDK_AVAILABLE_IN_ALL
void gtk_widget_paintable_set_widget (GtkWidgetPaintable *self,
GtkWidget *widget);
+typedef enum {
+ GTK_WIDGET_PAINTABLE_AREA_WIDGET,
+ GTK_WIDGET_PAINTABLE_AREA_RENDERED
+} GtkWidgetPaintableArea;
+
+GDK_AVAILABLE_IN_4_8
+void gtk_widget_paintable_set_observed_area (GtkWidgetPaintable *self,
+ GtkWidgetPaintableArea area);
+
G_END_DECLS
#endif /* __GTK_WIDGET_PAINTABLE_H__ */
[
Date Prev][
Date Next] [
Thread Prev][
Thread Next]
[
Thread Index]
[
Date Index]
[
Author Index]