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cellrenderertext: Implement snapshot()

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This commit is contained in:
Benjamin Otte 2016-12-23 09:23:07 +01:00
parent 677c5bdedf
commit c412a717f1
1 changed files with 27 additions and 21 deletions
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48
gtk/gtkcellrenderertext.c
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@ -55,8 +55,8 @@ static void gtk_cell_renderer_text_set_property (GObject *obje
guint param_id, guint param_id,
const GValue *value, const GValue *value,
GParamSpec *pspec); GParamSpec *pspec);
static void gtk_cell_renderer_text_render (GtkCellRenderer *cell, static void gtk_cell_renderer_text_snapshot (GtkCellRenderer *cell,
cairo_t *cr, GtkSnapshot *snapshot,
GtkWidget *widget, GtkWidget *widget,
const GdkRectangle *background_area, const GdkRectangle *background_area,
const GdkRectangle *cell_area, const GdkRectangle *cell_area,
@ -241,7 +241,7 @@ gtk_cell_renderer_text_class_init (GtkCellRendererTextClass *class)
object_class->get_property = gtk_cell_renderer_text_get_property; object_class->get_property = gtk_cell_renderer_text_get_property;
object_class->set_property = gtk_cell_renderer_text_set_property; object_class->set_property = gtk_cell_renderer_text_set_property;
cell_class->render = gtk_cell_renderer_text_render; cell_class->snapshot = gtk_cell_renderer_text_snapshot;
cell_class->start_editing = gtk_cell_renderer_text_start_editing; cell_class->start_editing = gtk_cell_renderer_text_start_editing;
cell_class->get_preferred_width = gtk_cell_renderer_text_get_preferred_width; cell_class->get_preferred_width = gtk_cell_renderer_text_get_preferred_width;
cell_class->get_preferred_height = gtk_cell_renderer_text_get_preferred_height; cell_class->get_preferred_height = gtk_cell_renderer_text_get_preferred_height;
@ -1712,12 +1712,12 @@ get_size (GtkCellRenderer *cell,
} }
static void static void
gtk_cell_renderer_text_render (GtkCellRenderer *cell, gtk_cell_renderer_text_snapshot (GtkCellRenderer *cell,
cairo_t *cr, GtkSnapshot *snapshot,
GtkWidget *widget, GtkWidget *widget,
const GdkRectangle *background_area, const GdkRectangle *background_area,
const GdkRectangle *cell_area, const GdkRectangle *cell_area,
GtkCellRendererState flags) GtkCellRendererState flags)
{ {
GtkCellRendererText *celltext = GTK_CELL_RENDERER_TEXT (cell); GtkCellRendererText *celltext = GTK_CELL_RENDERER_TEXT (cell);
@ -1735,9 +1735,13 @@ gtk_cell_renderer_text_render (GtkCellRenderer *cell,
if (priv->background_set && (flags & GTK_CELL_RENDERER_SELECTED) == 0) if (priv->background_set && (flags & GTK_CELL_RENDERER_SELECTED) == 0)
{ {
gdk_cairo_rectangle (cr, background_area); gtk_snapshot_append_color_node (snapshot,
gdk_cairo_set_source_rgba (cr, &priv->background); &priv->background,
cairo_fill (cr); &GRAPHENE_RECT_INIT(
background_area->x, background_area->y,
background_area->width, background_area->height
),
"CellTextBackground");
} }
gtk_cell_renderer_get_padding (cell, &xpad, &ypad); gtk_cell_renderer_get_padding (cell, &xpad, &ypad);
@ -1751,17 +1755,19 @@ gtk_cell_renderer_text_render (GtkCellRenderer *cell,
pango_layout_get_pixel_extents (layout, NULL, &rect); pango_layout_get_pixel_extents (layout, NULL, &rect);
x_offset = x_offset - rect.x; x_offset = x_offset - rect.x;
cairo_save (cr); gtk_snapshot_push_clip (snapshot,
&GRAPHENE_RECT_INIT(
cell_area->x, cell_area->y,
cell_area->width, cell_area->height
),
"CellTextClip");
gdk_cairo_rectangle (cr, cell_area); gtk_snapshot_render_layout (snapshot, context,
cairo_clip (cr); cell_area->x + x_offset + xpad,
cell_area->y + y_offset + ypad,
layout);
gtk_render_layout (context, cr, gtk_snapshot_pop_and_append (snapshot);
cell_area->x + x_offset + xpad,
cell_area->y + y_offset + ypad,
layout);
cairo_restore (cr);
g_object_unref (layout); g_object_unref (layout);
} }