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CellRendererPixbuf: Never store pixbufs

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Rather than store the pixbufs as themselves we immediately convert
them to surfaces. In the uncommon case that a pixbuf is read back
from the renderer we generate a new one from the surface data.
This commit is contained in:
Alexander Larsson 2017-10-23 15:03:31 +02:00
parent 2b194089dd
commit e205ae9fc1
1 changed files with 26 additions and 4 deletions
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30
gtk/gtkcellrendererpixbuf.c
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@ -242,11 +242,22 @@ gtk_cell_renderer_pixbuf_get_property (GObject *object,
{
GtkCellRendererPixbuf *cellpixbuf = GTK_CELL_RENDERER_PIXBUF (object);
GtkCellRendererPixbufPrivate *priv = cellpixbuf->priv;
cairo_surface_t *surface;
GdkPixbuf *pixbuf;
switch (param_id)
{
case PROP_PIXBUF:
g_value_set_object (value, gtk_image_definition_get_pixbuf (priv->image_def));
pixbuf = NULL;
surface = gtk_image_definition_get_surface (priv->image_def);
if (surface)
{
pixbuf = gdk_pixbuf_get_from_surface (surface, 0, 0,
cairo_image_surface_get_width (surface),
cairo_image_surface_get_height (surface));
cairo_surface_destroy (surface);
}
g_value_take_object (value, pixbuf);
break;
case PROP_PIXBUF_EXPANDER_OPEN:
g_value_set_object (value, priv->pixbuf_expander_open);
@ -330,11 +341,17 @@ gtk_cell_renderer_pixbuf_set_property (GObject *object,
{
GtkCellRendererPixbuf *cellpixbuf = GTK_CELL_RENDERER_PIXBUF (object);
GtkCellRendererPixbufPrivate *priv = cellpixbuf->priv;
cairo_surface_t *surface;
GdkPixbuf *pixbuf;
switch (param_id)
{
case PROP_PIXBUF:
take_image_definition (cellpixbuf, gtk_image_definition_new_pixbuf (g_value_get_object (value), 1));
surface = NULL;
pixbuf = g_value_get_object (value);
if (pixbuf)
surface = gdk_cairo_surface_create_from_pixbuf (pixbuf, 1, NULL);
take_image_definition (cellpixbuf, gtk_image_definition_new_surface (surface));
break;
case PROP_PIXBUF_EXPANDER_OPEN:
if (priv->pixbuf_expander_open)
@ -498,6 +515,7 @@ gtk_cell_renderer_pixbuf_snapshot (GtkCellRenderer *cell,
gboolean is_expander;
gint xpad, ypad;
GtkIconHelper icon_helper;
cairo_surface_t *surface;
gtk_cell_renderer_pixbuf_get_size (cell, widget, (GdkRectangle *) cell_area,
&pix_rect.x,
@ -529,12 +547,16 @@ gtk_cell_renderer_pixbuf_snapshot (GtkCellRenderer *cell,
if (is_expanded && priv->pixbuf_expander_open != NULL)
{
gtk_icon_helper_init (&icon_helper, gtk_style_context_get_node (context), widget);
_gtk_icon_helper_set_pixbuf (&icon_helper, priv->pixbuf_expander_open);
surface = gdk_cairo_surface_create_from_pixbuf (priv->pixbuf_expander_open, 1, NULL);
_gtk_icon_helper_set_surface (&icon_helper, surface);
cairo_surface_destroy (surface);
}
else if (!is_expanded && priv->pixbuf_expander_closed != NULL)
{
gtk_icon_helper_init (&icon_helper, gtk_style_context_get_node (context), widget);
_gtk_icon_helper_set_pixbuf (&icon_helper, priv->pixbuf_expander_closed);
surface = gdk_cairo_surface_create_from_pixbuf (priv->pixbuf_expander_closed, 1, NULL);
_gtk_icon_helper_set_surface (&icon_helper, surface);
cairo_surface_destroy (surface);
}
else
{