forked from AuroraMiddleware/gtk
1e3df88ee0
Steal snapshotting code from the reftests to make this work again. Other changes here: catch up with container removal.
162 lines
3.9 KiB
C
162 lines
3.9 KiB
C
#include <gdk/gdk.h>
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#include <gtk/gtk.h>
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#include <gdkx.h>
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#include <cairo-xlib.h>
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#include <stdio.h>
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#include <errno.h>
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#include <sys/wait.h>
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#include <unistd.h>
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#include <X11/extensions/shape.h>
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#include <gdk-pixbuf/gdk-pixbuf.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/wait.h>
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#include <signal.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <locale.h>
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#include "widgets.h"
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#include "shadow.h"
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static GdkPixbuf *
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add_border (GdkPixbuf *pixbuf)
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{
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GdkPixbuf *retval;
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retval = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
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gdk_pixbuf_get_width (pixbuf) + 2,
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gdk_pixbuf_get_height (pixbuf) + 2);
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/* Fill with solid black */
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gdk_pixbuf_fill (retval, 0xFF);
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gdk_pixbuf_copy_area (pixbuf,
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0, 0,
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gdk_pixbuf_get_width (pixbuf),
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gdk_pixbuf_get_height (pixbuf),
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retval, 1, 1);
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g_object_unref (pixbuf);
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return retval;
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}
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static GMainLoop *loop;
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static gboolean
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quit_when_idle (gpointer loop)
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{
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g_main_loop_quit (loop);
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return G_SOURCE_REMOVE;
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}
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static void
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draw_paintable (GdkPaintable *paintable,
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gpointer out_surface)
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{
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GtkSnapshot *snapshot;
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GskRenderNode *node;
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cairo_surface_t *surface;
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cairo_t *cr;
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snapshot = gtk_snapshot_new ();
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gdk_paintable_snapshot (paintable,
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snapshot,
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gdk_paintable_get_intrinsic_width (paintable),
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gdk_paintable_get_intrinsic_height (paintable));
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node = gtk_snapshot_free_to_node (snapshot);
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/* If the window literally draws nothing, we assume it hasn't been mapped yet and as such
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* the invalidations were only side effects of resizes.
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*/
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if (node == NULL)
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return;
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surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
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gdk_paintable_get_intrinsic_width (paintable),
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gdk_paintable_get_intrinsic_height (paintable));
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cr = cairo_create (surface);
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gsk_render_node_draw (node, cr);
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cairo_destroy (cr);
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gsk_render_node_unref (node);
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g_signal_handlers_disconnect_by_func (paintable, draw_paintable, out_surface);
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*(cairo_surface_t **) out_surface = surface;
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g_idle_add (quit_when_idle, loop);
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}
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static cairo_surface_t *
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snapshot_widget (GtkWidget *widget)
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{
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GdkPaintable *paintable;
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cairo_surface_t *surface;
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g_assert (gtk_widget_get_realized (widget));
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loop = g_main_loop_new (NULL, FALSE);
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/* We wait until the widget is drawn for the first time.
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*
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* We also use an inhibit mechanism, to give module functions a chance
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* to delay the snapshot.
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*/
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paintable = gtk_widget_paintable_new (widget);
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g_signal_connect (paintable, "invalidate-contents", G_CALLBACK (draw_paintable), &surface);
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g_main_loop_run (loop);
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g_main_loop_unref (loop);
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g_object_unref (paintable);
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gtk_window_destroy (GTK_WINDOW (widget));
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return surface;
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}
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int
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main (int argc, char **argv)
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{
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GList *toplevels, *node;
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gtk_init ();
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toplevels = get_all_widgets ();
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for (node = toplevels; node; node = node->next)
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{
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WidgetInfo *info;
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char *filename;
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cairo_surface_t *surface;
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GdkPixbuf *pixbuf;
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info = node->data;
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gtk_widget_show (info->window);
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surface = snapshot_widget (info->window);
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pixbuf = gdk_pixbuf_get_from_surface (surface, 0, 0,
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cairo_image_surface_get_width (surface),
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cairo_image_surface_get_height (surface));
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if (!info->include_decorations)
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pixbuf = add_border (pixbuf);
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pixbuf = add_shadow (pixbuf);
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filename = g_strdup_printf ("./%s.png", info->name);
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gdk_pixbuf_save (pixbuf, filename, "png", NULL, NULL);
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g_free (filename);
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g_object_unref (pixbuf);
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cairo_surface_destroy (surface);
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}
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return 0;
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}
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