PixelDumpSupportGtk.cpp revision 65f03d4f644ce73618e5f4f50dd694b26f55ae12 
1/*
2 * Copyright (C) 2009 Zan Dobersek <zandobersek@gmail.com>
3 * Copyright (C) 2010 Igalia S.L.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1.  Redistributions of source code must retain the above copyright
10 *     notice, this list of conditions and the following disclaimer.
11 * 2.  Redistributions in binary form must reproduce the above copyright
12 *     notice, this list of conditions and the following disclaimer in the
13 *     documentation and/or other materials provided with the distribution.
14 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
15 *     its contributors may be used to endorse or promote products derived
16 *     from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
19 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
22 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#include "config.h"
31
32#include "DumpRenderTree.h"
33#include "GtkVersioning.h"
34#include "PixelDumpSupportCairo.h"
35#include <webkit/webkit.h>
36
37PassRefPtr<BitmapContext> createBitmapContextFromWebView(bool, bool, bool, bool)
38{
39    WebKitWebView* view = webkit_web_frame_get_web_view(mainFrame);
40    gint width, height;
41#ifdef GTK_API_VERSION_2
42    GdkPixmap* pixmap = gtk_widget_get_snapshot(GTK_WIDGET(view), 0);
43    gdk_pixmap_get_size(pixmap, &width, &height);
44#else
45    width = gtk_widget_get_allocated_width(GTK_WIDGET(view));
46    height = gtk_widget_get_allocated_height(GTK_WIDGET(view));
47#endif
48
49    cairo_surface_t* imageSurface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, width, height);
50    cairo_t* context = cairo_create(imageSurface);
51#ifdef GTK_API_VERSION_2
52    gdk_cairo_set_source_pixmap(context, pixmap, 0, 0);
53    cairo_paint(context);
54    g_object_unref(pixmap);
55#else
56    gtk_widget_draw(GTK_WIDGET(view), context);
57#endif
58
59    return BitmapContext::createByAdoptingBitmapAndContext(0, context);
60}
61