2 * Copyright (C) 2009 Zan Dobersek <zandobersek@gmail.com>
3 * Copyright (C) 2010 Igalia S.L.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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.
32 #include "DumpRenderTree.h"
33 #include "GtkVersioning.h"
34 #include "PixelDumpSupportCairo.h"
35 #include "WebCoreSupport/DumpRenderTreeSupportGtk.h"
36 #include <webkit/webkit.h>
38 static void paintOverlay(cairo_surface_t* surface)
40 cairo_t* context = cairo_create(surface);
42 // Paint a transparent black overlay from which the repainted rectangles are then cleared.
43 // The alpha component of the overlay should have a value of 0.66, as on other ports.
44 cairo_set_source_rgba(context, 0.0, 0.0, 0.0, 0.66);
45 cairo_rectangle(context, 0, 0, cairo_image_surface_get_width(surface), cairo_image_surface_get_height(surface));
48 GSList* trackedRectsList = DumpRenderTreeSupportGtk::trackedRepaintRects(mainFrame);
49 for (GSList* listElement = trackedRectsList; listElement; listElement = g_slist_next(listElement)) {
50 GdkRectangle* rect = static_cast<GdkRectangle*>(listElement->data);
52 cairo_set_operator(context, CAIRO_OPERATOR_CLEAR);
53 cairo_rectangle(context, rect->x, rect->y, rect->width, rect->height);
57 g_slist_free_full(trackedRectsList, g_free);
58 cairo_destroy(context);
61 static void fillRepaintOverlayIntoContext(cairo_t* context, gint width, gint height)
63 cairo_surface_t* overlaySurface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, width, height);
64 paintOverlay(overlaySurface);
66 cairo_set_source_surface(context, overlaySurface, 0, 0);
67 cairo_rectangle(context, 0, 0, width, height);
70 cairo_surface_destroy(overlaySurface);
73 PassRefPtr<BitmapContext> createBitmapContextFromWebView(bool, bool, bool, bool drawSelectionRect)
75 WebKitWebView* view = webkit_web_frame_get_web_view(mainFrame);
76 GtkWidget* viewContainer = gtk_widget_get_parent(GTK_WIDGET(view));
78 #ifdef GTK_API_VERSION_2
79 GdkPixmap* pixmap = gtk_widget_get_snapshot(viewContainer, 0);
80 gdk_pixmap_get_size(pixmap, &width, &height);
82 width = gtk_widget_get_allocated_width(viewContainer);
83 height = gtk_widget_get_allocated_height(viewContainer);
86 while (gtk_events_pending())
89 cairo_surface_t* imageSurface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, width, height);
90 cairo_t* context = cairo_create(imageSurface);
92 #ifdef GTK_API_VERSION_2
93 gdk_cairo_set_source_pixmap(context, pixmap, 0, 0);
95 g_object_unref(pixmap);
97 gtk_widget_draw(viewContainer, context);
100 if (DumpRenderTreeSupportGtk::isTrackingRepaints(mainFrame))
101 fillRepaintOverlayIntoContext(context, width, height);
103 if (drawSelectionRect) {
104 cairo_rectangle_int_t rectangle;
105 DumpRenderTreeSupportGtk::rectangleForSelection(mainFrame, &rectangle);
107 cairo_set_line_width(context, 1.0);
108 cairo_rectangle(context, rectangle.x, rectangle.y, rectangle.width, rectangle.height);
109 cairo_set_source_rgba(context, 1.0, 0.0, 0.0, 1.0);
110 cairo_stroke(context);
113 cairo_surface_destroy(imageSurface);
114 return BitmapContext::createByAdoptingBitmapAndContext(0, context);