WebKitTools/DumpRenderTree/win/PixelDumpSupportWin.cpp
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKitTools/DumpRenderTree/win/PixelDumpSupportWin.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2007 Apple, Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ * 2.  Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ *     its contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+
+#if PLATFORM(CG)
+#include "PixelDumpSupportCG.h"
+#elif PLATFORM(CAIRO)
+#include "PixelDumpSupportCairo.h"
+#endif
+
+#include "DumpRenderTree.h"
+
+#if PLATFORM(CG)
+// Note: Must be included *after* DumpRenderTree.h to avoid compile error.
+#include <CoreGraphics/CGBitmapContext.h>
+#endif
+
+#include <wtf/Assertions.h>
+#include <wtf/RetainPtr.h>
+
+PassRefPtr<BitmapContext> createBitmapContextFromWebView(bool onscreen, bool incrementalRepaint, bool sweepHorizontally, bool drawSelectionRect)
+{
+    RECT frame;
+    if (!GetWindowRect(webViewWindow, &frame))
+        return 0;
+
+    BITMAPINFO bmp = {0};
+    bmp.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
+    bmp.bmiHeader.biWidth = frame.right - frame.left;
+    bmp.bmiHeader.biHeight = -(frame.bottom - frame.top);
+    bmp.bmiHeader.biPlanes = 1;
+    bmp.bmiHeader.biBitCount = 32;
+    bmp.bmiHeader.biCompression = BI_RGB;
+
+    void* bits = 0;
+    HBITMAP bitmap = CreateDIBSection(0, &bmp, DIB_RGB_COLORS, &bits, 0, 0);
+
+    HDC memoryDC = CreateCompatibleDC(0);
+    SelectObject(memoryDC, bitmap);
+    SendMessage(webViewWindow, WM_PRINTCLIENT, reinterpret_cast<WPARAM>(memoryDC), PRF_CLIENT | PRF_CHILDREN | PRF_OWNED);
+    DeleteDC(memoryDC);
+
+    BITMAP info = {0};
+    GetObject(bitmap, sizeof(info), &info);
+    ASSERT(info.bmBitsPixel == 32);
+
+#if PLATFORM(CG)
+    RetainPtr<CGColorSpaceRef> colorSpace(AdoptCF, CGColorSpaceCreateDeviceRGB());
+    CGContextRef context = CGBitmapContextCreate(info.bmBits, info.bmWidth, info.bmHeight, 8,
+                                                info.bmWidthBytes, colorSpace.get(), kCGBitmapByteOrder32Little | kCGImageAlphaPremultipliedFirst);
+#elif PLATFORM(CAIRO) 
+    cairo_surface_t* image = cairo_image_surface_create_for_data((unsigned char*)info.bmBits, CAIRO_FORMAT_ARGB32, 
+                                                      info.bmWidth, info.bmHeight, info.bmWidthBytes); 
+    cairo_t* context = cairo_create(image); 
+    cairo_surface_destroy(image); 
+#endif 
+
+   return BitmapContext::createByAdoptingBitmapAndContext(bitmap, context);
+}