Index: content/browser/renderer_host/software_output_device_linux.cc |
diff --git a/content/browser/renderer_host/software_output_device_linux.cc b/content/browser/renderer_host/software_output_device_linux.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..3ba29ca100a01960e08bb8a9709525e1d3825fc3 |
--- /dev/null |
+++ b/content/browser/renderer_host/software_output_device_linux.cc |
@@ -0,0 +1,74 @@ |
+// Copyright (c) 2013 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "content/browser/renderer_host/software_output_device.h" |
+ |
+#include <X11/Xlib.h> |
+#include <X11/Xutil.h> |
+ |
+#include "third_party/skia/include/core/SkBitmap.h" |
+#include "third_party/skia/include/core/SkDevice.h" |
+#include "ui/compositor/compositor.h" |
+ |
+namespace content { |
+ |
+SoftwareOutputDevice::SoftwareOutputDevice(ui::Compositor* compositor) |
+ : compositor_(compositor), |
+ display_(ui::GetXDisplay()), |
+ gc_(NULL), |
+ image_(NULL) { |
+ gc_ = XCreateGC(display_, compositor_->widget(), 0, NULL); |
+} |
+ |
+SoftwareOutputDevice::~SoftwareOutputDevice() { |
+ XFreeGC(display_, gc_); |
+ ClearImage(); |
+} |
+ |
+void SoftwareOutputDevice::ClearImage() { |
+ if (image_) { |
+ // XDestroyImage deletes the data referenced by the image which |
+ // is actually owned by the device_. So we have to reset data here. |
+ image_->data = NULL; |
+ XDestroyImage(image_); |
+ image_ = NULL; |
+ } |
+} |
+ |
+void SoftwareOutputDevice::Resize(const gfx::Size& viewport_size) { |
+ cc::SoftwareOutputDevice::Resize(viewport_size); |
+ |
+ ClearImage(); |
+ if (!device_) |
+ return; |
+ |
+ const SkBitmap& bitmap = device_->accessBitmap(false); |
+ image_ = XCreateImage(display_, CopyFromParent, |
+ DefaultDepth(display_, DefaultScreen(display_)), |
+ ZPixmap, 0, |
+ static_cast<char*>(bitmap.getPixels()), |
+ viewport_size_.width(), viewport_size_.height(), |
+ 32, 4 * viewport_size_.width()); |
+} |
+ |
+void SoftwareOutputDevice::EndPaint(cc::SoftwareFrameData* frame_data) { |
+ DCHECK(device_); |
+ DCHECK(frame_data == NULL); |
+ |
+ if (!device_) |
+ return; |
+ |
+ gfx::Rect rect = damage_rect_; |
+ rect.Intersect(gfx::Rect(viewport_size_)); |
+ if (rect.IsEmpty()) |
+ return; |
+ |
+ // TODO(skaslev): Maybe switch XShmPutImage since it's async. |
+ XPutImage(display_, compositor_->widget(), gc_, image_, |
+ rect.x(), rect.y(), |
+ rect.x(), rect.y(), |
+ rect.width(), rect.height()); |
+} |
+ |
+} // namespace content |