remoting/host/fake_mouse_cursor_monitor.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "remoting/host/fake_mouse_cursor_monitor.h"
   6
   7 #include "base/logging.h"
   8 #include "base/memory/scoped_ptr.h"
   9 #include "third_party/webrtc/modules/desktop_capture/desktop_frame.h"
  10 #include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
  11 #include "third_party/webrtc/modules/desktop_capture/mouse_cursor.h"
  12
  13 namespace remoting {
  14
  15 FakeMouseCursorMonitor::FakeMouseCursorMonitor() : callback_(nullptr) {}
  16
  17 FakeMouseCursorMonitor::~FakeMouseCursorMonitor() {}
  18
  19 void FakeMouseCursorMonitor::Init(
  20     webrtc::MouseCursorMonitor::Callback* callback,
  21     webrtc::MouseCursorMonitor::Mode mode) {
  22   DCHECK(!callback_);
  23   DCHECK(callback);
  24
  25   // Only shapes supported right now.
  26   CHECK(mode == SHAPE_ONLY);
  27
  28   callback_ = callback;
  29 }
  30
  31 void FakeMouseCursorMonitor::Capture() {
  32   DCHECK(callback_);
  33
  34   const int kWidth = 32;
  35   const int kHeight = 32;
  36
  37   scoped_ptr<webrtc::DesktopFrame> desktop_frame(
  38       new webrtc::BasicDesktopFrame(webrtc::DesktopSize(kWidth, kHeight)));
  39   memset(desktop_frame->data(), 0xFF,
  40          webrtc::DesktopFrame::kBytesPerPixel * kWidth * kHeight);
  41
  42   scoped_ptr<webrtc::MouseCursor> mouse_cursor(
  43       new webrtc::MouseCursor(desktop_frame.release(),
  44                               webrtc::DesktopVector()));
  45
  46   callback_->OnMouseCursor(mouse_cursor.release());
  47 }
  48
  49 }  // namespace remoting