widget/windows/nsWindowGfx.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef WindowGfx_h__
   7 #define WindowGfx_h__
   8
   9 /*
  10  * nsWindowGfx - Painting and aceleration.
  11  */
  12
  13 #include "nsWindow.h"
  14 #include <imgIContainer.h>
  15
  16 class nsWindowGfx {
  17  public:
  18   enum IconSizeType { kSmallIcon, kRegularIcon };
  19   static mozilla::LayoutDeviceIntSize GetIconMetrics(IconSizeType aSizeType);
  20   static nsresult CreateIcon(imgIContainer* aContainer, bool aIsCursor,
  21                              mozilla::LayoutDeviceIntPoint aHotspot,
  22                              mozilla::LayoutDeviceIntSize aScaledSize,
  23                              HICON* aIcon);
  24
  25  private:
  26   /**
  27    * Cursor helpers
  28    */
  29   static uint8_t* Data32BitTo1Bit(uint8_t* aImageData, uint32_t aWidth,
  30                                   uint32_t aHeight);
  31   static HBITMAP DataToBitmap(uint8_t* aImageData, uint32_t aWidth,
  32                               uint32_t aHeight, uint32_t aDepth);
  33 };
  34
  35 #endif  // WindowGfx_h__