Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 20; 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             : #include "X11TextureSourceBasic.h"
       7             : #include "gfxXlibSurface.h"
       8             : #include "gfx2DGlue.h"
       9             : 
      10             : namespace mozilla {
      11             : namespace layers {
      12             : 
      13             : using namespace mozilla::gfx;
      14             : 
      15           0 : X11TextureSourceBasic::X11TextureSourceBasic(BasicCompositor* aCompositor, gfxXlibSurface* aSurface)
      16           0 :  : mSurface(aSurface)
      17             : {
      18           0 : }
      19             : 
      20             : IntSize
      21           0 : X11TextureSourceBasic::GetSize() const
      22             : {
      23           0 :   return mSurface->GetSize();
      24             : }
      25             : 
      26             : SurfaceFormat
      27           0 : X11TextureSourceBasic::GetFormat() const
      28             : {
      29           0 :   gfxContentType type = mSurface->GetContentType();
      30           0 :   return X11TextureSourceBasic::ContentTypeToSurfaceFormat(type);
      31             : }
      32             : 
      33             : SourceSurface*
      34           0 : X11TextureSourceBasic::GetSurface(DrawTarget* aTarget)
      35             : {
      36           0 :   if (!mSourceSurface) {
      37             :     mSourceSurface =
      38           0 :         Factory::CreateSourceSurfaceForCairoSurface(mSurface->CairoSurface(),
      39           0 :                                                     GetSize(), GetFormat());
      40             :   }
      41           0 :   return mSourceSurface;
      42             : }
      43             : 
      44             : SurfaceFormat
      45           0 : X11TextureSourceBasic::ContentTypeToSurfaceFormat(gfxContentType aType)
      46             : {
      47           0 :   switch (aType) {
      48             :     case gfxContentType::COLOR:
      49           0 :       return SurfaceFormat::B8G8R8X8;
      50             :     case gfxContentType::ALPHA:
      51           0 :       return SurfaceFormat::A8;
      52             :     case gfxContentType::COLOR_ALPHA:
      53           0 :       return SurfaceFormat::B8G8R8A8;
      54             :     default:
      55           0 :       return SurfaceFormat::UNKNOWN;
      56             :   }
      57             : }
      58             : 
      59             : }
      60             : }