gfx/thebes/gfx2DGlue.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef GFX_2D_GLUE_H
   8 #define GFX_2D_GLUE_H
   9
  10 #include "gfxMatrix.h"
  11 #include "gfxPoint.h"
  12 #include "gfxRect.h"
  13 #include "gfxTypes.h"
  14 #include "mozilla/gfx/Matrix.h"
  15 #include "mozilla/gfx/Rect.h"
  16 #include "mozilla/gfx/2D.h"
  17
  18 namespace mozilla {
  19 namespace gfx {
  20
  21 inline Rect ToRect(const gfxRect& aRect) {
  22   return Rect(Float(aRect.X()), Float(aRect.Y()), Float(aRect.Width()),
  23               Float(aRect.Height()));
  24 }
  25
  26 inline RectDouble ToRectDouble(const gfxRect& aRect) {
  27   return RectDouble(aRect.X(), aRect.Y(), aRect.Width(), aRect.Height());
  28 }
  29
  30 inline Matrix ToMatrix(const gfxMatrix& aMatrix) {
  31   return Matrix(Float(aMatrix._11), Float(aMatrix._12), Float(aMatrix._21),
  32                 Float(aMatrix._22), Float(aMatrix._31), Float(aMatrix._32));
  33 }
  34
  35 inline gfxMatrix ThebesMatrix(const Matrix& aMatrix) {
  36   return gfxMatrix(aMatrix._11, aMatrix._12, aMatrix._21, aMatrix._22,
  37                    aMatrix._31, aMatrix._32);
  38 }
  39
  40 inline Point ToPoint(const gfxPoint& aPoint) {
  41   return Point(Float(aPoint.x), Float(aPoint.y));
  42 }
  43
  44 inline Size ToSize(const gfxSize& aSize) {
  45   return Size(Float(aSize.width), Float(aSize.height));
  46 }
  47
  48 inline gfxPoint ThebesPoint(const Point& aPoint) {
  49   return gfxPoint(aPoint.x, aPoint.y);
  50 }
  51
  52 inline gfxSize ThebesSize(const Size& aSize) {
  53   return gfxSize(aSize.width, aSize.height);
  54 }
  55
  56 inline gfxRect ThebesRect(const Rect& aRect) {
  57   return gfxRect(aRect.X(), aRect.Y(), aRect.Width(), aRect.Height());
  58 }
  59
  60 inline gfxRect ThebesRect(const IntRect& aRect) {
  61   return gfxRect(aRect.X(), aRect.Y(), aRect.Width(), aRect.Height());
  62 }
  63
  64 inline gfxRect ThebesRect(const RectDouble& aRect) {
  65   return gfxRect(aRect.X(), aRect.Y(), aRect.Width(), aRect.Height());
  66 }
  67
  68 inline gfxImageFormat SurfaceFormatToImageFormat(SurfaceFormat aFormat) {
  69   switch (aFormat) {
  70     case SurfaceFormat::B8G8R8A8:
  71       return SurfaceFormat::A8R8G8B8_UINT32;
  72     case SurfaceFormat::B8G8R8X8:
  73       return SurfaceFormat::X8R8G8B8_UINT32;
  74     case SurfaceFormat::R5G6B5_UINT16:
  75       return SurfaceFormat::R5G6B5_UINT16;
  76     case SurfaceFormat::A8:
  77       return SurfaceFormat::A8;
  78     default:
  79       return SurfaceFormat::UNKNOWN;
  80   }
  81 }
  82
  83 inline SurfaceFormat ImageFormatToSurfaceFormat(gfxImageFormat aFormat) {
  84   switch (aFormat) {
  85     case SurfaceFormat::A8R8G8B8_UINT32:
  86       return SurfaceFormat::B8G8R8A8;
  87     case SurfaceFormat::X8R8G8B8_UINT32:
  88       return SurfaceFormat::B8G8R8X8;
  89     case SurfaceFormat::R5G6B5_UINT16:
  90       return SurfaceFormat::R5G6B5_UINT16;
  91     case SurfaceFormat::A8:
  92       return SurfaceFormat::A8;
  93     default:
  94     case SurfaceFormat::UNKNOWN:
  95       return SurfaceFormat::B8G8R8A8;
  96   }
  97 }
  98
  99 inline gfxContentType ContentForFormat(const SurfaceFormat& aFormat) {
 100   switch (aFormat) {
 101     case SurfaceFormat::R5G6B5_UINT16:
 102     case SurfaceFormat::B8G8R8X8:
 103     case SurfaceFormat::R8G8B8X8:
 104       return gfxContentType::COLOR;
 105     case SurfaceFormat::A8:
 106       return gfxContentType::ALPHA;
 107     case SurfaceFormat::B8G8R8A8:
 108     case SurfaceFormat::R8G8B8A8:
 109     default:
 110       return gfxContentType::COLOR_ALPHA;
 111   }
 112 }
 113
 114 }  // namespace gfx
 115 }  // namespace mozilla
 116
 117 #endif