michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef GFX_2D_GLUE_H
michael@0: #define GFX_2D_GLUE_H
michael@0: 
michael@0: 
michael@0: #include "gfxPlatform.h"
michael@0: #include "gfxRect.h"
michael@0: #include "gfxMatrix.h"
michael@0: #include "gfx3DMatrix.h"
michael@0: #include "gfxContext.h"
michael@0: #include "mozilla/gfx/Matrix.h"
michael@0: #include "mozilla/gfx/Rect.h"
michael@0: #include "mozilla/gfx/2D.h"
michael@0: #include "gfxColor.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace gfx {
michael@0: class DrawTarget;
michael@0: class SourceSurface;
michael@0: class ScaledFont;
michael@0: }
michael@0: }
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace gfx {
michael@0: 
michael@0: inline Rect ToRect(const gfxRect &aRect)
michael@0: {
michael@0:   return Rect(Float(aRect.x), Float(aRect.y),
michael@0:               Float(aRect.width), Float(aRect.height));
michael@0: }
michael@0: 
michael@0: inline Rect ToRect(const nsIntRect &aRect)
michael@0: {
michael@0:   return Rect(aRect.x, aRect.y, aRect.width, aRect.height);
michael@0: }
michael@0: 
michael@0: inline IntRect ToIntRect(const nsIntRect &aRect)
michael@0: {
michael@0:   return IntRect(aRect.x, aRect.y, aRect.width, aRect.height);
michael@0: }
michael@0: 
michael@0: inline Color ToColor(const gfxRGBA &aRGBA)
michael@0: {
michael@0:   return Color(Float(aRGBA.r), Float(aRGBA.g),
michael@0:                Float(aRGBA.b), Float(aRGBA.a));
michael@0: }
michael@0: 
michael@0: inline Matrix ToMatrix(const gfxMatrix &aMatrix)
michael@0: {
michael@0:   return Matrix(Float(aMatrix.xx), Float(aMatrix.yx), Float(aMatrix.xy),
michael@0:                 Float(aMatrix.yy), Float(aMatrix.x0), Float(aMatrix.y0));
michael@0: }
michael@0: 
michael@0: inline gfxMatrix ThebesMatrix(const Matrix &aMatrix)
michael@0: {
michael@0:   return gfxMatrix(aMatrix._11, aMatrix._12, aMatrix._21,
michael@0:                    aMatrix._22, aMatrix._31, aMatrix._32);
michael@0: }
michael@0: 
michael@0: inline Point ToPoint(const gfxPoint &aPoint)
michael@0: {
michael@0:   return Point(Float(aPoint.x), Float(aPoint.y));
michael@0: }
michael@0: 
michael@0: inline IntPoint ToIntPoint(const nsIntPoint &aPoint)
michael@0: {
michael@0:   return IntPoint(aPoint.x, aPoint.y);
michael@0: }
michael@0: 
michael@0: inline Size ToSize(const gfxSize &aSize)
michael@0: {
michael@0:   return Size(Float(aSize.width), Float(aSize.height));
michael@0: }
michael@0: 
michael@0: inline IntSize ToIntSize(const gfxIntSize &aSize)
michael@0: {
michael@0:   return IntSize(aSize.width, aSize.height);
michael@0: }
michael@0: 
michael@0: inline Filter ToFilter(GraphicsFilter aFilter)
michael@0: {
michael@0:   switch (aFilter) {
michael@0:   case GraphicsFilter::FILTER_NEAREST:
michael@0:     return Filter::POINT;
michael@0:   case GraphicsFilter::FILTER_GOOD:
michael@0:     return Filter::GOOD;
michael@0:   default:
michael@0:     return Filter::LINEAR;
michael@0:   }
michael@0: }
michael@0: 
michael@0: inline GraphicsFilter ThebesFilter(Filter aFilter)
michael@0: {
michael@0:   switch (aFilter) {
michael@0:   case Filter::POINT:
michael@0:     return GraphicsFilter::FILTER_NEAREST;
michael@0:   default:
michael@0:     return GraphicsFilter::FILTER_BEST;
michael@0:   }
michael@0: }
michael@0: 
michael@0: inline ExtendMode ToExtendMode(gfxPattern::GraphicsExtend aExtend)
michael@0: {
michael@0:   switch (aExtend) {
michael@0:   case gfxPattern::EXTEND_REPEAT:
michael@0:     return ExtendMode::REPEAT;
michael@0:   case gfxPattern::EXTEND_REFLECT:
michael@0:     return ExtendMode::REFLECT;
michael@0:   default:
michael@0:     return ExtendMode::CLAMP;
michael@0:   }
michael@0: }
michael@0: 
michael@0: inline gfxPattern::GraphicsExtend ThebesExtend(ExtendMode aExtend)
michael@0: {
michael@0:   switch (aExtend) {
michael@0:   case ExtendMode::REPEAT:
michael@0:     return gfxPattern::EXTEND_REPEAT;
michael@0:   case ExtendMode::REFLECT:
michael@0:     return gfxPattern::EXTEND_REFLECT;
michael@0:   default:
michael@0:     return gfxPattern::EXTEND_PAD;
michael@0:   }
michael@0: }
michael@0: 
michael@0: inline gfxPoint ThebesPoint(const Point &aPoint)
michael@0: {
michael@0:   return gfxPoint(aPoint.x, aPoint.y);
michael@0: }
michael@0: 
michael@0: inline gfxSize ThebesSize(const Size &aSize)
michael@0: {
michael@0:   return gfxSize(aSize.width, aSize.height);
michael@0: }
michael@0: 
michael@0: inline gfxIntSize ThebesIntSize(const IntSize &aSize)
michael@0: {
michael@0:   return gfxIntSize(aSize.width, aSize.height);
michael@0: }
michael@0: 
michael@0: inline gfxRect ThebesRect(const Rect &aRect)
michael@0: {
michael@0:   return gfxRect(aRect.x, aRect.y, aRect.width, aRect.height);
michael@0: }
michael@0: 
michael@0: inline nsIntRect ThebesIntRect(const IntRect &aRect)
michael@0: {
michael@0:   return nsIntRect(aRect.x, aRect.y, aRect.width, aRect.height);
michael@0: }
michael@0: 
michael@0: inline gfxRGBA ThebesRGBA(const Color &aColor)
michael@0: {
michael@0:   return gfxRGBA(aColor.r, aColor.g, aColor.b, aColor.a);
michael@0: }
michael@0: 
michael@0: inline gfxContext::GraphicsLineCap ThebesLineCap(CapStyle aStyle)
michael@0: {
michael@0:   switch (aStyle) {
michael@0:   case CapStyle::BUTT:
michael@0:     return gfxContext::LINE_CAP_BUTT;
michael@0:   case CapStyle::ROUND:
michael@0:     return gfxContext::LINE_CAP_ROUND;
michael@0:   case CapStyle::SQUARE:
michael@0:     return gfxContext::LINE_CAP_SQUARE;
michael@0:   }
michael@0:   MOZ_CRASH("Incomplete switch");
michael@0: }
michael@0: 
michael@0: inline CapStyle ToCapStyle(gfxContext::GraphicsLineCap aStyle)
michael@0: {
michael@0:   switch (aStyle) {
michael@0:   case gfxContext::LINE_CAP_BUTT:
michael@0:     return CapStyle::BUTT;
michael@0:   case gfxContext::LINE_CAP_ROUND:
michael@0:     return CapStyle::ROUND;
michael@0:   case gfxContext::LINE_CAP_SQUARE:
michael@0:     return CapStyle::SQUARE;
michael@0:   }
michael@0:   MOZ_CRASH("Incomplete switch");
michael@0: }
michael@0: 
michael@0: inline gfxContext::GraphicsLineJoin ThebesLineJoin(JoinStyle aStyle)
michael@0: {
michael@0:   switch (aStyle) {
michael@0:   case JoinStyle::MITER:
michael@0:     return gfxContext::LINE_JOIN_MITER;
michael@0:   case JoinStyle::BEVEL:
michael@0:     return gfxContext::LINE_JOIN_BEVEL;
michael@0:   case JoinStyle::ROUND:
michael@0:     return gfxContext::LINE_JOIN_ROUND;
michael@0:   default:
michael@0:     return gfxContext::LINE_JOIN_MITER;
michael@0:   }
michael@0: }
michael@0: 
michael@0: inline JoinStyle ToJoinStyle(gfxContext::GraphicsLineJoin aStyle)
michael@0: {
michael@0:   switch (aStyle) {
michael@0:   case gfxContext::LINE_JOIN_MITER:
michael@0:     return JoinStyle::MITER;
michael@0:   case gfxContext::LINE_JOIN_BEVEL:
michael@0:     return JoinStyle::BEVEL;
michael@0:   case gfxContext::LINE_JOIN_ROUND:
michael@0:     return JoinStyle::ROUND;
michael@0:   }
michael@0:   MOZ_CRASH("Incomplete switch");
michael@0: }
michael@0: 
michael@0: inline gfxImageFormat SurfaceFormatToImageFormat(SurfaceFormat aFormat)
michael@0: {
michael@0:   switch (aFormat) {
michael@0:   case SurfaceFormat::B8G8R8A8:
michael@0:     return gfxImageFormat::ARGB32;
michael@0:   case SurfaceFormat::B8G8R8X8:
michael@0:     return gfxImageFormat::RGB24;
michael@0:   case SurfaceFormat::R5G6B5:
michael@0:     return gfxImageFormat::RGB16_565;
michael@0:   case SurfaceFormat::A8:
michael@0:     return gfxImageFormat::A8;
michael@0:   default:
michael@0:     return gfxImageFormat::Unknown;
michael@0:   }
michael@0: }
michael@0: 
michael@0: inline SurfaceFormat ImageFormatToSurfaceFormat(gfxImageFormat aFormat)
michael@0: {
michael@0:   switch (aFormat) {
michael@0:   case gfxImageFormat::ARGB32:
michael@0:     return SurfaceFormat::B8G8R8A8;
michael@0:   case gfxImageFormat::RGB24:
michael@0:     return SurfaceFormat::B8G8R8X8;
michael@0:   case gfxImageFormat::RGB16_565:
michael@0:     return SurfaceFormat::R5G6B5;
michael@0:   case gfxImageFormat::A8:
michael@0:     return SurfaceFormat::A8;
michael@0:   default:
michael@0:   case gfxImageFormat::Unknown:
michael@0:     return SurfaceFormat::B8G8R8A8;
michael@0:   }
michael@0: }
michael@0: 
michael@0: inline gfxContentType ContentForFormat(const SurfaceFormat &aFormat)
michael@0: {
michael@0:   switch (aFormat) {
michael@0:   case SurfaceFormat::R5G6B5:
michael@0:   case SurfaceFormat::B8G8R8X8:
michael@0:   case SurfaceFormat::R8G8B8X8:
michael@0:     return gfxContentType::COLOR;
michael@0:   case SurfaceFormat::A8:
michael@0:     return gfxContentType::ALPHA;
michael@0:   case SurfaceFormat::B8G8R8A8:
michael@0:   case SurfaceFormat::R8G8B8A8:
michael@0:   default:
michael@0:     return gfxContentType::COLOR_ALPHA;
michael@0:   }
michael@0: }
michael@0: 
michael@0: inline CompositionOp CompositionOpForOp(gfxContext::GraphicsOperator aOp)
michael@0: {
michael@0:   switch (aOp) {
michael@0:   case gfxContext::OPERATOR_ADD:
michael@0:     return CompositionOp::OP_ADD;
michael@0:   case gfxContext::OPERATOR_ATOP:
michael@0:     return CompositionOp::OP_ATOP;
michael@0:   case gfxContext::OPERATOR_IN:
michael@0:     return CompositionOp::OP_IN;
michael@0:   case gfxContext::OPERATOR_OUT:
michael@0:     return CompositionOp::OP_OUT;
michael@0:   case gfxContext::OPERATOR_SOURCE:
michael@0:     return CompositionOp::OP_SOURCE;
michael@0:   case gfxContext::OPERATOR_DEST_IN:
michael@0:     return CompositionOp::OP_DEST_IN;
michael@0:   case gfxContext::OPERATOR_DEST_OUT:
michael@0:     return CompositionOp::OP_DEST_OUT;
michael@0:   case gfxContext::OPERATOR_DEST_ATOP:
michael@0:     return CompositionOp::OP_DEST_ATOP;
michael@0:   case gfxContext::OPERATOR_XOR:
michael@0:     return CompositionOp::OP_XOR;
michael@0:   case gfxContext::OPERATOR_MULTIPLY:
michael@0:     return CompositionOp::OP_MULTIPLY;
michael@0:   case gfxContext::OPERATOR_SCREEN:
michael@0:     return CompositionOp::OP_SCREEN;
michael@0:   case gfxContext::OPERATOR_OVERLAY:
michael@0:     return CompositionOp::OP_OVERLAY;
michael@0:   case gfxContext::OPERATOR_DARKEN:
michael@0:     return CompositionOp::OP_DARKEN;
michael@0:   case gfxContext::OPERATOR_LIGHTEN:
michael@0:     return CompositionOp::OP_LIGHTEN;
michael@0:   case gfxContext::OPERATOR_COLOR_DODGE:
michael@0:     return CompositionOp::OP_COLOR_DODGE;
michael@0:   case gfxContext::OPERATOR_COLOR_BURN:
michael@0:     return CompositionOp::OP_COLOR_BURN;
michael@0:   case gfxContext::OPERATOR_HARD_LIGHT:
michael@0:     return CompositionOp::OP_HARD_LIGHT;
michael@0:   case gfxContext::OPERATOR_SOFT_LIGHT:
michael@0:     return CompositionOp::OP_SOFT_LIGHT;
michael@0:   case gfxContext::OPERATOR_DIFFERENCE:
michael@0:     return CompositionOp::OP_DIFFERENCE;
michael@0:   case gfxContext::OPERATOR_EXCLUSION:
michael@0:     return CompositionOp::OP_EXCLUSION;
michael@0:   case gfxContext::OPERATOR_HUE:
michael@0:     return CompositionOp::OP_HUE;
michael@0:   case gfxContext::OPERATOR_SATURATION:
michael@0:     return CompositionOp::OP_SATURATION;
michael@0:   case gfxContext::OPERATOR_COLOR:
michael@0:     return CompositionOp::OP_COLOR;
michael@0:   case gfxContext::OPERATOR_LUMINOSITY:
michael@0:     return CompositionOp::OP_LUMINOSITY;
michael@0:   default:
michael@0:     return CompositionOp::OP_OVER;
michael@0:   }
michael@0: }
michael@0: 
michael@0: inline gfxContext::GraphicsOperator ThebesOp(CompositionOp aOp)
michael@0: {
michael@0:   switch (aOp) {
michael@0:   case CompositionOp::OP_ADD:
michael@0:     return gfxContext::OPERATOR_ADD;
michael@0:   case CompositionOp::OP_ATOP:
michael@0:     return gfxContext::OPERATOR_ATOP;
michael@0:   case CompositionOp::OP_IN:
michael@0:     return gfxContext::OPERATOR_IN;
michael@0:   case CompositionOp::OP_OUT:
michael@0:     return gfxContext::OPERATOR_OUT;
michael@0:   case CompositionOp::OP_SOURCE:
michael@0:     return gfxContext::OPERATOR_SOURCE;
michael@0:   case CompositionOp::OP_DEST_IN:
michael@0:     return gfxContext::OPERATOR_DEST_IN;
michael@0:   case CompositionOp::OP_DEST_OUT:
michael@0:     return gfxContext::OPERATOR_DEST_OUT;
michael@0:   case CompositionOp::OP_DEST_ATOP:
michael@0:     return gfxContext::OPERATOR_DEST_ATOP;
michael@0:   case CompositionOp::OP_XOR:
michael@0:     return gfxContext::OPERATOR_XOR;
michael@0:   case CompositionOp::OP_MULTIPLY:
michael@0:     return gfxContext::OPERATOR_MULTIPLY;
michael@0:   case CompositionOp::OP_SCREEN:
michael@0:     return gfxContext::OPERATOR_SCREEN;
michael@0:   case CompositionOp::OP_OVERLAY:
michael@0:     return gfxContext::OPERATOR_OVERLAY;
michael@0:   case CompositionOp::OP_DARKEN:
michael@0:     return gfxContext::OPERATOR_DARKEN;
michael@0:   case CompositionOp::OP_LIGHTEN:
michael@0:     return gfxContext::OPERATOR_LIGHTEN;
michael@0:   case CompositionOp::OP_COLOR_DODGE:
michael@0:     return gfxContext::OPERATOR_COLOR_DODGE;
michael@0:   case CompositionOp::OP_COLOR_BURN:
michael@0:     return gfxContext::OPERATOR_COLOR_BURN;
michael@0:   case CompositionOp::OP_HARD_LIGHT:
michael@0:     return gfxContext::OPERATOR_HARD_LIGHT;
michael@0:   case CompositionOp::OP_SOFT_LIGHT:
michael@0:     return gfxContext::OPERATOR_SOFT_LIGHT;
michael@0:   case CompositionOp::OP_DIFFERENCE:
michael@0:     return gfxContext::OPERATOR_DIFFERENCE;
michael@0:   case CompositionOp::OP_EXCLUSION:
michael@0:     return gfxContext::OPERATOR_EXCLUSION;
michael@0:   case CompositionOp::OP_HUE:
michael@0:     return gfxContext::OPERATOR_HUE;
michael@0:   case CompositionOp::OP_SATURATION:
michael@0:     return gfxContext::OPERATOR_SATURATION;
michael@0:   case CompositionOp::OP_COLOR:
michael@0:     return gfxContext::OPERATOR_COLOR;
michael@0:   case CompositionOp::OP_LUMINOSITY:
michael@0:     return gfxContext::OPERATOR_LUMINOSITY;
michael@0:   default:
michael@0:     return gfxContext::OPERATOR_OVER;
michael@0:   }
michael@0: }
michael@0: 
michael@0: inline void
michael@0: ToMatrix4x4(const gfx3DMatrix& aIn, Matrix4x4& aOut)
michael@0: {
michael@0:   aOut._11 = aIn._11;
michael@0:   aOut._12 = aIn._12;
michael@0:   aOut._13 = aIn._13;
michael@0:   aOut._14 = aIn._14;
michael@0:   aOut._21 = aIn._21;
michael@0:   aOut._22 = aIn._22;
michael@0:   aOut._23 = aIn._23;
michael@0:   aOut._24 = aIn._24;
michael@0:   aOut._31 = aIn._31;
michael@0:   aOut._32 = aIn._32;
michael@0:   aOut._33 = aIn._33;
michael@0:   aOut._34 = aIn._34;
michael@0:   aOut._41 = aIn._41;
michael@0:   aOut._42 = aIn._42;
michael@0:   aOut._43 = aIn._43;
michael@0:   aOut._44 = aIn._44;
michael@0: }
michael@0: 
michael@0: inline void
michael@0: To3DMatrix(const Matrix4x4& aIn, gfx3DMatrix& aOut)
michael@0: {
michael@0:   aOut._11 = aIn._11;
michael@0:   aOut._12 = aIn._12;
michael@0:   aOut._13 = aIn._13;
michael@0:   aOut._14 = aIn._14;
michael@0:   aOut._21 = aIn._21;
michael@0:   aOut._22 = aIn._22;
michael@0:   aOut._23 = aIn._23;
michael@0:   aOut._24 = aIn._24;
michael@0:   aOut._31 = aIn._31;
michael@0:   aOut._32 = aIn._32;
michael@0:   aOut._33 = aIn._33;
michael@0:   aOut._34 = aIn._34;
michael@0:   aOut._41 = aIn._41;
michael@0:   aOut._42 = aIn._42;
michael@0:   aOut._43 = aIn._43;
michael@0:   aOut._44 = aIn._44;
michael@0: }
michael@0: 
michael@0: }
michael@0: }
michael@0: 
michael@0: #endif