зеркало из https://github.com/mozilla/gecko-dev.git
100 строки
2.7 KiB
C++
100 строки
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZILLA_GFX_PATHD2D_H_
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#define MOZILLA_GFX_PATHD2D_H_
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#include "2D.h"
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#include <d2d1.h>
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namespace mozilla {
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namespace gfx {
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class PathD2D;
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class PathBuilderD2D : public PathBuilder
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{
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public:
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PathBuilderD2D(ID2D1GeometrySink *aSink, ID2D1PathGeometry *aGeom, FillRule aFillRule)
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: mSink(aSink)
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, mGeometry(aGeom)
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, mFigureActive(false)
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, mFillRule(aFillRule)
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{
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}
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virtual ~PathBuilderD2D();
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virtual void MoveTo(const Point &aPoint);
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virtual void LineTo(const Point &aPoint);
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virtual void BezierTo(const Point &aCP1,
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const Point &aCP2,
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const Point &aCP3);
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virtual void QuadraticBezierTo(const Point &aCP1,
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const Point &aCP2);
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virtual void Close();
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virtual void Arc(const Point &aOrigin, Float aRadius, Float aStartAngle,
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Float aEndAngle, bool aAntiClockwise = false);
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virtual Point CurrentPoint() const;
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virtual TemporaryRef<Path> Finish();
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ID2D1GeometrySink *GetSink() { return mSink; }
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private:
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friend class PathD2D;
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void EnsureActive(const Point &aPoint);
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RefPtr<ID2D1GeometrySink> mSink;
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RefPtr<ID2D1PathGeometry> mGeometry;
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bool mFigureActive;
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Point mCurrentPoint;
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Point mBeginPoint;
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FillRule mFillRule;
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};
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class PathD2D : public Path
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{
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public:
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PathD2D(ID2D1PathGeometry *aGeometry, bool aEndedActive,
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const Point &aEndPoint, FillRule aFillRule)
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: mGeometry(aGeometry)
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, mEndedActive(aEndedActive)
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, mEndPoint(aEndPoint)
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, mFillRule(aFillRule)
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{}
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virtual BackendType GetBackendType() const { return BACKEND_DIRECT2D; }
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virtual TemporaryRef<PathBuilder> CopyToBuilder(FillRule aFillRule = FILL_WINDING) const;
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virtual TemporaryRef<PathBuilder> TransformedCopyToBuilder(const Matrix &aTransform,
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FillRule aFillRule = FILL_WINDING) const;
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virtual bool ContainsPoint(const Point &aPoint, const Matrix &aTransform) const;
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virtual Rect GetBounds(const Matrix &aTransform = Matrix()) const;
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virtual Rect GetStrokedBounds(const StrokeOptions &aStrokeOptions,
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const Matrix &aTransform = Matrix()) const;
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virtual FillRule GetFillRule() const { return mFillRule; }
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ID2D1Geometry *GetGeometry() { return mGeometry; }
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private:
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friend class DrawTargetD2D;
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mutable RefPtr<ID2D1PathGeometry> mGeometry;
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bool mEndedActive;
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Point mEndPoint;
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FillRule mFillRule;
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};
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}
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}
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#endif /* MOZILLA_GFX_PATHD2D_H_ */
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