gecko-dev/gfx/2d/PathRecording.h

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C
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MOZILLA_GFX_PATHRECORDING_H_
#define MOZILLA_GFX_PATHRECORDING_H_
#include "2D.h"
#include <vector>
#include <ostream>
#include "PathHelpers.h"
namespace mozilla {
namespace gfx {
struct PathOp
{
enum OpType {
OP_MOVETO = 0,
OP_LINETO,
OP_BEZIERTO,
OP_QUADRATICBEZIERTO,
OP_CLOSE
};
OpType mType;
Point mP1;
Point mP2;
Point mP3;
};
const int32_t sPointCount[] = { 1, 1, 3, 2, 0, 0 };
class PathRecording;
class DrawEventRecorderPrivate;
class PathBuilderRecording : public PathBuilder
{
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(PathBuilderRecording, override)
PathBuilderRecording(PathBuilder *aBuilder, FillRule aFillRule)
: mPathBuilder(aBuilder), mFillRule(aFillRule)
{
}
/* Move the current point in the path, any figure currently being drawn will
* be considered closed during fill operations, however when stroking the
* closing line segment will not be drawn.
*/
virtual void MoveTo(const Point &aPoint) override;
/* Add a linesegment to the current figure */
virtual void LineTo(const Point &aPoint) override;
/* Add a cubic bezier curve to the current figure */
virtual void BezierTo(const Point &aCP1,
const Point &aCP2,
const Point &aCP3) override;
/* Add a quadratic bezier curve to the current figure */
virtual void QuadraticBezierTo(const Point &aCP1,
const Point &aCP2) override;
/* Close the current figure, this will essentially generate a line segment
* from the current point to the starting point for the current figure
*/
virtual void Close() override;
/* Add an arc to the current figure */
virtual void Arc(const Point &aOrigin, float aRadius, float aStartAngle,
float aEndAngle, bool aAntiClockwise) override {
ArcToBezier(this, aOrigin, Size(aRadius, aRadius), aStartAngle, aEndAngle,
aAntiClockwise);
}
/* Point the current subpath is at - or where the next subpath will start
* if there is no active subpath.
*/
virtual Point CurrentPoint() const override;
virtual already_AddRefed<Path> Finish() override;
virtual BackendType GetBackendType() const override { return BackendType::RECORDING; }
private:
friend class PathRecording;
Bug 1207245 - part 6 - rename nsRefPtr<T> to RefPtr<T>; r=ehsan; a=Tomcat The bulk of this commit was generated with a script, executed at the top level of a typical source code checkout. The only non-machine-generated part was modifying MFBT's moz.build to reflect the new naming. CLOSED TREE makes big refactorings like this a piece of cake. # The main substitution. find . -name '*.cpp' -o -name '*.cc' -o -name '*.h' -o -name '*.mm' -o -name '*.idl'| \ xargs perl -p -i -e ' s/nsRefPtr\.h/RefPtr\.h/g; # handle includes s/nsRefPtr ?</RefPtr</g; # handle declarations and variables ' # Handle a special friend declaration in gfx/layers/AtomicRefCountedWithFinalize.h. perl -p -i -e 's/::nsRefPtr;/::RefPtr;/' gfx/layers/AtomicRefCountedWithFinalize.h # Handle nsRefPtr.h itself, a couple places that define constructors # from nsRefPtr, and code generators specially. We do this here, rather # than indiscriminantly s/nsRefPtr/RefPtr/, because that would rename # things like nsRefPtrHashtable. perl -p -i -e 's/nsRefPtr/RefPtr/g' \ mfbt/nsRefPtr.h \ xpcom/glue/nsCOMPtr.h \ xpcom/base/OwningNonNull.h \ ipc/ipdl/ipdl/lower.py \ ipc/ipdl/ipdl/builtin.py \ dom/bindings/Codegen.py \ python/lldbutils/lldbutils/utils.py # In our indiscriminate substitution above, we renamed # nsRefPtrGetterAddRefs, the class behind getter_AddRefs. Fix that up. find . -name '*.cpp' -o -name '*.h' -o -name '*.idl' | \ xargs perl -p -i -e 's/nsRefPtrGetterAddRefs/RefPtrGetterAddRefs/g' if [ -d .git ]; then git mv mfbt/nsRefPtr.h mfbt/RefPtr.h else hg mv mfbt/nsRefPtr.h mfbt/RefPtr.h fi --HG-- rename : mfbt/nsRefPtr.h => mfbt/RefPtr.h
2015-10-18 08:24:48 +03:00
RefPtr<PathBuilder> mPathBuilder;
FillRule mFillRule;
std::vector<PathOp> mPathOps;
};
class PathRecording : public Path
{
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(PathRecording, override)
PathRecording(Path *aPath, const std::vector<PathOp> aOps, FillRule aFillRule)
: mPath(aPath), mPathOps(aOps), mFillRule(aFillRule)
{
}
~PathRecording();
virtual BackendType GetBackendType() const override { return BackendType::RECORDING; }
virtual already_AddRefed<PathBuilder> CopyToBuilder(FillRule aFillRule) const override;
virtual already_AddRefed<PathBuilder> TransformedCopyToBuilder(const Matrix &aTransform,
FillRule aFillRule) const override;
virtual bool ContainsPoint(const Point &aPoint, const Matrix &aTransform) const override
{ return mPath->ContainsPoint(aPoint, aTransform); }
virtual bool StrokeContainsPoint(const StrokeOptions &aStrokeOptions,
const Point &aPoint,
const Matrix &aTransform) const override
{ return mPath->StrokeContainsPoint(aStrokeOptions, aPoint, aTransform); }
virtual Rect GetBounds(const Matrix &aTransform = Matrix()) const override
{ return mPath->GetBounds(aTransform); }
virtual Rect GetStrokedBounds(const StrokeOptions &aStrokeOptions,
const Matrix &aTransform = Matrix()) const override
{ return mPath->GetStrokedBounds(aStrokeOptions, aTransform); }
virtual void StreamToSink(PathSink *aSink) const override { mPath->StreamToSink(aSink); }
virtual FillRule GetFillRule() const override { return mFillRule; }
void StorePath(std::ostream &aStream) const;
static void ReadPathToBuilder(std::istream &aStream, PathBuilder *aBuilder);
private:
friend class DrawTargetWrapAndRecord;
friend class DrawTargetRecording;
friend class RecordedPathCreation;
Bug 1207245 - part 6 - rename nsRefPtr<T> to RefPtr<T>; r=ehsan; a=Tomcat The bulk of this commit was generated with a script, executed at the top level of a typical source code checkout. The only non-machine-generated part was modifying MFBT's moz.build to reflect the new naming. CLOSED TREE makes big refactorings like this a piece of cake. # The main substitution. find . -name '*.cpp' -o -name '*.cc' -o -name '*.h' -o -name '*.mm' -o -name '*.idl'| \ xargs perl -p -i -e ' s/nsRefPtr\.h/RefPtr\.h/g; # handle includes s/nsRefPtr ?</RefPtr</g; # handle declarations and variables ' # Handle a special friend declaration in gfx/layers/AtomicRefCountedWithFinalize.h. perl -p -i -e 's/::nsRefPtr;/::RefPtr;/' gfx/layers/AtomicRefCountedWithFinalize.h # Handle nsRefPtr.h itself, a couple places that define constructors # from nsRefPtr, and code generators specially. We do this here, rather # than indiscriminantly s/nsRefPtr/RefPtr/, because that would rename # things like nsRefPtrHashtable. perl -p -i -e 's/nsRefPtr/RefPtr/g' \ mfbt/nsRefPtr.h \ xpcom/glue/nsCOMPtr.h \ xpcom/base/OwningNonNull.h \ ipc/ipdl/ipdl/lower.py \ ipc/ipdl/ipdl/builtin.py \ dom/bindings/Codegen.py \ python/lldbutils/lldbutils/utils.py # In our indiscriminate substitution above, we renamed # nsRefPtrGetterAddRefs, the class behind getter_AddRefs. Fix that up. find . -name '*.cpp' -o -name '*.h' -o -name '*.idl' | \ xargs perl -p -i -e 's/nsRefPtrGetterAddRefs/RefPtrGetterAddRefs/g' if [ -d .git ]; then git mv mfbt/nsRefPtr.h mfbt/RefPtr.h else hg mv mfbt/nsRefPtr.h mfbt/RefPtr.h fi --HG-- rename : mfbt/nsRefPtr.h => mfbt/RefPtr.h
2015-10-18 08:24:48 +03:00
RefPtr<Path> mPath;
std::vector<PathOp> mPathOps;
FillRule mFillRule;
// Event recorders that have this path in their event stream.
std::vector<RefPtr<DrawEventRecorderPrivate>> mStoredRecorders;
};
} // namespace gfx
} // namespace mozilla
#endif /* MOZILLA_GFX_PATHRECORDING_H_ */