gecko/gfx/2d/RecordedEvent.h

871 lines
25 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* 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_RECORDEDEVENT_H_
#define MOZILLA_GFX_RECORDEDEVENT_H_
#include "2D.h"
#include <ostream>
#include <sstream>
#include <cstring>
#include "RecordingTypes.h"
#include "PathRecording.h"
namespace mozilla {
namespace gfx {
// A change in major revision means a change in event binary format, causing
// loss of backwards compatibility. Old streams will not work in a player
// using a newer major revision. And new streams will not work in a player
// using an older major revision.
const uint16_t kMajorRevision = 1;
// A change in minor revision means additions of new events. New streams will
// not play in older players.
const uint16_t kMinorRevision = 0;
struct ReferencePtr
{
ReferencePtr()
: mLongPtr(0)
{}
ReferencePtr(const void* aLongPtr)
: mLongPtr(uint64_t(aLongPtr))
{}
template <typename T>
ReferencePtr(const RefPtr<T>& aPtr)
: mLongPtr(uint64_t(aPtr.get()))
{}
ReferencePtr &operator =(const void* aLongPtr) {
mLongPtr = uint64_t(aLongPtr);
return *this;
}
template <typename T>
ReferencePtr &operator =(const RefPtr<T>& aPtr) {
mLongPtr = uint64_t(aPtr.get());
return *this;
}
operator void*() const {
return (void*)mLongPtr;
}
uint64_t mLongPtr;
};
static std::string StringFromPtr(ReferencePtr aPtr)
{
std::stringstream stream;
stream << aPtr;
return stream.str();
}
class Translator
{
public:
virtual DrawTarget *LookupDrawTarget(ReferencePtr aRefPtr) = 0;
virtual Path *LookupPath(ReferencePtr aRefPtr) = 0;
virtual SourceSurface *LookupSourceSurface(ReferencePtr aRefPtr) = 0;
virtual GradientStops *LookupGradientStops(ReferencePtr aRefPtr) = 0;
virtual ScaledFont *LookupScaledFont(ReferencePtr aRefPtr) = 0;
virtual void AddDrawTarget(ReferencePtr aRefPtr, DrawTarget *aDT) = 0;
virtual void RemoveDrawTarget(ReferencePtr aRefPtr) = 0;
virtual void AddPath(ReferencePtr aRefPtr, Path *aPath) = 0;
virtual void RemovePath(ReferencePtr aRefPtr) = 0;
virtual void AddSourceSurface(ReferencePtr aRefPtr, SourceSurface *aPath) = 0;
virtual void RemoveSourceSurface(ReferencePtr aRefPtr) = 0;
virtual void AddGradientStops(ReferencePtr aRefPtr, GradientStops *aPath) = 0;
virtual void RemoveGradientStops(ReferencePtr aRefPtr) = 0;
virtual void AddScaledFont(ReferencePtr aRefPtr, ScaledFont *aScaledFont) = 0;
virtual void RemoveScaledFont(ReferencePtr aRefPtr) = 0;
virtual DrawTarget *GetReferenceDrawTarget() = 0;
virtual FontType GetDesiredFontType() = 0;
};
struct ColorPatternStorage
{
Color mColor;
};
struct LinearGradientPatternStorage
{
Point mBegin;
Point mEnd;
ReferencePtr mStops;
Matrix mMatrix;
};
struct RadialGradientPatternStorage
{
Point mCenter1;
Point mCenter2;
Float mRadius1;
Float mRadius2;
ReferencePtr mStops;
Matrix mMatrix;
};
struct SurfacePatternStorage
{
ExtendMode mExtend;
Filter mFilter;
ReferencePtr mSurface;
Matrix mMatrix;
};
struct PatternStorage
{
PatternType mType;
union {
char *mStorage;
char mColor[sizeof(ColorPatternStorage)];
char mLinear[sizeof(LinearGradientPatternStorage)];
char mRadial[sizeof(RadialGradientPatternStorage)];
char mSurface[sizeof(SurfacePatternStorage)];
};
};
class RecordedEvent {
public:
enum EventType {
DRAWTARGETCREATION = 0,
DRAWTARGETDESTRUCTION,
FILLRECT,
STROKERECT,
STROKELINE,
CLEARRECT,
COPYSURFACE,
SETTRANSFORM,
PUSHCLIP,
PUSHCLIPRECT,
POPCLIP,
FILL,
FILLGLYPHS,
MASK,
STROKE,
DRAWSURFACE,
DRAWSURFACEWITHSHADOW,
PATHCREATION,
PATHDESTRUCTION,
SOURCESURFACECREATION,
SOURCESURFACEDESTRUCTION,
GRADIENTSTOPSCREATION,
GRADIENTSTOPSDESTRUCTION,
SNAPSHOT,
SCALEDFONTCREATION,
SCALEDFONTDESTRUCTION
};
virtual void PlayEvent(Translator *aTranslator) const {}
virtual void RecordToStream(std::ostream &aStream) const {}
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const { }
void RecordPatternData(std::ostream &aStream, const PatternStorage &aPatternStorage) const;
void ReadPatternData(std::istream &aStream, PatternStorage &aPatternStorage) const;
void StorePattern(PatternStorage &aDestination, const Pattern &aSource) const;
void RecordStrokeOptions(std::ostream &aStream, const StrokeOptions &aStrokeOptions) const;
void ReadStrokeOptions(std::istream &aStream, StrokeOptions &aStrokeOptions);
virtual std::string GetName() const = 0;
virtual ReferencePtr GetObject() const = 0;
virtual ReferencePtr GetDestinedDT() { return nullptr; }
void OutputSimplePatternInfo(const PatternStorage &aStorage, std::stringstream &aOutput) const;
static RecordedEvent *LoadEventFromStream(std::istream &aStream, EventType aType);
EventType GetType() { return (EventType)mType; }
protected:
friend class DrawEventRecorderPrivate;
RecordedEvent(int32_t aType) : mType(aType)
{}
int32_t mType;
std::vector<Float> mDashPatternStorage;
};
class RecordedDrawingEvent : public RecordedEvent
{
public:
virtual ReferencePtr GetDestinedDT() { return mDT; }
protected:
RecordedDrawingEvent(EventType aType, DrawTarget *aTarget)
: RecordedEvent(aType), mDT(aTarget)
{
}
RecordedDrawingEvent(EventType aType, std::istream &aStream);
virtual void RecordToStream(std::ostream &aStream) const;
virtual ReferencePtr GetObject() const;
DrawTarget *mDT;
};
class RecordedDrawTargetCreation : public RecordedEvent {
public:
RecordedDrawTargetCreation(ReferencePtr aRefPtr, BackendType aType, const IntSize &aSize, SurfaceFormat aFormat)
: RecordedEvent(DRAWTARGETCREATION), mRefPtr(aRefPtr), mBackendType(aType), mSize(aSize), mFormat(aFormat)
{}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "DrawTarget Creation"; }
virtual ReferencePtr GetObject() const { return mRefPtr; }
ReferencePtr mRefPtr;
BackendType mBackendType;
IntSize mSize;
SurfaceFormat mFormat;
private:
friend class RecordedEvent;
RecordedDrawTargetCreation(std::istream &aStream);
};
class RecordedDrawTargetDestruction : public RecordedEvent {
public:
RecordedDrawTargetDestruction(ReferencePtr aRefPtr)
: RecordedEvent(DRAWTARGETDESTRUCTION), mRefPtr(aRefPtr)
{}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "DrawTarget Destruction"; }
virtual ReferencePtr GetObject() const { return mRefPtr; }
ReferencePtr mRefPtr;
BackendType mBackendType;
private:
friend class RecordedEvent;
RecordedDrawTargetDestruction(std::istream &aStream);
};
class RecordedFillRect : public RecordedDrawingEvent {
public:
RecordedFillRect(DrawTarget *aDT, const Rect &aRect, const Pattern &aPattern, const DrawOptions &aOptions)
: RecordedDrawingEvent(FILLRECT, aDT), mRect(aRect), mOptions(aOptions)
{
StorePattern(mPattern, aPattern);
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "FillRect"; }
private:
friend class RecordedEvent;
RecordedFillRect(std::istream &aStream);
Rect mRect;
PatternStorage mPattern;
DrawOptions mOptions;
};
class RecordedStrokeRect : public RecordedDrawingEvent {
public:
RecordedStrokeRect(DrawTarget *aDT, const Rect &aRect, const Pattern &aPattern,
const StrokeOptions &aStrokeOptions, const DrawOptions &aOptions)
: RecordedDrawingEvent(STROKERECT, aDT), mRect(aRect),
mStrokeOptions(aStrokeOptions), mOptions(aOptions)
{
StorePattern(mPattern, aPattern);
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "StrokeRect"; }
private:
friend class RecordedEvent;
RecordedStrokeRect(std::istream &aStream);
Rect mRect;
PatternStorage mPattern;
StrokeOptions mStrokeOptions;
DrawOptions mOptions;
};
class RecordedStrokeLine : public RecordedDrawingEvent {
public:
RecordedStrokeLine(DrawTarget *aDT, const Point &aBegin, const Point &aEnd,
const Pattern &aPattern, const StrokeOptions &aStrokeOptions,
const DrawOptions &aOptions)
: RecordedDrawingEvent(STROKELINE, aDT), mBegin(aBegin), mEnd(aEnd),
mStrokeOptions(aStrokeOptions), mOptions(aOptions)
{
StorePattern(mPattern, aPattern);
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "StrokeLine"; }
private:
friend class RecordedEvent;
RecordedStrokeLine(std::istream &aStream);
Point mBegin;
Point mEnd;
PatternStorage mPattern;
StrokeOptions mStrokeOptions;
DrawOptions mOptions;
};
class RecordedFill : public RecordedDrawingEvent {
public:
RecordedFill(DrawTarget *aDT, ReferencePtr aPath, const Pattern &aPattern, const DrawOptions &aOptions)
: RecordedDrawingEvent(FILL, aDT), mPath(aPath), mOptions(aOptions)
{
StorePattern(mPattern, aPattern);
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "Fill"; }
private:
friend class RecordedEvent;
RecordedFill(std::istream &aStream);
ReferencePtr mPath;
PatternStorage mPattern;
DrawOptions mOptions;
};
class RecordedFillGlyphs : public RecordedDrawingEvent {
public:
RecordedFillGlyphs(DrawTarget *aDT, ReferencePtr aScaledFont, const Pattern &aPattern, const DrawOptions &aOptions,
const Glyph *aGlyphs, uint32_t aNumGlyphs)
: RecordedDrawingEvent(FILLGLYPHS, aDT), mScaledFont(aScaledFont), mOptions(aOptions)
{
StorePattern(mPattern, aPattern);
mNumGlyphs = aNumGlyphs;
mGlyphs = new Glyph[aNumGlyphs];
memcpy(mGlyphs, aGlyphs, sizeof(Glyph) * aNumGlyphs);
}
virtual ~RecordedFillGlyphs();
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "FillGlyphs"; }
private:
friend class RecordedEvent;
RecordedFillGlyphs(std::istream &aStream);
ReferencePtr mScaledFont;
PatternStorage mPattern;
DrawOptions mOptions;
Glyph *mGlyphs;
uint32_t mNumGlyphs;
};
class RecordedMask : public RecordedDrawingEvent {
public:
RecordedMask(DrawTarget *aDT, const Pattern &aSource, const Pattern &aMask, const DrawOptions &aOptions)
: RecordedDrawingEvent(MASK, aDT), mOptions(aOptions)
{
StorePattern(mSource, aSource);
StorePattern(mMask, aMask);
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "Mask"; }
private:
friend class RecordedEvent;
RecordedMask(std::istream &aStream);
PatternStorage mSource;
PatternStorage mMask;
DrawOptions mOptions;
};
class RecordedStroke : public RecordedDrawingEvent {
public:
RecordedStroke(DrawTarget *aDT, ReferencePtr aPath, const Pattern &aPattern,
const StrokeOptions &aStrokeOptions, const DrawOptions &aOptions)
: RecordedDrawingEvent(STROKE, aDT), mPath(aPath),
mStrokeOptions(aStrokeOptions), mOptions(aOptions)
{
StorePattern(mPattern, aPattern);
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "Stroke"; }
private:
friend class RecordedEvent;
RecordedStroke(std::istream &aStream);
ReferencePtr mPath;
PatternStorage mPattern;
StrokeOptions mStrokeOptions;
DrawOptions mOptions;
};
class RecordedClearRect : public RecordedDrawingEvent {
public:
RecordedClearRect(DrawTarget *aDT, const Rect &aRect)
: RecordedDrawingEvent(CLEARRECT, aDT), mRect(aRect)
{
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "ClearRect"; }
private:
friend class RecordedEvent;
RecordedClearRect(std::istream &aStream);
Rect mRect;
};
class RecordedCopySurface : public RecordedDrawingEvent {
public:
RecordedCopySurface(DrawTarget *aDT, ReferencePtr aSourceSurface,
const IntRect &aSourceRect, const IntPoint &aDest)
: RecordedDrawingEvent(COPYSURFACE, aDT), mSourceSurface(aSourceSurface),
mSourceRect(aSourceRect), mDest(aDest)
{
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "CopySurface"; }
private:
friend class RecordedEvent;
RecordedCopySurface(std::istream &aStream);
ReferencePtr mSourceSurface;
IntRect mSourceRect;
IntPoint mDest;
};
class RecordedPushClip : public RecordedDrawingEvent {
public:
RecordedPushClip(DrawTarget *aDT, ReferencePtr aPath)
: RecordedDrawingEvent(PUSHCLIP, aDT), mPath(aPath)
{
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "PushClip"; }
private:
friend class RecordedEvent;
RecordedPushClip(std::istream &aStream);
ReferencePtr mPath;
};
class RecordedPushClipRect : public RecordedDrawingEvent {
public:
RecordedPushClipRect(DrawTarget *aDT, const Rect &aRect)
: RecordedDrawingEvent(PUSHCLIPRECT, aDT), mRect(aRect)
{
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "PushClipRect"; }
private:
friend class RecordedEvent;
RecordedPushClipRect(std::istream &aStream);
Rect mRect;
};
class RecordedPopClip : public RecordedDrawingEvent {
public:
RecordedPopClip(DrawTarget *aDT)
: RecordedDrawingEvent(POPCLIP, aDT)
{}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "PopClip"; }
private:
friend class RecordedEvent;
RecordedPopClip(std::istream &aStream);
};
class RecordedSetTransform : public RecordedDrawingEvent {
public:
RecordedSetTransform(DrawTarget *aDT, const Matrix &aTransform)
: RecordedDrawingEvent(SETTRANSFORM, aDT), mTransform(aTransform)
{
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "SetTransform"; }
private:
friend class RecordedEvent;
RecordedSetTransform(std::istream &aStream);
Matrix mTransform;
};
class RecordedDrawSurface : public RecordedDrawingEvent {
public:
RecordedDrawSurface(DrawTarget *aDT, ReferencePtr aRefSource, const Rect &aDest,
const Rect &aSource, const DrawSurfaceOptions &aDSOptions,
const DrawOptions &aOptions)
: RecordedDrawingEvent(DRAWSURFACE, aDT), mRefSource(aRefSource), mDest(aDest)
, mSource(aSource), mDSOptions(aDSOptions), mOptions(aOptions)
{
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "DrawSurface"; }
private:
friend class RecordedEvent;
RecordedDrawSurface(std::istream &aStream);
ReferencePtr mRefSource;
Rect mDest;
Rect mSource;
DrawSurfaceOptions mDSOptions;
DrawOptions mOptions;
};
class RecordedDrawSurfaceWithShadow : public RecordedDrawingEvent {
public:
RecordedDrawSurfaceWithShadow(DrawTarget *aDT, ReferencePtr aRefSource, const Point &aDest,
const Color &aColor, const Point &aOffset,
Float aSigma, CompositionOp aOp)
: RecordedDrawingEvent(DRAWSURFACEWITHSHADOW, aDT), mRefSource(aRefSource), mDest(aDest)
, mColor(aColor), mOffset(aOffset), mSigma(aSigma), mOp(aOp)
{
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "DrawSurfaceWithShadow"; }
private:
friend class RecordedEvent;
RecordedDrawSurfaceWithShadow(std::istream &aStream);
ReferencePtr mRefSource;
Point mDest;
Color mColor;
Point mOffset;
Float mSigma;
CompositionOp mOp;
};
class RecordedPathCreation : public RecordedEvent {
public:
RecordedPathCreation(PathRecording *aPath);
~RecordedPathCreation();
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "Path Creation"; }
virtual ReferencePtr GetObject() const { return mRefPtr; }
private:
friend class RecordedEvent;
ReferencePtr mRefPtr;
FillRule mFillRule;
std::vector<PathOp> mPathOps;
RecordedPathCreation(std::istream &aStream);
};
class RecordedPathDestruction : public RecordedEvent {
public:
RecordedPathDestruction(PathRecording *aPath)
: RecordedEvent(PATHDESTRUCTION), mRefPtr(aPath)
{
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "Path Destruction"; }
virtual ReferencePtr GetObject() const { return mRefPtr; }
private:
friend class RecordedEvent;
ReferencePtr mRefPtr;
RecordedPathDestruction(std::istream &aStream);
};
class RecordedSourceSurfaceCreation : public RecordedEvent {
public:
RecordedSourceSurfaceCreation(ReferencePtr aRefPtr, uint8_t *aData, int32_t aStride,
const IntSize &aSize, SurfaceFormat aFormat)
: RecordedEvent(SOURCESURFACECREATION), mRefPtr(aRefPtr), mData(aData)
, mStride(aStride), mSize(aSize), mFormat(aFormat), mDataOwned(false)
{
}
~RecordedSourceSurfaceCreation();
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "SourceSurface Creation"; }
virtual ReferencePtr GetObject() const { return mRefPtr; }
private:
friend class RecordedEvent;
ReferencePtr mRefPtr;
uint8_t *mData;
int32_t mStride;
IntSize mSize;
SurfaceFormat mFormat;
bool mDataOwned;
RecordedSourceSurfaceCreation(std::istream &aStream);
};
class RecordedSourceSurfaceDestruction : public RecordedEvent {
public:
RecordedSourceSurfaceDestruction(ReferencePtr aRefPtr)
: RecordedEvent(SOURCESURFACEDESTRUCTION), mRefPtr(aRefPtr)
{
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "SourceSurface Destruction"; }
virtual ReferencePtr GetObject() const { return mRefPtr; }
private:
friend class RecordedEvent;
ReferencePtr mRefPtr;
RecordedSourceSurfaceDestruction(std::istream &aStream);
};
class RecordedGradientStopsCreation : public RecordedEvent {
public:
RecordedGradientStopsCreation(ReferencePtr aRefPtr, GradientStop *aStops,
uint32_t aNumStops, ExtendMode aExtendMode)
: RecordedEvent(GRADIENTSTOPSCREATION), mRefPtr(aRefPtr), mStops(aStops)
, mNumStops(aNumStops), mExtendMode(aExtendMode), mDataOwned(false)
{
}
~RecordedGradientStopsCreation();
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "GradientStops Creation"; }
virtual ReferencePtr GetObject() const { return mRefPtr; }
private:
friend class RecordedEvent;
ReferencePtr mRefPtr;
GradientStop *mStops;
uint32_t mNumStops;
ExtendMode mExtendMode;
bool mDataOwned;
RecordedGradientStopsCreation(std::istream &aStream);
};
class RecordedGradientStopsDestruction : public RecordedEvent {
public:
RecordedGradientStopsDestruction(ReferencePtr aRefPtr)
: RecordedEvent(GRADIENTSTOPSDESTRUCTION), mRefPtr(aRefPtr)
{
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "GradientStops Destruction"; }
virtual ReferencePtr GetObject() const { return mRefPtr; }
private:
friend class RecordedEvent;
ReferencePtr mRefPtr;
RecordedGradientStopsDestruction(std::istream &aStream);
};
class RecordedSnapshot : public RecordedEvent {
public:
RecordedSnapshot(ReferencePtr aRefPtr, DrawTarget *aDT)
: RecordedEvent(SNAPSHOT), mRefPtr(aRefPtr), mDT(aDT)
{
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "Snapshot"; }
virtual ReferencePtr GetObject() const { return mRefPtr; }
private:
friend class RecordedEvent;
ReferencePtr mRefPtr;
DrawTarget *mDT;
RecordedSnapshot(std::istream &aStream);
};
class RecordedScaledFontCreation : public RecordedEvent {
public:
static void FontDataProc(const uint8_t *aData, uint32_t aSize, uint32_t aIndex, Float aGlyphSize, void* aBaton)
{
static_cast<RecordedScaledFontCreation*>(aBaton)->SetFontData(aData, aSize, aIndex, aGlyphSize);
}
RecordedScaledFontCreation(ReferencePtr aRefPtr, ScaledFont *aScaledFont)
: RecordedEvent(SCALEDFONTCREATION), mRefPtr(aRefPtr), mData(NULL)
{
aScaledFont->GetFontFileData(&FontDataProc, this);
}
~RecordedScaledFontCreation();
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "ScaledFont Creation"; }
virtual ReferencePtr GetObject() const { return mRefPtr; }
void SetFontData(const uint8_t *aData, uint32_t aSize, uint32_t aIndex, Float aGlyphSize);
private:
friend class RecordedEvent;
ReferencePtr mRefPtr;
uint8_t *mData;
uint32_t mSize;
Float mGlyphSize;
uint32_t mIndex;
RecordedScaledFontCreation(std::istream &aStream);
};
class RecordedScaledFontDestruction : public RecordedEvent {
public:
RecordedScaledFontDestruction(ReferencePtr aRefPtr)
: RecordedEvent(SCALEDFONTDESTRUCTION), mRefPtr(aRefPtr)
{
}
virtual void PlayEvent(Translator *aTranslator) const;
virtual void RecordToStream(std::ostream &aStream) const;
virtual void OutputSimpleEventInfo(std::stringstream &aStringStream) const;
virtual std::string GetName() const { return "ScaledFont Destruction"; }
virtual ReferencePtr GetObject() const { return mRefPtr; }
private:
friend class RecordedEvent;
ReferencePtr mRefPtr;
RecordedScaledFontDestruction(std::istream &aStream);
};
}
}
#endif