gecko-dev/gfx/2d/RecordedEvent.cpp

169 строки
4.6 KiB
C++

/* -*- 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/. */
#include "RecordedEventImpl.h"
#include "PathRecording.h"
#include "RecordingTypes.h"
#include "Tools.h"
#include "Filters.h"
#include "Logging.h"
#include "ScaledFontBase.h"
#include "SFNTData.h"
namespace mozilla {
namespace gfx {
using namespace std;
RecordedEvent *
RecordedEvent::LoadEventFromStream(std::istream &aStream, EventType aType) {
return LoadEvent(aStream, aType);
}
RecordedEvent *
RecordedEvent::LoadEventFromStream(EventStream& aStream, EventType aType) {
return LoadEvent(aStream, aType);
}
string
RecordedEvent::GetEventName(EventType aType)
{
switch (aType) {
case DRAWTARGETCREATION:
return "DrawTarget Creation";
case DRAWTARGETDESTRUCTION:
return "DrawTarget Destruction";
case FILLRECT:
return "FillRect";
case STROKERECT:
return "StrokeRect";
case STROKELINE:
return "StrokeLine";
case CLEARRECT:
return "ClearRect";
case COPYSURFACE:
return "CopySurface";
case SETTRANSFORM:
return "SetTransform";
case PUSHCLIP:
return "PushClip";
case PUSHCLIPRECT:
return "PushClipRect";
case POPCLIP:
return "PopClip";
case FILL:
return "Fill";
case FILLGLYPHS:
return "FillGlyphs";
case MASK:
return "Mask";
case STROKE:
return "Stroke";
case DRAWSURFACE:
return "DrawSurface";
case DRAWSURFACEWITHSHADOW:
return "DrawSurfaceWithShadow";
case DRAWFILTER:
return "DrawFilter";
case PATHCREATION:
return "PathCreation";
case PATHDESTRUCTION:
return "PathDestruction";
case SOURCESURFACECREATION:
return "SourceSurfaceCreation";
case SOURCESURFACEDESTRUCTION:
return "SourceSurfaceDestruction";
case FILTERNODECREATION:
return "FilterNodeCreation";
case FILTERNODEDESTRUCTION:
return "FilterNodeDestruction";
case GRADIENTSTOPSCREATION:
return "GradientStopsCreation";
case GRADIENTSTOPSDESTRUCTION:
return "GradientStopsDestruction";
case SNAPSHOT:
return "Snapshot";
case SCALEDFONTCREATION:
return "ScaledFontCreation";
case SCALEDFONTCREATIONBYINDEX:
return "ScaledFontCreationByIndex";
case SCALEDFONTDESTRUCTION:
return "ScaledFontDestruction";
case MASKSURFACE:
return "MaskSurface";
case FILTERNODESETATTRIBUTE:
return "SetAttribute";
case FILTERNODESETINPUT:
return "SetInput";
case CREATESIMILARDRAWTARGET:
return "CreateSimilarDrawTarget";
case FONTDATA:
return "FontData";
case FONTDESC:
return "FontDescriptor";
case PUSHLAYER:
return "PushLayer";
case POPLAYER:
return "PopLayer";
case UNSCALEDFONTCREATION:
return "UnscaledFontCreation";
case UNSCALEDFONTDESTRUCTION:
return "UnscaledFontDestruction";
case EXTERNALSURFACECREATION:
return "ExternalSourceSurfaceCreation";
default:
return "Unknown";
}
}
template<class S>
void RecordedEvent::RecordUnscaledFontImpl(UnscaledFont *aUnscaledFont, S& aOutput) {
RecordedFontData fontData(aUnscaledFont);
RecordedFontDetails fontDetails;
if (fontData.GetFontDetails(fontDetails)) {
// Try to serialise the whole font, just in case this is a web font that
// is not present on the system.
WriteElement(aOutput, fontData.mType);
fontData.RecordToStream(aOutput);
auto r = RecordedUnscaledFontCreation(aUnscaledFont, fontDetails);
WriteElement(aOutput, r.mType);
r.RecordToStream(aOutput);
} else {
// If that fails, record just the font description and try to load it from
// the system on the other side.
RecordedFontDescriptor fontDesc(aUnscaledFont);
if (fontDesc.IsValid()) {
WriteElement(aOutput, fontDesc.RecordedEvent::mType);
fontDesc.RecordToStream(aOutput);
} else {
gfxWarning() << "DrawTargetRecording::FillGlyphs failed to serialise UnscaledFont";
}
}
}
void RecordedEvent::RecordUnscaledFont(UnscaledFont *aUnscaledFont, std::ostream *aOutput) {
RecordUnscaledFontImpl(aUnscaledFont, *aOutput);
}
void RecordedEvent::RecordUnscaledFont(UnscaledFont *aUnscaledFont, MemStream &aOutput) {
RecordUnscaledFontImpl(aUnscaledFont, aOutput);
}
already_AddRefed<DrawTarget>
Translator::CreateDrawTarget(ReferencePtr aRefPtr, const IntSize &aSize,
SurfaceFormat aFormat)
{
RefPtr<DrawTarget> newDT =
GetReferenceDrawTarget()->CreateSimilarDrawTarget(aSize, aFormat);
AddDrawTarget(aRefPtr, newDT);
return newDT.forget();
}
}
}