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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/. */
#include "RecordedEventImpl.h"
#include "PathRecording.h"
#include "RecordingTypes.h"
#include "Tools.h"
#include "Filters.h"
#include "Logging.h"
#include "ScaledFontBase.h"
#include "SFNTData.h"
#include "InlineTranslator.h"
namespace mozilla {
namespace gfx {
/* static */
bool RecordedEvent::DoWithEventFromStream(
EventStream& aStream, EventType aType,
const std::function<bool(RecordedEvent*)>& aAction) {
return DoWithEvent(aStream, aType, aAction);
}
/* static */
bool RecordedEvent::DoWithEventFromReader(
MemReader& aReader, EventType aType,
const std::function<bool(RecordedEvent*)>& aAction) {
return DoWithEvent(aReader, aType, aAction);
}
std::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 SETPERMITSUBPIXELAA:
return "SetPermitSubpixelAA";
case SETTRANSFORM:
return "SetTransform";
case PUSHCLIP:
return "PushClip";
case PUSHCLIPRECT:
return "PushClipRect";
case POPCLIP:
return "PopClip";
case REMOVEALLCLIPS:
return "RemoveAllClips";
case FILL:
return "Fill";
case FILLGLYPHS:
return "FillGlyphs";
case STROKEGLYPHS:
return "StrokeGlyphs";
case MASK:
return "Mask";
case STROKE:
return "Stroke";
case DRAWSURFACE:
return "DrawSurface";
case DRAWSURFACEDESCRIPTOR:
return "DrawSurfaceDescriptor";
case DRAWDEPENDENTSURFACE:
return "DrawDependentSurface";
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 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";
case LINK:
return "Link";
case DESTINATION:
return "Destination";
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();
}
void Translator::DrawDependentSurface(uint64_t aKey, const Rect& aRect) {
if (!mDependentSurfaces || !mCurrentDT) {
return;
}
RefPtr<RecordedDependentSurface> recordedSurface =
mDependentSurfaces->Get(aKey);
if (!recordedSurface) {
return;
}
// Construct a new translator, so we can recurse into translating this
// sub-recording into the same DT. Set an initial transform for the
// translator, so that all commands get moved into the rect we want to draw.
//
// Because the recording may have filtered out SetTransform calls with the
// same value, we need to call SetTransform here to ensure it gets called at
// least once with the translated matrix.
const Matrix oldTransform = mCurrentDT->GetTransform();
Matrix dependentTransform = oldTransform;
dependentTransform.PreTranslate(aRect.TopLeft());
mCurrentDT->PushClipRect(aRect);
mCurrentDT->SetTransform(dependentTransform);
{
InlineTranslator translator(mCurrentDT, nullptr);
translator.SetReferenceDrawTargetTransform(dependentTransform);
translator.SetDependentSurfaces(mDependentSurfaces);
translator.TranslateRecording((char*)recordedSurface->mRecording.mData,
recordedSurface->mRecording.mLen);
}
mCurrentDT->SetTransform(oldTransform);
mCurrentDT->PopClip();
}
} // namespace gfx
} // namespace mozilla
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