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/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "VisualDebugModule.h"
#include "SkCanvas.h"
VisualDebugModule::VisualDebugModule(VisualBench* owner)
: fState(kInit_State)
, fIndex(0)
, fOwner(owner) {
// VisualDebugModule only really makes sense for SKPs
fBenchmarkStream.reset(new VisualBenchmarkStream(owner->getSurfaceProps(), true));
}
bool VisualDebugModule::advanceIfNecessary(SkCanvas* canvas) {
Benchmark* benchmark = fBenchmarkStream->current();
switch (fState) {
case kInit_State: {
// setup new benchmark
benchmark->delayedSetup();
fOwner->clear(canvas, SK_ColorWHITE, 3);
benchmark->preTimingHooks(canvas);
// reset debug canvas
SkIPoint size = benchmark->getSize();
fDebugCanvas.reset(new SkDebugCanvas(size.fX, size.fY));
// pour benchmark into canvas
benchmark->draw(1, fDebugCanvas);
fIndex = fDebugCanvas->getSize() - 1;
fState = kPlay_State;
break;
}
case kPlay_State: break;
case kNext_State:
// cleanup after the last SKP
benchmark->postTimingHooks(canvas);
fOwner->reset();
if (!fBenchmarkStream->next()) {
SkDebugf("Exiting VisualBench successfully\n");
fOwner->closeWindow();
return false;
}
fState = kInit_State;
break;
}
return true;
}
void VisualDebugModule::draw(SkCanvas* canvas) {
if (!fBenchmarkStream->current() || !this->advanceIfNecessary(canvas)) {
return;
}
fDebugCanvas->drawTo(canvas, fIndex);
canvas->flush();
fOwner->present();
}
bool VisualDebugModule::onHandleChar(SkUnichar c) {
switch (c) {
case ' ': fState = kNext_State; break;
case 'a': fIndex = (fIndex + 1) % (fDebugCanvas->getSize() - 1); break;
case 's': fIndex = fIndex <= 0 ? fDebugCanvas->getSize() - 1 : fIndex - 1; break;
default: break;
}
return true;
}
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