blob: 55b80e8672e217670f7a3835be28c124de02b098 [file] [log] [blame]
/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "tools/viewer/SKPSlide.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkPicture.h"
#include "include/core/SkStream.h"
#include "include/core/SkString.h"
#include "include/private/base/SkDebug.h"
#include "include/private/base/SkTo.h"
#include <utility>
SKPSlide::SKPSlide(const SkString& name, const SkString& path)
: SKPSlide(name, SkStream::MakeFromFile(path.c_str())) {
}
SKPSlide::SKPSlide(const SkString& name, std::unique_ptr<SkStream> stream)
: fStream(std::move(stream)) {
fName = name;
}
SKPSlide::~SKPSlide() {}
void SKPSlide::draw(SkCanvas* canvas) {
if (fPic) {
bool isOffset = SkToBool(fCullRect.left() | fCullRect.top());
if (isOffset) {
canvas->save();
canvas->translate(SkIntToScalar(-fCullRect.left()), SkIntToScalar(-fCullRect.top()));
}
canvas->drawPicture(fPic.get());
if (isOffset) {
canvas->restore();
}
}
}
void SKPSlide::load(SkScalar, SkScalar) {
if (!fStream) {
SkDebugf("No skp stream for slide %s.\n", fName.c_str());
return;
}
fStream->rewind();
fPic = SkPicture::MakeFromStream(fStream.get());
if (!fPic) {
SkDebugf("Could not parse SkPicture from skp stream for slide %s.\n", fName.c_str());
return;
}
fCullRect = fPic->cullRect().roundOut();
}
void SKPSlide::unload() {
fPic.reset(nullptr);
}