skia2/tools/viewer/SKPSlide.cpp
Brian Salomon 8bc46f3cd2 One binary serialization path for SkSamplingOptions
Bug: skia:13036
Change-Id: I31ccc3d1cfb271a2c2000476b91a695390cef4a6
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/526518
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
2022-04-04 19:23:53 +00:00

58 lines
1.4 KiB
C++

/*
* 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/SkStream.h"
#include "src/core/SkOSFile.h"
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);
}