blob: ce2c6c4d0b1dc3d0f888b135a77a019afda749d4 [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/ImageSlide.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkData.h"
#include "include/core/SkImage.h"
#include "include/private/base/SkAssert.h"
#include <utility>
ImageSlide::ImageSlide(const SkString& name, const SkString& path) : fPath(path) {
fName = name;
}
ImageSlide::ImageSlide(const SkString& name, sk_sp<SkImage> image)
: fImage(std::move(image)), fRetainImage(true) {
fName = name;
}
SkISize ImageSlide::getDimensions() const {
return fImage ? fImage->dimensions() : SkISize::Make(0, 0);
}
void ImageSlide::draw(SkCanvas* canvas) {
SkASSERT(fImage);
canvas->drawImage(fImage, 0, 0);
}
void ImageSlide::load(SkScalar, SkScalar) {
if (fRetainImage) {
SkASSERT(fImage);
} else {
sk_sp<SkData> encoded = SkData::MakeFromFileName(fPath.c_str());
fImage = SkImages::DeferredFromEncodedData(encoded);
}
}
void ImageSlide::unload() {
if (!fRetainImage) {
fImage.reset(nullptr);
}
}