skia2/docs/examples/Image_isLazyGenerated_a.cpp
Hal Canary d88c2e8e09 Docs: rename examples files to match names
Change-Id: I9a6b2780cfdd91cdd16d5a08eb9ba1214492cb7e
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/201982
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Hal Canary <halcanary@google.com>
2019-03-19 18:49:22 +00:00

36 lines
1.4 KiB
C++

#if 0 // Disabled until updated to use current API.
// Copyright 2019 Google LLC.
// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
#include "fiddle/examples.h"
// HASH=a8b8bd4bfe968e2c63085f867665227f
REG_FIDDLE(Image_isLazyGenerated_a, 256, 80, false, 0) {
class TestImageGenerator : public SkImageGenerator {
public:
TestImageGenerator() : SkImageGenerator(SkImageInfo::MakeN32Premul(10, 10)) {}
~TestImageGenerator() override {}
protected:
bool onGetPixels(const SkImageInfo& info, void* pixelPtr, size_t rowBytes,
const Options& options) override {
SkPMColor* pixels = static_cast<SkPMColor*>(pixelPtr);
for (int y = 0; y < info.height(); ++y) {
for (int x = 0; x < info.width(); ++x) {
pixels[y * info.width() + x] = 0xff223344 + y * 0x000C0811;
}
}
return true;
}
};
void draw(SkCanvas* canvas) {
auto gen = std::unique_ptr<TestImageGenerator>(new TestImageGenerator());
sk_sp<SkImage> image(SkImage::MakeFromGenerator(std::move(gen)));
SkString lazy(image->isLazyGenerated() ? "is lazy" : "not lazy");
canvas->scale(8, 8);
canvas->drawImage(image, 0, 0, nullptr);
SkPaint paint;
paint.setTextSize(4);
canvas->drawString(lazy, 2, 5, paint);
}
} // END FIDDLE
#endif // Disabled until updated to use current API.