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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef FLUTTER_LIB_UI_PAINTING_IMAGE_SHADER_H_
#define FLUTTER_LIB_UI_PAINTING_IMAGE_SHADER_H_
#include "flutter/lib/ui/dart_wrapper.h"
#include "flutter/lib/ui/painting/gradient.h"
#include "flutter/lib/ui/painting/image.h"
#include "flutter/lib/ui/painting/matrix.h"
#include "flutter/lib/ui/painting/shader.h"
#include "third_party/skia/include/core/SkMatrix.h"
#include "third_party/skia/include/core/SkShader.h"
#include "third_party/tonic/typed_data/typed_list.h"
namespace flutter {
class ImageShader : public Shader {
DEFINE_WRAPPERTYPEINFO();
FML_FRIEND_MAKE_REF_COUNTED(ImageShader);
public:
~ImageShader() override;
static void Create(Dart_Handle wrapper);
Dart_Handle initWithImage(CanvasImage* image,
SkTileMode tmx,
SkTileMode tmy,
int filter_quality_index,
Dart_Handle matrix_handle);
std::shared_ptr<DlColorSource> shader(DlImageSampling) override;
int width();
int height();
void dispose();
private:
ImageShader();
sk_sp<const DlImage> image_;
bool sampling_is_locked_;
flutter::SkiaGPUObject<DlImageColorSource> cached_shader_;
};
} // namespace flutter
#endif // FLUTTER_LIB_UI_PAINTING_IMAGE_SHADER_H_