1 /*
2  * Copyright (C) 2008, 2012 Apple Computer, Inc.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  */
25 
26 #ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_GRADIENT_GENERATED_IMAGE_H_
27 #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_GRADIENT_GENERATED_IMAGE_H_
28 
29 #include "base/memory/scoped_refptr.h"
30 #include "third_party/blink/renderer/platform/graphics/generated_image.h"
31 #include "third_party/blink/renderer/platform/graphics/gradient.h"
32 
33 namespace blink {
34 
35 class PLATFORM_EXPORT GradientGeneratedImage final : public GeneratedImage {
36  public:
Create(scoped_refptr<Gradient> generator,const FloatSize & size)37   static scoped_refptr<GradientGeneratedImage> Create(
38       scoped_refptr<Gradient> generator,
39       const FloatSize& size) {
40     return base::AdoptRef(
41         new GradientGeneratedImage(std::move(generator), size));
42   }
43 
44   ~GradientGeneratedImage() override = default;
45 
46   bool ApplyShader(PaintFlags&, const SkMatrix&) override;
47 
CheckTypeSpecificConditionsForDarkMode(const FloatRect & dest_rect,DarkModeImageClassifier * classifier)48   DarkModeClassification CheckTypeSpecificConditionsForDarkMode(
49       const FloatRect& dest_rect,
50       DarkModeImageClassifier* classifier) override {
51     return DarkModeClassification::kApplyFilter;
52   }
53 
54  protected:
55   void Draw(cc::PaintCanvas*,
56             const PaintFlags&,
57             const FloatRect&,
58             const FloatRect&,
59             RespectImageOrientationEnum,
60             ImageClampingMode,
61             ImageDecodingMode) override;
62   void DrawTile(GraphicsContext&,
63                 const FloatRect&,
64                 RespectImageOrientationEnum) override;
65 
GradientGeneratedImage(scoped_refptr<Gradient> generator,const FloatSize & size)66   GradientGeneratedImage(scoped_refptr<Gradient> generator,
67                          const FloatSize& size)
68       : GeneratedImage(size), gradient_(std::move(generator)) {}
69 
70   scoped_refptr<Gradient> gradient_;
71 };
72 
73 }  // namespace blink
74 
75 #endif
76