1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
|
/*
* Copyright (C) 2007 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_DRAG_IMAGE_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_DRAG_IMAGE_H_
#include <memory>
#include "base/macros.h"
#include "third_party/blink/renderer/platform/geometry/float_size.h"
#include "third_party/blink/renderer/platform/geometry/int_size.h"
#include "third_party/blink/renderer/platform/graphics/graphics_types.h"
#include "third_party/blink/renderer/platform/graphics/image_orientation.h"
#include "third_party/blink/renderer/platform/graphics/paint/display_item_client.h"
#include "third_party/blink/renderer/platform/graphics/paint/paint_image.h"
#include "third_party/blink/renderer/platform/wtf/allocator.h"
#include "third_party/blink/renderer/platform/wtf/forward.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "third_party/skia/include/core/SkRefCnt.h"
namespace blink {
class FontDescription;
class Image;
class KURL;
class PLATFORM_EXPORT DragImage {
USING_FAST_MALLOC(DragImage);
public:
static std::unique_ptr<DragImage> Create(
Image*,
RespectImageOrientationEnum = kDoNotRespectImageOrientation,
float device_scale_factor = 1,
InterpolationQuality = kInterpolationDefault,
float opacity = 1,
FloatSize image_scale = FloatSize(1, 1));
static std::unique_ptr<DragImage> Create(const KURL&,
const String& label,
const FontDescription& system_font,
float device_scale_factor);
~DragImage();
static FloatSize ClampedImageScale(const IntSize&,
const IntSize&,
const IntSize& max_size);
const SkBitmap& Bitmap() { return bitmap_; }
float ResolutionScale() const { return resolution_scale_; }
IntSize Size() const { return IntSize(bitmap_.width(), bitmap_.height()); }
void Scale(float scale_x, float scale_y);
static PaintImage ResizeAndOrientImage(
const PaintImage&,
ImageOrientation,
FloatSize image_scale = FloatSize(1, 1),
float opacity = 1.0,
InterpolationQuality = kInterpolationNone);
private:
DragImage(const SkBitmap&, float resolution_scale, InterpolationQuality);
SkBitmap bitmap_;
float resolution_scale_;
InterpolationQuality interpolation_quality_;
DISALLOW_COPY_AND_ASSIGN(DragImage);
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_DRAG_IMAGE_H_
|
