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
|
/*
* Copyright (C) 2008, 2009, 2010, 2012 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 INC. AND ITS CONTRIBUTORS ``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 INC. OR ITS 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.
*/
#include "platform/graphics/GradientGeneratedImage.h"
#include "platform/geometry/FloatRect.h"
#include "platform/geometry/IntSize.h"
#include "platform/graphics/GraphicsContext.h"
namespace blink {
void GradientGeneratedImage::draw(SkCanvas* canvas,
const SkPaint& paint,
const FloatRect& destRect,
const FloatRect& srcRect,
RespectImageOrientationEnum,
ImageClampingMode,
const ColorBehavior& colorBehavior) {
// TODO(ccameron): This function should not ignore |colorBehavior|.
// https://crbug.com/672306
SkRect visibleSrcRect = srcRect;
if (!visibleSrcRect.intersect(
SkRect::MakeIWH(m_size.width(), m_size.height())))
return;
const SkMatrix transform =
SkMatrix::MakeRectToRect(srcRect, destRect, SkMatrix::kFill_ScaleToFit);
SkRect visibleDestRect;
transform.mapRect(&visibleDestRect, visibleSrcRect);
SkPaint gradientPaint(paint);
m_gradient->applyToPaint(gradientPaint, transform);
canvas->drawRect(visibleDestRect, gradientPaint);
}
void GradientGeneratedImage::drawTile(GraphicsContext& context,
const FloatRect& srcRect) {
// TODO(ccameron): This function should not ignore |context|'s color behavior.
// https://crbug.com/672306
SkPaint gradientPaint(context.fillPaint());
m_gradient->applyToPaint(gradientPaint, SkMatrix::I());
context.drawRect(srcRect, gradientPaint);
}
bool GradientGeneratedImage::applyShader(SkPaint& paint,
const SkMatrix& localMatrix,
const ColorBehavior& colorBehavior) {
// TODO(ccameron): This function should not ignore |colorBehavior|.
// https://crbug.com/672306
DCHECK(m_gradient);
m_gradient->applyToPaint(paint, localMatrix);
return true;
}
} // namespace blink
|
