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
|
/*
* Copyright (C) 2016-2020 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. ``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
* 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 "config.h"
#include "NativeImage.h"
#if USE(CAIRO)
#include "CairoOperations.h"
#include "CairoUtilities.h"
#include "NotImplemented.h"
#include <cairo.h>
namespace WebCore {
IntSize NativeImage::size() const
{
return cairoSurfaceSize(m_platformImage.get());
}
bool NativeImage::hasAlpha() const
{
return cairo_surface_get_content(m_platformImage.get()) != CAIRO_CONTENT_COLOR;
}
Color NativeImage::singlePixelSolidColor() const
{
if (size() != IntSize(1, 1))
return Color();
if (cairo_surface_get_type(m_platformImage.get()) != CAIRO_SURFACE_TYPE_IMAGE)
return Color();
unsigned* pixel = reinterpret_cast_ptr<unsigned*>(cairo_image_surface_get_data(m_platformImage.get()));
return unpremultiplied(asSRGBA(PackedColor::ARGB { *pixel }));
}
DestinationColorSpace NativeImage::colorSpace() const
{
notImplemented();
return DestinationColorSpace::SRGB();
}
void NativeImage::clearSubimages()
{
}
} // namespace WebCore
#endif // USE(CAIRO)
|
