1 /*
2 * Copyright (C) 2006, 2008 Apple 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 #include "config.h"
27 #include "core/html/canvas/CanvasPattern.h"
28
29 #include "bindings/core/v8/ExceptionState.h"
30 #include "core/dom/ExceptionCode.h"
31 #include "wtf/text/WTFString.h"
32
33 namespace blink {
34
parseRepetitionType(const String & type,ExceptionState & exceptionState)35 Pattern::RepeatMode CanvasPattern::parseRepetitionType(const String& type,
36 ExceptionState& exceptionState)
37 {
38 if (type.isEmpty() || type == "repeat")
39 return Pattern::RepeatModeXY;
40
41 if (type == "no-repeat")
42 return Pattern::RepeatModeNone;
43
44 if (type == "repeat-x")
45 return Pattern::RepeatModeX;
46
47 if (type == "repeat-y")
48 return Pattern::RepeatModeY;
49
50 exceptionState.throwDOMException(SyntaxError, "The provided type ('" + type + "') is not one of 'repeat', 'no-repeat', 'repeat-x', or 'repeat-y'.");
51 return Pattern::RepeatModeNone;
52 }
53
CanvasPattern(PassRefPtr<Image> image,Pattern::RepeatMode repeat,bool originClean)54 CanvasPattern::CanvasPattern(PassRefPtr<Image> image, Pattern::RepeatMode repeat, bool originClean)
55 : m_pattern(Pattern::createBitmapPattern(image, repeat))
56 , m_originClean(originClean)
57 {
58 }
59
setTransform(SVGMatrixTearOff * transform)60 void CanvasPattern::setTransform(SVGMatrixTearOff* transform)
61 {
62 pattern()->setPatternSpaceTransform(transform ? transform->value() : AffineTransform(1, 0, 0, 1, 0, 0));
63 }
64
65 }
66