KHtml

FloatConversion.h
1 /*
2  * Copyright (C) 2007 Apple Inc. All rights reserved.
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4  * Redistribution and use in source and binary forms, with or without
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9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
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13  * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14  * its contributors may be used to endorse or promote products derived
15  * from this software without specific prior written permission.
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17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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27  */
28 
29 #ifndef FloatConversion_h
30 #define FloatConversion_h
31 
32 #include <wtf/Platform.h>
33 #if PLATFORM(CG)
34 #include <CoreGraphics/CGBase.h>
35 #endif
36 
37 namespace WebCore
38 {
39 
40 template<typename T>
41 float narrowPrecisionToFloat(T);
42 
43 template<>
44 inline float narrowPrecisionToFloat(double number)
45 {
46  return static_cast<float>(number);
47 }
48 
49 #if PLATFORM(CG)
50 template<typename T>
51 CGFloat narrowPrecisionToCGFloat(T);
52 
53 template<>
54 inline CGFloat narrowPrecisionToCGFloat(double number)
55 {
56  return static_cast<CGFloat>(number);
57 }
58 #endif
59 
60 } // namespace WebCore
61 
62 #endif // FloatConversion_h
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