gfx/skia/trunk/src/core/SkTextFormatParams.h

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TOR_BUG_9701
changeset 11
deefc01c0e14
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-1:000000000000 0:203eb3f867c1
1
2 /*
3 * Copyright 2010 The Android Open Source Project
4 *
5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file.
7 */
8
9
10 #ifndef SkTextFormatParams_DEFINES
11 #define SkTextFormatParams_DEFINES
12
13 #include "SkScalar.h"
14 #include "SkTypes.h"
15
16 // Fraction of the text size to lower a strike through line below the baseline.
17 #define kStdStrikeThru_Offset (-SK_Scalar1 * 6 / 21)
18 // Fraction of the text size to lower a underline below the baseline.
19 #define kStdUnderline_Offset (SK_Scalar1 / 9)
20 // Fraction of the text size to use for a strike through or under-line.
21 #define kStdUnderline_Thickness (SK_Scalar1 / 18)
22
23 // The fraction of text size to embolden fake bold text scales with text size.
24 // At 9 points or below, the stroke width is increased by text size / 24.
25 // At 36 points and above, it is increased by text size / 32. In between,
26 // it is interpolated between those values.
27 static const SkScalar kStdFakeBoldInterpKeys[] = {
28 SK_Scalar1*9,
29 SK_Scalar1*36,
30 };
31 static const SkScalar kStdFakeBoldInterpValues[] = {
32 SK_Scalar1/24,
33 SK_Scalar1/32
34 };
35 SK_COMPILE_ASSERT(SK_ARRAY_COUNT(kStdFakeBoldInterpKeys) ==
36 SK_ARRAY_COUNT(kStdFakeBoldInterpValues),
37 mismatched_array_size);
38 static const int kStdFakeBoldInterpLength =
39 SK_ARRAY_COUNT(kStdFakeBoldInterpKeys);
40
41 #endif //SkTextFormatParams_DEFINES

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