vandebo@chromium.org | 28be72b | 2010-11-11 21:37:00 +0000 | [diff] [blame] | 1 | /* |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 2 | * Copyright 2010 The Android Open Source Project |
vandebo@chromium.org | 28be72b | 2010-11-11 21:37:00 +0000 | [diff] [blame] | 3 | * |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
vandebo@chromium.org | 28be72b | 2010-11-11 21:37:00 +0000 | [diff] [blame] | 6 | */ |
| 7 | |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 8 | |
vandebo@chromium.org | 28be72b | 2010-11-11 21:37:00 +0000 | [diff] [blame] | 9 | #ifndef SkTextFormatParams_DEFINES |
| 10 | #define SkTextFormatParams_DEFINES |
| 11 | |
| 12 | #include "SkScalar.h" |
| 13 | #include "SkTypes.h" |
| 14 | |
| 15 | // Fraction of the text size to lower a strike through line below the baseline. |
| 16 | #define kStdStrikeThru_Offset (-SK_Scalar1 * 6 / 21) |
| 17 | // Fraction of the text size to lower a underline below the baseline. |
| 18 | #define kStdUnderline_Offset (SK_Scalar1 / 9) |
| 19 | // Fraction of the text size to use for a strike through or under-line. |
| 20 | #define kStdUnderline_Thickness (SK_Scalar1 / 18) |
| 21 | |
| 22 | // The fraction of text size to embolden fake bold text scales with text size. |
| 23 | // At 9 points or below, the stroke width is increased by text size / 24. |
| 24 | // At 36 points and above, it is increased by text size / 32. In between, |
| 25 | // it is interpolated between those values. |
| 26 | static const SkScalar kStdFakeBoldInterpKeys[] = { |
digit@google.com | c2c80c4 | 2012-02-16 22:06:51 +0000 | [diff] [blame] | 27 | SK_Scalar1*9, |
| 28 | SK_Scalar1*36, |
vandebo@chromium.org | 28be72b | 2010-11-11 21:37:00 +0000 | [diff] [blame] | 29 | }; |
| 30 | static const SkScalar kStdFakeBoldInterpValues[] = { |
| 31 | SK_Scalar1/24, |
bungeman | 99fe822 | 2015-08-20 07:57:51 -0700 | [diff] [blame] | 32 | SK_Scalar1/32, |
vandebo@chromium.org | 28be72b | 2010-11-11 21:37:00 +0000 | [diff] [blame] | 33 | }; |
bungeman | 99fe822 | 2015-08-20 07:57:51 -0700 | [diff] [blame] | 34 | static_assert(SK_ARRAY_COUNT(kStdFakeBoldInterpKeys) == SK_ARRAY_COUNT(kStdFakeBoldInterpValues), |
| 35 | "mismatched_array_size"); |
| 36 | static const int kStdFakeBoldInterpLength = SK_ARRAY_COUNT(kStdFakeBoldInterpKeys); |
vandebo@chromium.org | 28be72b | 2010-11-11 21:37:00 +0000 | [diff] [blame] | 37 | |
| 38 | #endif //SkTextFormatParams_DEFINES |