epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 1 | |
| 2 | /* |
| 3 | * Copyright 2006 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 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 9 | |
| 10 | #ifndef SkStrokerPriv_DEFINED |
| 11 | #define SkStrokerPriv_DEFINED |
| 12 | |
| 13 | #include "SkStroke.h" |
| 14 | |
| 15 | #define CWX(x, y) (-y) |
| 16 | #define CWY(x, y) (x) |
| 17 | #define CCWX(x, y) (y) |
| 18 | #define CCWY(x, y) (-x) |
| 19 | |
| 20 | #define CUBIC_ARC_FACTOR ((SK_ScalarSqrt2 - SK_Scalar1) * 4 / 3) |
| 21 | |
| 22 | class SkStrokerPriv { |
| 23 | public: |
| 24 | typedef void (*CapProc)(SkPath* path, |
| 25 | const SkPoint& pivot, |
| 26 | const SkVector& normal, |
| 27 | const SkPoint& stop, |
| 28 | SkPath* otherPath); |
| 29 | |
| 30 | typedef void (*JoinProc)(SkPath* outer, SkPath* inner, |
| 31 | const SkVector& beforeUnitNormal, |
| 32 | const SkPoint& pivot, |
| 33 | const SkVector& afterUnitNormal, |
| 34 | SkScalar radius, SkScalar invMiterLimit, |
| 35 | bool prevIsLine, bool currIsLine); |
| 36 | |
| 37 | static CapProc CapFactory(SkPaint::Cap); |
| 38 | static JoinProc JoinFactory(SkPaint::Join); |
| 39 | }; |
| 40 | |
| 41 | #endif |