gfx/skia/trunk/src/effects/gradients/SkTwoPointRadialGradient.h@b8a032363ba2 (annotated)
gfx/skia/trunk/src/effects/gradients/SkTwoPointRadialGradient.h
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
| michael@0 | 1 | |
| michael@0 | 2 | /* |
| michael@0 | 3 | * Copyright 2012 Google Inc. |
| michael@0 | 4 | * |
| michael@0 | 5 | * Use of this source code is governed by a BSD-style license that can be |
| michael@0 | 6 | * found in the LICENSE file. |
| michael@0 | 7 | */ |
| michael@0 | 8 | |
| michael@0 | 9 | #ifndef SkTwoPointRadialGradient_DEFINED |
| michael@0 | 10 | #define SkTwoPointRadialGradient_DEFINED |
| michael@0 | 11 | |
| michael@0 | 12 | #include "SkGradientShaderPriv.h" |
| michael@0 | 13 | |
| michael@0 | 14 | class SkTwoPointRadialGradient : public SkGradientShaderBase { |
| michael@0 | 15 | public: |
| michael@0 | 16 | SkTwoPointRadialGradient(const SkPoint& start, SkScalar startRadius, |
| michael@0 | 17 | const SkPoint& end, SkScalar endRadius, |
| michael@0 | 18 | const Descriptor&); |
| michael@0 | 19 | |
| michael@0 | 20 | virtual BitmapType asABitmap(SkBitmap* bitmap, |
| michael@0 | 21 | SkMatrix* matrix, |
| michael@0 | 22 | TileMode* xy) const SK_OVERRIDE; |
| michael@0 | 23 | virtual GradientType asAGradient(GradientInfo* info) const SK_OVERRIDE; |
| michael@0 | 24 | virtual GrEffectRef* asNewEffect(GrContext* context, const SkPaint&) const SK_OVERRIDE; |
| michael@0 | 25 | |
| michael@0 | 26 | virtual void shadeSpan(int x, int y, SkPMColor* dstCParam, |
| michael@0 | 27 | int count) SK_OVERRIDE; |
| michael@0 | 28 | virtual bool setContext(const SkBitmap& device, |
| michael@0 | 29 | const SkPaint& paint, |
| michael@0 | 30 | const SkMatrix& matrix) SK_OVERRIDE; |
| michael@0 | 31 | |
| michael@0 | 32 | SkScalar getCenterX1() const { return fDiff.length(); } |
| michael@0 | 33 | SkScalar getStartRadius() const { return fStartRadius; } |
| michael@0 | 34 | SkScalar getDiffRadius() const { return fDiffRadius; } |
| michael@0 | 35 | |
| michael@0 | 36 | SK_TO_STRING_OVERRIDE() |
| michael@0 | 37 | SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkTwoPointRadialGradient) |
| michael@0 | 38 | |
| michael@0 | 39 | protected: |
| michael@0 | 40 | SkTwoPointRadialGradient(SkReadBuffer& buffer); |
| michael@0 | 41 | virtual void flatten(SkWriteBuffer& buffer) const SK_OVERRIDE; |
| michael@0 | 42 | |
| michael@0 | 43 | private: |
| michael@0 | 44 | typedef SkGradientShaderBase INHERITED; |
| michael@0 | 45 | const SkPoint fCenter1; |
| michael@0 | 46 | const SkPoint fCenter2; |
| michael@0 | 47 | const SkScalar fRadius1; |
| michael@0 | 48 | const SkScalar fRadius2; |
| michael@0 | 49 | SkPoint fDiff; |
| michael@0 | 50 | SkScalar fStartRadius, fDiffRadius, fSr2D2, fA, fOneOverTwoA; |
| michael@0 | 51 | |
| michael@0 | 52 | void init(); |
| michael@0 | 53 | }; |
| michael@0 | 54 | |
| michael@0 | 55 | #endif |
