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 9 10 #include "SkDrawShader.h" 11 #include "SkDrawBitmap.h" 12 #include "SkDrawMatrix.h" 13 #include "SkDrawPaint.h" 14 15 #if SK_USE_CONDENSED_INFO == 0 16 17 const SkMemberInfo SkDrawShader::fInfo[] = { 18 SK_MEMBER(matrix, Matrix), 19 SK_MEMBER(tileMode, TileMode) 20 }; 21 22 #endif 23 24 DEFINE_GET_MEMBER(SkDrawShader); 25 26 SkDrawShader::SkDrawShader() : matrix(nullptr), 27 tileMode(SkShader::kClamp_TileMode) { 28 } 29 30 bool SkDrawShader::add() { 31 if (fPaint->shader != (SkDrawShader*) -1) 32 return true; 33 fPaint->shader = this; 34 fPaint->fOwnsShader = true; 35 return false; 36 } 37 38 SkMatrix* SkDrawShader::getMatrix() { 39 return matrix ? &matrix->getMatrix() : nullptr; 40 } 41 42 #if SK_USE_CONDENSED_INFO == 0 43 44 const SkMemberInfo SkDrawBitmapShader::fInfo[] = { 45 SK_MEMBER_INHERITED, 46 SK_MEMBER(filterBitmap, Boolean), 47 SK_MEMBER(image, BaseBitmap) 48 }; 49 50 #endif 51 52 DEFINE_GET_MEMBER(SkDrawBitmapShader); 53 54 SkDrawBitmapShader::SkDrawBitmapShader() : filterBitmap(-1), image(nullptr) {} 55 56 bool SkDrawBitmapShader::add() { 57 if (fPaint->shader != (SkDrawShader*) -1) 58 return true; 59 fPaint->shader = this; 60 fPaint->fOwnsShader = true; 61 return false; 62 } 63 64 SkShader* SkDrawBitmapShader::getShader() { 65 if (image == nullptr) 66 return nullptr; 67 68 // note: bitmap shader now supports independent tile modes for X and Y 69 // we pass the same to both, but later we should extend this flexibility 70 // to the xml (e.g. tileModeX="repeat" tileModeY="clmap") 71 // 72 // oops, bitmapshader no longer takes filterBitmap, but deduces it at 73 // draw-time from the paint 74 return SkShader::CreateBitmapShader(image->fBitmap, 75 (SkShader::TileMode) tileMode, 76 (SkShader::TileMode) tileMode, 77 getMatrix()); 78 } 79
