1ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com 2ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com/* 3ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com * Copyright 2006 The Android Open Source Project 4ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com * 5ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com * Use of this source code is governed by a BSD-style license that can be 6ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com * found in the LICENSE file. 7ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com */ 8ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com 98a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#include "SkPathEffect.h" 108a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#include "SkPath.h" 118b0e8ac5f582de80356019406e2975079bf0829dcommit-bot@chromium.org#include "SkReadBuffer.h" 128b0e8ac5f582de80356019406e2975079bf0829dcommit-bot@chromium.org#include "SkWriteBuffer.h" 13fd4be26c4202ae91f0f7cf2c03e44b5169d885ebreed@google.com 14fd4be26c4202ae91f0f7cf2c03e44b5169d885ebreed@google.com/////////////////////////////////////////////////////////////////////////////// 158a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 16548a1f321011292359ef163f78c8a1d4871b3b7freed@google.comvoid SkPathEffect::computeFastBounds(SkRect* dst, const SkRect& src) const { 17e4f10a70807166484e5a6303a5cd0034e5e87abareed@google.com *dst = src; 18e4f10a70807166484e5a6303a5cd0034e5e87abareed@google.com} 19e4f10a70807166484e5a6303a5cd0034e5e87abareed@google.com 20687c57c7d5a17549f63e0b15208db18b220e2a91skia.committer@gmail.combool SkPathEffect::asPoints(PointData* results, const SkPath& src, 214bbdeac58cc928dc66296bde3bd06e78070d96b7reed@google.com const SkStrokeRec&, const SkMatrix&, const SkRect*) const { 22629ab540667422d3edcb97c51e9628b7051e1ba4robertphillips@google.com return false; 23629ab540667422d3edcb97c51e9628b7051e1ba4robertphillips@google.com} 24629ab540667422d3edcb97c51e9628b7051e1ba4robertphillips@google.com 25aec143824c9be4e4af6e2cb7cce3d2d2268c0b15commit-bot@chromium.orgSkPathEffect::DashType SkPathEffect::asADash(DashInfo* info) const { 26aec143824c9be4e4af6e2cb7cce3d2d2268c0b15commit-bot@chromium.org return kNone_DashType; 27aec143824c9be4e4af6e2cb7cce3d2d2268c0b15commit-bot@chromium.org} 28aec143824c9be4e4af6e2cb7cce3d2d2268c0b15commit-bot@chromium.org 29feb8cc870df055099c6fcdfebdd6c1486bd91b27reed@google.com/////////////////////////////////////////////////////////////////////////////// 308a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 318a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comSkPairPathEffect::SkPairPathEffect(SkPathEffect* pe0, SkPathEffect* pe1) 32feb8cc870df055099c6fcdfebdd6c1486bd91b27reed@google.com : fPE0(pe0), fPE1(pe1) { 338a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkASSERT(pe0); 348a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkASSERT(pe1); 358a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fPE0->ref(); 368a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fPE1->ref(); 378a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 388a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 39feb8cc870df055099c6fcdfebdd6c1486bd91b27reed@google.comSkPairPathEffect::~SkPairPathEffect() { 406bac947cd5bc460dd9166ada6310d678fd2e39f8reed@google.com SkSafeUnref(fPE0); 416bac947cd5bc460dd9166ada6310d678fd2e39f8reed@google.com SkSafeUnref(fPE1); 428a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 438a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 448a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com/* 458a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com Format: [oe0-factory][pe1-factory][pe0-size][pe0-data][pe1-data] 468a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com*/ 478b0e8ac5f582de80356019406e2975079bf0829dcommit-bot@chromium.orgvoid SkPairPathEffect::flatten(SkWriteBuffer& buffer) const { 488a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com buffer.writeFlattenable(fPE0); 498a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com buffer.writeFlattenable(fPE1); 508a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 518a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 529fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed#ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING 538b0e8ac5f582de80356019406e2975079bf0829dcommit-bot@chromium.orgSkPairPathEffect::SkPairPathEffect(SkReadBuffer& buffer) { 54353482251e61971a8cf3a60bbb6910f482be634freed@google.com fPE0 = buffer.readPathEffect(); 55353482251e61971a8cf3a60bbb6910f482be634freed@google.com fPE1 = buffer.readPathEffect(); 566bac947cd5bc460dd9166ada6310d678fd2e39f8reed@google.com // either of these may fail, so we have to check for nulls later on 578a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 589fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed#endif 598a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 60feb8cc870df055099c6fcdfebdd6c1486bd91b27reed@google.com/////////////////////////////////////////////////////////////////////////////// 618a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 629fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reedSkFlattenable* SkComposePathEffect::CreateProc(SkReadBuffer& buffer) { 639fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed SkAutoTUnref<SkPathEffect> pe0(buffer.readPathEffect()); 649fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed SkAutoTUnref<SkPathEffect> pe1(buffer.readPathEffect()); 659fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed return SkComposePathEffect::Create(pe0, pe1); 669fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed} 679fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed 68feb8cc870df055099c6fcdfebdd6c1486bd91b27reed@google.combool SkComposePathEffect::filterPath(SkPath* dst, const SkPath& src, 694bbdeac58cc928dc66296bde3bd06e78070d96b7reed@google.com SkStrokeRec* rec, const SkRect* cullRect) const { 706bac947cd5bc460dd9166ada6310d678fd2e39f8reed@google.com // we may have failed to unflatten these, so we have to check 716bac947cd5bc460dd9166ada6310d678fd2e39f8reed@google.com if (!fPE0 || !fPE1) { 726bac947cd5bc460dd9166ada6310d678fd2e39f8reed@google.com return false; 736bac947cd5bc460dd9166ada6310d678fd2e39f8reed@google.com } 746bac947cd5bc460dd9166ada6310d678fd2e39f8reed@google.com 758a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkPath tmp; 768a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPath* ptr = &src; 778a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 784bbdeac58cc928dc66296bde3bd06e78070d96b7reed@google.com if (fPE1->filterPath(&tmp, src, rec, cullRect)) { 798a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com ptr = &tmp; 80feb8cc870df055099c6fcdfebdd6c1486bd91b27reed@google.com } 814bbdeac58cc928dc66296bde3bd06e78070d96b7reed@google.com return fPE0->filterPath(dst, *ptr, rec, cullRect); 828a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 838a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 84feb8cc870df055099c6fcdfebdd6c1486bd91b27reed@google.com/////////////////////////////////////////////////////////////////////////////// 858a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 869fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reedSkFlattenable* SkSumPathEffect::CreateProc(SkReadBuffer& buffer) { 879fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed SkAutoTUnref<SkPathEffect> pe0(buffer.readPathEffect()); 889fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed SkAutoTUnref<SkPathEffect> pe1(buffer.readPathEffect()); 899fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed return SkSumPathEffect::Create(pe0, pe1); 909fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed} 919fa60daad4d5f54c0dbe3dbcc7608a8f6d721187reed 92feb8cc870df055099c6fcdfebdd6c1486bd91b27reed@google.combool SkSumPathEffect::filterPath(SkPath* dst, const SkPath& src, 934bbdeac58cc928dc66296bde3bd06e78070d96b7reed@google.com SkStrokeRec* rec, const SkRect* cullRect) const { 948a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com // use bit-or so that we always call both, even if the first one succeeds 954bbdeac58cc928dc66296bde3bd06e78070d96b7reed@google.com return fPE0->filterPath(dst, src, rec, cullRect) | 964bbdeac58cc928dc66296bde3bd06e78070d96b7reed@google.com fPE1->filterPath(dst, src, rec, cullRect); 978a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 98