1 /* 2 * Copyright 2014 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #include "ResourceFactory.h" 9 #include "Resources.h" 10 #include "SkBitmap.h" 11 #include "SkCommandLineFlags.h" 12 #include "SkData.h" 13 #include "SkImage.h" 14 #include "SkImageGenerator.h" 15 #include "SkOSFile.h" 16 #include "SkOSPath.h" 17 #include "SkStream.h" 18 #include "SkTypeface.h" 19 20 DEFINE_string2(resourcePath, i, "resources", "Directory with test resources: images, fonts, etc."); 21 22 sk_sp<SkData> (*gResourceFactory)(const char*) = nullptr; 23 24 SkString GetResourcePath(const char* resource) { 25 return SkOSPath::Join(FLAGS_resourcePath[0], resource); 26 } 27 28 void SetResourcePath(const char* resource) { 29 FLAGS_resourcePath.set(0, resource); 30 } 31 32 bool DecodeDataToBitmap(sk_sp<SkData> data, SkBitmap* dst) { 33 std::unique_ptr<SkImageGenerator> gen(SkImageGenerator::MakeFromEncoded(std::move(data))); 34 return gen && dst->tryAllocPixels(gen->getInfo()) && 35 gen->getPixels(gen->getInfo().makeColorSpace(nullptr), dst->getPixels(), dst->rowBytes()); 36 } 37 38 std::unique_ptr<SkStreamAsset> GetResourceAsStream(const char* resource) { 39 auto data = GetResourceAsData(resource); 40 return data ? std::unique_ptr<SkStreamAsset>(new SkMemoryStream(std::move(data))) 41 : nullptr; 42 } 43 44 sk_sp<SkData> GetResourceAsData(const char* resource) { 45 if (sk_sp<SkData> data = gResourceFactory 46 ? gResourceFactory(resource) 47 : SkData::MakeFromFileName(GetResourcePath(resource).c_str())) { 48 return data; 49 } 50 SkDebugf("Resource \"%s\" not found.\n", GetResourcePath(resource).c_str()); 51 #ifdef SK_TOOLS_REQUIRE_RESOURCES 52 SK_ABORT("missing resource"); 53 #endif 54 return nullptr; 55 } 56 57 sk_sp<SkTypeface> MakeResourceAsTypeface(const char* resource, int ttcIndex) { 58 return SkTypeface::MakeFromStream(GetResourceAsStream(resource), ttcIndex); 59 } 60
