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/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Resources.h"
#include "SkBitmap.h"
#include "SkCommandLineFlags.h"
#include "SkData.h"
#include "SkImage.h"
#include "SkImageGenerator.h"
#include "SkOSFile.h"
#include "SkOSPath.h"
#include "SkStream.h"
#include "SkTypeface.h"
DEFINE_string2(resourcePath, i, "resources", "Directory with test resources: images, fonts, etc.");
SkString GetResourcePath(const char* resource) {
return SkOSPath::Join(FLAGS_resourcePath[0], resource);
}
void SetResourcePath(const char* resource) {
FLAGS_resourcePath.set(0, resource);
}
bool GetResourceAsBitmap(const char* resource, SkBitmap* dst) {
SkString resourcePath = GetResourcePath(resource);
sk_sp<SkData> resourceData(SkData::MakeFromFileName(resourcePath.c_str()));
std::unique_ptr<SkImageGenerator> gen(SkImageGenerator::NewFromEncoded(resourceData.get()));
if (!gen) {
return false;
}
SkPMColor ctStorage[256];
sk_sp<SkColorTable> ctable(new SkColorTable(ctStorage, 256));
int count = ctable->count();
return dst->tryAllocPixels(gen->getInfo(), nullptr, ctable.get()) &&
gen->getPixels(gen->getInfo().makeColorSpace(nullptr), dst->getPixels(), dst->rowBytes(),
const_cast<SkPMColor*>(ctable->readColors()), &count);
}
sk_sp<SkImage> GetResourceAsImage(const char* resource) {
SkString path = GetResourcePath(resource);
sk_sp<SkData> resourceData(SkData::MakeFromFileName(path.c_str()));
return SkImage::MakeFromEncoded(resourceData);
}
SkStreamAsset* GetResourceAsStream(const char* resource) {
SkString resourcePath = GetResourcePath(resource);
std::unique_ptr<SkFILEStream> stream(new SkFILEStream(resourcePath.c_str()));
if (!stream->isValid()) {
SkDebugf("Resource %s not found.\n", resource);
return nullptr;
}
return stream.release();
}
sk_sp<SkData> GetResourceAsData(const char* resource) {
SkString resourcePath = GetResourcePath(resource);
std::unique_ptr<SkFILEStream> stream(new SkFILEStream(resourcePath.c_str()));
if (!stream->isValid()) {
SkDebugf("Resource %s not found.\n", resource);
return nullptr;
}
size_t bytes = stream->getLength();
sk_sp<SkData> data = SkData::MakeUninitialized(bytes);
stream->read(data->writable_data(), bytes);
return data;
}
sk_sp<SkTypeface> MakeResourceAsTypeface(const char* resource) {
std::unique_ptr<SkStreamAsset> stream(GetResourceAsStream(resource));
if (!stream) {
return nullptr;
}
return SkTypeface::MakeFromStream(stream.release());
}
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