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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 "ResourceFactory.h"
#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.");
sk_sp<SkData> (*gResourceFactory)(const char*) = nullptr;
SkString GetResourcePath(const char* resource) {
return SkOSPath::Join(FLAGS_resourcePath[0], resource);
}
void SetResourcePath(const char* resource) {
FLAGS_resourcePath.set(0, resource);
}
bool DecodeDataToBitmap(sk_sp<SkData> data, SkBitmap* dst) {
std::unique_ptr<SkImageGenerator> gen(SkImageGenerator::MakeFromEncoded(std::move(data)));
return gen && dst->tryAllocPixels(gen->getInfo()) &&
gen->getPixels(gen->getInfo().makeColorSpace(nullptr), dst->getPixels(), dst->rowBytes(),
nullptr);
}
std::unique_ptr<SkStreamAsset> GetResourceAsStream(const char* resource) {
auto data = GetResourceAsData(resource);
return data ? std::unique_ptr<SkStreamAsset>(new SkMemoryStream(std::move(data)))
: nullptr;
}
sk_sp<SkData> GetResourceAsData(const char* resource) {
if (gResourceFactory) {
if (auto data = gResourceFactory(resource)) {
return data;
}
SkDebugf("Resource \"%s\" not found.\n", resource);
SK_ABORT("missing resource");
}
if (auto data = SkData::MakeFromFileName(GetResourcePath(resource).c_str())) {
return data;
}
SkDebugf("Resource \"%s\" not found.\n", resource);
return nullptr;
}
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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