skia2/tools/Resources.cpp
halcanary 2f0a728e5a GMs: change some GMs to use SkImage over SkBitmap
Also, add GetResourceAsImage() to Resources.h

Motivation:  test drawImage() as much as we test drawBitmap()

Review URL: https://codereview.chromium.org/1306133003
2015-08-21 07:47:23 -07:00

58 lines
1.7 KiB
C++

/*
* 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 "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);
SkAutoTUnref<SkData> resourceData(SkData::NewFromFileName(resourcePath.c_str()));
return resourceData && SkInstallDiscardablePixelRef(resourceData, dst);
}
SkImage* GetResourceAsImage(const char* resource) {
SkString path = GetResourcePath(resource);
SkAutoTUnref<SkData> resourceData(SkData::NewFromFileName(path.c_str()));
return SkImage::NewFromEncoded(resourceData);
}
SkStreamAsset* GetResourceAsStream(const char* resource) {
SkString resourcePath = GetResourcePath(resource);
SkAutoTDelete<SkFILEStream> stream(new SkFILEStream(resourcePath.c_str()));
if (stream->isValid()) {
return stream.detach();
} else {
SkDebugf("Resource %s not found.\n", resource);
return NULL;
}
}
SkTypeface* GetResourceAsTypeface(const char* resource) {
SkAutoTDelete<SkStreamAsset> stream(GetResourceAsStream(resource));
if (!stream) {
return NULL;
}
return SkTypeface::CreateFromStream(stream.detach());
}