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 "Resources.h"
9 #include "SkBitmap.h"
10 #include "SkCommandLineFlags.h"
11 #include "SkData.h"
12 #include "SkImageGenerator.h"
13 #include "SkOSFile.h"
14 #include "SkStream.h"
15 #include "SkTypeface.h"
16 
17 DEFINE_string2(resourcePath, i, "resources", "Directory with test resources: images, fonts, etc.");
18 
GetResourcePath(const char * resource)19 SkString GetResourcePath(const char* resource) {
20     return SkOSPath::Join(FLAGS_resourcePath[0], resource);
21 }
22 
SetResourcePath(const char * resource)23 void SetResourcePath(const char* resource) {
24     FLAGS_resourcePath.set(0, resource);
25 }
26 
GetResourceAsBitmap(const char * resource,SkBitmap * dst)27 bool GetResourceAsBitmap(const char* resource, SkBitmap* dst) {
28     SkString resourcePath = GetResourcePath(resource);
29     SkAutoTUnref<SkData> resourceData(SkData::NewFromFileName(resourcePath.c_str()));
30     return resourceData && SkInstallDiscardablePixelRef(resourceData, dst);
31 }
32 
GetResourceAsStream(const char * resource)33 SkStreamAsset* GetResourceAsStream(const char* resource) {
34     SkString resourcePath = GetResourcePath(resource);
35     SkAutoTDelete<SkFILEStream> stream(new SkFILEStream(resourcePath.c_str()));
36     if (stream->isValid()) {
37         return stream.detach();
38     } else {
39         SkDebugf("Resource %s not found.\n", resource);
40         return NULL;
41     }
42 }
43 
GetResourceAsTypeface(const char * resource)44 SkTypeface* GetResourceAsTypeface(const char* resource) {
45     SkAutoTDelete<SkStreamAsset> stream(GetResourceAsStream(resource));
46     if (!stream) {
47         return NULL;
48     }
49     SkAutoTUnref<SkTypeface> typeface(SkTypeface::CreateFromStream(stream.detach()));
50     if (!typeface) {
51         SkDebugf("Resource %s not a valid font.", resource);
52     }
53     return typeface.detach();
54 }
55