chromecast/common/cast_resource_delegate.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chromecast/common/cast_resource_delegate.h"
   6
   7 #include "base/files/file_path.h"
   8 #include "base/path_service.h"
   9 #include "ui/gfx/image/image.h"
  10
  11 namespace chromecast {
  12
  13 namespace {
  14
  15 CastResourceDelegate* g_instance = NULL;
  16
  17 }  // namespace
  18
  19 // static
  20 CastResourceDelegate* CastResourceDelegate::GetInstance() {
  21   DCHECK(g_instance);
  22   return g_instance;
  23 }
  24
  25 CastResourceDelegate::CastResourceDelegate() {
  26   DCHECK(!g_instance) << "Cannot initialize resource bundle delegate twice.";
  27   g_instance = this;
  28 }
  29
  30 CastResourceDelegate::~CastResourceDelegate() {
  31   DCHECK_EQ(g_instance, this);
  32   g_instance = NULL;
  33 }
  34
  35 base::FilePath CastResourceDelegate::GetPathForResourcePack(
  36     const base::FilePath& pack_path,
  37     ui::ScaleFactor scale_factor) {
  38   return pack_path;
  39 };
  40
  41 base::FilePath CastResourceDelegate::GetPathForLocalePack(
  42     const base::FilePath& pack_path,
  43     const std::string& locale) {
  44   base::FilePath product_dir;
  45   if (!PathService::Get(base::DIR_MODULE, &product_dir)) {
  46     NOTREACHED();
  47   }
  48   return product_dir.
  49       Append(FILE_PATH_LITERAL("chromecast_locales")).
  50       Append(FILE_PATH_LITERAL(locale)).
  51       AddExtension(FILE_PATH_LITERAL("pak"));
  52 };
  53
  54 gfx::Image CastResourceDelegate::GetImageNamed(int resource_id) {
  55   return gfx::Image();
  56 };
  57
  58 gfx::Image CastResourceDelegate::GetNativeImageNamed(
  59     int resource_id,
  60     ui::ResourceBundle::ImageRTL rtl) {
  61   return gfx::Image();
  62 };
  63
  64 base::RefCountedStaticMemory* CastResourceDelegate::LoadDataResourceBytes(
  65     int resource_id,
  66     ui::ScaleFactor scale_factor) {
  67   return NULL;
  68 };
  69
  70 bool CastResourceDelegate::GetRawDataResource(int resource_id,
  71                                               ui::ScaleFactor scale_factor,
  72                                               base::StringPiece* value) {
  73   return false;
  74 };
  75
  76 bool CastResourceDelegate::GetLocalizedString(int message_id,
  77                                               base::string16* value) {
  78   ExtraLocaledStringMap::const_iterator it =
  79       extra_localized_strings_.find(message_id);
  80   if (it != extra_localized_strings_.end()) {
  81     *value = it->second;
  82     return true;
  83   }
  84   return false;
  85 };
  86
  87 void CastResourceDelegate::AddExtraLocalizedString(
  88     int resource_id,
  89     const base::string16& localized) {
  90   RemoveExtraLocalizedString(resource_id);
  91   extra_localized_strings_.insert(std::make_pair(resource_id, localized));
  92 }
  93
  94 void CastResourceDelegate::RemoveExtraLocalizedString(int resource_id) {
  95   extra_localized_strings_.erase(resource_id);
  96 }
  97
  98 void CastResourceDelegate::ClearAllExtraLocalizedStrings() {
  99   extra_localized_strings_.clear();
 100 }
 101
 102 scoped_ptr<gfx::Font> CastResourceDelegate::GetFont(
 103     ui::ResourceBundle::FontStyle style) {
 104   return scoped_ptr<gfx::Font>();
 105 };
 106
 107 }  // namespace chromecast