ui/base/resource/resource_bundle_auralinux.cc

   1 // Copyright (c) 2012 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 "ui/base/resource/resource_bundle.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/logging.h"
   9 #include "base/path_service.h"
  10 #include "ui/base/layout.h"
  11 #include "ui/base/resource/material_design/material_design_controller.h"
  12 #include "ui/base/resource/resource_handle.h"
  13 #include "ui/base/ui_base_paths.h"
  14 #include "ui/base/ui_base_switches.h"
  15 #include "ui/gfx/display.h"
  16 #include "ui/gfx/image/image.h"
  17
  18 namespace {
  19
  20 base::FilePath GetResourcesPakFilePath(const std::string& pak_name) {
  21   base::FilePath path;
  22   if (PathService::Get(base::DIR_MODULE, &path))
  23     return path.AppendASCII(pak_name.c_str());
  24
  25   // Return just the name of the pack file.
  26   return base::FilePath(pak_name.c_str());
  27 }
  28
  29 }  // namespace
  30
  31 namespace ui {
  32
  33 // TODO(tdanderson): Refactor cross-platform loading of common resources.
  34 void ResourceBundle::LoadCommonResources() {
  35   if (MaterialDesignController::IsModeMaterial()) {
  36     // The material design data packs contain some of the same asset IDs as in
  37     // the non-material design data packs. Add these to the ResourceBundle
  38     // first so that they are searched first when a request for an asset is
  39     // made.
  40     AddMaterialDesignDataPackFromPath(
  41         GetResourcesPakFilePath("chrome_material_100_percent.pak"),
  42         SCALE_FACTOR_100P);
  43
  44     if (IsScaleFactorSupported(SCALE_FACTOR_200P)) {
  45       AddOptionalMaterialDesignDataPackFromPath(
  46           GetResourcesPakFilePath("chrome_material_200_percent.pak"),
  47           SCALE_FACTOR_200P);
  48     }
  49   }
  50
  51   // Always load the 1x data pack first as the 2x data pack contains both 1x and
  52   // 2x images. The 1x data pack only has 1x images, thus passes in an accurate
  53   // scale factor to gfx::ImageSkia::AddRepresentation.
  54   AddDataPackFromPath(GetResourcesPakFilePath(
  55       "chrome_100_percent.pak"), SCALE_FACTOR_100P);
  56
  57   if (IsScaleFactorSupported(SCALE_FACTOR_200P)) {
  58     AddOptionalDataPackFromPath(GetResourcesPakFilePath(
  59         "chrome_200_percent.pak"), SCALE_FACTOR_200P);
  60   }
  61 }
  62
  63 gfx::Image& ResourceBundle::GetNativeImageNamed(int resource_id, ImageRTL rtl) {
  64   // Flipped image is not used on ChromeOS.
  65   DCHECK_EQ(rtl, RTL_DISABLED);
  66   return GetImageNamed(resource_id);
  67 }
  68
  69 }  // namespace ui