src/ppapi/thunk/ppb_flash_thunk.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 "base/logging.h"
   6 #include "ppapi/c/pp_array_output.h"
   7 #include "ppapi/c/pp_errors.h"
   8 #include "ppapi/c/private/ppb_flash.h"
   9 #include "ppapi/shared_impl/ppapi_globals.h"
  10 #include "ppapi/shared_impl/proxy_lock.h"
  11 #include "ppapi/shared_impl/var.h"
  12 #include "ppapi/thunk/enter.h"
  13 #include "ppapi/thunk/ppb_flash_functions_api.h"
  14 #include "ppapi/thunk/ppb_instance_api.h"
  15 #include "ppapi/thunk/ppb_video_capture_api.h"
  16 #include "ppapi/thunk/thunk.h"
  17
  18 namespace ppapi {
  19 namespace thunk {
  20
  21 namespace {
  22
  23 void SetInstanceAlwaysOnTop(PP_Instance instance, PP_Bool on_top) {
  24   EnterInstanceAPI<PPB_Flash_Functions_API> enter(instance);
  25   if (enter.failed())
  26     return;
  27   enter.functions()->SetInstanceAlwaysOnTop(instance, on_top);
  28 }
  29
  30 PP_Bool DrawGlyphs(PP_Instance instance,
  31                    PP_Resource pp_image_data,
  32                    const PP_BrowserFont_Trusted_Description* font_desc,
  33                    uint32_t color,
  34                    const PP_Point* position,
  35                    const PP_Rect* clip,
  36                    const float transformation[3][3],
  37                    PP_Bool allow_subpixel_aa,
  38                    uint32_t glyph_count,
  39                    const uint16_t glyph_indices[],
  40                    const PP_Point glyph_advances[]) {
  41   EnterInstanceAPI<PPB_Flash_Functions_API> enter(instance);
  42   if (enter.failed())
  43     return PP_FALSE;
  44   return enter.functions()->DrawGlyphs(
  45       instance, pp_image_data, font_desc, color, position, clip, transformation,
  46       allow_subpixel_aa, glyph_count, glyph_indices, glyph_advances);
  47 }
  48
  49 PP_Var GetProxyForURL(PP_Instance instance, const char* url) {
  50   EnterInstanceAPI<PPB_Flash_Functions_API> enter(instance);
  51   if (enter.failed())
  52     return PP_MakeUndefined();
  53   return enter.functions()->GetProxyForURL(instance, url);
  54 }
  55
  56 int32_t Navigate(PP_Resource request_id,
  57                  const char* target,
  58                  PP_Bool from_user_action) {
  59   // TODO(brettw): this function should take an instance.
  60   // To work around this, use the PP_Instance from the resource.
  61   PP_Instance instance;
  62   {
  63     EnterResource<PPB_URLRequestInfo_API> enter(request_id, true);
  64     if (enter.failed())
  65       return PP_ERROR_BADRESOURCE;
  66     instance = enter.resource()->pp_instance();
  67   }
  68
  69   EnterInstanceAPI<PPB_Flash_Functions_API> enter(instance);
  70   if (enter.failed())
  71     return PP_ERROR_BADARGUMENT;
  72   return enter.functions()->Navigate(instance, request_id, target,
  73                                      from_user_action);
  74 }
  75
  76 void RunMessageLoop(PP_Instance instance) {
  77   // Deprecated.
  78   NOTREACHED();
  79   return;
  80 }
  81
  82 void QuitMessageLoop(PP_Instance instance) {
  83   // Deprecated.
  84   NOTREACHED();
  85   return;
  86 }
  87
  88 double GetLocalTimeZoneOffset(PP_Instance instance, PP_Time t) {
  89   EnterInstanceAPI<PPB_Flash_Functions_API> enter(instance);
  90   if (enter.failed())
  91     return 0.0;
  92   return enter.functions()->GetLocalTimeZoneOffset(instance, t);
  93 }
  94
  95 PP_Var GetCommandLineArgs(PP_Module /* pp_module */) {
  96   // There's no instance so we have to reach into the globals without thunking.
  97   ProxyAutoLock lock;
  98   return StringVar::StringToPPVar(PpapiGlobals::Get()->GetCmdLine());
  99 }
 100
 101 void PreLoadFontWin(const void* logfontw) {
 102   // There's no instance so we have to reach into the delegate without
 103   // thunking.
 104   ProxyAutoLock lock;
 105   PpapiGlobals::Get()->PreCacheFontForFlash(logfontw);
 106 }
 107
 108 PP_Bool IsRectTopmost(PP_Instance instance, const PP_Rect* rect) {
 109   EnterInstanceAPI<PPB_Flash_Functions_API> enter(instance);
 110   if (enter.failed())
 111     return PP_FALSE;
 112   return enter.functions()->IsRectTopmost(instance, rect);
 113 }
 114
 115 int32_t InvokePrinting(PP_Instance instance) {
 116   // This function is no longer supported, use PPB_Flash_Print instead.
 117   return PP_ERROR_NOTSUPPORTED;
 118 }
 119
 120 void UpdateActivity(PP_Instance instance) {
 121   EnterInstanceAPI<PPB_Flash_Functions_API> enter(instance);
 122   if (enter.failed())
 123     return;
 124   enter.functions()->UpdateActivity(instance);
 125 }
 126
 127 PP_Var GetDeviceID(PP_Instance instance) {
 128   // Deprecated.
 129   NOTREACHED();
 130   return PP_MakeUndefined();
 131 }
 132
 133 int32_t GetSettingInt(PP_Instance instance, PP_FlashSetting setting) {
 134   // Deprecated.
 135   NOTREACHED();
 136   return -1;
 137 }
 138
 139 PP_Var GetSetting(PP_Instance instance, PP_FlashSetting setting) {
 140   EnterInstanceAPI<PPB_Flash_Functions_API> enter(instance);
 141   if (enter.failed())
 142     return PP_MakeUndefined();
 143   return enter.functions()->GetSetting(instance, setting);
 144 }
 145
 146 PP_Bool SetCrashData(PP_Instance instance,
 147                      PP_FlashCrashKey key,
 148                      PP_Var value) {
 149   EnterInstanceAPI<PPB_Flash_Functions_API> enter(instance);
 150   if (enter.failed())
 151     return PP_FALSE;
 152   return enter.functions()->SetCrashData(instance, key, value);
 153 }
 154
 155 int32_t EnumerateVideoCaptureDevices(PP_Instance instance,
 156                                      PP_Resource video_capture,
 157                                      PP_ArrayOutput devices) {
 158   EnterResource<PPB_VideoCapture_API> enter(video_capture, true);
 159   if (enter.failed())
 160     return enter.retval();
 161   return enter.object()->EnumerateDevicesSync(devices);
 162 }
 163
 164 const PPB_Flash_12_4 g_ppb_flash_12_4_thunk = {
 165   &SetInstanceAlwaysOnTop,
 166   &DrawGlyphs,
 167   &GetProxyForURL,
 168   &Navigate,
 169   &RunMessageLoop,
 170   &QuitMessageLoop,
 171   &GetLocalTimeZoneOffset,
 172   &GetCommandLineArgs,
 173   &PreLoadFontWin,
 174   &IsRectTopmost,
 175   &InvokePrinting,
 176   &UpdateActivity,
 177   &GetDeviceID,
 178   &GetSettingInt,
 179   &GetSetting
 180 };
 181
 182 const PPB_Flash_12_5 g_ppb_flash_12_5_thunk = {
 183   &SetInstanceAlwaysOnTop,
 184   &DrawGlyphs,
 185   &GetProxyForURL,
 186   &Navigate,
 187   &RunMessageLoop,
 188   &QuitMessageLoop,
 189   &GetLocalTimeZoneOffset,
 190   &GetCommandLineArgs,
 191   &PreLoadFontWin,
 192   &IsRectTopmost,
 193   &InvokePrinting,
 194   &UpdateActivity,
 195   &GetDeviceID,
 196   &GetSettingInt,
 197   &GetSetting,
 198   &SetCrashData
 199 };
 200
 201 const PPB_Flash_12_6 g_ppb_flash_12_6_thunk = {
 202   &SetInstanceAlwaysOnTop,
 203   &DrawGlyphs,
 204   &GetProxyForURL,
 205   &Navigate,
 206   &RunMessageLoop,
 207   &QuitMessageLoop,
 208   &GetLocalTimeZoneOffset,
 209   &GetCommandLineArgs,
 210   &PreLoadFontWin,
 211   &IsRectTopmost,
 212   &InvokePrinting,
 213   &UpdateActivity,
 214   &GetDeviceID,
 215   &GetSettingInt,
 216   &GetSetting,
 217   &SetCrashData,
 218   &EnumerateVideoCaptureDevices
 219 };
 220
 221 const PPB_Flash_13_0 g_ppb_flash_13_0_thunk = {
 222   &SetInstanceAlwaysOnTop,
 223   &DrawGlyphs,
 224   &GetProxyForURL,
 225   &Navigate,
 226   &GetLocalTimeZoneOffset,
 227   &GetCommandLineArgs,
 228   &PreLoadFontWin,
 229   &IsRectTopmost,
 230   &UpdateActivity,
 231   &GetSetting,
 232   &SetCrashData,
 233   &EnumerateVideoCaptureDevices
 234 };
 235
 236 }  // namespace
 237
 238 const PPB_Flash_12_4* GetPPB_Flash_12_4_Thunk() {
 239   return &g_ppb_flash_12_4_thunk;
 240 }
 241
 242 const PPB_Flash_12_5* GetPPB_Flash_12_5_Thunk() {
 243   return &g_ppb_flash_12_5_thunk;
 244 }
 245
 246 const PPB_Flash_12_6* GetPPB_Flash_12_6_Thunk() {
 247   return &g_ppb_flash_12_6_thunk;
 248 }
 249
 250 const PPB_Flash_13_0* GetPPB_Flash_13_0_Thunk() {
 251   return &g_ppb_flash_13_0_thunk;
 252 }
 253
 254 }  // namespace thunk
 255 }  // namespace ppapi