src/kits/interface/Screen.cpp

   1 /*
   2  * Copyright 2003-2009, Haiku Inc.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Stefano Ceccherini (burton666@libero.it)
   7  *              Axel Dörfler, axeld@pinc-software.de
   8  */
   9
  10
  11 #include <Screen.h>
  12
  13 #include <Window.h>
  14
  15 #include <PrivateScreen.h>
  16
  17
  18 using namespace BPrivate;
  19
  20
  21 BScreen::BScreen(screen_id id)
  22 {
  23         fScreen = BPrivateScreen::Get(id.id);
  24 }
  25
  26
  27 BScreen::BScreen(BWindow* window)
  28 {
  29         fScreen = BPrivateScreen::Get(window);
  30 }
  31
  32
  33 BScreen::~BScreen()
  34 {
  35         BPrivateScreen::Put(fScreen);
  36 }
  37
  38
  39 bool
  40 BScreen::IsValid()
  41 {
  42         return fScreen != NULL && fScreen->IsValid();
  43 }
  44
  45
  46 status_t
  47 BScreen::SetToNext()
  48 {
  49         if (fScreen != NULL) {
  50                 BPrivateScreen* screen = BPrivateScreen::GetNext(fScreen);
  51                 if (screen != NULL) {
  52                         fScreen = screen;
  53                         return B_OK;
  54                 }
  55         }
  56         return B_ERROR;
  57 }
  58
  59
  60 color_space
  61 BScreen::ColorSpace()
  62 {
  63         if (fScreen != NULL)
  64                 return fScreen->ColorSpace();
  65
  66         return B_NO_COLOR_SPACE;
  67 }
  68
  69
  70 BRect
  71 BScreen::Frame()
  72 {
  73         if (fScreen != NULL)
  74                 return fScreen->Frame();
  75
  76         return BRect(0, 0, 0, 0);
  77 }
  78
  79
  80 screen_id
  81 BScreen::ID()
  82 {
  83         if (fScreen != NULL) {
  84                 screen_id id = { fScreen->ID() };
  85                 return id;
  86         }
  87
  88         return B_MAIN_SCREEN_ID;
  89 }
  90
  91
  92 status_t
  93 BScreen::WaitForRetrace()
  94 {
  95         return WaitForRetrace(B_INFINITE_TIMEOUT);
  96 }
  97
  98
  99 status_t
 100 BScreen::WaitForRetrace(bigtime_t timeout)
 101 {
 102         if (fScreen != NULL)
 103                 return fScreen->WaitForRetrace(timeout);
 104
 105         return B_ERROR;
 106 }
 107
 108
 109 uint8
 110 BScreen::IndexForColor(uint8 red, uint8 green, uint8 blue, uint8 alpha)
 111 {
 112         if (fScreen != NULL)
 113                 return fScreen->IndexForColor(red, green, blue, alpha);
 114
 115         return 0;
 116 }
 117
 118
 119 rgb_color
 120 BScreen::ColorForIndex(const uint8 index)
 121 {
 122         if (fScreen != NULL)
 123                 return fScreen->ColorForIndex(index);
 124
 125         return rgb_color();
 126 }
 127
 128
 129 uint8
 130 BScreen::InvertIndex(uint8 index)
 131 {
 132         if (fScreen != NULL)
 133                 return fScreen->InvertIndex(index);
 134
 135         return 0;
 136 }
 137
 138
 139 const color_map*
 140 BScreen::ColorMap()
 141 {
 142         if (fScreen != NULL)
 143                 return fScreen->ColorMap();
 144
 145         return NULL;
 146 }
 147
 148
 149 status_t
 150 BScreen::GetBitmap(BBitmap** _bitmap, bool drawCursor, BRect* bounds)
 151 {
 152         if (fScreen != NULL)
 153                 return fScreen->GetBitmap(_bitmap, drawCursor, bounds);
 154
 155         return B_ERROR;
 156 }
 157
 158
 159 status_t
 160 BScreen::ReadBitmap(BBitmap* bitmap, bool drawCursor, BRect* bounds)
 161 {
 162         if (fScreen != NULL)
 163                 return fScreen->ReadBitmap(bitmap, drawCursor, bounds);
 164
 165         return B_ERROR;
 166 }
 167
 168
 169 rgb_color
 170 BScreen::DesktopColor()
 171 {
 172         if (fScreen != NULL)
 173                 return fScreen->DesktopColor(B_CURRENT_WORKSPACE_INDEX);
 174
 175         return rgb_color();
 176 }
 177
 178
 179 rgb_color
 180 BScreen::DesktopColor(uint32 workspace)
 181 {
 182         if (fScreen != NULL)
 183                 return fScreen->DesktopColor(workspace);
 184
 185         return rgb_color();
 186 }
 187
 188
 189 void
 190 BScreen::SetDesktopColor(rgb_color color, bool stick)
 191 {
 192         if (fScreen != NULL)
 193                 fScreen->SetDesktopColor(color, B_CURRENT_WORKSPACE_INDEX, stick);
 194 }
 195
 196
 197 void
 198 BScreen::SetDesktopColor(rgb_color color, uint32 workspace, bool stick)
 199 {
 200         if (fScreen != NULL)
 201                 fScreen->SetDesktopColor(color, workspace, stick);
 202 }
 203
 204
 205 status_t
 206 BScreen::ProposeMode(display_mode* target, const display_mode* low,
 207         const display_mode* high)
 208 {
 209         if (fScreen != NULL)
 210                 return fScreen->ProposeMode(target, low, high);
 211
 212         return B_ERROR;
 213 }
 214
 215
 216 status_t
 217 BScreen::GetModeList(display_mode** _modeList, uint32* _count)
 218 {
 219         if (fScreen != NULL)
 220                 return fScreen->GetModeList(_modeList, _count);
 221
 222         return B_ERROR;
 223 }
 224
 225
 226 status_t
 227 BScreen::GetMode(display_mode* mode)
 228 {
 229         if (fScreen != NULL)
 230                 return fScreen->GetMode(B_CURRENT_WORKSPACE_INDEX, mode);
 231
 232         return B_ERROR;
 233 }
 234
 235
 236 status_t
 237 BScreen::GetMode(uint32 workspace, display_mode* mode)
 238 {
 239         if (fScreen != NULL)
 240                 return fScreen->GetMode(workspace, mode);
 241
 242         return B_ERROR;
 243 }
 244
 245
 246 status_t
 247 BScreen::SetMode(display_mode* mode, bool makeDefault)
 248 {
 249         if (fScreen != NULL)
 250                 return fScreen->SetMode(B_CURRENT_WORKSPACE_INDEX, mode, makeDefault);
 251
 252         return B_ERROR;
 253 }
 254
 255
 256 status_t
 257 BScreen::SetMode(uint32 workspace, display_mode* mode, bool makeDefault)
 258 {
 259         if (fScreen != NULL)
 260                 return fScreen->SetMode(workspace, mode, makeDefault);
 261
 262         return B_ERROR;
 263 }
 264
 265
 266 status_t
 267 BScreen::GetDeviceInfo(accelerant_device_info* info)
 268 {
 269         if (fScreen != NULL)
 270                 return fScreen->GetDeviceInfo(info);
 271
 272         return B_ERROR;
 273 }
 274
 275
 276 status_t
 277 BScreen::GetMonitorInfo(monitor_info* info)
 278 {
 279         if (fScreen != NULL)
 280                 return fScreen->GetMonitorInfo(info);
 281
 282         return B_ERROR;
 283 }
 284
 285
 286 status_t
 287 BScreen::GetPixelClockLimits(display_mode* mode, uint32* _low, uint32* _high)
 288 {
 289         if (fScreen != NULL)
 290                 return fScreen->GetPixelClockLimits(mode, _low, _high);
 291
 292         return B_ERROR;
 293 }
 294
 295
 296 status_t
 297 BScreen::GetTimingConstraints(display_timing_constraints* constraints)
 298 {
 299         if (fScreen != NULL)
 300                 return fScreen->GetTimingConstraints(constraints);
 301
 302         return B_ERROR;
 303 }
 304
 305
 306 status_t
 307 BScreen::SetDPMS(uint32 dpmsState)
 308 {
 309         if (fScreen != NULL)
 310                 return fScreen->SetDPMS(dpmsState);
 311
 312         return B_ERROR;
 313 }
 314
 315
 316 uint32
 317 BScreen::DPMSState()
 318 {
 319         if (fScreen != NULL)
 320                 return fScreen->DPMSState();
 321
 322         return 0;
 323 }
 324
 325
 326 uint32
 327 BScreen::DPMSCapabilites()
 328 {
 329         if (fScreen != NULL)
 330                 return fScreen->DPMSCapabilites();
 331
 332         return 0;
 333 }
 334
 335
 336 //      #pragma mark - Deprecated methods
 337
 338
 339 BPrivate::BPrivateScreen*
 340 BScreen::private_screen()
 341 {
 342         return fScreen;
 343 }
 344
 345
 346 status_t
 347 BScreen::ProposeDisplayMode(display_mode* target, const display_mode* low,
 348         const display_mode* high)
 349 {
 350         return ProposeMode(target, low, high);
 351 }
 352
 353
 354 void*
 355 BScreen::BaseAddress()
 356 {
 357         if (fScreen != NULL)
 358                 return fScreen->BaseAddress();
 359
 360         return NULL;
 361 }
 362
 363
 364 uint32
 365 BScreen::BytesPerRow()
 366 {
 367         if (fScreen != NULL)
 368                 return fScreen->BytesPerRow();
 369
 370         return 0;
 371 }