| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: dc.cpp |
| 3 | // Purpose: wxDC class |
| 4 | // Author: AUTHOR |
| 5 | // Modified by: |
| 6 | // Created: 01/02/97 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) AUTHOR |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifdef __GNUG__ |
| 13 | #pragma implementation "dc.h" |
| 14 | #endif |
| 15 | |
| 16 | #include "wx/dc.h" |
| 17 | #include "wx/mac/uma.h" |
| 18 | |
| 19 | #if !USE_SHARED_LIBRARY |
| 20 | IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject) |
| 21 | #endif |
| 22 | |
| 23 | //----------------------------------------------------------------------------- |
| 24 | // constants |
| 25 | //----------------------------------------------------------------------------- |
| 26 | |
| 27 | #define mm2inches 0.0393700787402 |
| 28 | #define inches2mm 25.4 |
| 29 | #define mm2twips 56.6929133859 |
| 30 | #define twips2mm 0.0176388888889 |
| 31 | #define mm2pt 2.83464566929 |
| 32 | #define pt2mm 0.352777777778 |
| 33 | |
| 34 | long wxDC::m_macCurrentPortId = 1 ; |
| 35 | |
| 36 | //----------------------------------------------------------------------------- |
| 37 | // wxDC |
| 38 | //----------------------------------------------------------------------------- |
| 39 | |
| 40 | wxDC::wxDC() |
| 41 | { |
| 42 | m_ok = FALSE; |
| 43 | m_optimize = FALSE; |
| 44 | m_autoSetting = FALSE; |
| 45 | m_colour = TRUE; |
| 46 | m_clipping = FALSE; |
| 47 | |
| 48 | m_mm_to_pix_x = mm2pt; |
| 49 | m_mm_to_pix_y = mm2pt; |
| 50 | |
| 51 | m_logicalOriginX = 0; |
| 52 | m_logicalOriginY = 0; |
| 53 | m_deviceOriginX = 0; |
| 54 | m_deviceOriginY = 0; |
| 55 | m_internalDeviceOriginX = 0; |
| 56 | m_internalDeviceOriginY = 0; |
| 57 | m_externalDeviceOriginX = 0; |
| 58 | m_externalDeviceOriginY = 0; |
| 59 | |
| 60 | m_logicalScaleX = 1.0; |
| 61 | m_logicalScaleY = 1.0; |
| 62 | m_userScaleX = 1.0; |
| 63 | m_userScaleY = 1.0; |
| 64 | m_scaleX = 1.0; |
| 65 | m_scaleY = 1.0; |
| 66 | |
| 67 | m_mappingMode = wxMM_TEXT; |
| 68 | m_needComputeScaleX = FALSE; |
| 69 | m_needComputeScaleY = FALSE; |
| 70 | |
| 71 | m_signX = 1; // default x-axis left to right |
| 72 | m_signY = 1; // default y-axis top down |
| 73 | |
| 74 | m_maxX = m_maxY = -100000; |
| 75 | m_minY = m_minY = 100000; |
| 76 | |
| 77 | m_logicalFunction = wxCOPY; |
| 78 | // m_textAlignment = wxALIGN_TOP_LEFT; |
| 79 | m_backgroundMode = wxTRANSPARENT; |
| 80 | |
| 81 | m_textForegroundColour = *wxBLACK; |
| 82 | m_textBackgroundColour = *wxWHITE; |
| 83 | m_pen = *wxBLACK_PEN; |
| 84 | m_font = *wxNORMAL_FONT; |
| 85 | m_brush = *wxTRANSPARENT_BRUSH; |
| 86 | m_backgroundBrush = *wxWHITE_BRUSH; |
| 87 | |
| 88 | // m_palette = wxAPP_COLOURMAP; |
| 89 | m_macPort = NULL ; |
| 90 | m_macMask = NULL ; |
| 91 | m_ok = FALSE ; |
| 92 | |
| 93 | m_macFontInstalled = false ; |
| 94 | m_macBrushInstalled = false ; |
| 95 | m_macPenInstalled = false ; |
| 96 | |
| 97 | m_macPortId = 0 ; |
| 98 | m_macLocalOrigin.h = m_macLocalOrigin.v = 0 ; |
| 99 | m_macClipRect.left = -32000 ; |
| 100 | m_macClipRect.top = -32000 ; |
| 101 | m_macClipRect.right = 32000 ; |
| 102 | m_macClipRect.bottom = 32000 ; |
| 103 | ::GetPort( &m_macOrigPort ) ; |
| 104 | }; |
| 105 | |
| 106 | wxDC::~wxDC(void) |
| 107 | { |
| 108 | if ( !m_macPortHelper.IsCleared() ) |
| 109 | { |
| 110 | GrafPtr port ; |
| 111 | GetPort( &port ) ; |
| 112 | SetPort( m_macPortHelper.GetCurrentPort() ) ; |
| 113 | SetOrigin( 0 , 0 ) ; |
| 114 | SetPort( port ) ; |
| 115 | } |
| 116 | /* |
| 117 | if ( m_macPort ) |
| 118 | { |
| 119 | ::SetPort( m_macPort ) ; |
| 120 | ::SetOrigin( 0 , 0 ) ; |
| 121 | ::ClipRect( &m_macPort->portRect ) ; |
| 122 | ::PenNormal() ; |
| 123 | ::SetPort( m_macOrigPort ) ; |
| 124 | } |
| 125 | */ |
| 126 | ++m_macCurrentPortId ; |
| 127 | }; |
| 128 | |
| 129 | void wxDC::MacSetupPort() const |
| 130 | { |
| 131 | AGAPortHelper* help = &m_macPortHelper ; |
| 132 | help->Setup( m_macPort ) ; |
| 133 | m_macPortId = ++m_macCurrentPortId ; |
| 134 | ::SetOrigin(-m_macLocalOrigin.h, -m_macLocalOrigin.v); |
| 135 | ::ClipRect(&m_macClipRect); |
| 136 | |
| 137 | m_macFontInstalled = false ; |
| 138 | m_macBrushInstalled = false ; |
| 139 | m_macPenInstalled = false ; |
| 140 | } |
| 141 | |
| 142 | void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask ) |
| 143 | { |
| 144 | float scale = 1.0 ; |
| 145 | |
| 146 | if (!Ok()) |
| 147 | return; |
| 148 | MacVerifySetup() ; |
| 149 | |
| 150 | long xx1 = XLOG2DEV(x); |
| 151 | long yy1 = YLOG2DEV(y); |
| 152 | |
| 153 | { |
| 154 | wxBitmapRefData * bmap = (wxBitmapRefData*) ( bmp.GetRefData()) ; |
| 155 | |
| 156 | if ( bmap ) |
| 157 | { |
| 158 | if ( bmap->m_bitmapType == kMacBitmapTypePict ) |
| 159 | { |
| 160 | Rect bitmaprect = { 0 , 0 , bmap->m_height * scale , bmap->m_width * scale} ; |
| 161 | ::OffsetRect( &bitmaprect , xx1 , yy1 ) ; |
| 162 | ::DrawPicture( bmap->m_hPict , &bitmaprect ) ; |
| 163 | } |
| 164 | else if ( bmap->m_bitmapType == kMacBitmapTypeGrafWorld ) |
| 165 | { |
| 166 | if ( bmap->m_hBitmap ) |
| 167 | { |
| 168 | GWorldPtr bmapworld = bmap->m_hBitmap ; |
| 169 | PixMapHandle bmappixels ; |
| 170 | RGBColor white = { 0xFFFF, 0xFFFF,0xFFFF} ; |
| 171 | RGBColor black = { 0,0,0} ; |
| 172 | RGBForeColor( &black ) ; |
| 173 | RGBBackColor( &white ) ; |
| 174 | |
| 175 | bmappixels = GetGWorldPixMap( bmapworld ) ; |
| 176 | if ( LockPixels(bmappixels) ) |
| 177 | { |
| 178 | Rect source , dest ; |
| 179 | source.top = 0 ; |
| 180 | source.left = 0 ; |
| 181 | source.right = bmap->m_width ; |
| 182 | source.bottom = bmap->m_height ; |
| 183 | dest.top = YLOG2DEV(y) ; |
| 184 | dest.left = XLOG2DEV(x) ; |
| 185 | dest.bottom = YLOG2DEV(y + bmap->m_height * scale) ; |
| 186 | dest.right = XLOG2DEV(x + bmap->m_width * scale ) ; |
| 187 | |
| 188 | if ( useMask && bmp.GetMask() ) |
| 189 | { |
| 190 | if ( LockPixels( GetGWorldPixMap( bmp.GetMask()->GetMaskBitmap( ) ) ) ) |
| 191 | { |
| 192 | CopyMask( GetPortBitMapForCopyBits( bmapworld ) , GetPortBitMapForCopyBits( bmp.GetMask()->GetMaskBitmap( ) ) , |
| 193 | GetPortBitMapForCopyBits( m_macPort ) , |
| 194 | &source, &source , &dest ) ; |
| 195 | UnlockPixels( GetGWorldPixMap( bmp.GetMask()->GetMaskBitmap( ) ) ) ; |
| 196 | } |
| 197 | } |
| 198 | else |
| 199 | CopyBits( GetPortBitMapForCopyBits( bmapworld ) , GetPortBitMapForCopyBits( m_macPort ), |
| 200 | &source, &dest, srcCopy, NULL ) ; |
| 201 | |
| 202 | UnlockPixels( bmappixels ) ; |
| 203 | } |
| 204 | m_macPenInstalled = false ; |
| 205 | m_macBrushInstalled = false ; |
| 206 | m_macFontInstalled = false ; |
| 207 | } |
| 208 | } |
| 209 | } |
| 210 | } |
| 211 | } |
| 212 | |
| 213 | void wxDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y ) |
| 214 | { |
| 215 | if (!Ok()) |
| 216 | return; |
| 217 | MacVerifySetup() ; |
| 218 | |
| 219 | long xx1 = XLOG2DEV(x); |
| 220 | long yy1 = YLOG2DEV(y); |
| 221 | |
| 222 | { |
| 223 | wxIconRefData * iconref = (wxIconRefData*) ( icon.GetRefData()) ; |
| 224 | |
| 225 | if ( iconref && iconref->m_ok && iconref->m_hIcon ) |
| 226 | { |
| 227 | Rect bitmaprect = { 0 , 0 , iconref->m_height , iconref->m_width } ; |
| 228 | OffsetRect( &bitmaprect , xx1 , yy1 ) ; |
| 229 | PlotCIconHandle( &bitmaprect , atNone , ttNone , iconref->m_hIcon ) ; |
| 230 | } |
| 231 | } |
| 232 | }; |
| 233 | |
| 234 | void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) |
| 235 | { |
| 236 | MacVerifySetup() ; |
| 237 | if( m_clipping ) |
| 238 | { |
| 239 | m_clipX1 = wxMax( m_clipX1 , x ) ; |
| 240 | m_clipY1 = wxMax( m_clipY1 ,y ); |
| 241 | m_clipX2 = wxMin( m_clipX2, (x + width)); |
| 242 | m_clipY2 = wxMin( m_clipY2,(y + height)); |
| 243 | |
| 244 | } |
| 245 | else |
| 246 | { |
| 247 | m_clipping = TRUE; |
| 248 | m_clipX1 = x; |
| 249 | m_clipY1 = y; |
| 250 | m_clipX2 = x + width; |
| 251 | m_clipY2 = y + height; |
| 252 | } |
| 253 | |
| 254 | long x1 = XLOG2DEV(m_clipX1); |
| 255 | long y1 = YLOG2DEV(m_clipY1); |
| 256 | long x2 = XLOG2DEV(m_clipX2); |
| 257 | long y2 = YLOG2DEV(m_clipY2); |
| 258 | |
| 259 | Rect clip = { y1 , x1 , y2 , x2 } ; |
| 260 | |
| 261 | ::ClipRect( &clip ) ; |
| 262 | |
| 263 | }; |
| 264 | |
| 265 | void wxDC::DoSetClippingRegionAsRegion( const wxRegion ®ion ) |
| 266 | { |
| 267 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 268 | |
| 269 | MacVerifySetup() ; |
| 270 | if (region.Empty()) |
| 271 | { |
| 272 | DestroyClippingRegion(); |
| 273 | return; |
| 274 | } |
| 275 | |
| 276 | wxCoord xx, yy, ww, hh; |
| 277 | region.GetBox( xx, yy, ww, hh ); |
| 278 | wxDC::DoSetClippingRegion( xx, yy, ww, hh ); |
| 279 | } |
| 280 | |
| 281 | void wxDC::DestroyClippingRegion(void) |
| 282 | { |
| 283 | MacVerifySetup() ; |
| 284 | m_clipping = FALSE; |
| 285 | // Rect clip = { -32000 , -32000 , 32000 , 32000 } ; |
| 286 | ::ClipRect(&m_macClipRect); |
| 287 | }; |
| 288 | |
| 289 | void wxDC::DoGetSize( int* width, int* height ) const |
| 290 | { |
| 291 | *width = m_maxX-m_minX; |
| 292 | *height = m_maxY-m_minY; |
| 293 | }; |
| 294 | |
| 295 | void wxDC::DoGetSizeMM( int* width, int* height ) const |
| 296 | { |
| 297 | int w = 0; |
| 298 | int h = 0; |
| 299 | GetSize( &w, &h ); |
| 300 | *width = long( double(w) / (m_scaleX*m_mm_to_pix_x) ); |
| 301 | *height = long( double(h) / (m_scaleY*m_mm_to_pix_y) ); |
| 302 | }; |
| 303 | |
| 304 | void wxDC::SetTextForeground( const wxColour &col ) |
| 305 | { |
| 306 | if (!Ok()) return; |
| 307 | m_textForegroundColour = col; |
| 308 | m_macFontInstalled = false ; |
| 309 | }; |
| 310 | |
| 311 | void wxDC::SetTextBackground( const wxColour &col ) |
| 312 | { |
| 313 | if (!Ok()) return; |
| 314 | m_textBackgroundColour = col; |
| 315 | m_macFontInstalled = false ; |
| 316 | }; |
| 317 | |
| 318 | void wxDC::SetMapMode( int mode ) |
| 319 | { |
| 320 | switch (mode) |
| 321 | { |
| 322 | case wxMM_TWIPS: |
| 323 | SetLogicalScale( twips2mm*m_mm_to_pix_x, twips2mm*m_mm_to_pix_y ); |
| 324 | break; |
| 325 | case wxMM_POINTS: |
| 326 | SetLogicalScale( pt2mm*m_mm_to_pix_x, pt2mm*m_mm_to_pix_y ); |
| 327 | break; |
| 328 | case wxMM_METRIC: |
| 329 | SetLogicalScale( m_mm_to_pix_x, m_mm_to_pix_y ); |
| 330 | break; |
| 331 | case wxMM_LOMETRIC: |
| 332 | SetLogicalScale( m_mm_to_pix_x/10.0, m_mm_to_pix_y/10.0 ); |
| 333 | break; |
| 334 | default: |
| 335 | case wxMM_TEXT: |
| 336 | SetLogicalScale( 1.0, 1.0 ); |
| 337 | break; |
| 338 | }; |
| 339 | if (mode != wxMM_TEXT) |
| 340 | { |
| 341 | m_needComputeScaleX = TRUE; |
| 342 | m_needComputeScaleY = TRUE; |
| 343 | }; |
| 344 | }; |
| 345 | |
| 346 | void wxDC::SetUserScale( double x, double y ) |
| 347 | { |
| 348 | // allow negative ? -> no |
| 349 | m_userScaleX = x; |
| 350 | m_userScaleY = y; |
| 351 | ComputeScaleAndOrigin(); |
| 352 | }; |
| 353 | |
| 354 | void wxDC::SetLogicalScale( double x, double y ) |
| 355 | { |
| 356 | // allow negative ? |
| 357 | m_logicalScaleX = x; |
| 358 | m_logicalScaleY = y; |
| 359 | ComputeScaleAndOrigin(); |
| 360 | }; |
| 361 | |
| 362 | void wxDC::SetLogicalOrigin( wxCoord x, wxCoord y ) |
| 363 | { |
| 364 | m_logicalOriginX = x * m_signX; // is this still correct ? |
| 365 | m_logicalOriginY = y * m_signY; |
| 366 | ComputeScaleAndOrigin(); |
| 367 | }; |
| 368 | |
| 369 | void wxDC::SetDeviceOrigin( wxCoord x, wxCoord y ) |
| 370 | { |
| 371 | m_externalDeviceOriginX = x; |
| 372 | m_externalDeviceOriginY = y; |
| 373 | ComputeScaleAndOrigin(); |
| 374 | }; |
| 375 | /* |
| 376 | void wxDC::SetInternalDeviceOrigin( long x, long y ) |
| 377 | { |
| 378 | m_internalDeviceOriginX = x; |
| 379 | m_internalDeviceOriginY = y; |
| 380 | ComputeScaleAndOrigin(); |
| 381 | }; |
| 382 | |
| 383 | void wxDC::GetInternalDeviceOrigin( long *x, long *y ) |
| 384 | { |
| 385 | if (x) *x = m_internalDeviceOriginX; |
| 386 | if (y) *y = m_internalDeviceOriginY; |
| 387 | }; |
| 388 | */ |
| 389 | void wxDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp ) |
| 390 | { |
| 391 | m_signX = (xLeftRight ? 1 : -1); |
| 392 | m_signY = (yBottomUp ? -1 : 1); |
| 393 | ComputeScaleAndOrigin(); |
| 394 | }; |
| 395 | /* |
| 396 | |
| 397 | void wxDC::CalcBoundingBox( long x, long y ) |
| 398 | { |
| 399 | if (x < m_minX) m_minX = x; |
| 400 | if (y < m_minY) m_minY = y; |
| 401 | if (x > m_maxX) m_maxX = x; |
| 402 | if (y > m_maxY) m_maxY = y; |
| 403 | }; |
| 404 | */ |
| 405 | wxSize wxDC::GetPPI() const |
| 406 | { |
| 407 | return wxSize(72, 72); |
| 408 | } |
| 409 | |
| 410 | int wxDC::GetDepth() const |
| 411 | { |
| 412 | return wxDisplayDepth() ; |
| 413 | } |
| 414 | |
| 415 | void wxDC::ComputeScaleAndOrigin(void) |
| 416 | { |
| 417 | // CMB: copy scale to see if it changes |
| 418 | double origScaleX = m_scaleX; |
| 419 | double origScaleY = m_scaleY; |
| 420 | |
| 421 | m_scaleX = m_logicalScaleX * m_userScaleX; |
| 422 | m_scaleY = m_logicalScaleY * m_userScaleY; |
| 423 | |
| 424 | m_deviceOriginX = m_internalDeviceOriginX + m_externalDeviceOriginX; |
| 425 | m_deviceOriginY = m_internalDeviceOriginY + m_externalDeviceOriginY; |
| 426 | |
| 427 | // CMB: if scale has changed call SetPen to recalulate the line width |
| 428 | if (m_scaleX != origScaleX || m_scaleY != origScaleY) |
| 429 | { |
| 430 | // TODO : set internal flags for recalc |
| 431 | } |
| 432 | }; |
| 433 | |
| 434 | void wxDC::SetPalette( const wxPalette& palette ) |
| 435 | { |
| 436 | } |
| 437 | |
| 438 | void wxDC::SetBackgroundMode( int mode ) |
| 439 | { |
| 440 | m_backgroundMode = mode ; |
| 441 | } |
| 442 | |
| 443 | void wxDC::SetFont( const wxFont &font ) |
| 444 | { |
| 445 | if (!Ok()) |
| 446 | return; |
| 447 | |
| 448 | MacVerifySetup() ; |
| 449 | |
| 450 | m_font = font; |
| 451 | m_macFontInstalled = false ; |
| 452 | } |
| 453 | |
| 454 | void wxDC::SetPen( const wxPen &pen ) |
| 455 | { |
| 456 | if (!Ok() ) |
| 457 | return; |
| 458 | |
| 459 | MacVerifySetup() ; |
| 460 | |
| 461 | if ( m_pen == pen ) |
| 462 | return ; |
| 463 | |
| 464 | m_pen = pen; |
| 465 | /* |
| 466 | if (!m_pen.Ok()) |
| 467 | return; |
| 468 | */ |
| 469 | m_macPenInstalled = false ; |
| 470 | } |
| 471 | |
| 472 | void wxDC::SetBrush( const wxBrush &brush ) |
| 473 | { |
| 474 | if (!Ok() ) |
| 475 | return; |
| 476 | MacVerifySetup() ; |
| 477 | |
| 478 | if (m_brush == brush) |
| 479 | return; |
| 480 | |
| 481 | m_brush = brush; |
| 482 | m_macBrushInstalled = false ; |
| 483 | } |
| 484 | |
| 485 | void wxDC::SetBackground( const wxBrush &brush ) |
| 486 | { |
| 487 | if (!Ok()) |
| 488 | return; |
| 489 | MacVerifySetup() ; |
| 490 | |
| 491 | if (m_backgroundBrush == brush) |
| 492 | return; |
| 493 | |
| 494 | m_backgroundBrush = brush; |
| 495 | |
| 496 | if (!m_backgroundBrush.Ok()) |
| 497 | return; |
| 498 | m_macBrushInstalled = false ; |
| 499 | } |
| 500 | |
| 501 | void wxDC::SetLogicalFunction( int function ) |
| 502 | { |
| 503 | if (m_logicalFunction == function) |
| 504 | return; |
| 505 | |
| 506 | m_logicalFunction = function ; |
| 507 | m_macFontInstalled = false ; |
| 508 | m_macBrushInstalled = false ; |
| 509 | m_macPenInstalled = false ; |
| 510 | } |
| 511 | |
| 512 | void wxDC::DoFloodFill( wxCoord x, wxCoord y, const wxColour& col, |
| 513 | int style ) |
| 514 | { |
| 515 | } |
| 516 | |
| 517 | bool wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const |
| 518 | { |
| 519 | return true ; |
| 520 | } |
| 521 | |
| 522 | void wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 ) |
| 523 | { |
| 524 | if (!Ok()) |
| 525 | return; |
| 526 | |
| 527 | MacVerifySetup() ; |
| 528 | |
| 529 | if (m_pen.GetStyle() != wxTRANSPARENT) |
| 530 | { |
| 531 | MacInstallPen() ; |
| 532 | int offset = (m_pen.GetWidth() - 1) / 2 ; |
| 533 | long xx1 = XLOG2DEV(x1); |
| 534 | long yy1 = YLOG2DEV(y1); |
| 535 | long xx2 = XLOG2DEV(x2); |
| 536 | long yy2 = YLOG2DEV(y2); |
| 537 | |
| 538 | ::MoveTo(xx1 - offset ,yy1 - offset); |
| 539 | ::LineTo(xx2 - offset , yy2 - offset ); |
| 540 | }; |
| 541 | } |
| 542 | |
| 543 | void wxDC::DoCrossHair( wxCoord x, wxCoord y ) |
| 544 | { |
| 545 | } |
| 546 | |
| 547 | void wxDC::DoDrawArc( wxCoord x1, wxCoord y1, |
| 548 | wxCoord x2, wxCoord y2, |
| 549 | wxCoord xc, wxCoord yc ) |
| 550 | { |
| 551 | } |
| 552 | |
| 553 | void wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h, |
| 554 | double sa, double ea ) |
| 555 | { |
| 556 | } |
| 557 | |
| 558 | void wxDC::DoDrawPoint( wxCoord x, wxCoord y ) |
| 559 | { |
| 560 | if (!Ok()) |
| 561 | return; |
| 562 | |
| 563 | MacVerifySetup() ; |
| 564 | |
| 565 | if (m_pen.GetStyle() != wxTRANSPARENT) |
| 566 | { |
| 567 | MacInstallPen() ; |
| 568 | long xx1 = XLOG2DEV(x); |
| 569 | long yy1 = YLOG2DEV(y); |
| 570 | |
| 571 | ::MoveTo(xx1,yy1); |
| 572 | ::LineTo(xx1+1, yy1+1); |
| 573 | }; |
| 574 | } |
| 575 | |
| 576 | void wxDC::DoDrawLines(int n, wxPoint points[], |
| 577 | wxCoord xoffset, wxCoord yoffset) |
| 578 | { |
| 579 | if (!Ok()) |
| 580 | return; |
| 581 | MacVerifySetup() ; |
| 582 | |
| 583 | if (m_pen.GetStyle() == wxTRANSPARENT) |
| 584 | return; |
| 585 | |
| 586 | MacInstallPen() ; |
| 587 | |
| 588 | int offset = (m_pen.GetWidth() - 1 ) / 2 ; |
| 589 | long x1, x2 , y1 , y2 ; |
| 590 | x1 = XLOG2DEV(points[0].x + xoffset); |
| 591 | y1 = YLOG2DEV(points[0].y + yoffset); |
| 592 | ::MoveTo(x1 - offset ,y1 - offset ); |
| 593 | |
| 594 | for (int i = 0; i < n-1; i++) |
| 595 | { |
| 596 | long x2 = XLOG2DEV(points[i+1].x + xoffset); |
| 597 | long y2 = YLOG2DEV(points[i+1].y + yoffset); |
| 598 | ::LineTo(x2 - offset , y2 - offset ); |
| 599 | } |
| 600 | } |
| 601 | |
| 602 | void wxDC::DoDrawPolygon(int n, wxPoint points[], |
| 603 | wxCoord xoffset, wxCoord yoffset, |
| 604 | int fillStyle ) |
| 605 | { |
| 606 | if (!Ok()) |
| 607 | return; |
| 608 | MacVerifySetup() ; |
| 609 | |
| 610 | PolyHandle polygon = OpenPoly() ; |
| 611 | long x1, x2 , y1 , y2 ; |
| 612 | x1 = XLOG2DEV(points[0].x + xoffset); |
| 613 | y1 = YLOG2DEV(points[0].y + yoffset); |
| 614 | ::MoveTo(x1,y1); |
| 615 | |
| 616 | for (int i = 0; i < n-1; i++) |
| 617 | { |
| 618 | long x2 = XLOG2DEV(points[i+1].x + xoffset); |
| 619 | long y2 = YLOG2DEV(points[i+1].y + yoffset); |
| 620 | ::LineTo(x2, y2); |
| 621 | } |
| 622 | |
| 623 | ClosePoly() ; |
| 624 | if (m_brush.GetStyle() != wxTRANSPARENT) |
| 625 | { |
| 626 | MacInstallBrush() ; |
| 627 | ::PaintPoly( polygon ) ; |
| 628 | }; |
| 629 | |
| 630 | if (m_pen.GetStyle() != wxTRANSPARENT) |
| 631 | { |
| 632 | MacInstallPen() ; |
| 633 | ::FramePoly( polygon ) ; |
| 634 | }; |
| 635 | KillPoly( polygon ) ; |
| 636 | } |
| 637 | |
| 638 | void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) |
| 639 | { |
| 640 | if (!Ok()) |
| 641 | return; |
| 642 | MacVerifySetup() ; |
| 643 | |
| 644 | long xx = XLOG2DEV(x); |
| 645 | long yy = YLOG2DEV(y); |
| 646 | long ww = m_signX * XLOG2DEVREL(width); |
| 647 | long hh = m_signY * YLOG2DEVREL(height); |
| 648 | |
| 649 | // CMB: draw nothing if transformed w or h is 0 |
| 650 | if (ww == 0 || hh == 0) |
| 651 | return; |
| 652 | |
| 653 | // CMB: handle -ve width and/or height |
| 654 | if (ww < 0) |
| 655 | { |
| 656 | ww = -ww; |
| 657 | xx = xx - ww; |
| 658 | } |
| 659 | |
| 660 | if (hh < 0) |
| 661 | { |
| 662 | hh = -hh; |
| 663 | yy = yy - hh; |
| 664 | } |
| 665 | |
| 666 | Rect rect = { yy , xx , yy + hh , xx + ww } ; |
| 667 | |
| 668 | if (m_brush.GetStyle() != wxTRANSPARENT) |
| 669 | { |
| 670 | MacInstallBrush() ; |
| 671 | ::PaintRect( &rect ) ; |
| 672 | }; |
| 673 | |
| 674 | if (m_pen.GetStyle() != wxTRANSPARENT) |
| 675 | { |
| 676 | MacInstallPen() ; |
| 677 | ::FrameRect( &rect ) ; |
| 678 | }; |
| 679 | } |
| 680 | |
| 681 | void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, |
| 682 | wxCoord width, wxCoord height, |
| 683 | double radius) |
| 684 | { |
| 685 | if (!Ok()) |
| 686 | return; |
| 687 | MacVerifySetup() ; |
| 688 | |
| 689 | if (radius < 0.0) |
| 690 | radius = - radius * ((width < height) ? width : height); |
| 691 | |
| 692 | long xx = XLOG2DEV(x); |
| 693 | long yy = YLOG2DEV(y); |
| 694 | long ww = m_signX * XLOG2DEVREL(width); |
| 695 | long hh = m_signY * YLOG2DEVREL(height); |
| 696 | |
| 697 | // CMB: draw nothing if transformed w or h is 0 |
| 698 | if (ww == 0 || hh == 0) |
| 699 | return; |
| 700 | |
| 701 | // CMB: handle -ve width and/or height |
| 702 | if (ww < 0) |
| 703 | { |
| 704 | ww = -ww; |
| 705 | xx = xx - ww; |
| 706 | } |
| 707 | |
| 708 | if (hh < 0) |
| 709 | { |
| 710 | hh = -hh; |
| 711 | yy = yy - hh; |
| 712 | } |
| 713 | |
| 714 | Rect rect = { yy , xx , yy + hh , xx + ww } ; |
| 715 | |
| 716 | if (m_brush.GetStyle() != wxTRANSPARENT) |
| 717 | { |
| 718 | MacInstallBrush() ; |
| 719 | ::PaintRoundRect( &rect , radius * 2 , radius * 2 ) ; |
| 720 | }; |
| 721 | |
| 722 | if (m_pen.GetStyle() != wxTRANSPARENT) |
| 723 | { |
| 724 | MacInstallPen() ; |
| 725 | ::FrameRoundRect( &rect , radius * 2 , radius * 2 ) ; |
| 726 | }; |
| 727 | } |
| 728 | |
| 729 | void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height) |
| 730 | { |
| 731 | if (!Ok()) |
| 732 | return; |
| 733 | MacVerifySetup() ; |
| 734 | |
| 735 | long xx = XLOG2DEV(x); |
| 736 | long yy = YLOG2DEV(y); |
| 737 | long ww = m_signX * XLOG2DEVREL(width); |
| 738 | long hh = m_signY * YLOG2DEVREL(height); |
| 739 | |
| 740 | // CMB: draw nothing if transformed w or h is 0 |
| 741 | if (ww == 0 || hh == 0) |
| 742 | return; |
| 743 | |
| 744 | // CMB: handle -ve width and/or height |
| 745 | if (ww < 0) |
| 746 | { |
| 747 | ww = -ww; |
| 748 | xx = xx - ww; |
| 749 | } |
| 750 | |
| 751 | if (hh < 0) |
| 752 | { |
| 753 | hh = -hh; |
| 754 | yy = yy - hh; |
| 755 | } |
| 756 | |
| 757 | Rect rect = { yy , xx , yy + hh , xx + ww } ; |
| 758 | |
| 759 | if (m_brush.GetStyle() != wxTRANSPARENT) |
| 760 | { |
| 761 | MacInstallBrush() ; |
| 762 | ::PaintOval( &rect ) ; |
| 763 | }; |
| 764 | |
| 765 | if (m_pen.GetStyle() != wxTRANSPARENT) |
| 766 | { |
| 767 | MacInstallPen() ; |
| 768 | ::FrameOval( &rect ) ; |
| 769 | }; |
| 770 | } |
| 771 | |
| 772 | // ----------------------------------- spline code ---------------------------------------- |
| 773 | |
| 774 | static void wx_quadratic_spline(double a1, double b1, double a2, double b2, |
| 775 | double a3, double b3, double a4, double b4); |
| 776 | static void wx_clear_stack(void); |
| 777 | static int wx_spline_pop(double *x1, double *y1, double *x2, double *y2, double *x3, |
| 778 | double *y3, double *x4, double *y4); |
| 779 | static void wx_spline_push(double x1, double y1, double x2, double y2, double x3, double y3, |
| 780 | double x4, double y4); |
| 781 | static bool wx_spline_add_point(double x, double y); |
| 782 | static void wx_spline_draw_point_array(wxDC *dc); |
| 783 | |
| 784 | static wxList wx_spline_point_list; |
| 785 | |
| 786 | #define half(z1, z2) ((z1+z2)/2.0) |
| 787 | #define THRESHOLD 5 |
| 788 | |
| 789 | /* iterative version */ |
| 790 | |
| 791 | static void wx_quadratic_spline(double a1, double b1, double a2, double b2, double a3, double b3, double a4, |
| 792 | double b4) |
| 793 | { |
| 794 | register double xmid, ymid; |
| 795 | double x1, y1, x2, y2, x3, y3, x4, y4; |
| 796 | |
| 797 | wx_clear_stack(); |
| 798 | wx_spline_push(a1, b1, a2, b2, a3, b3, a4, b4); |
| 799 | |
| 800 | while (wx_spline_pop(&x1, &y1, &x2, &y2, &x3, &y3, &x4, &y4)) { |
| 801 | xmid = (double)half(x2, x3); |
| 802 | ymid = (double)half(y2, y3); |
| 803 | if (fabs(x1 - xmid) < THRESHOLD && fabs(y1 - ymid) < THRESHOLD && |
| 804 | fabs(xmid - x4) < THRESHOLD && fabs(ymid - y4) < THRESHOLD) { |
| 805 | wx_spline_add_point( x1, y1 ); |
| 806 | wx_spline_add_point( xmid, ymid ); |
| 807 | } else { |
| 808 | wx_spline_push(xmid, ymid, (double)half(xmid, x3), (double)half(ymid, y3), |
| 809 | (double)half(x3, x4), (double)half(y3, y4), x4, y4); |
| 810 | wx_spline_push(x1, y1, (double)half(x1, x2), (double)half(y1, y2), |
| 811 | (double)half(x2, xmid), (double)half(y2, ymid), xmid, ymid); |
| 812 | } |
| 813 | } |
| 814 | } |
| 815 | |
| 816 | /* utilities used by spline drawing routines */ |
| 817 | |
| 818 | typedef struct wx_spline_stack_struct { |
| 819 | double x1, y1, x2, y2, x3, y3, x4, y4; |
| 820 | } Stack; |
| 821 | |
| 822 | #define SPLINE_STACK_DEPTH 20 |
| 823 | static Stack wx_spline_stack[SPLINE_STACK_DEPTH]; |
| 824 | static Stack *wx_stack_top; |
| 825 | static int wx_stack_count; |
| 826 | |
| 827 | static void wx_clear_stack(void) |
| 828 | { |
| 829 | wx_stack_top = wx_spline_stack; |
| 830 | wx_stack_count = 0; |
| 831 | } |
| 832 | |
| 833 | static void wx_spline_push(double x1, double y1, double x2, double y2, double x3, double y3, double x4, double y4) |
| 834 | { |
| 835 | wx_stack_top->x1 = x1; |
| 836 | wx_stack_top->y1 = y1; |
| 837 | wx_stack_top->x2 = x2; |
| 838 | wx_stack_top->y2 = y2; |
| 839 | wx_stack_top->x3 = x3; |
| 840 | wx_stack_top->y3 = y3; |
| 841 | wx_stack_top->x4 = x4; |
| 842 | wx_stack_top->y4 = y4; |
| 843 | wx_stack_top++; |
| 844 | wx_stack_count++; |
| 845 | } |
| 846 | |
| 847 | static int wx_spline_pop(double *x1, double *y1, double *x2, double *y2, |
| 848 | double *x3, double *y3, double *x4, double *y4) |
| 849 | { |
| 850 | if (wx_stack_count == 0) |
| 851 | return (0); |
| 852 | wx_stack_top--; |
| 853 | wx_stack_count--; |
| 854 | *x1 = wx_stack_top->x1; |
| 855 | *y1 = wx_stack_top->y1; |
| 856 | *x2 = wx_stack_top->x2; |
| 857 | *y2 = wx_stack_top->y2; |
| 858 | *x3 = wx_stack_top->x3; |
| 859 | *y3 = wx_stack_top->y3; |
| 860 | *x4 = wx_stack_top->x4; |
| 861 | *y4 = wx_stack_top->y4; |
| 862 | return (1); |
| 863 | } |
| 864 | |
| 865 | static bool wx_spline_add_point(double x, double y) |
| 866 | { |
| 867 | wxPoint *point = new wxPoint ; |
| 868 | point->x = (int) x; |
| 869 | point->y = (int) y; |
| 870 | wx_spline_point_list.Append((wxObject*)point); |
| 871 | return TRUE; |
| 872 | } |
| 873 | |
| 874 | static void wx_spline_draw_point_array(wxDC *dc) |
| 875 | { |
| 876 | dc->DrawLines(&wx_spline_point_list, 0, 0 ); |
| 877 | wxNode *node = wx_spline_point_list.First(); |
| 878 | while (node) |
| 879 | { |
| 880 | wxPoint *point = (wxPoint *)node->Data(); |
| 881 | delete point; |
| 882 | delete node; |
| 883 | node = wx_spline_point_list.First(); |
| 884 | } |
| 885 | } |
| 886 | |
| 887 | void wxDC::DoDrawSpline(wxList *points) |
| 888 | { |
| 889 | wxPoint *p; |
| 890 | double cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4; |
| 891 | double x1, y1, x2, y2; |
| 892 | |
| 893 | wxNode *node = points->First(); |
| 894 | p = (wxPoint *)node->Data(); |
| 895 | |
| 896 | x1 = p->x; |
| 897 | y1 = p->y; |
| 898 | |
| 899 | node = node->Next(); |
| 900 | p = (wxPoint *)node->Data(); |
| 901 | |
| 902 | x2 = p->x; |
| 903 | y2 = p->y; |
| 904 | cx1 = (double)((x1 + x2) / 2); |
| 905 | cy1 = (double)((y1 + y2) / 2); |
| 906 | cx2 = (double)((cx1 + x2) / 2); |
| 907 | cy2 = (double)((cy1 + y2) / 2); |
| 908 | |
| 909 | wx_spline_add_point(x1, y1); |
| 910 | |
| 911 | while ((node = node->Next()) != NULL) |
| 912 | { |
| 913 | p = (wxPoint *)node->Data(); |
| 914 | x1 = x2; |
| 915 | y1 = y2; |
| 916 | x2 = p->x; |
| 917 | y2 = p->y; |
| 918 | cx4 = (double)(x1 + x2) / 2; |
| 919 | cy4 = (double)(y1 + y2) / 2; |
| 920 | cx3 = (double)(x1 + cx4) / 2; |
| 921 | cy3 = (double)(y1 + cy4) / 2; |
| 922 | |
| 923 | wx_quadratic_spline(cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4); |
| 924 | |
| 925 | cx1 = cx4; |
| 926 | cy1 = cy4; |
| 927 | cx2 = (double)(cx1 + x2) / 2; |
| 928 | cy2 = (double)(cy1 + y2) / 2; |
| 929 | } |
| 930 | |
| 931 | wx_spline_add_point( cx1, cy1 ); |
| 932 | wx_spline_add_point( x2, y2 ); |
| 933 | |
| 934 | wx_spline_draw_point_array( this ); |
| 935 | } |
| 936 | |
| 937 | |
| 938 | |
| 939 | bool wxDC::CanDrawBitmap(void) const |
| 940 | { |
| 941 | return true ; |
| 942 | } |
| 943 | |
| 944 | |
| 945 | bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, |
| 946 | wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask ) |
| 947 | { |
| 948 | if (!Ok()) return FALSE; |
| 949 | MacVerifySetup() ; |
| 950 | |
| 951 | CGrafPtr sourcePort = (CGrafPtr) source->m_macPort ; |
| 952 | PixMapHandle bmappixels = GetGWorldPixMap( sourcePort ) ; |
| 953 | RGBColor white = { 0xFFFF, 0xFFFF,0xFFFF} ; |
| 954 | RGBColor black = { 0,0,0} ; |
| 955 | RGBForeColor( &m_textForegroundColour.GetPixel() ) ; |
| 956 | RGBBackColor( &m_textBackgroundColour.GetPixel() ) ; |
| 957 | |
| 958 | if ( LockPixels(bmappixels) ) |
| 959 | { |
| 960 | Rect srcrect , dstrect ; |
| 961 | srcrect.top = source->YLOG2DEV(ysrc) ; |
| 962 | srcrect.left = source->XLOG2DEV(xsrc) ; |
| 963 | srcrect.right = source->XLOG2DEV(xsrc + width ) ; |
| 964 | srcrect.bottom = source->YLOG2DEV(ysrc + height) ; |
| 965 | dstrect.top = YLOG2DEV(ydest) ; |
| 966 | dstrect.left = XLOG2DEV(xdest) ; |
| 967 | dstrect.bottom = YLOG2DEV(ydest + height ) ; |
| 968 | dstrect.right = XLOG2DEV(xdest + width ) ; |
| 969 | |
| 970 | short mode = (logical_func == wxCOPY ? srcCopy : |
| 971 | // logical_func == wxCLEAR ? WHITENESS : |
| 972 | // logical_func == wxSET ? BLACKNESS : |
| 973 | logical_func == wxINVERT ? hilite : |
| 974 | // logical_func == wxAND ? MERGECOPY : |
| 975 | logical_func == wxOR ? srcOr : |
| 976 | logical_func == wxSRC_INVERT ? notSrcCopy : |
| 977 | logical_func == wxXOR ? srcXor : |
| 978 | // logical_func == wxOR_REVERSE ? MERGEPAINT : |
| 979 | // logical_func == wxAND_REVERSE ? SRCERASE : |
| 980 | // logical_func == wxSRC_OR ? srcOr : |
| 981 | // logical_func == wxSRC_AND ? SRCAND : |
| 982 | srcCopy ); |
| 983 | |
| 984 | if ( useMask && source->m_macMask ) |
| 985 | { |
| 986 | wxASSERT( mode == srcCopy ) ; |
| 987 | if ( LockPixels( GetGWorldPixMap( source->m_macMask ) ) ) |
| 988 | { |
| 989 | CopyMask( GetPortBitMapForCopyBits( sourcePort ) , GetPortBitMapForCopyBits( source->m_macMask ) , |
| 990 | GetPortBitMapForCopyBits( m_macPort ) , |
| 991 | &srcrect, &srcrect , &dstrect ) ; |
| 992 | UnlockPixels( GetGWorldPixMap( source->m_macMask ) ) ; |
| 993 | } |
| 994 | } |
| 995 | else |
| 996 | { |
| 997 | CopyBits( GetPortBitMapForCopyBits( sourcePort ) , GetPortBitMapForCopyBits( m_macPort ) , |
| 998 | &srcrect, &dstrect, mode, NULL ) ; |
| 999 | } |
| 1000 | UnlockPixels( bmappixels ) ; |
| 1001 | } |
| 1002 | |
| 1003 | m_macPenInstalled = false ; |
| 1004 | m_macBrushInstalled = false ; |
| 1005 | m_macFontInstalled = false ; |
| 1006 | |
| 1007 | return TRUE; |
| 1008 | } |
| 1009 | |
| 1010 | void wxDC::DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, |
| 1011 | double angle) |
| 1012 | { |
| 1013 | } |
| 1014 | void wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y) |
| 1015 | { |
| 1016 | if (!Ok()) |
| 1017 | return; |
| 1018 | MacVerifySetup() ; |
| 1019 | |
| 1020 | long xx = XLOG2DEV(x); |
| 1021 | long yy = YLOG2DEV(y); |
| 1022 | |
| 1023 | // if (m_pen.GetStyle() != wxTRANSPARENT) |
| 1024 | { |
| 1025 | MacInstallFont() ; |
| 1026 | /* |
| 1027 | Rect clip = { -32000 , -32000 , 32000 , 32000 } ; |
| 1028 | |
| 1029 | ::ClipRect( &clip ) ; |
| 1030 | */ |
| 1031 | |
| 1032 | FontInfo fi ; |
| 1033 | ::GetFontInfo( &fi ) ; |
| 1034 | |
| 1035 | yy += fi.ascent ; |
| 1036 | ::MoveTo( xx , yy ); |
| 1037 | if ( m_backgroundMode == wxTRANSPARENT ) |
| 1038 | { |
| 1039 | ::TextMode( srcOr) ; |
| 1040 | } |
| 1041 | else |
| 1042 | { |
| 1043 | ::TextMode( srcCopy ) ; |
| 1044 | } |
| 1045 | |
| 1046 | const char *text = NULL ; |
| 1047 | int length = 0 ; |
| 1048 | wxString macText ; |
| 1049 | |
| 1050 | if ( wxApp::s_macDefaultEncodingIsPC ) |
| 1051 | { |
| 1052 | macText = wxMacMakeMacStringFromPC( strtext ) ; |
| 1053 | text = macText ; |
| 1054 | length = macText.Length() ; |
| 1055 | } |
| 1056 | else |
| 1057 | { |
| 1058 | text = strtext ; |
| 1059 | length = strtext.Length() ; |
| 1060 | } |
| 1061 | |
| 1062 | int laststop = 0 ; |
| 1063 | int i = 0 ; |
| 1064 | int line = 0 ; |
| 1065 | |
| 1066 | while( i < length ) |
| 1067 | { |
| 1068 | if( text[i] == 13 || text[i] == 10) |
| 1069 | { |
| 1070 | ::DrawText( text , laststop , i - laststop ) ; |
| 1071 | line++ ; |
| 1072 | ::MoveTo( xx , yy + line*(fi.descent + fi.ascent + fi.leading) ); |
| 1073 | laststop = i+1 ; |
| 1074 | } |
| 1075 | i++ ; |
| 1076 | } |
| 1077 | |
| 1078 | ::DrawText( text , laststop , i - laststop ) ; |
| 1079 | ::TextMode( srcOr ) ; |
| 1080 | } |
| 1081 | } |
| 1082 | |
| 1083 | bool wxDC::CanGetTextExtent(void) const |
| 1084 | { |
| 1085 | if ( !Ok() ) |
| 1086 | return false ; |
| 1087 | |
| 1088 | return true ; |
| 1089 | } |
| 1090 | |
| 1091 | void wxDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoord *height, |
| 1092 | wxCoord *descent, wxCoord *externalLeading , |
| 1093 | wxFont *theFont ) const |
| 1094 | { |
| 1095 | if (!Ok()) |
| 1096 | return; |
| 1097 | |
| 1098 | MacVerifySetup() ; |
| 1099 | |
| 1100 | wxFont formerFont = m_font ; |
| 1101 | |
| 1102 | if ( theFont ) |
| 1103 | { |
| 1104 | wxFontRefData * font = (wxFontRefData*) m_font.GetRefData() ; |
| 1105 | |
| 1106 | if ( font ) |
| 1107 | { |
| 1108 | ::TextFont( font->m_macFontNum ) ; |
| 1109 | ::TextSize( YLOG2DEVREL( font->m_macFontSize) ) ; |
| 1110 | ::TextFace( font->m_macFontStyle ) ; |
| 1111 | } |
| 1112 | } |
| 1113 | else |
| 1114 | { |
| 1115 | MacInstallFont() ; |
| 1116 | } |
| 1117 | |
| 1118 | FontInfo fi ; |
| 1119 | ::GetFontInfo( &fi ) ; |
| 1120 | |
| 1121 | if ( height ) |
| 1122 | *height = YDEV2LOGREL( fi.descent + fi.ascent ) ; |
| 1123 | if ( descent ) |
| 1124 | *descent =YDEV2LOGREL( fi.descent ); |
| 1125 | if ( externalLeading ) |
| 1126 | *externalLeading = YDEV2LOGREL( fi.leading ) ; |
| 1127 | |
| 1128 | const char *text = NULL ; |
| 1129 | int length = 0 ; |
| 1130 | wxString macText ; |
| 1131 | if ( wxApp::s_macDefaultEncodingIsPC ) |
| 1132 | { |
| 1133 | macText = wxMacMakeMacStringFromPC( string ) ; |
| 1134 | text = macText ; |
| 1135 | length = macText.Length() ; |
| 1136 | } |
| 1137 | else |
| 1138 | { |
| 1139 | text = string ; |
| 1140 | length = string.Length() ; |
| 1141 | } |
| 1142 | |
| 1143 | int laststop = 0 ; |
| 1144 | int i = 0 ; |
| 1145 | int curwidth = 0 ; |
| 1146 | if ( width ) |
| 1147 | { |
| 1148 | *width = 0 ; |
| 1149 | |
| 1150 | while( i < length ) |
| 1151 | { |
| 1152 | if( text[i] == 13 || text[i] == 10) |
| 1153 | { |
| 1154 | if ( height ) |
| 1155 | *height += YDEV2LOGREL( fi.descent + fi.ascent + fi.leading ) ; |
| 1156 | curwidth = ::TextWidth( text , laststop , i - laststop ) ; |
| 1157 | if ( curwidth > *width ) |
| 1158 | *width = XDEV2LOGREL( curwidth ) ; |
| 1159 | laststop = i+1 ; |
| 1160 | } |
| 1161 | i++ ; |
| 1162 | } |
| 1163 | |
| 1164 | curwidth = ::TextWidth( text , laststop , i - laststop ) ; |
| 1165 | if ( curwidth > *width ) |
| 1166 | *width = XDEV2LOGREL( curwidth ) ; |
| 1167 | } |
| 1168 | |
| 1169 | if ( theFont ) |
| 1170 | { |
| 1171 | m_macFontInstalled = false ; |
| 1172 | } |
| 1173 | } |
| 1174 | |
| 1175 | wxCoord wxDC::GetCharWidth(void) const |
| 1176 | { |
| 1177 | if (!Ok()) |
| 1178 | return 1; |
| 1179 | |
| 1180 | MacVerifySetup() ; |
| 1181 | |
| 1182 | MacInstallFont() ; |
| 1183 | |
| 1184 | FontInfo fi ; |
| 1185 | ::GetFontInfo( &fi ) ; |
| 1186 | |
| 1187 | return YDEV2LOGREL((fi.descent + fi.ascent) / 2) ; |
| 1188 | } |
| 1189 | |
| 1190 | wxCoord wxDC::GetCharHeight(void) const |
| 1191 | { |
| 1192 | if (!Ok()) |
| 1193 | return 1; |
| 1194 | |
| 1195 | MacVerifySetup() ; |
| 1196 | |
| 1197 | MacInstallFont() ; |
| 1198 | |
| 1199 | FontInfo fi ; |
| 1200 | ::GetFontInfo( &fi ) ; |
| 1201 | |
| 1202 | return YDEV2LOGREL( fi.descent + fi.ascent ); |
| 1203 | } |
| 1204 | |
| 1205 | void wxDC::Clear(void) |
| 1206 | { |
| 1207 | if (!Ok()) |
| 1208 | return; |
| 1209 | MacVerifySetup() ; |
| 1210 | Rect rect = { -32767 , -32767 , 32767 , 32767 } ; |
| 1211 | |
| 1212 | if (m_backgroundBrush.GetStyle() != wxTRANSPARENT) |
| 1213 | { |
| 1214 | MacInstallBrush() ; |
| 1215 | ::EraseRect( &rect ) ; |
| 1216 | }; |
| 1217 | } |
| 1218 | |
| 1219 | void wxDC::MacInstallFont() const |
| 1220 | { |
| 1221 | if (!Ok()) |
| 1222 | return; |
| 1223 | MacVerifySetup() ; |
| 1224 | |
| 1225 | if ( m_macFontInstalled ) |
| 1226 | return ; |
| 1227 | Pattern blackColor ; |
| 1228 | |
| 1229 | wxFontRefData * font = (wxFontRefData*) m_font.GetRefData() ; |
| 1230 | |
| 1231 | if ( font ) |
| 1232 | { |
| 1233 | ::TextFont( font->m_macFontNum ) ; |
| 1234 | ::TextSize( m_scaleY * font->m_macFontSize ) ; |
| 1235 | ::TextFace( font->m_macFontStyle ) ; |
| 1236 | |
| 1237 | m_macFontInstalled = true ; |
| 1238 | m_macBrushInstalled = false ; |
| 1239 | m_macPenInstalled = false ; |
| 1240 | |
| 1241 | ::RGBForeColor(&m_textForegroundColour.GetPixel() ); |
| 1242 | ::RGBBackColor(&m_textBackgroundColour.GetPixel() ); |
| 1243 | } |
| 1244 | else |
| 1245 | { |
| 1246 | short fontnum ; |
| 1247 | |
| 1248 | GetFNum( "\pGeneva" , &fontnum ) ; |
| 1249 | ::TextFont( fontnum ) ; |
| 1250 | ::TextSize( m_scaleY * 10 ) ; |
| 1251 | ::TextFace( 0 ) ; |
| 1252 | |
| 1253 | // todo reset after spacing changes - or store the current spacing somewhere |
| 1254 | |
| 1255 | m_macFontInstalled = true ; |
| 1256 | m_macBrushInstalled = false ; |
| 1257 | m_macPenInstalled = false ; |
| 1258 | ::RGBForeColor( &(m_textForegroundColour.GetPixel()) ); |
| 1259 | ::RGBBackColor(&m_textBackgroundColour.GetPixel() ); |
| 1260 | } |
| 1261 | |
| 1262 | |
| 1263 | short mode = patCopy ; |
| 1264 | |
| 1265 | // todo : |
| 1266 | |
| 1267 | switch( m_logicalFunction ) |
| 1268 | { |
| 1269 | case wxCOPY: // src |
| 1270 | mode = patCopy ; |
| 1271 | break ; |
| 1272 | case wxINVERT: // NOT dst |
| 1273 | ::PenPat(GetQDGlobalsBlack(&blackColor)); |
| 1274 | mode = patXor ; |
| 1275 | break ; |
| 1276 | case wxXOR: // src XOR dst |
| 1277 | mode = patXor ; |
| 1278 | break ; |
| 1279 | case wxOR_REVERSE: // src OR (NOT dst) |
| 1280 | mode = notPatOr ; |
| 1281 | break ; |
| 1282 | case wxSRC_INVERT: // (NOT src) |
| 1283 | mode = notPatCopy ; |
| 1284 | break ; |
| 1285 | |
| 1286 | // unsupported TODO |
| 1287 | |
| 1288 | case wxCLEAR: // 0 |
| 1289 | case wxAND_REVERSE:// src AND (NOT dst) |
| 1290 | case wxAND: // src AND dst |
| 1291 | case wxAND_INVERT: // (NOT src) AND dst |
| 1292 | case wxNO_OP: // dst |
| 1293 | case wxNOR: // (NOT src) AND (NOT dst) |
| 1294 | case wxEQUIV: // (NOT src) XOR dst |
| 1295 | case wxOR_INVERT: // (NOT src) OR dst |
| 1296 | case wxNAND: // (NOT src) OR (NOT dst) |
| 1297 | case wxOR: // src OR dst |
| 1298 | case wxSET: // 1 |
| 1299 | // case wxSRC_OR: // source _bitmap_ OR destination |
| 1300 | // case wxSRC_AND: // source _bitmap_ AND destination |
| 1301 | break ; |
| 1302 | } |
| 1303 | ::PenMode( mode ) ; |
| 1304 | } |
| 1305 | |
| 1306 | static void wxMacGetHatchPattern(int hatchStyle, Pattern *pattern) |
| 1307 | { |
| 1308 | int thePatListID = sysPatListID; |
| 1309 | int theIndex; |
| 1310 | switch(hatchStyle) |
| 1311 | { |
| 1312 | case wxBDIAGONAL_HATCH: |
| 1313 | theIndex = 34; // WCH: this is not good |
| 1314 | break; |
| 1315 | case wxFDIAGONAL_HATCH: |
| 1316 | theIndex = 26; |
| 1317 | break; |
| 1318 | case wxCROSS_HATCH: |
| 1319 | theIndex = 5; |
| 1320 | break; |
| 1321 | case wxHORIZONTAL_HATCH: |
| 1322 | theIndex = 25; |
| 1323 | break; |
| 1324 | case wxVERTICAL_HATCH: |
| 1325 | theIndex = 6; |
| 1326 | break; |
| 1327 | case wxCROSSDIAG_HATCH: |
| 1328 | theIndex = 4; // WCH: this is not good |
| 1329 | break; |
| 1330 | default: |
| 1331 | theIndex = 1; // solid pattern |
| 1332 | break; |
| 1333 | } |
| 1334 | GetIndPattern( pattern, thePatListID, theIndex); |
| 1335 | } |
| 1336 | |
| 1337 | void wxDC::MacInstallPen() const |
| 1338 | { |
| 1339 | if (!Ok()) |
| 1340 | return; |
| 1341 | MacVerifySetup() ; |
| 1342 | |
| 1343 | Pattern blackColor; |
| 1344 | |
| 1345 | if ( m_macPenInstalled ) |
| 1346 | return ; |
| 1347 | |
| 1348 | ::RGBForeColor(&m_pen.GetColour().GetPixel() ); |
| 1349 | ::RGBBackColor(&m_backgroundBrush.GetColour().GetPixel() ); |
| 1350 | |
| 1351 | ::PenNormal() ; |
| 1352 | int penWidth = m_pen.GetWidth(); |
| 1353 | ::PenSize(penWidth, penWidth); |
| 1354 | |
| 1355 | int penStyle = m_pen.GetStyle(); |
| 1356 | |
| 1357 | if (penStyle == wxSOLID) |
| 1358 | ::PenPat(GetQDGlobalsBlack(&blackColor)); |
| 1359 | else if (IS_HATCH(penStyle)) |
| 1360 | { |
| 1361 | Pattern pat ; |
| 1362 | wxMacGetHatchPattern(penStyle, &pat); |
| 1363 | ::PenPat(&pat); |
| 1364 | } |
| 1365 | else |
| 1366 | { |
| 1367 | ::PenPat(GetQDGlobalsBlack(&blackColor)); |
| 1368 | } |
| 1369 | |
| 1370 | short mode = patCopy ; |
| 1371 | |
| 1372 | // todo : |
| 1373 | |
| 1374 | switch( m_logicalFunction ) |
| 1375 | { |
| 1376 | case wxCOPY: // src |
| 1377 | mode = patCopy ; |
| 1378 | break ; |
| 1379 | case wxINVERT: // NOT dst |
| 1380 | ::PenPat(GetQDGlobalsBlack(&blackColor)); |
| 1381 | mode = patXor ; |
| 1382 | break ; |
| 1383 | case wxXOR: // src XOR dst |
| 1384 | mode = patXor ; |
| 1385 | break ; |
| 1386 | case wxOR_REVERSE: // src OR (NOT dst) |
| 1387 | mode = notPatOr ; |
| 1388 | break ; |
| 1389 | case wxSRC_INVERT: // (NOT src) |
| 1390 | mode = notPatCopy ; |
| 1391 | break ; |
| 1392 | |
| 1393 | // unsupported TODO |
| 1394 | |
| 1395 | case wxCLEAR: // 0 |
| 1396 | case wxAND_REVERSE:// src AND (NOT dst) |
| 1397 | case wxAND: // src AND dst |
| 1398 | case wxAND_INVERT: // (NOT src) AND dst |
| 1399 | case wxNO_OP: // dst |
| 1400 | case wxNOR: // (NOT src) AND (NOT dst) |
| 1401 | case wxEQUIV: // (NOT src) XOR dst |
| 1402 | case wxOR_INVERT: // (NOT src) OR dst |
| 1403 | case wxNAND: // (NOT src) OR (NOT dst) |
| 1404 | case wxOR: // src OR dst |
| 1405 | case wxSET: // 1 |
| 1406 | // case wxSRC_OR: // source _bitmap_ OR destination |
| 1407 | // case wxSRC_AND: // source _bitmap_ AND destination |
| 1408 | break ; |
| 1409 | } |
| 1410 | ::PenMode( mode ) ; |
| 1411 | m_macPenInstalled = true ; |
| 1412 | m_macBrushInstalled = false ; |
| 1413 | m_macFontInstalled = false ; |
| 1414 | } |
| 1415 | |
| 1416 | void wxDC::MacInstallBrush() const |
| 1417 | { |
| 1418 | if (!Ok()) |
| 1419 | return; |
| 1420 | MacVerifySetup() ; |
| 1421 | Pattern blackColor, whiteColor ; |
| 1422 | if ( m_macBrushInstalled ) |
| 1423 | return ; |
| 1424 | |
| 1425 | // foreground |
| 1426 | |
| 1427 | ::RGBForeColor(&m_brush.GetColour().GetPixel() ); |
| 1428 | ::RGBBackColor(&m_backgroundBrush.GetColour().GetPixel() ); |
| 1429 | |
| 1430 | int brushStyle = m_brush.GetStyle(); |
| 1431 | if (brushStyle == wxSOLID) |
| 1432 | ::PenPat(GetQDGlobalsBlack(&blackColor)); |
| 1433 | else if (IS_HATCH(brushStyle)) |
| 1434 | { |
| 1435 | Pattern pat ; |
| 1436 | wxMacGetHatchPattern(brushStyle, &pat); |
| 1437 | ::PenPat(&pat); |
| 1438 | } |
| 1439 | else |
| 1440 | { |
| 1441 | ::PenPat(GetQDGlobalsBlack(&blackColor)); |
| 1442 | } |
| 1443 | |
| 1444 | |
| 1445 | // background |
| 1446 | |
| 1447 | brushStyle = m_backgroundBrush.GetStyle(); |
| 1448 | if (brushStyle == wxSOLID) |
| 1449 | ::BackPat(GetQDGlobalsWhite(&whiteColor)); |
| 1450 | else if (IS_HATCH(brushStyle)) |
| 1451 | { |
| 1452 | Pattern pat ; |
| 1453 | wxMacGetHatchPattern(brushStyle, &pat); |
| 1454 | ::BackPat(&pat); |
| 1455 | } |
| 1456 | else |
| 1457 | { |
| 1458 | ::BackPat(GetQDGlobalsWhite(&whiteColor)); |
| 1459 | } |
| 1460 | |
| 1461 | short mode = patCopy ; |
| 1462 | |
| 1463 | // todo : |
| 1464 | |
| 1465 | switch( m_logicalFunction ) |
| 1466 | { |
| 1467 | case wxCOPY: // src |
| 1468 | mode = patCopy ; |
| 1469 | break ; |
| 1470 | case wxINVERT: // NOT dst |
| 1471 | ::PenPat(GetQDGlobalsBlack(&blackColor)); |
| 1472 | mode = patXor ; |
| 1473 | break ; |
| 1474 | case wxXOR: // src XOR dst |
| 1475 | mode = patXor ; |
| 1476 | break ; |
| 1477 | case wxOR_REVERSE: // src OR (NOT dst) |
| 1478 | mode = notPatOr ; |
| 1479 | break ; |
| 1480 | case wxSRC_INVERT: // (NOT src) |
| 1481 | mode = notPatCopy ; |
| 1482 | break ; |
| 1483 | |
| 1484 | // unsupported TODO |
| 1485 | |
| 1486 | case wxCLEAR: // 0 |
| 1487 | case wxAND_REVERSE:// src AND (NOT dst) |
| 1488 | case wxAND: // src AND dst |
| 1489 | case wxAND_INVERT: // (NOT src) AND dst |
| 1490 | case wxNO_OP: // dst |
| 1491 | case wxNOR: // (NOT src) AND (NOT dst) |
| 1492 | case wxEQUIV: // (NOT src) XOR dst |
| 1493 | case wxOR_INVERT: // (NOT src) OR dst |
| 1494 | case wxNAND: // (NOT src) OR (NOT dst) |
| 1495 | case wxOR: // src OR dst |
| 1496 | case wxSET: // 1 |
| 1497 | // case wxSRC_OR: // source _bitmap_ OR destination |
| 1498 | // case wxSRC_AND: // source _bitmap_ AND destination |
| 1499 | break ; |
| 1500 | } |
| 1501 | ::PenMode( mode ) ; |
| 1502 | m_macBrushInstalled = true ; |
| 1503 | m_macPenInstalled = false ; |
| 1504 | m_macFontInstalled = false ; |
| 1505 | } |
| 1506 | |
| 1507 | // --------------------------------------------------------------------------- |
| 1508 | // coordinates transformations |
| 1509 | // --------------------------------------------------------------------------- |
| 1510 | |
| 1511 | |
| 1512 | wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const |
| 1513 | { |
| 1514 | return ((wxDC *)this)->XDEV2LOG(x); |
| 1515 | } |
| 1516 | |
| 1517 | wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const |
| 1518 | { |
| 1519 | return ((wxDC *)this)->YDEV2LOG(y); |
| 1520 | } |
| 1521 | |
| 1522 | wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const |
| 1523 | { |
| 1524 | return ((wxDC *)this)->XDEV2LOGREL(x); |
| 1525 | } |
| 1526 | |
| 1527 | wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const |
| 1528 | { |
| 1529 | return ((wxDC *)this)->YDEV2LOGREL(y); |
| 1530 | } |
| 1531 | |
| 1532 | wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const |
| 1533 | { |
| 1534 | return ((wxDC *)this)->XLOG2DEV(x); |
| 1535 | } |
| 1536 | |
| 1537 | wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const |
| 1538 | { |
| 1539 | return ((wxDC *)this)->YLOG2DEV(y); |
| 1540 | } |
| 1541 | |
| 1542 | wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const |
| 1543 | { |
| 1544 | return ((wxDC *)this)->XLOG2DEVREL(x); |
| 1545 | } |
| 1546 | |
| 1547 | wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const |
| 1548 | { |
| 1549 | return ((wxDC *)this)->YLOG2DEVREL(y); |
| 1550 | } |