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Overview
Comment: | rework tkpath macosx backend to support macos 11.x |
---|---|
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
b7a570dae7804a016a2689bb2bc56be7 |
User & Date: | chw 2021-10-24 12:54:54 |
Context
2021-10-24
| ||
15:27 | add tcl-opencv upstream changes check-in: 6ead21a4b9 user: chw tags: trunk | |
12:54 | rework tkpath macosx backend to support macos 11.x check-in: b7a570dae7 user: chw tags: trunk | |
2021-10-22
| ||
16:11 | add tcl-opencv upstream changes check-in: 465c823edf user: chw tags: trunk | |
Changes
Changes to jni/tkpath/macosx/tkMacOSXPath.c.
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23 24 25 26 27 28 29 | /* Seems to work for both Endians. */ #define BlueFloatFromXColorPtr(xc) ((float) ((xc)->blue >> 8) / 255.0) #define GreenFloatFromXColorPtr(xc) ((float) ((xc)->green >> 8) / 255.0) #define RedFloatFromXColorPtr(xc) ((float) ((xc)->red >> 8) / 255.0) #define Blue255FromXColorPtr(xc) ((xc)->blue >> 8) #define Green255FromXColorPtr(xc) ((xc)->green >> 8) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | < | | | | | | | | | | | | | | | | 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 | /* Seems to work for both Endians. */ #define BlueFloatFromXColorPtr(xc) ((float) ((xc)->blue >> 8) / 255.0) #define GreenFloatFromXColorPtr(xc) ((float) ((xc)->green >> 8) / 255.0) #define RedFloatFromXColorPtr(xc) ((float) ((xc)->red >> 8) / 255.0) #define Blue255FromXColorPtr(xc) ((xc)->blue >> 8) #define Green255FromXColorPtr(xc) ((xc)->green >> 8) #define Red255FromXColorPtr(xc) ((xc)->red >> 8) #ifndef FloatToFixed #define FloatToFixed(a) ((Fixed)((float) (a) * fixed1)) #endif extern int gAntiAlias; extern int gSurfaceCopyPremultiplyAlpha; extern int gDepixelize; const CGFloat kValidDomain[2] = {0, 1}; const CGFloat kValidRange[8] = {0, 1, 0, 1, 0, 1, 0, 1}; /* * This is used as a place holder for platform dependent * stuff between each call. */ typedef struct TkPathContext_ { CGContextRef c; int saveCount; CGrafPtr port; /* QD graphics port, NULL for bitmaps. */ char *data; /* bitmap data, NULL for windows. */ int widthCode; /* Used to depixelize the strokes: * 0: not integer width * 1: odd integer width * 2: even integer width */ /* fields from TK TkMacOSXDrawingContext: */ NSView *view; HIShapeRef clipRgn; CGRect portBounds; int xOff, yOff; } TkPathContext_; #define MAX_NL 32 typedef struct PathTextRecord { CTFontRef fontRef; CFMutableDictionaryRef fontAttr; UniChar *buffer; int nlc; int nl[MAX_NL + 1]; float dx[MAX_NL]; float dy[MAX_NL]; } PathTextRecord; typedef struct FillInfo { double fillOpacity; GradientStopArray *stopArrPtr; } FillInfo; /* *---------------------------------------------------------------------- * * TkMacOSXDrawableView -- * * This function returns the NSView for a given X drawable. * * Results: * A NSView* or nil. * * Side effects: * None. * *---------------------------------------------------------------------- */ NSView * TkMacOSXDrawableView(MacDrawable *macWin) { NSView *result = nil; if (!macWin) { result = nil; } else if (!macWin->toplevel) { result = macWin->view; } else if (!(macWin->toplevel->flags & TK_EMBEDDED)) { result = macWin->toplevel->view; } else { TkWindow *contWinPtr = TkpGetOtherWindow(macWin->toplevel->winPtr); if (contWinPtr) { result = TkMacOSXDrawableView(contWinPtr->privatePtr); } } return result; } /* *---------------------------------------------------------------------- * * TkpClipDrawableToRect -- * * Clip all drawing into the drawable d to the given rectangle. * If width or height are negative, reset to no clipping. * * Results: * None. * * Side effects: * Subsequent drawing into d is offset and clipped as specified. * *---------------------------------------------------------------------- */ void TkpClipDrawableToRect( Display *display, Drawable d, int x, int y, int width, int height) { MacDrawable *macDraw = (MacDrawable *) d; if (macDraw->drawRgn) { CFRelease(macDraw->drawRgn); macDraw->drawRgn = NULL; } if (width >= 0 && height >= 0) { CGRect drawRect = CGRectMake(x + macDraw->xOff, y + macDraw->yOff, width, height); HIShapeRef drawRgn = HIShapeCreateWithRect(&drawRect); if (macDraw->winPtr && (macDraw->flags & TK_CLIP_INVALID)) { TkMacOSXUpdateClipRgn(macDraw->winPtr); } if (macDraw->visRgn) { macDraw->drawRgn = HIShapeCreateIntersection(macDraw->visRgn, drawRgn); CFRelease(drawRgn); } else { macDraw->drawRgn = drawRgn; } } } /* *---------------------------------------------------------------------- * * TkMacOSXGetClipRgn -- |
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192 193 194 195 196 197 198 | #ifdef TK_MAC_DEBUG_DRAWING TkMacOSXDbgMsg("%s visRgn ", macDraw->winPtr->pathName); TkMacOSXDebugFlashRegion(drawable, macDraw->visRgn); #endif } if (macDraw->drawRgn) { | | | | | | | | | | | | | | | | | | | | | | | | | | | | | < | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | < < | < < < | < < < < < < < < < < < | > | | | | < > | < < | < < | < > < < < < < | < > < < < < < | < < < < > | > | | < < < < < < < < > | | | < | | | | | | > > > | | | | > > > > | 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 | #ifdef TK_MAC_DEBUG_DRAWING TkMacOSXDbgMsg("%s visRgn ", macDraw->winPtr->pathName); TkMacOSXDebugFlashRegion(drawable, macDraw->visRgn); #endif } if (macDraw->drawRgn) { clipRgn = HIShapeCreateCopy(macDraw->drawRgn); } else if (macDraw->visRgn) { clipRgn = HIShapeCreateCopy(macDraw->visRgn); } return clipRgn; } void PathSetUpCGContext(Drawable d, TkPathContext_ *context) { CGrafPtr port; MacDrawable *macDraw = (MacDrawable *) d; int dontDraw; context->c = NULL; context->view = NULL; context->clipRgn = NULL; port = TkMacOSXGetDrawablePort(d); context->clipRgn = TkMacOSXGetClipRgn(d); dontDraw = context->clipRgn ? HIShapeIsEmpty(context->clipRgn) : 0; if (dontDraw) { goto end; } NSView *view = TkMacOSXDrawableView(macDraw); if (view) { NSView *fView = [NSView focusView]; if (view != fView) { [view setNeedsDisplay:YES]; dontDraw = 1; } if (dontDraw) { goto end; } [[view window] disableFlushWindow]; context->view = view; NSGraphicsContext *currentGraphicsContext = [NSGraphicsContext currentContext]; context->c = (CGContextRef)[currentGraphicsContext graphicsPort]; context->portBounds = NSRectToCGRect([view bounds]); if (context->clipRgn) { /* ??? */ } } else if (macDraw && (macDraw->flags & TK_IS_PIXMAP)) { CGRect bounds = CGRectMake(0, 0, macDraw->size.width, macDraw->size.height); context->portBounds = bounds; context->c = macDraw->context; if (!context->c) { Tcl_Panic("PathSetUpCGContext(): no context to draw into!"); } } else { Tcl_Panic("PathSetUpCGContext(): no NSView to draw into!"); } /* * Core Graphics defines the origin to be the bottom left * corner of the CGContext and the positive y-axis points up. * Move the origin and flip the y-axis for all subsequent * Core Graphics drawing operations. */ CGContextSaveGState(context->c); context->saveCount = 1; if (context->view) { context->portBounds = NSRectToCGRect([view bounds]); } context->portBounds.origin.x += macDraw->xOff; context->portBounds.origin.y += macDraw->yOff; context->xOff = macDraw->xOff; context->yOff = macDraw->yOff; end: if (dontDraw && context->clipRgn) { CFRelease(context->clipRgn); context->clipRgn = NULL; } } void PathReleaseCGContext(TkPathContext_ *context) { if (context->c) { CGContextSynchronize(context->c); if (context->view) { [[context->view window] setViewsNeedDisplay:YES]; [[context->view window] enableFlushWindow]; } while (context->saveCount > 0) { CGContextRestoreGState(context->c); context->saveCount--; } } if (context->clipRgn) { CFRelease(context->clipRgn); context->clipRgn = NULL; } } CGColorSpaceRef GetTheColorSpaceRef(void) { static CGColorSpaceRef deviceRGB = NULL; if (deviceRGB == NULL) { deviceRGB = CGColorSpaceCreateDeviceRGB(); } return deviceRGB; } static LookupTable LineCapStyleLookupTable[] = { {CapNotLast, kCGLineCapButt}, {CapButt, kCGLineCapButt}, {CapRound, kCGLineCapRound}, {CapProjecting, kCGLineCapSquare} }; static LookupTable LineJoinStyleLookupTable[] = { {JoinMiter, kCGLineJoinMiter}, {JoinRound, kCGLineJoinRound}, {JoinBevel, kCGLineJoinBevel} }; void PathSetCGContextStyle(CGContextRef c, Tk_PathStyle *style) { Tk_PathDash *dashPtr; int fill = 0, stroke = 0; /** Drawing attribute functions. **/ /* Set the line width in the current graphics state to `width'. */ CGContextSetLineWidth(c, style->strokeWidth); /* Set the line cap in the current graphics state to `cap'. */ CGContextSetLineCap(c, TableLookup(LineCapStyleLookupTable, 4, style->capStyle)); /* Set the line join in the current graphics state to `join'. */ CGContextSetLineJoin(c, TableLookup(LineJoinStyleLookupTable, 3, style->joinStyle)); /* Set the miter limit in the current graphics state to `limit'. */ CGContextSetMiterLimit(c, style->miterLimit); /* Set the line dash patttern in the current graphics state. */ dashPtr = style->dashPtr; if ((dashPtr != NULL) && (dashPtr->number != 0)) { CGFloat *dashes = (CGFloat *)ckalloc(dashPtr->number * sizeof(CGFloat)); int i; for (i = 0; i < dashPtr->number; i++) { dashes[i] = dashPtr->array[i] * style->strokeWidth; } CGContextSetLineDash(c, style->offset, dashes, dashPtr->number); ckfree((char *)dashes); } /* Set the current fill colorspace in the context `c' to `DeviceRGB' and * set the components of the current fill color to `(red, green, blue, * alpha)'. */ if (GetColorFromPathColor(style->fill) != NULL) { fill = 1; CGContextSetRGBFillColor(c, RedFloatFromXColorPtr(style->fill->color), GreenFloatFromXColorPtr(style->fill->color), BlueFloatFromXColorPtr(style->fill->color), style->fillOpacity); } /* Set the current stroke colorspace in the context `c' to `DeviceRGB' and * set the components of the current stroke color to `(red, green, blue, * alpha)'. */ if (style->strokeColor != NULL) { stroke = 1; CGContextSetRGBStrokeColor(c, RedFloatFromXColorPtr(style->strokeColor), GreenFloatFromXColorPtr(style->strokeColor), BlueFloatFromXColorPtr(style->strokeColor), style->strokeOpacity); } if (stroke && fill) { CGContextSetTextDrawingMode(c, kCGTextFillStroke); } else if (stroke) { CGContextSetTextDrawingMode(c, kCGTextStroke); } else if (fill) { CGContextSetTextDrawingMode(c, kCGTextFill); } } /* Various text support functions. */ static int CreateTextStyle(const char *fontFamily, float fontSize, Boolean isBold, Boolean isItalic, CTFontRef *fontRefPtr) { CFStringRef fontName; CTFontRef fontRef; fontName = CFStringCreateWithCString(NULL, fontFamily, kCFStringEncodingUTF8); fontRef = CTFontCreateWithName(fontName, fontSize, NULL); CFRelease(fontName); if (fontRef != NULL) { CTFontSymbolicTraits traits = 0; CTFontSymbolicTraits traitMask = kCTFontBoldTrait | kCTFontItalicTrait; CTFontRef newRef; if (isBold) { traits |= kCTFontBoldTrait; } if (isItalic) { traits |= kCTFontItalicTrait; } newRef = CTFontCreateCopyWithSymbolicTraits(fontRef, 0.0, NULL, traits, traitMask); if (newRef != NULL) { CFRelease(fontRef); fontRef = newRef; } } *fontRefPtr = fontRef; return (fontRef == NULL) ? -1 : 0; } TkPathContext TkPathInit(Tk_Window tkwin, Drawable d) { TkPathContext_ *context = (TkPathContext_ *)ckalloc(sizeof(TkPathContext_)); memset(context, 0, sizeof(TkPathContext_)); PathSetUpCGContext(d, context); context->port = TkMacOSXGetDrawablePort(d); context->data = NULL; context->widthCode = 0; return (TkPathContext) context; } TkPathContext TkPathInitSurface(Display *display, int width, int height) { CGContextRef cgContext; TkPathContext_ *context = (TkPathContext_ *)ckalloc(sizeof(TkPathContext_)); size_t bytesPerRow; char *data; /* Move up into own function */ memset(context, 0, sizeof(TkPathContext_)); bytesPerRow = 4*width; /* Round up to nearest multiple of 16 */ bytesPerRow = (bytesPerRow + (16-1)) & ~(16-1); data = ckalloc(height*bytesPerRow); /* Make it RGBA with 32 bit depth. */ cgContext = CGBitmapContextCreate(data, width, height, 8, bytesPerRow, GetTheColorSpaceRef(), kCGImageAlphaPremultipliedLast); if (cgContext == NULL) { ckfree((char *)context); return (TkPathContext) NULL; } CGContextClearRect(cgContext, CGRectMake(0, 0, width, height)); CGContextTranslateCTM(cgContext, 0, height); CGContextScaleCTM(cgContext, 1, -1); context->c = cgContext; context->port = NULL; context->data = data; context->clipRgn = NULL; context->saveCount = 0; context->xOff = context->yOff = 0; return (TkPathContext)context; } void TkPathPushTMatrix(TkPathContext ctx, TMatrix *mPtr) { TkPathContext_ *context = (TkPathContext_ *) ctx; CGAffineTransform transform; if (context->c == NULL) { return; } if (mPtr == NULL) { return; } /* Return the transform [ a b c d tx ty ]. */ transform = CGAffineTransformMake( (float) mPtr->a, (float) mPtr->b, (float) mPtr->c, (float) mPtr->d, (float) mPtr->tx, (float) mPtr->ty); CGContextConcatCTM(context->c, transform); } void TkPathResetTMatrix(TkPathContext ctx) { TkPathContext_ *context = (TkPathContext_ *) ctx; if (context->c == NULL) { return; } context->widthCode = 0; while (context->saveCount > 0) { CGContextRestoreGState(context->c); context->saveCount--; } CGContextSaveGState(context->c); context->saveCount++; |
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569 570 571 572 573 574 575 576 577 578 579 580 581 582 | } void TkPathSaveState(TkPathContext ctx) { TkPathContext_ *context = (TkPathContext_ *) ctx; CGContextSaveGState(context->c); context->saveCount++; } void TkPathRestoreState(TkPathContext ctx) { | > > > | 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 | } void TkPathSaveState(TkPathContext ctx) { TkPathContext_ *context = (TkPathContext_ *) ctx; if (context->c == NULL) { return; } CGContextSaveGState(context->c); context->saveCount++; } void TkPathRestoreState(TkPathContext ctx) { |
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591 592 593 594 595 596 597 598 599 600 | void TkPathBeginPath(TkPathContext ctx, Tk_PathStyle *stylePtr) { TkPathContext_ *context = (TkPathContext_ *) ctx; int nint; double width; CGContextBeginPath(context->c); PathSetCGContextStyle(context->c, stylePtr); if (stylePtr->strokeColor == NULL) { | > > > | | | | > > > | | > > > | | > > > | | > > > | | | > > > | | > > > | | > > > < | | | | | | | | > > > > > > | | > > > | 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 | void TkPathBeginPath(TkPathContext ctx, Tk_PathStyle *stylePtr) { TkPathContext_ *context = (TkPathContext_ *) ctx; int nint; double width; if (context->c == NULL) { return; } CGContextBeginPath(context->c); PathSetCGContextStyle(context->c, stylePtr); if (stylePtr->strokeColor == NULL) { context->widthCode = 0; } else { width = stylePtr->strokeWidth; nint = (int) (width + 0.5); context->widthCode = (fabs(width - nint) > 0.01) ? 0 : 2 - nint % 2; } } void TkPathMoveTo(TkPathContext ctx, double x, double y) { TkPathContext_ *context = (TkPathContext_ *) ctx; if (context->c == NULL) { return; } if (gDepixelize) { x = PATH_DEPIXELIZE(context->widthCode, x); y = PATH_DEPIXELIZE(context->widthCode, y); } CGContextMoveToPoint(context->c, x, y); } void TkPathLineTo(TkPathContext ctx, double x, double y) { TkPathContext_ *context = (TkPathContext_ *) ctx; if (context->c == NULL) { return; } if (gDepixelize) { x = PATH_DEPIXELIZE(context->widthCode, x); y = PATH_DEPIXELIZE(context->widthCode, y); } CGContextAddLineToPoint(context->c, x, y); } void TkPathLinesTo(TkPathContext ctx, double *pts, int n) { /* TkPathContext_ *context = (TkPathContext_ *) ctx; */ /* Add a set of lines to the context's path. */ /* CGContextAddLines(context->c, const CGPoint points[], size_t count); */ } void TkPathQuadBezier(TkPathContext ctx, double ctrlX, double ctrlY, double x, double y) { TkPathContext_ *context = (TkPathContext_ *) ctx; if (context->c == NULL) { return; } if (gDepixelize) { x = PATH_DEPIXELIZE(context->widthCode, x); y = PATH_DEPIXELIZE(context->widthCode, y); } CGContextAddQuadCurveToPoint(context->c, ctrlX, ctrlY, x, y); } void TkPathCurveTo(TkPathContext ctx, double ctrlX1, double ctrlY1, double ctrlX2, double ctrlY2, double x, double y) { TkPathContext_ *context = (TkPathContext_ *) ctx; if (context->c == NULL) { return; } if (gDepixelize) { x = PATH_DEPIXELIZE(context->widthCode, x); y = PATH_DEPIXELIZE(context->widthCode, y); } CGContextAddCurveToPoint(context->c, ctrlX1, ctrlY1, ctrlX2, ctrlY2, x, y); } void TkPathArcTo(TkPathContext ctx, double rx, double ry, double phiDegrees, /* The rotation angle in degrees! */ char largeArcFlag, char sweepFlag, double x, double y) { TkPathContext_ *context = (TkPathContext_ *) ctx; if (context->c == NULL) { return; } /* @@@ Should we try to use the native arc functions here? */ if (gDepixelize) { x = PATH_DEPIXELIZE(context->widthCode, x); y = PATH_DEPIXELIZE(context->widthCode, y); } TkPathArcToUsingBezier(ctx, rx, ry, phiDegrees, largeArcFlag, sweepFlag, x, y); } void TkPathRect(TkPathContext ctx, double x, double y, double width, double height) { TkPathContext_ *context = (TkPathContext_ *) ctx; CGRect r; if (context->c == NULL) { return; } if (gDepixelize) { x = PATH_DEPIXELIZE(context->widthCode, x); y = PATH_DEPIXELIZE(context->widthCode, y); } r = CGRectMake(x, y, width, height); CGContextAddRect(context->c, r); } void TkPathOval(TkPathContext ctx, double cx, double cy, double rx, double ry) { TkPathContext_ *context = (TkPathContext_ *) ctx; CGRect r; if (context->c == NULL) { return; } r = CGRectMake(cx-rx, cy-ry, 2*rx, 2*ry); CGContextAddEllipseInRect(context->c, r); } CGInterpolationQuality convertInterpolationToCGInterpolation(int interpolation) { switch (interpolation) { case kPathImageInterpolationNone: return kCGInterpolationNone; case kPathImageInterpolationFast: return kCGInterpolationLow; case kPathImageInterpolationBest: return kCGInterpolationHigh; default: return kCGInterpolationMedium; } } static void FreePixelBuffer(void *data, const void *ptr, unsigned long size) { ckfree((char *)data); } void TkPathImage(TkPathContext ctx, Tk_Image image, Tk_PhotoHandle photo, double x, double y, double width0, double height0, double fillOpacity, XColor *tintColor, double tintAmount, int interpolation, PathRect *srcRegion) { TkPathContext_ *context = (TkPathContext_ *) ctx; CGImageRef cgImage; CGDataProviderRef provider; CGColorSpaceRef colorspace; CGImageAlphaInfo alphaInfo; size_t size; Tk_PhotoImageBlock block; unsigned char *data = NULL; unsigned char *ptr = NULL; unsigned char *srcPtr, *dstPtr; int srcR, srcG, srcB, srcA; /* The source pixel offsets. */ int dstR, dstG, dstB, dstA; /* The destination pixel offsets. */ int pitch; int iwidth, iheight; int i, j; if (context->c == NULL) { return; } /* Return value? */ Tk_PhotoGetImage(photo, &block); size = block.pitch * block.height; iheight = block.height; iwidth = block.width; pitch = block.pitch; double width = (width0 == 0.0) ? (double)iwidth : width0; |
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758 759 760 761 762 763 764 | */ srcR = dstR = block.offset[0]; srcG = dstG = block.offset[1]; srcB = dstB = block.offset[2]; srcA = dstA = block.offset[3]; if (srcA == 3) { | | | | | | | | | | | | | | > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | > | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | < | | | | | | | | | | | | | | | | | < < < > > > > | | | | | | | | | | | < | | | | < > > > | > | > > > | | | | | | | | | < < < < < < < | | | > > > > > > > > < | | | | | | > > | | > > > > > > > > > > > > > > > > | > > > | | > | > | | > | < > > > > > > > > > > > > | | | | | | | | > | | | > | | > | | > | | < < > > > > > > | > > > > > > | < > | > > > | > | | | | | | | | | | | | | | | | | | | | | | | | | 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 | */ srcR = dstR = block.offset[0]; srcG = dstG = block.offset[1]; srcB = dstB = block.offset[2]; srcA = dstA = block.offset[3]; if (srcA == 3) { alphaInfo = kCGImageAlphaLast; } else if (srcA == 0) { alphaInfo = kCGImageAlphaFirst; } else { /* @@@ What to do here? */ return; } if (block.pixelSize == 4) { if ((srcR == dstR) && (srcG == dstG) && (srcB == dstB) && (srcA == dstA) && (fillOpacity >= 1.0) && ((tintAmount <= 0.0) || (tintColor == NULL))) { ptr = (unsigned char *) block.pixelPtr; } else { data = (unsigned char *)ckalloc(pitch*iheight); ptr = data; if (tintColor && tintAmount > 0.0) { #ifdef TINT_INT_CALCULATION uint32_t tintR, tintG, tintB, uAmount, uRemain, uOpacity; if (tintAmount > 1.0) { tintAmount = 1.0; } uAmount = (uint32_t)(tintAmount * 256.0); uRemain = 256 - uAmount; uOpacity = (uint32_t)(fillOpacity * 256.0); tintR = Red255FromXColorPtr(tintColor); tintG = Green255FromXColorPtr(tintColor); tintB = Blue255FromXColorPtr(tintColor); for (i = 0; i < iheight; i++) { srcPtr = block.pixelPtr + i*pitch; dstPtr = ptr + i*pitch; for (j = 0; j < iwidth; j++) { /* extract */ uint32_t r = *(srcPtr+srcR); uint32_t g = *(srcPtr+srcG); uint32_t b = *(srcPtr+srcB); uint32_t a = *(srcPtr+srcA); /* transform */ uint32_t lumAmount = /* 0-256 */ ((r * 6966 + g * 23436 + b * 2366) * uAmount) >> 23; r = (uRemain * r + lumAmount * tintR); g = (uRemain * g + lumAmount * tintG); b = (uRemain * b + lumAmount * tintB); /* fix range */ r = (r>0xFFFF) ? 0xFFFF : r; g = (g>0xFFFF) ? 0xFFFF : g; b = (b>0xFFFF) ? 0xFFFF : b; /* and put back */ *(dstPtr+dstR) = r >> 8; *(dstPtr+dstG) = g >> 8; *(dstPtr+dstB) = b >> 8; *(dstPtr+dstA) = (a * uOpacity) >> 8; srcPtr += 4; dstPtr += 4; } } #else float tintR, tintG, tintB; if (tintAmount > 1.0) { tintAmount = 1.0; } tintR = RedFloatFromXColorPtr(tintColor); tintG = GreenFloatFromXColorPtr(tintColor); tintB = BlueFloatFromXColorPtr(tintColor); for (i = 0; i < iheight; i++) { srcPtr = block.pixelPtr + i*pitch; dstPtr = ptr + i*pitch; for (j = 0; j < iwidth; j++) { /* extract */ int r = *(srcPtr+srcR); int g = *(srcPtr+srcG); int b = *(srcPtr+srcB); /* transform */ int lum = (int)(0.2126*r + 0.7152*g + 0.0722*b); r = (int)((1.0-tintAmount)*r + tintAmount*lum*tintR); g = (int)((1.0-tintAmount)*g + tintAmount*lum*tintG); b = (int)((1.0-tintAmount)*b + tintAmount*lum*tintB); /* fix range */ r = (r<0) ? 0 : (r>255) ? 255 : r; g = (g<0) ? 0 : (g>255) ? 255 : g; b = (b<0) ? 0 : (b>255) ? 255 : b; /* and put back */ *(dstPtr+dstR) = r; *(dstPtr+dstG) = g; *(dstPtr+dstB) = b; *(dstPtr+dstA) = *(srcPtr+srcA) * fillOpacity; srcPtr += 4; dstPtr += 4; } } #endif } else { for (i = 0; i < iheight; i++) { srcPtr = block.pixelPtr + i*pitch; dstPtr = ptr + i*pitch; for (j = 0; j < iwidth; j++) { *(dstPtr+dstR) = *(srcPtr+srcR); *(dstPtr+dstG) = *(srcPtr+srcG); *(dstPtr+dstB) = *(srcPtr+srcB); *(dstPtr+dstA) = *(srcPtr+srcA) * fillOpacity; srcPtr += 4; dstPtr += 4; } } } } } else { ptr = (unsigned char *) block.pixelPtr; return; } provider = CGDataProviderCreateWithData(data, ptr, size, FreePixelBuffer); colorspace = GetTheColorSpaceRef(); cgImage = CGImageCreate(block.width, block.height, 8, /* bitsPerComponent */ block.pixelSize*8, /* bitsPerPixel */ block.pitch, /* bytesPerRow */ colorspace, /* colorspace */ (CGBitmapInfo) alphaInfo, /* alphaInfo */ provider, NULL, (interpolation > 0) ? 1 : 0,/* shouldInterpolate */ kCGRenderingIntentDefault); CGDataProviderRelease(provider); if (width == 0.0) { width = (double) block.width; } if (height == 0.0) { height = (double) block.height; } CGContextSaveGState(context->c); context->saveCount++; if (srcRegion != NULL) { width = (width0 == 0.0) ? srcRegion->x2 - srcRegion->x1 : width0; height = (height0 == 0.0) ? srcRegion->y2 - srcRegion->y1 : height0; double xscale = width / (srcRegion->x2 - srcRegion->x1); double yscale = height / (srcRegion->y2 - srcRegion->y1); CGContextSetInterpolationQuality(context->c, convertInterpolationToCGInterpolation(interpolation)); CGContextTranslateCTM(context->c, x, y+height); CGContextScaleCTM(context->c, xscale, -yscale); CGContextClipToRect(context->c, CGRectMake(0.0, 0.0, width/xscale, height/yscale)); CGContextDrawTiledImage(context->c, CGRectMake(srcRegion->x1, fmod(srcRegion->y2, iheight), iwidth, iheight), cgImage); } else { /* * Flip back to an upright coordinate system since * CGContextDrawImage expect this. */ CGContextSetInterpolationQuality(context->c, convertInterpolationToCGInterpolation(interpolation)); CGContextTranslateCTM(context->c, x, y+height); CGContextScaleCTM(context->c, 1, -1); CGContextDrawImage(context->c, CGRectMake(0.0, 0.0, width, height), cgImage); } CGImageRelease(cgImage); CGContextRestoreGState(context->c); context->saveCount--; } void TkPathClosePath(TkPathContext ctx) { TkPathContext_ *context = (TkPathContext_ *) ctx; if (context->c == NULL) { return; } CGContextClosePath(context->c); } /* * @@@ Problems: don't want Tcl_Interp, finding matching font not * while processing options. Separate font style from layout??? */ static Boolean isItalic(enum FontSlant slant) { switch(slant) { case PATH_TEXT_SLANT_NORMAL: return false; case PATH_TEXT_SLANT_ITALIC: return true; case PATH_TEXT_SLANT_OBLIQUE: return true; default: return false; } } static Boolean isBold(enum FontWeight weight) { switch(weight) { case PATH_TEXT_WEIGHT_NORMAL: return false; case PATH_TEXT_WEIGHT_BOLD: return true; default: return false; } } int TkPathTextConfig(Tcl_Interp *interp, Tk_PathTextStyle *textStylePtr, char *utf8, void **customPtr) { PathTextRecord *recordPtr; CTFontRef fontRef = NULL; CFStringRef cf; UniChar *buffer; CFRange range; CFIndex length; Tcl_Encoding enc; Tcl_DString ds; int err, i, j; float zero = 0.0; CFNumberRef zeroRef; if (utf8 == NULL) { return TCL_OK; } if (*customPtr) { TkPathTextFree(textStylePtr, *customPtr); *customPtr = NULL; } enc = Tcl_GetEncoding(NULL, "utf-8"); Tcl_DStringInit(&ds); Tcl_UtfToExternalDString(enc, utf8, -1, &ds); Tcl_FreeEncoding(enc); cf = CFStringCreateWithCString(NULL, Tcl_DStringValue(&ds), kCFStringEncodingUTF8); Tcl_DStringFree(&ds); length = CFStringGetLength(cf); if (length == 0) { CFRelease(cf); return TCL_OK; } range = CFRangeMake(0, length); err = CreateTextStyle(textStylePtr->fontFamily, textStylePtr->fontSize, isBold(textStylePtr->fontWeight), isItalic(textStylePtr->fontSlant), &fontRef); if (err != 0) { CFRelease(cf); Tcl_SetResult(interp, "font style couldn't be created", TCL_STATIC); return TCL_ERROR; } buffer = (UniChar *)ckalloc(length * sizeof(UniChar)); CFStringGetCharacters(cf, range, buffer); CFRelease(cf); recordPtr = (PathTextRecord *)ckalloc(sizeof(PathTextRecord)); recordPtr->fontRef = fontRef; recordPtr->fontAttr = CFDictionaryCreateMutable(kCFAllocatorDefault, 2, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks); zeroRef = CFNumberCreate(NULL, kCFNumberFloat32Type, &zero); CFDictionarySetValue(recordPtr->fontAttr, kCTKernAttributeName, zeroRef); CFRelease(zeroRef); CFDictionarySetValue(recordPtr->fontAttr, kCTFontAttributeName, fontRef); recordPtr->buffer = buffer; recordPtr->nl[0] = 0; for (i = 0, j = 1; i < length; i++) { if ((j < MAX_NL) && (buffer[i] == '\n')) { recordPtr->nl[j++] = i + 1; buffer[i] = 0x2028; } } recordPtr->nl[j] = i + 1; recordPtr->nlc = j; *customPtr = (PathTextRecord *) recordPtr; return TCL_OK; } static void drawMultilineText(CGContextRef c, PathTextRecord *recordPtr) { int i; CGContextSetShouldAntialias(c, true); for (i = 0; i < recordPtr->nlc; i++) { UniChar *start = recordPtr->buffer + recordPtr->nl[i]; int len = recordPtr->nl[i+1] - recordPtr->nl[i] - 1; CFMutableStringRef str; CFAttributedStringRef mastr; CTLineRef ctline; str = CFStringCreateMutableWithExternalCharactersNoCopy(NULL, start, len, len, kCFAllocatorNull); if (str == NULL) { continue; } mastr = CFAttributedStringCreate(kCFAllocatorDefault, str, recordPtr->fontAttr); CFRelease(str); ctline = CTLineCreateWithAttributedString(mastr); CFRelease(mastr); CGContextSetTextPosition(c, recordPtr->dx[i], recordPtr->dy[i]); CTLineDraw(ctline, c); CFRelease(ctline); } CGContextSetShouldAntialias(c, gAntiAlias); } void TkPathTextDraw(TkPathContext ctx, Tk_PathStyle *style, Tk_PathTextStyle *textStylePtr, double x, double y, int fillOverStroke, char *utf8, void *custom) { TkPathContext_ *context = (TkPathContext_ *) ctx; PathTextRecord *recordPtr = (PathTextRecord *) custom; CGColorSpaceRef colorSpaceRef; CGColorRef fgColor; CGFloat rgba[4] = {0, 0, 0, 1}; if (context->c == NULL) { return; } CGContextSaveGState(context->c); context->saveCount++; CGContextTranslateCTM(context->c, x, y); CGContextScaleCTM(context->c, 1, -1); colorSpaceRef = CGColorSpaceCreateDeviceRGB(); if ((style->fill != NULL) && (style->fill->color != NULL)) { rgba[0] = RedFloatFromXColorPtr(style->fill->color); rgba[1] = GreenFloatFromXColorPtr(style->fill->color); rgba[2] = BlueFloatFromXColorPtr(style->fill->color); rgba[3] = style->fillOpacity; } fgColor = CGColorCreate(colorSpaceRef, rgba); CFDictionarySetValue(recordPtr->fontAttr, kCTForegroundColorAttributeName, fgColor); CGColorSpaceRelease(colorSpaceRef); CFRelease(fgColor); if ((style->strokeColor != NULL) && (GetColorFromPathColor(style->fill) != NULL)) { CGContextSetTextDrawingMode(context->c, fillOverStroke ? kCGTextStroke : kCGTextFill); drawMultilineText(context->c, recordPtr); CGContextSetTextDrawingMode(context->c, fillOverStroke ? kCGTextFill : kCGTextStroke); drawMultilineText(context->c, recordPtr); } else { drawMultilineText(context->c, recordPtr); } CGContextRestoreGState(context->c); context->saveCount--; } void TkPathTextFree(Tk_PathTextStyle *textStylePtr, void *custom) { PathTextRecord *recordPtr = (PathTextRecord *) custom; if (recordPtr) { if (recordPtr->fontRef) { CFRelease(recordPtr->fontRef); recordPtr->fontRef = NULL; } if (recordPtr->fontAttr) { CFRelease(recordPtr->fontAttr); recordPtr->fontAttr = NULL; } if (recordPtr->buffer) { ckfree((char *)recordPtr->buffer); recordPtr->buffer = NULL; } ckfree((char *)recordPtr); } } PathRect TkPathTextMeasureBbox(Display *display, Tk_PathTextStyle *textStylePtr, char *utf8, double *lineSpacing, void *custom) { PathTextRecord *recordPtr = (PathTextRecord *) custom; PathRect r, ri; int i; double x = 0.0; double y = 0.0; double baseX = 0.0; double lineSp = 0; CGFloat width, leading, ascent, descent; for (i = 0; i < recordPtr->nlc; i++) { UniChar *start = recordPtr->buffer + recordPtr->nl[i]; int len = recordPtr->nl[i+1] - recordPtr->nl[i] - 1; CFMutableStringRef str; CFAttributedStringRef mastr; CTLineRef ctline; str = CFStringCreateMutableWithExternalCharactersNoCopy(NULL, start, len, len, kCFAllocatorNull); if (str == NULL) { continue; } mastr = CFAttributedStringCreate(kCFAllocatorDefault, str, recordPtr->fontAttr); CFRelease(str); ctline = CTLineCreateWithAttributedString(mastr); CFRelease(mastr); width = CTLineGetTypographicBounds(ctline, &ascent, &descent, &leading); CFRelease(ctline); ri.x1 = leading; ri.y1 = ascent; ri.x2 = width; ri.y2 = descent; if (i == 0) { baseX = ri.x1; r.x1 = ri.x1; r.y1 = ri.y1; r.x2 = ri.x2; r.y2 = ri.y2; } else { x = ri.x1 - baseX; ri.x1 -= x; ri.y1 += y; ri.x2 -= x; ri.y2 += y; if (r.x1 > ri.x1) r.x1 = ri.x1; if (r.y1 > ri.y1) r.y1 = ri.y1; if (r.x2 < ri.x2) r.x2 = ri.x2; if (r.y2 < ri.y2) r.y2 = ri.y2; } recordPtr->dx[i] = -x; recordPtr->dy[i] = -y; y = r.y2 - r.y1; lineSp += y; } if (lineSpacing != NULL && i > 0) { *lineSpacing = lineSp / i; } |
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1176 1177 1178 1179 1180 1181 1182 | width = CGBitmapContextGetWidth(c); height = CGBitmapContextGetHeight(c); data = CGBitmapContextGetData(c); bytesPerRow = CGBitmapContextGetBytesPerRow(c); Tk_PhotoGetImage(photo, &block); | | | | | | > > > > | | | > > > > > > > > > > | | > > > | | | | > | | | 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 | width = CGBitmapContextGetWidth(c); height = CGBitmapContextGetHeight(c); data = CGBitmapContextGetData(c); bytesPerRow = CGBitmapContextGetBytesPerRow(c); Tk_PhotoGetImage(photo, &block); pixel = (unsigned char *)attemptckalloc(height*bytesPerRow); if (pixel == NULL) { return; } if (gSurfaceCopyPremultiplyAlpha) { PathCopyBitsPremultipliedAlphaRGBA(data, pixel, width, height, bytesPerRow); } else { memcpy(pixel, data, height*bytesPerRow); } block.pixelPtr = pixel; block.width = width; block.height = height; block.pitch = bytesPerRow; block.pixelSize = 4; block.offset[0] = 0; block.offset[1] = 1; block.offset[2] = 2; block.offset[3] = 3; /* Should change this to check for errors... */ Tk_PhotoPutBlock(interp, photo, &block, 0, 0, width, height, TK_PHOTO_COMPOSITE_OVERLAY); ckfree((char *)pixel); } void TkPathClipToPath(TkPathContext ctx, int fillRule) { TkPathContext_ *context = (TkPathContext_ *) ctx; if (context->c == NULL) { return; } /* * If you need to grow the clipping path after it is shrunk, * you must save the graphics state before you clip, then * restore the graphics state to restore the current clipping path. */ CGContextSaveGState(context->c); context->saveCount++; if (fillRule == WindingRule) { CGContextClip(context->c); } else if (fillRule == EvenOddRule) { CGContextEOClip(context->c); } } void TkPathReleaseClipToPath(TkPathContext ctx) { TkPathContext_ *context = (TkPathContext_ *) ctx; if (context->c == NULL) { return; } CGContextRestoreGState(context->c); context->saveCount--; } void TkPathStroke(TkPathContext ctx, Tk_PathStyle *style) { TkPathContext_ *context = (TkPathContext_ *) ctx; if (context->c == NULL) { return; } CGContextStrokePath(context->c); } void TkPathFill(TkPathContext ctx, Tk_PathStyle *style) { TkPathContext_ *context = (TkPathContext_ *) ctx; if (context->c == NULL) { return; } if (style->fillRule == WindingRule) { CGContextFillPath(context->c); } else if (style->fillRule == EvenOddRule) { CGContextEOFillPath(context->c); } } void TkPathFillAndStroke(TkPathContext ctx, Tk_PathStyle *style) { TkPathContext_ *context = (TkPathContext_ *) ctx; if (context->c == NULL) { return; } if (style->fillRule == WindingRule) { CGContextDrawPath(context->c, kCGPathFillStroke); } else if (style->fillRule == EvenOddRule) { CGContextDrawPath(context->c, kCGPathEOFillStroke); } } void TkPathEndPath(TkPathContext ctx) { /* TkPathContext_ *context = (TkPathContext_ *) ctx; */ /* Empty ??? */ } void TkPathFree(TkPathContext ctx) { TkPathContext_ *context = (TkPathContext_ *) ctx; PathReleaseCGContext(context); if (context->data) { ckfree(context->data); } ckfree((char *)ctx); } int TkPathDrawingDestroysPath(void) { return 1; } int TkPathPixelAlign(void) { return 0; } /* * TkPathGetCurrentPosition -- * * Returns the current pen position in untransformed coordinates! */ int TkPathGetCurrentPosition(TkPathContext ctx, PathPoint *ptPtr) { TkPathContext_ *context = (TkPathContext_ *) ctx; CGPoint cgpt; |
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1331 1332 1333 1334 1335 1336 1337 | /* * Using CGShading for fill gradients. */ static void ShadeEvaluate(void *info, const CGFloat *in, CGFloat *out) { | | | | | | < | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | > > > > > | | > | | | | | | < < > > | | | | | > > > > > | | > | | | | | | | | | 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 | /* * Using CGShading for fill gradients. */ static void ShadeEvaluate(void *info, const CGFloat *in, CGFloat *out) { FillInfo *fillInfo = (FillInfo *)info; GradientStopArray *stopArrPtr = fillInfo->stopArrPtr; double fillOpacity = fillInfo->fillOpacity; GradientStop **stopPtrPtr = stopArrPtr->stops; GradientStop *stop1 = NULL, *stop2 = NULL; int nstops = stopArrPtr->nstops; int i = 0; CGFloat par = *in, f1, f2; /* Find the two stops for this point. Tricky! */ while ((i < nstops) && ((*stopPtrPtr)->offset < par)) { stopPtrPtr++, i++; } if (i == 0) { /* First stop > 0. */ stop1 = *stopPtrPtr; stop2 = stop1; } else if (i == nstops) { /* We have stepped beyond the last stop; step back! */ stop1 = *(stopPtrPtr - 1); stop2 = stop1; } else { stop1 = *(stopPtrPtr - 1); stop2 = *stopPtrPtr; } /* * Interpolate between the two stops. * "If two gradient stops have the same offset value, * then the latter gradient stop controls the color value at the * overlap point." */ if (fabs(stop2->offset - stop1->offset) < 1e-6) { out[0] = RedFloatFromXColorPtr(stop2->color); out[1] = GreenFloatFromXColorPtr(stop2->color); out[2] = BlueFloatFromXColorPtr(stop2->color); out[3] = stop2->opacity * fillOpacity; } else { f1 = (stop2->offset - par)/(stop2->offset - stop1->offset); f2 = (par - stop1->offset)/(stop2->offset - stop1->offset); out[0] = f1 * RedFloatFromXColorPtr(stop1->color) + f2 * RedFloatFromXColorPtr(stop2->color); out[1] = f1 * GreenFloatFromXColorPtr(stop1->color) + f2 * GreenFloatFromXColorPtr(stop2->color); out[2] = f1 * BlueFloatFromXColorPtr(stop1->color) + f2 * BlueFloatFromXColorPtr(stop2->color); out[3] = (f1 * stop1->opacity + f2 * stop2->opacity) * fillOpacity; } } static void ShadeRelease(void *info) { ckfree((char *)info); } void TkPathPaintLinearGradient(TkPathContext ctx, PathRect *bbox, LinearGradientFill *fillPtr, int fillRule, double fillOpacity, TMatrix *mPtr) { TkPathContext_ *context = (TkPathContext_ *) ctx; CGShadingRef shading; CGPoint start, end; CGColorSpaceRef colorSpaceRef; CGFunctionRef function; CGFunctionCallbacks callbacks; PathRect *trans = fillPtr->transitionPtr; FillInfo *fillInfo; if (context->c == NULL) { return; } fillInfo = (FillInfo *)ckalloc(sizeof(FillInfo)); fillInfo->fillOpacity = fillOpacity; fillInfo->stopArrPtr = fillPtr->stopArrPtr; memset(&callbacks, 0, sizeof(callbacks)); callbacks.version = 0; callbacks.evaluate = ShadeEvaluate; callbacks.releaseInfo = ShadeRelease; colorSpaceRef = CGColorSpaceCreateDeviceRGB(); /* * We need to do like this since this is how SVG defines gradient drawing * in case the transition vector is in relative coordinates. */ CGContextSaveGState(context->c); context->saveCount++; if (fillPtr->units == kPathGradientUnitsBoundingBox) { CGContextTranslateCTM(context->c, bbox->x1, bbox->y1); CGContextScaleCTM(context->c, bbox->x2 - bbox->x1, bbox->y2 - bbox->y1); } function = CGFunctionCreate((void *)fillInfo, 1, kValidDomain, 4, kValidRange, &callbacks); start = CGPointMake(trans->x1, trans->y1); end = CGPointMake(trans->x2, trans->y2); shading = CGShadingCreateAxial(colorSpaceRef, start, end, function, 1, 1); if (mPtr) { /* @@@ I'm not completely sure of the order of transforms here! */ TkPathPushTMatrix(ctx, mPtr); } CGContextDrawShading(context->c, shading); CGShadingRelease(shading); CGFunctionRelease(function); CGColorSpaceRelease(colorSpaceRef); CGContextRestoreGState(context->c); context->saveCount--; } void TkPathPaintRadialGradient(TkPathContext ctx, PathRect *bbox, RadialGradientFill *fillPtr, int fillRule, double fillOpacity, TMatrix *mPtr) { TkPathContext_ *context = (TkPathContext_ *) ctx; CGShadingRef shading; CGPoint start, end; CGColorSpaceRef colorSpaceRef; CGFunctionRef function; CGFunctionCallbacks callbacks; RadialTransition *tPtr = fillPtr->radialPtr; FillInfo *fillInfo; if (context->c == NULL) { return; } fillInfo = (FillInfo *)ckalloc(sizeof(FillInfo)); fillInfo->fillOpacity = fillOpacity; fillInfo->stopArrPtr = fillPtr->stopArrPtr; memset(&callbacks, 0, sizeof(callbacks)); callbacks.version = 0; callbacks.evaluate = ShadeEvaluate; callbacks.releaseInfo = ShadeRelease; colorSpaceRef = CGColorSpaceCreateDeviceRGB(); /* * We need to do like this since this is how SVG defines gradient drawing * in case the transition vector is in relative coordinates. */ if (fillPtr->units == kPathGradientUnitsBoundingBox) { CGContextSaveGState(context->c); context->saveCount++; CGContextTranslateCTM(context->c, bbox->x1, bbox->y1); CGContextScaleCTM(context->c, bbox->x2 - bbox->x1, bbox->y2 - bbox->y1); } function = CGFunctionCreate((void *)fillInfo, 1, kValidDomain, 4, kValidRange, &callbacks); start = CGPointMake(tPtr->focalX, tPtr->focalY); end = CGPointMake(tPtr->centerX, tPtr->centerY); shading = CGShadingCreateRadial(colorSpaceRef, start, 0.0, end, tPtr->radius, function, 1, 1); if (mPtr) { /* @@@ I'm not completely sure of the order of transforms here! */ TkPathPushTMatrix(ctx, mPtr); } CGContextDrawShading(context->c, shading); CGShadingRelease(shading); CGFunctionRelease(function); CGColorSpaceRelease(colorSpaceRef); if (fillPtr->units == kPathGradientUnitsBoundingBox) { CGContextRestoreGState(context->c); context->saveCount--; } } int TkPathSetup(Tcl_Interp *interp) { |
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Changes to undroid/build-undroidwish-macosx.sh.
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27 28 29 30 31 32 33 34 35 36 37 38 39 40 | # of simply appending it. In theory, this allows # for later signing. # ############################################################################# set -e SCRIPTDIR=$(dirname $0) SCRIPTDIR=$(cd ${SCRIPTDIR} ; pwd) AWDIR=$(dirname $SCRIPTDIR) if ! test -d "${AWDIR}/jni" -o ! -d "${AWDIR}/assets" ; then echo >&2 "ERROR: installation problem" exit 1 fi | > | 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | # of simply appending it. In theory, this allows # for later signing. # ############################################################################# set -e LANG=C SCRIPTDIR=$(dirname $0) SCRIPTDIR=$(cd ${SCRIPTDIR} ; pwd) AWDIR=$(dirname $SCRIPTDIR) if ! test -d "${AWDIR}/jni" -o ! -d "${AWDIR}/assets" ; then echo >&2 "ERROR: installation problem" exit 1 fi |
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Changes to undroid/build-vanilla-macosx.sh.
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28 29 30 31 32 33 34 35 36 37 38 39 40 41 | # of simply appending it. In theory, this allows # for later signing. # ############################################################################# set -e SCRIPTDIR=$(dirname $0) SCRIPTDIR=$(cd ${SCRIPTDIR} ; pwd) AWDIR=$(dirname $SCRIPTDIR) if ! test -d "${AWDIR}/jni" -o ! -d "${AWDIR}/assets" ; then echo >&2 "ERROR: installation problem" exit 1 fi | > | 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | # of simply appending it. In theory, this allows # for later signing. # ############################################################################# set -e LANG=C SCRIPTDIR=$(dirname $0) SCRIPTDIR=$(cd ${SCRIPTDIR} ; pwd) AWDIR=$(dirname $SCRIPTDIR) if ! test -d "${AWDIR}/jni" -o ! -d "${AWDIR}/assets" ; then echo >&2 "ERROR: installation problem" exit 1 fi |
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