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TGQuartz.mm
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1 // @(#)root/graf2d:$Id$
2 // Author: Olivier Couet, Timur Pocheptsov 23/01/2012
3 
4 
5 /*************************************************************************
6  * Copyright (C) 1995-2011, Rene Brun and Fons Rademakers. *
7  * All rights reserved. *
8  * *
9  * For the licensing terms see $ROOTSYS/LICENSE. *
10  * For the list of contributors see $ROOTSYS/README/CREDITS. *
11  *************************************************************************/
12 
13 //#define NDEBUG
14 
15 #include <stdexcept>
16 #include <iostream>
17 #include <cstring>
18 #include <cassert>
19 #include <limits>
20 
21 #include <Cocoa/Cocoa.h>
22 
23 # include <ft2build.h>
24 # include FT_FREETYPE_H
25 # include FT_GLYPH_H
26 
27 #include "QuartzFillArea.h"
28 #include "TColorGradient.h"
29 #include "QuartzMarker.h"
30 #include "CocoaPrivate.h"
31 #include "QuartzWindow.h"
32 #include "QuartzPixmap.h"
33 #include "QuartzUtils.h"
34 #include "X11Drawable.h"
35 #include "QuartzText.h"
36 #include "QuartzLine.h"
37 #include "CocoaUtils.h"
38 #include "TGQuartz.h"
39 #include "TString.h"
40 #include "TPoint.h"
41 #include "TColor.h"
42 #include "TStyle.h"
43 #include "TROOT.h"
44 #include "TEnv.h"
45 #include "TMath.h"
46 
47 // To scale fonts to the same size as the TTF version
48 const Float_t kScale = 0.93376068;
49 
51 
52 namespace X11 = ROOT::MacOSX::X11;
53 namespace Quartz = ROOT::Quartz;
54 namespace Util = ROOT::MacOSX::Util;
55 
56 namespace {
57 
58 //______________________________________________________________________________
59 void ConvertPointsROOTToCocoa(Int_t nPoints, const TPoint *xy, std::vector<TPoint> &dst,
60  NSObject<X11Drawable> *drawable)
61 {
62  assert(nPoints != 0 && "ConvertPointsROOTToCocoa, nPoints parameter is 0");
63  assert(xy != 0 && "ConvertPointsROOTToCocoa, xy parameter is null");
64  assert(drawable != 0 && "ConvertPointsROOTToCocoa, drawable parameter is null");
65 
66  const auto scaleFactor = drawable.fScaleFactor;
67 
68  dst.resize(nPoints);
69  for (Int_t i = 0; i < nPoints; ++i) {
70  dst[i].fX = SCoord_t(xy[i].fX * scaleFactor);
71  dst[i].fY = SCoord_t(X11::LocalYROOTToCocoa(drawable, xy[i].fY) * scaleFactor);
72  }
73 }
74 
75 }
76 
77 //______________________________________________________________________________
79  : fUseAA(true), fUseFAAA(false)
80 {
81  //Default ctor.
82 
83 
84  if (!TTF::IsInitialized())
85  TTF::Init();
86 
87  //I do not know why TTF::Init returns void and I have to check IsInitialized() again.
88  if (!TTF::IsInitialized())
89  Error("TGQuartz", "TTF::Init() failed");
90 
91  fAlign.x = 0;
92  fAlign.y = 0;
93 
94  SetAA();
95 }
96 
97 
98 //______________________________________________________________________________
99 TGQuartz::TGQuartz(const char *name, const char *title)
100  : TGCocoa(name, title),
101  fUseAA(true), fUseFAAA(false)
102 {
103  //Constructor.
104  if (!TTF::IsInitialized())
105  TTF::Init();
106 
107  //I do not know why TTF::Init returns void and I have to check IsInitialized() again.
108  if (!TTF::IsInitialized())
109  Error("TGQuartz", "TTF::Init() failed");
110 
111  fAlign.x = 0;
112  fAlign.y = 0;
113 
114  SetAA();
115 }
116 
117 
118 //______________________________________________________________________________
120 {
121  //Check some conditions first.
122  if (fDirectDraw) {
123  if (!fPimpl->GetDrawable(fSelectedDrawable).fIsPixmap)
124  fPimpl->fX11CommandBuffer.AddDrawBoxXor(fSelectedDrawable, x1, y1, x2, y2);
125  return;
126  }
127 
129  if (!drawable)
130  return;
131 
132  CGContextRef ctx = drawable.fContext;
133  const Quartz::CGStateGuard ctxGuard(ctx);
134  //AA flag is not a part of a state.
135  const Quartz::CGAAStateGuard aaCtxGuard(ctx, fUseAA);
136 
137  //Go to low-left-corner system.
138  y1 = Int_t(X11::LocalYROOTToCocoa(drawable, y1));
139  y2 = Int_t(X11::LocalYROOTToCocoa(drawable, y2));
140 
141  if (const TColorGradient * const gradient = dynamic_cast<TColorGradient *>(gROOT->GetColor(GetFillColor()))) {
142  //Draw a box with a gradient fill and a shadow.
143  //Ignore all fill styles and EBoxMode, use a gradient fill.
144  TPoint polygon[4];
145  polygon[0].fX = x1, polygon[0].fY = y1;
146  polygon[1].fX = x2, polygon[1].fY = y1;
147  polygon[2].fX = x2, polygon[2].fY = y2;
148  polygon[3].fX = x1, polygon[3].fY = y2;
149 
150  Quartz::DrawPolygonWithGradientFill(ctx, gradient, CGSizeMake(drawable.fWidth, drawable.fHeight),
151  4, polygon, kFALSE); //kFALSE == don't draw a shadow.
152  } else {
153  const bool isHollow = mode == kHollow || GetFillStyle() / 1000 == 2;
154 
155  //Note! Pattern index (and its address) MUST live
156  //long enough to be valid at the point of Quartz::DrawBox call!
157  unsigned patternIndex = 0;
158  if (isHollow) {
159  if (!Quartz::SetLineColor(ctx, GetLineColor())) {
160  Error("DrawBox", "Can not find color for index %d", int(GetLineColor()));
161  return;
162  }
163  } else {
164  if (!Quartz::SetFillAreaParameters(ctx, &patternIndex)) {
165  Error("DrawBox", "SetFillAreaParameters failed");
166  return;
167  }
168  }
171  Quartz::DrawBox(ctx, x1, y1, x2, y2, isHollow);
172  }
173 }
174 
175 
176 //______________________________________________________________________________
178 {
179  //Comment from TVirtualX:
180 
181  // Draw a filled area through all points.
182  // n : number of points
183  // xy : array of points
184 
185  //End of comment.
186  if (n < 3)
187  return;
188 
189  //Do some checks first.
190  if (fDirectDraw)//To avoid warnings from Quartz - no context at the moment!
191  return;
192 
193  NSObject<X11Drawable> * const drawable =
195 
196  if (!drawable)
197  return;
198 
199  CGContextRef ctx = drawable.fContext;
200 
201  //Convert points to bottom-left system:
202  ConvertPointsROOTToCocoa(n, xy, fConvertedPoints, drawable);
203 
204  const Quartz::CGStateGuard ctxGuard(ctx);
205  //AA flag is not a part of a state.
206  const Quartz::CGAAStateGuard aaCtxGuard(ctx, fUseFAAA);
207 
208  if (drawable.fScaleFactor > 1.) {
209  // The CTM will be restored by 'ctxGuard'.
210  CGContextScaleCTM(ctx, 1. / drawable.fScaleFactor, 1. / drawable.fScaleFactor);
211  }
212 
213  const TColor * const fillColor = gROOT->GetColor(GetFillColor());
214  if (!fillColor) {
215  Error("DrawFillArea", "Could not find TColor for index %d", GetFillColor());
216  return;
217  }
218 
219  if (const TColorGradient * const gradient = dynamic_cast<const TColorGradient *>(fillColor)) {
220  Quartz::DrawPolygonWithGradientFill(ctx, gradient, CGSizeMake(drawable.fWidth, drawable.fHeight),
221  n, &fConvertedPoints[0], kFALSE);//kFALSE == don't draw a shadow.
222  } else {
223  unsigned patternIndex = 0;
224  if (!Quartz::SetFillAreaParameters(ctx, &patternIndex)) {
225  Error("DrawFillArea", "SetFillAreaParameters failed");
226  return;
227  }
228 
229  Quartz::DrawFillArea(ctx, n, &fConvertedPoints[0], kFALSE);//The last argument - do not draw shadows.
230  }
231 }
232 
233 
234 //______________________________________________________________________________
235 void TGQuartz::DrawCellArray(Int_t /*x1*/, Int_t /*y1*/, Int_t /*x2*/, Int_t /*y2*/,
236  Int_t /*nx*/, Int_t /*ny*/, Int_t */*ic*/)
237 {
238  //Noop.
239 }
240 
241 
242 //______________________________________________________________________________
244 {
245  // Draw a line.
246  // x1,y1 : begin of line
247  // x2,y2 : end of line
248 
249  if (fDirectDraw) {
250  if (!fPimpl->GetDrawable(fSelectedDrawable).fIsPixmap) {
251  QuartzView * const view = (QuartzView *)fPimpl->GetWindow(fSelectedDrawable).fContentView;
252  if (!view) {
253  ::Warning("DrawLine", "Invalid view/window for XOR-mode");
254  return;
255  }
256 
257  [view.fQuartzWindow addCrosshairWindow];
258  fPimpl->fX11CommandBuffer.AddDrawLineXor(fSelectedDrawable, x1, y1, x2, y2);
259  }
260 
261  return;
262  }
263 
264  //Do some checks first:
265  assert(fSelectedDrawable > fPimpl->GetRootWindowID() && "DrawLine, bad drawable is selected");
266  NSObject<X11Drawable> * const drawable =
268  if (!drawable)
269  return;
270 
271  CGContextRef ctx = drawable.fContext;
272  const Quartz::CGStateGuard ctxGuard(ctx);
273  //AA flag is not a part of a state.
274  const Quartz::CGAAStateGuard aaCtxGuard(ctx, fUseAA);
275 
276  if (!Quartz::SetLineColor(ctx, GetLineColor())) {
277  Error("DrawLine", "Could not set line color for index %d", int(GetLineColor()));
278  return;
279  }
280 
283 
284  Quartz::DrawLine(ctx, x1, X11::LocalYROOTToCocoa(drawable, y1), x2,
285  X11::LocalYROOTToCocoa(drawable, y2));
286 }
287 
288 
289 //______________________________________________________________________________
291 {
292  //Comment from TVirtualX:
293  // Draw a line through all points.
294  // n : number of points
295  // xy : list of points
296  //End of comment.
297 
298  //Some checks first.
299  if (fDirectDraw)//To avoid warnings from Quartz - no context at the moment!
300  return;
301 
302  NSObject<X11Drawable> * const drawable =
304  if (!drawable)
305  return;
306 
307  CGContextRef ctx = drawable.fContext;
308  const Quartz::CGStateGuard ctxGuard(ctx);
309  //AA flag is not a part of a state.
310  const Quartz::CGAAStateGuard aaCtxGuard(ctx, fUseAA);
311 
312  if (!Quartz::SetLineColor(ctx, GetLineColor())) {
313  Error("DrawPolyLine", "Could not find TColor for index %d", GetLineColor());
314  return;
315  }
316 
319 
320  //Convert to bottom-left-corner system.
321  ConvertPointsROOTToCocoa(n, xy, fConvertedPoints, drawable);
322 
323  if (drawable.fScaleFactor > 1.)
324  CGContextScaleCTM(ctx, 1. / drawable.fScaleFactor, 1. / drawable.fScaleFactor);
325 
327 
328  // CTM (current transformation matrix) is restored by 'ctxGuard's dtor.
329 }
330 
331 
332 //______________________________________________________________________________
334 {
335  //Comment from TVirtualX:
336  // Draw PolyMarker
337  // n : number of points
338  // xy : list of points
339  //End of comment.
340 
341  //Do some checks first.
342  if (fDirectDraw)//To avoid warnings from Quartz - no context at the moment!
343  return;
344 
345  NSObject<X11Drawable> * const drawable =
347  if (!drawable)
348  return;
349 
350  CGContextRef ctx = drawable.fContext;
351  const Quartz::CGStateGuard ctxGuard(ctx);
352  //AA flag is not a part of a state.
353  const Quartz::CGAAStateGuard aaCtxGuard(ctx, fUseAA);
354 
355  if (!Quartz::SetFillColor(ctx, GetMarkerColor())) {
356  Error("DrawPolyMarker", "Could not find TColor for index %d", GetMarkerColor());
357  return;
358  }
359 
360  Quartz::SetLineColor(ctx, GetMarkerColor());//Can not fail (for coverity).
361  Quartz::SetLineStyle(ctx, 1);
363 
364  ConvertPointsROOTToCocoa(n, xy, fConvertedPoints, drawable);
365 
366  if (drawable.fScaleFactor > 1.)
367  CGContextScaleCTM(ctx, 1. / drawable.fScaleFactor, 1. / drawable.fScaleFactor);
368 
370 
371  // The fast pixel markers need to be treated separately
372  if (markerstyle == 1 || markerstyle == 6 || markerstyle == 7) {
373  CGContextSetLineJoin(ctx, kCGLineJoinMiter);
374  CGContextSetLineCap(ctx, kCGLineCapButt);
375  } else {
376  CGContextSetLineJoin(ctx, kCGLineJoinRound);
377  CGContextSetLineCap(ctx, kCGLineCapRound);
378  }
379 
381  Quartz::DrawPolyMarker(ctx, n, &fConvertedPoints[0], MarkerSizeReduced * drawable.fScaleFactor, markerstyle);
382 
383  CGContextSetLineJoin(ctx, kCGLineJoinMiter);
384  CGContextSetLineCap(ctx, kCGLineCapButt);
385 }
386 
387 
388 //______________________________________________________________________________
389 void TGQuartz::DrawText(Int_t x, Int_t y, Float_t /*angle*/, Float_t /*mgn*/,
390  const char *text, ETextMode /*mode*/)
391 {
392  if (fDirectDraw)//To avoid warnings from Quartz - no context at the moment!
393  return;
394 
395  if (!text || !text[0])//Can this ever happen? TPad::PaintText does not check this.
396  return;
397 
398  if (GetTextSize()<1.5)//Do not draw anything, or CoreText will create some small (but not of size 0 font).
399  return;
400 
401  NSObject<X11Drawable> * const drawable =
403  if (!drawable)
404  return;
405 
406  CGContextRef ctx = drawable.fContext;
407  const Quartz::CGStateGuard ctxGuard(ctx);
408 
409  //Before any core text drawing operations, reset text matrix.
410  CGContextSetTextMatrix(ctx, CGAffineTransformIdentity);
411 
412  try {
413  if (CTFontRef currentFont = fPimpl->fFontManager.SelectFont(GetTextFont(), kScale*GetTextSize())) {
414  const unsigned fontIndex = GetTextFont() / 10;
415  if (fontIndex == 12 || fontIndex == 15) {//Greek and math symbols.
416  //This is a hack. Correct way is to extract glyphs from symbol.ttf,
417  //find correct mapping, place this glyphs. This requires manual layout though (?),
418  //and as usually, I have to many things to do, may be, one day I'll fix text rendering also.
419  //This hack work only on MacOSX 10.7.3, does not work on iOS and I'm not sure about future/previous
420  //versions of MacOSX.
421  typedef std::vector<UniChar>::size_type size_type;
422 
423  std::vector<UniChar> unichars(std::strlen(text));
424  for (size_type i = 0, len = unichars.size(); i < len; ++i)
425  unichars[i] = 0xF000 + (unsigned char)text[i];
426 
427  Quartz::TextLine ctLine(unichars, currentFont, GetTextColor());
428  ctLine.DrawLine(ctx, x, X11::LocalYROOTToCocoa(drawable, y));
429  } else {
430  const Quartz::TextLine ctLine(text, currentFont, GetTextColor());
431  ctLine.DrawLine(ctx, x, X11::LocalYROOTToCocoa(drawable, y));
432  }
433  }
434  } catch (const std::exception &e) {
435  Error("DrawText", "Exception from Quartz::TextLine: %s", e.what());
436  }
437 }
438 
439 //______________________________________________________________________________
440 void TGQuartz::DrawText(Int_t x, Int_t y, Float_t angle, Float_t /*mgn*/, const wchar_t *text, ETextMode mode)
441 {
442  if (!text || !text[0])
443  return;
444 
445  if (!TTF::IsInitialized()) {
446  Error("DrawText", "wchar_t string to draw, but TTF initialization failed");
447  return;
448  }
449 
450  if (!GetTextSize())//Do not draw anything, or CoreText will create some small (but not of size 0 font).
451  return;
452 
453  (void)x;
454  (void)y;
455  (void)angle;
456  (void)mode;
457 
459  TTF::SetRotationMatrix(angle);
462 
463  AlignTTFString();
464  RenderTTFString(x, y, mode);
465 }
466 
467 //______________________________________________________________________________
469 {
470  // Returns the size of the specified character string "mess".
471  //
472  // w - the text width
473  // h - the text height
474  // text - the string
475 
476  if (!text || !text[0]) {
477  w = 0;
478  h = 0;
479  return;
480  }
481 
482  if (fPimpl->fFontManager.SelectFont(GetTextFont(), kScale*GetTextSize())) {
483  const unsigned fontIndex = GetTextFont() / 10;
484  if (fontIndex == 12 || fontIndex == 15) {//Greek and math symbols.
485  typedef std::vector<UniChar>::size_type size_type;
486 
487  std::vector<UniChar> unichars(std::strlen(text));
488  for (size_type i = 0, len = unichars.size(); i < len; ++i)
489  unichars[i] = 0xF000 + (unsigned char)text[i];
490 
491  fPimpl->fFontManager.GetTextBounds(w, h, unichars);
492  } else {
493  fPimpl->fFontManager.GetTextBounds(w, h, text);
494  }
495  }
496 }
497 
498 //______________________________________________________________________________
500 {
501  // Returns the ascent of the current font (in pixels).
502  // The ascent of a font is the distance from the baseline
503  // to the highest position characters extend to.
504  if (fPimpl->fFontManager.SelectFont(GetTextFont(), kScale*GetTextSize()))
505  return Int_t(fPimpl->fFontManager.GetAscent());
506 
507  return 0;
508 }
509 
510 //______________________________________________________________________________
512 {
513  // Returns the ascent of the current font (in pixels).
514  // The ascent of a font is the distance from the baseline
515  // to the highest position characters extend to.
516 
517  //In case of any problem we can always resort to the old version:
518  if (!text || !text[0])//How it's usually tested in ROOT
519  return GetFontAscent();
520 
521  if (fPimpl->fFontManager.SelectFont(GetTextFont(), kScale*GetTextSize())) {
522  const unsigned fontIndex = GetTextFont() / 10;
523  if (fontIndex == 12 || fontIndex == 15) {//Greek and math symbols.
524  //That's an ugly hack :)
525  typedef std::vector<UniChar>::size_type size_type;
526 
527  std::vector<UniChar> unichars(std::strlen(text));
528  for (size_type i = 0, len = unichars.size(); i < len; ++i)
529  unichars[i] = 0xF000 + (unsigned char)text[i];
530 
531  return Int_t(fPimpl->fFontManager.GetAscent(unichars));
532  } else
533  return Int_t(fPimpl->fFontManager.GetAscent(text));
534  }
535 
536  return 0;
537 }
538 
539 //______________________________________________________________________________
541 {
542  // Returns the descent of the current font (in pixels.
543  // The descent is the distance from the base line
544  // to the lowest point characters extend to.
545  if (fPimpl->fFontManager.SelectFont(GetTextFont(), kScale*GetTextSize()))
546  return Int_t(fPimpl->fFontManager.GetDescent());
547 
548  return 0;
549 }
550 
551 //______________________________________________________________________________
553 {
554  // Returns the descent of the current font (in pixels.
555  // The descent is the distance from the base line
556  // to the lowest point characters extend to.
557 
558  //That's how it's tested in ROOT:
559  if (!text || !text[0])
560  return GetFontDescent();
561 
562  if (fPimpl->fFontManager.SelectFont(GetTextFont(), kScale*GetTextSize())) {
563  const unsigned fontIndex = GetTextFont() / 10;
564  if (fontIndex == 12 || fontIndex == 15) {//Greek and math symbols.
565  //That's an ugly hack :)
566  typedef std::vector<UniChar>::size_type size_type;
567 
568  std::vector<UniChar> unichars(std::strlen(text));
569  for (size_type i = 0, len = unichars.size(); i < len; ++i)
570  unichars[i] = 0xF000 + (unsigned char)text[i];
571 
572  return Int_t(fPimpl->fFontManager.GetDescent(unichars));
573  } else
574  return Int_t(fPimpl->fFontManager.GetDescent(text));
575  }
576 
577  return 0;
578 }
579 
580 
581 //______________________________________________________________________________
583 {
584  // Returns the current font magnification factor
585  return 0;
586 }
587 
588 //______________________________________________________________________________
590 {
591  // Set color index "cindex" for drawing lines.
592  TAttLine::SetLineColor(cindex);
593 }
594 
595 
596 //______________________________________________________________________________
598 {
599  // Set line style.
600  TAttLine::SetLineStyle(lstyle);
601 }
602 
603 
604 //______________________________________________________________________________
606 {
607  // Set the line width.
608 
610 }
611 
612 
613 //______________________________________________________________________________
615 {
616  // Set color index "cindex" for fill areas.
617 
618  TAttFill::SetFillColor(cindex);
619 }
620 
621 
622 //______________________________________________________________________________
624 {
625  // Set fill area style.
627 }
628 
629 
630 //______________________________________________________________________________
632 {
633  // Set color index "cindex" for markers.
635 }
636 
637 
638 //______________________________________________________________________________
640 {
641  // Set marker size index.
642  //
643  // markersize - the marker scale factor
644  TAttMarker::SetMarkerSize(markersize);
645 }
646 
647 
648 //______________________________________________________________________________
650 {
651  // Set marker style.
652 
653  TAttMarker::SetMarkerStyle(markerstyle);
654 }
655 
656 
657 //______________________________________________________________________________
659 {
660  // Set the text alignment.
661  //
662  // talign = txalh horizontal text alignment
663  // talign = txalv vertical text alignment
664 
665  TAttText::SetTextAlign(talign);
666 }
667 
668 //______________________________________________________________________________
670 {
671  // Set the color index "cindex" for text.
672 
673  TAttText::SetTextColor(cindex);
674 }
675 
676 
677 //______________________________________________________________________________
679 {
680  // Set the current text font number.
681 
682  TAttText::SetTextFont(fontNumber);
683 
684  if (!TTF::IsInitialized()) {
685  Error("SetTextFont", "TTF is not initialized");
686  return;
687  }
688 
689  TTF::SetTextFont(fontNumber);
690 }
691 
692 //______________________________________________________________________________
693 Int_t TGQuartz::SetTextFont(char *fontName, ETextSetMode /*mode*/)
694 {
695  //This function is never used in gPad (in normal text rendering,
696  //so I'm not setting anything for CoreText).
697  if (!TTF::IsInitialized()) {
698  Error("SetTextFont", "TTF is not initialized");
699  return 0;
700  }
701 
702  return TTF::SetTextFont(fontName);
703 }
704 
705 //______________________________________________________________________________
707 {
708  // Set the current text size to "textsize"
709 
710  TAttText::SetTextSize(textsize);
711 
712  if (!TTF::IsInitialized()) {
713  Error("SetTextSize", "TTF is not initialized");
714  return;
715  }
716 
717  TTF::SetTextSize(textsize);
718 }
719 
720 
721 //______________________________________________________________________________
722 void TGQuartz::SetOpacity(Int_t /*percent*/)
723 {
724  // Set opacity of the current window. This image manipulation routine
725  // works by adding to a percent amount of neutral to each pixels RGB.
726  // Since it requires quite some additional color map entries is it
727  // only supported on displays with more than > 8 color planes (> 256
728  // colors).
729 }
730 
731 //TTF related part.
732 
733 //______________________________________________________________________________
735 {
736  //Comment from TGX11TTF:
737  // Compute alignment variables. The alignment is done on the horizontal string
738  // then the rotation is applied on the alignment variables.
739  // SetRotation and LayoutGlyphs should have been called before.
740  //End of comment.
741 
742  //This code is from TGX11TTF (with my fixes).
743  //It looks like align can not be both X and Y align?
744 
745  const EAlign align = EAlign(fTextAlign);
746 
747  // vertical alignment
748  if (align == kTLeft || align == kTCenter || align == kTRight) {
749  fAlign.y = TTF::GetAscent();
750  } else if (align == kMLeft || align == kMCenter || align == kMRight) {
751  fAlign.y = TTF::GetAscent() / 2;
752  } else {
753  fAlign.y = 0;
754  }
755 
756  // horizontal alignment
757  if (align == kTRight || align == kMRight || align == kBRight) {
758  fAlign.x = TTF::GetWidth();
759  } else if (align == kTCenter || align == kMCenter || align == kBCenter) {
760  fAlign.x = TTF::GetWidth() / 2;
761  } else {
762  fAlign.x = 0;
763  }
764 
765  FT_Vector_Transform(&fAlign, TTF::GetRotMatrix());
766  //This shift is from the original code.
767  fAlign.x = fAlign.x >> 6;
768  fAlign.y = fAlign.y >> 6;
769 }
770 
771 //______________________________________________________________________________
773 {
774  //Comment from TGX11TTF:
775  // Test if there is really something to render.
776  //End of comment.
777 
778  //This code is from TGX11TTF (with modifications).
779 
780  //Comment from TGX11TTF:
781  // If w or h is 0, very likely the string is only blank characters
782  if (!w || !h)
783  return kFALSE;
784 
785  UInt_t width = 0;
786  UInt_t height = 0;
787  Int_t xy = 0;
788 
789  GetWindowSize(GetCurrentWindow(), xy, xy, width, height);
790 
791  // If string falls outside window, there is probably no need to draw it.
792  if (x + int(w) <= 0 || x >= int(width))
793  return kFALSE;
794 
795  if (y + int(h) <= 0 || y >= int(height))
796  return kFALSE;
797 
798  return kTRUE;
799 }
800 
801 //______________________________________________________________________________
803 {
804  //Comment from TGX11TTF:
805  // Perform the string rendering in the pad.
806  // LayoutGlyphs should have been called before.
807  //End of comment.
808 
809  //This code is a modified (for Quartz) version of TG11TTF::RenderString.
810 
812  if (!drawable)
813  return;
814 
815  QuartzPixmap *dstPixmap = nil;
816  if ([drawable isKindOfClass : [QuartzPixmap class]])
817  dstPixmap = (QuartzPixmap *)drawable;
818  else if ([drawable isKindOfClass : [QuartzView class]] || [drawable isKindOfClass : [QuartzWindow class]])
819  dstPixmap = ((NSObject<X11Window> *)drawable).fBackBuffer;
820 
821  if (!dstPixmap) {
822  //I can not read pixels from a window (I can, but this is too slow and unreliable).
823  Error("DrawText", "fSelectedDrawable is neither QuartzPixmap nor a double buffered window");
824  return;
825  }
826 
827  //Comment from TGX11TTF:
828  // compute the size and position of the XImage that will contain the text
829  const Int_t xOff = TTF::GetBox().xMin < 0 ? -TTF::GetBox().xMin : 0;
830  const Int_t yOff = TTF::GetBox().yMin < 0 ? -TTF::GetBox().yMin : 0;
831 
832  const Int_t w = TTF::GetBox().xMax + xOff;
833  const Int_t h = TTF::GetBox().yMax + yOff;
834 
835  const Int_t x1 = x - xOff - fAlign.x;
836  const Int_t y1 = y + yOff + fAlign.y - h;
837 
838  if (!IsTTFStringVisible(x1, y1, w, h))
839  return;
840 
841  //By default, all pixels are set to 0 (all components, that's what code in TGX11TTF also does here).
842  Util::NSScopeGuard<QuartzPixmap> pixmap([[QuartzPixmap alloc] initWithW : w H : h scaleFactor : 1.f]);
843  if (!pixmap.Get()) {
844  Error("DrawText", "pixmap creation failed");
845  return;
846  }
847 
848  const unsigned char defaultBackgroundPixel[] = {255, 255, 255, 255};
850  if (mode == kClear) {
851  //For this mode, TGX11TTF does some work to: a) preserve pixels under symbols
852  //b) calculate (interpolate) pixel for glyphs.
853 
854  X11::Rectangle bbox(x1, y1, w, h);
855  //We already check IsVisible, so, in principle, bbox at least has intersection with
856  //the current selected drawable.
857  if (X11::AdjustCropArea(dstPixmap, bbox))
858  arrayGuard.Reset([dstPixmap readColorBits : bbox]);
859 
860  if (!arrayGuard.Get()) {
861  Error("DrawText", "problem with reading background pixels");
862  return;
863  }
864 
865  // This is copy & paste from TGX11TTF:
866  const Int_t xo = x1 < 0 ? -x1 : 0;
867  const Int_t yo = y1 < 0 ? -y1 : 0;
868 
869  for (int yp = 0; yp < int(bbox.fHeight) && yo + yp < h; ++yp) {
870  const unsigned char *srcBase = arrayGuard.Get() + bbox.fWidth * yp * 4;
871  for (int xp = 0; xp < int(bbox.fWidth) && xo + xp < w; ++xp) {
872  const unsigned char * const pixel = srcBase + xp * 4;
873  [pixmap.Get() putPixel : pixel X : xo + xp Y : yo + yp];
874  }
875  }
876  } else {
877  //Find background color and set for all pixels.
878  [pixmap.Get() addPixel : defaultBackgroundPixel];
879  }
880 
881  CGContextRef ctx = drawable.fContext;
882  const Quartz::CGStateGuard ctxGuard(ctx);
883 
884  CGContextSetRGBStrokeColor(ctx, 0., 0., 1., 1.);
885  // paint the glyphs in the pixmap.
886  TTF::TTGlyph *glyph = TTF::GetGlyphs();
887  for (int n = 0; n < TTF::GetNumGlyphs(); ++n, ++glyph) {
888  if (FT_Glyph_To_Bitmap(&glyph->fImage, TTF::GetSmoothing() ? ft_render_mode_normal : ft_render_mode_mono, 0, 1 ))
889  continue;
890 
891  FT_BitmapGlyph bitmap = (FT_BitmapGlyph)glyph->fImage;
892  FT_Bitmap *source = &bitmap->bitmap;
893  const Int_t bx = bitmap->left + xOff;
894  const Int_t by = h - bitmap->top - yOff;
895 
897  mode == kClear ? ULong_t(-1) : 0xffffff, bx, by);
898  }
899 
900  const X11::Rectangle copyArea(0, 0, w, h);
901  const X11::Point dstPoint(x1, y1);
902  [dstPixmap copy : pixmap.Get() area : copyArea withMask : nil clipOrigin : X11::Point() toPoint : dstPoint];
903 }
904 
905 //______________________________________________________________________________
906 void TGQuartz::DrawFTGlyphIntoPixmap(void *pHack, FT_Bitmap *source, ULong_t fore, ULong_t back, Int_t bx, Int_t by)
907 {
908  //This function is a "remake" of TGX11FFT::DrawImage.
909 
910  //I'm using this code to reproduce the same text as generated by TGX11TTF.
911  //It's quite sloppy, as in original version. I tried to make it not so ugly and
912  //more or less readable.
913 
914  QuartzPixmap *pixmap = (QuartzPixmap *)pHack;
915  assert(pixmap != nil && "DrawFTGlyphIntoPixmap, pixmap parameter is nil");
916  assert(source != 0 && "DrawFTGlyphIntoPixmap, source parameter is null");
917 
918  if (TTF::GetSmoothing()) {
919  static ColorStruct_t col[5];
920  // background kClear, i.e. transparent, we take as background color
921  // the average of the rgb values of all pixels covered by this character
922  if (back == ULong_t(-1) && source->width) {
923  const int maxDots = 50000;
924  int dots = Int_t(source->width * source->rows);
925  if (dots > maxDots)
926  dots = maxDots;
927 
928  //In original code, they first have to extract
929  //pixels and call XQueryColors.
930  //I have only one loop here.
931  ULong_t r = 0, g = 0, b = 0;
932  for (int y = 0, dotCnt = 0; y < int(source->rows); y++) {
933  for (int x = 0; x < int(source->width); x++) {
934  if (x + bx < int(pixmap.fWidth) && y + by < int(pixmap.fHeight)) {
935  const unsigned char * const pixels = pixmap.fData + (y + by) * pixmap.fWidth * 4 + (x + bx) * 4;
936  r += UShort_t(pixels[0] / 255. * 0xffff);
937  g += UShort_t(pixels[1] / 255. * 0xffff);
938  b += UShort_t(pixels[2] / 255. * 0xffff);
939  }
940 
941  if (++dotCnt >= maxDots)
942  break;
943  }
944  }
945 
946  if (dots) {
947  r /= dots;
948  g /= dots;
949  b /= dots;
950  }
951 
952  if (col[0].fRed == r && col[0].fGreen == g && col[0].fBlue == b) {
953  col[0].fPixel = back;
954  } else {
955  col[0].fPixel = ~back;//???
956  col[0].fRed = (UShort_t) r;
957  col[0].fGreen = (UShort_t) g;
958  col[0].fBlue = (UShort_t) b;
959  }
960  }
961 
962  // if fore or background have changed from previous character
963  // recalculate the 3 smoothing colors (interpolation between fore-
964  // and background colors)
965  if (fore != col[4].fPixel || back != col[0].fPixel) {
966  col[4].fPixel = fore;
967  TGCocoa::QueryColor(kNone, col[4]);//calculate fRed/fGreen/fBlue triple from fPixel.
968  if (back != (ULong_t)-1) {
969  col[0].fPixel = back;
970  TGCocoa::QueryColor(kNone, col[0]);
971  }
972 
973  // interpolate between fore and background colors
974  for (int x = 3; x > 0; --x) {
975  col[x].fRed = (col[4].fRed * x + col[0].fRed * (4 - x)) / 4;
976  col[x].fGreen = (col[4].fGreen * x + col[0].fGreen * (4 - x)) / 4;
977  col[x].fBlue = (col[4].fBlue * x + col[0].fBlue * (4 - x)) / 4;
978  TGCocoa::AllocColor(kNone, col[x]);//Calculate fPixel from fRed/fGreen/fBlue triplet.
979  }
980  }
981 
982  // put smoothed character, character pixmap values are an index
983  // into the 5 colors used for aliasing (4 = foreground, 0 = background)
984  const unsigned char *s = source->buffer;
985  for (int y = 0; y < (int) source->rows; ++y) {
986  for (int x = 0; x < (int) source->width; ++x) {
987  unsigned char d = *s++ & 0xff;//???
988  d = ((d + 10) * 5) / 256;//???
989  if (d > 4)
990  d = 4;
991  if (d && x < (int) source->width) {
992  const UChar_t pixel[] = {UChar_t(double(col[d].fRed) / 0xffff * 255),
993  UChar_t(double(col[d].fGreen) / 0xffff * 255),
994  UChar_t(double(col[d].fBlue) / 0xffff * 255), 255};
995  [pixmap putPixel : pixel X : bx + x Y : by + y];
996  }
997  }
998  }
999  } else {
1000  // no smoothing, just put character using foreground color
1001  unsigned char rgba[4] = {};
1002  rgba[3] = 255;
1003  X11::PixelToRGB(fore, rgba);
1004  unsigned char d = 0;
1005 
1006  const unsigned char *row = source->buffer;
1007  for (int y = 0; y < int(source->rows); ++y) {
1008  int n = 0;
1009  const unsigned char *s = row;
1010  for (int x = 0; x < int(source->width); ++x) {
1011  if (!n)
1012  d = *s++;
1013 
1014  if (TESTBIT(d,7 - n))
1015  [pixmap putPixel : rgba X : bx + x Y : by + y];
1016 
1017  if (++n == int(kBitsPerByte))
1018  n = 0;
1019  }
1020 
1021  row += source->pitch;
1022  }
1023  }
1024 }
1025 
1026 //Aux. functions.
1027 
1028 //______________________________________________________________________________
1030 {
1031  if (gEnv) {
1032  const TString value(TString(gEnv->GetValue("Cocoa.EnableAntiAliasing", "auto")).Strip());
1033  if (value == "auto") {
1034  [[NSScreen mainScreen] backingScaleFactor] > 1. ? fUseAA = true : fUseAA = false;
1035  } else if (value == "no")
1036  fUseAA = false;
1037  else {
1038  assert(value == "yes" && "SetAA, value must be 'yes', 'no' or 'auto'");
1039  fUseAA = true;
1040  }
1041  const TString valuefa(TString(gEnv->GetValue("Cocoa.EnableFillAreaAntiAliasing", "auto")).Strip());
1042  if (valuefa == "auto") {
1043  [[NSScreen mainScreen] backingScaleFactor] > 1. ? fUseFAAA = true : fUseFAAA = false;
1044  } else if (valuefa == "no")
1045  fUseFAAA = false;
1046  else {
1047  assert(valuefa == "yes" && "SetAA, value must be 'yes', 'no' or 'auto'");
1048  fUseFAAA = true;
1049  }
1050  }
1051 }
1052 
1053 //______________________________________________________________________________
1054 void *TGQuartz::GetSelectedDrawableChecked(const char *calledFrom) const
1055 {
1056  assert(calledFrom != 0 && "GetSelectedDrawableChecked, calledFrom parameter is null");
1057  assert(fSelectedDrawable > fPimpl->GetRootWindowID() && "GetSelectedDrawableChecked, bad drawable is selected");
1058 
1059  NSObject<X11Drawable> *drawable = fPimpl->GetDrawable(fSelectedDrawable);
1060  if (!drawable.fIsPixmap) {
1061  //TPad/TCanvas ALWAYS draw only into a pixmap.
1062  if ([drawable isKindOfClass : [QuartzView class]]) {
1063  QuartzView *view = (QuartzView *)drawable;
1064  if (!view.fBackBuffer) {
1065  Error(calledFrom, "Selected window is not double buffered");
1066  return 0;
1067  }
1068 
1069  drawable = view.fBackBuffer;
1070  } else {
1071  Error(calledFrom, "Selected drawable is neither a pixmap, nor a double buffered window");
1072  return 0;
1073  }
1074  }
1075 
1076  if (!drawable.fContext) {
1077  Error(calledFrom, "Context is null");
1078  return 0;
1079  }
1080 
1081  return drawable;
1082 }
TGQuartz::fAlign
FT_Vector fAlign
Definition: TGQuartz.h:33
TGQuartz::SetTextFont
virtual void SetTextFont(Font_t fontnumber)
Sets the current text font number.
Definition: TGQuartz.mm:678
ColorStruct_t::fBlue
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blue component (0..65535)
Definition: GuiTypes.h:314
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Set the marker size.
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const Int_t n
Definition: legend1.C:16
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@ kMLeft
Definition: TGQuartz.h:30
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@ kMRight
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static Int_t GetWidth()
Definition: TTF.cxx:615
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TTF::TTGlyph
TTF helper class containing glyphs description.
Definition: TTF.h:65
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const Bool_t kTRUE
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Definition: TGQuartz.mm:389
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Definition: TGCocoa.h:448
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Definition: TGQuartz.mm:772
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static void LayoutGlyphs()
Compute the glyphs positions, fgAscent and fgWidth (needed for alignment).
Definition: TTF.cxx:181
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@ kHollow
Definition: TVirtualX.h:50
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static void Init()
Initialise the TrueType fonts interface.
Definition: TTF.cxx:65
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virtual void SetFillStyle(Style_t fstyle)
Set the fill area style.
Definition: TAttFill.h:39
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virtual void DrawBox(Int_t x1, Int_t y1, Int_t x2, Int_t y2, EBoxMode mode)
Draws a box between [x1,y1] and [x2,y2] according to the "mode".
Definition: TGQuartz.mm:119
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Return the text color.
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Set smoothing (anti-aliasing) flag.
Definition: TTF.cxx:365
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virtual Size_t GetMarkerSize() const
Return the marker size.
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Issue error message.
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Set current text size.
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Set specified font.
Definition: TTF.cxx:491
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virtual void SetMarkerColor(Color_t cindex)
Sets color index "cindex" for markers.
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virtual void SetTextSize(Float_t tsize=1)
Set the text size.
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Return the marker style.
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virtual Float_t GetTextMagnitude()
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Definition: TColorGradient.h:35
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virtual void SetMarkerStyle(Style_t markerstyle)
Sets marker style.
Definition: TGQuartz.mm:649
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Definition: style.C:1
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Definition: TGQuartz.h:28
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virtual Int_t GetFontDescent() const
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Definition: TGQuartz.mm:48
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virtual void SetTextSize(Float_t textsize)
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Definition: TGQuartz.mm:706
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TAttText::GetTextFont
virtual Font_t GetTextFont() const
Return the text font.
Definition: TAttText.h:35
TColor
The color creation and management class.
Definition: TColor.h:19
h
#define h(i)
Definition: RSha256.hxx:106
TAttLine::GetLineColor
virtual Color_t GetLineColor() const
Return the line color.
Definition: TAttLine.h:33
TGCocoa
This class implements TVirtualX interface for MacOS X, using Cocoa and Quartz 2D.
Definition: TGCocoa.h:58
QuartzPixmap
Definition: QuartzPixmap.h:31
TGQuartz::GetFontAscent
virtual Int_t GetFontAscent() const
Returns the ascent of the current font (in pixels).
Definition: TGQuartz.mm:499
TGCocoa::GetCurrentWindow
virtual Window_t GetCurrentWindow() const
pointer to the current internal window used in canvas graphics
Definition: TGCocoa.mm:838
TMath::Floor
Double_t Floor(Double_t x)
Definition: TMath.h:703
TAttMarker::SetMarkerColor
virtual void SetMarkerColor(Color_t mcolor=1)
Set the marker color.
Definition: TAttMarker.h:38
TGCocoa::fPimpl
std::unique_ptr< ROOT::MacOSX::Details::CocoaPrivate > fPimpl
Definition: TGCocoa.h:444
TAttLine::GetLineStyle
virtual Style_t GetLineStyle() const
Return the line style.
Definition: TAttLine.h:34
Width_t
short Width_t
Definition: RtypesCore.h:82
QuartzView
Definition: QuartzWindow.h:183
kFALSE
const Bool_t kFALSE
Definition: RtypesCore.h:92
ColorStruct_t::fGreen
UShort_t fGreen
green component (0..65535)
Definition: GuiTypes.h:313
ColorStruct_t::fRed
UShort_t fRed
red component (0..65535)
Definition: GuiTypes.h:312
TGQuartz::SetTextAlign
virtual void SetTextAlign(Short_t talign=11)
Sets the text alignment.
Definition: TGQuartz.mm:658
ROOT::Quartz::SetFillAreaParameters
Bool_t SetFillAreaParameters(CGContextRef ctx, unsigned *patternIndex)
Definition: QuartzFillArea.mm:391
ROOT::MacOSX::X11::LocalYROOTToCocoa
int LocalYROOTToCocoa(NSView< X11Window > *parentView, CGFloat yROOT)
Definition: QuartzWindow.mm:226
TGQuartz::DrawPolyMarker
virtual void DrawPolyMarker(Int_t n, TPoint *xy)
Draws "n" markers with the current attributes at position [x,y].
Definition: TGQuartz.mm:333
ROOT::Quartz::DrawPolyMarker
void DrawPolyMarker(CGContextRef ctx, const std::vector< TPoint > &marker, Size_t markerSize, Style_t markerStyle)
Definition: QuartzMarker.mm:1024
DrawLine
lv DrawLine(0.33, 0.0, 0.33, 1.0)
ROOT::MacOSX::X11::Rectangle
Definition: CocoaGuiTypes.h:20
QuartzView::fQuartzWindow
QuartzWindow * fQuartzWindow
Definition: QuartzWindow.h:269
TGQuartz::TGQuartz
TGQuartz()
Definition: TGQuartz.mm:78
TVirtualX::EBoxMode
EBoxMode
Definition: TVirtualX.h:50
TAttFill::GetFillStyle
virtual Style_t GetFillStyle() const
Return the fill area style.
Definition: TAttFill.h:31
y
Double_t y[n]
Definition: legend1.C:17
ULong_t
unsigned long ULong_t
Definition: RtypesCore.h:55
Short_t
short Short_t
Definition: RtypesCore.h:39
TGQuartz::SetMarkerSize
virtual void SetMarkerSize(Float_t markersize)
Sets marker size index.
Definition: TGQuartz.mm:639
TAttMarker::GetMarkerColor
virtual Color_t GetMarkerColor() const
Return the marker color.
Definition: TAttMarker.h:31
TTF::GetAscent
static Int_t GetAscent()
Definition: TTF.cxx:622
TObject::Warning
virtual void Warning(const char *method, const char *msgfmt,...) const
Issue warning message.
Definition: TObject.cxx:876
ROOT::Quartz::DrawBox
void DrawBox(CGContextRef ctx, Int_t x1, Int_t y1, Int_t x2, Int_t y2, bool hollow)
Definition: QuartzFillArea.mm:427
void
typedef void((*Func_t)())
TPoint::fX
SCoord_t fX
Definition: TPoint.h:35
TGQuartz::SetLineWidth
virtual void SetLineWidth(Width_t width)
Sets the line width.
Definition: TGQuartz.mm:605
TGQuartz::fUseFAAA
bool fUseFAAA
Definition: TGQuartz.h:94
unsigned int
TTF::GetGlyphs
static TTGlyph * GetGlyphs()
Definition: TTF.cxx:650
TGQuartz.h
TAttMarker::GetMarkerStyleBase
static Style_t GetMarkerStyleBase(Style_t style)
Internal helper function that returns the corresponding marker style with line width 1 for the given ...
Definition: TAttMarker.cxx:246
ROOT::Quartz::TextLine
Definition: QuartzText.h:37
TGQuartz::SetLineColor
virtual void SetLineColor(Color_t cindex)
Sets color index "cindex" for drawing lines.
Definition: TGQuartz.mm:589
TGQuartz::RenderTTFString
void RenderTTFString(Int_t x, Int_t y, ETextMode mode)
Definition: TGQuartz.mm:802
TAttLine::SetLineWidth
virtual void SetLineWidth(Width_t lwidth)
Set the line width.
Definition: TAttLine.h:43
ROOT::MacOSX::Util::ScopedArray::Get
T * Get() const
Definition: CocoaUtils.h:358
ROOT::Quartz::DrawPolyLine
void DrawPolyLine(CGContextRef ctx, Int_t n, TPoint *xy)
Definition: QuartzLine.mm:135
ROOT::MacOSX::Util::NSScopeGuard
Definition: CocoaUtils.h:118
TAttText::SetTextAlign
virtual void SetTextAlign(Short_t align=11)
Set the text alignment.
Definition: TAttText.h:41
TPoint
Definition: TPoint.h:31
TGQuartz::kTRight
@ kTRight
Definition: TGQuartz.h:30
TGQuartz::SetOpacity
virtual void SetOpacity(Int_t percent)
Sets opacity of the current window.
Definition: TGQuartz.mm:722
QuartzLine.h
ROOT::MacOSX::Util::ScopedArray
Definition: CocoaUtils.h:327
ROOT::Quartz
Definition: QuartzFillArea.h:33
ROOT::MacOSX::X11::AdjustCropArea
bool AdjustCropArea(const Rectangle &srcRect, Rectangle &cropArea)
Definition: QuartzPixmap.mm:862
TGQuartz::DrawFTGlyphIntoPixmap
void DrawFTGlyphIntoPixmap(void *pixmap, FT_Bitmap *source, ULong_t fore, ULong_t back, Int_t bx, Int_t by)
Definition: TGQuartz.mm:906
TGQuartz::GetSelectedDrawableChecked
void * GetSelectedDrawableChecked(const char *calledFrom) const
Definition: TGQuartz.mm:1054
TGCocoa::AllocColor
virtual Bool_t AllocColor(Colormap_t cmap, ColorStruct_t &color)
Allocates a read-only colormap entry corresponding to the closest RGB value supported by the hardware...
Definition: TGCocoa.mm:2922
TGQuartz::kBCenter
@ kBCenter
Definition: TGQuartz.h:31
UChar_t
unsigned char UChar_t
Definition: RtypesCore.h:38
TAttFill::SetFillColor
virtual void SetFillColor(Color_t fcolor)
Set the fill area color.
Definition: TAttFill.h:37
TGQuartz::SetLineStyle
virtual void SetLineStyle(Style_t linestyle)
Sets the line style.
Definition: TGQuartz.mm:597
name
char name[80]
Definition: TGX11.cxx:110
NSObject
ROOT::MacOSX::Util::ScopedArray::Reset
void Reset(T *p)
Definition: CocoaUtils.h:339
TTF::IsInitialized
static Bool_t IsInitialized()
Definition: TTF.cxx:608
d
#define d(i)
Definition: RSha256.hxx:102
ROOT::MacOSX::X11::PixelToRGB
void PixelToRGB(Pixel_t pixelColor, CGFloat *rgb)
Definition: X11Colors.mm:920
x2
static const double x2[5]
Definition: RooGaussKronrodIntegrator1D.cxx:364
TAttFill::GetFillColor
virtual Color_t GetFillColor() const
Return the fill area color.
Definition: TAttFill.h:30
TTF::GetNumGlyphs
static Int_t GetNumGlyphs()
Definition: TTF.cxx:629
kBitsPerByte
const ULong_t kBitsPerByte
Definition: RtypesCore.h:114
TTF::PrepareString
static void PrepareString(const char *string)
Put the characters in "string" in the "glyphs" array.
Definition: TTF.cxx:250
TTF::SetRotationMatrix
static void SetRotationMatrix(Float_t angle)
Set the rotation matrix used to rotate the font outlines.
Definition: TTF.cxx:342
TAttLine::GetLineWidth
virtual Width_t GetLineWidth() const
Return the line width.
Definition: TAttLine.h:35
SetLineColor
lv SetLineColor(kBlue)
TAttMarker::SetMarkerStyle
virtual void SetMarkerStyle(Style_t mstyle=1)
Set the marker style.
Definition: TAttMarker.h:40
TPoint.h
TGQuartz::kMCenter
@ kMCenter
Definition: TGQuartz.h:31
TGQuartz::SetTextColor
virtual void SetTextColor(Color_t cindex)
Sets the color index "cindex" for text.
Definition: TGQuartz.mm:669
TTF::GetBox
static const FT_BBox & GetBox()
Definition: TTF.cxx:643
TAttLine::SetLineStyle
virtual void SetLineStyle(Style_t lstyle)
Set the line style.
Definition: TAttLine.h:42
QuartzPixmap.h
TAttText::SetTextFont
virtual void SetTextFont(Font_t tfont=62)
Set the text font.
Definition: TAttText.h:45
ROOT::MacOSX::X11::Point
Definition: CocoaGuiTypes.h:12
TGQuartz::GetTextExtent
virtual void GetTextExtent(UInt_t &w, UInt_t &h, char *text)
Returns the size of the specified character string "mess".
Definition: TGQuartz.mm:468
TGQuartz::DrawFillArea
virtual void DrawFillArea(Int_t n, TPoint *xy)
Fills area described by the polygon.
Definition: TGQuartz.mm:177
TGQuartz::kTCenter
@ kTCenter
Definition: TGQuartz.h:30
TGQuartz::SetFillStyle
virtual void SetFillStyle(Style_t style)
Sets fill area style.
Definition: TGQuartz.mm:623
TVirtualX::ETextMode
ETextMode
Definition: TVirtualX.h:51
TMath.h
TGCocoa::fSelectedDrawable
Drawable_t fSelectedDrawable
Definition: TGCocoa.h:442
TGQuartz::DrawPolyLine
virtual void DrawPolyLine(Int_t n, TPoint *xy)
Draws a line through all points in the list.
Definition: TGQuartz.mm:290
TGQuartz::SetFillColor
virtual void SetFillColor(Color_t cindex)
Sets color index "cindex" for fill areas.
Definition: TGQuartz.mm:614
gROOT
#define gROOT
Definition: TROOT.h:406
CocoaPrivate.h
int
ROOT::MacOSX::X11
Definition: CocoaGuiTypes.h:10
TVirtualX::kClear
@ kClear
Definition: TVirtualX.h:51
SetLineStyle
lv SetLineStyle(3)
QuartzWindow
Definition: QuartzWindow.h:56
g
#define g(i)
Definition: RSha256.hxx:105