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dee1d5f1 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
5f91c9e8 | 16 | // $Id$ |
2c605e66 | 17 | // $MpId: AliMpSubZonePainter.cxx,v 1.7 2006/03/17 11:35:29 ivana Exp $ |
5f91c9e8 | 18 | // Category: graphics |
19 | // | |
20 | // Class AliMpSubZonePainter | |
21 | // ------------------------- | |
22 | // Class for drawing a subzone into canvas | |
dbe945cc | 23 | // Included in AliRoot: 2003/05/02 |
5f91c9e8 | 24 | // Authors: David Guez, IPN Orsay |
25 | ||
26 | #include "AliMpSubZonePainter.h" | |
27 | #include "AliMpGraphContext.h" | |
28 | #include "AliMpSubZone.h" | |
29 | #include "AliMpVRowSegment.h" | |
30 | #include "AliMpVMotif.h" | |
31 | ||
2c605e66 | 32 | #include <TVirtualX.h> |
33 | #include <TPad.h> | |
34 | ||
5f91c9e8 | 35 | ClassImp(AliMpSubZonePainter) |
36 | ||
37 | //_______________________________________________________________________ | |
38 | AliMpSubZonePainter::AliMpSubZonePainter() | |
39 | : AliMpVPainter(), | |
40 | fSubZone(0) | |
41 | { | |
dee1d5f1 | 42 | /// Default constructor |
5f91c9e8 | 43 | } |
fb1bf5c0 | 44 | |
5f91c9e8 | 45 | //_______________________________________________________________________ |
46 | AliMpSubZonePainter::AliMpSubZonePainter(AliMpSubZone *subZone) | |
47 | : AliMpVPainter(), | |
48 | fSubZone(subZone) | |
49 | { | |
dee1d5f1 | 50 | /// Standard constructor |
5f91c9e8 | 51 | |
52 | } | |
fb1bf5c0 | 53 | |
54 | //_____________________________________________________________________________ | |
55 | AliMpSubZonePainter::AliMpSubZonePainter(const AliMpSubZonePainter& right) | |
56 | : AliMpVPainter(right) | |
57 | { | |
dee1d5f1 | 58 | /// Protected copy constructor (not provided) |
fb1bf5c0 | 59 | |
60 | Fatal("AliMpSubZonePainter", "Copy constructor not provided."); | |
61 | } | |
62 | ||
5f91c9e8 | 63 | //_______________________________________________________________________ |
2998a151 | 64 | AliMpSubZonePainter::~AliMpSubZonePainter() |
65 | { | |
dee1d5f1 | 66 | /// Destructor |
2998a151 | 67 | } |
fb1bf5c0 | 68 | |
69 | //_____________________________________________________________________________ | |
70 | AliMpSubZonePainter& | |
71 | AliMpSubZonePainter::operator=(const AliMpSubZonePainter& right) | |
72 | { | |
dee1d5f1 | 73 | /// Assignment operator (not provided) |
fb1bf5c0 | 74 | |
dee1d5f1 | 75 | // check assignment to self |
fb1bf5c0 | 76 | if (this == &right) return *this; |
77 | ||
dee1d5f1 | 78 | Fatal("operator =", "Assignment operator not provided."); |
fb1bf5c0 | 79 | |
80 | return *this; | |
81 | } | |
82 | ||
2998a151 | 83 | //_______________________________________________________________________ |
5f91c9e8 | 84 | Int_t AliMpSubZonePainter::DistancetoPrimitive(Int_t x, Int_t y) |
85 | { | |
dee1d5f1 | 86 | /// Dist to the nearest segment center if (x,y) is inside the sub-zone |
87 | /// 9999 otherwise | |
88 | ||
5f91c9e8 | 89 | if (fSubZone->GetNofRowSegments()<1) return 9999; |
90 | AliMpGraphContext *gr = AliMpGraphContext::Instance(); | |
91 | ||
92 | gr->Push(); | |
93 | InitGraphContext(); | |
94 | ||
95 | ||
96 | TVector2 point = TVector2(gPad->AbsPixeltoX(x), gPad->AbsPixeltoY(y)); | |
97 | ||
98 | Double_t res=9999.; | |
99 | for (Int_t iseg=0;iseg<fSubZone->GetNofRowSegments();++iseg){ | |
100 | //for each row segments | |
101 | AliMpVRowSegment* seg = fSubZone->GetRowSegment(iseg); | |
102 | ||
103 | TVector2 pos,dim; | |
104 | gr->RealToPad(seg->Position(),seg->Dimensions(),pos,dim); | |
105 | ||
106 | if ( IsInside(point,pos,dim) ){ | |
107 | Double_t value = (point-pos).Mod(); | |
108 | if (value<res) res=value; | |
109 | } | |
110 | } | |
111 | gr->Pop(); | |
112 | return (Int_t)res; | |
113 | } | |
114 | ||
115 | //_______________________________________________________________________ | |
116 | void AliMpSubZonePainter::DumpObject() | |
117 | { | |
dee1d5f1 | 118 | //// Draw the owned object |
119 | ||
5f91c9e8 | 120 | fSubZone->Dump(); |
5f91c9e8 | 121 | } |
dee1d5f1 | 122 | |
5f91c9e8 | 123 | //_______________________________________________________________________ |
124 | TVector2 AliMpSubZonePainter::GetPosition() const | |
125 | { | |
dee1d5f1 | 126 | //// Get the owned object's position |
5f91c9e8 | 127 | |
128 | if (fSubZone->GetNofRowSegments()<1) return TVector2(0.,0.); | |
129 | AliMpVRowSegment* seg = fSubZone->GetRowSegment(0); | |
130 | ||
131 | // bl = bottom left position; | |
132 | TVector2 bl = seg->Position()-seg->Dimensions(); | |
133 | // ur = upper right position | |
134 | TVector2 ur = seg->Position()+seg->Dimensions(); | |
135 | ||
136 | for (Int_t iseg=1;iseg<fSubZone->GetNofRowSegments();++iseg){ | |
137 | seg = fSubZone->GetRowSegment(iseg); | |
138 | // update the bottom-left corner | |
139 | if (bl.X()>seg->Position().X()-seg->Dimensions().X()) | |
140 | bl.Set(seg->Position().X()-seg->Dimensions().X(),bl.Y()); | |
141 | if (bl.Y()>seg->Position().Y()-seg->Dimensions().Y()) | |
142 | bl.Set(bl.X(),seg->Position().Y()-seg->Dimensions().Y()); | |
143 | // update the upper-right corner | |
144 | if (ur.X()<seg->Position().X()+seg->Dimensions().X()) | |
145 | ur.Set(seg->Position().X()+seg->Dimensions().X(),ur.Y()); | |
146 | if (ur.Y()<seg->Position().Y()+seg->Dimensions().Y()) | |
147 | ur.Set(ur.X(),seg->Position().Y()+seg->Dimensions().Y()); | |
148 | } | |
149 | return (ur+bl)/2.; | |
150 | } | |
dee1d5f1 | 151 | |
5f91c9e8 | 152 | //_______________________________________________________________________ |
153 | TVector2 AliMpSubZonePainter::GetDimensions() const | |
154 | { | |
dee1d5f1 | 155 | //// Get the owned object's dimensions |
5f91c9e8 | 156 | |
157 | if (fSubZone->GetNofRowSegments()<1) return TVector2(0.,0.); | |
158 | AliMpVRowSegment* seg = fSubZone->GetRowSegment(0); | |
159 | ||
160 | // bl = bottom left position; | |
161 | TVector2 bl = seg->Position()-seg->Dimensions(); | |
162 | // ur = upper right position | |
163 | TVector2 ur = seg->Position()+seg->Dimensions(); | |
164 | ||
165 | for (Int_t iseg=1;iseg<fSubZone->GetNofRowSegments();++iseg){ | |
166 | seg = fSubZone->GetRowSegment(iseg); | |
167 | // update the bottom-left corner | |
168 | if (bl.X()>seg->Position().X()-seg->Dimensions().X()) | |
169 | bl.Set(seg->Position().X()-seg->Dimensions().X(),bl.Y()); | |
170 | if (bl.Y()>seg->Position().Y()-seg->Dimensions().Y()) | |
171 | bl.Set(bl.X(),seg->Position().Y()-seg->Dimensions().Y()); | |
172 | // update the upper-right corner | |
173 | if (ur.X()<seg->Position().X()+seg->Dimensions().X()) | |
174 | ur.Set(seg->Position().X()+seg->Dimensions().X(),ur.Y()); | |
175 | if (ur.Y()<seg->Position().Y()+seg->Dimensions().Y()) | |
176 | ur.Set(ur.X(),seg->Position().Y()+seg->Dimensions().Y()); | |
177 | } | |
178 | return (ur-bl)/2.; | |
179 | } | |
dee1d5f1 | 180 | |
5f91c9e8 | 181 | //_______________________________________________________________________ |
182 | void AliMpSubZonePainter::Draw(Option_t *option) | |
183 | { | |
dee1d5f1 | 184 | /// Draw the sector on the current pad |
185 | /// The first letter of <option> is treated as follows: | |
186 | /// - case "S" : each row segments are drawn separately | |
187 | /// - case "" : the whole subzone is drawn at once | |
188 | /// in both cases, the rest of the option is passed | |
189 | /// as argument to the Draw function of respectively | |
190 | /// zone or row objects. | |
5f91c9e8 | 191 | |
192 | if (!fSubZone) return; | |
193 | AliMpGraphContext *gr = AliMpGraphContext::Instance(); | |
194 | ||
195 | gr->Push(); | |
196 | InitGraphContext(); | |
197 | switch (option[0]){ | |
198 | case 'S': | |
199 | { | |
200 | ||
201 | for (Int_t iRowSeg=0;iRowSeg<fSubZone->GetNofRowSegments();++iRowSeg){ | |
202 | gr->Push(); | |
203 | AliMpVRowSegment *rowSegment = fSubZone->GetRowSegment(iRowSeg); | |
204 | ||
205 | gr->SetPadPosForReal(rowSegment->Position(), | |
206 | rowSegment->Dimensions()); | |
207 | gr->SetColor(GetColor()); | |
208 | DrawObject(rowSegment,option+1); | |
209 | ||
210 | gr->Pop(); | |
211 | } | |
212 | } | |
213 | break; | |
214 | default: AppendPad(option); | |
215 | } | |
216 | gr->Pop(); | |
217 | } | |
218 | ||
219 | ||
220 | //_______________________________________________________________________ | |
221 | void AliMpSubZonePainter::Paint(Option_t *option) | |
222 | { | |
dee1d5f1 | 223 | //// Paint the object |
224 | ||
5f91c9e8 | 225 | AliMpGraphContext *gr = AliMpGraphContext::Instance(); |
226 | if (!fSubZone) return; | |
227 | if (fSubZone->GetNofRowSegments()<1) return; | |
228 | gr->Push(); | |
229 | gPad->Range(0.,0.,1.,1.); | |
230 | Int_t col=gVirtualX->GetFillColor(); | |
231 | InitGraphContext(); | |
232 | ||
233 | gVirtualX->SetFillColor(GetColor()); | |
234 | for (Int_t iRowSeg=0;iRowSeg<fSubZone->GetNofRowSegments();++iRowSeg){ | |
235 | AliMpVRowSegment *rowSegment = fSubZone->GetRowSegment(iRowSeg); | |
236 | TVector2 pos,dim; | |
237 | gr->RealToPad(rowSegment->Position(),rowSegment->Dimensions(), | |
238 | pos,dim); | |
239 | gPad->PaintBox(pos.X()-dim.X(),pos.Y()-dim.Y(), | |
240 | pos.X()+dim.X(),pos.Y()+dim.Y()); | |
241 | if (option[0]=='T'){ | |
242 | Float_t textSize = gVirtualX->GetTextSize(); | |
243 | gVirtualX->SetTextSize(15); | |
244 | gPad->PaintText(pos.X()-0.01,pos.Y()-0.01, | |
245 | fSubZone->GetMotif()->GetID()); | |
246 | gVirtualX->SetTextSize(textSize); | |
247 | } | |
248 | } | |
249 | ||
250 | gVirtualX->SetFillColor(col); | |
251 | gr->Pop(); | |
252 | } |