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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 | // $Id$ |
dee1d5f1 | 17 | // $MpId: AliMpZonePainter.cxx,v 1.6 2005/08/26 15:43:36 ivana Exp $ |
5f91c9e8 | 18 | // Category: graphics |
19 | // | |
20 | // Class AliMpZonePainter | |
21 | // ---------------------- | |
22 | // Class for drawing a zone into canvas | |
dbe945cc | 23 | // Included in AliRoot: 2003/05/02 |
5f91c9e8 | 24 | // Authors: David Guez, IPN Orsay |
25 | ||
2998a151 | 26 | #include <TVirtualX.h> |
27 | #include <TPad.h> | |
fb1bf5c0 | 28 | #include <TError.h> |
2998a151 | 29 | |
5f91c9e8 | 30 | #include "AliMpZonePainter.h" |
31 | #include "AliMpGraphContext.h" | |
32 | #include "AliMpZone.h" | |
33 | #include "AliMpSubZone.h" | |
34 | #include "AliMpVRowSegment.h" | |
5f91c9e8 | 35 | |
36 | ClassImp(AliMpZonePainter) | |
37 | ||
38 | //_______________________________________________________________________ | |
39 | AliMpZonePainter::AliMpZonePainter() | |
40 | : AliMpVPainter(), | |
41 | fZone(0) | |
42 | { | |
dee1d5f1 | 43 | /// Default constructor |
5f91c9e8 | 44 | } |
45 | ||
46 | //_______________________________________________________________________ | |
47 | AliMpZonePainter::AliMpZonePainter(AliMpZone *zone) | |
48 | : AliMpVPainter(), | |
49 | fZone(zone) | |
50 | { | |
dee1d5f1 | 51 | /// Standard constructor |
5f91c9e8 | 52 | |
53 | } | |
54 | ||
fb1bf5c0 | 55 | //_____________________________________________________________________________ |
56 | AliMpZonePainter::AliMpZonePainter(const AliMpZonePainter& right) | |
57 | : AliMpVPainter(right) | |
58 | { | |
dee1d5f1 | 59 | /// Protected copy constructor (not provided) |
fb1bf5c0 | 60 | |
61 | Fatal("AliMpZonePainter", "Copy constructor not provided."); | |
62 | } | |
63 | ||
5f91c9e8 | 64 | //_______________________________________________________________________ |
2998a151 | 65 | AliMpZonePainter::~AliMpZonePainter() |
66 | { | |
dee1d5f1 | 67 | /// Destructor |
2998a151 | 68 | } |
69 | ||
fb1bf5c0 | 70 | //_____________________________________________________________________________ |
71 | AliMpZonePainter& | |
72 | AliMpZonePainter::operator=(const AliMpZonePainter& right) | |
73 | { | |
dee1d5f1 | 74 | /// Assignment operator (not provided) |
fb1bf5c0 | 75 | |
dee1d5f1 | 76 | // check assignment to self |
fb1bf5c0 | 77 | if (this == &right) return *this; |
78 | ||
dee1d5f1 | 79 | Fatal("operator =", "Assignment operator not provided."); |
fb1bf5c0 | 80 | |
81 | return *this; | |
82 | } | |
83 | ||
2998a151 | 84 | //_______________________________________________________________________ |
5f91c9e8 | 85 | Int_t AliMpZonePainter::DistancetoPrimitive(Int_t x, Int_t y) |
86 | { | |
dee1d5f1 | 87 | /// Distance to the nearest segment center if (x,y) is inside the zone |
88 | /// 9999 otherwise | |
89 | ||
5f91c9e8 | 90 | if (fZone->GetNofSubZones()<1) return 9999; |
91 | AliMpGraphContext *gr = AliMpGraphContext::Instance(); | |
92 | ||
93 | gr->Push(); | |
94 | InitGraphContext(); | |
95 | ||
96 | TVector2 point = TVector2(gPad->AbsPixeltoX(x), gPad->AbsPixeltoY(y)); | |
97 | ||
98 | Double_t res=9999.; | |
99 | for (Int_t isub=0;isub<fZone->GetNofSubZones();++isub){ | |
100 | // for each sub-zones | |
101 | AliMpSubZone* sub = fZone->GetSubZone(isub); | |
102 | for (Int_t iseg=0;iseg<sub->GetNofRowSegments();++iseg){ | |
103 | //for each row segments | |
104 | AliMpVRowSegment* seg = sub->GetRowSegment(iseg); | |
105 | ||
106 | TVector2 pos,dim; | |
107 | gr->RealToPad(seg->Position(),seg->Dimensions(),pos,dim); | |
108 | ||
109 | if ( IsInside(point,pos,dim) ){ | |
110 | Double_t value = (point-pos).Mod(); | |
111 | if (value<res) res=value; | |
112 | } | |
113 | } | |
114 | } | |
115 | gr->Pop(); | |
116 | return (Int_t)res; | |
117 | } | |
118 | ||
119 | //_______________________________________________________________________ | |
120 | void AliMpZonePainter::DumpObject() | |
121 | { | |
dee1d5f1 | 122 | /// Dump the owned object |
5f91c9e8 | 123 | |
dee1d5f1 | 124 | fZone->Dump(); |
5f91c9e8 | 125 | } |
126 | ||
127 | //_______________________________________________________________________ | |
128 | TVector2 AliMpZonePainter::GetPosition() const | |
129 | { | |
dee1d5f1 | 130 | //// Get the owned object's position |
5f91c9e8 | 131 | |
132 | if (fZone->GetNofSubZones()<1) return TVector2(0.,0.); | |
133 | ||
134 | TVector2 bl(9999,9999),ur(-9999,-9999); | |
135 | ||
136 | for (Int_t isub=0;isub<fZone->GetNofSubZones();++isub){ | |
137 | // for each sub-zones | |
138 | AliMpSubZone* sub = fZone->GetSubZone(isub); | |
139 | for (Int_t iseg=0;iseg<sub->GetNofRowSegments();++iseg){ | |
140 | //for each row segments | |
141 | AliMpVRowSegment* seg = sub->GetRowSegment(iseg); | |
142 | ||
143 | // update the bottom-left corner | |
144 | if (bl.X()>seg->Position().X()-seg->Dimensions().X()) | |
145 | bl.Set(seg->Position().X()-seg->Dimensions().X(),bl.Y()); | |
146 | if (bl.Y()>seg->Position().Y()-seg->Dimensions().Y()) | |
147 | bl.Set(bl.X(),seg->Position().Y()-seg->Dimensions().Y()); | |
148 | // update the upper-right corner | |
149 | if (ur.X()<seg->Position().X()+seg->Dimensions().X()) | |
150 | ur.Set(seg->Position().X()+seg->Dimensions().X(),ur.Y()); | |
151 | if (ur.Y()<seg->Position().Y()+seg->Dimensions().Y()) | |
152 | ur.Set(ur.X(),seg->Position().Y()+seg->Dimensions().Y()); | |
153 | } //iseg | |
154 | } //isub | |
155 | return (ur+bl)/2.; | |
156 | } | |
157 | ||
158 | //_______________________________________________________________________ | |
159 | TVector2 AliMpZonePainter::GetDimensions() const | |
160 | { | |
dee1d5f1 | 161 | //// Get the owned object's dimensions |
5f91c9e8 | 162 | |
163 | if (fZone->GetNofSubZones()<1) return TVector2(0.,0.); | |
164 | ||
165 | TVector2 bl(9999,9999),ur(-9999,-9999); | |
166 | ||
167 | for (Int_t isub=0;isub<fZone->GetNofSubZones();++isub){ | |
168 | // for each sub-zones | |
169 | AliMpSubZone* sub = fZone->GetSubZone(isub); | |
170 | for (Int_t iseg=0;iseg<sub->GetNofRowSegments();++iseg){ | |
171 | //for each row segments | |
172 | AliMpVRowSegment* seg = sub->GetRowSegment(iseg); | |
173 | ||
174 | // update the bottom-left corner | |
175 | if (bl.X()>seg->Position().X()-seg->Dimensions().X()) | |
176 | bl.Set(seg->Position().X()-seg->Dimensions().X(),bl.Y()); | |
177 | if (bl.Y()>seg->Position().Y()-seg->Dimensions().Y()) | |
178 | bl.Set(bl.X(),seg->Position().Y()-seg->Dimensions().Y()); | |
179 | // update the upper-right corner | |
180 | if (ur.X()<seg->Position().X()+seg->Dimensions().X()) | |
181 | ur.Set(seg->Position().X()+seg->Dimensions().X(),ur.Y()); | |
182 | if (ur.Y()<seg->Position().Y()+seg->Dimensions().Y()) | |
183 | ur.Set(ur.X(),seg->Position().Y()+seg->Dimensions().Y()); | |
184 | } //iseg | |
185 | } //isub | |
186 | return (ur-bl)/2.; | |
187 | } | |
188 | ||
189 | //_______________________________________________________________________ | |
190 | void AliMpZonePainter::Draw(Option_t *option) | |
191 | { | |
dee1d5f1 | 192 | /// Draw the sector on the current pad |
193 | /// The first letter of <option> is treated as follows: | |
194 | /// - case "S" : each sub zones are drawn separately | |
195 | /// - case "" : the whole zone is drawn at once | |
196 | /// in both cases, the rest of the option is passed | |
197 | /// as argument to the Draw function of respectively | |
198 | /// zone or row objects. | |
5f91c9e8 | 199 | |
200 | AliMpGraphContext *gr = AliMpGraphContext::Instance(); | |
201 | if (!fZone) return; | |
202 | ||
203 | gr->Push(); | |
204 | InitGraphContext(); | |
205 | switch (option[0]){ | |
206 | case 'S': | |
207 | { | |
208 | for (Int_t iSubZone=0;iSubZone<fZone->GetNofSubZones();++iSubZone){ | |
209 | AliMpSubZone *subZone = fZone->GetSubZone(iSubZone); | |
210 | gr->Push(); | |
211 | ||
212 | Double_t blx= 9999, bly= 9999; | |
213 | Double_t urx= -9999, ury= -9999; | |
214 | ||
215 | for (Int_t iRowSeg=0;iRowSeg<subZone->GetNofRowSegments();++iRowSeg){ | |
216 | AliMpVRowSegment *rowSegment = subZone->GetRowSegment(iRowSeg); | |
217 | ||
218 | TVector2 bl = rowSegment->Position(); | |
219 | bl-=rowSegment->Dimensions(); | |
220 | TVector2 ur = rowSegment->Position(); | |
221 | ur+=rowSegment->Dimensions(); | |
222 | ||
223 | if (bl.X()<blx) blx=bl.X(); | |
224 | if (bl.Y()<bly) bly=bl.Y(); | |
225 | if (ur.X()>urx) urx=ur.X(); | |
226 | if (ur.Y()>ury) ury=ur.Y(); | |
227 | } | |
228 | TVector2 position ( (urx+blx)/2.,(ury+bly)/2. ); | |
229 | TVector2 dimensions( (urx-blx)/2.,(ury-bly)/2. ); | |
230 | ||
231 | gr->SetPadPosForReal(position,dimensions); | |
232 | gr->SetColor((fZone->GetID()-1)*5+iSubZone+2); | |
233 | DrawObject(subZone,option+1); | |
234 | ||
235 | gr->Pop(); | |
236 | } | |
237 | } | |
238 | break; | |
239 | default: AppendPad(option); | |
240 | } | |
241 | gr->Pop(); | |
242 | } | |
243 | ||
244 | //_______________________________________________________________________ | |
245 | void AliMpZonePainter::Paint(Option_t *option) | |
246 | { | |
dee1d5f1 | 247 | //// Paint the object |
248 | ||
5f91c9e8 | 249 | AliMpGraphContext *gr = AliMpGraphContext::Instance(); |
250 | if (!fZone) return; | |
251 | if (fZone->GetNofSubZones()<1) return; | |
252 | gr->Push(); | |
253 | gPad->Range(0.,0.,1.,1.); | |
254 | ||
255 | Int_t col=gVirtualX->GetFillColor(); | |
256 | InitGraphContext(); | |
257 | ||
258 | gVirtualX->SetFillColor(GetColor()); | |
259 | Float_t textSize = gVirtualX->GetTextSize(); | |
260 | for (Int_t iSubZone=0;iSubZone<fZone->GetNofSubZones();++iSubZone){ | |
261 | AliMpSubZone *subZone = fZone->GetSubZone(iSubZone); | |
262 | for (Int_t iRowSeg=0;iRowSeg<subZone->GetNofRowSegments();++iRowSeg){ | |
263 | AliMpVRowSegment *rowSegment = subZone->GetRowSegment(iRowSeg); | |
264 | TVector2 pos,dim; | |
265 | gr->RealToPad(rowSegment->Position(),rowSegment->Dimensions(), | |
266 | pos,dim); | |
267 | gPad->PaintBox(pos.X()-dim.X(),pos.Y()-dim.Y(), | |
268 | pos.X()+dim.X(),pos.Y()+dim.Y()); | |
269 | if (option[0]=='T'){ | |
270 | gVirtualX->SetTextSize(15); | |
271 | gPad->PaintText(pos.X()-0.01,pos.Y()-0.01, | |
272 | Form("%d",fZone->GetID())); | |
273 | } | |
274 | } | |
275 | } | |
276 | gVirtualX->SetTextSize(textSize); | |
277 | gVirtualX->SetFillColor(col); | |
278 | gr->Pop(); | |
279 | } |