6 // Class for drawing objects into canvas
8 // Authors: David Guez, IPN Orsay
12 #include <TVirtualX.h>
16 #include "AliMpVPainter.h"
17 #include "AliMpGraphContext.h"
18 #include "AliMpSector.h"
20 #include "AliMpZone.h"
21 #include "AliMpSubZone.h"
22 #include "AliMpVRowSegment.h"
23 #include "AliMpMotifPosition.h"
24 #include "AliMpSectorPainter.h"
25 #include "AliMpRowPainter.h"
26 #include "AliMpZonePainter.h"
27 #include "AliMpSubZonePainter.h"
28 #include "AliMpRowSegmentPainter.h"
29 #include "AliMpMotifPainter.h"
31 ClassImp(AliMpVPainter)
33 //_______________________________________________________________________
34 AliMpVPainter::AliMpVPainter()
38 // Default constructor
39 AliMpGraphContext *gr = AliMpGraphContext::Instance();
40 fPadPosition = gr->GetPadPosition();
41 fPadDimensions = gr->GetPadDimensions();
42 fColor=gr->GetColor();
43 fTrashList = new TList;
46 //_____________________________________________________________________________
47 AliMpVPainter::AliMpVPainter(const AliMpVPainter& right)
50 // copy constructor (not implemented)
52 Fatal("AliMpVPainter", "Copy constructor not provided.");
55 //_______________________________________________________________________
56 AliMpVPainter::~AliMpVPainter()
65 //_____________________________________________________________________________
66 AliMpVPainter& AliMpVPainter::operator=(const AliMpVPainter& right)
68 // assignement operator (not implemented)
70 // check assignement to self
71 if (this == &right) return *this;
73 Fatal("operator =", "Assignement operator not provided.");
78 //_______________________________________________________________________
79 Bool_t AliMpVPainter::IsInside(const TVector2 &point,const TVector2& pos,const TVector2& dim)
81 // does the point <point> inside the area (pos,dim)
82 return ( (TMath::Abs(point.X()-pos.X())<dim.X() ) && (TMath::Abs(point.Y()-pos.Y())<dim.Y() ) );
85 //_______________________________________________________________________
86 Int_t AliMpVPainter::DistancetoPrimitive(Int_t x, Int_t y)
88 // dist to the center if (x,y) is inside the box defined by (fPadPosition,fPadDimensions)
90 TVector2 point = TVector2(gPad->AbsPixeltoX(x), gPad->AbsPixeltoY(y));
91 if ( IsInside(point,fPadPosition,fPadDimensions))
92 return (Int_t)(point-fPadPosition).Mod();
97 //_______________________________________________________________________
98 void AliMpVPainter::DumpObject() const
100 // Dump the painted object
103 //_______________________________________________________________________
104 TObject* AliMpVPainter::Clone(const char* newname) const
106 // create a clone of this object
107 AliMpVPainter *newobj = (AliMpVPainter *)TObject::Clone(newname);
108 if (!newobj) return 0;
109 AliMpGraphContext *gr = AliMpGraphContext::Instance();
110 newobj->fPadPosition = gr->GetPadPosition();
111 newobj->fPadDimensions = gr->GetPadDimensions();
115 //_______________________________________________________________________
116 TObject* AliMpVPainter::DrawClone(Option_t* option) const
118 // draw the clone object
119 TVirtualPad *pad = gROOT->GetSelectedPad();
120 TVirtualPad *padsav = gPad;
122 TObject *newobj = Clone();
124 if (!newobj) return 0;
127 newobj->Draw(option);
128 if (padsav) padsav->cd();
132 //_______________________________________________________________________
133 AliMpVPainter *AliMpVPainter::CreatePainter(TObject *object)
135 // create a new painter, which correspond to the
137 AliMpVPainter *painter=0;
138 if (object->InheritsFrom(AliMpSector::Class()))
139 painter = new AliMpSectorPainter((AliMpSector *)object);
140 else if (object->InheritsFrom(AliMpZone::Class()))
141 painter = new AliMpZonePainter((AliMpZone *)object);
142 else if (object->InheritsFrom(AliMpSubZone::Class()))
143 painter = new AliMpSubZonePainter((AliMpSubZone *)object);
144 else if (object->InheritsFrom(AliMpRow::Class()))
145 painter = new AliMpRowPainter((AliMpRow *)object);
146 else if (object->InheritsFrom(AliMpVRowSegment::Class()))
147 painter = new AliMpRowSegmentPainter((AliMpVRowSegment *)object);
148 else if (object->InheritsFrom(AliMpMotifPosition::Class()))
149 painter = new AliMpMotifPainter((AliMpMotifPosition *)object);
154 //_______________________________________________________________________
155 void AliMpVPainter::AddPainter(AliMpVPainter *painter)
157 // add a painter to the list of painters (private)
158 fTrashList->Add(painter);
162 //_______________________________________________________________________
163 AliMpVPainter *AliMpVPainter::DrawObject(TObject *object,Option_t *option)
166 // return the AliMpVPainter object created for the drawing
167 AliMpVPainter *painter=CreatePainter(object);
170 painter->Draw(option);
176 //_______________________________________________________________________
177 void AliMpVPainter::InitGraphContext()
179 // Set the pad and real area of the graphic context to
180 // the one stored in this painter
182 AliMpGraphContext *gr = AliMpGraphContext::Instance();
183 gr->SetPadPosition(fPadPosition);
184 gr->SetPadDimensions(fPadDimensions);
185 gr->SetRealPosition(GetPosition());
186 gr->SetRealDimensions(GetDimensions());
187 gVirtualX->SetFillColor(fColor);
188 gVirtualX->SetTextColor(1);
189 gVirtualX->SetLineColor(1);
192 //_______________________________________________________________________
193 void AliMpVPainter::PaintWholeBox(Bool_t fill)
195 // Paint the box around the total pad area given in this painter
196 // fill it or bnot following the parameter value
198 Double_t x1,y1,x2,y2;
199 x1 = fPadPosition.X()-fPadDimensions.X();
200 y1 = fPadPosition.Y()-fPadDimensions.Y();
201 x2 = fPadPosition.X()+fPadDimensions.X();
202 y2 = fPadPosition.Y()+fPadDimensions.Y();
204 Style_t sty = gVirtualX->GetFillStyle();
205 gVirtualX->SetFillStyle(fill?1:0);
206 gPad->PaintBox(x1,y1,x2,y2);
207 gVirtualX->SetFillStyle(0);
208 gPad->PaintBox(x1,y1,x2,y2);
209 gVirtualX->SetFillStyle(sty);
212 //_______________________________________________________________________
213 TVector2 AliMpVPainter::RealToPad(const TVector2& realPos)
215 // transform a real position into its equivalent position in a canvas
217 AliMpGraphContext *gr = AliMpGraphContext::Instance();
219 gr->SetPadPosition(fPadPosition);
220 gr->SetPadDimensions(fPadDimensions);
221 gr->SetRealPosition(GetPosition());
222 gr->SetRealDimensions(GetDimensions());
225 TVector2 ans = gr->RealToPad(realPos);