[u/mrichter/AliRoot.git] / MUON / mapping / AliMpSubZonePainter.cxx

/**************************************************************************
 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 *                                                                        *
 * Author: The ALICE Off-line Project.                                    *
 * Contributors are mentioned in the code where appropriate.              *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/

// $Id$
// $MpId: AliMpSubZonePainter.cxx,v 1.8 2006/05/24 13:58:32 ivana Exp $
// Category: graphics
//
// Class AliMpSubZonePainter
// -------------------------
// Class for drawing a subzone into canvas
// Included in AliRoot: 2003/05/02
// Authors: David Guez, IPN Orsay
  
#include "AliMpSubZonePainter.h"
#include "AliMpGraphContext.h"
#include "AliMpSubZone.h"
#include "AliMpVRowSegment.h"
#include "AliMpVMotif.h"

#include <TVirtualX.h>
#include <TPad.h>

/// \cond CLASSIMP
ClassImp(AliMpSubZonePainter)
/// \endcond

//_______________________________________________________________________
AliMpSubZonePainter::AliMpSubZonePainter()
  : AliMpVPainter(),
    fSubZone(0)
{
  /// Default constructor
}

//_______________________________________________________________________
AliMpSubZonePainter::AliMpSubZonePainter(AliMpSubZone *subZone)
  : AliMpVPainter(),
    fSubZone(subZone)
{
  /// Standard constructor 

}

//_______________________________________________________________________
AliMpSubZonePainter::~AliMpSubZonePainter()
{
  /// Destructor
}

//_______________________________________________________________________
Int_t AliMpSubZonePainter::DistancetoPrimitive(Int_t x, Int_t y)
{
  /// Dist to the nearest segment center if (x,y) is inside the sub-zone
  /// 9999 otherwise
  
  if (fSubZone->GetNofRowSegments()<1) return 9999;
  AliMpGraphContext *gr = AliMpGraphContext::Instance();

  gr->Push();
  InitGraphContext();


  TVector2 point = TVector2(gPad->AbsPixeltoX(x), gPad->AbsPixeltoY(y));

  Double_t res=9999.;
  for (Int_t iseg=0;iseg<fSubZone->GetNofRowSegments();++iseg){
    //for each row segments
    AliMpVRowSegment* seg = fSubZone->GetRowSegment(iseg);

    TVector2 pos,dim;
    gr->RealToPad(seg->Position(),seg->Dimensions(),pos,dim);

    if ( IsInside(point,pos,dim) ){
      Double_t value = (point-pos).Mod();
      if (value<res) res=value;
    }
  }
  gr->Pop();
  return (Int_t)res;
}

//_______________________________________________________________________
void AliMpSubZonePainter::DumpObject()
{
  //// Draw the owned object
  
  fSubZone->Dump();
}

//_______________________________________________________________________
TVector2 AliMpSubZonePainter::GetPosition() const
{
  //// Get the owned object's position

  if (fSubZone->GetNofRowSegments()<1) return TVector2(0.,0.);
  AliMpVRowSegment* seg = fSubZone->GetRowSegment(0);

  // bl = bottom left position;
  TVector2 bl = seg->Position()-seg->Dimensions();
  // ur = upper right position
  TVector2 ur = seg->Position()+seg->Dimensions();

  for (Int_t iseg=1;iseg<fSubZone->GetNofRowSegments();++iseg){
    seg = fSubZone->GetRowSegment(iseg);
    // update the bottom-left corner
    if (bl.X()>seg->Position().X()-seg->Dimensions().X())
      bl.Set(seg->Position().X()-seg->Dimensions().X(),bl.Y());
    if (bl.Y()>seg->Position().Y()-seg->Dimensions().Y())
      bl.Set(bl.X(),seg->Position().Y()-seg->Dimensions().Y());
    // update the upper-right corner
    if (ur.X()<seg->Position().X()+seg->Dimensions().X())
      ur.Set(seg->Position().X()+seg->Dimensions().X(),ur.Y());
    if (ur.Y()<seg->Position().Y()+seg->Dimensions().Y())
      ur.Set(ur.X(),seg->Position().Y()+seg->Dimensions().Y());
  }
  return (ur+bl)/2.;
}

//_______________________________________________________________________
TVector2 AliMpSubZonePainter::GetDimensions() const
{
  //// Get the owned object's dimensions

  if (fSubZone->GetNofRowSegments()<1) return TVector2(0.,0.);
  AliMpVRowSegment* seg = fSubZone->GetRowSegment(0);

  // bl = bottom left position;
  TVector2 bl = seg->Position()-seg->Dimensions();
  // ur = upper right position
  TVector2 ur = seg->Position()+seg->Dimensions();

  for (Int_t iseg=1;iseg<fSubZone->GetNofRowSegments();++iseg){
    seg = fSubZone->GetRowSegment(iseg);
    // update the bottom-left corner
    if (bl.X()>seg->Position().X()-seg->Dimensions().X())
      bl.Set(seg->Position().X()-seg->Dimensions().X(),bl.Y());
    if (bl.Y()>seg->Position().Y()-seg->Dimensions().Y())
      bl.Set(bl.X(),seg->Position().Y()-seg->Dimensions().Y());
    // update the upper-right corner
    if (ur.X()<seg->Position().X()+seg->Dimensions().X())
      ur.Set(seg->Position().X()+seg->Dimensions().X(),ur.Y());
    if (ur.Y()<seg->Position().Y()+seg->Dimensions().Y())
      ur.Set(ur.X(),seg->Position().Y()+seg->Dimensions().Y());
  }
  return (ur-bl)/2.;
}

//_______________________________________________________________________
void AliMpSubZonePainter::Draw(Option_t *option)
{
/// Draw the sector on the current pad
/// The first letter of \a option is treated as follows:
/// - case "S" : each row segments are drawn separately
/// - case ""  : the whole subzone is drawn at once
/// in both cases, the rest of the option is passed
/// as argument to the Draw function of respectively
/// zone or row objects.

  if (!fSubZone) return;
  AliMpGraphContext *gr = AliMpGraphContext::Instance();

  gr->Push();
  InitGraphContext();
  switch (option[0]){
  case 'S':
    {

	for (Int_t iRowSeg=0;iRowSeg<fSubZone->GetNofRowSegments();++iRowSeg){
	  gr->Push();
	  AliMpVRowSegment *rowSegment = fSubZone->GetRowSegment(iRowSeg);

	  gr->SetPadPosForReal(rowSegment->Position(),
			       rowSegment->Dimensions());
	  gr->SetColor(GetColor());
	  DrawObject(rowSegment,option+1);
      
	  gr->Pop();
	}
    }
    break;
  default: AppendPad(option);
  }
  gr->Pop();
}


//_______________________________________________________________________
void AliMpSubZonePainter::Paint(Option_t *option)
{
//// Paint the object

  AliMpGraphContext *gr = AliMpGraphContext::Instance();
  if (!fSubZone) return;
  if (fSubZone->GetNofRowSegments()<1) return;
  gr->Push();
  gPad->Range(0.,0.,1.,1.);
  Int_t col=gVirtualX->GetFillColor();
  InitGraphContext();
  
  gVirtualX->SetFillColor(GetColor());
  for (Int_t iRowSeg=0;iRowSeg<fSubZone->GetNofRowSegments();++iRowSeg){
    AliMpVRowSegment *rowSegment = fSubZone->GetRowSegment(iRowSeg);
    TVector2 pos,dim;
    gr->RealToPad(rowSegment->Position(),rowSegment->Dimensions(),
		  pos,dim);
    gPad->PaintBox(pos.X()-dim.X(),pos.Y()-dim.Y(),
		   pos.X()+dim.X(),pos.Y()+dim.Y());
    if (option[0]=='T'){
      Float_t textSize =   gVirtualX->GetTextSize();
      gVirtualX->SetTextSize(15);
      gPad->PaintText(pos.X()-0.01,pos.Y()-0.01,
		      fSubZone->GetMotif()->GetID());
      gVirtualX->SetTextSize(textSize);
    }
  }

  gVirtualX->SetFillColor(col);
  gr->Pop();
}
Commit	Line	Data
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	// $Id$
13985652	17	// $MpId: AliMpSubZonePainter.cxx,v 1.8 2006/05/24 13:58:32 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
13985652	35	/// \cond CLASSIMP
5f91c9e8	36	ClassImp(AliMpSubZonePainter)
13985652	37	/// \endcond
5f91c9e8	38
	39	//_______________________________________________________________________
	40	AliMpSubZonePainter::AliMpSubZonePainter()
	41	: AliMpVPainter(),
	42	fSubZone(0)
	43	{
dee1d5f1	44	/// Default constructor
5f91c9e8	45	}
fb1bf5c0	46
5f91c9e8	47	//_______________________________________________________________________
	48	AliMpSubZonePainter::AliMpSubZonePainter(AliMpSubZone *subZone)
	49	: AliMpVPainter(),
	50	fSubZone(subZone)
	51	{
dee1d5f1	52	/// Standard constructor
5f91c9e8	53
5f91c9e8	54	}
fb1bf5c0	55
5f91c9e8	56	//_______________________________________________________________________
2998a151	57	AliMpSubZonePainter::~AliMpSubZonePainter()
2998a151	58	{
dee1d5f1	59	/// Destructor
2998a151	60	}
fb1bf5c0	61
2998a151	62	//_______________________________________________________________________
5f91c9e8	63	Int_t AliMpSubZonePainter::DistancetoPrimitive(Int_t x, Int_t y)
5f91c9e8	64	{
dee1d5f1	65	/// Dist to the nearest segment center if (x,y) is inside the sub-zone
	66	/// 9999 otherwise
	67
5f91c9e8	68	if (fSubZone->GetNofRowSegments()<1) return 9999;
	69	AliMpGraphContext *gr = AliMpGraphContext::Instance();
	70
	71	gr->Push();
	72	InitGraphContext();
	73
	74
	75	TVector2 point = TVector2(gPad->AbsPixeltoX(x), gPad->AbsPixeltoY(y));
	76
	77	Double_t res=9999.;
	78	for (Int_t iseg=0;iseg<fSubZone->GetNofRowSegments();++iseg){
	79	//for each row segments
	80	AliMpVRowSegment* seg = fSubZone->GetRowSegment(iseg);
	81
	82	TVector2 pos,dim;
	83	gr->RealToPad(seg->Position(),seg->Dimensions(),pos,dim);
	84
	85	if ( IsInside(point,pos,dim) ){
	86	Double_t value = (point-pos).Mod();
	87	if (value<res) res=value;
	88	}
	89	}
	90	gr->Pop();
	91	return (Int_t)res;
	92	}
	93
	94	//_______________________________________________________________________
	95	void AliMpSubZonePainter::DumpObject()
	96	{
dee1d5f1	97	//// Draw the owned object
dee1d5f1	98
5f91c9e8	99	fSubZone->Dump();
5f91c9e8	100	}
dee1d5f1	101
5f91c9e8	102	//_______________________________________________________________________
	103	TVector2 AliMpSubZonePainter::GetPosition() const
	104	{
dee1d5f1	105	//// Get the owned object's position
5f91c9e8	106
	107	if (fSubZone->GetNofRowSegments()<1) return TVector2(0.,0.);
	108	AliMpVRowSegment* seg = fSubZone->GetRowSegment(0);
	109
	110	// bl = bottom left position;
	111	TVector2 bl = seg->Position()-seg->Dimensions();
	112	// ur = upper right position
	113	TVector2 ur = seg->Position()+seg->Dimensions();
	114
	115	for (Int_t iseg=1;iseg<fSubZone->GetNofRowSegments();++iseg){
	116	seg = fSubZone->GetRowSegment(iseg);
	117	// update the bottom-left corner
	118	if (bl.X()>seg->Position().X()-seg->Dimensions().X())
	119	bl.Set(seg->Position().X()-seg->Dimensions().X(),bl.Y());
	120	if (bl.Y()>seg->Position().Y()-seg->Dimensions().Y())
	121	bl.Set(bl.X(),seg->Position().Y()-seg->Dimensions().Y());
	122	// update the upper-right corner
	123	if (ur.X()<seg->Position().X()+seg->Dimensions().X())
	124	ur.Set(seg->Position().X()+seg->Dimensions().X(),ur.Y());
	125	if (ur.Y()<seg->Position().Y()+seg->Dimensions().Y())
	126	ur.Set(ur.X(),seg->Position().Y()+seg->Dimensions().Y());
	127	}
	128	return (ur+bl)/2.;
	129	}
dee1d5f1	130
5f91c9e8	131	//_______________________________________________________________________
	132	TVector2 AliMpSubZonePainter::GetDimensions() const
	133	{
dee1d5f1	134	//// Get the owned object's dimensions
5f91c9e8	135
	136	if (fSubZone->GetNofRowSegments()<1) return TVector2(0.,0.);
	137	AliMpVRowSegment* seg = fSubZone->GetRowSegment(0);
	138
	139	// bl = bottom left position;
	140	TVector2 bl = seg->Position()-seg->Dimensions();
	141	// ur = upper right position
	142	TVector2 ur = seg->Position()+seg->Dimensions();
	143
	144	for (Int_t iseg=1;iseg<fSubZone->GetNofRowSegments();++iseg){
	145	seg = fSubZone->GetRowSegment(iseg);
	146	// update the bottom-left corner
	147	if (bl.X()>seg->Position().X()-seg->Dimensions().X())
	148	bl.Set(seg->Position().X()-seg->Dimensions().X(),bl.Y());
	149	if (bl.Y()>seg->Position().Y()-seg->Dimensions().Y())
	150	bl.Set(bl.X(),seg->Position().Y()-seg->Dimensions().Y());
	151	// update the upper-right corner
	152	if (ur.X()<seg->Position().X()+seg->Dimensions().X())
	153	ur.Set(seg->Position().X()+seg->Dimensions().X(),ur.Y());
	154	if (ur.Y()<seg->Position().Y()+seg->Dimensions().Y())
	155	ur.Set(ur.X(),seg->Position().Y()+seg->Dimensions().Y());
	156	}
	157	return (ur-bl)/2.;
	158	}
dee1d5f1	159
5f91c9e8	160	//_______________________________________________________________________
	161	void AliMpSubZonePainter::Draw(Option_t *option)
	162	{
dee1d5f1	163	/// Draw the sector on the current pad
13985652	164	/// The first letter of \a option is treated as follows:
dee1d5f1	165	/// - case "S" : each row segments are drawn separately
	166	/// - case "" : the whole subzone is drawn at once
	167	/// in both cases, the rest of the option is passed
	168	/// as argument to the Draw function of respectively
	169	/// zone or row objects.
5f91c9e8	170
	171	if (!fSubZone) return;
	172	AliMpGraphContext *gr = AliMpGraphContext::Instance();
	173
	174	gr->Push();
	175	InitGraphContext();
	176	switch (option[0]){
	177	case 'S':
	178	{
	179
	180	for (Int_t iRowSeg=0;iRowSeg<fSubZone->GetNofRowSegments();++iRowSeg){
	181	gr->Push();
	182	AliMpVRowSegment *rowSegment = fSubZone->GetRowSegment(iRowSeg);
	183
	184	gr->SetPadPosForReal(rowSegment->Position(),
	185	rowSegment->Dimensions());
	186	gr->SetColor(GetColor());
	187	DrawObject(rowSegment,option+1);
	188
	189	gr->Pop();
	190	}
	191	}
	192	break;
	193	default: AppendPad(option);
	194	}
	195	gr->Pop();
	196	}
	197
	198
	199	//_______________________________________________________________________
	200	void AliMpSubZonePainter::Paint(Option_t *option)
	201	{
dee1d5f1	202	//// Paint the object
dee1d5f1	203
5f91c9e8	204	AliMpGraphContext *gr = AliMpGraphContext::Instance();
	205	if (!fSubZone) return;
	206	if (fSubZone->GetNofRowSegments()<1) return;
	207	gr->Push();
	208	gPad->Range(0.,0.,1.,1.);
	209	Int_t col=gVirtualX->GetFillColor();
	210	InitGraphContext();
	211
	212	gVirtualX->SetFillColor(GetColor());
	213	for (Int_t iRowSeg=0;iRowSeg<fSubZone->GetNofRowSegments();++iRowSeg){
	214	AliMpVRowSegment *rowSegment = fSubZone->GetRowSegment(iRowSeg);
	215	TVector2 pos,dim;
	216	gr->RealToPad(rowSegment->Position(),rowSegment->Dimensions(),
	217	pos,dim);
	218	gPad->PaintBox(pos.X()-dim.X(),pos.Y()-dim.Y(),
	219	pos.X()+dim.X(),pos.Y()+dim.Y());
	220	if (option[0]=='T'){
	221	Float_t textSize = gVirtualX->GetTextSize();
	222	gVirtualX->SetTextSize(15);
	223	gPad->PaintText(pos.X()-0.01,pos.Y()-0.01,
	224	fSubZone->GetMotif()->GetID());
	225	gVirtualX->SetTextSize(textSize);
	226	}
	227	}
	228
	229	gVirtualX->SetFillColor(col);
	230	gr->Pop();
	231	}