swh:1:snp:af87cd67498ef4fe47c76ed3e7caffe5b61facaf
Tip revision: 932987fad9bcfab81e5e03fde05304bad66d166e authored by Unknown Author on 13 December 2006, 18:32:24 UTC
This commit was manufactured by cvs2svn to create tag 'v5-13-04e'.
This commit was manufactured by cvs2svn to create tag 'v5-13-04e'.
Tip revision: 932987f
TF1Editor.cxx
// @(#)root/ged:$Name: $:$Id: TF1Editor.cxx,v 1.4 2006/07/10 13:18:57 rdm Exp $
// Author: Ilka Antcheva 21/03/06
/*************************************************************************
* Copyright (C) 1995-2004, Rene Brun and Fons Rademakers. *
* All rights reserved. *
* *
* For the licensing terms see $ROOTSYS/LICENSE. *
* For the list of contributors see $ROOTSYS/README/CREDITS. *
*************************************************************************/
//////////////////////////////////////////////////////////////////////////
// //
// TF1Editor //
// //
// GUI for TF1 attributes and parameters. //
// //
//////////////////////////////////////////////////////////////////////////
#include "TF1Editor.h"
#include "TGedEditor.h"
#include "TH1.h"
#include "TGedFrame.h"
#include "TGTextEntry.h"
#include "TGToolTip.h"
#include "TGLabel.h"
#include "TGDoubleSlider.h"
#include "TGClient.h"
#include "TVirtualPad.h"
#include "TString.h"
#include "TGNumberEntry.h"
#include "TG3DLine.h"
#include "TFunctionParametersDialog.h"
#include "TCanvas.h"
ClassImp(TF1Editor)
enum ETF1Wid {
kTF1_TIT, kTF1_NPX,
kTF1_XSLD, kTF1_XMIN, kTF1_XMAX,
kTF1_PAR, kTF1_DRW
};
TF1Editor::TF1Editor(const TGWindow *p, Int_t width, Int_t height,
UInt_t options, Pixel_t back)
: TGedFrame(p, width, height, options | kVerticalFrame, back)
{
// Constructor of TF1 editor.
MakeTitle("Function");
fTitle = new TGTextEntry(this, new TGTextBuffer(50), kTF1_TIT);
fTitle->Resize(137, fTitle->GetDefaultHeight());
fTitle->SetEnabled(kFALSE);
fTitle->SetToolTipText(Form("Function expression or predefined name"));
AddFrame(fTitle, new TGLayoutHints(kLHintsLeft,3, 2, 2, 3));
TGCompositeFrame *f3a = new TGCompositeFrame(this, 137, 20, kHorizontalFrame);
AddFrame(f3a, new TGLayoutHints(kLHintsTop, 0, 1, 3, 0));
fDrawMode = new TGCheckButton(f3a, "Update", kTF1_DRW);
fDrawMode->SetToolTipText("Immediate function redrawing");
f3a->AddFrame(fDrawMode, new TGLayoutHints(kLHintsLeft | kLHintsBottom, 3, 1, 1, 0));
fParLabel = new TGLabel(f3a, "");
f3a->AddFrame(fParLabel, new TGLayoutHints(kLHintsRight | kLHintsBottom, 25, 2, 1, 0));
TGCompositeFrame *f3 = new TGCompositeFrame(this, 137, 20, kHorizontalFrame | kFixedWidth);
fSetPars = new TGTextButton(f3, "Set Parameters...", kTF1_PAR);
f3->AddFrame(fSetPars, new TGLayoutHints(kLHintsRight | kLHintsTop | kLHintsExpandX,
0, 1, 5, 0));
fSetPars->SetToolTipText("Open a dialog for parameter(s) settings");
AddFrame(f3, new TGLayoutHints(kLHintsTop | kLHintsLeft, 3, 2, 2, 3));
MakeTitle("X-Range");
TGCompositeFrame *f4 = new TGCompositeFrame(this, 80, 20, kHorizontalFrame);
TGCompositeFrame *f4a = new TGCompositeFrame(f4, 66, 20, kVerticalFrame | kFixedWidth);
TGLabel *fNpxLabel = new TGLabel(f4a, "Points: ");
f4a->AddFrame(fNpxLabel, new TGLayoutHints(kLHintsLeft | kLHintsCenterY, 3, 0, 5, 1));
f4->AddFrame(f4a, new TGLayoutHints(kLHintsTop | kLHintsLeft, 0, 1, 0, 0));
TGCompositeFrame *f4b = new TGCompositeFrame(f4, 40, 20, kVerticalFrame);
fNXpoints = new TGNumberEntry(f4b, 100, 7, kTF1_NPX,
TGNumberFormat::kNESInteger,
TGNumberFormat::kNEANonNegative,
TGNumberFormat::kNELLimitMinMax,4,100000);
fNXpoints->GetNumberEntry()->SetToolTipText("Points along x-axis (4-100 000)");
f4b->AddFrame(fNXpoints, new TGLayoutHints(kLHintsLeft, 0, 0, 1, 0));
f4->AddFrame(f4b, new TGLayoutHints(kLHintsTop | kLHintsRight, 0, 1, 0, 0));
AddFrame(f4, new TGLayoutHints(kLHintsTop | kLHintsLeft, 0, 1, 0, 0));
TGCompositeFrame *f5 = new TGCompositeFrame(this, 80, 20, kHorizontalFrame);
fSliderX = new TGDoubleHSlider(f5, 1, 2);
fSliderX->Resize(137,20);
f5->AddFrame(fSliderX, new TGLayoutHints(kLHintsLeft));
AddFrame(f5, new TGLayoutHints(kLHintsTop, 3, 7, 4, 1));
TGCompositeFrame *f6 = new TGCompositeFrame(this, 80, 20, kHorizontalFrame);
fSldMinX = new TGNumberEntryField(f6, kTF1_XMIN, 0.0,
TGNumberFormat::kNESRealFour,
TGNumberFormat::kNEAAnyNumber);
((TGTextEntry*)fSldMinX)->SetToolTipText("Lower bound along x-axis");
fSldMinX->Resize(65,20);
fSldMinX->SetState(kFALSE);
f6->AddFrame(fSldMinX, new TGLayoutHints(kLHintsLeft));
fSldMaxX = new TGNumberEntryField(f6, kTF1_XMAX, 0.0,
TGNumberFormat::kNESRealFour,
TGNumberFormat::kNEAAnyNumber);
((TGTextEntry*)fSldMaxX)->SetToolTipText("Upper bound along x-axis");
fSldMaxX->SetState(kFALSE);
fSldMaxX->Resize(65,20);
f6->AddFrame(fSldMaxX, new TGLayoutHints(kLHintsLeft, 4, 0, 0, 0));
AddFrame(f6, new TGLayoutHints(kLHintsTop, 3, 3, 5, 0));
}
//______________________________________________________________________________
TF1Editor::~TF1Editor()
{
// Destructor of TF1 editor.
}
//______________________________________________________________________________
void TF1Editor::ConnectSignals2Slots()
{
// Connect signals to slots.
fNXpoints->Connect("ValueSet(Long_t)", "TF1Editor", this, "DoXPoints()");
(fNXpoints->GetNumberEntry())->Connect("ReturnPressed()", "TF1Editor",
this, "DoXPoints()");
fSetPars->Connect("Clicked()", "TF1Editor", this, "DoParameterSettings()");
fSliderX->Connect("Pressed()","TF1Editor", this,"DoSliderXPressed()");
fSliderX->Connect("Released()","TF1Editor", this,"DoSliderXReleased()");
fSliderX->Connect("PositionChanged()","TF1Editor", this,"DoSliderXMoved()");
fInit = kFALSE;
}
//______________________________________________________________________________
void TF1Editor::SetModel(TObject* obj)
{
// Pick up the function parameters and options.
if (obj == 0 || !obj->InheritsFrom(TF1::Class()) ||
obj->InheritsFrom("TF2") || obj->InheritsFrom("TF3")) {
return;
}
TF1 *fF1 = (TF1*)obj;
fAvoidSignal = kTRUE;
const char *text = fF1->GetTitle();
fTitle->SetText(text);
fNP = fF1->GetNpar();
fParLabel->SetText(Form("Npar: %d", fNP));
fClient->NeedRedraw(fParLabel);
fNXpoints->SetNumber(fF1->GetNpx());
if (!fNP)
fSetPars->SetState(kButtonDisabled, kFALSE);
else
fSetPars->SetState(kButtonUp, kFALSE);
TAxis *x = fF1->GetHistogram()->GetXaxis();
Int_t nx = x->GetNbins();
Int_t nxbinmin = x->GetFirst();
Int_t nxbinmax = x->GetLast();
fSliderX->SetRange(1,nx);
fSliderX->SetPosition((Double_t)nxbinmin,(Double_t)nxbinmax);
fSldMinX->SetNumber(x->GetBinLowEdge(nxbinmin));
fSldMaxX->SetNumber(x->GetBinUpEdge(nxbinmax));
if (fInit) ConnectSignals2Slots();
fAvoidSignal = kFALSE;
}
//______________________________________________________________________________
void TF1Editor::DoParameterSettings()
{
// Slot connected to the function parameter(s) settings.
TF1 *fF1 = (TF1*)fGedEditor->GetModel();
TGMainFrame *main = (TGMainFrame *)GetMainFrame();
Double_t rmin = fSldMinX->GetNumber();
Double_t rmax = fSldMaxX->GetNumber();
new TFunctionParametersDialog(gClient->GetDefaultRoot(), main,
fF1, fGedEditor->GetPad(), rmin, rmax);
}
//______________________________________________________________________________
void TF1Editor::DoXPoints()
{
// Slot connected to the number of points setting.
if (fAvoidSignal) return;
TF1 *fF1 = (TF1*)fGedEditor->GetModel();
Double_t rmin, rmax;
fF1->GetRange(rmin, rmax);
fF1->SetRange(fSldMinX->GetNumber(), fSldMaxX->GetNumber());
fF1->SetNpx((Int_t)fNXpoints->GetNumber());
fF1->GetHistogram()->GetXaxis()->Set((Int_t)fNXpoints->GetNumber(),
fSldMinX->GetNumber(),
fSldMaxX->GetNumber());
Update();
fF1->SetRange(rmin, rmax);
}
//______________________________________________________________________________
void TF1Editor::DoSliderXMoved()
{
// Slot connected to the x-Slider range for function redrawing.
if (fAvoidSignal) return;
TF1 *fF1 = (TF1*)fGedEditor->GetModel();
fF1->SetNpx((Int_t)fNXpoints->GetNumber());
TAxis *x = fF1->GetHistogram()->GetXaxis();
fGedEditor->GetPad()->cd();
if (fDrawMode->GetState() == kButtonDown) {
TString opt = fF1->GetDrawOption();
opt.ToUpper();
if (!opt.Contains("SAME"))
opt += "SAME";
fF1->Draw(opt);
x->SetRange((Int_t)((fSliderX->GetMinPosition())+0.5),
(Int_t)((fSliderX->GetMaxPosition())+0.5));
fSldMinX->SetNumber(x->GetBinLowEdge(x->GetFirst()));
fSldMaxX->SetNumber(x->GetBinUpEdge(x->GetLast()));
fClient->NeedRedraw(fSliderX,kTRUE);
fClient->NeedRedraw(fSldMinX,kTRUE);
fClient->NeedRedraw(fSldMaxX,kTRUE);
Update();
} else {
x->SetRange((Int_t)((fSliderX->GetMinPosition())+0.5),
(Int_t)((fSliderX->GetMaxPosition())+0.5));
fSldMinX->SetNumber(x->GetBinLowEdge(x->GetFirst()));
fSldMaxX->SetNumber(x->GetBinUpEdge(x->GetLast()));
fClient->NeedRedraw(fSliderX,kTRUE);
fClient->NeedRedraw(fSldMinX,kTRUE);
fClient->NeedRedraw(fSldMaxX,kTRUE);
}
}
//______________________________________________________________________________
void TF1Editor::DoSliderXPressed()
{
// Slot connected to the x-Slider.
if (fAvoidSignal || (fDrawMode->GetState() == kButtonDown)) return;
TF1 *fF1 = (TF1*)fGedEditor->GetModel();
fF1->SetNpx((Int_t)fNXpoints->GetNumber());
TAxis *x = fF1->GetHistogram()->GetXaxis();
fGedEditor->GetPad()->cd();
TString opt = fF1->GetDrawOption();
opt.ToUpper();
if (!opt.Contains("SAME"))
opt += "SAME";
fF1->Draw(opt);
x->SetRange((Int_t)((fSliderX->GetMinPosition())+0.5),
(Int_t)((fSliderX->GetMaxPosition())+0.5));
fSldMinX->SetNumber(x->GetBinLowEdge(x->GetFirst()));
fSldMaxX->SetNumber(x->GetBinUpEdge(x->GetLast()));
fClient->NeedRedraw(fSliderX,kTRUE);
fClient->NeedRedraw(fSldMinX,kTRUE);
fClient->NeedRedraw(fSldMaxX,kTRUE);
Update();
}
//______________________________________________________________________________
void TF1Editor::DoSliderXReleased()
{
// Slot connected to the x-Slider.
if (fAvoidSignal || (fDrawMode->GetState() == kButtonDown)) return;
TF1 *fF1 = (TF1*)fGedEditor->GetModel();
fF1->SetNpx((Int_t)fNXpoints->GetNumber());
TAxis *x = fF1->GetHistogram()->GetXaxis();
fGedEditor->GetPad()->cd();
TString opt = fF1->GetDrawOption();
opt.ToUpper();
if (!opt.Contains("SAME"))
opt += "SAME";
fF1->Draw(opt);
x->SetRange((Int_t)((fSliderX->GetMinPosition())+0.5),
(Int_t)((fSliderX->GetMaxPosition())+0.5));
fSldMinX->SetNumber(x->GetBinLowEdge(x->GetFirst()));
fSldMaxX->SetNumber(x->GetBinUpEdge(x->GetLast()));
fClient->NeedRedraw(fSliderX,kTRUE);
fClient->NeedRedraw(fSldMinX,kTRUE);
fClient->NeedRedraw(fSldMaxX,kTRUE);
Update();
}
//______________________________________________________________________________
void TF1Editor::DoXRange()
{
// Slot connected to min/max settings of the slider range.
if (fAvoidSignal) return;
TF1 *fF1 = (TF1*)fGedEditor->GetModel();
TAxis *x = fF1->GetHistogram()->GetXaxis();
Int_t nx = x->GetNbins();
Double_t width = x->GetBinWidth(1);
Double_t lowLimit = x->GetBinLowEdge(1);
Double_t upLimit = x->GetBinUpEdge(nx);
if ((fSldMinX->GetNumber()+width/2) < (lowLimit))
fSldMinX->SetNumber(lowLimit);
if ((fSldMaxX->GetNumber()-width/2) > (upLimit))
fSldMaxX->SetNumber(upLimit);
x->SetRangeUser(fSldMinX->GetNumber()+width/2,
fSldMaxX->GetNumber()-width/2);
Int_t nxbinmin = x->GetFirst();
Int_t nxbinmax = x->GetLast();
fSliderX->SetPosition((Double_t)(nxbinmin),(Double_t)(nxbinmax));
Update();
}