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/*
* $Id: transferRGBFunction.hxx,v 4.0 2003/04/28 14:40:16 hut66au Exp $
*
* Imview, the portable image analysis application
* http://www.cmis.csiro.au/Hugues.Talbot/imview
* ----------------------------------------------------------
*
* Imview is an attempt to provide an image display application
* suitable for professional image analysis. It was started in
* 1997 and is mostly the result of the efforts of Hugues Talbot,
* Image Analysis Project, CSIRO Mathematical and Information
* Sciences, with help from others (see the CREDITS files for
* more information)
*
* Imview is Copyrighted (C) 1997-2001 by Hugues Talbot and was
* supported in parts by the Australian Commonwealth Science and
* Industry Research Organisation. Please see the COPYRIGHT file
* for full details. Imview also includes the contributions of
* many others. Please see the CREDITS file for full details.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
* */
/*------------------------------------------------------------------------
*
* The long-awaited RGB contrast/brightness/gamma panel for RGB data
*
* Hugues Talbot 27 Oct 2001
*
*
*-----------------------------------------------------------------------*/
#ifndef RGBTRANSFERFUNCTION_H
#define RGBTRANSFERFUNCTION_H
#include <assert.h>
#include <FL/Fl.H>
#include <FL/x.H>
#include <FL/Fl_Group.H>
#include <FL/Fl_Slider.H>
#include <FL/Fl_Button.H>
#include <FL/Fl_Input.H>
#include <FL/Fl_Float_Input.H>
#include <FL/Fl_Int_Input.H>
#include <FL/Fl_Check_Button.H>
#include <FL/Fl_Return_Button.H>
#include <FL/Fl_Round_Button.H>
#include <FL/Fl_Choice.H>
#include <FL/Fl_Double_Window.H>
#include "transferRGBFunctionBox.hxx"
#include "transferRGBHistoBox.hxx"
#include "transferRGBBox.hxx"
//#include "transferHistoBox.hxx"
void RGBchosendisplay_cb(Fl_Menu_ *, void *);
class transferRGB {
public:
transferRGB();
~transferRGB();
void setDefaults();
void computeDrawingParms();
void setDrawingParms();
void redrawWindowIfNeeded();
void show();
void hide();
//
void setRGammaSliderValue(float val) {RgammaSlider->value(val);}
void setGGammaSliderValue(float val) {GgammaSlider->value(val);}
void setBGammaSliderValue(float val) {BgammaSlider->value(val);}
//
void setRGammaInputValue(const char *c) {RgammaInput->value(c);}
void setGGammaInputValue(const char *c) {GgammaInput->value(c);}
void setBGammaInputValue(const char *c) {BgammaInput->value(c);}
void setGammaInputValue(int i, const char *c) {assert((i>=0) && (i < 3)); gammaInputs[i]->value(c);}
//
void setRContrastSliderValue(float val) {RcontrastSlider->value(val);}
void setGContrastSliderValue(float val) {GcontrastSlider->value(val);}
void setBContrastSliderValue(float val) {BcontrastSlider->value(val);}
//
void setRBrightnessSliderValue(float val) {RbrightnessSlider->value(val);}
void setGBrightnessSliderValue(float val) {GbrightnessSlider->value(val);}
void setBBrightnessSliderValue(float val) {BbrightnessSlider->value(val);}
// returns which R G & B buttons have been toggled
void affectChannels(int &R, int &G, int &B) {
R = Rselect->value();
G = Gselect->value();
B = Bselect->value();
}
void redrawBox(void) {
RGBtransferBox->redraw();// redraw the current transfer function or histogram
}
// help identify which slider is being modified
int identifySlider(Fl_Slider *aSlider);
int identifyInput(Fl_Input *anInput);
void linkBrightnessSliders(int withId, double v) {linkSliders(brightnessSliders,withId,v);}
void linkContrastSliders(int withId, double v) {linkSliders(contrastSliders,withId,v);}
void linkGammaSliders(int withId, double v) {linkSliders(gammaSliders,withId,v);}
void linkGammaInputs(int withId, char *v) {linkInputs((Fl_Input**)gammaInputs,withId,v);}
//
void setTopValue(int t[3]);
void setBottomValue(int t[3]);
void setLeftValue(int t[3]);
void setRightValue(int t[3]);
void setTransfer();
void setHisto();
void getParameters(double &theRGamma, double &theGGamma, double &theBGamma,
double &theRContrast, double &theGContrast, double &theBContrast,
double &theRBrightness, double &theGBrightness, double &theBBrightness) {
RGBtransferBox->getRGBParms(theRContrast, theRBrightness, theRGamma,
theGContrast, theGBrightness, theGGamma,
theBContrast, theBBrightness, theBGamma);
}
void ensureImageRedraw(bool s) {
RGBtransferBox->setRelease(s);
}
friend Fl_Double_Window *RGB_transfer_panel(transferRGB &s);
private:
// Fluid-defined
Fl_Double_Window *RGBtransferWindow;
Fl_Group *displayBoxGroup;
Fl_Choice *displayChoice;
Fl_Float_Input *RgammaInput, *GgammaInput, *BgammaInput;
Fl_Int_Input *RtopInput, *RbottomInput, *RleftInput, *RrightInput;
Fl_Int_Input *GtopInput, *GbottomInput, *GleftInput, *GrightInput;
Fl_Int_Input *BtopInput, *BbottomInput, *BleftInput, *BrightInput;
myTransferRGBBox *RGBtransferBox, *RGBmemoryBox;
myTransferRGBHistoBox *transferRGBHistoBox;
myTransferRGBFunctionBox *transferRGBFunctionBox;
Fl_Slider *RcontrastSlider, *GcontrastSlider, *BcontrastSlider;
Fl_Slider *RbrightnessSlider, *GbrightnessSlider, *BbrightnessSlider;
Fl_Slider *RgammaSlider, *GgammaSlider, *BgammaSlider;
Fl_Button *resetButton, *normaliseButton;
Fl_Button *Rselect, *Gselect, *Bselect;
Fl_Round_Button *linkRButton, *linkGButton, *linkBButton;
Fl_Check_Button *applyToAllButton;
Fl_Return_Button *OKButton;
// management
Fl_Slider *contrastSliders[3], *brightnessSliders[3], *gammaSliders[3];
Fl_Round_Button *linkButtons[3];
Fl_Int_Input *topInputs[3], *bottomInputs[3], *leftInputs[3], *rightInputs[3];
Fl_Float_Input *gammaInputs[3];
void linkSliders(Fl_Slider *sliderKind[3], int withId, double v);
void linkInputs(Fl_Input *inputKind[3], int withId, char *value);
};
#endif // RGBTRANSFERFUNCTION_H
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