tools/Display/range.cpp

   1 /** @file range.cpp
   2     @package snark14Display
   3     @author Bruno M. Carvalho and Deniz Sarioz
   4     licensed under (open-source) QPL v1.0
   5     which accompanies this distribution in the file QPL
   6 */
   7
   8 #include "range.hpp"
   9 #include "variables.hpp"
  10 #include "SnarkDisplay.hpp"
  11
  12 #include <stdio.h>
  13 #include <qcheckbox.h>
  14 #include <qframe.h>
  15 #include <qlabel.h>
  16 #include <qlineedit.h>
  17 #include <qpushbutton.h>
  18 #include <qslider.h>
  19 #include <qlayout.h>
  20 #include <qvariant.h>
  21 #include <qtooltip.h>
  22 #include <qwhatsthis.h>
  23 #include <qmessagebox.h>
  24
  25
  26 /*
  27  *  Constructs a rangewindow which is a child of 'parent', with the
  28  *  name 'name' and widget flags set to 'f'
  29  *
  30  *  The dialog will by default be modeless, unless you set 'modal' to
  31  *  TRUE to construct a modal dialog.
  32  */
  33 rangewindow::rangewindow( QWidget* parent,  const char* name, bool modal, WFlags fl )
  34     : QDialog( parent, name, modal, fl )
  35 {
  36
  37     if ( !name )
  38         setName( "rangewindow" );
  39     resize( 460, 280 );
  40     setMinimumSize( QSize( 460, 280 ) );
  41     setMaximumSize( QSize( 460, 280 ) );
  42     setCaption( tr( "Global Features Window" ) );
  43
  44     maxval=globalmax;
  45     minval=globalmin;
  46     Range=maxval-minval;
  47     lowglobalthresh=globalmin;
  48     highglobalthresh=globalmax;
  49     status=false;
  50
  51     // need to connect these three checkboxes to meaningful things
  52     int cbsRowTop = 20;
  53     int cbsRowLeft = 50;
  54     int cbsRowDiff = 145;
  55     int cbsWidth = 130;
  56     int cbsHeight = 15;
  57     allGlobals = new QCheckBox( this, "allGlobalsCheckBox" );
  58     allGlobals->setGeometry( QRect ( cbsRowLeft, cbsRowTop,
  59                                      cbsWidth, cbsHeight ) );
  60     allGlobals->setText("Global Thresholds");
  61     // DO connect to both!... no, latter calls former.
  62     //    QObject::connect(allGlobals,SIGNAL(toggled(bool)),this,SLOT(signalAllGlobals(bool)));
  63     QObject::connect(allGlobals,SIGNAL(toggled(bool)),parent, SLOT(signalAllGlobals(bool)));
  64
  65     allDifference = new QCheckBox( this, "allDifferenceCheckBox" );
  66     allDifference->setGeometry( QRect ( cbsRowLeft + cbsRowDiff, cbsRowTop,
  67                                         cbsWidth, cbsHeight ) );
  68     allDifference->setText("Difference");
  69     // must also set global threshold extrema based on whether or not this is selected
  70     QObject::connect(allDifference,SIGNAL(toggled(bool)),this,SLOT(signalAllDifference(bool)));
  71     // first this, then the rest!
  72     QObject::connect(allDifference,SIGNAL(toggled(bool)),parent,SLOT(signalAllDifference(bool)));
  73
  74     // removed per Gabor's suggestion in 2nd reopening of bug #146
  75     // don't go too crazy with commenting everything out
  76     //    allIntensity = new QCheckBox( this, "allIntensityCheckBox" );
  77     //    allIntensity->setGeometry( QRect ( cbsRowLeft + 2*cbsRowDiff, cbsRowTop,
  78     //                                 cbsWidth, cbsHeight ) );
  79     //    allIntensity->setText("Intensity");
  80     //    QObject::connect(allIntensity,SIGNAL(toggled(bool)),parent,SLOT(signalAllIntensity(bool)));
  81     // for intensity, nothing to do in 'this' since it is orthogonal to difference
  82
  83     lowtrheshframe = new QFrame( this, "lowtrheshframe" );
  84     lowtrheshframe->setGeometry( QRect( 15, 60, 430, 70 ) );
  85     lowtrheshframe->setFrameShape( QFrame::StyledPanel );
  86     lowtrheshframe->setFrameShadow( QFrame::Raised );
  87
  88     lowthresh = new QLineEdit( lowtrheshframe, "lowthresh" );
  89     lowthresh->setGeometry( QRect( 185, 20, 140, 30 ) );
  90     char s[12];
  91     sprintf(s,"%10.7f",lowglobalthresh);
  92     lowthresh->setText(s);
  93
  94     setlowbutton = new QPushButton( lowtrheshframe, "setlowbutton" );
  95     setlowbutton->setGeometry( QRect( 335, 15, 90, 40 ) );
  96     setlowbutton->setText( tr( "Set Value" ) );
  97     QObject::connect(setlowbutton,SIGNAL(clicked()),this,SLOT(updateLowthreshslider()));
  98     QObject::connect(setlowbutton,SIGNAL(clicked()),parent,SLOT(updateGlobalThreshs()));
  99
 100     lowthreshslider = new QSlider( lowtrheshframe, "lowthreshslider" );
 101     lowthreshslider->setGeometry( QRect( 15, 30, 150, 20 ) );
 102     lowthreshslider->setOrientation( QSlider::Horizontal );
 103     lowthreshslider->setRange(0,1000000000);
 104     lowthreshslider->setValue(0);
 105     QObject::connect(lowthreshslider,SIGNAL(valueChanged(int)),this,SLOT(updateLowthresh()));
 106     QObject::connect(lowthreshslider,SIGNAL(valueChanged(int)),parent,SLOT(updateGlobalThreshs()));
 107
 108     lowthershlabel = new QLabel( lowtrheshframe, "lowthershlabel" );
 109     lowthershlabel->setGeometry( QRect( 35, 10, 110, 20 ) );
 110     lowthershlabel->setText( tr( "Low Threshold" ) );
 111
 112     highthreshframe = new QFrame( this, "highthreshframe" );
 113     highthreshframe->setGeometry( QRect( 15, 140, 430, 70 ) );
 114     highthreshframe->setFrameShape( QFrame::StyledPanel );
 115     highthreshframe->setFrameShadow( QFrame::Raised );
 116
 117     highthresh = new QLineEdit( highthreshframe, "highthresh" );
 118     highthresh->setGeometry( QRect( 185, 20, 140, 30 ) );
 119     sprintf(s,"%10.7f",highglobalthresh);
 120     highthresh->setText(s);
 121
 122     sethighbutton = new QPushButton( highthreshframe, "sethighbutton" );
 123     sethighbutton->setGeometry( QRect( 335, 15, 90, 40 ) );
 124     sethighbutton->setText( tr( "Set Value" ) );
 125     QObject::connect(sethighbutton,SIGNAL(clicked()),this,SLOT(updateHighthreshslider()));
 126     QObject::connect(sethighbutton,SIGNAL(clicked()),parent,SLOT(updateGlobalThreshs()));
 127
 128     highthreshslider = new QSlider( highthreshframe, "highthreshslider" );
 129     highthreshslider->setGeometry( QRect( 15, 30, 150, 20 ) );
 130     highthreshslider->setOrientation( QSlider::Horizontal );
 131     highthreshslider->setRange(0,1000000000);
 132     highthreshslider->setValue(1000000000);
 133     QObject::connect(highthreshslider,SIGNAL(valueChanged(int)),this,SLOT(updateHighthresh()));
 134     QObject::connect(highthreshslider,SIGNAL(valueChanged(int)),parent,SLOT(updateGlobalThreshs()));
 135
 136     highthreshlabel = new QLabel( highthreshframe, "highthreshlabel" );
 137     highthreshlabel->setGeometry( QRect( 35, 10, 110, 20 ) );
 138     highthreshlabel->setText( tr( "High Threshold" ) );
 139
 140     Line2 = new QFrame( this, "Line2" );
 141     Line2->setGeometry( QRect( 0, 215, 460, 16 ) );
 142     Line2->setProperty( "frameShape", (int)QFrame::HLine );
 143     Line2->setFrameShadow( QFrame::Sunken );
 144     Line2->setFrameStyle( QFrame::HLine | QFrame::Sunken );
 145     Line2->setProperty( "frameShape", (int)QFrame::HLine );
 146
 147 //     applybutton = new QPushButton( this, "applybutton" );
 148 //     applybutton->setGeometry( QRect( 40, 230, 180, 40 ) );
 149 //     applybutton->setText( tr( "Apply Global Thresholds" ) );
 150 //     // a-ha!  clicked signal is connected to the PARENT's updateGlobalThreshs()...
 151 //     //      apply is not a toggle button so this makes sense
 152 //     QObject::connect(applybutton,SIGNAL(clicked()),parent,SLOT(updateGlobalThreshs()));
 153
 154     closebutton = new QPushButton( this, "closebutton" );
 155     //    closebutton->setGeometry( QRect( 300, 230, 100, 40 ) );
 156     closebutton->setGeometry( QRect( 180, 230, 100, 40 ) );
 157     closebutton->setText( tr( "Close" ) );
 158     QObject::connect(closebutton,SIGNAL(clicked()),this,SLOT(closeWindow()));
 159
 160     signalAllGlobals( false );
 161 }
 162
 163 /*
 164  *  Destroys the object and frees any allocated resources
 165  */
 166 rangewindow::~rangewindow()
 167 {
 168     // no need to delete child widgets, Qt does it all for us
 169 }
 170
 171
 172 /** update the text in lowthresh textbox based on the value of low threshold slider */
 173 void rangewindow::updateLowthresh()
 174 {
 175   int v = lowthreshslider->value();
 176   if(v > highthreshslider->value()) { // cap it
 177     lowthreshslider->setValue(highthreshslider->value());
 178     lowglobalthresh = highglobalthresh;
 179     lowthresh->setText(highthresh->text());
 180   } else {
 181     lowglobalthresh = (((double)v)/1000000000)*Range+minval;
 182     char s[12];
 183     sprintf(s,"%10.7f", lowglobalthresh);
 184     lowthresh->setText(s);
 185   }
 186 }
 187
 188
 189 void rangewindow::updateLowthreshslider()
 190 {
 191   double fv; // floating-point value entered
 192   int v=0;   // integer position of slider
 193   bool ok=false;
 194   fv=lowthresh->text().toDouble(&ok);
 195   if(ok) { // value in lowthresh text box parsed OK
 196     if((fv<minval) || (fv>maxval)) {
 197       QMessageBox::information(this,"SnarkDisplay","Error!\n"
 198                                "Entered threshold value must be within valid range");
 199       updateLowthresh();
 200       lowthresh->setFocus();
 201     } else {
 202       if(fv>0) {
 203         v=(int)(((fv-minval)/Range)*1000000000+0.5);
 204       } else {
 205         v=(int)(((fv-minval)/Range)*1000000000-0.5);
 206       }
 207       lowthreshslider->setValue(v);
 208     }
 209   } else {
 210     QMessageBox::information(this,"SnarkDisplay","Error!\n"
 211                              "Invalid Low Threshold value.");
 212   }
 213 } // --rangewindow::updateLowthreshslider()
 214
 215
 216 /** update the text in highthresh textbox based on the value of high threshold slider */
 217 void rangewindow::updateHighthresh()
 218 {
 219   int v = highthreshslider->value();
 220   if(v < lowthreshslider->value()) { // cap it
 221     highthreshslider->setValue(lowthreshslider->value());
 222     highglobalthresh = lowglobalthresh;
 223     highthresh->setText(highthresh->text());
 224   } else {
 225     highglobalthresh = (((double)v)/1000000000)*Range+minval;
 226     char s[12];
 227     sprintf(s,"%10.7f", highglobalthresh);
 228     highthresh->setText(s);
 229   }
 230 } // --rangewindow::updateHighthresh()
 231
 232
 233 void rangewindow::updateHighthreshslider()
 234 {
 235   double fv;
 236   int v=0;
 237   bool ok=false;
 238   fv=highthresh->text().toDouble(&ok);
 239   if(ok) {
 240     if((fv>maxval) || (fv<minval)) {
 241       QMessageBox::information(this,"SnarkDisplay","Error!\n"
 242                                "Entered threshold value must be within valid range");
 243       updateHighthresh();
 244       highthresh->setFocus();
 245     } else {
 246       highglobalthresh=fv;
 247       //    status=true;
 248       //      if(fv>maxval) {
 249       //        maxval=fv;
 250       //        Range=maxval-minval;
 251       //      }
 252       if(fv>0) {
 253         v=(int)(((fv-minval)/Range)*1000000000+0.5);
 254       } else {
 255         v=(int)(((fv-minval)/Range)*1000000000-0.5);
 256       }
 257       //      if(v>highthreshslider->maxValue())
 258       //        highthreshslider->setMaxValue(v);
 259       highthreshslider->setValue(v);
 260       //    status=false;
 261     }
 262   } else {
 263     QMessageBox::information(this,"SnarkDisplay","Error!\n"
 264                              "Invalid High Threshold value.");
 265   }
 266 } // --rangewindow::updateHighthreshslider()
 267
 268
 269 /** en/disable fields in this window only
 270     based on parameter indicating whether global thresholds should apply to all images
 271 */
 272 void rangewindow::signalAllGlobals(bool on) {
 273   lowthresh->setEnabled(on);
 274   setlowbutton->setEnabled(on);
 275   lowthreshslider->setEnabled(on);
 276   lowthershlabel->setEnabled(on);
 277   highthreshframe->setEnabled(on);
 278   highthresh->setEnabled(on);
 279   sethighbutton->setEnabled(on);
 280   highthreshslider->setEnabled(on);
 281   highthreshlabel->setEnabled(on);
 282   // applybutton->setEnabled(on);
 283 }
 284
 285 /** apply correct thresholds based on whether difference (for all) is selected or not*/
 286 void rangewindow::signalAllDifference(bool on) {
 287   if(on) {
 288     maxval=globaldiffmax;
 289     minval=globaldiffmin;
 290   } else {
 291     maxval=globalmax;
 292     minval=globalmin;
 293   }
 294   Range=maxval-minval;
 295   lowglobalthresh=minval;
 296   highglobalthresh=maxval;
 297   updateLowthresh();
 298   updateHighthresh();
 299 }  // --rangewindow::signalAllDifference()
 300
 301
 302
 303 void rangewindow::closeWindow() {
 304   if(allGlobals->isOn()) allGlobals->toggle(); // triggers the appropriate signal-slot mechanism
 305   if(allDifference->isOn()) allDifference->toggle();
 306   accept();
 307 }
 308
 309
 310 void rangewindow::closeEvent(QCloseEvent* e) {
 311   if(allGlobals->isOn()) allGlobals->toggle(); // triggers the appropriate signal-slot mechanism
 312   if(allDifference->isOn()) allDifference->toggle();
 313   e->accept();
 314 }