Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 339 insertions, 0 deletions

diff --git a/kmid/klcdnumber.cpp b/kmid/klcdnumber.cpp
new file mode 100644
index 00000000..190d8da4
--- /dev/null
+++ b/kmid/klcdnumber.cpp
@@ -0,0 +1,339 @@
+/**************************************************************************
+
+    klcdnumber.cpp  - The KLCDNumber widget (displays a lcd number)
+    Copyright (C) 1998  Antonio Larrosa Jimenez
+
+    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  02111-1307, USA.
+
+    Send comments and bug fixes to larrosa@kde.org
+    or to Antonio Larrosa, Rio Arnoya, 10 5B, 29006 Malaga, Spain
+
+***************************************************************************/
+#include "klcdnumber.h"
+#include <qpainter.h>
+#include <stdio.h>
+#include "ktrianglebutton.h"
+
+#define BUTTONWIDTH 9
+
+KLCDNumber::KLCDNumber(int _numDigits,QWidget *parent,const char *name)
+    : QWidget(parent,name)
+{
+    initDigits();
+    setUserChangeValue=false;
+    numDigits=_numDigits;
+    value=0;
+    minValue=0;
+    maxValue=1000;
+    oldvalue=-1;
+    //    setPalette( QPalette (QColor(0,0,0)));
+    upBtn=NULL;
+    downBtn=NULL;
+    setUserDefaultValue=false;
+    doubleclicked=false;
+    setLCDBackgroundColor(0,0,0);
+    setLCDColor(100,255,100);
+}
+
+KLCDNumber::KLCDNumber(bool _setUserChangeValue,int _numDigits,QWidget *parent,const char *name)
+    : QWidget(parent,name)
+{
+    initDigits();
+    setUserChangeValue=_setUserChangeValue;
+    numDigits=_numDigits;
+    value=0;
+    minValue=0;
+    maxValue=1000;
+    oldvalue=-1;
+//    setBackgroundColor(QColor(0,0,0));
+//    setPalette( QPalette (QColor(0,0,0)));
+    upBtn=NULL;
+    downBtn=NULL;
+    setUserDefaultValue=false;
+    doubleclicked=false;
+    setLCDBackgroundColor(0,0,0);
+    setLCDColor(100,255,100);
+    if (setUserChangeValue)
+    {
+        upBtn=new KTriangleButton(KTriangleButton::Right,this,"Up");
+        downBtn=new KTriangleButton(KTriangleButton::Left,this,"Down");
+        upBtn->setGeometry(width()-BUTTONWIDTH,0,BUTTONWIDTH,height());
+        downBtn->setGeometry(0,0,BUTTONWIDTH,height());
+        connect(upBtn,SIGNAL(clicked()),this,SLOT(increaseValue()));
+        connect(downBtn,SIGNAL(clicked()),this,SLOT(decreaseValue()));
+        connect(upBtn,SIGNAL(clickedQuickly()),this,SLOT(increaseValueFast()));
+        connect(downBtn,SIGNAL(clickedQuickly()),this,SLOT(decreaseValueFast()));
+    };
+}
+
+void KLCDNumber::initDigits (void)
+{
+Digit[0] = digit(true,true,true,false,true,true,true);
+Digit[1] = digit(false,false,true,false,false,true,false);  
+Digit[2] = digit(true,false,true,true,true,false,true);
+Digit[3] = digit(true,false,true,true,false,true,true);
+Digit[4] = digit(false,true,true,true,false,true,false);
+Digit[5] = digit(true,true,false,true,false,true,true);
+Digit[6] = digit(true,true,false,true,true,true,true);
+Digit[7] = digit(true,false,true,false,false,true,false);
+Digit[8] = digit(true,true,true,true,true,true,true);
+Digit[9] = digit(true,true,true,true,false,true,true);
+Digit[10] = digit(false,false,false,false,false,false,false);
+}
+
+void KLCDNumber::resizeEvent ( QResizeEvent *)
+{
+    if (setUserChangeValue)
+    {
+        upBtn->setGeometry(width()-BUTTONWIDTH,0,BUTTONWIDTH,height());
+        downBtn->setGeometry(0,0,BUTTONWIDTH,height());
+    }
+}
+
+void KLCDNumber::drawVerticalBar(QPainter *qpaint,int x,int y,int w,int h,int d)
+{
+    /* If d is 0 it means that it is a bar on the left and if 1 it is on the right */
+    /*
+     |\                   /|
+     | |                 | |
+     | | = 0         1 = | |
+     | |                 | |
+     |/                   \|
+     */
+
+    y++;
+    h-=2;
+    if (d==0)
+    {
+        for (int i=x;i<x+w;i++)
+        {
+            qpaint->drawLine(i,y,i,y+h);
+            y++;
+            h-=2;
+        }
+    } else {
+        for (int i=x+w;i>x;i--)
+        {
+            qpaint->drawLine(i,y,i,y+h);
+            y++;
+            h-=2;
+        }
+    }
+}
+
+void KLCDNumber::drawHorizBar(QPainter *qpaint,int x,int y,int w,int h,int d)
+{
+    // 0 is upper, 1 is bottom and 2 is the middle bar.
+    x++;
+    w-=3;
+    if (d==0)
+    {
+        for (int i=y;i<y+h;i++)
+        {
+            qpaint->drawLine(x,i,x+w,i);
+            x++;
+            w-=2;
+        }
+    }
+    else if (d==1)
+    {
+        for (int i=y+h;i>y;i--)
+        {
+            qpaint->drawLine(x,i,x+w,i);
+            x++;
+            w-=2;
+        }
+    }
+    else
+    {
+        for (int i=0;i<=h/2;i++)
+        {
+            qpaint->drawLine(x,y-i,x+w,y-i);
+            qpaint->drawLine(x,y+i,x+w,y+i);
+            x++;
+            w-=2;
+        }
+        
+    };
+
+}
+
+void KLCDNumber::drawDigit(QPainter *qpaint,int x,int y,int w,int h,digit d)
+{
+if (d.nw) drawVerticalBar(qpaint,x,y,w/5,h/2,0);
+if (d.ne) drawVerticalBar(qpaint,x+w*4/5,y,w/5,h/2,1);
+if (d.sw) drawVerticalBar(qpaint,x,y+h/2,w/5,h/2,0);
+if (d.se) drawVerticalBar(qpaint,x+w*4/5,y+h/2,w/5,h/2,1);
+if (d.up) drawHorizBar (qpaint,x,y,w,w/5,0);
+if (d.bt) drawHorizBar (qpaint,x,y+h-w/5,w,w/5,1);
+if (d.md) drawHorizBar (qpaint,x,y+h/2,w,w/5,2);
+}
+
+
+void KLCDNumber::setValue(double v)
+{
+    oldvalue=value;
+    if (v<minValue)
+        value=minValue;
+    else if (v>maxValue)
+        value=maxValue;
+    else
+        value=v;
+
+}
+
+void KLCDNumber::display (double v)
+{
+    setValue(v);
+    repaint(FALSE);
+}
+
+void KLCDNumber::display (int v)
+{
+    display((double)v);
+}
+
+
+void KLCDNumber::paintEvent ( QPaintEvent * )
+{
+    QPainter qpaint(this);
+    qpaint.fillRect(0,0,width(),height(),backgcolor);
+    qpaint.setPen(LCDcolor);
+    
+    QString numStr;
+    numStr.setNum((int) value);
+    numStr = numStr.rightJustify( numDigits, ' ', true);
+
+    int dx,dy,dw,dh;
+    if (setUserChangeValue)
+    {
+        dx=BUTTONWIDTH;
+        dy=height()/10;
+        dh=height()-dy*2;
+        dw=(width()-(BUTTONWIDTH*2))/numDigits;
+    } else
+    {
+        dx=0;
+        dy=height()/10;
+        dh=height()-dy*2;
+        dw=width()/numDigits;
+    };
+    int sep=dw/10;
+
+    for(int i=0; i < numDigits; i++)
+    {
+        char dig = numStr[i].latin1();
+        if ((dig>='0')&&(dig<='9'))
+            drawDigit(&qpaint,dx+sep,dy,dw-sep*2,dh,Digit[dig-'0']);
+        else 
+            drawDigit(&qpaint,dx+sep,dy,dw-sep*2,dh,KLCDNumber::Digit[10]);
+        dx+=dw;
+    };
+}
+
+void KLCDNumber::setUserSetDefaultValue(bool _userSetDefaultValue)
+{
+    if (setUserDefaultValue!=_userSetDefaultValue)
+    {
+        setUserDefaultValue=_userSetDefaultValue;
+        /*        if (setUserDefaultValue)
+         connect();
+         else
+         disconnect();
+         */
+    }
+    
+}
+
+void KLCDNumber::setDefaultValue(double v)
+{
+    defaultValue=v;
+}
+
+
+void KLCDNumber::decreaseValue()
+{
+    display( value-1 );
+    emit valueChanged( value );
+}
+
+void KLCDNumber::increaseValue()
+{
+    display( value+1 );
+    emit valueChanged( value );
+}
+
+void KLCDNumber::decreaseValueFast()
+{
+    display( value-1 );
+}
+
+void KLCDNumber::increaseValueFast()
+{
+    display( value+1 );
+}
+
+void KLCDNumber::mouseDoubleClickEvent (QMouseEvent *)
+{
+    doubleclicked=true;
+    defaultValueClicked();
+}
+
+void KLCDNumber::mousePressEvent (QMouseEvent *e)
+{
+    startTimer(200);
+    QWidget::mousePressEvent(e);
+}
+
+void KLCDNumber::timerEvent(QTimerEvent *)
+{
+    killTimers();
+    doubleclicked=false;
+
+}
+
+
+void KLCDNumber::defaultValueClicked()
+{
+    if (setUserDefaultValue)
+    {
+        display( defaultValue );
+        emit valueChanged( value );
+    }
+}
+
+void KLCDNumber::setLCDBackgroundColor(int r,int g,int b)
+{
+    backgcolor=QColor(r,g,b);
+    repaint(FALSE);
+}
+
+void KLCDNumber::setLCDColor(int r,int g,int b)
+{
+    LCDcolor=QColor(r,g,b);
+    repaint(FALSE);
+}
+
+void KLCDNumber::setRange(double min, double max)
+{
+    minValue=min;
+    maxValue=max;
+}
+
+QSize KLCDNumber::sizeHint()
+{
+    return QSize(83,28);
+}
+#include "klcdnumber.moc"