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-rw-r--r--kmid/qslidertime.cpp120
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diff --git a/kmid/qslidertime.cpp b/kmid/qslidertime.cpp
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--- a/kmid/qslidertime.cpp
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-/**************************************************************************
-
- kslidertime.cpp - A widget that displays time tags under a KSlider
- Copyright (C) 1997,98 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- Send comments and bug fixes to larrosa@kde.org
- or to Antonio Larrosa, Rio Arnoya, 10 5B, 29006 Malaga, Spain
-
-***************************************************************************/
-#include "qslidertime.h"
-#include <tqwidget.h>
-#include <tqpainter.h>
-#include <stdio.h>
-
-#define ARROW_LENGTH 13
-
-QSliderTime::QSliderTime( TQSlider *ksl, TQWidget *parent, const char *name)
- : TQWidget (parent,name)
-{
-kslider=ksl;
-
-TQPainter painter;
-TQFontMetrics qfmt(painter.font());
-fontheight=qfmt.height();
-
-}
-
-char *QSliderTime::formatMillisecs(int ms,char *tmp)
-{
- if (ms<60000)
- {
- sprintf(tmp,"0:%02d",ms/1000);
- }
- else
- sprintf(tmp,"%d:%02d",ms/60000,(ms%60000)/1000);
-return tmp;
-}
-
-void QSliderTime::paintEvent( TQPaintEvent * )
-{
- TQPainter painter(this);
-
-// erase();
- drawTimeMarks(&painter);
-}
-
-int quantizeTimeStep(int t)
-{
-if (t<=2000) t=2000;
- else if (t<=5000) t=5000;
- else if (t<=10000) t=10000;
- else if (t<=15000) t=15000;
- else if (t<=30000) t=30000;
- else if (t<=60000) t=60000;
- else if (t<=120000) t=120000;
-return t;
-}
-
-void QSliderTime::drawTimeMarks(TQPainter *painter)
-{
-if (kslider==NULL) return;
- int i;
- int maxV = kslider->maxValue();
- TQFontMetrics qfmt(painter->font());
- fontheight=qfmt.height();
- int ntimetags = width()/(qfmt.width("-88:88-"));
- int timestep;
- if (ntimetags>1) timestep = maxV/(ntimetags);
- else timestep=maxV;
- timestep = quantizeTimeStep(timestep);
- ntimetags = maxV/timestep;
-
- // draw time tags (only in horizontal !!)
- int posy=qfmt.height();
- char *tmp=new char[100];
- int pos=0;
- int deltapos=0;
- formatMillisecs(0,tmp);
- painter->drawText( 0, posy,TQString(tmp));
- for ( i = timestep; i <= maxV - timestep; i += timestep )
- {
- pos = (width()-10) * i / maxV + 5;
- formatMillisecs(i,tmp);
- deltapos=qfmt.width(tmp)/2;
- painter->drawText( pos-deltapos, posy,TQString(tmp));
- }
-
- pos = width()- 5;
- formatMillisecs(maxV,tmp);
- deltapos=qfmt.width(tmp);
-
- painter->drawText( pos-deltapos, posy,TQString(tmp));
-
-}
-
-
-TQSize QSliderTime::sizeHint()
-{
- return TQSize(10,fontheight+2);
-}
-
-TQSizePolicy QSliderTime::sizePolicy()
-{
- return TQSizePolicy(TQSizePolicy::Expanding,TQSizePolicy::Fixed);
-}
-#include "qslidertime.moc"