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109 lines
2.6 KiB
109 lines
2.6 KiB
/**************************************************************************
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rhythmview.cpp - The RhythmView widget
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Copyright (C) 1998 Antonio Larrosa Jimenez
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Send comments and bug fixes to larrosa@kde.org
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or to Antonio Larrosa, Rio Arnoya, 10 5B, 29006 Malaga, Spain
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***************************************************************************/
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#include "rhythmview.h"
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RhythmView::RhythmView (TQWidget *parent, const char *name) : TQWidget (parent,name)
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{
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lamps=NULL;
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setRhythm(4,4);
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}
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RhythmView::~RhythmView()
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{
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if (lamps!=NULL)
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{
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for (int i=0;i<num;i++) delete lamps[i];
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delete [] lamps;
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lamps=NULL;
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}
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}
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void RhythmView::setRhythm(int numerator,int denominator)
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{
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int i;
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if (lamps!=NULL)
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{
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for (i=0;i<num;i++) delete lamps[i];
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delete [] lamps;
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lamps=NULL;
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}
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num=numerator;
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den=denominator;
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lamps=new KLed *[num];
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int w=width()/num;
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int x=0;
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for (i=0;i<num;i++)
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{
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lamps[i]=new KLed(Qt::yellow, KLed::Off, KLed::Sunken, KLed::Rectangular, this);
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// lamps[i]->setState(KLed::Off);
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lamps[i]->setGeometry(x+2,0,w-4,height());
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lamps[i]->show();
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x+=w;
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}
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// lamps[0]->setState(KLed::On);
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}
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void RhythmView::Beat(int j)
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{
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if (j>num) setRhythm(j,4); // This is a preventive case
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for (int i=0;i<num;i++)
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{
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lamps[i]->off();
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}
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lamps[j-1]->on();
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}
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void RhythmView::Beat(void)
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{
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}
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void RhythmView::resizeEvent(TQResizeEvent *)
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{
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int w=width()/num;
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int x=0;
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for (int i=0;i<num;i++)
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{
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lamps[i]->setGeometry(x+2,0,w-4,height());
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x+=w;
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}
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}
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TQSize RhythmView::sizeHint()
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{
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return TQSize(10,10);
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}
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TQSizePolicy RhythmView::sizePolicy()
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{
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// return TQWidget::sizePolicy();
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return TQSizePolicy(TQSizePolicy::Expanding,TQSizePolicy::Minimum);
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}
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