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/*
This file is part of KOrganizer.
Copyright (c) 2001 Cornelius Schumacher <[email protected]>
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.
As a special exception, permission is given to link this program
with any edition of Qt, and distribute the resulting executable,
without including the source code for Qt in the source distribution.
*/
#include <qpainter.h>
#include <kdebug.h>
#include "koprefs.h"
#include "lineview.h"
#include "lineview.moc"
LineView::LineView( QWidget *parent, const char *name ) :
QScrollView( parent, name )
{
mPixelWidth = 1000;
mLines.setAutoDelete( true );
resizeContents( mPixelWidth, contentsHeight() );
viewport()->setBackgroundColor(KOPrefs::instance()->mAgendaBgColor);
}
LineView::~LineView()
{
}
int LineView::pixelWidth()
{
return mPixelWidth;
}
void LineView::addLine( int start, int end )
{
int count = mLines.count();
if( start < 0 ) start = 0;
if( end > mPixelWidth) end = mPixelWidth;
kdDebug(5850) << "LineView::addLine() col: " << count << " start: " << start
<< " end: " << end << endl;
mLines.append( new Line( count, start, end ) );
}
void LineView::clear()
{
mLines.clear();
update();
}
void LineView::drawContents(QPainter* p, int cx, int cy, int cw, int ch)
{
// kdDebug(5850) << "LineView::drawContents()" << endl;
// int mGridSpacingX = 10;
int mGridSpacingY = 20;
#if 0
// Draw vertical lines of grid
// kdDebug(5850) << "drawContents cx: " << cx << " cy: " << cy << " cw: " << cw << " ch: " << ch << endl;
int x = ((int)(cx/mGridSpacingX))*mGridSpacingX;
while (x < cx + cw) {
p->drawLine(x,cy,x,cy+ch);
x+=mGridSpacingX;
}
#endif
// Draw horizontal lines of grid
int y = ((int)(cy/mGridSpacingY))*mGridSpacingY + 10;
while (y < cy + ch) {
// kdDebug(5850) << " y: " << y << endl;
p->drawLine(cx,y,cx+cw,y);
y+=mGridSpacingY;
}
Line *line;
for( line = mLines.first(); line; line = mLines.next() ) {
int ctop = line->column * 20 + 10 - 5;
int cbottom = line->column * 20 + 10 + 5;
int s = line->start;
int e = line->end;
// kdDebug(5850) << " LineView::drawContents(): ctop: " << ctop << " cbottom: "
// << cbottom << " s: " << s << " e: " << e << endl;
if ( ctop <= (cy+ch) && cbottom >= cy &&
s <= (cx+cw) && e >= cx ) {
if ( s < cx ) s = cx;
if ( e > (cx+cw) ) e = cx+cw;
if ( ctop < cy ) ctop = cy;
if ( cbottom > (cy+ch) ) cbottom = cy+ch;
// kdDebug(5850) << " drawContents(): ctop: " << ctop << " cbottom: "
// << cbottom << " s: " << s << " e: " << e << endl;
p->fillRect( s, ctop, e - s + 1, cbottom - ctop + 1, QBrush("red") );
}
}
}
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