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/**********************************************************************
** Copyright (C) 2000-2002 Trolltech AS. All rights reserved.
**
** This file is part of the Qtopia Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#include "syncdialog.h"
#include <qtopia/resource.h>
#include <qimage.h>
#include <qpainter.h>
#include <qapplication.h>
#include <qpushbutton.h>
#include <qfile.h>
SyncDialog::SyncDialog( QWidget *parent, const QString &w )
: QDialog( parent, "SyncDialog", FALSE, WStyle_Tool | WStyle_Customize |
WStyle_StaysOnTop ), what(w), nextPt(0), rev(FALSE), hideDot(TRUE)
{
QFont f( font() );
f.setPointSize( 16 );
setFont(f);
loadPath();
QSize ds = qApp->desktop()->size();
setGeometry( 0, 0, ds.width(), ds.height() );
img = Resource::loadImage( "SyncScreen" );
if ( img.width() > ds.width() || img.height() > ds.height() ) {
path = scalePath( path, ds.width(), img.width(), ds.height(), img.height() );
img = img.smoothScale( ds.width(), ds.height() );
}
dot = Resource::loadImage( "syncdot" );
setBackgroundColor( white );
QPushButton *pb = new QPushButton( tr("Abort"), this, "CancelSync" );
QSize bs = pb->sizeHint();
bs.rwidth() += 10;
bs.rheight() += 5;
pb->setGeometry( (ds.width()-bs.width())/2, 4*ds.height()/5,
bs.width(), bs.height() );
connect( pb, SIGNAL(clicked()), this, SIGNAL(cancel()) );
if ( path.count() >= 2 ) {
path = generatePath( path, 8 );
startTimer( 200 );
}
}
void SyncDialog::paintEvent( QPaintEvent *pe )
{
QPainter p(this );
p.setClipRect( pe->rect() );
int ox = (width() - img.width())/2;
int oy = (height() - img.height())/2;
QRect ir = QRect(ox, oy, img.width(), img.height()) & pe->rect();
if ( ir.isValid() )
p.drawImage( ir.x(), ir.y(), img, ir.x()-ox, ir.y()-oy, ir.width(), ir.height() );
QString syncMsg = tr("Syncing:");
p.setPen( black );
QRect r( 0, 0, width()/2-5, QMAX(oy,80) );
p.drawText( r, AlignRight | AlignVCenter, syncMsg );
r.moveBy( width()/2, 0 );
QFont f( font() );
f.setWeight( QFont::Bold );
p.setFont( f );
p.drawText( r, AlignLeft | AlignVCenter, what );
if ( !hideDot )
p.drawImage( ox+path[nextPt].x()-dot.width()/2, oy+path[nextPt].y()-dot.height()/2, dot );
}
void SyncDialog::timerEvent( QTimerEvent * )
{
int ox = (width() - img.width())/2;
int oy = (height() - img.height())/2;
int oldPt = nextPt;
if ( !rev ) {
nextPt++;
if ( nextPt == (int)path.count() ) {
nextPt -= 2;
rev = TRUE;
}
} else {
nextPt--;
if ( nextPt < 0 ) {
nextPt = 1;
rev = FALSE;
}
}
hideDot = FALSE;
repaint( ox+path[nextPt].x()-dot.width()/2, oy+path[nextPt].y()-dot.height()/2,
dot.width(), dot.height() );
hideDot = TRUE;
repaint( ox+path[oldPt].x()-dot.width()/2, oy+path[oldPt].y()-dot.height()/2,
dot.width(), dot.height() );
}
void SyncDialog::loadPath()
{
QString pfile = Resource::findPixmap( "syncdot" );
if ( pfile.isEmpty() )
return;
int dp = pfile.findRev('.');
pfile.replace( dp, pfile.length()-dp, ".path" );
int count = 0;
QFile file( pfile );
if ( file.open( IO_ReadOnly ) ) {
QString line;
while ( file.readLine( line, 256 ) > 0 ) {
int x, y;
if ( sscanf( line.latin1(), "%d %d", &x, &y ) == 2 ) {
path.resize( count+1 );
path[count++] = QPoint(x, y);
}
}
}
}
QPointArray SyncDialog::scalePath( const QPointArray &pa, int xn, int xd, int yn, int yd )
{
QPointArray sa( pa.size() );
for ( unsigned i = 0; i < pa.count(); i++ ) {
int x = xn * pa[int(i)].x() / xd;
int y = yn * pa[int(i)].y() / yd;
sa[int(i)] = QPoint( x, y );
}
return sa;
}
QPointArray SyncDialog::generatePath( const QPointArray &pa, int dist )
{
if ( pa.count() < 2 )
return pa;
QPointArray fa;
int count = 0;
fa.resize( count+1 );
fa[count++] = pa[0];
for ( unsigned i = 0; i < pa.count()-1; i++ ) {
int x1 = pa[int(i)].x();
int y1 = pa[int(i)].y();
int x2 = pa[int(i+1)].x();
int y2 = pa[int(i+1)].y();
int dx = x2 - x1;
int dy = y2 - y1;
int pts = (QMAX(QABS(dx),QABS(dy)) + dist/2 )/dist;
for ( int j = 1; j < pts; j++ ) {
int x = j * dx / pts;
int y = j * dy / pts;
fa.resize( count+1 );
fa[count++] = pa[int(i)] + QPoint( x, y );
}
fa.resize( count+1 );
fa[count++] = pa[int(i+1)];
}
return fa;
}
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