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119 lines
3.0 KiB
119 lines
3.0 KiB
////////////////////////////////////////////////////////////////////////////////
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//
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// Class Name : KFI::CFontPreview
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// Author : Craig Drummond
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// Project : K Font Installer
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// Creation Date : 04/11/2001
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// Version : $Revision$ $Date$
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//
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////////////////////////////////////////////////////////////////////////////////
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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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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//
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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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//
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////////////////////////////////////////////////////////////////////////////////
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// (C) Craig Drummond, 2001, 2002, 2003, 2004
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////////////////////////////////////////////////////////////////////////////////
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#include "FontPreview.h"
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#include <kapplication.h>
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#include <klocale.h>
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#include <tqpainter.h>
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#include <tqimage.h>
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#include <stdlib.h>
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namespace KFI
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{
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CFontPreview::CFontPreview(TQWidget *parent, const char *name)
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: TQWidget(parent, name),
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itsCurrentFace(1),
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itsLastWidth(0),
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itsLastHeight(0),
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itsBgndCol(eraseColor())
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{
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}
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void CFontPreview::showFont(const KURL &url)
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{
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itsCurrentUrl=url;
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showFace(1);
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}
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void CFontPreview::showFace(int face)
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{
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itsCurrentFace=face;
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showFont();
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}
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void CFontPreview::showFont()
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{
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itsLastWidth=width();
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itsLastHeight=height();
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if(!itsCurrentUrl.isEmpty() &&
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itsEngine.draw(itsCurrentUrl, itsLastWidth, itsLastHeight, itsPixmap, itsCurrentFace-1, false))
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{
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setEraseColor(Qt::white);
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update();
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emit status(true);
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}
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else
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{
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TQPixmap nullPix;
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setEraseColor(itsBgndCol);
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itsPixmap=nullPix;
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update();
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emit status(false);
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}
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}
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void CFontPreview::paintEvent(TQPaintEvent *)
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{
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TQPainter paint(this);
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if(itsPixmap.isNull())
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{
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if(!itsCurrentUrl.isEmpty())
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{
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paint.setPen(kapp->palette().active().text());
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paint.drawText(rect(), AlignCenter, i18n(" No preview available"));
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}
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}
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else
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{
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static const int constStepSize=16;
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if(abs(width()-itsLastWidth)>constStepSize || abs(height()-itsLastHeight)>constStepSize)
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showFont();
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else
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paint.drawPixmap(0, 0, itsPixmap);
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}
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}
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TQSize CFontPreview::sizeHint() const
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{
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return TQSize(132, 132);
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}
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TQSize CFontPreview::minimumSizeHint() const
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{
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return TQSize(32, 32);
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}
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}
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#include "FontPreview.moc"
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