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/*
* Kivio - Visual Modelling and Flowcharting
* Copyright (C) 2000-2001 theKompany.com & Dave Marotti
* Copyright (C) 2002 Patrick Julien <freak@codepimps.org>
*
* 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.
*/
#ifndef VRULER_H_
#define VRULER_H_
#include <tqframe.h>
#include <tqpixmap.h>
#include <KoUnit.h>
// XXX: Make this look more like the KOffice ruler -- the KOffice
// ruler is not quite suited to Chalk. Also: start units with 0,
// print every 100 units.
class TQPainter;
class VRuler : public TQFrame {
TQ_OBJECT
typedef TQFrame super;
public:
VRuler(Qt::Orientation, TQWidget *parent = 0, const char *name = 0);
virtual ~VRuler();
public:
KoUnit::Unit unit() const;
public slots:
void setZoom(double zoom);
void updatePointer(TQ_INT32 x, TQ_INT32 y);
void updateVisibleArea(TQ_INT32 xpos, TQ_INT32 ypos);
void setUnit(KoUnit::Unit u);
void hide();
void show();
public:
virtual void paintEvent(TQPaintEvent *e);
virtual void resizeEvent(TQResizeEvent *e);
protected:
void recalculateSize();
void drawRuler();
void initMarker(TQ_INT32 w, TQ_INT32 h);
void drawNums(TQPainter *gc, TQ_INT32 x, TQ_INT32 y, TQString& num, bool orientationHoriz);
private:
KoUnit::Unit m_unit;
Qt::Orientation m_orientation;
TQ_INT32 m_firstVisible;
TQ_INT32 m_currentPosition;
TQPixmap *m_pixmapBuffer;
TQPixmap m_pixmapMarker;
TQPixmap m_pixmapNums;
double m_zoom;
private:
static const char *m_nums[];
};
#endif // VRULER_H_
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