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#ifndef _CANVAS_WIDGET_H_
#define _CANVAS_WIDGET_H_
//
// File : canvaswidget.h
// Creation date : Mon Jul 30 07 2001 04:49:49 by Szymon Stefanek
//
// This file is part of the KVirc irc client distribution
// Copyright (C) 2001 Szymon Stefanek (pragma at kvirc dot net)
//
// 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 opinion) 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.
//
#include "broker.h"
#ifdef COMPILE_DCC_CANVAS
#include <tqcanvas.h>
//#ifdef TQT_NO_CANVAS
// #warning "HEre is not"
//#endif
#include <tqmenubar.h>
#include <tqlabel.h>
#include <tqmap.h>
#include <tqvariant.h>
#include <tqtable.h>
#include <tqsplitter.h>
class KviCanvasWidget;
#define KVI_CANVAS_RTTI_CONTROL_TYPE_RECTANGLE 1
#define KVI_CANVAS_RTTI_CONTROL_TYPE_LINE 2
#define KVI_CANVAS_RTTI_CONTROL_TYPE_POLYGON 4
#define KVI_CANVAS_RTTI_CONTROL_TYPE_MASK 255
#define KVI_CANVAS_RTTI_RECTANGLE (KVI_CANVAS_RTTI_CONTROL_TYPE_RECTANGLE | (1 << 8))
#define KVI_CANVAS_RTTI_RICHTEXT (KVI_CANVAS_RTTI_CONTROL_TYPE_RECTANGLE | (2 << 8))
#define KVI_CANVAS_RTTI_LINE (KVI_CANVAS_RTTI_CONTROL_TYPE_LINE | (3 << 8))
#define KVI_CANVAS_RTTI_ELLIPSE (KVI_CANVAS_RTTI_CONTROL_TYPE_RECTANGLE | (4 << 8))
#define KVI_CANVAS_RTTI_CHORD (KVI_CANVAS_RTTI_CONTROL_TYPE_RECTANGLE | (5 << 8))
#define KVI_CANVAS_RTTI_PIE (KVI_CANVAS_RTTI_CONTROL_TYPE_RECTANGLE | (6 << 8))
#define KVI_CANVAS_RTTI_POLYGON (KVI_CANVAS_RTTI_CONTROL_TYPE_POLYGON | (7 << 8))
#define KVI_CANVAS_RTTI_CONTROL_TYPE(__item) (__item->rtti() & KVI_CANVAS_RTTI_CONTROL_TYPE_MASK)
class KviCanvasPolygon : public TQCanvasPolygon
{
public:
KviCanvasPolygon(TQCanvas * c,int x,int y,TQPointArray &pnts,double dScaleFactor);
virtual ~KviCanvasPolygon();
protected:
TQMap<TQString,TQVariant> m_properties;
double m_dScaleFactor;
TQPointArray m_points;
public:
virtual void draw(TQPainter & p);
double scaleFactor(){ return m_dScaleFactor; };
void setScaleFactor(double dScaleFactor);
void resetPoints();
const TQPointArray & internalPoints(){ return m_points; };
void setInternalPoints(const TQPointArray &pnts);
TQMap<TQString,TQVariant> * properties(){ return &m_properties; };
virtual void setProperty(const TQString &property,const TQVariant &val);
virtual int rtti() const;
};
class KviCanvasRectangleItem : public TQCanvasRectangle
{
friend class KviCanvasRectangle;
friend class KviCanvasRichText;
friend class KviCanvasEllipticItem;
protected:
KviCanvasRectangleItem(TQCanvas * c,int x,int y,int w,int h);
public:
virtual ~KviCanvasRectangleItem();
protected:
TQMap<TQString,TQVariant> m_properties;
public:
int right(){ return ((int)x()) + width(); };
int bottom(){ return ((int)y()) + height(); };
TQMap<TQString,TQVariant> * properties(){ return &m_properties; };
virtual void setProperty(const TQString &property,const TQVariant &val);
// TQVariant property(const TQString &name){ return m_properties[name]; };
protected:
void drawSelection(TQPainter &p);
};
class KviCanvasEllipticItem : public KviCanvasRectangleItem
{
friend class KviCanvasEllipse;
friend class KviCanvasChord;
friend class KviCanvasPie;
protected:
KviCanvasEllipticItem(TQCanvas * c,int x,int y,int w,int h);
~KviCanvasEllipticItem();
public:
virtual void setProperty(const TQString & property,const TQVariant &val);
virtual void draw(TQPainter & p);
virtual void drawContent(TQPainter & p);
virtual int rtti() const;
};
class KviCanvasEllipse : public KviCanvasEllipticItem
{
public:
KviCanvasEllipse(TQCanvas * c,int x,int y,int w,int h);
~KviCanvasEllipse();
public:
virtual void drawContent(TQPainter & p);
virtual int rtti() const;
};
class KviCanvasPie : public KviCanvasEllipticItem
{
public:
KviCanvasPie(TQCanvas * c,int x,int y,int w,int h);
~KviCanvasPie();
public:
virtual void drawContent(TQPainter & p);
virtual int rtti() const;
};
class KviCanvasChord : public KviCanvasEllipticItem
{
public:
KviCanvasChord(TQCanvas * c,int x,int y,int w,int h);
~KviCanvasChord();
public:
virtual void drawContent(TQPainter & p);
virtual int rtti() const;
};
class KviCanvasLine : public TQCanvasLine
{
public:
KviCanvasLine(TQCanvas * c,int x1,int y1,int x2,int y2);
virtual ~KviCanvasLine();
protected:
TQMap<TQString,TQVariant> m_properties;
public:
TQMap<TQString,TQVariant> * properties(){ return &m_properties; };
virtual void setProperty(const TQString &property,const TQVariant &val);
// TQVariant property(const TQString &name){ return m_properties[name]; };
virtual void draw(TQPainter & p);
virtual int rtti() const;
};
class KviCanvasRectangle : public KviCanvasRectangleItem
{
public:
KviCanvasRectangle(TQCanvas * c,int x,int y,int w,int h);
~KviCanvasRectangle();
public:
virtual void draw(TQPainter & p);
virtual void setProperty(const TQString &property,const TQVariant &val);
virtual int rtti() const;
};
class KviCanvasRichText : public KviCanvasRectangleItem
{
public:
KviCanvasRichText(TQCanvas * c,int x,int y,int w,int h);
~KviCanvasRichText();
public:
virtual void draw(TQPainter & p);
virtual int rtti() const;
};
class KviCanvasView : public TQCanvasView
{
Q_OBJECT
TQ_OBJECT
public:
KviCanvasView(TQCanvas * c,KviCanvasWidget * cw,TQWidget * par);
~KviCanvasView();
public:
enum State { Idle , SelectOrigin };
enum ObjectType {
Rectangle , RichText , Line , Ellipse , Chord , Pie ,
PolygonTriangle , PolygonRectangle , PolygonPentagon ,
PolygonHexagon
};
enum DragMode {
None , All , Left , Right , Top , Bottom , LeftTop , RightTop ,
LeftBottom , RightBottom , Scale , SinglePoint , Rotate
};
protected:
KviCanvasWidget * m_pCanvasWidget;
// Insertion of objects
State m_state;
ObjectType m_objectToInsert;
// Selected item
TQCanvasItem * m_pSelectedItem;
DragMode m_dragMode;
TQPoint m_dragBegin;
double m_dragScaleFactor;
unsigned int m_dragPointIndex;
TQPointArray m_dragPointArray;
protected:
void beginDragRectangle(KviCanvasRectangleItem * it,const TQPoint &p,bool bInitial = false);
void dragRectangle(KviCanvasRectangleItem * it,const TQPoint & p);
void beginDragLine(KviCanvasLine * it,const TQPoint &p,bool bInitial = false);
void dragLine(KviCanvasLine * it,const TQPoint &p);
void beginDragPolygon(KviCanvasPolygon * it,const TQPoint &p,bool bShift = false,bool bCtrl = false);
void dragPolygon(KviCanvasPolygon * it,const TQPoint &p);
void setItemSelected(TQCanvasItem * it);
void clearSelection();
void insertObjectAt(const TQPoint & pnt,ObjectType o);
virtual void contentsMousePressEvent(TQMouseEvent *e);
virtual void contentsMouseMoveEvent(TQMouseEvent *e);
virtual void contentsMouseReleaseEvent(TQMouseEvent *e);
public slots:
void insertRectangle();
void insertRichText();
void insertLine();
void insertPie();
void insertChord();
void insertEllipse();
void insertPolygonTriangle();
void insertPolygonRectangle();
void insertPolygonPentagon();
void insertPolygonHexagon();
void propertyChanged(const TQString &s,const TQVariant &v);
};
// For TQt3.0 this might need to be changed
class KviVariantTableItem : public TQTableItem
{
public:
KviVariantTableItem(TQTable * t,const TQVariant & property);
~KviVariantTableItem();
private:
TQVariant m_property;
public:
virtual TQWidget * createEditor() const;
virtual void setContentFromEditor(TQWidget *w);
TQVariant & property(){ return m_property; };
virtual void paint(TQPainter *p,const TQColorGroup &cg,const TQRect &cr,bool selected);
};
class KviCanvasItemPropertiesWidget : public TQTable
{
Q_OBJECT
TQ_OBJECT
public:
KviCanvasItemPropertiesWidget(TQWidget * par);
~KviCanvasItemPropertiesWidget();
public:
void editItem(TQCanvasItem * it);
protected slots:
void cellEdited(int row,int col);
signals:
void propertyChanged(const TQString &s,const TQVariant &v);
};
class KviCanvasWidget : public TQWidget
{
friend class KviCanvasView;
Q_OBJECT
TQ_OBJECT
public:
KviCanvasWidget(TQWidget * par);
~KviCanvasWidget();
protected:
TQSplitter * m_pSplitter;
TQCanvas * m_pCanvas;
TQMenuBar * m_pMenuBar;
KviCanvasView * m_pCanvasView;
TQLabel * m_pStatusLabel;
KviCanvasItemPropertiesWidget * m_pPropertiesWidget;
protected:
virtual void resizeEvent(TQResizeEvent *);
};
#endif
#endif //_CANVAS_WIDGET_H_
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