1 files changed, 322 insertions, 0 deletions
diff --git a/src/modules/dcc/canvaswidget.h b/src/modules/dcc/canvaswidget.h
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+++ b/src/modules/dcc/canvaswidget.h
@@ -0,0 +1,322 @@
+#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 <qcanvas.h>
+
+//#ifdef QT_NO_CANVAS
+//	#warning "HEre is not"
+//#endif
+
+
+#include <qmenubar.h>
+#include <qlabel.h>
+
+#include <qmap.h>
+#include <qvariant.h>
+#include <qtable.h>
+#include <qsplitter.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 QCanvasPolygon
+{
+public:
+	KviCanvasPolygon(QCanvas * c,int x,int y,QPointArray &pnts,double dScaleFactor);
+	virtual ~KviCanvasPolygon();
+protected:
+	QMap<QString,QVariant> m_properties;
+	double                 m_dScaleFactor;
+	QPointArray            m_points;
+public:
+	virtual void draw(QPainter & p);
+	double scaleFactor(){ return m_dScaleFactor; };
+	void setScaleFactor(double dScaleFactor);
+	void resetPoints();
+	const QPointArray & internalPoints(){ return m_points; };
+	void setInternalPoints(const QPointArray &pnts);
+	QMap<QString,QVariant> * properties(){ return &m_properties; };
+	virtual void setProperty(const QString &property,const QVariant &val);
+	virtual int rtti() const;
+};
+
+
+
+
+class KviCanvasRectangleItem : public QCanvasRectangle
+{
+	friend class KviCanvasRectangle;
+	friend class KviCanvasRichText;
+	friend class KviCanvasEllipticItem;
+protected:
+	KviCanvasRectangleItem(QCanvas * c,int x,int y,int w,int h);
+public:
+	virtual ~KviCanvasRectangleItem();
+protected:
+	QMap<QString,QVariant> m_properties;
+public:
+	int right(){ return ((int)x()) + width(); };
+	int bottom(){ return ((int)y()) + height(); };
+	QMap<QString,QVariant> * properties(){ return &m_properties; };
+	virtual void setProperty(const QString &property,const QVariant &val);
+//	QVariant property(const QString &name){ return m_properties[name]; };
+protected:
+	void drawSelection(QPainter &p);
+};
+
+
+class KviCanvasEllipticItem : public KviCanvasRectangleItem
+{
+	friend class KviCanvasEllipse;
+	friend class KviCanvasChord;
+	friend class KviCanvasPie;
+protected:
+	KviCanvasEllipticItem(QCanvas * c,int x,int y,int w,int h);
+	~KviCanvasEllipticItem();
+public:
+	virtual void setProperty(const QString & property,const QVariant &val);
+	virtual void draw(QPainter & p);
+	virtual void drawContent(QPainter & p);
+	virtual int rtti() const;
+};
+
+
+class KviCanvasEllipse : public KviCanvasEllipticItem
+{
+public:
+	KviCanvasEllipse(QCanvas * c,int x,int y,int w,int h);
+	~KviCanvasEllipse();
+public:
+	virtual void drawContent(QPainter & p);
+	virtual int rtti() const;
+};
+
+
+class KviCanvasPie : public KviCanvasEllipticItem
+{
+public:
+	KviCanvasPie(QCanvas * c,int x,int y,int w,int h);
+	~KviCanvasPie();
+public:
+	virtual void drawContent(QPainter & p);
+	virtual int rtti() const;
+};
+
+
+class KviCanvasChord : public KviCanvasEllipticItem
+{
+public:
+	KviCanvasChord(QCanvas * c,int x,int y,int w,int h);
+	~KviCanvasChord();
+public:
+	virtual void drawContent(QPainter & p);
+	virtual int rtti() const;
+};
+
+
+class KviCanvasLine : public QCanvasLine
+{
+public:
+	KviCanvasLine(QCanvas * c,int x1,int y1,int x2,int y2);
+	virtual ~KviCanvasLine();
+protected:
+	QMap<QString,QVariant> m_properties;
+public:
+	QMap<QString,QVariant> * properties(){ return &m_properties; };
+	virtual void setProperty(const QString &property,const QVariant &val);
+//	QVariant property(const QString &name){ return m_properties[name]; };
+	virtual void draw(QPainter & p);
+	virtual int rtti() const;
+};
+
+
+
+class KviCanvasRectangle : public KviCanvasRectangleItem
+{
+public:
+	KviCanvasRectangle(QCanvas * c,int x,int y,int w,int h);
+	~KviCanvasRectangle();
+public:
+	virtual void draw(QPainter & p);
+	virtual void setProperty(const QString &property,const QVariant &val);
+	virtual int rtti() const;
+};
+
+
+class KviCanvasRichText : public KviCanvasRectangleItem
+{
+public:
+	KviCanvasRichText(QCanvas * c,int x,int y,int w,int h);
+	~KviCanvasRichText();
+public:
+	virtual void draw(QPainter & p);
+	virtual int rtti() const;
+};
+
+
+class KviCanvasView : public QCanvasView
+{
+	Q_OBJECT
+public:
+	KviCanvasView(QCanvas * c,KviCanvasWidget * cw,QWidget * 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
+	QCanvasItem   * m_pSelectedItem;
+
+	DragMode          m_dragMode;
+	QPoint            m_dragBegin;
+	double            m_dragScaleFactor;
+	unsigned int      m_dragPointIndex;
+	QPointArray       m_dragPointArray;
+protected:
+	void beginDragRectangle(KviCanvasRectangleItem * it,const QPoint &p,bool bInitial = false);
+	void dragRectangle(KviCanvasRectangleItem * it,const QPoint & p);
+
+	void beginDragLine(KviCanvasLine * it,const QPoint &p,bool bInitial = false);
+	void dragLine(KviCanvasLine * it,const QPoint &p);
+
+	void beginDragPolygon(KviCanvasPolygon * it,const QPoint &p,bool bShift = false,bool bCtrl = false);
+	void dragPolygon(KviCanvasPolygon * it,const QPoint &p);
+
+
+	void setItemSelected(QCanvasItem * it);
+	void clearSelection();
+	void insertObjectAt(const QPoint & pnt,ObjectType o);
+	virtual void contentsMousePressEvent(QMouseEvent *e);
+	virtual void contentsMouseMoveEvent(QMouseEvent *e);
+	virtual void contentsMouseReleaseEvent(QMouseEvent *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 QString &s,const QVariant &v);
+};
+
+// For Qt3.0 this might need to be changed
+
+class KviVariantTableItem : public QTableItem
+{
+public:
+	KviVariantTableItem(QTable * t,const QVariant & property);
+	~KviVariantTableItem();
+private:
+	QVariant m_property;
+public:
+	virtual QWidget *  createEditor() const;
+	virtual void setContentFromEditor(QWidget *w);
+	QVariant & property(){ return m_property; };
+	virtual void paint(QPainter *p,const QColorGroup &cg,const QRect &cr,bool selected);
+};
+
+
+
+class KviCanvasItemPropertiesWidget : public QTable
+{
+	Q_OBJECT
+public:
+	KviCanvasItemPropertiesWidget(QWidget * par);
+	~KviCanvasItemPropertiesWidget();
+public:
+	void editItem(QCanvasItem * it);
+protected slots:
+	void cellEdited(int row,int col);
+signals:
+	void propertyChanged(const QString &s,const QVariant &v);
+};
+
+
+
+class KviCanvasWidget : public QWidget
+{
+	friend class KviCanvasView;
+	Q_OBJECT
+public:
+	KviCanvasWidget(QWidget * par);
+	~KviCanvasWidget();
+protected:
+	QSplitter     * m_pSplitter;
+	QCanvas       * m_pCanvas;
+	QMenuBar      * m_pMenuBar;
+	KviCanvasView * m_pCanvasView;
+	QLabel        * m_pStatusLabel;
+	KviCanvasItemPropertiesWidget * m_pPropertiesWidget;
+protected:
+	virtual void resizeEvent(QResizeEvent *);
+};
+
+
+#endif
+
+#endif //_CANVAS_WIDGET_H_