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178 lines
4.5 KiB
178 lines
4.5 KiB
/***************************************************************************
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mycanvasview.h - description
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-------------------
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begin : Die Apr 23 2002
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copyright : (C) 2002 by Dominik Seichter
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email : domseichter@web.de
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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 modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef MYCANVASVIEW_H
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#define MYCANVASVIEW_H
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#include <tqcanvas.h>
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#include <tqvaluelist.h>
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#include "documentitem.h"
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class TCanvasItem;
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typedef TQValueList<TCanvasItem*> TCanvasItemList;
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class TQRect;
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class TQPainter;
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class MyCanvas : public TQCanvas {
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TQ_OBJECT
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public:
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MyCanvas( TQObject* parent, const char* name = 0 );
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~MyCanvas();
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void setRect( TQRect r ) {
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m_rect = r;
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}
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TQRect rect() const {
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return m_rect;
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}
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void setGrid( bool enabled ) {
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m_grid = enabled;
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}
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bool grid() const { return m_grid; }
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protected:
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void drawBackground( TQPainter & painter, const TQRect & clip );
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private:
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TQRect m_rect;
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bool m_grid;
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};
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class Definition;
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class TQColor;
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class TQLabel;
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class TQPoint;
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class KCommandHistory;
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class KMacroCommand;
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class KRuler;
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class KStatusBar;
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class MyCanvasView : public TQCanvasView
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{
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TQ_OBJECT
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enum edges {
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TopLeft,
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TopMiddle,
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TopRight,
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RightMiddle,
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LeftMiddle,
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BottomLeft,
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BottomMiddle,
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BottomRight,
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Inside,
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Outside,
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Barcode
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};
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public:
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MyCanvasView( Definition* d, MyCanvas *c, TQWidget* parent=0, const char* name=0, WFlags f=0);
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~MyCanvasView();
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/** return a list of all DocumentItems on the canvas
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*/
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DocumentItemList getAllItems();
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TCanvasItemList getSelected();
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TCanvasItem* getActive();
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void setActive( TQCanvasItem* item = 0, bool control = false );
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void setCurrent( TQCanvasItem* item );
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void setHistory( KCommandHistory* hist ) {
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history = hist;
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}
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TQPoint getTranslation() const {
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return translation;
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}
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void setDefinition( Definition* d );
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void setPosLabel( KStatusBar* s, int id ) {
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mouseid = id;
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statusbar = s;
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}
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static int getLowestZ( TQCanvasItemList list );
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static int getHighestZ( TQCanvasItemList list );
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void snapPoint(TQPoint* point, TCanvasItem* item) ;
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public slots:
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void selectAll();
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void deSelectAll();
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void deleteCurrent();
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void updateGUI() {
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canvas()->update();
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repaintContents();
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}
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protected:
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void contentsMousePressEvent(TQMouseEvent*);
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void contentsMouseMoveEvent(TQMouseEvent*);
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void contentsMouseReleaseEvent(TQMouseEvent *);
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void contentsMouseDoubleClickEvent(TQMouseEvent*);
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void resizeEvent( TQResizeEvent * r );
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signals:
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void selectionChanged();
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void movedSomething();
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void doubleClickedItem( TCanvasItem* );
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void showContextMenu( TQPoint );
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private:
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void setSelected( TQCanvasItem* item = 0, bool control = false );
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KMacroCommand* getMoveCommand();
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Definition* def;
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KRuler* rulerv;
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KRuler* rulerh;
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KCommandHistory* history;
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KMacroCommand* m_commov;
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MyCanvas* canv;
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int mouseid;
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KStatusBar* statusbar;
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TQPoint moving_start;
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TQPoint translation;
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TQRect old;
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bool isInside( TQPoint p, TQCanvasItem* item );
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int isEdge( TQPoint p, TQCanvasItem* item );
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void reposition();
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void updateRuler();
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int updateCursor( TQPoint pos, bool pressed = false );
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int m_mode;
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TQPoint delta_pt ;
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};
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#endif
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