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86 lines
2.4 KiB
86 lines
2.4 KiB
6 years ago
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/***************************************************************
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* Name: ArrowBase.h
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* Purpose: Defines line arrow base class
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* Author: Michal Bližňák (michal.bliznak@tiscali.cz)
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* Created: 2007-07-22
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* Copyright: Michal Bližňák
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* License: wxWidgets license (www.wxwidgets.org)
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* Notes:
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**************************************************************/
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#ifndef _WXSFARROWBASE_H
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#define _WXSFARROWBASE_H
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#include <wx/wxsf/ShapeBase.h>
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// default values
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#define sfdvARROW_FILL wxBrush(*wxWHITE)
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#define sfdvARROW_BORDER wxPen(*wxBLACK)
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class WXDLLIMPEXP_SF wxSFLineShape;
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/*! \brief Base class for a line arrows */
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class WXDLLIMPEXP_SF wxSFArrowBase : public xsSerializable
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{
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public:
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friend class wxSFLineShape;
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XS_DECLARE_CLONABLE_CLASS(wxSFArrowBase);
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/*! \brief Default constructor */
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wxSFArrowBase(void);
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/*!
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* \brief Constructor.
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* \param parent Pointer to a parent shape
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*/
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wxSFArrowBase(wxSFShapeBase* parent);
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/*!
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* \brief Copy constructor.
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* \param obj Source base arrow shape
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*/
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wxSFArrowBase(const wxSFArrowBase& obj);
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/*! \brief Destructor. */
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~wxSFArrowBase(void);
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// public member data accessors
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/*!
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* \brief Set a parent of the arrow shape.
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* \param parent Pointer to the parent shape
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*/
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void SetParentShape(wxSFShapeBase* parent){m_pParentShape = parent;}
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/*!
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* \brief Get pointer to a parent shape.
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* \return Pointer to a parent shape if exists, otherwise NULL
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*/
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wxSFShapeBase* GetParentShape(){return m_pParentShape;}
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// public functions
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// public virtual functions
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/*!
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* \brief Draw arrow shape at the end of a virtual line.
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* \param from Start of the virtual line
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* \param to End of the virtual line
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* \param dc Device context for drawing
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*/
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virtual void Draw(const wxRealPoint& from, const wxRealPoint& to, wxDC& dc);
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protected:
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// protected member data
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/*! \brief Pointer to a parent shape. */
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wxSFShapeBase* m_pParentShape;
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// protected functions
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/*!
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* \brief Rotate and move arrow's vertices in accordance of virtual line at which end the arrow will be placed.
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* \param trg Pointer to array where translated vertices will be stored
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* \param src Pointer to array of source vertices
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* \param n Number of vertices
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* \param from Start of the virtual line
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* \param to End of the virtual line
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*/
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void TranslateArrow(wxPoint *trg, const wxRealPoint *src, int n, const wxRealPoint &from, const wxRealPoint& to);
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};
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#endif //_WXSFARROWBASE_H
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