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/***************************************************************
* Name: RectShape.h
* Purpose: Defines rectangular shape class
* Author: Michal Bližňák (michal.bliznak@tiscali.cz)
* Created: 2007-07-22
* Copyright: Michal Bližňák
* License: wxWidgets license (www.wxwidgets.org)
* Notes:
**************************************************************/
#ifndef _WXSFRECTSHAPE_H
#define _WXSFRECTSHAPE_H
#include <wx/wxsf/ShapeBase.h>
// default values
/*! \brief Default value of wxSFRectShape::m_nRectSize data member. */
#define sfdvRECTSHAPE_SIZE wxRealPoint(100, 50)
/*! \brief Default value of wxSFRectShape::m_Fill data member. */
#define sfdvRECTSHAPE_FILL wxBrush(*wxWHITE)
/*! \brief Default value of wxSFRectShape::m_Border data member. */
#define sfdvRECTSHAPE_BORDER wxPen(*wxBLACK)
/*!
* \brief Class encapsulates basic rectangle shape which is used as a base class
* for many other shapes that can be bounded by a simple rectangle. The class
* provides all functionality needed for manipulating the rectangle's (bounding box)
* size and position.
*/
class WXDLLIMPEXP_SF wxSFRectShape : public wxSFShapeBase
{
public:
XS_DECLARE_CLONABLE_CLASS(wxSFRectShape);
/*! \brief Default constructor. */
wxSFRectShape(void);
/*!
* \brief User constructor.
* \param pos Initial position
* \param size Initial size
* \param manager Pointer to parent diagram manager
*/
wxSFRectShape(const wxRealPoint& pos, const wxRealPoint& size, wxSFDiagramManager* manager);
/*!
* \brief Copy constructor.
* \param obj Reference to the source object
*/
wxSFRectShape(const wxSFRectShape& obj);
/*! \brief Destructor. */
virtual ~wxSFRectShape(void);
// public virtual functions
/*!
* \brief Get shapes's bounding box. The function can be overrided if neccessary.
* \return Bounding rectangle
*/
virtual wxRect GetBoundingBox();
/*!
* \brief Get intersection point of the shape border and a line leading from
* 'start' point to 'end' point. The function can be overrided if neccessary.
* \param start Starting point of the virtual intersection line
* \param end Ending point of the virtual intersection line
* \return Intersection point
*/
virtual wxRealPoint GetBorderPoint(const wxRealPoint& start, const wxRealPoint& end);
/*!
* \brief Function called by the framework responsible for creation of shape handles
* at the creation time. The function can be overrided if neccesary.
*/
virtual void CreateHandles();
/*!
* \brief Event handler called during dragging of the shape handle.
* The function can be overrided if necessary.
*
* The function is called by the framework (by the shape canvas).
* \param handle Reference to dragged handle
*/
virtual void OnHandle(wxSFShapeHandle& handle);
/*!
* \brief Event handler called when the user started to drag the shape handle.
* The function can be overrided if necessary.
*
* The function is called by the framework (by the shape canvas).
* \param handle Reference to dragged handle
*/
virtual void OnBeginHandle(wxSFShapeHandle& handle);
/*! \brief Resize the shape to bound all child shapes. The function can be overrided if neccessary. */
virtual void FitToChildren();
/*!
* \brief Scale the shape size by in both directions. The function can be overrided if necessary
* (new implementation should call default one ore scale shape's children manualy if neccesary).
* \param x Horizontal scale factor
* \param y Vertical scale factor
* \param children TRUE if the shape's children shoould be scaled as well, otherwise the shape will be updated after scaling via Update() function.
*/
virtual void Scale(double x, double y, bool children = sfWITHCHILDREN);
// public data accessors
/*!
* \brief Set rectangle's fill style.
* \param brush Refernce to a brush object
*/
void SetFill(const wxBrush& brush){m_Fill = brush;}
/*!
* \brief Get current fill style.
* \return Current brush
*/
wxBrush GetFill() const {return m_Fill;}
/*!
* \brief Set rectangle's border style.
* \param pen Reference to a pen object
*/
void SetBorder(const wxPen& pen){m_Border = pen;}
/*!
* \brief Get current border style.
* \return Current pen
*/
wxPen GetBorder() const {return m_Border;}
/*!
* \brief Set the rectangle size.
* \param size New size
*/
void SetRectSize(const wxRealPoint& size){m_nRectSize = size;}
/*!
* \brief Set the rectangle size.
* \param x Horizontal size
* \param y Verical size
*/
void SetRectSize(double x, double y){m_nRectSize.x = x; m_nRectSize.y = y;}
/*!
* \brief Get the rectangle size.
* \return Current size
*/
wxRealPoint GetRectSize() const {return m_nRectSize;}
protected:
// protected data members
/*! \brief Pen object used for drawing of the rectangle border. */
wxPen m_Border;
/*! \brief Brush object used for drawing of the rectangle body. */
wxBrush m_Fill;
/*! \brief The rectangle size. */
wxRealPoint m_nRectSize;
// protected virtual functions
/*!
* \brief Draw the shape in the normal way. The function can be overrided if neccessary.
* \param dc Reference to device context where the shape will be drawn to
*/
virtual void DrawNormal(wxDC& dc);
/*!
* \brief Draw the shape in the hower mode (the mouse cursor is above the shape).
* The function can be overrided if neccessary.
* \param dc Reference to device context where the shape will be drawn to
*/
virtual void DrawHover(wxDC& dc);
/*!
* \brief Draw the shape in the highlighted mode (another shape is dragged over this
* shape and this shape will accept the dragged one if it will be dropped on it).
* The function can be overrided if neccessary.
* \param dc Reference to device context where the shape will be drawn to
*/
virtual void DrawHighlighted(wxDC& dc);
/*!
* \brief Draw shadow under the shape. The function can be overrided if neccessary.
* \param dc Reference to device context where the shadow will be drawn to
*/
virtual void DrawShadow(wxDC& dc);
/*!
* \brief Event handler called during dragging of the right shape handle.
* The function can be overrided if neccessary.
* \param handle Reference to dragged shape handle
*/
virtual void OnRightHandle(wxSFShapeHandle& handle);
/*!
* \brief Event handler called during dragging of the left shape handle.
* The function can be overrided if neccessary.
* \param handle Reference to dragged shape handle
*/
virtual void OnLeftHandle(wxSFShapeHandle& handle);
/*!
* \brief Event handler called during dragging of the top shape handle.
* The function can be overrided if neccessary.
* \param handle Reference to dragged shape handle
*/
virtual void OnTopHandle(wxSFShapeHandle& handle);
/*!
* \brief Event handler called during dragging of the bottom shape handle.
* The function can be overrided if neccessary.
* \param handle Reference to dragged shape handle
*/
virtual void OnBottomHandle(wxSFShapeHandle& handle);
private:
// private functions
/*! \brief Initialize serializable properties. */
void MarkSerializableDataMembers();
/*! \brief Auxiliary data member. */
wxRealPoint m_nPrevSize;
/*! \brief Auxiliary data member. */
wxRealPoint m_nPrevPosition;
};
#endif //_WXSFRECTSHAPE_H
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