/****************************** * drawpanel.h: * define class WinEDA_DrawPanel *************************************/ #ifndef PANEL_WXSTRUCT_H #define PANEL_WXSTRUCT_H #include "colors.h" #include "base_struct.h" class WinEDA_DrawFrame; class BASE_SCREEN; class PCB_SCREEN; class WinEDA_DrawPanel : public wxScrolledWindow { private: WinEDA_DrawFrame* m_Parent; public: EDA_Rect m_ClipBox; // the clipbox used in screen // redraw (usually gives the // visible area in internal units) wxPoint m_CursorStartPos; // useful in testing the cursor // movement int m_scrollIncrementX; // X axis scroll increment in pixels per unit. int m_scrollIncrementY; // Y axis scroll increment in pixels per unit. bool m_AbortRequest; // Flag to abort long commands bool m_AbortEnable; // TRUE if abort button or menu to // be displayed bool m_AutoPAN_Enable; // TRUE to allow auto pan bool m_AutoPAN_Request; // TRUE to request an auto pan // (will be made only if // m_AutoPAN_Enable = true) int m_IgnoreMouseEvents; // when non-zero (true), then // ignore mouse events bool m_Block_Enable; // TRUE to accept Block Commands // useful to avoid false start block in certain cases // (like switch from a sheet to an other sheet int m_CanStartBlock; // >= 0 (or >= n) if a block can // start bool m_PrintIsMirrored; // True when drawing in mirror // mode. Used in draw arc function, // because arcs are oriented, and // in mirror mode, orientations are // reversed int m_PanelDefaultCursor; // Current mouse cursor default // shape id for this window int m_PanelCursor; // Current mouse cursor shape id // for this window int m_CursorLevel; // Index for cursor redraw in XOR // mode /* Cursor management (used in editing functions) */ /* Mouse capture move callback function prototype. */ void (*ManageCurseur)( WinEDA_DrawPanel* panel, wxDC* DC, bool erase ); /* Abort managed cursor callback function prototype. */ void (*ForceCloseManageCurseur)( WinEDA_DrawPanel* panel, wxDC* DC ); public: WinEDA_DrawPanel( WinEDA_DrawFrame* parent, int id, const wxPoint& pos, const wxSize& size ); ~WinEDA_DrawPanel(); BASE_SCREEN* GetScreen(); WinEDA_DrawFrame* GetParent() { return m_Parent; } void OnPaint( wxPaintEvent& event ); void OnSize( wxSizeEvent& event ); /** Function DrawBackGround * @param DC = current Device Context * Draws (if allowed) : * the grid * X and Y axis * X and Y auxiliary axis */ void DrawBackGround( wxDC* DC ); /** Function DrawGrid * @param DC = current Device Context * draws the grid * - the grid is drawn only if the zoom level allows a good visibility * - the grid is always centered on the screen center */ void DrawGrid( wxDC* DC ); /** function DrawAuxiliaryAxis * Draw the Auxiliary Axis, used in pcbnew which as origin coordinates * for gerber and excellon files * @param DC = current Device Context */ void DrawAuxiliaryAxis( wxDC* DC, int drawmode ); void DrawGridAxis( wxDC* DC, int drawmode ); void OnEraseBackground( wxEraseEvent& event ); void OnActivate( wxActivateEvent& event ); /** * Prepare the device context for drawing. * * This overrides wxScrolledWindow::DoPrepareDC() for drawing depending * on the render mode selected a build time. If the old kicad coordinate * scaling code is used then this code doesn't do any thing other than * update the boundary box. If wxDC coordinate manipulation is used, then * the scale factor and drawing logical offset is set. Then the base * method is called to set the DC device origin and user scale. This * connects everything together to acheive the appropiate coordinate * manipulation using wxDC LogicalToDeviceXXX and DeviceToLogixalXXX * methods. This gets called automatically for a paint event. If you do * any drawing outside the paint event, you must call DoPrepareDC manually. * * @param dc - The device context to prepare. */ virtual void DoPrepareDC(wxDC& dc); /* Mouse and keys events */ void OnMouseWheel( wxMouseEvent& event ); void OnMouseEvent( wxMouseEvent& event ); void OnMouseLeaving( wxMouseEvent& event ); void OnKeyEvent( wxKeyEvent& event ); void OnPan( wxCommandEvent& event ); void EraseScreen( wxDC* DC ); void OnScrollWin( wxCommandEvent& event ); void OnScroll( wxScrollWinEvent& event ); void SetZoom( int mode ); int GetZoom(); void SetGrid( const wxRealPoint& size ); wxRealPoint GetGrid(); bool OnRightClick( wxMouseEvent& event ); void Process_Special_Functions( wxCommandEvent& event ); bool IsPointOnDisplay( wxPoint ref_pos ); void SetBoundaryBox( wxDC* dc ); void ReDraw( wxDC* DC, bool erasebg = TRUE ); /** Function CursorRealPosition * @return the position in user units of location ScreenPos * @param ScreenPos = the screen (in pixel) position to convert */ wxPoint CursorRealPosition( const wxPoint& ScreenPos ); /** Function CursorScreenPosition * @return the curseur current position in pixels in the screen draw area */ wxPoint CursorScreenPosition(); /** * Function PostDirtyRect * appends the given rectangle in pcb units to the DrawPanel's invalid * region list so that very soon (but not immediately), this rectangle * along with any other recently posted rectangles is redrawn. Conversion * to pixels is done in here. * @param aRect The rectangle to append, it must be orthogonal * (vertical and horizontal edges only), and it must be [,) in nature, * i.e. [pos, dim) == [inclusive, exclusive) */ void PostDirtyRect( EDA_Rect aRect ); /** * Function ConvertPcbUnitsToPixelsUnits * converts pos and size of the given EDA_Rect to pos and size in pixels, * relative to the current draw area (origin 0,0 is the left top visible * corner of draw area) according to the current scroll and zoom. * @param aRect = the rectangle to convert */ void ConvertPcbUnitsToPixelsUnits( EDA_Rect* aRect ); /** * Function ConvertPcbUnitsToPixelsUnits * converts a given wxPoint position (in internal units) to units of * pixels, relative to the current draw area (origin 0,0 is the left * top visible * corner of draw area) according to the current scroll and zoom. * @param aPosition = the position to convert */ void ConvertPcbUnitsToPixelsUnits( wxPoint* aPosition ); wxPoint GetScreenCenterRealPosition( void ); void MouseToCursorSchema(); void MouseTo( const wxPoint& Mouse ); /* Cursor functions */ /** * Draw the user cursor. * * The user cursor is not the mouse cursor although they may be at the * same screen position. The mouse cursor is still render by the OS. * This is a drawn cursor that is used to snap to grid when grid snapping * is enabled. This is required because OSX does not allow moving the * cursor programmatically. * * @param aDC - the device context to draw the cursor * @param aColor - the color to draw the cursor */ void DrawCursor( wxDC* aDC, int aColor = WHITE ); // remove the grid cursor from the display void CursorOff( wxDC* DC ); // display the grid cursor void CursorOn( wxDC* DC ); /** * Release managed cursor. * * Check to see if the cursor is being managed for block or editing * commands and release it. */ void UnManageCursor( int id = -1, int cursor = -1, const wxString& title = wxEmptyString ); DECLARE_EVENT_TABLE() }; #endif /* #ifndef PANEL_WXSTRUCT_H */