kicad/include/class_drawpanel.h

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/******************************
* drawpanel.h:
* define class EDA_DRAW_PANEL
*************************************/
#ifndef PANEL_WXSTRUCT_H
#define PANEL_WXSTRUCT_H
#include "colors.h"
#include "base_struct.h"
#include <wx/overlay.h>
class EDA_DRAW_FRAME;
class BASE_SCREEN;
class PCB_SCREEN;
class EDA_DRAW_PANEL : public wxScrolledWindow
{
private:
EDA_DRAW_FRAME* m_Parent;
public:
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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.
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bool m_AbortRequest; // Flag to abort long commands
bool m_AbortEnable; // TRUE if abort button or menu to
// be displayed
bool m_DisableEraseBG; // if true: do not allow background erasure
// (used to reduce flicker in Gerbview )
bool m_AutoPAN_Enable; // TRUE to allow auto pan
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bool m_AutoPAN_Request; // TRUE to request an auto pan
// (will be made only if
// m_AutoPAN_Enable = true)
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int m_IgnoreMouseEvents; // when non-zero (true), then
// ignore mouse events
bool m_Block_Enable; // TRUE to accept Block Commands
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// useful to avoid false start block in certain cases
// (like switch from a sheet to an other sheet
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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
#ifdef USE_WX_OVERLAY
// MAC Uses overlay to workaround the wxINVERT and wxXOR miss
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wxOverlay m_overlay;
#endif
/* Cursor management (used in editing functions) */
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/* Mouse capture move callback function prototype. */
void (*ManageCurseur)( EDA_DRAW_PANEL* panel, wxDC* DC, bool erase );
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/* Abort managed cursor callback function prototype. */
void (*ForceCloseManageCurseur)( EDA_DRAW_PANEL* panel, wxDC* DC );
public:
EDA_DRAW_PANEL( EDA_DRAW_FRAME* parent, int id, const wxPoint& pos, const wxSize& size );
~EDA_DRAW_PANEL();
BASE_SCREEN* GetScreen();
EDA_DRAW_FRAME* GetParent()
{
return m_Parent;
}
void OnPaint( wxPaintEvent& event );
void OnSize( wxSizeEvent& event );
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/**
* 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 );
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/**
* 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 );
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/**
* Function DrawAuxiliaryAxis
* Draw the Auxiliary Axis, used in pcbnew which as origin coordinates
* for gerber and excellon files
* @param aDC = current Device Context
* @param aDrawMode = draw mode (GR_COPY, GR_OR ..)
*/
void DrawAuxiliaryAxis( wxDC* aDC, int aDrawMode );
/**
* Function DrawGridAxis
* Draw on auxiliary axis, used in pcbnew to show grid origin, when
* the grid origin is set by user, and is not (0,0)
* @param aDC = current Device Context
* @param aDrawMode = draw mode (GR_COPY, GR_OR ..)
*/
void DrawGridAxis( wxDC* aDC, int aDrawMode );
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 );
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/**
* Function CursorRealPosition
* @return the position in user units of location ScreenPos
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* @param aPosition = the screen (in pixel) position to convert
*/
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wxPoint CursorRealPosition( const wxPoint& aPosition );
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/**
* 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
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* (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
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* 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 */