182 lines
6.3 KiB
C++
182 lines
6.3 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/motif/dcclient.h
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// Purpose: wxClientDCImpl, wxPaintDCImpl and wxWindowDCImpl classes
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// Author: Julian Smart
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// Modified by:
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// Created: 17/09/98
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_DCCLIENT_H_
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#define _WX_DCCLIENT_H_
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#include "wx/motif/dc.h"
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class WXDLLIMPEXP_FWD_CORE wxWindow;
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//-----------------------------------------------------------------------------
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// wxWindowDCImpl
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//-----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxWindowDCImpl : public wxMotifDCImpl
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{
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public:
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wxWindowDCImpl(wxDC *owner);
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wxWindowDCImpl(wxDC *owner, wxWindow *win);
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virtual ~wxWindowDCImpl();
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// TODO this function is Motif-only for now - should it go into base class?
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void Clear(const wxRect& rect);
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// implement base class pure virtuals
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// ----------------------------------
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virtual void Clear();
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virtual void SetFont(const wxFont& font);
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virtual void SetPen(const wxPen& pen);
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virtual void SetBrush(const wxBrush& brush);
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virtual void SetBackground(const wxBrush& brush);
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virtual void SetBackgroundMode(int mode);
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virtual void SetPalette(const wxPalette& palette);
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virtual void SetLogicalFunction( wxRasterOperationMode function );
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virtual void SetTextForeground(const wxColour& colour);
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virtual void SetTextBackground(const wxColour& colour);
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virtual wxCoord GetCharHeight() const;
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virtual wxCoord GetCharWidth() const;
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virtual void DoGetTextExtent(const wxString& string,
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wxCoord *x, wxCoord *y,
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wxCoord *descent = NULL,
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wxCoord *externalLeading = NULL,
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const wxFont *theFont = NULL) const;
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virtual bool CanDrawBitmap() const;
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virtual bool CanGetTextExtent() const;
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virtual int GetDepth() const;
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virtual wxSize GetPPI() const;
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virtual void DestroyClippingRegion();
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// Helper function for setting clipping
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void SetDCClipping(WXRegion region);
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// implementation from now on
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// --------------------------
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WXGC GetGC() const { return m_gc; }
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WXGC GetBackingGC() const { return m_gcBacking; }
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WXDisplay* GetDisplay() const { return m_display; }
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bool GetAutoSetting() const { return (m_autoSetting != 0); } // See comment in dcclient.cpp
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void SetAutoSetting(bool flag) { m_autoSetting = flag; }
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protected:
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// note that this function will call colour.SetPixel,
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// and will do one of curCol = colour, curCol = wxWHITE, curCol = wxBLACK
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// roundToWhite has an effect for monochrome display only
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// if roundToWhite == true then the colour will be set to white unless
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// it is RGB 0x000000;if roundToWhite == true the colour wull be set to
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// black unless it id RGB 0xffffff
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WXPixel CalculatePixel(wxColour& colour, wxColour& curCol,
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bool roundToWhite) const;
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// sets the foreground pixel taking into account the
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// currently selected logical operation
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void SetForegroundPixelWithLogicalFunction(WXPixel pixel);
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virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
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wxFloodFillStyle style = wxFLOOD_SURFACE);
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virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const;
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virtual void DoDrawPoint(wxCoord x, wxCoord y);
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virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
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virtual void DoDrawArc(wxCoord x1, wxCoord y1,
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wxCoord x2, wxCoord y2,
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wxCoord xc, wxCoord yc);
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virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
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double sa, double ea);
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virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
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virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
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wxCoord width, wxCoord height,
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double radius);
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virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
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virtual void DoCrossHair(wxCoord x, wxCoord y);
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virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
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virtual void DoDrawRotatedText(const wxString &text, wxCoord x, wxCoord y, double angle);
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virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
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wxDC *source, wxCoord xsrc, wxCoord ysrc,
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wxRasterOperationMode rop = wxCOPY, bool useMask = false, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
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virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
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wxCoord width, wxCoord height);
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virtual void DoSetDeviceClippingRegion(const wxRegion& region);
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virtual void DoDrawLines(int n, const wxPoint points[],
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wxCoord xoffset, wxCoord yoffset);
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virtual void DoDrawPolygon(int n, const wxPoint points[],
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wxCoord xoffset, wxCoord yoffset,
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wxPolygonFillMode fillStyle = wxODDEVEN_RULE);
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void DoGetSize( int *width, int *height ) const;
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// common part of constructors
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void Init();
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WXGC m_gc;
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WXGC m_gcBacking;
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WXDisplay* m_display;
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wxWindow* m_window;
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// Pixmap for drawing on
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WXPixmap m_pixmap;
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// Last clipping region set on th GC, this is the combination
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// of paint clipping region and all user-defined clipping regions
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WXRegion m_clipRegion;
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// Not sure if we'll need all of these
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WXPixel m_backgroundPixel;
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wxColour m_currentColour;
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int m_currentPenWidth ;
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int m_currentPenJoin ;
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int m_currentPenCap ;
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int m_currentPenDashCount ;
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wxX11Dash* m_currentPenDash ;
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wxBitmap m_currentStipple ;
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int m_currentStyle ;
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int m_currentFill ;
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int m_autoSetting ; // See comment in dcclient.cpp
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DECLARE_DYNAMIC_CLASS(wxWindowDCImpl)
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};
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class WXDLLIMPEXP_CORE wxPaintDCImpl: public wxWindowDCImpl
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{
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public:
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wxPaintDCImpl(wxDC *owner) : wxWindowDCImpl(owner) { }
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wxPaintDCImpl(wxDC *owner, wxWindow* win);
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virtual ~wxPaintDCImpl();
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DECLARE_DYNAMIC_CLASS(wxPaintDCImpl)
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};
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class WXDLLIMPEXP_CORE wxClientDCImpl: public wxWindowDCImpl
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{
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public:
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wxClientDCImpl(wxDC *owner) : wxWindowDCImpl(owner) { }
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wxClientDCImpl(wxDC *owner, wxWindow* win)
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: wxWindowDCImpl(owner, win) { }
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DECLARE_DYNAMIC_CLASS(wxClientDCImpl)
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};
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#endif // _WX_DCCLIENT_H_
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