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701 lines
26 KiB
701 lines
26 KiB
6 years ago
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/***************************************************************
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* Name: ScaledDC.h
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* Purpose: Defines scaled DC class
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* Author: Michal Bližňák (michal.bliznak@tiscali.cz)
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* Created: 2008-11-7
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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 _WXSFSCALEDDC_H
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#define _WXSFSCALEDDC_H
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#include <wx/graphics.h>
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#include <wx/dc.h>
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#include <math.h>
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#include <wx/dcclient.h>
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#include <wx/wxsf/Defs.h>
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#if wxVERSION_NUMBER < 2900
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/*! \brief Class acts as a wrapper for given DC class and provides modified
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* drawing functions cooperating with the shape canvas able to draw scaled graphics.
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* All drawing operations performed by the shapes should be done via this class otherwise
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* the global scalling capabilities provided by the shape canvas wont be available.
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* \sa wxSFShapeCanvas
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*/
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class WXDLLIMPEXP_SF wxSFScaledDC : public wxDC {
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public:
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wxSFScaledDC( wxWindowDC* target, double scale );
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virtual ~wxSFScaledDC();
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// public member data accessors
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/*!
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* \brief Set the global graphics scale.
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* \param scale Scale
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*/
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void SetScale(double scale){m_nScale = scale;}
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/**
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* \brief Prepare wxGraphicsContext similiarly to PrepareDC() function.
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*/
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void PrepareGC();
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/**
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* \brief Enable/Disable usage of wxGraphicsContext.
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* \param enab Set to TRUE if the wxGraphicsContext should be used for drawing
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*/
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static void EnableGC(bool enab){m_fEnableGC = enab;}
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public:
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virtual void CalcBoundingBox(wxCoord x, wxCoord y);
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virtual bool CanDrawBitmap() const;
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virtual bool CanGetTextExtent() const;
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virtual void Clear();
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virtual void ComputeScaleAndOrigin();
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virtual void DrawObject(wxDrawObject* drawobject);
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virtual void EndDoc();
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virtual void EndPage();
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virtual const wxBrush& GetBackground() const;
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virtual int GetBackgroundMode() const;
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virtual const wxBrush& GetBrush() const;
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virtual wxCoord GetCharHeight() const;
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virtual wxCoord GetCharWidth() const;
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virtual int GetDepth() const;
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virtual const wxFont& GetFont() const;
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#ifdef __WXGTK__
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virtual GdkWindow* GetGDKWindow() const;
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#endif
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virtual wxLayoutDirection GetLayoutDirection() const;
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virtual int GetLogicalFunction() const;
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virtual void GetLogicalScale(double *x, double *y);
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virtual int GetMapMode() const;
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virtual void GetMultiLineTextExtent(const wxString& string, wxCoord *width, wxCoord *height, wxCoord *heightLine = NULL, wxFont *font = NULL) const;
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virtual wxSize GetPPI() const;
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virtual const wxPen& GetPen() const;
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virtual wxBitmap GetSelectedBitmap() const;
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virtual const wxColour& GetTextBackground() const;
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virtual const wxColour& GetTextForeground() const;
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virtual void GetUserScale(double *x, double *y) const;
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virtual bool IsOk() const;
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virtual bool Ok() const;
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virtual void SetAxisOrientation(bool xLeftRight, bool yBottomUp);
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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 SetBrush(const wxBrush& brush);
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virtual void SetDeviceOrigin(wxCoord x, wxCoord y);
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virtual void SetFont(const wxFont& font);
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virtual void SetLayoutDirection(wxLayoutDirection dir);
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virtual void SetLogicalFunction(int function);
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virtual void SetLogicalOrigin( wxCoord x, wxCoord y );
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virtual void SetLogicalScale(double x, double y);
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virtual void SetMapMode( int mode );
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virtual void SetPalette(const wxPalette& palette);
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virtual void SetPen(const wxPen& pen);
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virtual void SetTextBackground(const wxColour& colour);
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virtual void SetTextForeground(const wxColour& colour);
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virtual void SetUserScale( double x, double y );
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virtual bool StartDoc( const wxString& message );
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virtual void StartPage();
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protected:
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// protected data members
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/*! \brief Global graphics scale. */
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double m_nScale;
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/*! \brief wxGraphicsContext usage flag. */
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static bool m_fEnableGC;
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/*! \brief Pointer to wrapped device context. */
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wxWindowDC *m_pTargetDC;
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#if wxUSE_GRAPHICS_CONTEXT
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/*! \brief Pointer to wxGraphicsContext instance. */
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wxGraphicsContext *m_pGC;
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#endif
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// protected function
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/**
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* \brief Scale given value.
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* \param val Value to scale
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* \return Scaled value
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*/
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wxCoord Scale(wxCoord val){return (wxCoord)ceil((double)val*m_nScale);}
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/**
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* \brief Initialize wxGraphicsContext.
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*/
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void InitGC();
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/**
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* \brief Uninitialize wxGraphicsContext.
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*/
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void UninitGC();
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virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false, wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
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virtual void DoCrossHair(wxCoord x, wxCoord y);
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virtual void DoDrawArc(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCoord xc, wxCoord yc);
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virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask = false);
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virtual void DoDrawCheckMark(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
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virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
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virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h, double sa, double ea);
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virtual void DoDrawIcon(const wxIcon& icon, 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 DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset);
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virtual void DoDrawPoint(wxCoord x, wxCoord y);
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virtual void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset, wxCoord yoffset, int fillStyle);
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virtual void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int fillStyle = wxODDEVEN_RULE);
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virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
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virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
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virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius);
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virtual void DoDrawSpline(wxList *points);
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virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
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virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col, int style = wxFLOOD_SURFACE);
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virtual wxBitmap DoGetAsBitmap(const wxRect *subrect) const;
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virtual void DoGetClippingBox(wxCoord *x, wxCoord *y, wxCoord *w, wxCoord *h) const;
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virtual void DoGetClippingRegion(wxCoord *x, wxCoord *y, wxCoord *w, wxCoord *h);
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virtual void DoGetDeviceOrigin(wxCoord *x, wxCoord *y) const;
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virtual void DoGetLogicalOrigin(wxCoord *x, wxCoord *y) const;
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virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;
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virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const;
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virtual void DoGetSize(int *width, int *height) const;
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virtual void DoGetSizeMM(int* width, int* height) const;
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virtual void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y, wxCoord *descent = NULL, wxCoord *externalLeading = NULL, wxFont *theFont = NULL) const;
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virtual void DoGradientFillConcentric(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, const wxPoint& circleCenter);
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virtual void DoGradientFillLinear(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, wxDirection nDirection = wxEAST);
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virtual void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
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virtual void DoSetClippingRegionAsRegion(const wxRegion& region);
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};
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#else // ! wxVERSION_NUMBER < 2900
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#include <wx/dcclient.h>
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class WXDLLIMPEXP_SF wxSFScaledDC;
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class wxSFDCImplWrapper : public wxDCImpl
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{
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public:
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friend class wxSFScaledDC;
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wxSFDCImplWrapper( wxDCImpl *orig, double scale ) : wxDCImpl( orig->GetOwner() )
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{
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m_pOrig = orig;
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m_nScale = scale;
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}
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virtual ~wxSFDCImplWrapper()
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{
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}
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wxDC *GetOwner() const { return m_pOrig->GetOwner(); }
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wxWindow* GetWindow() const { return m_pOrig->GetWindow(); }
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virtual bool IsOk() const { return m_pOrig->IsOk(); }
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// query capabilities
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virtual bool CanDrawBitmap() const { return m_pOrig->CanDrawBitmap(); }
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virtual bool CanGetTextExtent() const { return m_pOrig->CanGetTextExtent(); }
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// get Cairo context
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virtual void* GetCairoContext() const
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{
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return m_pOrig->GetCairoContext();
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}
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// query dimension, colour deps, resolution
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virtual void DoGetSize(int *width, int *height) const { m_pOrig->DoGetSize( width, height); }
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void GetSize(int *width, int *height) const
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{
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DoGetSize(width, height);
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return ;
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}
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wxSize GetSize() const
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{
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int w, h;
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DoGetSize(&w, &h);
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return wxSize(w, h);
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}
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virtual void DoGetSizeMM(int* width, int* height) const { m_pOrig->DoGetSizeMM( width, height); }
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virtual int GetDepth() const { return m_pOrig->GetDepth(); }
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virtual wxSize GetPPI() const { return m_pOrig->GetPPI(); }
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// Right-To-Left (RTL) modes
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virtual void SetLayoutDirection(wxLayoutDirection dir) { m_pOrig->SetLayoutDirection( dir ); }
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virtual wxLayoutDirection GetLayoutDirection() const { return m_pOrig->GetLayoutDirection(); }
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// page and document
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virtual bool StartDoc(const wxString& message) { return m_pOrig->StartDoc( message ); }
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virtual void EndDoc() { return m_pOrig->EndDoc(); }
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virtual void StartPage() { m_pOrig->StartPage(); }
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virtual void EndPage() { m_pOrig->EndPage(); }
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// flushing the content of this dc immediately eg onto screen
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virtual void Flush() { m_pOrig->Flush(); }
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// bounding box
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virtual void CalcBoundingBox(wxCoord x, wxCoord y) { m_pOrig->CalcBoundingBox( x, y); }
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wxCoord MinX() const { return m_pOrig->MinX(); }
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wxCoord MaxX() const { return m_pOrig->MaxX(); }
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wxCoord MinY() const { return m_pOrig->MinY(); }
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wxCoord MaxY() const { return m_pOrig->MaxY(); }
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// setters and getters
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virtual void SetFont(const wxFont& font) { m_pOrig->SetFont( font ); }
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virtual const wxFont& GetFont() const { return m_pOrig->GetFont(); }
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virtual void SetPen(const wxPen& pen) { m_pOrig->SetPen( pen ); }
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virtual const wxPen& GetPen() const { return m_pOrig->GetPen(); }
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virtual void SetBrush(const wxBrush& brush) { m_pOrig->SetBrush( brush ); }
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virtual const wxBrush& GetBrush() const { return m_pOrig->GetBrush(); }
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virtual void SetBackground(const wxBrush& brush) { m_pOrig->SetBackground( brush ); }
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virtual const wxBrush& GetBackground() const { return m_pOrig->GetBackground(); }
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virtual void SetBackgroundMode(int mode) { m_pOrig->SetBackgroundMode( mode ); }
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virtual int GetBackgroundMode() const { return m_pOrig->GetBackgroundMode(); }
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virtual void SetTextForeground(const wxColour& colour) { m_pOrig->SetTextForeground( colour ); }
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virtual const wxColour& GetTextForeground() const { return m_pOrig->GetTextForeground(); }
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virtual void SetTextBackground(const wxColour& colour) { m_pOrig->SetTextBackground( colour ); }
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virtual const wxColour& GetTextBackground() const { return m_pOrig->GetTextBackground(); }
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#if wxUSE_PALETTE
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virtual void SetPalette(const wxPalette& palette) { m_pOrig->SetPalette( palette ); }
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#endif // wxUSE_PALETTE
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// inherit the DC attributes (font and colours) from the given window
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//
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// this is called automatically when a window, client or paint DC is
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// created
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virtual void InheritAttributes(wxWindow *win) { m_pOrig->InheritAttributes( win ); }
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// logical functions
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virtual void SetLogicalFunction(wxRasterOperationMode function) { m_pOrig->SetLogicalFunction( function ); }
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virtual wxRasterOperationMode GetLogicalFunction() const { return m_pOrig->GetLogicalFunction(); }
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// text measurement
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virtual wxCoord GetCharHeight() const { return m_pOrig->GetCharHeight(); }
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virtual wxCoord GetCharWidth() const { return m_pOrig->GetCharWidth(); }
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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 { m_pOrig->DoGetTextExtent( string, x, y, descent, externalLeading, theFont ); }
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virtual void GetMultiLineTextExtent(const wxString& string,
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wxCoord *width,
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wxCoord *height,
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wxCoord *heightLine = NULL,
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const wxFont *font = NULL) const { m_pOrig->GetMultiLineTextExtent( string, width, height, heightLine, font ); }
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virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const { return m_pOrig->DoGetPartialTextExtents( text, widths); }
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// clearing
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virtual void Clear() { m_pOrig->Clear(); }
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// clipping
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virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
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wxCoord width, wxCoord height) { m_pOrig->DoSetClippingRegion( x, y, width, height ); }
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// NB: this function works with device coordinates, not the logical ones!
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virtual void DoSetDeviceClippingRegion(const wxRegion& region) { m_pOrig->DoSetDeviceClippingRegion( region ); }
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virtual void DoGetClippingBox(wxCoord *x, wxCoord *y,
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wxCoord *w, wxCoord *h) const { m_pOrig->DoGetClippingBox( x, y, w, h ); }
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virtual void DestroyClippingRegion() { m_pOrig->DestroyClippingRegion(); }
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// coordinates conversions and transforms
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virtual wxCoord DeviceToLogicalX(wxCoord x) const { return m_pOrig->DeviceToLogicalX(x); }
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virtual wxCoord DeviceToLogicalY(wxCoord y) const { return m_pOrig->DeviceToLogicalY(y); }
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virtual wxCoord DeviceToLogicalXRel(wxCoord x) const { return m_pOrig->DeviceToLogicalXRel(x); }
|
||
|
|
virtual wxCoord DeviceToLogicalYRel(wxCoord y) const { return m_pOrig->DeviceToLogicalYRel(y); }
|
||
|
|
virtual wxCoord LogicalToDeviceX(wxCoord x) const { return m_pOrig->LogicalToDeviceX(x); }
|
||
|
|
virtual wxCoord LogicalToDeviceY(wxCoord y) const { return m_pOrig->LogicalToDeviceY(y); }
|
||
|
|
virtual wxCoord LogicalToDeviceXRel(wxCoord x) const { return m_pOrig->LogicalToDeviceXRel(x); }
|
||
|
|
virtual wxCoord LogicalToDeviceYRel(wxCoord y) const { return m_pOrig->LogicalToDeviceYRel(y); }
|
||
|
|
|
||
|
|
virtual void SetMapMode(wxMappingMode mode) { m_pOrig->SetMapMode(mode); }
|
||
|
|
virtual wxMappingMode GetMapMode() const { return m_pOrig->GetMapMode(); }
|
||
|
|
|
||
|
|
virtual void SetUserScale(double x, double y) { m_pOrig->SetUserScale( x, y ); }
|
||
|
|
virtual void GetUserScale(double *x, double *y) const { m_pOrig->GetUserScale( x, y ); }
|
||
|
|
|
||
|
|
virtual void SetLogicalScale(double x, double y) { m_pOrig->SetLogicalScale( x, y ); }
|
||
|
|
virtual void GetLogicalScale(double *x, double *y) { m_pOrig->GetLogicalScale( x, y ); }
|
||
|
|
|
||
|
|
virtual void SetLogicalOrigin(wxCoord x, wxCoord y) { m_pOrig->SetLogicalOrigin( x, y ); }
|
||
|
|
virtual void DoGetLogicalOrigin(wxCoord *x, wxCoord *y) const { m_pOrig->DoGetLogicalOrigin( x, y); }
|
||
|
|
|
||
|
|
virtual void SetDeviceOrigin(wxCoord x, wxCoord y) { m_pOrig->SetDeviceOrigin( x, y ); }
|
||
|
|
virtual void DoGetDeviceOrigin(wxCoord *x, wxCoord *y) const { m_pOrig->DoGetDeviceOrigin( x, y ); }
|
||
|
|
|
||
|
|
virtual void SetDeviceLocalOrigin( wxCoord x, wxCoord y ) { m_pOrig->SetDeviceLocalOrigin( x, y ); }
|
||
|
|
|
||
|
|
virtual void ComputeScaleAndOrigin() { m_pOrig->ComputeScaleAndOrigin(); }
|
||
|
|
|
||
|
|
// this needs to overidden if the axis is inverted
|
||
|
|
virtual void SetAxisOrientation(bool xLeftRight, bool yBottomUp) { m_pOrig->SetAxisOrientation( xLeftRight, yBottomUp); }
|
||
|
|
|
||
|
|
// ---------------------------------------------------------
|
||
|
|
// the actual drawing API
|
||
|
|
|
||
|
|
virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
|
||
|
|
wxFloodFillStyle style = wxFLOOD_SURFACE)
|
||
|
|
{
|
||
|
|
return m_pOrig->DoFloodFill( ScaleCoord(x), ScaleCoord(y), col, style );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoGradientFillLinear(const wxRect& rect,
|
||
|
|
const wxColour& initialColour,
|
||
|
|
const wxColour& destColour,
|
||
|
|
wxDirection nDirection = wxEAST)
|
||
|
|
{
|
||
|
|
m_pOrig->DoGradientFillLinear( wxRect( ScaleInt(rect.x), ScaleInt(rect.y), ScaleInt(rect.width), ScaleInt(rect.height)),
|
||
|
|
initialColour, destColour, nDirection );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoGradientFillConcentric(const wxRect& rect,
|
||
|
|
const wxColour& initialColour,
|
||
|
|
const wxColour& destColour,
|
||
|
|
const wxPoint& circleCenter)
|
||
|
|
{
|
||
|
|
m_pOrig->DoGradientFillConcentric( wxRect( ScaleInt(rect.x), ScaleInt(rect.y), ScaleInt(rect.width), ScaleInt(rect.height)),
|
||
|
|
initialColour, destColour,
|
||
|
|
wxPoint( ScaleInt(circleCenter.x), ScaleInt(circleCenter.y)) );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const
|
||
|
|
{
|
||
|
|
return m_pOrig->DoGetPixel( (wxCoord)ceil((double)x*m_nScale), (wxCoord)ceil((double)y*m_nScale), col );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoDrawPoint(wxCoord x, wxCoord y)
|
||
|
|
{
|
||
|
|
m_pOrig->DoDrawPoint( ScaleCoord(x), ScaleCoord(y) );
|
||
|
|
}
|
||
|
|
virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2)
|
||
|
|
{
|
||
|
|
m_pOrig->DoDrawLine( ScaleCoord(x1), ScaleCoord(y1), ScaleCoord(x2), ScaleCoord(y2) );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoDrawArc(wxCoord x1, wxCoord y1,
|
||
|
|
wxCoord x2, wxCoord y2,
|
||
|
|
wxCoord xc, wxCoord yc)
|
||
|
|
{
|
||
|
|
m_pOrig->DoDrawArc( ScaleCoord(x1), ScaleCoord(y1),
|
||
|
|
ScaleCoord(x2), ScaleCoord(y2),
|
||
|
|
ScaleCoord(xc), ScaleCoord(yc) );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoDrawCheckMark(wxCoord x, wxCoord y,
|
||
|
|
wxCoord width, wxCoord height)
|
||
|
|
{
|
||
|
|
m_pOrig->DoDrawCheckMark( ScaleCoord(x), ScaleCoord(y), ScaleCoord(width), ScaleCoord(height) );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
|
||
|
|
double sa, double ea)
|
||
|
|
{
|
||
|
|
m_pOrig->DoDrawEllipticArc( ScaleCoord(x), ScaleCoord(y), ScaleCoord(w), ScaleCoord(h), sa, ea );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
|
||
|
|
{
|
||
|
|
m_pOrig->DoDrawRectangle( ScaleCoord(x), ScaleCoord(y), ScaleCoord(width), ScaleCoord(height) );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
|
||
|
|
wxCoord width, wxCoord height,
|
||
|
|
double radius)
|
||
|
|
{
|
||
|
|
m_pOrig->DoDrawRoundedRectangle( ScaleCoord(x), ScaleCoord(y), ScaleCoord(width), ScaleCoord(height), radius*m_nScale );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoDrawEllipse(wxCoord x, wxCoord y,
|
||
|
|
wxCoord width, wxCoord height)
|
||
|
|
{
|
||
|
|
m_pOrig->DoDrawEllipse( ScaleCoord(x), ScaleCoord(y), ScaleCoord(width), ScaleCoord(height) );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoCrossHair(wxCoord x, wxCoord y)
|
||
|
|
{
|
||
|
|
m_pOrig->DoCrossHair( ScaleCoord(x), ScaleCoord(y) );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y)
|
||
|
|
{
|
||
|
|
m_pOrig->DoDrawIcon( icon, ScaleCoord(x), ScaleCoord(y) );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y,
|
||
|
|
bool useMask = false)
|
||
|
|
{
|
||
|
|
m_pOrig->DoDrawBitmap( bmp, ScaleCoord(x), ScaleCoord(y), useMask );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y)
|
||
|
|
{
|
||
|
|
wxFont font = GetFont();
|
||
|
|
wxFont prevfont = font;
|
||
|
|
|
||
|
|
if(font != wxNullFont)
|
||
|
|
{
|
||
|
|
font.SetPointSize(int(font.GetPointSize()*m_nScale));
|
||
|
|
SetFont(font);
|
||
|
|
}
|
||
|
|
|
||
|
|
m_pOrig->DoDrawText( text, ScaleCoord(x), ScaleCoord(y) );
|
||
|
|
|
||
|
|
SetFont(prevfont);
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoDrawRotatedText(const wxString& text,
|
||
|
|
wxCoord x, wxCoord y, double angle)
|
||
|
|
{
|
||
|
|
wxFont font = GetFont();
|
||
|
|
wxFont prevfont = font;
|
||
|
|
|
||
|
|
if(font != wxNullFont)
|
||
|
|
{
|
||
|
|
font.SetPointSize(int(font.GetPointSize()*m_nScale));
|
||
|
|
SetFont(font);
|
||
|
|
}
|
||
|
|
|
||
|
|
m_pOrig->DoDrawRotatedText( text, ScaleCoord(x), ScaleCoord(y), angle );
|
||
|
|
|
||
|
|
SetFont(prevfont);
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual bool DoBlit(wxCoord xdest, wxCoord ydest,
|
||
|
|
wxCoord width, wxCoord height,
|
||
|
|
wxDC *source,
|
||
|
|
wxCoord xsrc, wxCoord ysrc,
|
||
|
|
wxRasterOperationMode rop = wxCOPY,
|
||
|
|
bool useMask = false,
|
||
|
|
wxCoord xsrcMask = wxDefaultCoord,
|
||
|
|
wxCoord ysrcMask = wxDefaultCoord)
|
||
|
|
{
|
||
|
|
return m_pOrig->DoBlit( ScaleCoord(xdest), ScaleCoord(ydest),
|
||
|
|
width, height, source, xsrc, ysrc, rop, useMask, xsrcMask, ysrcMask );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual bool DoStretchBlit(wxCoord xdest, wxCoord ydest,
|
||
|
|
wxCoord dstWidth, wxCoord dstHeight,
|
||
|
|
wxDC *source,
|
||
|
|
wxCoord xsrc, wxCoord ysrc,
|
||
|
|
wxCoord srcWidth, wxCoord srcHeight,
|
||
|
|
wxRasterOperationMode rop = wxCOPY,
|
||
|
|
bool useMask = false,
|
||
|
|
wxCoord xsrcMask = wxDefaultCoord,
|
||
|
|
wxCoord ysrcMask = wxDefaultCoord)
|
||
|
|
{
|
||
|
|
return m_pOrig->DoStretchBlit( ScaleCoord(xdest), ScaleCoord(ydest), ScaleCoord(dstWidth), ScaleCoord(dstHeight),
|
||
|
|
source, xsrc, ysrc, srcWidth, srcHeight, rop, useMask, xsrcMask, ysrcMask );
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual wxBitmap DoGetAsBitmap(const wxRect *subrect) const
|
||
|
|
{
|
||
|
|
return m_pOrig->DoGetAsBitmap( subrect );
|
||
|
|
}
|
||
|
|
|
||
|
|
#if wxVERSION_NUMBER < 2905
|
||
|
|
virtual void DoDrawLines(int n, wxPoint points[],
|
||
|
|
#else
|
||
|
|
virtual void DoDrawLines(int n, const wxPoint points[],
|
||
|
|
#endif
|
||
|
|
wxCoord xoffset, wxCoord yoffset )
|
||
|
|
{
|
||
|
|
wxPoint *updPoints = new wxPoint[n];
|
||
|
|
|
||
|
|
for(int i = 0; i < n; i++)
|
||
|
|
{
|
||
|
|
(updPoints + i)->x = ScaleInt((points + i)->x);
|
||
|
|
(updPoints + i)->y = ScaleInt((points + i)->y);
|
||
|
|
}
|
||
|
|
|
||
|
|
m_pOrig->DoDrawLines( n, updPoints, ScaleCoord(xoffset), ScaleCoord(yoffset) );
|
||
|
|
|
||
|
|
delete [] updPoints;
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DrawLines(const wxPointList *list,
|
||
|
|
wxCoord xoffset, wxCoord yoffset )
|
||
|
|
{
|
||
|
|
int i = 0;
|
||
|
|
wxPoint *pts = new wxPoint[list->GetCount()];
|
||
|
|
|
||
|
|
wxPointList::compatibility_iterator node = list->GetFirst();
|
||
|
|
while( node )
|
||
|
|
{
|
||
|
|
*(pts + i) = *node->GetData();
|
||
|
|
i++;
|
||
|
|
node = node->GetNext();
|
||
|
|
}
|
||
|
|
|
||
|
|
wxSFDCImplWrapper::DoDrawLines( i, pts, xoffset, yoffset );
|
||
|
|
|
||
|
|
delete [] pts;
|
||
|
|
}
|
||
|
|
|
||
|
|
#if wxVERSION_NUMBER < 2905
|
||
|
|
virtual void DoDrawPolygon(int n, wxPoint points[],
|
||
|
|
#else
|
||
|
|
virtual void DoDrawPolygon(int n, const wxPoint points[],
|
||
|
|
#endif
|
||
|
|
wxCoord xoffset, wxCoord yoffset,
|
||
|
|
wxPolygonFillMode fillStyle = wxODDEVEN_RULE)
|
||
|
|
{
|
||
|
|
wxPoint *updPoints = new wxPoint[n];
|
||
|
|
|
||
|
|
for(int i = 0; i < n; i++)
|
||
|
|
{
|
||
|
|
(updPoints + i)->x = ScaleInt((points + i)->x);
|
||
|
|
(updPoints + i)->y = ScaleInt((points + i)->y);
|
||
|
|
}
|
||
|
|
|
||
|
|
m_pOrig->DoDrawPolygon(n, updPoints, ScaleCoord(xoffset), ScaleCoord(yoffset), fillStyle);
|
||
|
|
|
||
|
|
delete [] updPoints;
|
||
|
|
}
|
||
|
|
|
||
|
|
virtual void DoDrawPolyPolygon(int n, int count[], wxPoint points[],
|
||
|
|
wxCoord xoffset, wxCoord yoffset,
|
||
|
|
wxPolygonFillMode fillStyle)
|
||
|
|
{
|
||
|
|
int nTotalPoints = 0;
|
||
|
|
|
||
|
|
for(int i = 0; i < n; i++)nTotalPoints += count[i];
|
||
|
|
|
||
|
|
wxPoint *updPoints = new wxPoint[nTotalPoints];
|
||
|
|
|
||
|
|
for(int i = 0; i < nTotalPoints; i++)
|
||
|
|
{
|
||
|
|
(updPoints + i)->x = ScaleInt((points + i)->x);
|
||
|
|
(updPoints + i)->y = ScaleInt((points + i)->y);
|
||
|
|
}
|
||
|
|
|
||
|
|
m_pOrig->DoDrawPolyPolygon(n, count, updPoints, ScaleCoord(xoffset), ScaleCoord(yoffset), fillStyle);
|
||
|
|
|
||
|
|
delete [] updPoints;
|
||
|
|
}
|
||
|
|
|
||
|
|
void DrawPolygon(const wxPointList *list,
|
||
|
|
wxCoord xoffset, wxCoord yoffset,
|
||
|
|
wxPolygonFillMode fillStyle )
|
||
|
|
{
|
||
|
|
int i = 0;
|
||
|
|
wxPoint *pts = new wxPoint[list->GetCount()];
|
||
|
|
|
||
|
|
wxPointList::compatibility_iterator node = list->GetFirst();
|
||
|
|
while( node )
|
||
|
|
{
|
||
|
|
*(pts + i) = *node->GetData();
|
||
|
|
i++;
|
||
|
|
node = node->GetNext();
|
||
|
|
}
|
||
|
|
|
||
|
|
wxSFDCImplWrapper::DoDrawPolygon( i, pts, xoffset, yoffset, fillStyle );
|
||
|
|
|
||
|
|
delete [] pts;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
#if wxUSE_SPLINES
|
||
|
|
void DrawSpline(wxCoord x1, wxCoord y1,
|
||
|
|
wxCoord x2, wxCoord y2,
|
||
|
|
wxCoord x3, wxCoord y3);
|
||
|
|
void DrawSpline(int n, wxPoint points[]);
|
||
|
|
void DrawSpline(const wxPointList *points) { DoDrawSpline(points); }
|
||
|
|
|
||
|
|
virtual void DoDrawSpline(const wxPointList *points)
|
||
|
|
{
|
||
|
|
wxPoint *pPt;
|
||
|
|
wxPointList updPoints;
|
||
|
|
|
||
|
|
wxPointList::compatibility_iterator node = points->GetFirst();
|
||
|
|
while( node )
|
||
|
|
{
|
||
|
|
pPt = node->GetData();
|
||
|
|
updPoints.Append( new wxPoint( ScaleInt(pPt->x), ScaleInt(pPt->y)) );
|
||
|
|
node = node->GetNext();
|
||
|
|
}
|
||
|
|
|
||
|
|
m_pOrig->DoDrawSpline( &updPoints );
|
||
|
|
|
||
|
|
updPoints.DeleteContents( true );
|
||
|
|
updPoints.Clear();
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// ---------------------------------------------------------
|
||
|
|
// wxMemoryDC Impl API
|
||
|
|
|
||
|
|
virtual void DoSelect(const wxBitmap& bmp) { m_pOrig->DoSelect( bmp ); }
|
||
|
|
|
||
|
|
virtual const wxBitmap& GetSelectedBitmap() const { return m_pOrig->GetSelectedBitmap(); }
|
||
|
|
virtual wxBitmap& GetSelectedBitmap() { return m_pOrig->GetSelectedBitmap(); }
|
||
|
|
|
||
|
|
// ---------------------------------------------------------
|
||
|
|
// wxPrinterDC Impl API
|
||
|
|
|
||
|
|
virtual wxRect GetPaperRect() const { return m_pOrig->GetPaperRect(); }
|
||
|
|
|
||
|
|
virtual int GetResolution() const { return m_pOrig->GetResolution(); }
|
||
|
|
|
||
|
|
protected:
|
||
|
|
/*! \brief Pointer to original DC implementation. */
|
||
|
|
wxDCImpl *m_pOrig;
|
||
|
|
/*! \brief Global graphics scale. */
|
||
|
|
double m_nScale;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief Scale given value.
|
||
|
|
* \param val Value to scale
|
||
|
|
* \return Scaled value
|
||
|
|
*/
|
||
|
|
wxCoord ScaleCoord(wxCoord val){return (wxCoord)ceil((double)val*m_nScale);}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief Scale given value.
|
||
|
|
* \param val Value to scale
|
||
|
|
* \return Scaled value
|
||
|
|
*/
|
||
|
|
wxCoord ScaleInt(int val){return (int)ceil((double)val*m_nScale);}
|
||
|
|
};
|
||
|
|
|
||
|
|
/*! \brief Class acts as a wrapper for given DC class and provides modified
|
||
|
|
* drawing functions cooperating with the shape canvas able to draw scaled graphics.
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* All drawing operations performed by the shapes should be done via this class otherwise
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* the global scalling capabilities provided by the shape canvas wont be available.
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* \sa wxSFShapeCanvas
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*/
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class WXDLLIMPEXP_SF wxSFScaledDC : public wxDC {
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public:
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wxSFScaledDC( wxWindowDC* target, double scale );
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virtual ~wxSFScaledDC();
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||
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};
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#endif // wxVERSION_NUMBER < 2900
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||
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#endif // _WXSFSCALEDDC_H
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