X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f0a56ab0c38aac05101593488c7e0972c36c38b7..6cab632f3251ae1117d24544813f47c6597a3b34:/include/wx/os2/dc.h diff --git a/include/wx/os2/dc.h b/include/wx/os2/dc.h index 3f9cbaec2b..82ead95e43 100644 --- a/include/wx/os2/dc.h +++ b/include/wx/os2/dc.h @@ -12,203 +12,397 @@ #ifndef _WX_DC_H_ #define _WX_DC_H_ -#ifdef __GNUG__ -#pragma interface "dc.h" -#endif +#include "wx/defs.h" +#include "wx/dc.h" -#include "wx/window.h" -#include "wx/pen.h" -#include "wx/brush.h" -#include "wx/icon.h" -#include "wx/font.h" -#include "wx/gdicmn.h" - -//----------------------------------------------------------------------------- -// constants -//----------------------------------------------------------------------------- - -#ifndef MM_TEXT -#define MM_TEXT 0 -#define MM_ISOTROPIC 1 -#define MM_ANISOTROPIC 2 -#define MM_LOMETRIC 3 -#define MM_HIMETRIC 4 -#define MM_TWIPS 5 -#define MM_POINTS 6 -#define MM_METRIC 7 -#endif +// --------------------------------------------------------------------------- +// macros +// --------------------------------------------------------------------------- + +// Logical to device +// Absolute +#define XLOG2DEV(x) (x) +#define YLOG2DEV(y) (y) + +// Relative +#define XLOG2DEVREL(x) (x) +#define YLOG2DEVREL(y) (y) + +// Device to logical +// Absolute +#define XDEV2LOG(x) (x) + +#define YDEV2LOG(y) (y) + +// Relative +#define XDEV2LOGREL(x) (x) +#define YDEV2LOGREL(y) (y) + +/* + * Have the same macros as for XView but not for every operation: + * just for calculating window/viewport extent (a better way of scaling). + */ + +// Logical to device +// Absolute +#define MS_XLOG2DEV(x) LogicalToDevice(x) -//----------------------------------------------------------------------------- -// global variables -//----------------------------------------------------------------------------- +#define MS_YLOG2DEV(y) LogicalToDevice(y) -extern int wxPageNumber; +// Relative +#define MS_XLOG2DEVREL(x) LogicalToDeviceXRel(x) +#define MS_YLOG2DEVREL(y) LogicalToDeviceYRel(y) -//----------------------------------------------------------------------------- -// wxDC -//----------------------------------------------------------------------------- +// Device to logical +// Absolute +#define MS_XDEV2LOG(x) DeviceToLogicalX(x) -class WXDLLEXPORT wxDC: public wxDCBase +#define MS_YDEV2LOG(y) DeviceToLogicalY(y) + +// Relative +#define MS_XDEV2LOGREL(x) DeviceToLogicalXRel(x) +#define MS_YDEV2LOGREL(y) DeviceToLogicalYRel(y) + +#define YSCALE(y) (yorigin - (y)) + +#define wx_round(a) (int)((a)+.5) + +#if wxUSE_DC_CACHEING +/* + * Cached blitting, maintaining a cache + * of bitmaps required for transparent blitting + * instead of constant creation/deletion + */ + +class wxDCCacheEntry : public wxObject { - DECLARE_ABSTRACT_CLASS(wxDC) - - public: - - wxDC(void); - ~wxDC(void); - - virtual void BeginDrawing(void) { }; - virtual void EndDrawing(void) { }; - -//----------------------------------------------------------------------------- -// Pure virtuals from wxDCBase that need defining -//----------------------------------------------------------------------------- - virtual bool CanDrawBitmap(void) const { return TRUE; }; - virtual bool CanGetTextExtent(void) const { return TRUE; }; - virtual int GetDepth(void) const; - virtual wxSize GetPPI(void) const; - virtual void GetTextExtent( const wxString& string - ,long* width - ,long* height - ,long* descent = NULL - ,long* externalLeading = NULL - ,wxFont* theFont = NULL - ) const; - virtual long GetCharWidth(void) const; - virtual long GetCharHeight(void) const; - virtual void Clear(void); - virtual void SetFont(const wxFont& font); - virtual void SetPen(const wxPen& pen); - virtual void SetBrush(const wxBrush& brush); - virtual void SetBackground(const wxBrush& brush); - virtual void SetLogicalFunction(int function); - virtual void SetBackgroundMode(int mode); - virtual void SetPalette(const wxPalette& palette); - virtual void SetMapMode(int mode); - virtual void DestroyClippingRegion(void); - virtual void SetUserScale(double x, double y); - virtual void SetLogicalOrigin(long x, long y); - virtual void SetDeviceOrigin(long x, long y); - virtual void SetAxisOrientation(bool xLeftRight, bool yBottomUp); - - virtual void DoFloodFill( long x - ,long y - ,const wxColour& col - ,int style = wxFLOOD_SURFACE - ); - virtual bool DoGetPixel(long x, long y, wxColour *col) const; - virtual void DoDrawPoint(long x, long y); - virtual void DoDrawLine(long x1, long y1, long x2, long y2); - virtual void DoDrawArc(long x1, long y1, - long x2, long y2, - long xc, long yc - ); - virtual void DoDrawEllipticArc( long x, long y - ,long w, long h - ,double sa, double ea - ); - virtual void DoDrawRectangle(long x, long y, long width, long height); - virtual void DoDrawRoundedRectangle( long x, long y - ,long width, long height - ,double radius - ); - virtual void DoDrawEllipse(long x, long y, long width, long height); - virtual void DoCrossHair(long x, long y); - virtual void DoDrawIcon(const wxIcon& icon, long x, long y); - virtual void DoDrawBitmap( const wxBitmap &bmp - ,long x, long y - ,bool useMask = FALSE - ); - virtual void DoDrawText(const wxString& text, long x, long y); - virtual bool DoBlit( long xdest, long ydest - ,long width, long height - ,wxDC *source - ,long xsrc, long ysrc - ,int rop = wxCOPY, bool useMask = FALSE - ); - virtual void DoGetSize(int *width, int *height) const; - virtual void DoGetSizeMM(int* width, int* height) const; - virtual void DoDrawLines( int n, wxPoint points[] - ,long xoffset, long yoffset - ); - virtual void DoDrawPolygon( int n, wxPoint points[] - ,long xoffset, long yoffset - ,int fillStyle = wxODDEVEN_RULE - ); - virtual void DoSetClippingRegionAsRegion(const wxRegion& region); - virtual void DoSetClippingRegion( long x, long y - ,long width, long height - ); -#if wxUSE_SPLINES - virtual void DoDrawSpline(wxList *points); +public: + wxDCCacheEntry( WXHBITMAP hBitmap + ,int nWidth + ,int nHeight + ,int nDepth + ); + wxDCCacheEntry( HPS hPS + ,int nDepth + ); + virtual ~wxDCCacheEntry(); + + WXHBITMAP m_hBitmap; + HPS m_hPS; + int m_nWidth; + int m_nHeight; + int m_nDepth; +}; // end of CLASS wxDCCacheEntry #endif -//----------------------------------------------------------------------------- -// Other virtuals from wxDCBase that are overridden here -//----------------------------------------------------------------------------- +// this is an ABC: use one of the derived classes to create a DC associated +// with a window, screen, printer and so on +class WXDLLIMPEXP_CORE wxPMDCImpl : public wxDCImpl +{ + DECLARE_DYNAMIC_CLASS(wxDC) + +public: + wxPMDCImpl(wxDC *owner, WXHDC hDC); + virtual ~wxPMDCImpl(); + + // implement base class pure virtuals + // ---------------------------------- + + virtual void Clear(); + + virtual bool StartDoc(const wxString& rsMessage); + virtual void EndDoc(); + + virtual void StartPage(); + virtual void EndPage(); - virtual void SetLogicalScale( double x, double y ); + virtual void SetFont(const wxFont& rFont); + virtual void SetPen(const wxPen& rPen); + virtual void SetBrush(const wxBrush& rBrush); + virtual void SetBackground(const wxBrush& rBrush); + virtual void SetBackgroundMode(int nMode); + virtual void SetPalette(const wxPalette& rPalette); -//----------------------------------------------------------------------------- -// Our own new stuff -//----------------------------------------------------------------------------- - virtual void SetInternalDeviceOrigin( long x, long y ); - virtual void GetInternalDeviceOrigin( long *x, long *y ); + virtual void DestroyClippingRegion(); - virtual void SetRop(WXHDC cdc); - virtual void DoClipping(WXHDC cdc); - virtual void SelectOldObjects(WXHDC dc); + virtual wxCoord GetCharHeight() const; + virtual wxCoord GetCharWidth() const; - wxWindow *GetWindow() const { return m_canvas; } - void SetWindow(wxWindow *win) { m_canvas = win; } + virtual bool CanDrawBitmap() const; + virtual bool CanGetTextExtent() const; + virtual int GetDepth() const; + virtual wxSize GetPPI() const; - WXHDC GetHDC() const { return m_hDC; } - void SetHDC(WXHDC dc, bool bOwnsDC = FALSE) + virtual void SetMapMode(wxMappingMode nMode); + virtual void SetUserScale( double dX + ,double dY + ); + virtual void SetLogicalScale( double dX + ,double dY + ); + virtual void SetLogicalOrigin( wxCoord vX + ,wxCoord vY + ); + virtual void SetDeviceOrigin( wxCoord vX + ,wxCoord vY + ); + virtual void SetAxisOrientation( bool bXLeftRight + ,bool bYBottomUp + ); + virtual void SetLogicalFunction(wxRasterOperationMode nFunction); + + // implementation from now on + // -------------------------- + + virtual void SetRop(WXHDC hCdc); + virtual void SelectOldObjects(WXHDC hDc); + + wxWindow* GetWindow() const { return m_pCanvas; } + void SetWindow(wxWindow* pWin) { m_pCanvas = pWin; } + + WXHDC GetHDC() const { return m_hDC; } + void SetHDC( WXHDC hDc + ,bool bOwnsDC = FALSE + ) { - m_hDC = dc; + m_hDC = hDc; m_bOwnsDC = bOwnsDC; } -private: - -#if WXWIN_COMPATIBILITY - // function hiding warning supression - virtual void GetTextExtent( const wxString& string - ,long* width - ,long* height - ,long* descent = NULL - ,long* externalLeading = NULL - ,wxFont* theFont = NULL - ,bool use16 = FALSE - ) const - { wxDCBase::GetTextExtent(string, width, height, descent, externalLeading, theFont, use16); }; + HPS GetHPS() const { return m_hPS; } + void SetHPS(HPS hPS) + { + m_hPS = hPS; + } + const wxBitmap& GetSelectedBitmap() const { return m_vSelectedBitmap; } + wxBitmap& GetSelectedBitmap() { return m_vSelectedBitmap; } + + void UpdateClipBox(); + +#if wxUSE_DC_CACHEING + static wxDCCacheEntry* FindBitmapInCache( HPS hPS + ,int nWidth + ,int nHeight + ); + static wxDCCacheEntry* FindDCInCache( wxDCCacheEntry* pNotThis + ,HPS hPS + ); + + static void AddToBitmapCache(wxDCCacheEntry* pEntry); + static void AddToDCCache(wxDCCacheEntry* pEntry); + static void ClearCache(); #endif protected: + void Init() + { + m_pCanvas = NULL; + m_hOldBitmap = 0; + m_hOldPen = 0; + m_hOldBrush = 0; + m_hOldFont = 0; +#if wxUSE_PALETTE + m_hOldPalette = 0; +#endif // wxUSE_PALETTE + + m_bOwnsDC = false; + m_hDC = 0; + m_hOldPS = NULL; + m_hPS = NULL; + m_bIsPaintTime = false; // True at Paint Time + + m_pen.SetColour(*wxBLACK); + m_brush.SetColour(*wxWHITE); + } + + // create an uninitialized DC: this should be only used by the derived + // classes + wxPMDCImpl( wxDC *owner ) : wxDCImpl( owner ) { Init(); } + +public: + virtual void DoGetTextExtent( const wxString& rsString + ,wxCoord* pX + ,wxCoord* pY + ,wxCoord* pDescent = NULL + ,wxCoord* pExternalLeading = NULL + ,const wxFont* pTheFont = NULL + ) const; + virtual bool DoFloodFill( wxCoord vX + ,wxCoord vY + ,const wxColour& rCol + ,wxFloodFillStyle nStyle = wxFLOOD_SURFACE + ); + + virtual bool DoGetPixel( wxCoord vX + ,wxCoord vY + ,wxColour* pCol + ) const; - // ------------------------------------------------------------------------ - // Some additional data we need - // ------------------------------------------------------------------------ + virtual void DoDrawPoint( wxCoord vX + ,wxCoord vY + ); + virtual void DoDrawLine( wxCoord vX1 + ,wxCoord vY1 + ,wxCoord vX2 + ,wxCoord vY2 + ); + + virtual void DoDrawArc( wxCoord vX1 + ,wxCoord vY1 + ,wxCoord vX2 + ,wxCoord vY2 + ,wxCoord vXc + ,wxCoord vYc + ); + virtual void DoDrawCheckMark( wxCoord vX + ,wxCoord vY + ,wxCoord vWidth + ,wxCoord vHeight + ); + virtual void DoDrawEllipticArc( wxCoord vX + ,wxCoord vY + ,wxCoord vW + ,wxCoord vH + ,double dSa + ,double dEa + ); - // Owner canvas and selected in bitmap (if bitmap is GDI object selected) - wxWindow* m_canvas; - wxBitmap m_selectedBitmap; + virtual void DoDrawRectangle( wxCoord vX + ,wxCoord vY + ,wxCoord vWidth + ,wxCoord vHeight + ); + virtual void DoDrawRoundedRectangle( wxCoord vX + ,wxCoord vY + ,wxCoord vWidth + ,wxCoord vHeight + ,double dRadius + ); + virtual void DoDrawEllipse( wxCoord vX + ,wxCoord vY + ,wxCoord vWidth + ,wxCoord vHeight + ); + + virtual void DoCrossHair( wxCoord vX + ,wxCoord vY + ); - // our HDC and its usage count: we only free it when the usage count drops - // to 0 - WXHDC m_hDC; - int m_hDCCount; - bool m_bOwnsDC:1; + virtual void DoDrawIcon( const wxIcon& rIcon + ,wxCoord vX + ,wxCoord vY + ); + virtual void DoDrawBitmap( const wxBitmap& rBmp + ,wxCoord vX + ,wxCoord vY + ,bool bUseMask = FALSE + ); + virtual void DoDrawText( const wxString& rsText + ,wxCoord vX + ,wxCoord vY + ); + virtual void DoDrawRotatedText( const wxString& rsText + ,wxCoord vX + ,wxCoord vY + ,double dAngle + ); + + virtual bool DoBlit( wxCoord vXdest + ,wxCoord vYdest + ,wxCoord vWidth + ,wxCoord vHeight + ,wxDC* pSource + ,wxCoord vXsrc + ,wxCoord vYsrc + ,wxRasterOperationMode nRop = wxCOPY + ,bool bUseMask = FALSE + ,wxCoord vXsrcMask = -1 + ,wxCoord vYsrcMask = -1 + ); + + virtual void DoSetClippingRegion( wxCoord vX + ,wxCoord vY + ,wxCoord vWidth + ,wxCoord vHeight + ); + virtual void DoSetDeviceClippingRegion(const wxRegion& rRegion); + + virtual void DoGetSize( int* pWidth + ,int* pHeight + ) const; + virtual void DoGetSizeMM( int* pWidth + ,int* pHeight + ) const; + + virtual void DoDrawLines( int n + ,wxPoint vaPoints[] + ,wxCoord vXoffset + ,wxCoord yYoffset + ); + virtual void DoDrawPolygon( int n + ,wxPoint vaPoints[] + ,wxCoord vXoffset + ,wxCoord vYoffset + ,wxPolygonFillMode nFillStyle = wxODDEVEN_RULE + ); + +#if wxUSE_PALETTE + void DoSelectPalette(bool bRealize = FALSE); + void InitializePalette(); +#endif // wxUSE_PALETTE + +protected: + // + // common part of DoDrawText() and DoDrawRotatedText() + // + void DrawAnyText( const wxString& rsText + ,wxCoord vX + ,wxCoord vY + ); + + // OS2-specific member variables ?? do we even need this under OS/2? + int m_nWindowExtX; + int m_nWindowExtY; + + // + // the window associated with this DC (may be NULL) + // + wxWindow* m_pCanvas; + wxBitmap m_vSelectedBitmap; + +public: + // PM specific stuff + HPS m_hPS; + HPS m_hOldPS; // old hPS, if any + bool m_bIsPaintTime;// True at Paint Time + + RECTL m_vRclPaint; // Bounding rectangle at Paint time etc. + // + // TRUE => DeleteDC() in dtor, FALSE => only ReleaseDC() it + // + bool m_bOwnsDC:1; + + // + // our HDC + // + WXHDC m_hDC; + + // // Store all old GDI objects when do a SelectObject, so we can select them // back in (this unselecting user's objects) so we can safely delete the // DC. - WXHBITMAP m_oldBitmap; - WXHPEN m_oldPen; - WXHBRUSH m_oldBrush; - WXHFONT m_oldFont; - WXHPALETTE m_oldPalette; -}; + // + WXHBITMAP m_hOldBitmap; + WXHPEN m_hOldPen; + WXHBRUSH m_hOldBrush; + WXHFONT m_hOldFont; + WXHPALETTE m_hOldPalette; +#if wxUSE_DC_CACHEING + static wxList m_svBitmapCache; + static wxList m_svDCCache; +#endif +}; // end of CLASS wxDC #endif // _WX_DC_H_