mirror of https://github.com/PCSX2/pcsx2.git
408 lines
13 KiB
C++
408 lines
13 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/os2/dc.h
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// Purpose: wxDC class
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// Author: David Webster
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// Modified by:
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// Created: 08/26/99
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// Copyright: (c) David Webster
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_DC_H_
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#define _WX_DC_H_
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#include "wx/defs.h"
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#include "wx/dc.h"
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// ---------------------------------------------------------------------------
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// macros
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// ---------------------------------------------------------------------------
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// Logical to device
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// Absolute
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#define XLOG2DEV(x) (x)
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#define YLOG2DEV(y) (y)
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// Relative
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#define XLOG2DEVREL(x) (x)
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#define YLOG2DEVREL(y) (y)
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// Device to logical
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// Absolute
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#define XDEV2LOG(x) (x)
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#define YDEV2LOG(y) (y)
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// Relative
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#define XDEV2LOGREL(x) (x)
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#define YDEV2LOGREL(y) (y)
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/*
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* Have the same macros as for XView but not for every operation:
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* just for calculating window/viewport extent (a better way of scaling).
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*/
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// Logical to device
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// Absolute
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#define MS_XLOG2DEV(x) LogicalToDevice(x)
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#define MS_YLOG2DEV(y) LogicalToDevice(y)
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// Relative
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#define MS_XLOG2DEVREL(x) LogicalToDeviceXRel(x)
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#define MS_YLOG2DEVREL(y) LogicalToDeviceYRel(y)
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// Device to logical
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// Absolute
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#define MS_XDEV2LOG(x) DeviceToLogicalX(x)
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#define MS_YDEV2LOG(y) DeviceToLogicalY(y)
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// Relative
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#define MS_XDEV2LOGREL(x) DeviceToLogicalXRel(x)
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#define MS_YDEV2LOGREL(y) DeviceToLogicalYRel(y)
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#define YSCALE(y) (yorigin - (y))
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#define wx_round(a) (int)((a)+.5)
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#if wxUSE_DC_CACHEING
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/*
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* Cached blitting, maintaining a cache
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* of bitmaps required for transparent blitting
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* instead of constant creation/deletion
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*/
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class wxDCCacheEntry : public wxObject
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{
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public:
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wxDCCacheEntry( WXHBITMAP hBitmap
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,int nWidth
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,int nHeight
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,int nDepth
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);
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wxDCCacheEntry( HPS hPS
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,int nDepth
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);
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virtual ~wxDCCacheEntry();
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WXHBITMAP m_hBitmap;
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HPS m_hPS;
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int m_nWidth;
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int m_nHeight;
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int m_nDepth;
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}; // end of CLASS wxDCCacheEntry
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#endif
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// this is an ABC: use one of the derived classes to create a DC associated
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// with a window, screen, printer and so on
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class WXDLLIMPEXP_CORE wxPMDCImpl : public wxDCImpl
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{
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DECLARE_DYNAMIC_CLASS(wxDC)
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public:
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wxPMDCImpl(wxDC *owner, WXHDC hDC);
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virtual ~wxPMDCImpl();
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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 bool StartDoc(const wxString& rsMessage);
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virtual void EndDoc();
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virtual void StartPage();
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virtual void EndPage();
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virtual void SetFont(const wxFont& rFont);
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virtual void SetPen(const wxPen& rPen);
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virtual void SetBrush(const wxBrush& rBrush);
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virtual void SetBackground(const wxBrush& rBrush);
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virtual void SetBackgroundMode(int nMode);
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virtual void SetPalette(const wxPalette& rPalette);
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virtual void DestroyClippingRegion();
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virtual wxCoord GetCharHeight() const;
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virtual wxCoord GetCharWidth() 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 SetMapMode(wxMappingMode nMode);
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virtual void SetUserScale( double dX
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,double dY
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);
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virtual void SetLogicalScale( double dX
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,double dY
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);
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virtual void SetLogicalOrigin( wxCoord vX
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,wxCoord vY
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);
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virtual void SetDeviceOrigin( wxCoord vX
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,wxCoord vY
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);
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virtual void SetAxisOrientation( bool bXLeftRight
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,bool bYBottomUp
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);
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virtual void SetLogicalFunction(wxRasterOperationMode nFunction);
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// implementation from now on
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// --------------------------
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virtual void SetRop(WXHDC hCdc);
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virtual void SelectOldObjects(WXHDC hDc);
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wxWindow* GetWindow() const { return m_pCanvas; }
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void SetWindow(wxWindow* pWin) { m_pCanvas = pWin; }
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WXHDC GetHDC() const { return m_hDC; }
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void SetHDC( WXHDC hDc
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,bool bOwnsDC = FALSE
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)
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{
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m_hDC = hDc;
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m_bOwnsDC = bOwnsDC;
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}
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HPS GetHPS() const { return m_hPS; }
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void SetHPS(HPS hPS)
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{
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m_hPS = hPS;
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}
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const wxBitmap& GetSelectedBitmap() const { return m_vSelectedBitmap; }
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wxBitmap& GetSelectedBitmap() { return m_vSelectedBitmap; }
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void UpdateClipBox();
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#if wxUSE_DC_CACHEING
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static wxDCCacheEntry* FindBitmapInCache( HPS hPS
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,int nWidth
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,int nHeight
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);
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static wxDCCacheEntry* FindDCInCache( wxDCCacheEntry* pNotThis
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,HPS hPS
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);
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static void AddToBitmapCache(wxDCCacheEntry* pEntry);
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static void AddToDCCache(wxDCCacheEntry* pEntry);
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static void ClearCache();
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#endif
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protected:
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void Init()
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{
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m_pCanvas = NULL;
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m_hOldBitmap = 0;
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m_hOldPen = 0;
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m_hOldBrush = 0;
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m_hOldFont = 0;
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#if wxUSE_PALETTE
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m_hOldPalette = 0;
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#endif // wxUSE_PALETTE
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m_bOwnsDC = false;
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m_hDC = 0;
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m_hOldPS = NULL;
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m_hPS = NULL;
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m_bIsPaintTime = false; // True at Paint Time
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m_pen.SetColour(*wxBLACK);
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m_brush.SetColour(*wxWHITE);
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}
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// create an uninitialized DC: this should be only used by the derived
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// classes
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wxPMDCImpl( wxDC *owner ) : wxDCImpl( owner ) { Init(); }
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public:
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virtual void DoGetTextExtent( const wxString& rsString
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,wxCoord* pX
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,wxCoord* pY
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,wxCoord* pDescent = NULL
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,wxCoord* pExternalLeading = NULL
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,const wxFont* pTheFont = NULL
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) const;
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virtual bool DoFloodFill( wxCoord vX
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,wxCoord vY
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,const wxColour& rCol
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,wxFloodFillStyle nStyle = wxFLOOD_SURFACE
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);
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virtual bool DoGetPixel( wxCoord vX
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,wxCoord vY
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,wxColour* pCol
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) const;
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virtual void DoDrawPoint( wxCoord vX
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,wxCoord vY
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);
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virtual void DoDrawLine( wxCoord vX1
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,wxCoord vY1
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,wxCoord vX2
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,wxCoord vY2
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);
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virtual void DoDrawArc( wxCoord vX1
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,wxCoord vY1
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,wxCoord vX2
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,wxCoord vY2
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,wxCoord vXc
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,wxCoord vYc
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);
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virtual void DoDrawCheckMark( wxCoord vX
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,wxCoord vY
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,wxCoord vWidth
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,wxCoord vHeight
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);
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virtual void DoDrawEllipticArc( wxCoord vX
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,wxCoord vY
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,wxCoord vW
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,wxCoord vH
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,double dSa
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,double dEa
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);
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virtual void DoDrawRectangle( wxCoord vX
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,wxCoord vY
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,wxCoord vWidth
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,wxCoord vHeight
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);
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virtual void DoDrawRoundedRectangle( wxCoord vX
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,wxCoord vY
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,wxCoord vWidth
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,wxCoord vHeight
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,double dRadius
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);
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virtual void DoDrawEllipse( wxCoord vX
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,wxCoord vY
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,wxCoord vWidth
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,wxCoord vHeight
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);
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virtual void DoCrossHair( wxCoord vX
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,wxCoord vY
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);
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virtual void DoDrawIcon( const wxIcon& rIcon
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,wxCoord vX
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,wxCoord vY
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);
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virtual void DoDrawBitmap( const wxBitmap& rBmp
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,wxCoord vX
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,wxCoord vY
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,bool bUseMask = FALSE
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);
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virtual void DoDrawText( const wxString& rsText
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,wxCoord vX
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,wxCoord vY
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);
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virtual void DoDrawRotatedText( const wxString& rsText
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,wxCoord vX
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,wxCoord vY
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,double dAngle
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);
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virtual bool DoBlit( wxCoord vXdest
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,wxCoord vYdest
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,wxCoord vWidth
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,wxCoord vHeight
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,wxDC* pSource
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,wxCoord vXsrc
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,wxCoord vYsrc
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,wxRasterOperationMode nRop = wxCOPY
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,bool bUseMask = FALSE
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,wxCoord vXsrcMask = -1
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,wxCoord vYsrcMask = -1
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);
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virtual void DoSetClippingRegion( wxCoord vX
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,wxCoord vY
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,wxCoord vWidth
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,wxCoord vHeight
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);
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virtual void DoSetDeviceClippingRegion(const wxRegion& rRegion);
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virtual void DoGetSize( int* pWidth
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,int* pHeight
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) const;
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virtual void DoGetSizeMM( int* pWidth
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,int* pHeight
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) const;
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virtual void DoDrawLines( int n
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,const wxPoint vaPoints[]
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,wxCoord vXoffset
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,wxCoord yYoffset
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);
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virtual void DoDrawPolygon( int n
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,const wxPoint vaPoints[]
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,wxCoord vXoffset
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,wxCoord vYoffset
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,wxPolygonFillMode nFillStyle = wxODDEVEN_RULE
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);
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#if wxUSE_PALETTE
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void DoSelectPalette(bool bRealize = FALSE);
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void InitializePalette();
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#endif // wxUSE_PALETTE
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protected:
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//
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// common part of DoDrawText() and DoDrawRotatedText()
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//
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void DrawAnyText( const wxString& rsText
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,wxCoord vX
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,wxCoord vY
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);
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// OS2-specific member variables ?? do we even need this under OS/2?
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int m_nWindowExtX;
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int m_nWindowExtY;
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//
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// the window associated with this DC (may be NULL)
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//
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wxWindow* m_pCanvas;
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wxBitmap m_vSelectedBitmap;
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public:
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// PM specific stuff
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HPS m_hPS;
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HPS m_hOldPS; // old hPS, if any
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bool m_bIsPaintTime;// True at Paint Time
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RECTL m_vRclPaint; // Bounding rectangle at Paint time etc.
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//
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// TRUE => DeleteDC() in dtor, FALSE => only ReleaseDC() it
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//
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bool m_bOwnsDC:1;
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//
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// our HDC
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//
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WXHDC m_hDC;
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//
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// Store all old GDI objects when do a SelectObject, so we can select them
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// back in (this unselecting user's objects) so we can safely delete the
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// DC.
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//
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WXHBITMAP m_hOldBitmap;
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WXHPEN m_hOldPen;
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WXHBRUSH m_hOldBrush;
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WXHFONT m_hOldFont;
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WXHPALETTE m_hOldPalette;
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#if wxUSE_DC_CACHEING
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static wxList m_svBitmapCache;
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static wxList m_svDCCache;
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#endif
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}; // end of CLASS wxDC
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#endif
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// _WX_DC_H_
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