X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d16b634fa336d09050d01786fb420d32ef43d311..6331afb0534f4bbb5160c8c4008516741a469842:/src/os2/dc.cpp diff --git a/src/os2/dc.cpp b/src/os2/dc.cpp index 3bb0b92b61..228e231c5f 100644 --- a/src/os2/dc.cpp +++ b/src/os2/dc.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: dc.cpp +// Name: src/os2/dc.cpp // Purpose: wxDC class // Author: David Webster // Modified by: @@ -23,38 +23,36 @@ #include "wx/log.h" #include "wx/icon.h" #include "wx/msgdlg.h" -#if wxUSE_STATUSBAR + #include "wx/dcprint.h" #include "wx/statusbr.h" + #include "wx/module.h" #endif -#endif - -#include "wx/module.h" -#include "wx/dcprint.h" #include -#include +#include "wx/os2/dc.h" +#include "wx/os2/dcclient.h" #include "wx/os2/private.h" - IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject) +IMPLEMENT_ABSTRACT_CLASS(wxPMDCImpl, wxDCImpl) // -// wxWindows uses the Microsoft convention that the origin is the UPPER left. +// wxWidgets uses the Microsoft convention that the origin is the UPPER left. // Native OS/2 however in the GPI and PM define the origin as the LOWER left. -// In order to map OS/2 GPI/PM y coordinates to wxWindows coordinates we must +// In order to map OS/2 GPI/PM y coordinates to wxWidgets coordinates we must // perform the following transformation: // // Parent object height: POBJHEIGHT // Desried origin: WXORIGINY // Object to place's height: OBJHEIGHT // -// To get the OS2 position from the wxWindows one: +// To get the OS2 position from the wxWidgets one: // // OS2Y = POBJHEIGHT - (WXORIGINY + OBJHEIGHT) // // For OS/2 wxDC's we will always determine m_vRclPaint as the size of the // OS/2 Presentation Space associated with the device context. y is the -// desired application's y coordinate of the origin in wxWindows space. +// desired application's y coordinate of the origin in wxWidgets space. // objy is the height of the object we are going to draw. // #define OS2Y(y, objy) ((m_vRclPaint.yTop - m_vRclPaint.yBottom) - (y + objy)) @@ -68,11 +66,6 @@ static const int VIEWPORT_EXTENT = 1000; static const int MM_POINTS = 9; static const int MM_METRIC = 10; -// usually this is defined in math.h -#ifndef M_PI - static const double M_PI = 3.14159265358979323846; -#endif // M_PI - // --------------------------------------------------------------------------- // private functions // --------------------------------------------------------------------------- @@ -165,8 +158,8 @@ int SetBkMode( // wxDCCacheEntry // --------------------------------------------------------------------------- -wxList wxDC::m_svBitmapCache; -wxList wxDC::m_svDCCache; +wxList wxPMDCImpl::m_svBitmapCache; +wxList wxPMDCImpl::m_svDCCache; wxDCCacheEntry::wxDCCacheEntry( WXHBITMAP hBitmap @@ -202,7 +195,7 @@ wxDCCacheEntry::~wxDCCacheEntry() ::GpiDestroyPS(m_hPS); } // end of wxDCCacheEntry::~wxDCCacheEntry -wxDCCacheEntry* wxDC::FindBitmapInCache( +wxDCCacheEntry* wxPMDCImpl::FindBitmapInCache( HPS hPS , int nWidth , int nHeight @@ -227,7 +220,7 @@ wxDCCacheEntry* wxDC::FindBitmapInCache( vBmpHdr.cx = nWidth; vBmpHdr.cy = nHeight; vBmpHdr.cPlanes = 1; - vBmpHdr.cBitCount = nDepth; + vBmpHdr.cBitCount = (USHORT)nDepth; pEntry->m_hBitmap = (WXHBITMAP) ::GpiCreateBitmap( hPS ,&vBmpHdr @@ -250,7 +243,7 @@ wxDCCacheEntry* wxDC::FindBitmapInCache( vBmpHdr.cx = nWidth; vBmpHdr.cy = nHeight; vBmpHdr.cPlanes = 1; - vBmpHdr.cBitCount = nDepth; + vBmpHdr.cBitCount = (USHORT)nDepth; WXHBITMAP hBitmap = (WXHBITMAP) ::GpiCreateBitmap( hPS ,&vBmpHdr @@ -269,7 +262,7 @@ wxDCCacheEntry* wxDC::FindBitmapInCache( return pEntry; } // end of FindBitmapInCache -wxDCCacheEntry* wxDC::FindDCInCache( +wxDCCacheEntry* wxPMDCImpl::FindDCInCache( wxDCCacheEntry* pNotThis , HPS hPS ) @@ -298,23 +291,23 @@ wxDCCacheEntry* wxDC::FindDCInCache( ); AddToDCCache(pEntry); return pEntry; -} // end of wxDC::FindDCInCache +} // end of wxPMDCImpl::FindDCInCache -void wxDC::AddToBitmapCache( +void wxPMDCImpl::AddToBitmapCache( wxDCCacheEntry* pEntry ) { m_svBitmapCache.Append(pEntry); -} // end of wxDC::AddToBitmapCache +} // end of wxPMDCImpl::AddToBitmapCache -void wxDC::AddToDCCache( +void wxPMDCImpl::AddToDCCache( wxDCCacheEntry* pEntry ) { m_svDCCache.Append(pEntry); -} // end of wxDC::AddToDCCache +} // end of wxPMDCImpl::AddToDCCache -void wxDC::ClearCache() +void wxPMDCImpl::ClearCache() { m_svBitmapCache.DeleteContents(true); m_svBitmapCache.Clear(); @@ -322,14 +315,14 @@ void wxDC::ClearCache() m_svDCCache.DeleteContents(true); m_svDCCache.Clear(); m_svDCCache.DeleteContents(false); -} // end of wxDC::ClearCache +} // end of wxPMDCImpl::ClearCache // Clean up cache at app exit class wxDCModule : public wxModule { public: virtual bool OnInit() { return true; } - virtual void OnExit() { wxDC::ClearCache(); } + virtual void OnExit() { wxPMDCImpl::ClearCache(); } private: DECLARE_DYNAMIC_CLASS(wxDCModule) @@ -343,31 +336,14 @@ IMPLEMENT_DYNAMIC_CLASS(wxDCModule, wxModule) // wxDC // --------------------------------------------------------------------------- -wxDC::wxDC(void) +wxPMDCImpl::wxPMDCImpl( wxDC *owner, WXHDC hDC ) : + wxDCImpl( owner ) { - m_pCanvas = NULL; - - m_hOldBitmap = 0; - m_hOldPen = 0; - m_hOldBrush = 0; - m_hOldFont = 0; - m_hOldPalette = 0; - - m_bOwnsDC = false; - m_hDC = 0; - m_hOldPS = NULL; - m_hPS = NULL; - m_bIsPaintTime = false; // True at Paint Time + Init(); + m_hDC = hDC; +} // end of wxPMDCImpl::wxPMDCImpl - wxColour vColor( wxT("BLACK") ); - m_pen.SetColour(vColor); - - vColor.Set( wxT("WHITE") ); - m_brush.SetColour(vColor); - -} // end of wxDC::wxDC - -wxDC::~wxDC(void) +wxPMDCImpl::~wxPMDCImpl(void) { if ( m_hDC != 0 ) { @@ -396,12 +372,12 @@ wxDC::~wxDC(void) } } } -} // end of wxDC::~wxDC +} // end of wxPMDCImpl::~wxDC // This will select current objects out of the DC, // which is what you have to do before deleting the // DC. -void wxDC::SelectOldObjects( +void wxPMDCImpl::SelectOldObjects( WXHDC hPS ) { @@ -431,7 +407,7 @@ void wxDC::SelectOldObjects( m_font = wxNullFont; m_backgroundBrush = wxNullBrush; m_vSelectedBitmap = wxNullBitmap; -} // end of wxDC::SelectOldObjects +} // end of wxPMDCImpl::SelectOldObjects // --------------------------------------------------------------------------- // clipping @@ -449,7 +425,7 @@ void wxDC::SelectOldObjects( m_clipY2 = (wxCoord) YDEV2LOG(rect.yBottom); \ } -void wxDC::DoSetClippingRegion( +void wxPMDCImpl::DoSetClippingRegion( wxCoord vX , wxCoord vY , wxCoord vWidth @@ -466,9 +442,9 @@ void wxDC::DoSetClippingRegion( vRect.yBottom = vY; ::GpiIntersectClipRectangle(m_hPS, &vRect); DO_SET_CLIPPING_BOX() -} // end of wxDC::DoSetClippingRegion +} // end of wxPMDCImpl::DoSetClippingRegion -void wxDC::DoSetClippingRegionAsRegion( +void wxPMDCImpl::DoSetDeviceClippingRegion( const wxRegion& rRegion ) { @@ -481,9 +457,9 @@ void wxDC::DoSetClippingRegionAsRegion( ,&hRgnOld ); DO_SET_CLIPPING_BOX() -} // end of wxDC::DoSetClippingRegionAsRegion +} // end of wxPMDCImpl::DoSetDeviceClippingRegion -void wxDC::DestroyClippingRegion(void) +void wxPMDCImpl::DestroyClippingRegion(void) { if (m_clipping && m_hPS) { @@ -504,46 +480,46 @@ void wxDC::DestroyClippingRegion(void) ::GpiSetClipRegion(m_hPS, hRgn, &hRgnOld); } ResetClipping(); -} // end of wxDC::DestroyClippingRegion +} // end of wxPMDCImpl::DestroyClippingRegion // --------------------------------------------------------------------------- // query capabilities // --------------------------------------------------------------------------- -bool wxDC::CanDrawBitmap() const +bool wxPMDCImpl::CanDrawBitmap() const { return true; } -bool wxDC::CanGetTextExtent() const +bool wxPMDCImpl::CanGetTextExtent() const { LONG lTechnology = 0L; ::DevQueryCaps(GetHDC(), CAPS_TECHNOLOGY, 1L, &lTechnology); return (lTechnology == CAPS_TECH_RASTER_DISPLAY) || (lTechnology == CAPS_TECH_RASTER_PRINTER); -} // end of wxDC::CanGetTextExtent +} // end of wxPMDCImpl::CanGetTextExtent -int wxDC::GetDepth() const +int wxPMDCImpl::GetDepth() const { - LONG lArray[CAPS_COLOR_BITCOUNT]; - int nBitsPerPixel; + LONG lCapsColorBitcount; + int nBitsPerPixel = 0; if(::DevQueryCaps( GetHDC() - ,CAPS_FAMILY ,CAPS_COLOR_BITCOUNT - ,lArray + ,1L + ,&lCapsColorBitcount )) { - nBitsPerPixel = (int)lArray[CAPS_COLOR_BITCOUNT]; + nBitsPerPixel = (int)lCapsColorBitcount; } return nBitsPerPixel; -} // end of wxDC::GetDepth +} // end of wxPMDCImpl::GetDepth // --------------------------------------------------------------------------- // drawing // --------------------------------------------------------------------------- -void wxDC::Clear() +void wxPMDCImpl::Clear() { // // If this is a canvas DC then just fill with the background color @@ -558,13 +534,13 @@ void wxDC::Clear() } else ::GpiErase(m_hPS); -} // end of wxDC::Clear +} // end of wxPMDCImpl::Clear -bool wxDC::DoFloodFill( +bool wxPMDCImpl::DoFloodFill( wxCoord vX , wxCoord vY , const wxColour& rCol -, int nStyle +, wxFloodFillStyle nStyle ) { POINTL vPtlPos; @@ -584,10 +560,10 @@ bool wxDC::DoFloodFill( if ((lHits = ::GpiFloodFill(m_hPS, lOptions, lColor)) != GPI_ERROR) bSuccess = true; - return true; -} // end of wxDC::DoFloodFill + return bSuccess; +} // end of wxPMDCImpl::DoFloodFill -bool wxDC::DoGetPixel( +bool wxPMDCImpl::DoGetPixel( wxCoord vX , wxCoord vY , wxColour* pCol @@ -598,17 +574,7 @@ bool wxDC::DoGetPixel( vPoint.x = vX; vPoint.y = OS2Y(vY,0); - lColor = ::GpiSetPel(m_hPS, &vPoint); - - // - // Get the color of the pen - // - LONG lPencolor = 0x00ffffff; - - if (m_pen.Ok()) - { - lPencolor = m_pen.GetColour().GetPixel(); - } + lColor = ::GpiQueryPel(m_hPS, &vPoint); // // return the color of the pixel @@ -618,10 +584,10 @@ bool wxDC::DoGetPixel( ,GetGValue(lColor) ,GetBValue(lColor) ); - return(lColor == lPencolor); -} // end of wxDC::DoGetPixel + return true; +} // end of wxPMDCImpl::DoGetPixel -void wxDC::DoCrossHair( +void wxPMDCImpl::DoCrossHair( wxCoord vX , wxCoord vY ) @@ -653,9 +619,9 @@ void wxDC::DoCrossHair( ::GpiLine(m_hPS, &vPoint[3]); CalcBoundingBox(vX1, vY1); CalcBoundingBox(vX2, vY2); -} // end of wxDC::DoCrossHair +} // end of wxPMDCImpl::DoCrossHair -void wxDC::DoDrawLine( +void wxPMDCImpl::DoDrawLine( wxCoord vX1 , wxCoord vY1 , wxCoord vX2 @@ -678,7 +644,7 @@ void wxDC::DoDrawLine( } else { - if (m_vSelectedBitmap != wxNullBitmap) + if (m_vSelectedBitmap.Ok()) { m_vRclPaint.yTop = m_vSelectedBitmap.GetHeight(); m_vRclPaint.xRight = m_vSelectedBitmap.GetWidth(); @@ -699,7 +665,7 @@ void wxDC::DoDrawLine( ::GpiLine(m_hPS, &vPoint[1]); CalcBoundingBox(vX1, vY1); CalcBoundingBox(vX2, vY2); -} // end of wxDC::DoDrawLine +} // end of wxPMDCImpl::DoDrawLine ////////////////////////////////////////////////////////////////////////////// // Draws an arc of a circle, centred on (xc, yc), with starting point (x1, y1) @@ -707,7 +673,7 @@ void wxDC::DoDrawLine( // current brush for filling the shape. The arc is drawn in an anticlockwise // direction from the start point to the end point. ////////////////////////////////////////////////////////////////////////////// -void wxDC::DoDrawArc( +void wxPMDCImpl::DoDrawArc( wxCoord vX1 , wxCoord vY1 , wxCoord vX2 @@ -797,9 +763,9 @@ void wxDC::DoDrawArc( CalcBoundingBox( (wxCoord)(vXc + dRadius) ,(wxCoord)(vYc + dRadius) ); -} // end of wxDC::DoDrawArc +} // end of wxPMDCImpl::DoDrawArc -void wxDC::DoDrawCheckMark( +void wxPMDCImpl::DoDrawCheckMark( wxCoord vX1 , wxCoord vY1 , wxCoord vWidth @@ -846,9 +812,9 @@ void wxDC::DoDrawCheckMark( CalcBoundingBox( vX2 ,vY2 ); -} // end of wxDC::DoDrawCheckMark +} // end of wxPMDCImpl::DoDrawCheckMark -void wxDC::DoDrawPoint( +void wxPMDCImpl::DoDrawPoint( wxCoord vX , wxCoord vY ) @@ -867,49 +833,46 @@ void wxDC::DoDrawPoint( CalcBoundingBox( vX ,vY ); -} // end of wxDC::DoDrawPoint +} // end of wxPMDCImpl::DoDrawPoint -void wxDC::DoDrawPolygon( - int n -, wxPoint vPoints[] -, wxCoord vXoffset -, wxCoord vYoffset -, int nFillStyle -) +void wxPMDCImpl::DoDrawPolygon( int n, + wxPoint vPoints[], + wxCoord vXoffset, + wxCoord vYoffset, + wxPolygonFillMode nFillStyle ) { - ULONG ulCount = 1; // Number of polygons. - POLYGON vPlgn; // polygon. - ULONG flOptions = 0L; // Drawing options. + ULONG ulCount = 1; // Number of polygons. + POLYGON vPlgn; // polygon. + ULONG flOptions = 0L; // Drawing options. -////////////////////////////////////////////////////////////////////////////// -// This contains fields of option bits... to draw boundary lines as well as -// the area interior. -// -// Drawing boundary lines: -// POLYGON_NOBOUNDARY Does not draw boundary lines. -// POLYGON_BOUNDARY Draws boundary lines (the default). -// -// Construction of the area interior: -// POLYGON_ALTERNATE Constructs interior in alternate mode -// (the default). -// POLYGON_WINDING Constructs interior in winding mode. -////////////////////////////////////////////////////////////////////////////// - - ULONG flModel = 0L; // Drawing model. - -////////////////////////////////////////////////////////////////////////////// -// Drawing model. -// POLYGON_INCL Fill is inclusive of bottom right (the default). -// POLYGON_EXCL Fill is exclusive of bottom right. -// This is provided to aid migration from other graphics models. -////////////////////////////////////////////////////////////////////////////// - - LONG lHits = 0L; // Correlation/error indicator. - POINTL vPoint; - int i; - int nIsTRANSPARENT = 0; - LONG lBorderColor = 0L; - LONG lColor = 0L; + ////////////////////////////////////////////////////////////////////////////// + // This contains fields of option bits... to draw boundary lines as well as + // the area interior. + // + // Drawing boundary lines: + // POLYGON_NOBOUNDARY Does not draw boundary lines. + // POLYGON_BOUNDARY Draws boundary lines (the default). + // + // Construction of the area interior: + // POLYGON_ALTERNATE Constructs interior in alternate mode + // (the default). + // POLYGON_WINDING Constructs interior in winding mode. + ////////////////////////////////////////////////////////////////////////////// + + ULONG flModel = POLYGON_INCL; // Drawing model. + + ////////////////////////////////////////////////////////////////////////////// + // Drawing model. + // POLYGON_INCL Fill is inclusive of bottom right (the default). + // POLYGON_EXCL Fill is exclusive of bottom right. + // This is provided to aid migration from other graphics models. + ////////////////////////////////////////////////////////////////////////////// + + LONG lHits = 0L; // Correlation/error indicator. + int i; + int nIsTRANSPARENT = 0; + LONG lBorderColor = 0L; + LONG lColor = 0L; lBorderColor = m_pen.GetColour().GetPixel(); lColor = m_brush.GetColour().GetPixel(); @@ -923,25 +886,22 @@ void wxDC::DoDrawPolygon( for(i = 0; i < n; i++) { - vPlgn.aPointl[i].x = vPoints[i].x; // +xoffset; - vPlgn.aPointl[i].y = OS2Y(vPoints[i].y,0); // +yoffset; + vPlgn.aPointl[i].x = vPoints[i].x+vXoffset; + vPlgn.aPointl[i].y = OS2Y(vPoints[i].y+vYoffset,0); } - flModel = POLYGON_BOUNDARY; + flOptions = POLYGON_BOUNDARY; if(nFillStyle == wxWINDING_RULE) - flModel |= POLYGON_WINDING; + flOptions |= POLYGON_WINDING; else - flModel |= POLYGON_ALTERNATE; - - vPoint.x = vXoffset; - vPoint.y = OS2Y(vYoffset,0); + flOptions |= POLYGON_ALTERNATE; ::GpiSetColor(m_hPS, lBorderColor); - ::GpiMove(m_hPS, &vPoint); + ::GpiMove(m_hPS, &vPlgn.aPointl[0]); lHits = ::GpiPolygons(m_hPS, ulCount, &vPlgn, flOptions, flModel); free(vPlgn.aPointl); -} // end of wxDC::DoDrawPolygon +} // end of wxPMDCImpl::DoDrawPolygon -void wxDC::DoDrawLines( +void wxPMDCImpl::DoDrawLines( int n , wxPoint vPoints[] , wxCoord vXoffset @@ -972,8 +932,8 @@ void wxDC::DoDrawLines( { int i; - CalcBoundingBox( vPoints[i].x - ,vPoints[i].y + CalcBoundingBox( vPoints[0].x + ,vPoints[0].y ); vPoint.x = vPoints[0].x; vPoint.y = OS2Y(vPoints[0].y,0); @@ -989,9 +949,9 @@ void wxDC::DoDrawLines( ::GpiLine(m_hPS, &vPoint); } } -} // end of wxDC::DoDrawLines +} // end of wxPMDCImpl::DoDrawLines -void wxDC::DoDrawRectangle( +void wxPMDCImpl::DoDrawRectangle( wxCoord vX , wxCoord vY , wxCoord vWidth @@ -1014,7 +974,7 @@ void wxDC::DoDrawRectangle( vY = OS2Y(vY,vHeight); else { - if (m_vSelectedBitmap != wxNullBitmap) + if (m_vSelectedBitmap.Ok()) { m_vRclPaint.yTop = m_vSelectedBitmap.GetHeight(); m_vRclPaint.xRight = m_vSelectedBitmap.GetWidth(); @@ -1078,9 +1038,9 @@ void wxDC::DoDrawRectangle( } CalcBoundingBox(vX, vY); CalcBoundingBox(vX2, vY2); -} // end of wxDC::DoDrawRectangle +} // end of wxPMDCImpl::DoDrawRectangle -void wxDC::DoDrawRoundedRectangle( +void wxPMDCImpl::DoDrawRoundedRectangle( wxCoord vX , wxCoord vY , wxCoord vWidth @@ -1104,7 +1064,7 @@ void wxDC::DoDrawRoundedRectangle( vY = OS2Y(vY,vHeight); else { - if (m_vSelectedBitmap != wxNullBitmap) + if (m_vSelectedBitmap.Ok()) { m_vRclPaint.yTop = m_vSelectedBitmap.GetHeight(); m_vRclPaint.xRight = m_vSelectedBitmap.GetWidth(); @@ -1171,10 +1131,10 @@ void wxDC::DoDrawRoundedRectangle( CalcBoundingBox(vX, vY); CalcBoundingBox(vX2, vY2); -} // end of wxDC::DoDrawRoundedRectangle +} // end of wxPMDCImpl::DoDrawRoundedRectangle // Draw Ellipse within box (x,y) - (x+width, y+height) -void wxDC::DoDrawEllipse( +void wxPMDCImpl::DoDrawEllipse( wxCoord vX , wxCoord vY , wxCoord vWidth @@ -1214,9 +1174,9 @@ void wxDC::DoDrawEllipse( CalcBoundingBox(vX, vY); CalcBoundingBox(vX2, vY2); -} // end of wxDC::DoDrawEllipse +} // end of wxPMDCImpl::DoDrawEllipse -void wxDC::DoDrawEllipticArc( +void wxPMDCImpl::DoDrawEllipticArc( wxCoord vX , wxCoord vY , wxCoord vWidth @@ -1273,9 +1233,9 @@ void wxDC::DoDrawEllipticArc( CalcBoundingBox(vX, vY); CalcBoundingBox(vX2, vY2); -} // end of wxDC::DoDrawEllipticArc +} // end of wxPMDCImpl::DoDrawEllipticArc -void wxDC::DoDrawIcon( +void wxPMDCImpl::DoDrawIcon( const wxIcon& rIcon , wxCoord vX , wxCoord vY @@ -1284,7 +1244,7 @@ void wxDC::DoDrawIcon( // // Need to copy back into a bitmap. ::WinDrawPointer uses device coords // and I don't feel like figuring those out for scrollable windows so - // just convert to a bitmap then let the DoDrawBitmap routing display it + // just convert to a bitmap then let the DoDrawBitmap routine display it // if (rIcon.IsXpm()) { @@ -1298,19 +1258,21 @@ void wxDC::DoDrawIcon( } CalcBoundingBox(vX, vY); CalcBoundingBox(vX + rIcon.GetWidth(), vY + rIcon.GetHeight()); -} // end of wxDC::DoDrawIcon +} // end of wxPMDCImpl::DoDrawIcon -void wxDC::DoDrawBitmap( +void wxPMDCImpl::DoDrawBitmap( const wxBitmap& rBmp , wxCoord vX , wxCoord vY , bool bUseMask ) { +#if wxUSE_PRINTING_ARCHITECTURE if (!IsKindOf(CLASSINFO(wxPrinterDC))) +#endif { HBITMAP hBitmap = (HBITMAP)rBmp.GetHBITMAP(); - HBITMAP hBitmapOld; + HBITMAP hBitmapOld = NULLHANDLE; POINTL vPoint[4]; vY = OS2Y(vY,rBmp.GetHeight()); @@ -1391,19 +1353,19 @@ void wxDC::DoDrawBitmap( // // Need to get a background color for mask blitting // - if (IsKindOf(CLASSINFO(wxWindowDC))) + if (IsKindOf(CLASSINFO(wxWindowDCImpl))) { - wxWindowDC* pWindowDC = wxDynamicCast(this, wxWindowDC); + wxWindowDCImpl* pWindowDC = wxDynamicCast(this, wxWindowDCImpl); lColor = pWindowDC->m_pCanvas->GetBackgroundColour().GetPixel(); } - else if (GetBrush() != wxNullBrush) + else if (GetBrush().Ok()) lColor = GetBrush().GetColour().GetPixel(); else lColor = m_textBackgroundColour.GetPixel(); // - // Bitmap must be ina double-word alligned address so we may + // Bitmap must be in a double-word aligned address so we may // have some padding to worry about // if (nLineBoundary > 0) @@ -1701,9 +1663,9 @@ void wxDC::DoDrawBitmap( ::GpiSetBackColor((HPS)GetHPS(), lOldBackGround); } } -} // end of wxDC::DoDrawBitmap +} // end of wxPMDCImpl::DoDrawBitmap -void wxDC::DoDrawText( +void wxPMDCImpl::DoDrawText( const wxString& rsText , wxCoord vX , wxCoord vY @@ -1718,15 +1680,13 @@ void wxDC::DoDrawText( ); CalcBoundingBox(vX, vY); - GetTextExtent(rsText, &vWidth, &vHeight); + GetOwner()->GetTextExtent(rsText, &vWidth, &vHeight); CalcBoundingBox((vX + vWidth), (vY + vHeight)); -} // end of wxDC::DoDrawText +} // end of wxPMDCImpl::DoDrawText -void wxDC::DrawAnyText( - const wxString& rsText -, wxCoord vX -, wxCoord vY -) +void wxPMDCImpl::DrawAnyText( const wxString& rsText, + wxCoord vX, + wxCoord vY ) { int nOldBackground = 0; POINTL vPtlStart; @@ -1757,45 +1717,34 @@ void wxDC::DrawAnyText( SetBkMode( m_hPS ,m_backgroundMode ); - GetTextExtent( rsText - ,&vTextX - ,&vTextY - ); + GetOwner()->GetTextExtent( rsText + ,&vTextX + ,&vTextY + ); vPtlStart.x = vX; if (!(m_vRclPaint.yTop == 0 && m_vRclPaint.yBottom == 0 && m_vRclPaint.xRight == 0 && m_vRclPaint.xLeft == 0)) { - // - // Position Text a little differently in the Statusbar from other panels - // - if (m_pCanvas && m_pCanvas->IsKindOf(CLASSINFO(wxStatusBar))) - vPtlStart.y = OS2Y(vY,vTextY); - else - vPtlStart.y = (wxCoord)(OS2Y(vY,vTextY/1.5)); // Full extent is a bit much + vPtlStart.y = OS2Y(vY,vTextY); } else { - if (m_vSelectedBitmap != wxNullBitmap) + if (m_vSelectedBitmap.Ok()) { m_vRclPaint.yTop = m_vSelectedBitmap.GetHeight(); m_vRclPaint.xRight = m_vSelectedBitmap.GetWidth(); - if (m_pCanvas && m_pCanvas->IsKindOf(CLASSINFO(wxStatusBar))) - vPtlStart.y = OS2Y(vY,vTextY); - else - vPtlStart.y = (LONG)(OS2Y(vY,vTextY/1.5)); + vPtlStart.y = OS2Y(vY,vTextY); } else vPtlStart.y = vY; } - PCH pzStr = (PCH)rsText.c_str(); - ::GpiMove(m_hPS, &vPtlStart); lHits = ::GpiCharString( m_hPS ,rsText.length() - ,pzStr + ,rsText.char_str() ); if (lHits != GPI_OK) { @@ -1816,7 +1765,7 @@ void wxDC::DrawAnyText( ); } -void wxDC::DoDrawRotatedText( +void wxPMDCImpl::DoDrawRotatedText( const wxString& rsText , wxCoord vX , wxCoord vY @@ -1887,9 +1836,7 @@ void wxDC::DoDrawRotatedText( // set GDI objects // --------------------------------------------------------------------------- -void wxDC::DoSelectPalette( - bool bRealize -) +void wxPMDCImpl::DoSelectPalette( bool WXUNUSED(bRealize) ) { // // Set the old object temporarily, in case the assignment deletes an object @@ -1908,9 +1855,9 @@ void wxDC::DoSelectPalette( if (!m_hOldPalette) m_hOldPalette = (WXHPALETTE)hOldPal; } -} // end of wxDC::DoSelectPalette +} // end of wxPMDCImpl::DoSelectPalette -void wxDC::InitializePalette() +void wxPMDCImpl::InitializePalette() { if (wxDisplayDepth() <= 8 ) { @@ -1931,9 +1878,9 @@ void wxDC::InitializePalette() DoSelectPalette(); } } -} // end of wxDC::InitializePalette +} // end of wxPMDCImpl::InitializePalette -void wxDC::SetPalette( +void wxPMDCImpl::SetPalette( const wxPalette& rPalette ) { @@ -1952,9 +1899,9 @@ void wxDC::SetPalette( HPALETTE hOldPal = ::GpiSelectPalette((HDC) m_hPS, (HPALETTE) m_palette.GetHPALETTE()); if (!m_hOldPalette) m_hOldPalette = (WXHPALETTE)hOldPal; -} // end of wxDC::SetPalette +} // end of wxPMDCImpl::SetPalette -void wxDC::SetFont( +void wxPMDCImpl::SetFont( const wxFont& rFont ) { @@ -1979,19 +1926,17 @@ void wxDC::SetFont( HFONT hFont = m_font.GetResourceHandle(); if (hFont == (HFONT) NULL) { - wxLogDebug(wxT("::SelectObject failed in wxDC::SetFont.")); + wxLogDebug(wxT("::SelectObject failed in wxPMDCImpl::SetFont.")); } if (!m_hOldFont) m_hOldFont = (WXHFONT) hFont; } -} // end of wxDC::SetFont +} // end of wxPMDCImpl::SetFont -void wxDC::SetPen( +void wxPMDCImpl::SetPen( const wxPen& rPen ) { - wxCHECK_RET( Ok(), wxT("invalid window dc") ); - if (m_pen == rPen) return; m_pen = rPen; @@ -2023,12 +1968,10 @@ void wxDC::SetPen( } } -void wxDC::SetBrush( +void wxPMDCImpl::SetBrush( const wxBrush& rBrush ) { - wxCHECK_RET( Ok(), wxT("invalid window dc") ); - if (m_hOldBrush) m_hOldBrush = 0L; m_brush = rBrush; @@ -2057,75 +2000,35 @@ void wxDC::SetBrush( m_hOldBrush = (WXHWND)m_brush.GetPS(); } } -} // end of wxDC::SetBrush +} // end of wxPMDCImpl::SetBrush -void wxDC::SetBackground( - const wxBrush& rBrush -) +void wxPMDCImpl::SetBackground(const wxBrush& rBrush) { m_backgroundBrush = rBrush; - if (!m_backgroundBrush.Ok()) - return; - if (m_pCanvas) - { - bool bCustomColours = true; - // - // If we haven't specified wxUSER_COLOURS, don't allow the panel/dialog box to - // change background colours from the control-panel specified colours. - // - if (m_pCanvas->IsKindOf(CLASSINFO(wxWindow)) && - ((m_pCanvas->GetWindowStyleFlag() & wxUSER_COLOURS) != wxUSER_COLOURS)) - bCustomColours = false; - if (bCustomColours) - { - if (m_backgroundBrush.GetStyle()==wxTRANSPARENT) - { - m_pCanvas->SetTransparent(true); - } - else - { - // - // Setting the background brush of a DC - // doesn't affect the window background colour. However, - // I'm leaving in the transparency setting because it's needed by - // various controls (e.g. wxStaticText) to determine whether to draw - // transparently or not. TODO: maybe this should be a new function - // wxWindow::SetTransparency(). Should that apply to the child itself, or the - // parent? - // m_canvas->SetBackgroundColour(m_backgroundBrush.GetColour()); - // - m_pCanvas->SetTransparent(false); - } - } + if (m_backgroundBrush.Ok()) + { + (void)::GpiSetBackColor((HPS)m_hPS, m_backgroundBrush.GetColour().GetPixel()); } - COLORREF vNewColor = m_backgroundBrush.GetColour().GetPixel(); - (void)::GpiSetBackColor((HPS)m_hPS, (LONG)vNewColor); -} // end of wxDC::SetBackground +} // end of wxPMDCImpl::SetBackground -void wxDC::SetBackgroundMode( - int nMode -) +void wxPMDCImpl::SetBackgroundMode(int nMode) { m_backgroundMode = nMode; -} // end of wxDC::SetBackgroundMode +} // end of wxPMDCImpl::SetBackgroundMode -void wxDC::SetLogicalFunction( - int nFunction -) +void wxPMDCImpl::SetLogicalFunction(wxRasterOperationMode nFunction) { m_logicalFunction = nFunction; SetRop((WXHDC)m_hDC); -} // wxDC::SetLogicalFunction +} // wxPMDCImpl::SetLogicalFunction -void wxDC::SetRop( - WXHDC hDC -) +void wxPMDCImpl::SetRop(WXHDC hDC) { if (!hDC || m_logicalFunction < 0) return; - LONG lCRop; + LONG lCRop; switch (m_logicalFunction) { case wxXOR: @@ -2180,33 +2083,31 @@ void wxDC::SetRop( break; } ::GpiSetMix((HPS)hDC, lCRop); -} // end of wxDC::SetRop +} // end of wxPMDCImpl::SetRop -bool wxDC::StartDoc( - const wxString& rsMessage -) +bool wxPMDCImpl::StartDoc( const wxString& WXUNUSED(rsMessage) ) { // We might be previewing, so return true to let it continue. return true; -} // end of wxDC::StartDoc +} // end of wxPMDCImpl::StartDoc -void wxDC::EndDoc() +void wxPMDCImpl::EndDoc() { -} // end of wxDC::EndDoc +} // end of wxPMDCImpl::EndDoc -void wxDC::StartPage() +void wxPMDCImpl::StartPage() { -} // end of wxDC::StartPage +} // end of wxPMDCImpl::StartPage -void wxDC::EndPage() +void wxPMDCImpl::EndPage() { -} // end of wxDC::EndPage +} // end of wxPMDCImpl::EndPage // --------------------------------------------------------------------------- // text metrics // --------------------------------------------------------------------------- -wxCoord wxDC::GetCharHeight() const +wxCoord wxPMDCImpl::GetCharHeight() const { FONTMETRICS vFM; // metrics structure @@ -2217,7 +2118,7 @@ wxCoord wxDC::GetCharHeight() const return YDEV2LOGREL(vFM.lXHeight); } -wxCoord wxDC::GetCharWidth() const +wxCoord wxPMDCImpl::GetCharWidth() const { FONTMETRICS vFM; // metrics structure @@ -2228,13 +2129,13 @@ wxCoord wxDC::GetCharWidth() const return XDEV2LOGREL(vFM.lAveCharWidth); } -void wxDC::DoGetTextExtent( +void wxPMDCImpl::DoGetTextExtent( const wxString& rsString , wxCoord* pvX , wxCoord* pvY , wxCoord* pvDescent , wxCoord* pvExternalLeading -, wxFont* pTheFont +, const wxFont* pTheFont ) const { POINTL avPoint[TXTBOX_COUNT]; @@ -2244,24 +2145,30 @@ void wxDC::DoGetTextExtent( int l; FONTMETRICS vFM; // metrics structure BOOL bRc; - char* pStr; ERRORID vErrorCode; // last error id code wxFont* pFontToUse = (wxFont*)pTheFont; - char zMsg[128]; // DEBUG + wxChar zMsg[128]; // DEBUG wxString sError; if (!pFontToUse) pFontToUse = (wxFont*)&m_font; l = rsString.length(); - pStr = (PCH) rsString.c_str(); // // In world coordinates. // + if (!m_hPS) + { + (void)wxMessageBox( wxT("wxWidgets core library") + ,"Using uninitialized DC for measuring text!\n" + ,wxICON_INFORMATION + ); + } + bRc = ::GpiQueryTextBox( m_hPS ,l - ,pStr + ,rsString.char_str() ,TXTBOX_COUNT // return maximum information ,avPoint // array of coordinates points ); @@ -2270,8 +2177,8 @@ void wxDC::DoGetTextExtent( vErrorCode = ::WinGetLastError(wxGetInstance()); sError = wxPMErrorToStr(vErrorCode); // DEBUG - sprintf(zMsg, "GpiQueryTextBox for %s: failed with Error: %lx - %s", pStr, vErrorCode, sError.c_str()); - (void)wxMessageBox( "wxWindows Menu sample" + wxSprintf(zMsg, wxT("GpiQueryTextBox for %s: failed with Error: %lx - %s"), rsString.c_str(), vErrorCode, sError.c_str()); + (void)wxMessageBox( wxT("wxWidgets core library") ,zMsg ,wxICON_INFORMATION ); @@ -2303,21 +2210,21 @@ void wxDC::DoGetTextExtent( *pvExternalLeading = vFM.lExternalLeading; } -void wxDC::SetMapMode( - int nMode +void wxPMDCImpl::SetMapMode( + wxMappingMode nMode ) { int nPixelWidth = 0; int nPixelHeight = 0; int nMmWidth = 1; int nMmHeight = 1; - LONG lArray[CAPS_VERTICAL_RESOLUTION]; + LONG lArray[CAPS_VERTICAL_RESOLUTION+1]; m_mappingMode = nMode; if(::DevQueryCaps( m_hDC - ,CAPS_FAMILY - ,CAPS_VERTICAL_RESOLUTION + ,CAPS_FAMILY // id of first item + ,CAPS_VERTICAL_RESOLUTION+1 // number of items wanted ,lArray )) { @@ -2329,15 +2236,15 @@ void wxDC::SetMapMode( lHorzRes = lArray[CAPS_HORIZONTAL_RESOLUTION]; // returns pel/meter lVertRes = lArray[CAPS_VERTICAL_RESOLUTION]; // returns pel/meter nMmWidth = (lHorzRes/1000) * nPixelWidth; - nMmWidth = (lVertRes/1000) * nPixelHeight; + nMmHeight = (lVertRes/1000) * nPixelHeight; } if ((nPixelWidth == 0) || (nPixelHeight == 0) || (nMmWidth == 0) || (nMmHeight == 0)) { return; } - double dMm2pixelsX = nPixelWidth/nMmWidth; - double dMm2pixelsY = nPixelHeight/nMmHeight; + double dMm2pixelsX = nPixelWidth/(double)nMmWidth; + double dMm2pixelsY = nPixelHeight/(double)nMmHeight; switch (nMode) { @@ -2367,6 +2274,7 @@ void wxDC::SetMapMode( m_logicalScaleY = 1.0; break; } + SIZEL vSize; ULONG ulOptions; @@ -2376,45 +2284,29 @@ void wxDC::SetMapMode( ulOptions = PU_ARBITRARY | GPIF_DEFAULT; ::GpiSetPS(m_hPS, &vSize, ulOptions); } - m_nWindowExtX = (int)MS_XDEV2LOG(VIEWPORT_EXTENT); - m_nWindowExtY = (int)MS_YDEV2LOG(VIEWPORT_EXTENT); - // ???? -}; // end of wxDC::SetMapMode + ComputeScaleAndOrigin(); -void wxDC::SetUserScale( - double dX -, double dY -) +}; // end of wxPMDCImpl::SetMapMode + +void wxPMDCImpl::SetUserScale( double dX, + double dY ) { m_userScaleX = dX; m_userScaleY = dY; SetMapMode(m_mappingMode); -} // end of wxDC::SetUserScale +} // end of wxPMDCImpl::SetUserScale -void wxDC::SetAxisOrientation( - bool bXLeftRight -, bool bYBottomUp -) +void wxPMDCImpl::SetAxisOrientation( bool bXLeftRight, + bool bYBottomUp ) { m_signX = bXLeftRight ? 1 : -1; m_signY = bYBottomUp ? -1 : 1; SetMapMode(m_mappingMode); -} // end of wxDC::SetAxisOrientation - -void wxDC::SetSystemScale( - double dX -, double dY -) -{ - m_scaleX = dX; - m_scaleY = dY; +} // end of wxPMDCImpl::SetAxisOrientation - SetMapMode(m_mappingMode); -} // end of wxDC::SetSystemScale - -void wxDC::SetLogicalOrigin( +void wxPMDCImpl::SetLogicalOrigin( wxCoord vX , wxCoord vY ) @@ -2431,9 +2323,9 @@ void wxDC::SetLogicalOrigin( ::GpiSetPageViewport( m_hPS ,&vRect ); -}; // end of wxDC::SetLogicalOrigin +}; // end of wxPMDCImpl::SetLogicalOrigin -void wxDC::SetDeviceOrigin( +void wxPMDCImpl::SetDeviceOrigin( wxCoord vX , wxCoord vY ) @@ -2452,82 +2344,41 @@ void wxDC::SetDeviceOrigin( ::GpiSetPageViewport( m_hPS ,&vRect ); -}; // end of wxDC::SetDeviceOrigin - -// --------------------------------------------------------------------------- -// coordinates transformations -// --------------------------------------------------------------------------- - -wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const -{ - return (wxCoord) (((x) - m_deviceOriginX)/(m_logicalScaleX*m_userScaleX*m_signX*m_scaleX) - m_logicalOriginX); -} - -wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const -{ - // axis orientation is not taken into account for conversion of a distance - return (wxCoord) ((x)/(m_logicalScaleX*m_userScaleX*m_scaleX)); -} - -wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const -{ - return (wxCoord) (((y) - m_deviceOriginY)/(m_logicalScaleY*m_userScaleY*m_signY*m_scaleY) - m_logicalOriginY); -} - -wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const -{ - // axis orientation is not taken into account for conversion of a distance - return (wxCoord) ((y)/(m_logicalScaleY*m_userScaleY*m_scaleY)); -} - -wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const -{ - return (wxCoord) ((x - m_logicalOriginX)*m_logicalScaleX*m_userScaleX*m_signX*m_scaleX + m_deviceOriginX); -} - -wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const -{ - // axis orientation is not taken into account for conversion of a distance - return (wxCoord) (x*m_logicalScaleX*m_userScaleX*m_scaleX); -} - -wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const -{ - return (wxCoord) ((y - m_logicalOriginY)*m_logicalScaleY*m_userScaleY*m_signY*m_scaleY + m_deviceOriginY); -} - -wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const -{ - // axis orientation is not taken into account for conversion of a distance - return (wxCoord) (y*m_logicalScaleY*m_userScaleY*m_scaleY); -} +}; // end of wxPMDCImpl::SetDeviceOrigin // --------------------------------------------------------------------------- // bit blit // --------------------------------------------------------------------------- -bool wxDC::DoBlit( - wxCoord vXdest -, wxCoord vYdest -, wxCoord vWidth -, wxCoord vHeight -, wxDC* pSource -, wxCoord vXsrc -, wxCoord vYsrc -, int nRop -, bool bUseMask -, wxCoord vXsrcMask -, wxCoord vYsrcMask -) +bool wxPMDCImpl::DoBlit( wxCoord vXdest, + wxCoord vYdest, + wxCoord vWidth, + wxCoord vHeight, + wxDC* pSource, + wxCoord vXsrc, + wxCoord vYsrc, + wxRasterOperationMode nRop, + bool bUseMask, + wxCoord WXUNUSED(vXsrcMask), + wxCoord WXUNUSED(vYsrcMask) ) { wxMask* pMask = NULL; CHARBUNDLE vCbnd; COLORREF vOldTextColor; COLORREF vOldBackground = ::GpiQueryBackColor(m_hPS); + wxDCImpl *impl = pSource->GetImpl(); + wxPMDCImpl *pm_impl = wxDynamicCast( impl, wxPMDCImpl ); + if (!pm_impl) + { + // TODO: Do we want to be able to blit + // from other DCs too? + return false; + } + if (bUseMask) { - const wxBitmap& rBmp = pSource->m_vSelectedBitmap; + const wxBitmap& rBmp = pm_impl->GetSelectedBitmap(); pMask = rBmp.GetMask(); if (!(rBmp.Ok() && pMask && pMask->GetMaskBitmap())) @@ -2612,13 +2463,12 @@ bool wxDC::DoBlit( vBmpHdr.cBitCount = 24; #if wxUSE_DC_CACHEING - if (true) { // // create a temp buffer bitmap and DCs to access it and the mask // wxDCCacheEntry* pDCCacheEntry1 = FindDCInCache( NULL - ,pSource->GetHPS() + ,pm_impl->GetHPS() ); wxDCCacheEntry* pDCCacheEntry2 = FindDCInCache( pDCCacheEntry1 ,GetHPS() @@ -2631,9 +2481,9 @@ bool wxDC::DoBlit( hPSMask = pDCCacheEntry1->m_hPS; hDCBuffer = (HDC)pDCCacheEntry2->m_hPS; hBufBitmap = (HBITMAP)pBitmapCacheEntry->m_hBitmap; + wxUnusedVar(hDCMask); } - else -#endif +#else { hDCMask = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDOP, NULLHANDLE); hDCBuffer = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDOP, NULLHANDLE); @@ -2641,6 +2491,7 @@ bool wxDC::DoBlit( hPSBuffer = ::GpiCreatePS(vHabmain, hDCBuffer, &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC); hBufBitmap = ::GpiCreateBitmap(GetHPS(), &vBmpHdr, 0L, NULL, NULL); } +#endif POINTL aPoint1[4] = { {0, 0} ,{vWidth, vHeight} @@ -2778,7 +2629,7 @@ bool wxDC::DoBlit( }; bSuccess = (::GpiBitBlt( m_hPS - ,pSource->GetHPS() + ,pm_impl->GetHPS() ,4L ,aPoint ,lRop @@ -2800,60 +2651,62 @@ bool wxDC::DoBlit( return bSuccess; } -void wxDC::DoGetSize( - int* pnWidth -, int* pnHeight -) const +void wxPMDCImpl::DoGetSize( int* pnWidth, + int* pnHeight ) const { - LONG lArray[CAPS_HEIGHT]; + LONG lArray[CAPS_HEIGHT+1]; if(::DevQueryCaps( m_hDC ,CAPS_FAMILY - ,CAPS_HEIGHT + ,CAPS_HEIGHT+1 ,lArray )) { - *pnWidth = lArray[CAPS_WIDTH]; - *pnHeight = lArray[CAPS_HEIGHT]; + if (pnWidth) + *pnWidth = lArray[CAPS_WIDTH]; + if (pnHeight) + *pnHeight = lArray[CAPS_HEIGHT]; } -}; // end of wxDC::DoGetSize( +}; // end of wxPMDCImpl::DoGetSize( -void wxDC::DoGetSizeMM( - int* pnWidth -, int* pnHeight -) const +void wxPMDCImpl::DoGetSizeMM( int* pnWidth, + int* pnHeight ) const { - LONG lArray[CAPS_VERTICAL_RESOLUTION]; + LONG lArray[CAPS_VERTICAL_RESOLUTION+1]; if(::DevQueryCaps( m_hDC ,CAPS_FAMILY - ,CAPS_VERTICAL_RESOLUTION + ,CAPS_VERTICAL_RESOLUTION+1 ,lArray )) { - int nWidth; - int nHeight; - int nHorzRes; - int nVertRes; + if(pnWidth) + { + int nWidth = lArray[CAPS_WIDTH]; + int nHorzRes = lArray[CAPS_HORIZONTAL_RESOLUTION]; // returns pel/meter + // use fp to avoid returning 0 if nHorzRes < 1000 + *pnWidth = (int)((nHorzRes/1000.0) * nWidth); + } - nWidth = lArray[CAPS_WIDTH]; - nHeight = lArray[CAPS_HEIGHT]; - nHorzRes = lArray[CAPS_HORIZONTAL_RESOLUTION]; // returns pel/meter - nVertRes = lArray[CAPS_VERTICAL_RESOLUTION]; // returns pel/meter - nWidth = (nHorzRes/1000) * nWidth; - nHeight = (nVertRes/1000) * nHeight; + if(pnHeight) + { + int nHeight = lArray[CAPS_HEIGHT]; + int nVertRes = lArray[CAPS_VERTICAL_RESOLUTION]; // returns pel/meter + // use fp to avoid returning 0 if nVertRes < 1000 + *pnHeight = (int)((nVertRes/1000.0) * nHeight); + } } -}; // end of wxDC::DoGetSizeMM +}; // end of wxPMDCImpl::DoGetSizeMM -wxSize wxDC::GetPPI() const +wxSize wxPMDCImpl::GetPPI() const { - LONG lArray[CAPS_VERTICAL_RESOLUTION]; - int nWidth; - int nHeight; + LONG lArray[CAPS_VERTICAL_RESOLUTION+1]; + int nWidth = 0; + int nHeight = 0; if(::DevQueryCaps( m_hDC ,CAPS_FAMILY - ,CAPS_VERTICAL_RESOLUTION + ,CAPS_VERTICAL_RESOLUTION+1 ,lArray )) { @@ -2869,17 +2722,12 @@ wxSize wxDC::GetPPI() const nWidth = (int)((nHorzRes/39.3) * nPelWidth); nHeight = (int)((nVertRes/39.3) * nPelHeight); } - return (wxSize(nWidth,nHeight)); -} // end of wxDC::GetPPI + wxSize ppisize(nWidth, nHeight); + return ppisize; +} // end of wxPMDCImpl::GetPPI -void wxDC::SetLogicalScale( - double dX -, double dY -) +void wxPMDCImpl::SetLogicalScale( double dX, double dY ) { m_logicalScaleX = dX; m_logicalScaleY = dY; -}; // end of wxDC::SetLogicalScale - - - +}; // end of wxPMDCImpl::SetLogicalScale