X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/76208c7ef663c50e76e466d0bf73e60860c6f445..9bb50fd0b04c824fc7ba14c0dc4ba4a2a9a1e6ad:/src/motif/dcclient.cpp diff --git a/src/motif/dcclient.cpp b/src/motif/dcclient.cpp index d702b6d764..b8276477c3 100644 --- a/src/motif/dcclient.cpp +++ b/src/motif/dcclient.cpp @@ -36,18 +36,20 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "dcclient.h" #endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + #include "wx/dcclient.h" #include "wx/dcmemory.h" #include "wx/window.h" #include "wx/app.h" #include "wx/image.h" #include "wx/log.h" - -#include +#include "wx/math.h" #ifdef __VMS__ #pragma message disable nosimpint @@ -83,9 +85,18 @@ static Pixmap bdiag, cdiag, fdiag, cross, horiz, verti; // macros // ---------------------------------------------------------------------------- - IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC) - IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC) - IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC) +IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC) +IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC) +IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC) + +#ifndef IS_HATCH + // IS_HATCH exists for WXWIN_COMPATIBILITY_2_4 only + // but wxMotif needs it for its internals here + #define IS_HATCH(s) ((s)>=wxFIRST_HATCH && (s)<=wxLAST_HATCH) +#endif + +// FIXME: left over after removal of wxDC::GetOptimization() +#define GET_OPTIMIZATION false // ---------------------------------------------------------------------------- // prototypes @@ -140,12 +151,11 @@ void wxWindowDC::Init() m_currentFill = -1; m_colour = wxColourDisplay(); m_display = (WXDisplay*) NULL; - m_currentRegion = (WXRegion) 0; - m_userRegion = (WXRegion) 0; m_pixmap = (WXPixmap) 0; m_autoSetting = 0; m_oldFont = (WXFont) 0; m_ok = false; + m_clipRegion = (WXRegion) 0; } wxWindowDC::wxWindowDC() @@ -161,7 +171,7 @@ wxWindowDC::wxWindowDC( wxWindow *window ) m_window = window; m_font = window->GetFont(); - m_ok = TRUE; + m_ok = true; m_display = window->GetXDisplay(); m_pixmap = window->GetXWindow(); @@ -215,16 +225,12 @@ wxWindowDC::~wxWindowDC() XFreeGC ((Display*) m_display, (GC) m_gcBacking); m_gcBacking = (WXGC) 0; - if (m_currentRegion) - XDestroyRegion ((Region) m_currentRegion); - m_currentRegion = (WXRegion) 0; - - if (m_userRegion) - XDestroyRegion ((Region) m_userRegion); - m_userRegion = (WXRegion) 0; + if (m_clipRegion) + XDestroyRegion ((Region) m_clipRegion); + m_clipRegion = (WXRegion) 0; } -extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y, +extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y, const wxColour & col, int style); bool wxWindowDC::DoFloodFill(wxCoord x, wxCoord y, @@ -232,7 +238,7 @@ bool wxWindowDC::DoFloodFill(wxCoord x, wxCoord y, { return wxDoFloodFill(this, x, y, col, style); } - + bool wxWindowDC::DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const { // Generic (and therefore rather inefficient) method. @@ -244,7 +250,7 @@ bool wxWindowDC::DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const memdc.SelectObject(wxNullBitmap); wxImage image = bitmap.ConvertToImage(); col->Set(image.GetRed(0, 0), image.GetGreen(0, 0), image.GetBlue(0, 0)); - return TRUE; + return true; } void wxWindowDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 ) @@ -404,7 +410,7 @@ void wxWindowDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT) { - m_autoSetting = TRUE; // must be reset + m_autoSetting = true; // must be reset SetBrush (m_brush); XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, wd, hd, start, end); @@ -783,17 +789,20 @@ void wxWindowDC::DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord hei bool wxWindowDC::CanDrawBitmap() const { - wxCHECK_MSG( Ok(), FALSE, "invalid dc" ); + wxCHECK_MSG( Ok(), false, "invalid dc" ); - return TRUE; + return true; } -// TODO: use scaled Blit e.g. as per John Price's implementation in Contrib/Utilities -bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, - wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop, bool useMask, +// TODO: use scaled Blit e.g. as per John Price's implementation +// in Contrib/Utilities +bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, + wxCoord width, wxCoord height, + wxDC *source, wxCoord xsrc, wxCoord ysrc, + int rop, bool useMask, wxCoord xsrcMask, wxCoord ysrcMask ) { - wxCHECK_MSG( Ok(), FALSE, "invalid dc" ); + wxCHECK_MSG( Ok(), false, "invalid dc" ); wxWindowDC* sourceDC = wxDynamicCast(source, wxWindowDC); @@ -822,8 +831,8 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord he if( m_textForegroundColour.GetPixel() <= -1 ) CalculatePixel( m_textForegroundColour, - m_textForegroundColour, TRUE); - + m_textForegroundColour, true); + int pixel = m_textForegroundColour.GetPixel(); if (pixel > -1) SetForegroundPixelWithLogicalFunction(pixel); @@ -835,7 +844,7 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord he Pixmap sourcePixmap = (Pixmap) NULL; double scaleX, scaleY; GetUserScale(& scaleX, & scaleY); - bool retVal = FALSE; + bool retVal = false; /* TODO: use the mask origin when drawing transparently */ if (xsrcMask == -1 && ysrcMask == -1) @@ -889,7 +898,7 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord he source->LogicalToDeviceXRel(width), source->LogicalToDeviceYRel(height), XLOG2DEV_2 (xdest), YLOG2DEV_2 (ydest), - TRUE, &cache); + True, &cache); if ( useMask && source->IsKindOf(CLASSINFO(wxMemoryDC)) ) { @@ -908,17 +917,22 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord he source->LogicalToDeviceXRel(width), source->LogicalToDeviceYRel(height), XLOG2DEV (xdest), YLOG2DEV (ydest), - FALSE, &cache); + False, &cache); if ( useMask ) { - XSetClipMask ((Display*) m_display, (GC) m_gc, None); + if ( m_clipRegion ) + XSetRegion ((Display*) m_display, (GC) m_gc, + (Region) m_clipRegion); + else + XSetClipMask ((Display*) m_display, (GC) m_gc, None); + XSetClipOrigin ((Display*) m_display, (GC) m_gc, 0, 0); } } else { //XGCValues values; - //XGetGCValues((Display*)m_display, (GC)m_gc, GCForeground, &values); + //XGetGCValues((Display*)m_display, (GC)m_gc, GCForeground, &values); if (m_window && m_window->GetBackingPixmap()) { @@ -976,7 +990,12 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord he } if ( useMask ) { - XSetClipMask ((Display*) m_display, (GC) m_gc, None); + if ( m_clipRegion ) + XSetRegion ((Display*) m_display, (GC) m_gc, + (Region) m_clipRegion); + else + XSetClipMask ((Display*) m_display, (GC) m_gc, None); + XSetClipOrigin ((Display*) m_display, (GC) m_gc, 0, 0); } @@ -986,7 +1005,7 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord he SetLogicalFunction(orig); - retVal = TRUE; + retVal = true; } if (scaledBitmap) delete scaledBitmap; @@ -1016,7 +1035,7 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y ) int cx = 0; int cy = 0; int ascent = 0; - int slen; + int slen = text.length(); // Set FillStyle, otherwise X will use current stipple! XGCValues gcV, gcBackingV; @@ -1030,27 +1049,9 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y ) XSetFillStyle ((Display*) m_display, (GC) m_gcBacking, FillSolid); } - slen = strlen(text); - if (m_font.Ok()) - { - WXFontStructPtr pFontStruct = m_font.GetFontStruct(m_userScaleY*m_logicalScaleY, m_display); - int direction, descent; - XCharStruct overall_return; -#if 0 - if (use16) - (void)XTextExtents16((XFontStruct*) pFontStruct, (XChar2b *)(const char*) text, slen, &direction, - &ascent, &descent, &overall_return); - else -#endif // 0 - (void)XTextExtents((XFontStruct*) pFontStruct, - wxConstCast(text.c_str(), char), - slen, &direction, - &ascent, &descent, &overall_return); - - cx = overall_return.width; - cy = ascent + descent; - } + wxGetTextExtent (m_display, m_font, m_userScaleY * m_logicalScaleY, + text, &cx, &cy, &ascent, NULL); // First draw a rectangle representing the text background, if a text // background is specified @@ -1068,7 +1069,7 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y ) sameColour = (sameColour && (oldPenColour.GetPixel() == m_textBackgroundColour.GetPixel())); - if (!sameColour || !GetOptimization()) + if (!sameColour || !GET_OPTIMIZATION) { int pixel = m_textBackgroundColour.AllocColour(m_display); m_currentColour = m_textBackgroundColour; @@ -1101,10 +1102,10 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y ) (oldPenColour.Green () == m_currentColour.Green ()) && (oldPenColour.GetPixel() == m_currentColour.GetPixel())); - if (!sameColour || !GetOptimization()) + if (!sameColour || !GET_OPTIMIZATION) { int pixel = CalculatePixel(m_textForegroundColour, - m_currentColour, FALSE); + m_currentColour, false); // Set the GC to the required colour if (pixel > -1) @@ -1126,7 +1127,12 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y ) (XChar2b *)(char*) (const char*) text, slen); else #endif // 0 +#if wxMOTIF_NEW_FONT_HANDLING + XFontSet fset = (XFontSet) m_font.GetFontSet (m_userScaleY * m_logicalScaleY, m_display); + XmbDrawString((Display*) m_display, (Pixmap) m_pixmap, fset, (GC) m_gc, XLOG2DEV (x), YLOG2DEV (y) + ascent, text, slen); +#else XDrawString((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, XLOG2DEV (x), YLOG2DEV (y) + ascent, text, slen); +#endif if (m_window && m_window->GetBackingPixmap()) { #if 0 @@ -1136,9 +1142,15 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y ) (XChar2b *)(char*) (const char*) text, slen); else #endif // 0 +#if wxMOTIF_NEW_FONT_HANDLING + XmbDrawString((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), fset, (GC) m_gcBacking, + XLOG2DEV_2 (x), YLOG2DEV_2 (y) + ascent, + wxConstCast(text.c_str(), char), slen); +#else XDrawString((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking, XLOG2DEV_2 (x), YLOG2DEV_2 (y) + ascent, wxConstCast(text.c_str(), char), slen); +#endif } // restore fill style @@ -1180,8 +1192,8 @@ void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, if( m_textForegroundColour.GetPixel() <= -1 ) CalculatePixel( m_textForegroundColour, - m_textForegroundColour, TRUE); - + m_textForegroundColour, true); + foregroundPixel = m_textForegroundColour.GetPixel(); } @@ -1189,31 +1201,10 @@ void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, int cx = 0; int cy = 0; int ascent = 0; - int slen = text.length(); if (m_font.Ok()) - { - // Calculate text extent. - WXFontStructPtr pFontStruct = - m_font.GetFontStruct(m_userScaleY*m_logicalScaleY, m_display); - int direction, descent; - XCharStruct overall_return; -#if 0 - if (use16) - (void)XTextExtents16((XFontStruct*) pFontStruct, - (XChar2b *)(const char*) text, - slen, &direction, - &ascent, &descent, &overall_return); - else -#endif // 0 - (void)XTextExtents((XFontStruct*) pFontStruct, - wxConstCast(text.c_str(), char), - slen, &direction, - &ascent, &descent, &overall_return); - - cx = overall_return.width; - cy = ascent + descent; - } + wxGetTextExtent (m_display, m_font, m_userScaleY * m_logicalScaleY, + text, &cx, &cy, &ascent, NULL); wxBitmap src(cx, cy); wxMemoryDC dc; @@ -1312,7 +1303,7 @@ void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, bool wxWindowDC::CanGetTextExtent() const { - return TRUE; + return true; } void wxWindowDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoord *height, @@ -1321,9 +1312,7 @@ void wxWindowDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoor { wxCHECK_RET( Ok(), "invalid dc" ); - wxFont* theFont = font; - if (!theFont) - theFont = (wxFont *)&m_font; // const_cast + const wxFont* theFont = font ? font : &m_font; if (!theFont->Ok()) { @@ -1335,33 +1324,11 @@ void wxWindowDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoor return; } - WXFontStructPtr pFontStruct = theFont->GetFontStruct(m_userScaleY*m_logicalScaleY, m_display); - - int direction, ascent, descent2; - XCharStruct overall; - int slen; + wxGetTextExtent(m_display, *theFont, m_userScaleY * m_logicalScaleY, + string, width, height, NULL, descent); -#if 0 - if (use16) - slen = str16len(string); - else -#endif // 0 - slen = strlen(string); - -#if 0 - if (use16) - XTextExtents16((XFontStruct*) pFontStruct, (XChar2b *) (char*) (const char*) string, slen, &direction, - &ascent, &descent2, &overall); - else -#endif // 0 - XTextExtents((XFontStruct*) pFontStruct, - wxConstCast(string.c_str(), char), slen, &direction, - &ascent, &descent2, &overall); - - if (width) *width = XDEV2LOGREL (overall.width); - if (height) *height = YDEV2LOGREL (ascent + descent2); - if (descent) - *descent = descent2; + if (width) *width = XDEV2LOGREL (*width); + if (height) *height = YDEV2LOGREL (*height); if (externalLeading) *externalLeading = 0; } @@ -1370,14 +1337,13 @@ wxCoord wxWindowDC::GetCharWidth() const { wxCHECK_MSG( Ok(), 0, "invalid dc" ); wxCHECK_MSG( m_font.Ok(), 0, "invalid font" ); + + int width; - WXFontStructPtr pFontStruct = m_font.GetFontStruct(m_userScaleY * m_logicalScaleY, m_display); + wxGetTextExtent (m_display, m_font, m_userScaleY * m_logicalScaleY, + "x", &width, NULL, NULL, NULL); - int direction, ascent, descent; - XCharStruct overall; - XTextExtents ((XFontStruct*) pFontStruct, "x", 1, &direction, &ascent, - &descent, &overall); - return XDEV2LOGREL(overall.width); + return XDEV2LOGREL(width); } wxCoord wxWindowDC::GetCharHeight() const @@ -1385,14 +1351,12 @@ wxCoord wxWindowDC::GetCharHeight() const wxCHECK_MSG( Ok(), 0, "invalid dc" ); wxCHECK_MSG( m_font.Ok(), 0, "invalid font" ); - WXFontStructPtr pFontStruct = m_font.GetFontStruct(m_userScaleY*m_logicalScaleY, m_display); + int height; + + wxGetTextExtent (m_display, m_font, m_userScaleY * m_logicalScaleY, + "x", NULL, &height, NULL, NULL); - int direction, ascent, descent; - XCharStruct overall; - XTextExtents ((XFontStruct*) pFontStruct, "x", 1, &direction, &ascent, - &descent, &overall); - // return XDEV2LOGREL(overall.ascent + overall.descent); - return XDEV2LOGREL(ascent + descent); + return XDEV2LOGREL(height); } void wxWindowDC::DoGetSize( int *width, int *height ) const @@ -1418,7 +1382,7 @@ void wxWindowDC::Clear() { wxCHECK_RET( Ok(), "invalid dc" ); - wxRect rect( wxPoint( 0, 0 ), GetSize() ); + wxRect rect( GetSize() ); Clear( rect ); } @@ -1461,6 +1425,7 @@ void wxWindowDC::SetFont( const wxFont &font ) return; } +#if !wxMOTIF_NEW_FONT_HANDLING WXFontStructPtr pFontStruct = m_font.GetFontStruct(m_userScaleY*m_logicalScaleY, m_display); Font fontId = ((XFontStruct*)pFontStruct)->fid; @@ -1468,6 +1433,7 @@ void wxWindowDC::SetFont( const wxFont &font ) if (m_window && m_window->GetBackingPixmap()) XSetFont ((Display*) m_display,(GC) m_gcBacking, fontId); +#endif } void wxWindowDC::SetForegroundPixelWithLogicalFunction(int pixel) @@ -1494,7 +1460,7 @@ int wxWindowDC::CalculatePixel(wxColour& colour, wxColour& curCol, bool roundToWhite) const { const unsigned char wp = (unsigned char)255; - + int pixel = -1; if(!m_colour) // Mono display { @@ -1575,7 +1541,7 @@ void wxWindowDC::SetPen( const wxPen &pen ) (oldPenColour.Green () == m_currentColour.Green ()) && (oldPenColour.GetPixel() == m_currentColour.GetPixel())); - if (!sameStyle || !GetOptimization()) + if (!sameStyle || !GET_OPTIMIZATION) { int scaled_width = (int) XLOG2DEVREL (m_pen.GetWidth ()); if (scaled_width < 0) @@ -1688,7 +1654,7 @@ void wxWindowDC::SetPen( const wxPen &pen ) XSetLineAttributes ((Display*) m_display,(GC) m_gcBacking, scaled_width, style, cap, join); } - if (IS_HATCH(m_currentFill) && ((m_currentFill != oldFill) || !GetOptimization())) + if (IS_HATCH(m_currentFill) && ((m_currentFill != oldFill) || !GET_OPTIMIZATION)) { Pixmap myStipple; @@ -1746,7 +1712,7 @@ void wxWindowDC::SetPen( const wxPen &pen ) XSetStipple ((Display*) m_display,(GC) m_gcBacking, myStipple); } else if (m_currentStipple.Ok() - && ((m_currentStipple != oldStipple) || !GetOptimization())) + && ((m_currentStipple != oldStipple) || !GET_OPTIMIZATION)) { XSetStipple ((Display*) m_display, (GC) m_gc, (Pixmap) m_currentStipple.GetDrawable()); @@ -1754,7 +1720,7 @@ void wxWindowDC::SetPen( const wxPen &pen ) XSetStipple ((Display*) m_display,(GC) m_gcBacking, (Pixmap) m_currentStipple.GetDrawable()); } - if ((m_currentFill != oldFill) || !GetOptimization()) + if ((m_currentFill != oldFill) || !GET_OPTIMIZATION) { int fill_style; @@ -1770,7 +1736,7 @@ void wxWindowDC::SetPen( const wxPen &pen ) } // must test m_logicalFunction, because it involves background! - if (!sameColour || !GetOptimization() + if (!sameColour || !GET_OPTIMIZATION || ((m_logicalFunction == wxXOR) || (m_autoSetting & 0x2))) { int pixel = -1; @@ -1778,7 +1744,7 @@ void wxWindowDC::SetPen( const wxPen &pen ) pixel = m_backgroundPixel; else { - pixel = CalculatePixel(m_pen.GetColour(), m_currentColour, FALSE); + pixel = CalculatePixel(m_pen.GetColour(), m_currentColour, false); } // Finally, set the GC to the required colour @@ -1820,7 +1786,7 @@ void wxWindowDC::SetBrush( const wxBrush &brush ) int stippleDepth = -1; - if ((oldFill != m_brush.GetStyle ()) || !GetOptimization()) + if ((oldFill != m_brush.GetStyle ()) || !GET_OPTIMIZATION) { switch (brush.GetStyle ()) { @@ -1842,7 +1808,7 @@ void wxWindowDC::SetBrush( const wxBrush &brush ) // determine whether fill style should be solid or // transparent int style = stippleDepth == 1 ? - (m_backgroundMode == wxSOLID ? + (m_backgroundMode == wxSOLID ? FillOpaqueStippled : FillStippled) : FillTiled; XSetFillStyle ((Display*) m_display, (GC) m_gc, style); @@ -1859,7 +1825,7 @@ void wxWindowDC::SetBrush( const wxBrush &brush ) } } - if (IS_HATCH(m_currentFill) && ((m_currentFill != oldFill) || !GetOptimization())) + if (IS_HATCH(m_currentFill) && ((m_currentFill != oldFill) || !GET_OPTIMIZATION)) { Pixmap myStipple; @@ -1938,10 +1904,10 @@ void wxWindowDC::SetBrush( const wxBrush &brush ) } // must test m_logicalFunction, because it involves background! - if (!sameColour || !GetOptimization() || m_logicalFunction == wxXOR) + if (!sameColour || !GET_OPTIMIZATION || m_logicalFunction == wxXOR) { - int pixel = CalculatePixel(m_brush.GetColour(), m_currentColour, TRUE); - + int pixel = CalculatePixel(m_brush.GetColour(), m_currentColour, true); + if (pixel > -1) SetForegroundPixelWithLogicalFunction(pixel); } @@ -2077,57 +2043,54 @@ void wxWindowDC::SetPalette( const wxPalette& palette ) } } -// Helper function -void wxWindowDC::SetDCClipping() +static void wxCopyRegion( WXRegion src, WXRegion& dst ) { - // m_userRegion is the region set by calling SetClippingRegion - - if (m_currentRegion) - XDestroyRegion ((Region) m_currentRegion); - - // We need to take into account - // clipping imposed on a window by a repaint. - // We'll combine it with the user region. But for now, - // just use the currently-defined user clipping region. - if (m_userRegion || (m_window && m_window->GetUpdateRegion().Ok()) ) - m_currentRegion = (WXRegion) XCreateRegion (); - else - m_currentRegion = (WXRegion) NULL; - - if ((m_window && m_window->GetUpdateRegion().Ok()) && m_userRegion) - XIntersectRegion ((Region) m_window->GetUpdateRegion().GetXRegion(), (Region) m_userRegion, (Region) m_currentRegion); - else if (m_userRegion) - XIntersectRegion ((Region) m_userRegion, (Region) m_userRegion, (Region) m_currentRegion); - else if (m_window && m_window->GetUpdateRegion().Ok()) - XIntersectRegion ((Region) m_window->GetUpdateRegion().GetXRegion(), (Region) m_window->GetUpdateRegion().GetXRegion(), - (Region) m_currentRegion); + if( !dst ) + dst = XCreateRegion(); + XUnionRegion( (Region)src, (Region)src, (Region)dst ); +} - if (m_currentRegion) +// Helper function; userRegion is the region set by calling SetClippingRegion +void wxWindowDC::SetDCClipping( WXRegion userRegion ) +{ + bool hasUpdateRegion = m_window && m_window->GetUpdateRegion().Ok(); + // this means that we should start the clip region from scratch, + // or from the update region, if any + if( !userRegion ) { - XSetRegion ((Display*) m_display, (GC) m_gc, (Region) m_currentRegion); + if( m_clipRegion ) + XDestroyRegion( (Region)m_clipRegion ); + m_clipRegion = (WXRegion)NULL; + + if( hasUpdateRegion ) + wxCopyRegion( m_window->GetUpdateRegion().GetX11Region(), + m_clipRegion ); } - else + // intersect the user region, if any, with the + // exisiting clip region + else // if( userRegion ) { - XSetClipMask ((Display*) m_display, (GC) m_gc, None); + if( !m_clipRegion ) + wxCopyRegion( userRegion, m_clipRegion ); + else + XIntersectRegion( (Region)m_clipRegion, + (Region)userRegion, (Region)m_clipRegion ); } + if( m_clipRegion ) + XSetRegion( (Display*)m_display, (GC)m_gc, (Region)m_clipRegion ); + else + XSetClipMask( (Display*)m_display, (GC)m_gc, None ); } -void wxWindowDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) +void wxWindowDC::DoSetClippingRegion( wxCoord x, wxCoord y, + wxCoord width, wxCoord height ) { wxDC::DoSetClippingRegion( x, y, width, height ); - if (m_userRegion) - XDestroyRegion ((Region) m_userRegion); - m_userRegion = (WXRegion) XCreateRegion (); - XRectangle r; - r.x = XLOG2DEV (x); - r.y = YLOG2DEV (y); - r.width = XLOG2DEVREL(width); - r.height = YLOG2DEVREL(height); - XUnionRectWithRegion (&r, (Region) m_userRegion, (Region) m_userRegion); + wxRegion temp(x, y, width, height); - SetDCClipping (); + SetDCClipping(temp.GetX11Region()); // Needs to work differently for Pixmap: without this, // there's a nasty (Display*) m_display bug. 8/12/94 @@ -2138,7 +2101,8 @@ void wxWindowDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoo rects[0].y = YLOG2DEV_2(y); rects[0].width = XLOG2DEVREL(width); rects[0].height = YLOG2DEVREL(height); - XSetClipRectangles((Display*) m_display, (GC) m_gcBacking, 0, 0, rects, 1, Unsorted); + XSetClipRectangles((Display*) m_display, (GC) m_gcBacking, + 0, 0, rects, 1, Unsorted); } } @@ -2148,13 +2112,7 @@ void wxWindowDC::DoSetClippingRegionAsRegion( const wxRegion& region ) wxDC::DoSetClippingRegion( box.x, box.y, box.width, box.height ); - if (m_userRegion) - XDestroyRegion ((Region) m_userRegion); - m_userRegion = (WXRegion) XCreateRegion (); - - XUnionRegion((Region) m_userRegion, (Region) region.GetXRegion(), (Region) m_userRegion); - - SetDCClipping (); + SetDCClipping(region.GetX11Region()); // Needs to work differently for Pixmap: without this, // there's a nasty (Display*) m_display bug. 8/12/94 @@ -2165,7 +2123,8 @@ void wxWindowDC::DoSetClippingRegionAsRegion( const wxRegion& region ) rects[0].y = YLOG2DEV_2(box.y); rects[0].width = XLOG2DEVREL(box.width); rects[0].height = YLOG2DEVREL(box.height); - XSetClipRectangles((Display*) m_display, (GC) m_gcBacking, 0, 0, rects, 1, Unsorted); + XSetClipRectangles((Display*) m_display, (GC) m_gcBacking, + 0, 0, rects, 1, Unsorted); } } @@ -2174,21 +2133,16 @@ void wxWindowDC::DestroyClippingRegion() { wxDC::DestroyClippingRegion(); - if (m_userRegion) - XDestroyRegion ((Region) m_userRegion); - m_userRegion = NULL; + SetDCClipping(NULL); - SetDCClipping (); - - XGCValues gc_val; - gc_val.clip_mask = None; if (m_window && m_window->GetBackingPixmap()) - XChangeGC((Display*) m_display, (GC) m_gcBacking, GCClipMask, &gc_val); + XSetClipMask ((Display*) m_display, (GC) m_gcBacking, None); } // Resolution in pixels per logical inch wxSize wxWindowDC::GetPPI() const { + // TODO return wxSize(100, 100); } @@ -2207,51 +2161,15 @@ int wxWindowDC::GetDepth() const wxPaintDC::wxPaintDC(wxWindow* win) : wxWindowDC(win) { - wxRegion* region = NULL; - - // Combine all the update rects into a region - const wxRectList& updateRects(win->GetUpdateRects()); - if ( updateRects.GetCount() != 0 ) - { - for ( wxRectList::Node *node = updateRects.GetFirst(); - node; - node = node->GetNext() ) - { - wxRect* rect = node->GetData(); - - if (!region) - region = new wxRegion(*rect); - else - // TODO: is this correct? In SetDCClipping above, - // XIntersectRegion is used to combine paint and user - // regions. XIntersectRegion appears to work in that case... - region->Union(*rect); - } - } - else - { - int cw, ch; - win->GetClientSize(&cw, &ch); - region = new wxRegion(wxRect(0, 0, cw, ch)); - } - - win->SetUpdateRegion(*region); - - wxRegion& theRegion(win->GetUpdateRegion()); - theRegion.SetRects(updateRects); // We also store in terms of rects, for iteration to work. - - // Set the clipping region. Any user-defined region will be combined with this - // one in SetDCClipping. - XSetRegion ((Display*) m_display, (GC) m_gc, (Region) region->GetXRegion()); - - delete region; + // Set the clipping region.to the update region + SetDCClipping((WXRegion)NULL); } wxPaintDC::~wxPaintDC() { - XSetClipMask ((Display*) m_display, (GC) m_gc, None); if (m_window) m_window->ClearUpdateRegion(); + SetDCClipping((WXRegion)NULL); } // ---------------------------------------------------------------------------- @@ -2290,7 +2208,7 @@ static void XCopyRemote(Display *src_display, Display *dest_display, destcm = (Colormap) wxTheApp->GetMainColormap((WXDisplay*) dest_display); cache_pos = 0; - all_cache = FALSE; + all_cache = False; for (i = 0; i < w; i++) for (j = 0; j < h; j++) { @@ -2318,7 +2236,7 @@ static void XCopyRemote(Display *src_display, Display *dest_display, if (++cache_pos >= CACHE_SIZE) { cache_pos = 0; - all_cache = TRUE; + all_cache = true; } install: