X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fa7cdd7f481dd9b08cdde2a7f991b69d79dfc58c..d2e66707deb10dea6f92e3e4092f8a43ef942a5d:/src/mgl/dc.cpp diff --git a/src/mgl/dc.cpp b/src/mgl/dc.cpp index 452ded710b..40766b5af5 100644 --- a/src/mgl/dc.cpp +++ b/src/mgl/dc.cpp @@ -1,10 +1,10 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: dc.cpp +// Name: src/mgl/dc.cpp // Purpose: wxDC class // Author: Vaclav Slavik // Created: 2001/03/09 // RCS-ID: $Id$ -// Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com) +// Copyright: (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com) // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -16,10 +16,6 @@ // headers // --------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "dc.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -30,15 +26,15 @@ #ifndef WX_PRECOMP #include "wx/dc.h" #include "wx/dcmemory.h" + #include "wx/log.h" #endif #include "wx/fontutil.h" +#include "wx/encinfo.h" #include "wx/fontmap.h" #include "wx/mgl/private.h" -#include "wx/log.h" #include -#include #include @@ -47,12 +43,6 @@ // constants //----------------------------------------------------------------------------- -const double mm2inches = 0.0393700787402; -const double inches2mm = 25.4; -const double mm2twips = 56.6929133859; -const double twips2mm = 0.0176388888889; -const double mm2pt = 2.83464566929; -const double pt2mm = 0.352777777778; const double RAD2DEG = 180.0 / M_PI; @@ -63,8 +53,8 @@ const double RAD2DEG = 180.0 / M_PI; const ushort STIPPLE_wxDOT = 0x5555/* - - - - - - - -*/; const ushort STIPPLE_wxLONG_DASH = 0xF0F0/* ---- ----*/; const ushort STIPPLE_wxSHORT_DASH = 0xCCCC/*-- -- -- -- */; -const ushort STIPPLE_wxDOT_DASH = 0x3939/* --- - --- -*/; -const ushort STIPPLE_wxSOLID = 0xFFFF/*----------------*/; +const ushort STIPPLE_wxDOT_DASH = 0x3939/* --- - --- -*/; +const ushort STIPPLE_wxSOLID = 0xFFFF/*----------------*/; #define PATTERN_ROW(b7,b6,b5,b4,b3,b2,b1,b0) \ ((b7 << 7) | (b6 << 6) | (b5 << 5) | (b4 << 4) | \ @@ -147,10 +137,10 @@ IMPLEMENT_ABSTRACT_CLASS(wxDC, wxDCBase) // Default constructor wxDC::wxDC() { - m_isMemDC = FALSE; + m_isMemDC = false; m_MGLDC = NULL; - m_OwnsMGLDC = FALSE; - m_ok = FALSE; // must call SetMGLDevCtx() before using it + m_OwnsMGLDC = false; + m_ok = false; // must call SetMGLDevCtx() before using it m_mm_to_pix_x = (double)wxGetDisplaySize().GetWidth() / (double)wxGetDisplaySizeMM().GetWidth(); @@ -162,16 +152,16 @@ wxDC::wxDC() m_brush = *wxWHITE_BRUSH; m_penOfsX = m_penOfsY = 0; - m_penSelected = m_brushSelected = FALSE; - m_downloadedPatterns[0] = m_downloadedPatterns[1] = FALSE; - + m_penSelected = m_brushSelected = false; + m_downloadedPatterns[0] = m_downloadedPatterns[1] = false; + m_mglFont = NULL; } wxDC::~wxDC() { - if (m_OwnsMGLDC) + if (m_OwnsMGLDC) delete m_MGLDC; } @@ -181,11 +171,11 @@ void wxDC::SetMGLDC(MGLDevCtx *mgldc, bool OwnsMGLDC) delete m_MGLDC; m_MGLDC = mgldc; m_OwnsMGLDC = OwnsMGLDC; - m_ok = TRUE; + m_ok = true; if ( !m_globalClippingRegion.IsNull() ) SetClippingRegion(m_globalClippingRegion); - + InitializeMGLDC(); } @@ -215,7 +205,7 @@ void wxDC::InitializeMGLDC() void wxDC::DoSetClippingRegion(wxCoord cx, wxCoord cy, wxCoord cw, wxCoord ch) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); wxRect rect(XLOG2DEV(cx), YLOG2DEV(cy), XLOG2DEVREL(cw), YLOG2DEVREL(ch)); @@ -226,38 +216,39 @@ void wxDC::DoSetClippingRegion(wxCoord cx, wxCoord cy, wxCoord cw, wxCoord ch) m_MGLDC->setClipRegion(m_currentClippingRegion.GetMGLRegion()); - m_clipping = TRUE; + m_clipping = true; DO_SET_CLIPPING_BOX(m_currentClippingRegion) } -void wxDC::DoSetClippingRegionAsRegion(const wxRegion& region) +void wxDC::DoSetDeviceClippingRegion(const wxRegion& region) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); if ( region.IsEmpty() ) { DestroyClippingRegion(); return; } - + wxRegion rg(region); - + // check if the DC is scaled or moved, and if yes, then // convert rg to device coordinates: if ( m_deviceOriginX != 0 || m_deviceOriginY != 0 || + m_logicalOriginX != 0 || m_logicalOriginY != 0 || XLOG2DEVREL(500) != 500 || YLOG2DEVREL(500) != 500 ) { region_t *mrg = rg.GetMGLRegion().rgnPointer(); - span_t *s; - segment_t *p; - for (s = mrg->spans; s; s = s->next) + span_t *s; + segment_t *p; + for (s = mrg->spans; s; s = s->next) { - s->y = YLOG2DEV(s->y); - for (p = s->seg; p; p = p->next) - p->x = XLOG2DEV(p->x); + s->y = YLOG2DEV(s->y); + for (p = s->seg; p; p = p->next) + p->x = XLOG2DEV(p->x); } } - + if ( !m_currentClippingRegion.IsNull() ) m_currentClippingRegion.Intersect(rg); else @@ -265,24 +256,24 @@ void wxDC::DoSetClippingRegionAsRegion(const wxRegion& region) m_MGLDC->setClipRegion(m_currentClippingRegion.GetMGLRegion()); - m_clipping = TRUE; + m_clipping = true; DO_SET_CLIPPING_BOX(m_currentClippingRegion) } void wxDC::DestroyClippingRegion() { - wxCHECK_RET( Ok(), wxT("invalid dc") ); - + wxCHECK_RET( IsOk(), wxT("invalid dc") ); + if ( !m_globalClippingRegion.IsNull() ) { m_MGLDC->setClipRegion(m_globalClippingRegion.GetMGLRegion()); m_currentClippingRegion = m_globalClippingRegion; - m_clipping = TRUE; + m_clipping = true; } else { m_MGLDC->setClipRect(MGLRect(0, 0, m_MGLDC->sizex()+1, m_MGLDC->sizey()+1)); - m_clipping = FALSE; + ResetClipping(); m_currentClippingRegion.Clear(); } } @@ -293,12 +284,12 @@ void wxDC::DestroyClippingRegion() bool wxDC::CanDrawBitmap() const { - return TRUE; + return true; } bool wxDC::CanGetTextExtent() const { - return TRUE; + return true; } int wxDC::GetDepth() const @@ -312,7 +303,7 @@ int wxDC::GetDepth() const void wxDC::Clear() { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); m_MGLDC->makeCurrent(); // will go away with MGL6.0 if ( m_backgroundBrush.GetStyle() != wxTRANSPARENT ) @@ -327,25 +318,29 @@ void wxDC::Clear() } } -void wxDC::DoFloodFill(wxCoord x, wxCoord y, const wxColour& col, int style) +extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y, + const wxColour & col, wxFloodFillStyle style); + +bool wxDC::DoFloodFill(wxCoord x, wxCoord y, + const wxColour& col, wxFloodFillStyle style) { - wxFAIL_MSG( wxT("wxDC::DoFloodFill not implemented") ); + return wxDoFloodFill(this, x, y, col, style); } bool wxDC::DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const { - wxCHECK_MSG( col, FALSE, _T("NULL colour parameter in wxDC::GetPixel")); + wxCHECK_MSG( col, false, wxT("NULL colour parameter in wxDC::GetPixel")); uchar r, g, b; - m_MGLDC->unpackColorFast(m_MGLDC->getPixel(XLOG2DEV(x), XLOG2DEV(y)), + m_MGLDC->unpackColorFast(m_MGLDC->getPixel(XLOG2DEV(x), YLOG2DEV(y)), r, g, b); col->Set(r, g, b); - return TRUE; + return true; } void wxDC::DoCrossHair(wxCoord x, wxCoord y) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); if ( m_pen.GetStyle() != wxTRANSPARENT ) { @@ -353,7 +348,7 @@ void wxDC::DoCrossHair(wxCoord x, wxCoord y) int h = 0; GetSize(&w, &h); m_MGLDC->makeCurrent(); // will go away with MGL6.0 - if ( !m_penSelected ) + if ( !m_penSelected ) SelectPen(); wxCoord xx = XLOG2DEV(x); wxCoord yy = YLOG2DEV(y); @@ -366,15 +361,15 @@ void wxDC::DoCrossHair(wxCoord x, wxCoord y) void wxDC::DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); if ( m_pen.GetStyle() != wxTRANSPARENT ) { m_MGLDC->makeCurrent(); // will go away with MGL6.0 - if ( !m_penSelected ) + if ( !m_penSelected ) SelectPen(); - m_MGLDC->lineExt(XLOG2DEV(x1) + m_penOfsX, XLOG2DEV(y1) + m_penOfsY, - XLOG2DEV(x2) + m_penOfsX, XLOG2DEV(y2) + m_penOfsY,FALSE); + m_MGLDC->lineExt(XLOG2DEV(x1) + m_penOfsX, YLOG2DEV(y1) + m_penOfsY, + XLOG2DEV(x2) + m_penOfsX, YLOG2DEV(y2) + m_penOfsY,FALSE); CalcBoundingBox(x1, y1); CalcBoundingBox(x2, y2); } @@ -386,7 +381,7 @@ void wxDC::DoDrawArc(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCoord xc, wxCoord yc) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); wxCoord xx1 = XLOG2DEV(x1); wxCoord yy1 = YLOG2DEV(y1); @@ -427,17 +422,17 @@ void wxDC::DoDrawArc(wxCoord x1, wxCoord y1, m_MGLDC->makeCurrent(); // will go away with MGL6.0 if ( m_brush.GetStyle() != wxTRANSPARENT ) { - if ( !m_brushSelected ) + if ( !m_brushSelected ) SelectBrush(); m_MGLDC->fillEllipseArc(xxc, yyc, r, r, alpha1, alpha2); - } + } if ( m_pen.GetStyle() != wxTRANSPARENT ) { - if ( !m_penSelected ) + if ( !m_penSelected ) SelectPen(); m_MGLDC->ellipseArc(xxc + m_penOfsX, yyc + m_penOfsY, r, r, alpha1, alpha2); - } + } CalcBoundingBox(xc - r, yc - r); CalcBoundingBox(xc + r, yc + r); @@ -445,25 +440,25 @@ void wxDC::DoDrawArc(wxCoord x1, wxCoord y1, void wxDC::DoDrawPoint(wxCoord x, wxCoord y) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); if ( m_pen.GetStyle() != wxTRANSPARENT ) { m_MGLDC->makeCurrent(); // will go away with MGL6.0 - if ( !m_penSelected ) + if ( !m_penSelected ) SelectPen(); m_MGLDC->pixel(XLOG2DEV(x), YLOG2DEV(y)); CalcBoundingBox(x, y); } } -void wxDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset,int fillStyle) +void wxDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset,wxPolygonFillMode WXUNUSED(fillStyle)) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); - wxCoord xxoffset = XLOG2DEVREL(xoffset), + wxCoord xxoffset = XLOG2DEVREL(xoffset), yyoffset = YLOG2DEVREL(yoffset); - MGLPoint *cpoints = new MGLPoint[n+1]; + MGLPoint *cpoints = new MGLPoint[n+1]; for (int i = 0; i < n; i++) { CalcBoundingBox(points[i].x + xoffset, points[i].y + yoffset); @@ -482,7 +477,7 @@ void wxDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffs if ( m_pen.GetStyle() != wxTRANSPARENT ) { - if ( !m_penSelected ) + if ( !m_penSelected ) SelectPen(); if (m_penOfsX != 0 || m_penOfsY != 0) { @@ -500,13 +495,13 @@ void wxDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffs void wxDC::DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); if ( m_pen.GetStyle() != wxTRANSPARENT ) { MGLPoint *cpoints = new MGLPoint[n]; m_MGLDC->makeCurrent(); // will go away with MGL6.0 - if ( !m_penSelected ) + if ( !m_penSelected ) SelectPen(); for (int i = 0; i < n; i++) { @@ -521,7 +516,7 @@ void wxDC::DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); wxCoord xx = XLOG2DEV(x); wxCoord yy = YLOG2DEV(y); @@ -530,32 +525,33 @@ void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) if ( ww == 0 || hh == 0 ) return; - if ( ww < 0 ) + if ( ww < 0 ) { - ww = -ww; + ww = -ww; xx = xx - ww; } - if ( hh < 0 ) + if ( hh < 0 ) { - hh = -hh; - yy = yy - hh; + hh = -hh; + yy = yy - hh; } m_MGLDC->makeCurrent(); // will go away with MGL6.0 if ( m_brush.GetStyle() != wxTRANSPARENT ) { - if ( !m_brushSelected ) + if ( !m_brushSelected ) SelectBrush(); m_MGLDC->fillRect(xx, yy, xx + ww, yy + hh); - } + } if ( m_pen.GetStyle() != wxTRANSPARENT ) { - if ( !m_penSelected ) + if ( !m_penSelected ) SelectPen(); - m_MGLDC->rect(xx + m_penOfsX, yy + m_penOfsY, + + m_MGLDC->rect(xx + m_penOfsX, yy + m_penOfsY, xx + ww + m_penOfsX, yy + hh + m_penOfsY); - } + } CalcBoundingBox(x, y); CalcBoundingBox(x + width, y + height); @@ -563,9 +559,9 @@ void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); - if ( radius < 0.0 ) + if ( radius < 0.0 ) radius = -radius * ((width < height) ? width : height); wxCoord xx = XLOG2DEV(x); @@ -575,15 +571,15 @@ void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord h wxCoord rr = XLOG2DEVREL((wxCoord)radius); // CMB: handle -ve width and/or height - if ( ww < 0 ) + if ( ww < 0 ) { - ww = -ww; - xx = xx - ww; + ww = -ww; + xx = xx - ww; } - if ( hh < 0 ) - { - hh = -hh; - yy = yy - hh; + if ( hh < 0 ) + { + hh = -hh; + yy = yy - hh; } // CMB: if radius is zero use DrawRectangle() instead to avoid @@ -607,7 +603,7 @@ void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord h m_MGLDC->makeCurrent(); // will go away with MGL6.0 if ( m_brush.GetStyle() != wxTRANSPARENT ) { - if (!m_brushSelected) + if (!m_brushSelected) SelectBrush(); m_MGLDC->fillRect(xx+rr, yy, xx+ww-rr, yy+hh); m_MGLDC->fillRect(xx, yy+rr, xx+ww, yy+hh-rr); @@ -615,20 +611,20 @@ void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord h m_MGLDC->fillEllipseArc(xx+ww-rr, yy+rr, rr, rr, 0, 90); m_MGLDC->fillEllipseArc(xx+rr, yy+hh-rr, rr, rr, 180, 270); m_MGLDC->fillEllipseArc(xx+ww-rr, yy+hh-rr, rr, rr, 270, 0); - } + } if ( m_pen.GetStyle() != wxTRANSPARENT ) { - if ( !m_penSelected ) + if ( !m_penSelected ) SelectPen(); xx += m_penOfsX; yy += m_penOfsY; - m_MGLDC->line(xx+rr+1, yy, xx+ww-rr, yy); + m_MGLDC->line(xx+rr+1, yy, xx+ww-rr, yy); m_MGLDC->ellipseArc(xx+ww-rr, yy+rr, rr, rr, 0, 90); m_MGLDC->line(xx+ww, yy+rr+1, xx+ww, yy+hh-rr); m_MGLDC->ellipseArc(xx+ww-rr, yy+hh-rr, rr, rr, 270, 0); m_MGLDC->line(xx+ww-rr, yy+hh, xx+rr+1, yy+hh); - m_MGLDC->ellipseArc(xx+rr, yy+hh-rr, rr, rr, 180, 270); + m_MGLDC->ellipseArc(xx+rr, yy+hh-rr, rr, rr, 180, 270); m_MGLDC->line(xx, yy+hh-rr, xx, yy+rr+1); m_MGLDC->ellipseArc(xx+rr, yy+rr, rr, rr, 90, 180); } @@ -639,7 +635,7 @@ void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord h void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); wxCoord x2 = (x+width); wxCoord y2 = (y+height); @@ -651,13 +647,13 @@ void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height) SelectBrush(); MGLRect rect(XLOG2DEV(x), YLOG2DEV(y), XLOG2DEV(x2), YLOG2DEV(y2)); m_MGLDC->fillEllipse(rect); - } + } if ( m_pen.GetStyle() != wxTRANSPARENT ) { - if ( !m_penSelected ) + if ( !m_penSelected ) SelectPen(); - MGLRect rect(XLOG2DEV(x) + m_penOfsX, YLOG2DEV(y) + m_penOfsY, + MGLRect rect(XLOG2DEV(x) + m_penOfsX, YLOG2DEV(y) + m_penOfsY, XLOG2DEV(x2) + m_penOfsX, YLOG2DEV(y2) + m_penOfsY); m_MGLDC->ellipse(rect); } @@ -668,7 +664,7 @@ void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height) void wxDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); wxCoord x2 = (x+w); wxCoord y2 = (y+h); @@ -679,16 +675,16 @@ void wxDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,d if (!m_brushSelected) SelectBrush(); MGLRect rect(XLOG2DEV(x), YLOG2DEV(y), XLOG2DEV(x2), YLOG2DEV(y2)); m_MGLDC->fillEllipseArc(rect, (int)sa, (int)ea); - } + } if ( m_pen.GetStyle() != wxTRANSPARENT ) { - if ( !m_penSelected ) + if ( !m_penSelected ) SelectPen(); - MGLRect rect(XLOG2DEV(x) + m_penOfsX, YLOG2DEV(y) + m_penOfsY, + MGLRect rect(XLOG2DEV(x) + m_penOfsX, YLOG2DEV(y) + m_penOfsY, XLOG2DEV(x2) + m_penOfsX, YLOG2DEV(y2) + m_penOfsY); m_MGLDC->ellipseArc(rect, (int)sa, (int)ea); - } + } CalcBoundingBox(x, y); CalcBoundingBox(x2, y2); @@ -714,8 +710,8 @@ bool wxDC::SelectMGLFont() bool antialiased = (GetDepth() > 8); m_mglFont = m_font.GetMGLfont_t(scale, antialiased); - wxCHECK_MSG( m_mglFont, FALSE, wxT("invalid font") ); - + wxCHECK_MSG( m_mglFont, false, wxT("invalid font") ); + m_MGLDC->useFont(m_mglFont); wxLogTrace("mgl_font", "useFont(%p)", m_mglFont); @@ -726,7 +722,7 @@ bool wxDC::SelectMGLFont() !wxTestFontEncoding(nativeEnc) ) { #if wxUSE_FONTMAP - if ( !wxTheFontMapper->GetAltForEncoding(encoding, &nativeEnc) ) + if ( !wxFontMapper::Get()->GetAltForEncoding(encoding, &nativeEnc) ) #endif { nativeEnc.mglEncoding = MGL_ENCODING_ASCII; @@ -735,20 +731,15 @@ bool wxDC::SelectMGLFont() m_MGLDC->setTextEncoding(nativeEnc.mglEncoding); #endif } - return TRUE; + return true; } void wxDC::DrawAnyText(const wxString& text, wxCoord x, wxCoord y) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); SelectMGLFont(); - m_MGLDC->setColor(m_MGLDC->packColorFast(m_textForegroundColour.Red(), - m_textForegroundColour.Green(), m_textForegroundColour.Blue())); - m_MGLDC->setBackColor(m_MGLDC->packColorFast(m_textBackgroundColour.Red(), - m_textBackgroundColour.Green(), m_textBackgroundColour.Blue())); - // Render the text: wxCoord xx = XLOG2DEV(x); wxCoord yy = YLOG2DEV(y); @@ -757,14 +748,36 @@ void wxDC::DrawAnyText(const wxString& text, wxCoord x, wxCoord y) m_MGLDC->setLineStipple(0xFFFF); m_MGLDC->setPenSize(1, 1); m_MGLDC->setPenStyle(MGL_BITMAP_SOLID); - + #if wxUSE_UNICODE const wchar_t *c_text = text.c_str(); #else const char *c_text = text.c_str(); #endif + +#if 1 + // FIXME_MGL - this is a temporary hack in absence of proper + // implementation of solid text background in MGL. Once + // the bug in MGL is fixed, this code should be nuked + // immediately. Note that the code is not 100% correct; + // it only works with wxCOPY logical function + if ( m_backgroundMode == wxSOLID ) + { + int w = m_MGLDC->textWidth(c_text); + int h = m_MGLDC->textHeight(); + m_MGLDC->setColor(m_MGLDC->packColorFast(m_textBackgroundColour.Red(), + m_textBackgroundColour.Green(), m_textBackgroundColour.Blue())); + m_MGLDC->fillRect(xx, yy, xx+w, yy+h); + } +#endif + + m_MGLDC->setColor(m_MGLDC->packColorFast(m_textForegroundColour.Red(), + m_textForegroundColour.Green(), m_textForegroundColour.Blue())); + m_MGLDC->setBackColor(m_MGLDC->packColorFast(m_textBackgroundColour.Red(), + m_textBackgroundColour.Green(), m_textBackgroundColour.Blue())); + m_MGLDC->drawStr(xx, yy, c_text); - + // Render underline: if ( m_font.GetUnderlined() ) { @@ -782,7 +795,7 @@ void wxDC::DrawAnyText(const wxString& text, wxCoord x, wxCoord y) m_MGLDC->line(x1, y1, x2, y2); } - m_penSelected = m_brushSelected = FALSE; + m_penSelected = m_brushSelected = false; } void wxDC::DoDrawRotatedText(const wxString& text, @@ -790,7 +803,7 @@ void wxDC::DoDrawRotatedText(const wxString& text, double angle) { m_MGLDC->makeCurrent(); // will go away with MGL6.0 - + if ( angle == 0 ) { DoDrawText(text, x, y); @@ -808,9 +821,9 @@ void wxDC::DoDrawRotatedText(const wxString& text, wxFAIL_MSG(wxT("wxMGL only supports rotated text with angle 0,90,180 or 270")); return; } - + DrawAnyText(text, x, y); - + // Restore default: m_MGLDC->setTextDirection(MGL_RIGHT_DIR); } @@ -857,61 +870,61 @@ void wxDC::SelectMGLFatPen(int style, int flag) // switch between pens and brushes, we take advantage of MGL's ability // to have multiple (pix)pattern_t's loaded. We always download pen // to 0th slot and brush to 1st slot. - if ( flag == wxMGL_SELECT_FROM_PEN ) + if ( flag == wxMGL_SELECT_FROM_PEN ) slot = 0; else slot = 1; - // compute pen's width: + // compute pen's width: if ( m_pen.GetWidth() <= 1 ) { wx = wy = 1; m_penOfsX = m_penOfsY = 0; } else - { + { wx = (int)(0.5 + fabs((double) XLOG2DEVREL(m_pen.GetWidth()))); wy = (int)(0.5 + fabs((double) YLOG2DEVREL(m_pen.GetWidth()))); m_penOfsX = -wx/2; m_penOfsY = -wy/2; } - + // find pen's type: penstyle = MGL_BITMAP_TRANSPARENT; switch (style) { - case wxBDIAGONAL_HATCH: pattern = &PATTERN_wxBDIAGONAL_HATCH; - penstyle = MGL_BITMAP_TRANSPARENT; + case wxBDIAGONAL_HATCH: pattern = &PATTERN_wxBDIAGONAL_HATCH; + penstyle = MGL_BITMAP_TRANSPARENT; break; - case wxCROSSDIAG_HATCH: pattern = &PATTERN_wxCROSSDIAG_HATCH; - penstyle = MGL_BITMAP_TRANSPARENT; + case wxCROSSDIAG_HATCH: pattern = &PATTERN_wxCROSSDIAG_HATCH; + penstyle = MGL_BITMAP_TRANSPARENT; break; case wxFDIAGONAL_HATCH: pattern = &PATTERN_wxFDIAGONAL_HATCH; - penstyle = MGL_BITMAP_TRANSPARENT; + penstyle = MGL_BITMAP_TRANSPARENT; break; case wxCROSS_HATCH: pattern = &PATTERN_wxCROSS_HATCH; - penstyle = MGL_BITMAP_TRANSPARENT; + penstyle = MGL_BITMAP_TRANSPARENT; break; case wxHORIZONTAL_HATCH: pattern = &PATTERN_wxHORIZONTAL_HATCH; - penstyle = MGL_BITMAP_TRANSPARENT; + penstyle = MGL_BITMAP_TRANSPARENT; break; case wxVERTICAL_HATCH: pattern = &PATTERN_wxVERTICAL_HATCH; - penstyle = MGL_BITMAP_TRANSPARENT; + penstyle = MGL_BITMAP_TRANSPARENT; break; - + case wxSTIPPLE: - if ( flag == wxMGL_SELECT_FROM_PEN ) + if ( flag == wxMGL_SELECT_FROM_PEN ) pixPattern = (pixpattern24_t*) m_pen.GetPixPattern(); else pixPattern = (pixpattern24_t*) m_brush.GetPixPattern(); penstyle = MGL_PIXMAP; break; - + case wxSTIPPLE_MASK_OPAQUE: pattern = (pattern_t*) m_brush.GetMaskPattern(); penstyle = MGL_BITMAP_OPAQUE; break; - + case wxSOLID: default: penstyle = MGL_BITMAP_SOLID; break; @@ -924,24 +937,24 @@ void wxDC::SelectMGLFatPen(int style, int flag) if ( !m_downloadedPatterns[slot] ) { m_MGLDC->setPenBitmapPattern(slot, pattern); - m_downloadedPatterns[slot] = TRUE; + m_downloadedPatterns[slot] = true; } m_MGLDC->usePenBitmapPattern(slot); } - + if ( pixPattern ) { if ( !m_downloadedPatterns[slot] ) { pixpattern_t pix; int x, y, c; - + switch (GetDepth()) { case 8: for (y = 0; y < 8; y++) for (x = 0; x < 8; x++) - pix.b8.p[x][y] = m_MGLDC->packColorFast( + pix.b8.p[x][y] = (uchar)m_MGLDC->packColorFast( pixPattern->p[x][y][0], pixPattern->p[x][y][1], pixPattern->p[x][y][2]); @@ -950,7 +963,7 @@ void wxDC::SelectMGLFatPen(int style, int flag) case 16: for (y = 0; y < 8; y++) for (x = 0; x < 8; x++) - pix.b16.p[x][y] = m_MGLDC->packColorFast( + pix.b16.p[x][y] = (M_uint16)m_MGLDC->packColorFast( pixPattern->p[x][y][0], pixPattern->p[x][y][1], pixPattern->p[x][y][2]); @@ -970,15 +983,15 @@ void wxDC::SelectMGLFatPen(int style, int flag) pixPattern->p[x][y][2]); break; default: - wxFAIL_MSG(_T("invalid DC depth")); + wxFAIL_MSG(wxT("invalid DC depth")); break; } m_MGLDC->setPenPixmapPattern(slot, &pix); - m_downloadedPatterns[slot] = TRUE; + m_downloadedPatterns[slot] = true; } m_MGLDC->usePenPixmapPattern(slot); } - + m_MGLDC->setLineStyle(MGL_LINE_PENSTYLE); m_MGLDC->setPenStyle(penstyle); m_MGLDC->setPenSize(wy, wx); @@ -986,7 +999,7 @@ void wxDC::SelectMGLFatPen(int style, int flag) void wxDC::SelectPen() { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); wxColour& clr = m_pen.GetColour(); m_MGLDC->makeCurrent(); // will go away with MGL6.0 @@ -1003,7 +1016,7 @@ void wxDC::SelectPen() case wxDOT_DASH: SelectMGLStipplePen(m_pen.GetStyle()); break; - + case wxBDIAGONAL_HATCH: case wxCROSSDIAG_HATCH: case wxFDIAGONAL_HATCH: @@ -1026,17 +1039,17 @@ void wxDC::SelectPen() SelectMGLFatPen(wxSOLID, wxMGL_SELECT_FROM_PEN); break; } - m_penSelected = TRUE; - m_brushSelected = FALSE; + m_penSelected = true; + m_brushSelected = false; } void wxDC::SelectBrush() { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); wxColour fg, bg; m_MGLDC->makeCurrent(); // will go away with MGL6.0 - + if ( m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE ) { fg = m_textForegroundColour; @@ -1050,63 +1063,67 @@ void wxDC::SelectBrush() m_MGLDC->setColorRGB(fg.Red(), fg.Green(), fg.Blue()); m_MGLDC->setBackColor(m_MGLDC->packColorFast(bg.Red(), bg.Green(), bg.Blue())); - m_penSelected = FALSE; - m_brushSelected = TRUE; + m_penSelected = false; + m_brushSelected = true; SelectMGLFatPen(m_brush.GetStyle(), wxMGL_SELECT_FROM_BRUSH); } void wxDC::SetPen(const wxPen& pen) { - if ( !pen.Ok() ) return; + if ( !pen.IsOk() ) return; if ( m_pen == pen ) return; m_pen = pen; - m_penSelected = FALSE; - m_downloadedPatterns[0] = FALSE; + m_penSelected = false; + m_downloadedPatterns[0] = false; } void wxDC::SetBrush(const wxBrush& brush) { - if ( !brush.Ok() ) return; + if ( !brush.IsOk() ) return; if ( m_brush == brush ) return; m_brush = brush; - m_brushSelected = FALSE; - m_downloadedPatterns[1] = FALSE; + m_brushSelected = false; + m_downloadedPatterns[1] = false; } void wxDC::SetPalette(const wxPalette& palette) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); - - if ( palette == wxNullPalette ) + wxCHECK_RET( IsOk(), wxT("invalid dc") ); + + if ( !palette.IsOk() ) { - SetPalette(m_oldPalette); + if ( m_oldPalette.IsOk() ) + SetPalette(m_oldPalette); return; } - if ( !palette.Ok() ) return; - if ( m_palette == palette ) return; + if ( palette.IsSameAs(m_palette) ) + return; + m_oldPalette = m_palette; m_palette = palette; int cnt = m_palette.GetColoursCount(); - palette_t *pal = m_palette.GetMGLpalette_t(); + palette_t *pal = m_palette.GetMGLpalette_t(); m_MGLDC->setPalette(pal, cnt, 0); m_MGLDC->realizePalette(cnt, 0, TRUE); } void wxDC::SetFont(const wxFont& font) { - wxCHECK_RET( font.Ok(), wxT("invalid font") ); - m_font = font; - m_mglFont = NULL; + if ( font.IsOk() ) + { + m_font = font; + m_mglFont = NULL; + } } void wxDC::SetBackground(const wxBrush& brush) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); - if (!m_backgroundBrush.Ok()) return; + if (!brush.IsOk()) return; m_backgroundBrush = brush; wxColour &clr = m_backgroundBrush.GetColour(); @@ -1124,9 +1141,9 @@ void wxDC::SetBackgroundMode(int mode) m_MGLDC->setBackMode(MGL_TRANSPARENT_BACKGROUND); } -void wxDC::SetLogicalFunction(int function) +void wxDC::SetLogicalFunction(wxRasterOperationMode function) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); m_logicalFunction = function; @@ -1163,10 +1180,10 @@ int wxDC::LogicalFunctionToMGLRop(int logFunc) const return (int)rop; } -bool wxDC::StartDoc(const wxString& message) +bool wxDC::StartDoc(const wxString& WXUNUSED(message)) { - // We might be previewing, so return TRUE to let it continue. - return TRUE; + // We might be previewing, so return true to let it continue. + return true; } void wxDC::EndDoc() @@ -1204,23 +1221,23 @@ wxCoord wxDC::GetCharWidth() const void wxDC::DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y, wxCoord *descent, wxCoord *externalLeading, - wxFont *theFont) const + const wxFont *theFont) const { wxFont oldFont; - + if ( theFont != NULL ) { oldFont = m_font; wxConstCast(this, wxDC)->SetFont(*theFont); } - + wxCurrentDCSwitcher switcher(m_MGLDC); if ( !wxConstCast(this, wxDC)->SelectMGLFont() ) return; if ( x ) - // VS: YDEV is corrent, it should *not* be XDEV, because font's are + // VS: YDEV is corrent, it should *not* be XDEV, because font's are // only scaled according to m_scaleY - *x = YDEV2LOGREL(m_MGLDC->textWidth(string.c_str())); + *x = YDEV2LOGREL(m_MGLDC->textWidth(string.wc_str())); if ( y ) *y = YDEV2LOGREL(m_MGLDC->textHeight()); if ( descent ) @@ -1233,7 +1250,6 @@ void wxDC::DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y, } - // --------------------------------------------------------------------------- // mapping modes // --------------------------------------------------------------------------- @@ -1242,125 +1258,17 @@ void wxDC::ComputeScaleAndOrigin() { double newX = m_logicalScaleX * m_userScaleX; double newY = m_logicalScaleY * m_userScaleY; - + // make sure font will be reloaded before drawing: if ( newY != m_scaleY ) m_mglFont = NULL; // make sure m_penOfs{X,Y} will be reevaluated before drawing: if ( newY != m_scaleY || newX != m_scaleX ) - m_penSelected = FALSE; - - m_scaleX = newX, m_scaleY = newY; -} - -void wxDC::SetMapMode(int mode) -{ - switch (mode) - { - case wxMM_TWIPS: - SetLogicalScale(twips2mm*m_mm_to_pix_x, twips2mm*m_mm_to_pix_y); - break; - case wxMM_POINTS: - SetLogicalScale(pt2mm*m_mm_to_pix_x, pt2mm*m_mm_to_pix_y); - break; - case wxMM_METRIC: - SetLogicalScale(m_mm_to_pix_x, m_mm_to_pix_y); - break; - case wxMM_LOMETRIC: - SetLogicalScale(m_mm_to_pix_x/10.0, m_mm_to_pix_y/10.0); - break; - default: - case wxMM_TEXT: - SetLogicalScale(1.0, 1.0); - break; - } - m_mappingMode = mode; -} - -void wxDC::SetUserScale( double x, double y ) -{ - // allow negative ? -> no - m_userScaleX = x; - m_userScaleY = y; - ComputeScaleAndOrigin(); -} - -void wxDC::SetLogicalScale( double x, double y ) -{ - // allow negative ? - m_logicalScaleX = x; - m_logicalScaleY = y; - ComputeScaleAndOrigin(); -} - -void wxDC::SetLogicalOrigin( wxCoord x, wxCoord y ) -{ - m_logicalOriginX = x * m_signX; // is this still correct ? - m_logicalOriginY = y * m_signY; - ComputeScaleAndOrigin(); -} - -void wxDC::SetDeviceOrigin( wxCoord x, wxCoord y ) -{ - // only wxPostScripDC has m_signX = -1, we override SetDeviceOrigin there - m_deviceOriginX = x; - m_deviceOriginY = y; - ComputeScaleAndOrigin(); -} - -void wxDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp ) -{ - // only wxPostScripDC has m_signX = -1, we override SetAxisOrientation there - m_signX = (xLeftRight ? 1 : -1); - m_signY = (yBottomUp ? -1 : 1); - ComputeScaleAndOrigin(); -} - -// --------------------------------------------------------------------------- -// coordinates transformations -// --------------------------------------------------------------------------- - -wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const -{ - return ((wxDC *)this)->XDEV2LOG(x); -} + m_penSelected = false; -wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const -{ - return ((wxDC *)this)->YDEV2LOG(y); -} - -wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const -{ - return ((wxDC *)this)->XDEV2LOGREL(x); -} - -wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const -{ - return ((wxDC *)this)->YDEV2LOGREL(y); -} - -wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const -{ - return ((wxDC *)this)->XLOG2DEV(x); -} - -wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const -{ - return ((wxDC *)this)->YLOG2DEV(y); -} - -wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const -{ - return ((wxDC *)this)->XLOG2DEVREL(x); -} - -wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const -{ - return ((wxDC *)this)->YLOG2DEVREL(y); + m_scaleX = newX, m_scaleY = newY; } - void wxDC::DoGetSize(int *w, int *h) const { if (w) *w = m_MGLDC->sizex()+1; @@ -1378,7 +1286,7 @@ void wxDC::DoGetSizeMM(int *width, int *height) const wxSize wxDC::GetPPI() const { - return wxSize(int(double(m_mm_to_pix_x) * inches2mm), + return wxSize(int(double(m_mm_to_pix_x) * inches2mm), int(double(m_mm_to_pix_y) * inches2mm)); } @@ -1390,12 +1298,12 @@ wxSize wxDC::GetPPI() const bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, wxDC *source, wxCoord xsrc, wxCoord ysrc, - int rop, bool useMask, + wxRasterOperationMode rop, bool useMask, wxCoord xsrcMask, wxCoord ysrcMask) { - wxCHECK_MSG( Ok(), FALSE, wxT("invalid dc") ); - wxCHECK_MSG( source, FALSE, wxT("invalid source dc") ); - + wxCHECK_MSG( IsOk(), false, wxT("invalid dc") ); + wxCHECK_MSG( source, false, wxT("invalid source dc") ); + // transform the source DC coords to the device ones xsrc = source->LogicalToDeviceX(xsrc); ysrc = source->LogicalToDeviceY(ysrc); @@ -1417,30 +1325,32 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest, /* scale/translate size and position */ wxCoord xx = XLOG2DEV(xdest); wxCoord yy = YLOG2DEV(ydest); - wxCoord ww = XLOG2DEVREL(width); - wxCoord hh = YLOG2DEVREL(height); if ( source->m_isMemDC ) { wxMemoryDC *memDC = (wxMemoryDC*) source; - DoDrawSubBitmap(memDC->GetSelectedObject(), xsrc, ysrc, ww, hh, + DoDrawSubBitmap(memDC->GetSelectedObject(), + xsrc, ysrc, width, height, xdest, ydest, rop, useMask); } else { + wxCoord ww = XLOG2DEVREL(width); + wxCoord hh = YLOG2DEVREL(height); + m_MGLDC->makeCurrent(); // will go away with MGL6.0 - m_MGLDC->bitBlt(*source->GetMGLDC(), + m_MGLDC->bitBlt(*source->GetMGLDC(), xsrc, ysrc, xsrc + ww, ysrc + hh, xx, yy, LogicalFunctionToMGLRop(rop)); } - return TRUE; + return true; } void wxDC::DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); - wxCHECK_RET( bmp.Ok(), wxT("invalid bitmap") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); + wxCHECK_RET( bmp.IsOk(), wxT("invalid bitmap") ); wxCoord w = bmp.GetWidth(); wxCoord h = bmp.GetHeight(); @@ -1451,13 +1361,13 @@ void wxDC::DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask) void wxDC::DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y) { // VZ: egcs 1.0.3 refuses to compile this without cast, no idea why - DoDrawBitmap((const wxBitmap&)icon, x, y, (bool)TRUE); + DoDrawBitmap((const wxBitmap&)icon, x, y, true); } static inline void DoBitBlt(const wxBitmap& src, MGLDevCtx *dst, - int sx, int sy, int sw, int sh, - int dx, int dy, int dw, int dh, + int sx, int sy, int sw, int sh, + int dx, int dy, int dw, int dh, int rop, bool useStretching, bool putSection) { bitmap_t *bmp = src.GetMGLbitmap_t(); @@ -1473,17 +1383,17 @@ static inline void DoBitBlt(const wxBitmap& src, MGLDevCtx *dst, if (!putSection) dst->stretchBitmap(dx, dy, dx + dw, dy + dh, bmp, rop); else - dst->stretchBitmapSection(sx, sy, sx + sw, sy + sh, + dst->stretchBitmapSection(sx, sy, sx + sw, sy + sh, dx, dy, dx + dw, dy + dh, bmp, rop); } } -void wxDC::DoDrawSubBitmap(const wxBitmap &bmp, +void wxDC::DoDrawSubBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y, wxCoord w, wxCoord h, wxCoord destx, wxCoord desty, int rop, bool useMask) { - wxCHECK_RET( Ok(), wxT("invalid dc") ); - wxCHECK_RET( bmp.Ok(), wxT("invalid bitmap") ); + wxCHECK_RET( IsOk(), wxT("invalid dc") ); + wxCHECK_RET( bmp.IsOk(), wxT("invalid bitmap") ); CalcBoundingBox(x, y); CalcBoundingBox(x + w, y + h); @@ -1492,9 +1402,9 @@ void wxDC::DoDrawSubBitmap(const wxBitmap &bmp, wxCoord dy = YLOG2DEV(desty); wxCoord dw = XLOG2DEVREL(w); wxCoord dh = YLOG2DEVREL(h); - + m_MGLDC->makeCurrent(); // will go away with MGL6.0 - + bool useStretching = ((w != dw) || (h != dh)); bool putSection = (w != bmp.GetWidth() || h != bmp.GetHeight()); MGL_writeModeType mglRop = (MGL_writeModeType)LogicalFunctionToMGLRop(rop); @@ -1510,34 +1420,34 @@ void wxDC::DoDrawSubBitmap(const wxBitmap &bmp, if ( useMask && bmp.GetMask() ) { // Since MGL does not support masks directly (in MGL, mask is handled - // in same way as in wxImage, i.e. there is one "key" color), we + // in same way as in wxImage, i.e. there is one "key" color), we // simulate masked bitblt in 6 steps (same as in MSW): // - // 1. Create a temporary bitmap and copy the destination area into it. - // 2. Copy the source area into the temporary bitmap using the + // 1. Create a temporary bitmap and copy the destination area into it. + // 2. Copy the source area into the temporary bitmap using the // specified logical function. - // 3. Set the masked area in the temporary bitmap to BLACK by ANDing - // the mask bitmap with the temp bitmap with the foreground colour + // 3. Set the masked area in the temporary bitmap to BLACK by ANDing + // the mask bitmap with the temp bitmap with the foreground colour // set to WHITE and the bg colour set to BLACK. // 4. Set the unmasked area in the destination area to BLACK by - // ANDing the mask bitmap with the destination area with the + // ANDing the mask bitmap with the destination area with the // foreground colour set to BLACK and the background colour set - // to WHITE. - // 5. OR the temporary bitmap with the destination area. - // 6. Delete the temporary bitmap. - // - // This sequence of operations ensures that the source's transparent + // to WHITE. + // 5. OR the temporary bitmap with the destination area. + // 6. Delete the temporary bitmap. + // + // This sequence of operations ensures that the source's transparent // area need not be black, and logical functions are supported. - wxBitmap *mask = bmp.GetMask()->GetBitmap(); + wxBitmap mask = bmp.GetMask()->GetBitmap(); MGLMemoryDC *temp; - + if ( GetDepth() <= 8 ) { temp = new MGLMemoryDC(dw, dh, GetDepth(), NULL); wxDC tempdc; - tempdc.SetMGLDC(temp, FALSE); + tempdc.SetMGLDC(temp, false); tempdc.SetPalette(m_palette); } else @@ -1546,28 +1456,28 @@ void wxDC::DoDrawSubBitmap(const wxBitmap &bmp, m_MGLDC->getPixelFormat(pf); temp = new MGLMemoryDC(dw, dh, GetDepth(), &pf); } - + wxCHECK_RET( temp->isValid(), wxT("cannot create temporary dc") ); - + temp->bitBlt(*m_MGLDC, dx, dy, dx + dw, dy + dh, 0, 0, MGL_REPLACE_MODE); - DoBitBlt(bmp, temp, x, y, w, h, 0, 0, dw, dh, mglRop, + DoBitBlt(bmp, temp, x, y, w, h, 0, 0, dw, dh, mglRop, useStretching, putSection); - mask->SetMonoPalette(wxColour(0,0,0), wxColour(255,255,255)); - DoBitBlt(*mask, temp, x, y, w, h, 0, 0, dw, dh, MGL_R2_MASKSRC, + mask.SetMonoPalette(wxColour(0,0,0), wxColour(255,255,255)); + DoBitBlt(mask, temp, x, y, w, h, 0, 0, dw, dh, MGL_R2_MASKSRC, useStretching, putSection); - DoBitBlt(*mask, m_MGLDC, x, y, w, h, dx, dy, dw, dh, MGL_R2_MASKNOTSRC, + DoBitBlt(mask, m_MGLDC, x, y, w, h, dx, dy, dw, dh, MGL_R2_MASKNOTSRC, useStretching, putSection); m_MGLDC->bitBlt(*temp, 0, 0, dw, dh, dx, dy, MGL_OR_MODE); - + delete temp; } - + else { - DoBitBlt(bmp, m_MGLDC, x, y, w, h, dx, dy, dw, dh, mglRop, + DoBitBlt(bmp, m_MGLDC, x, y, w, h, dx, dy, dw, dh, mglRop, useStretching, putSection); } }