X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/af0bb3b161bc687d4a53a83c930c807bfa300a2d..0e300ddd7d91d46e3d9fcbbefe916b0fda6fcbbc:/src/motif/dcclient.cpp diff --git a/src/motif/dcclient.cpp b/src/motif/dcclient.cpp index 8336c61a64..f442f9ebca 100644 --- a/src/motif/dcclient.cpp +++ b/src/motif/dcclient.cpp @@ -48,10 +48,20 @@ #include +#ifdef __VMS__ +#pragma message disable nosimpint +#endif #include +#ifdef __VMS__ +#pragma message enable nosimpint +#endif #include "wx/motif/private.h" +#ifdef __EMX__ + #include // for M_PI +#endif // __EMX__ + #include "bdiag.xbm" #include "fdiag.xbm" #include "cdiag.xbm" @@ -65,8 +75,6 @@ static Pixmap bdiag, cdiag, fdiag, cross, horiz, verti; // constants // ---------------------------------------------------------------------------- -#define RAD2DEG 57.2957795131 - // Fudge factor (VZ: what??) #define WX_GC_CF 1 @@ -74,11 +82,9 @@ static Pixmap bdiag, cdiag, fdiag, cross, horiz, verti; // macros // ---------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARY IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC) IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC) IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC) -#endif // ---------------------------------------------------------------------------- // prototypes @@ -96,6 +102,25 @@ static void XCopyRemote(Display *src_display, Display *dest_display, // implementation // ============================================================================ +/* + * compare two doubles and return the larger rounded + * to the nearest int + */ +static int roundmax(double a, double b) +{ + return (int)((a > b ? a : b) + 0.5); +} + +/* + * compare two doubles and return the smaller rounded + * to the nearest int + */ +static int roundmin(double a, double b) +{ + return (int)((a < b ? a : b) - 0.5); +} + + // ---------------------------------------------------------------------------- // wxWindowDC // ---------------------------------------------------------------------------- @@ -109,7 +134,7 @@ wxWindowDC::wxWindowDC() m_currentPenWidth = 1; m_currentPenJoin = -1; m_currentPenDashCount = -1; - m_currentPenDash = (char*) NULL; + m_currentPenDash = (wxMOTIFDash*) NULL; m_currentStyle = -1; m_currentFill = -1; // m_currentBkMode = wxTRANSPARENT; @@ -127,13 +152,14 @@ wxWindowDC::wxWindowDC( wxWindow *window ) wxASSERT_MSG( (window != (wxWindow*) NULL), "You must pass a valid wxWindow to wxWindowDC/wxClientDC/wxPaintDC constructor." ); m_window = window; + m_font = window->GetFont(); m_gc = (WXGC) 0; m_gcBacking = (WXGC) 0; m_backgroundPixel = -1; m_currentPenWidth = 1; m_currentPenJoin = -1; m_currentPenDashCount = -1; - m_currentPenDash = (char*) NULL; + m_currentPenDash = (wxMOTIFDash*) NULL; m_currentStyle = -1; m_currentFill = -1; // m_currentBkMode = wxTRANSPARENT; @@ -153,16 +179,17 @@ wxWindowDC::wxWindowDC( wxWindow *window ) gcvalues.foreground = BlackPixel (display, DefaultScreen (display)); gcvalues.background = WhitePixel (display, DefaultScreen (display)); gcvalues.graphics_exposures = False; + gcvalues.subwindow_mode = IncludeInferiors; gcvalues.line_width = 1; m_gc = (WXGC) XCreateGC (display, RootWindow (display, DefaultScreen (display)), - GCForeground | GCBackground | GCGraphicsExposures | GCLineWidth, + GCForeground | GCBackground | GCGraphicsExposures | GCLineWidth | GCSubwindowMode, &gcvalues); if (m_window->GetBackingPixmap()) { m_gcBacking = (WXGC) XCreateGC (display, RootWindow (display, DefaultScreen (display)), - GCForeground | GCBackground | GCGraphicsExposures | GCLineWidth, + GCForeground | GCBackground | GCGraphicsExposures | GCLineWidth | GCSubwindowMode, &gcvalues); } @@ -203,20 +230,27 @@ wxWindowDC::~wxWindowDC() m_userRegion = (WXRegion) 0; } -void wxWindowDC::DoFloodFill( long WXUNUSED(x1), long WXUNUSED(y1), +void wxWindowDC::DoFloodFill( wxCoord WXUNUSED(x1), wxCoord WXUNUSED(y1), const wxColour& WXUNUSED(col), int WXUNUSED(style) ) { wxFAIL_MSG("not implemented"); } -bool wxWindowDC::DoGetPixel( long WXUNUSED(x1), long WXUNUSED(y1), wxColour *WXUNUSED(col) ) const +bool wxWindowDC::DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const { - wxFAIL_MSG("not implemented"); - - return FALSE; + // Generic (and therefore rather inefficient) method. + // Could be improved. + wxMemoryDC memdc; + wxBitmap bitmap(1, 1); + memdc.SelectObject(bitmap); + memdc.Blit(0, 0, 1, 1, (wxDC*) this, x1, y1); + memdc.SelectObject(wxNullBitmap); + wxImage image(bitmap); + col->Set(image.GetRed(0, 0), image.GetGreen(0, 0), image.GetBlue(0, 0)); + return TRUE; } -void wxWindowDC::DoDrawLine( long x1, long y1, long x2, long y2 ) +void wxWindowDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 ) { wxCHECK_RET( Ok(), "invalid dc" ); @@ -243,7 +277,7 @@ void wxWindowDC::DoDrawLine( long x1, long y1, long x2, long y2 ) CalcBoundingBox(x2, y2); } -void wxWindowDC::DoCrossHair( long x, long y ) +void wxWindowDC::DoCrossHair( wxCoord x, wxCoord y ) { wxCHECK_RET( Ok(), "invalid dc" ); @@ -272,7 +306,7 @@ void wxWindowDC::DoCrossHair( long x, long y ) } } -void wxWindowDC::DoDrawArc( long x1, long y1, long x2, long y2, long xc, long yc ) +void wxWindowDC::DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCoord xc, wxCoord yc ) { wxCHECK_RET( Ok(), "invalid dc" ); @@ -287,10 +321,10 @@ void wxWindowDC::DoDrawArc( long x1, long y1, long x2, long y2, long xc, long yc int xxc_2 = XLOG2DEV_2 (xc); int yyc_2 = YLOG2DEV_2 (yc); - long dx = xx1 - xxc; - long dy = yy1 - yyc; - double radius = sqrt (dx * dx + dy * dy); - long r = (long) radius; + wxCoord dx = xx1 - xxc; + wxCoord dy = yy1 - yyc; + double radius = sqrt ((double)(dx * dx + dy * dy)); + wxCoord r = (wxCoord) radius; double radius1, radius2; @@ -355,7 +389,7 @@ void wxWindowDC::DoDrawArc( long x1, long y1, long x2, long y2, long xc, long yc CalcBoundingBox (x2, y2); } -void wxWindowDC::DoDrawEllipticArc( long x, long y, long width, long height, double sa, double ea ) +void wxWindowDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double sa, double ea ) { wxCHECK_RET( Ok(), "invalid dc" ); @@ -400,7 +434,7 @@ void wxWindowDC::DoDrawEllipticArc( long x, long y, long width, long height, dou CalcBoundingBox (x + width, y + height); } -void wxWindowDC::DoDrawPoint( long x, long y ) +void wxWindowDC::DoDrawPoint( wxCoord x, wxCoord y ) { wxCHECK_RET( Ok(), "invalid dc" ); @@ -416,7 +450,7 @@ void wxWindowDC::DoDrawPoint( long x, long y ) CalcBoundingBox (x, y); } -void wxWindowDC::DoDrawLines( int n, wxPoint points[], long xoffset, long yoffset ) +void wxWindowDC::DoDrawLines( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset ) { wxCHECK_RET( Ok(), "invalid dc" ); @@ -451,7 +485,7 @@ void wxWindowDC::DoDrawLines( int n, wxPoint points[], long xoffset, long yoffse } void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], - long xoffset, long yoffset, int fillStyle ) + wxCoord xoffset, wxCoord yoffset, int fillStyle ) { wxCHECK_RET( Ok(), "invalid dc" ); @@ -504,7 +538,7 @@ void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], delete[]xpoints2; } -void wxWindowDC::DoDrawRectangle( long x, long y, long width, long height ) +void wxWindowDC::DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) { wxCHECK_RET( Ok(), "invalid dc" ); @@ -549,7 +583,7 @@ void wxWindowDC::DoDrawRectangle( long x, long y, long width, long height ) CalcBoundingBox (x + width, y + height); } -void wxWindowDC::DoDrawRoundedRectangle( long x, long y, long width, long height, double radius ) +void wxWindowDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius ) { wxCHECK_RET( Ok(), "invalid dc" ); @@ -713,7 +747,7 @@ void wxWindowDC::DoDrawRoundedRectangle( long x, long y, long width, long height } -void wxWindowDC::DoDrawEllipse( long x, long y, long width, long height ) +void wxWindowDC::DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) { wxCHECK_RET( Ok(), "invalid dc" ); @@ -776,7 +810,7 @@ bool wxWindowDC::CanDrawBitmap() const } #if 0 -void wxWindowDC::DoDrawIcon( const wxIcon &icon, long x, long y) +void wxWindowDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y) { // FreeGetPixelCache(); @@ -836,8 +870,9 @@ void wxWindowDC::DoDrawIcon( const wxIcon &icon, long x, long y) #endif // 0 // TODO: use scaled Blit e.g. as per John Price's implementation in Contrib/Utilities -bool wxWindowDC::DoBlit( long xdest, long ydest, long width, long height, - wxDC *source, long xsrc, long ysrc, int rop, bool useMask ) +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" ); @@ -860,6 +895,12 @@ bool wxWindowDC::DoBlit( long xdest, long ydest, long width, long height, double scaleX, scaleY; GetUserScale(& scaleX, & scaleY); + /* TODO: use the mask origin when drawing transparently */ + if (xsrcMask == -1 && ysrcMask == -1) + { + xsrcMask = xsrc; ysrcMask = ysrc; + } + // Sorry, can't scale masks just yet if (!useMask && (scaleX != 1.0 || scaleY != 1.0) && sourceDC->IsKindOf(CLASSINFO(wxMemoryDC))) { @@ -1010,7 +1051,7 @@ bool wxWindowDC::DoBlit( long xdest, long ydest, long width, long height, return FALSE; } -void wxWindowDC::DoDrawText( const wxString &text, long x, long y ) +void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y ) { wxCHECK_RET( Ok(), "invalid dc" ); @@ -1154,7 +1195,145 @@ void wxWindowDC::DoDrawText( const wxString &text, long x, long y ) XLOG2DEV_2 (x), YLOG2DEV_2 (y) + ascent, (char*) (const char*) text, slen); } + wxCoord w, h; + GetTextExtent (text, &w, &h); + CalcBoundingBox (x + w, y + h); + CalcBoundingBox (x, y); +} + +void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, double angle ) +{ + if (angle == 0.0) + { + DrawText(text, x, y); + return; + } + + wxCHECK_RET( Ok(), "invalid dc" ); + + // Since X draws from the baseline of the text, must add the text height + int cx = 0; + int cy = 0; + int ascent = 0; + int slen; + + slen = strlen(text); + + 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, (char*) (const char*) text, slen, &direction, + &ascent, &descent, &overall_return); + + cx = overall_return.width; + cy = ascent + descent; + } + + wxBitmap src(cx, cy); + wxMemoryDC dc; + dc.SelectObject(src); + dc.SetFont(GetFont()); + dc.SetBackground(*wxWHITE_BRUSH); + dc.SetBrush(*wxBLACK_BRUSH); + dc.Clear(); + dc.DrawText(text, 0, 0); + dc.SetFont(wxNullFont); + + // Calculate the size of the rotated bounding box. + double dx = cos(angle / 180.0 * M_PI); + double dy = sin(angle / 180.0 * M_PI); + double x4 = -cy * dy; + double y4 = cy * dx; + double x3 = cx * dx; + double y3 = cx * dy; + double x2 = x3 + x4; + double y2 = y3 + y4; + double x1 = x; + double y1 = y; + + // Create image from the source bitmap after writing the text into it. + wxImage image(src); + + int minx = roundmin(0, roundmin(x4, roundmin(x2, x3))); + int miny = roundmin(0, roundmin(y4, roundmin(y2, y3))); + int maxx = roundmax(0, roundmax(x4, roundmax(x2, x3))); + int maxy = roundmax(0, roundmax(y4, roundmax(y2, y3))); + + // This rotates counterclockwise around the top left corner. + for (int rx = minx; rx < maxx; rx++) + { + for (int ry = miny; ry < maxy; ry++) + { + // transform dest coords to source coords + int sx = (int) (rx * dx + ry * dy + 0.5); + int sy = (int) (ry * dx - rx * dy + 0.5); + if (sx >= 0 && sx < cx && sy >= 0 && sy < cy) + { + // draw black pixels, ignore white ones (i.e. transparent b/g) + if (image.GetRed(sx, sy) == 0) + { + DrawPoint((wxCoord) (x1 + maxx - rx), (wxCoord) (cy + y1 - ry)); + } + else + { + // Background + //DrawPoint(x1 + maxx - rx, cy + y1 + maxy - ry); + } + } + } + } + +#if 0 + // First draw a rectangle representing the text background, if a text + // background is specified + if (m_textBackgroundColour.Ok () && (m_backgroundMode != wxTRANSPARENT)) + { + wxColour oldPenColour = m_currentColour; + m_currentColour = m_textBackgroundColour; + bool sameColour = (oldPenColour.Ok () && m_textBackgroundColour.Ok () && + (oldPenColour.Red () == m_textBackgroundColour.Red ()) && + (oldPenColour.Blue () == m_textBackgroundColour.Blue ()) && + (oldPenColour.Green () == m_textBackgroundColour.Green ())); + + // This separation of the big && test required for gcc2.7/HP UX 9.02 + // or pixel value can be corrupted! + sameColour = (sameColour && + (oldPenColour.GetPixel() == m_textBackgroundColour.GetPixel())); + + if (!sameColour || !GetOptimization()) + { + int pixel = m_textBackgroundColour.AllocColour(m_display); + m_currentColour = m_textBackgroundColour; + + // Set the GC to the required colour + if (pixel > -1) + { + XSetForeground ((Display*) m_display, (GC) m_gc, pixel); + if (m_window && m_window->GetBackingPixmap()) + XSetForeground ((Display*) m_display,(GC) m_gcBacking, pixel); + } + } + else + m_textBackgroundColour = oldPenColour ; + + XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, XLOG2DEV (x), YLOG2DEV (y), cx, cy); + if (m_window && m_window->GetBackingPixmap()) + XFillRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + XLOG2DEV_2 (x), YLOG2DEV_2 (y), cx, cy); + } +#endif + long w, h; + // XXX use pixmap size GetTextExtent (text, &w, &h); CalcBoundingBox (x + w, y + h); CalcBoundingBox (x, y); @@ -1165,8 +1344,8 @@ bool wxWindowDC::CanGetTextExtent() const return TRUE; } -void wxWindowDC::GetTextExtent( const wxString &string, long *width, long *height, - long *descent, long *externalLeading, +void wxWindowDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoord *height, + wxCoord *descent, wxCoord *externalLeading, wxFont *font ) const { wxCHECK_RET( Ok(), "invalid dc" ); @@ -1180,8 +1359,8 @@ void wxWindowDC::GetTextExtent( const wxString &string, long *width, long *heigh // TODO: this should be an error log function wxFAIL_MSG("set a valid font before calling GetTextExtent!"); - *width = -1; - *height = -1; + if (width) *width = -1; + if (height) *height = -1; return; } @@ -1207,15 +1386,15 @@ void wxWindowDC::GetTextExtent( const wxString &string, long *width, long *heigh XTextExtents((XFontStruct*) pFontStruct, (char*) (const char*) string, slen, &direction, &ascent, &descent2, &overall); - *width = XDEV2LOGREL (overall.width); - *height = YDEV2LOGREL (ascent + descent2); + if (width) *width = XDEV2LOGREL (overall.width); + if (height) *height = YDEV2LOGREL (ascent + descent2); if (descent) *descent = descent2; if (externalLeading) *externalLeading = 0; } -long wxWindowDC::GetCharWidth() const +wxCoord wxWindowDC::GetCharWidth() const { wxCHECK_MSG( Ok(), 0, "invalid dc" ); wxCHECK_MSG( m_font.Ok(), 0, "invalid font" ); @@ -1229,7 +1408,7 @@ long wxWindowDC::GetCharWidth() const return XDEV2LOGREL(overall.width); } -long wxWindowDC::GetCharHeight() const +wxCoord wxWindowDC::GetCharHeight() const { wxCHECK_MSG( Ok(), 0, "invalid dc" ); wxCHECK_MSG( m_font.Ok(), 0, "invalid font" ); @@ -1308,7 +1487,7 @@ void wxWindowDC::SetFont( const wxFont &font ) if (!m_font.Ok()) { - if ((m_oldFont != (WXFont) 0) && ((long) m_oldFont != -1)) + if ((m_oldFont != (WXFont) 0) && ((wxCoord) m_oldFont != -1)) { XSetFont ((Display*) m_display, (GC) m_gc, (Font) m_oldFont); @@ -1342,7 +1521,7 @@ void wxWindowDC::SetPen( const wxPen &pen ) int old_pen_join = m_currentPenJoin; int old_pen_cap = m_currentPenCap; int old_pen_nb_dash = m_currentPenDashCount; - char *old_pen_dash = m_currentPenDash; + wxMOTIFDash *old_pen_dash = m_currentPenDash; wxColour oldPenColour = m_currentColour; m_currentColour = m_pen.GetColour (); @@ -1352,7 +1531,7 @@ void wxWindowDC::SetPen( const wxPen &pen ) m_currentPenJoin = m_pen.GetJoin (); m_currentPenCap = m_pen.GetCap (); m_currentPenDashCount = m_pen.GetDashCount(); - m_currentPenDash = m_pen.GetDash(); + m_currentPenDash = (wxMOTIFDash*)m_pen.GetDash(); if (m_currentStyle == wxSTIPPLE) m_currentStipple = * m_pen.GetStipple (); @@ -1380,15 +1559,15 @@ void wxWindowDC::SetPen( const wxPen &pen ) int style; int join; int cap; - const static char dotted[] = {2, 5}; - const static char short_dashed[] = {4, 4}; - const static char long_dashed[] = {4, 8}; - const static char dotted_dashed[] = {6, 6, 2, 6}; + static const wxMOTIFDash dotted[] = {2, 5}; + static const wxMOTIFDash short_dashed[] = {4, 4}; + static const wxMOTIFDash long_dashed[] = {4, 8}; + static const wxMOTIFDash dotted_dashed[] = {6, 6, 2, 6}; // We express dash pattern in pen width unit, so we are // independent of zoom factor and so on... int req_nb_dash; - const char *req_dash; + const wxMOTIFDash *req_dash; switch (m_pen.GetStyle ()) { @@ -1422,13 +1601,13 @@ void wxWindowDC::SetPen( const wxPen &pen ) case wxTRANSPARENT: default: style = LineSolid; - req_dash = NULL; + req_dash = (wxMOTIFDash*)NULL; req_nb_dash = 0; } if (req_dash && req_nb_dash) { - char *real_req_dash = new char[req_nb_dash]; + wxMOTIFDash *real_req_dash = new wxMOTIFDash[req_nb_dash]; if (real_req_dash) { int factor = scaled_width == 0 ? 1 : scaled_width; @@ -1990,9 +2169,9 @@ void wxWindowDC::SetDCClipping() } -void wxWindowDC::DoSetClippingRegion( long x, long y, long width, long height ) +void wxWindowDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) { - wxDC::SetClippingRegion( x, y, width, height ); + wxDC::DoSetClippingRegion( x, y, width, height ); if (m_userRegion) XDestroyRegion ((Region) m_userRegion); @@ -2023,7 +2202,7 @@ void wxWindowDC::DoSetClippingRegionAsRegion( const wxRegion& region ) { wxRect box = region.GetBox(); - wxDC::SetClippingRegion( box.x, box.y, box.width, box.height ); + wxDC::DoSetClippingRegion( box.x, box.y, box.width, box.height ); if (m_userRegion) XDestroyRegion ((Region) m_userRegion); @@ -2075,6 +2254,9 @@ int wxWindowDC::GetDepth() const return 24; } + + + // ---------------------------------------------------------------------------- // wxPaintDC // ---------------------------------------------------------------------------- @@ -2111,6 +2293,9 @@ wxPaintDC::wxPaintDC(wxWindow* win) : wxWindowDC(win) 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());