X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/dfc5454127ac2195e10deebb216d82c674e757df..184b5d99a5382cd7a19888c85aff11f8a21af2f6:/src/motif/dcclient.cpp?ds=inline diff --git a/src/motif/dcclient.cpp b/src/motif/dcclient.cpp index cf9f83f7cd..fe58804734 100644 --- a/src/motif/dcclient.cpp +++ b/src/motif/dcclient.cpp @@ -6,9 +6,29 @@ // Created: 01/02/97 // RCS-ID: $Id$ // Copyright: (c) Julian Smart -// Licence: wxWindows licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// +/* + About pens, brushes, and the autoSetting flag: + + Under X, pens and brushes control some of the same X drawing + parameters. Therefore, it is impossible to independently maintain + the current pen and the current brush. Also, some settings depend + on the current logical function. The m_currentFill, etc. instance + variables remember state across the brush and pen. + + Since pens are used more than brushes, the autoSetting flag + is used to indicate that a brush was recently used, and SetPen + must be called to reinstall the current pen's parameters. + If autoSetting includes 0x2, then the pens color may need + to be set based on XOR. + + There is, unfortunately, some confusion between setting the + current pen/brush and actually installing the brush/pen parameters. + Both functionalies are perform by SetPen and SetBrush. C'est la vie. +*/ + #ifdef __GNUG__ #pragma implementation "dcclient.h" #endif @@ -16,29 +36,40 @@ #include "wx/dcclient.h" #include "wx/dcmemory.h" #include "wx/window.h" +#include "wx/app.h" #include #include #include "wx/motif/private.h" +#include "bdiag.xbm" +#include "fdiag.xbm" +#include "cdiag.xbm" +#include "horiz.xbm" +#include "verti.xbm" +#include "cross.xbm" + +static Pixmap bdiag, cdiag, fdiag, cross, horiz, verti; + //----------------------------------------------------------------------------- // constants //----------------------------------------------------------------------------- #define RAD2DEG 57.2957795131 +// Fudge factor. Obsolete? +#define WX_GC_CF 0 //----------------------------------------------------------------------------- // wxWindowDC //----------------------------------------------------------------------------- #if !USE_SHARED_LIBRARY -//IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxDC) -//IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC) +IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC) +IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC) IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC) #endif - wxWindowDC::wxWindowDC(void) { m_gc = (WXGC) 0; @@ -51,18 +82,23 @@ wxWindowDC::wxWindowDC(void) m_currentPenDash = (char*) NULL; m_currentStyle = -1; m_currentFill = -1; - m_currentBkMode = wxTRANSPARENT; +// m_currentBkMode = wxTRANSPARENT; m_colour = wxColourDisplay(); m_display = (WXDisplay*) NULL; - m_clippingRegion = (WXRegion) 0; + m_currentRegion = (WXRegion) 0; + m_userRegion = (WXRegion) 0; + m_pixmap = (WXPixmap) 0; + m_autoSetting = 0; + m_oldFont = (WXFont) 0; }; wxWindowDC::wxWindowDC( wxWindow *window ) { + wxASSERT_MSG( (window != (wxWindow*) NULL), "You must pass a valid wxWindow to wxWindowDC/wxClientDC/wxPaintDC constructor." ); + m_window = window; m_gc = (WXGC) 0; m_gcBacking = (WXGC) 0; - m_window = NULL; m_backgroundPixel = -1; m_currentPenWidth = 1; m_currentPenJoin = -1; @@ -70,15 +106,54 @@ wxWindowDC::wxWindowDC( wxWindow *window ) m_currentPenDash = (char*) NULL; m_currentStyle = -1; m_currentFill = -1; - m_currentBkMode = wxTRANSPARENT; +// m_currentBkMode = wxTRANSPARENT; m_colour = wxColourDisplay(); - m_display = window->GetXDisplay(); - m_clippingRegion = (WXRegion) 0; + m_currentRegion = (WXRegion) 0; + m_userRegion = (WXRegion) 0; m_ok = TRUE; + m_autoSetting = 0; + + m_display = window->GetXDisplay(); + m_pixmap = window->GetXWindow(); + Display* display = (Display*) m_display; + + XSetWindowColormap (display, (Pixmap) m_pixmap, (Colormap) wxTheApp->GetMainColormap(m_display)); + + XGCValues gcvalues; + gcvalues.foreground = BlackPixel (display, DefaultScreen (display)); + gcvalues.background = WhitePixel (display, DefaultScreen (display)); + gcvalues.graphics_exposures = False; + gcvalues.line_width = 1; + m_gc = (WXGC) XCreateGC (display, RootWindow (display, DefaultScreen (display)), + GCForeground | GCBackground | GCGraphicsExposures | GCLineWidth, + &gcvalues); + + if (m_window->GetBackingPixmap()) + { + m_gcBacking = (WXGC) XCreateGC (display, RootWindow (display, + DefaultScreen (display)), + GCForeground | GCBackground | GCGraphicsExposures | GCLineWidth, + &gcvalues); + } + + m_backgroundPixel = (int) gcvalues.background; + + // Get the current Font so we can set it back later + XGCValues valReturn; + XGetGCValues((Display*) m_display, (GC) m_gc, GCFont, &valReturn); + m_oldFont = (WXFont) valReturn.font; }; wxWindowDC::~wxWindowDC(void) { + if (m_gc && (m_oldFont != (WXFont) 0) && ((long) m_oldFont != -1)) + { + XSetFont ((Display*) m_display, (GC) m_gc, (Font) m_oldFont); + + if (m_window && m_window->GetBackingPixmap()) + XSetFont ((Display*) m_display,(GC) m_gcBacking, (Font) m_oldFont); + } + if (m_gc) XFreeGC ((Display*) m_display, (GC) m_gc); m_gc = (WXGC) 0; @@ -87,262 +162,612 @@ wxWindowDC::~wxWindowDC(void) XFreeGC ((Display*) m_display, (GC) m_gcBacking); m_gcBacking = (WXGC) 0; - if (m_clippingRegion) - XDestroyRegion ((Region) m_clippingRegion); - m_clippingRegion = (WXRegion) 0; + if (m_currentRegion) + XDestroyRegion ((Region) m_currentRegion); + m_currentRegion = (WXRegion) 0; + + if (m_userRegion) + XDestroyRegion ((Region) m_userRegion); + m_userRegion = (WXRegion) 0; }; void wxWindowDC::FloodFill( long WXUNUSED(x1), long WXUNUSED(y1), wxColour* WXUNUSED(col), int WXUNUSED(style) ) { + // TODO }; bool wxWindowDC::GetPixel( long WXUNUSED(x1), long WXUNUSED(y1), wxColour *WXUNUSED(col) ) const { + // TODO return FALSE; }; void wxWindowDC::DrawLine( long x1, long y1, long x2, long y2 ) { if (!Ok()) return; -#if 0 + int x1d, y1d, x2d, y2d; - /* MATTHEW: [7] Implement GetPixel */ - FreeGetPixelCache(); + // FreeGetPixelCache(); x1d = XLOG2DEV(x1); y1d = YLOG2DEV(y1); x2d = XLOG2DEV(x2); y2d = YLOG2DEV(y2); - if (current_pen && autoSetting) - SetPen (current_pen); - XDrawLine (display, pixmap, gc, x1d, y1d, x2d, y2d); + if (m_autoSetting) + SetPen (m_pen); + + XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, x1d, y1d, x2d, y2d); - if (canvas && canvas->is_retained) - XDrawLine (display, canvas->backingPixmap, gcBacking, - XLOG2DEV_2(x1), YLOG2DEV_2(y1), - XLOG2DEV_2(x2), YLOG2DEV_2(y2)); + if (m_window && m_window->GetBackingPixmap()) + XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking, + XLOG2DEV_2(x1), YLOG2DEV_2(y1), + XLOG2DEV_2(x2), YLOG2DEV_2(y2)); CalcBoundingBox(x1, y1); CalcBoundingBox(x2, y2); -#endif }; void wxWindowDC::CrossHair( long x, long y ) { if (!Ok()) return; - + + if (m_autoSetting) + SetPen (m_pen); + + int xx = XLOG2DEV (x); + int yy = YLOG2DEV (y); + int ww, hh; + wxDisplaySize (&ww, &hh); + XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, 0, yy, + ww, yy); + XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xx, 0, + xx, hh); + + if (m_window && m_window->GetBackingPixmap()) + { + xx = XLOG2DEV_2 (x); + yy = YLOG2DEV_2 (y); + XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking, + 0, yy, + ww, yy); + XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking, + xx, 0, + xx, hh); + } }; void wxWindowDC::DrawArc( long x1, long y1, long x2, long y2, long xc, long yc ) { if (!Ok()) return; - long xx1 = XLOG2DEV(x1); - long yy1 = YLOG2DEV(y1); - long xx2 = XLOG2DEV(x2); - long yy2 = YLOG2DEV(y2); - long xxc = XLOG2DEV((long)xc); - long yyc = YLOG2DEV((long)yc); - double dx = xx1 - xxc; - double dy = yy1 - yyc; - double radius = sqrt(dx*dx+dy*dy); - long r = (long)radius; +// FreeGetPixelCache(); + + int xx1 = XLOG2DEV (x1); + int yy1 = YLOG2DEV (y1); + int xx2 = XLOG2DEV (x2); + int yy2 = YLOG2DEV (y2); + int xxc = XLOG2DEV (xc); + int yyc = YLOG2DEV (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; + double radius1, radius2; - if (xx1 == xx2 && yy1 == yy2) - { - radius1 = 0.0; - radius2 = 360.0; - } - else - if (radius == 0.0) - { + if (xx1 == xx2 && yy1 == yy2) + { + radius1 = 0.0; + radius2 = 360.0; + } + else if (radius == 0.0) radius1 = radius2 = 0.0; - } - else - { - radius1 = (xx1 - xxc == 0) ? - (yy1 - yyc < 0) ? 90.0 : -90.0 : - -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG; - radius2 = (xx2 - xxc == 0) ? - (yy2 - yyc < 0) ? 90.0 : -90.0 : - -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG; - }; - long alpha1 = long(radius1 * 64.0); - long alpha2 = long((radius2 - radius1) * 64.0); - while (alpha2 <= 0) alpha2 += 360*64; - while (alpha1 > 360*64) alpha1 -= 360*64; - - if (m_brush.GetStyle() != wxTRANSPARENT) {}; - - if (m_pen.GetStyle() != wxTRANSPARENT) {}; - + else + { + if (xx1 - xxc == 0) + if (yy1 - yyc < 0) + radius1 = 90.0; + else + radius1 = -90.0; + else + radius1 = -atan2 ((double) (yy1 - yyc), (double) (xx1 - xxc)) * 360.0 / (2 * M_PI); + + if (xx2 - xxc == 0) + if (yy2 - yyc < 0) + radius2 = 90.0; + else + radius2 = -90.0; + else + radius2 = -atan2 ((double) (yy2 - yyc), (double) (xx2 - xxc)) * 360.0 / (2 * M_PI); + } + radius1 *= 64.0; + radius2 *= 64.0; + int alpha1 = (int) radius1; + int alpha2 = (int) (radius2 - radius1); + while (alpha2 <= 0) + alpha2 += 360 * 64; + while (alpha2 > 360 * 64) + alpha2 -= 360 * 64; + + if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT) + { + SetBrush (m_brush); + XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) (GC) m_gc, + xxc - r, yyc - r, 2 * r, 2 * r, alpha1, alpha2); + + if (m_window && m_window->GetBackingPixmap()) + XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking, + xxc_2 - r, yyc_2 - r, 2 * r, 2 * r, alpha1, alpha2); + + } + + if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT) + { + if (m_autoSetting) + SetPen (m_pen); + XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, + xxc - r, yyc - r, 2 * r, 2 * r, alpha1, alpha2); + + if (m_window && m_window->GetBackingPixmap()) + XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking, + xxc_2 - r, yyc_2 - r, 2 * r, 2 * r, alpha1, alpha2); + } + CalcBoundingBox (x1, y1); + CalcBoundingBox (x2, y2); }; void wxWindowDC::DrawEllipticArc( long x, long y, long width, long height, double sa, double ea ) { if (!Ok()) return; - long xx = XLOG2DEV(x); - long yy = YLOG2DEV(y); - long ww = m_signX * XLOG2DEVREL(width); - long hh = m_signY * YLOG2DEVREL(height); - - // CMB: handle -ve width and/or height - if (ww < 0) { ww = -ww; xx = xx - ww; } - if (hh < 0) { hh = -hh; yy = yy - hh; } - - long start = long(sa * 64.0); - long end = long(ea * 64.0); - if (m_brush.GetStyle() != wxTRANSPARENT) {}; - - if (m_pen.GetStyle() != wxTRANSPARENT) {}; + int xd, yd, wd, hd; + + xd = XLOG2DEV(x); + yd = YLOG2DEV(y); + wd = XLOG2DEVREL(width); + hd = YLOG2DEVREL(height); + + if (sa>=360 || sa<=-360) sa=sa-int(sa/360)*360; + if (ea>=360 || ea<=-360) ea=ea-int(ea/360)*360; + int start = int(sa*64); + int end = int(ea*64); + if (start<0) start+=360*64; + if (end <0) end +=360*64; + if (end>start) end-=start; + else end+=360*64-start; + + if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT) + { + 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); + + if (m_window && m_window->GetBackingPixmap()) + XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking, + XLOG2DEV_2 (x), YLOG2DEV_2 (y),wd,hd,start,end); + } + + if (!m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT) + { + if (m_autoSetting) + SetPen (m_pen); + XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, wd, hd, start,end); + if (m_window && m_window->GetBackingPixmap()) + XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking, + XLOG2DEV_2 (x), YLOG2DEV_2 (y),wd,hd,start,end); + } + CalcBoundingBox (x, y); + CalcBoundingBox (x + width, y + height); }; void wxWindowDC::DrawPoint( long x, long y ) { if (!Ok()) return; - if (m_pen.GetStyle() != wxTRANSPARENT) {}; +// FreeGetPixelCache(); + + if (m_pen.Ok() && m_autoSetting) + SetPen (m_pen); + + XDrawPoint ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, XLOG2DEV (x), YLOG2DEV (y)); + if (m_window && m_window->GetBackingPixmap()) + XDrawPoint ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, XLOG2DEV_2 (x), YLOG2DEV_2 (y)); + + CalcBoundingBox (x, y); }; void wxWindowDC::DrawLines( int n, wxPoint points[], long xoffset, long yoffset ) { if (!Ok()) return; - if (m_pen.GetStyle() == wxTRANSPARENT) return; - - for (int i = 0; i < n-1; i++) - { - long x1 = XLOG2DEV(points[i].x + xoffset); - long x2 = XLOG2DEV(points[i+1].x + xoffset); - long y1 = YLOG2DEV(points[i].y + yoffset); // oh, what a waste - long y2 = YLOG2DEV(points[i+1].y + yoffset); - }; +// FreeGetPixelCache(); + + if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT) + { + if (m_autoSetting) + SetPen (m_pen); + + XPoint *xpoints = new XPoint[n]; + int i; + + for (i = 0; i < n; i++) + { + xpoints[i].x = XLOG2DEV (points[i].x + xoffset); + xpoints[i].y = YLOG2DEV (points[i].y + yoffset); + } + XDrawLines ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xpoints, n, 0); + + if (m_window && m_window->GetBackingPixmap()) + { + for (i = 0; i < n; i++) + { + xpoints[i].x = XLOG2DEV_2 (points[i].x + xoffset); + xpoints[i].y = YLOG2DEV_2 (points[i].y + yoffset); + } + XDrawLines ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, xpoints, n, 0); + } + delete[]xpoints; + } }; -void wxWindowDC::DrawLines( wxList *points, long xoffset, long yoffset ) +void wxWindowDC::DrawLines( wxList *list, long xoffset, long yoffset ) { if (!Ok()) return; if (m_pen.GetStyle() == wxTRANSPARENT) return; - wxNode *node = points->First(); - while (node->Next()) - { - wxPoint *point = (wxPoint*)node->Data(); - wxPoint *npoint = (wxPoint*)node->Next()->Data(); - long x1 = XLOG2DEV(point->x + xoffset); - long x2 = XLOG2DEV(npoint->x + xoffset); - long y1 = YLOG2DEV(point->y + yoffset); // and again... - long y2 = YLOG2DEV(npoint->y + yoffset); - node = node->Next(); - }; + int n = list->Number(); + wxPoint *points = new wxPoint[n]; + + int i = 0; + for(wxNode *node = list->First(); node; node = node->Next()) { + wxPoint *point = (wxPoint *)node->Data(); + points[i].x = point->x; + points[i++].y = point->y; + } + DrawLines(n, points, xoffset, yoffset); + delete []points; }; -void wxWindowDC::DrawPolygon( int WXUNUSED(n), wxPoint WXUNUSED(points)[], - long WXUNUSED(xoffset), long WXUNUSED(yoffset), int WXUNUSED(fillStyle) ) +void wxWindowDC::DrawPolygon( int n, wxPoint points[], + long xoffset, long yoffset, int fillStyle ) { - if (!Ok()) return; +// FreeGetPixelCache(); + + XPoint *xpoints1 = new XPoint[n + 1]; + XPoint *xpoints2 = new XPoint[n + 1]; + int i; + for (i = 0; i < n; i++) + { + xpoints1[i].x = XLOG2DEV (points[i].x + xoffset); + xpoints1[i].y = YLOG2DEV (points[i].y + yoffset); + xpoints2[i].x = XLOG2DEV_2 (points[i].x + xoffset); + xpoints2[i].y = YLOG2DEV_2 (points[i].y + yoffset); + CalcBoundingBox (points[i].x + xoffset, points[i].y + yoffset); + } + + // Close figure for XDrawLines (not needed for XFillPolygon) + xpoints1[i].x = xpoints1[0].x; + xpoints1[i].y = xpoints1[0].y; + xpoints2[i].x = xpoints2[0].x; + xpoints2[i].y = xpoints2[0].y; + + if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT) + { + SetBrush (m_brush); + XSetFillRule ((Display*) m_display, (GC) m_gc, fillStyle == wxODDEVEN_RULE ? EvenOddRule : WindingRule); + XFillPolygon ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xpoints1, n, Complex, 0); + XSetFillRule ((Display*) m_display, (GC) m_gc, EvenOddRule); // default mode + if (m_window && m_window->GetBackingPixmap()) + { + XSetFillRule ((Display*) m_display,(GC) m_gcBacking, + fillStyle == wxODDEVEN_RULE ? EvenOddRule : WindingRule); + XFillPolygon ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, xpoints2, n, Complex, 0); + XSetFillRule ((Display*) m_display,(GC) m_gcBacking, EvenOddRule); // default mode + } + } + + if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT) + { + if (m_autoSetting) + SetPen (m_pen); + XDrawLines ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xpoints1, n + 1, 0); + + if (m_window && m_window->GetBackingPixmap()) + XDrawLines ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, xpoints2, n + 1, 0); + } + + delete[]xpoints1; + delete[]xpoints2; }; -void wxWindowDC::DrawPolygon( wxList *WXUNUSED(lines), long WXUNUSED(xoffset), - long WXUNUSED(yoffset), int WXUNUSED(fillStyle) ) +void wxWindowDC::DrawPolygon( wxList *list, long xoffset, + long yoffset, int fillStyle ) { if (!Ok()) return; + + int n = list->Number(); + wxPoint *points = new wxPoint[n]; + + int i = 0; + for(wxNode *node = list->First(); node; node = node->Next()) { + wxPoint *point = (wxPoint *)node->Data(); + points[i].x = point->x; + points[i++].y = point->y; + } + DrawPolygon(n, points, xoffset, yoffset,fillStyle); + delete[] points; }; void wxWindowDC::DrawRectangle( long x, long y, long width, long height ) { if (!Ok()) return; - long xx = XLOG2DEV(x); - long yy = YLOG2DEV(y); - long ww = m_signX * XLOG2DEVREL(width); - long hh = m_signY * YLOG2DEVREL(height); - - // CMB: draw nothing if transformed w or h is 0 - if (ww == 0 || hh == 0) return; +// FreeGetPixelCache(); - // CMB: handle -ve width and/or height - if (ww < 0) { ww = -ww; xx = xx - ww; } - if (hh < 0) { hh = -hh; yy = yy - hh; } + int xd, yd, wfd, hfd, wd, hd; - if (m_brush.GetStyle() != wxTRANSPARENT) {}; - - if (m_pen.GetStyle() != wxTRANSPARENT) {}; + xd = XLOG2DEV(x); + yd = YLOG2DEV(y); + wfd = XLOG2DEVREL(width); + wd = wfd - WX_GC_CF; + hfd = YLOG2DEVREL(height); + hd = hfd - WX_GC_CF; + + if (wfd == 0 || hfd == 0) return; + if (wd < 0) { wd = - wd; xd = xd - wd; } + if (hd < 0) { hd = - hd; yd = yd - hd; } + + if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT) + { + SetBrush (m_brush); + XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, wfd, hfd); + + if (m_window && m_window->GetBackingPixmap()) + XFillRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + XLOG2DEV_2 (x), YLOG2DEV_2 (y), + wfd, hfd); + } + + if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT) + { + if (m_autoSetting) + SetPen (m_pen); + XDrawRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, wd, hd); + + if (m_window && m_window->GetBackingPixmap()) + XDrawRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + XLOG2DEV_2 (x), YLOG2DEV_2 (y), + wd, hd); + } + CalcBoundingBox (x, y); + CalcBoundingBox (x + width, y + height); }; void wxWindowDC::DrawRoundedRectangle( long x, long y, long width, long height, double radius ) { if (!Ok()) return; +// FreeGetPixelCache(); + + // If radius is negative, it's a proportion of the smaller dimension. + if (radius < 0.0) radius = - radius * ((width < height) ? width : height); - - long xx = XLOG2DEV(x); - long yy = YLOG2DEV(y); - long ww = m_signX * XLOG2DEVREL(width); - long hh = m_signY * YLOG2DEVREL(height); - long rr = XLOG2DEVREL((long)radius); - // CMB: handle -ve width and/or height - if (ww < 0) { ww = -ww; xx = xx - ww; } - if (hh < 0) { hh = -hh; yy = yy - hh; } + int xd = XLOG2DEV (x); + int yd = YLOG2DEV (y); + int rd = XLOG2DEVREL ((long) radius); + int wd = XLOG2DEVREL (width) - WX_GC_CF; + int hd = YLOG2DEVREL (height) - WX_GC_CF; - // CMB: if radius is zero use DrawRectangle() instead to avoid + int rw_d = rd * 2; + int rh_d = rw_d; + + // If radius is zero use DrawRectangle() instead to avoid // X drawing errors with small radii - if (rr == 0) + if (rd == 0) { DrawRectangle( x, y, width, height ); return; } - // CMB: draw nothing if transformed w or h is 0 - if (ww == 0 || hh == 0) return; + // Draw nothing if transformed w or h is 0 + if (wd == 0 || hd == 0) return; // CMB: adjust size if outline is drawn otherwise the result is // 1 pixel too wide and high if (m_pen.GetStyle() != wxTRANSPARENT) { - ww--; - hh--; + wd--; + hd--; } // CMB: ensure dd is not larger than rectangle otherwise we // get an hour glass shape - long dd = 2 * rr; - if (dd > ww) dd = ww; - if (dd > hh) dd = hh; - rr = dd / 2; + if (rw_d > wd) rw_d = wd; + if (rw_d > hd) rw_d = hd; + rd = rw_d / 2; + + // For backing pixmap + int xd2 = XLOG2DEV_2 (x); + int yd2 = YLOG2DEV_2 (y); + int rd2 = XLOG2DEVREL ((long) radius); + int wd2 = XLOG2DEVREL (width) ; + int hd2 = YLOG2DEVREL (height) ; + + int rw_d2 = rd2 * 2; + int rh_d2 = rw_d2; - if (m_brush.GetStyle() != wxTRANSPARENT) + if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT) { - }; - - if (m_pen.GetStyle() != wxTRANSPARENT) + SetBrush (m_brush); + + XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + rd, yd, + wd - rw_d, hd); + XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd + rd, + wd, hd - rh_d); + + // Arcs start from 3 o'clock, positive angles anticlockwise + // Top-left + XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, + rw_d, rh_d, 90 * 64, 90 * 64); + // Top-right + XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + wd - rw_d, yd, +// rw_d, rh_d, 0, 90 * 64); + rw_d, rh_d, 0, 91 * 64); + // Bottom-right + XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + wd - rw_d, + yd + hd - rh_d, +// rw_d, rh_d, 270 * 64, 90 * 64); + rw_d, rh_d, 269 * 64, 92 * 64); + // Bottom-left + XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd + hd - rh_d, + rw_d, rh_d, 180 * 64, 90 * 64); + + if (m_window && m_window->GetBackingPixmap()) + { + XFillRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2 + rd2, yd2, wd2 - rw_d2, hd2); + XFillRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2, yd2 + rd2, wd2, hd2 - rh_d2); + + XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2, yd2, rw_d2, rh_d2, 90 * 64, 90 * 64); + XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2 + wd2 - rw_d2, yd2, +// rw_d2, rh_d2, 0, 90 * 64); + rw_d2, rh_d2, 0, 91 * 64); + XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2 + wd2 - rw_d2, + yd2 + hd2 - rh_d2, +// rw_d2, rh_d2, 270 * 64, 90 * 64); + rw_d2, rh_d2, 269 * 64, 92 * 64); + XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2, yd2 + hd2 - rh_d2, + rw_d2, rh_d2, 180 * 64, 90 * 64); + } + } + + if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT) { - }; + SetPen (m_pen); + XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + rd, yd, + xd + wd - rd + 1, yd); + XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + rd, yd + hd, + xd + wd - rd, yd + hd); + + XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd + rd, + xd, yd + hd - rd); + XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + wd, yd + rd, + xd + wd, yd + hd - rd + 1); + XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, + rw_d, rh_d, 90 * 64, 90 * 64); + XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + wd - rw_d, yd, +// rw_d, rh_d, 0, 90 * 64); + rw_d, rh_d, 0, 91 * 64); + XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + wd - rw_d, + yd + hd - rh_d, + rw_d, rh_d, 269 * 64, 92 * 64); + XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd + hd - rh_d, + rw_d, rh_d, 180 * 64, 90 * 64); + + if (m_window && m_window->GetBackingPixmap()) + { + XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2 + rd2, yd2, + xd2 + wd2 - rd2 + 1, yd2); + XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2 + rd2, yd2 + hd2, + xd2 + wd2 - rd2, yd2 + hd2); + + XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2, yd2 + rd2, + xd2, yd2 + hd2 - rd2); + XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2 + wd2, yd2 + rd2, + xd2 + wd2, yd2 + hd2 - rd2 + 1); + XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2, yd2, + rw_d2, rh_d2, 90 * 64, 90 * 64); + XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2 + wd2 - rw_d2, yd2, +// rw_d2, rh_d2, 0, 90 * 64); + rw_d2, rh_d2, 0, 91 * 64); + XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2 + wd2 - rw_d2, + yd2 + hd2 - rh_d2, + rw_d2, rh_d2, 269 * 64, 92 * 64); + XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + xd2, yd2 + hd2 - rh_d2, + rw_d2, rh_d2, 180 * 64, 90 * 64); + } + } + CalcBoundingBox (x, y); + CalcBoundingBox (x + width, y + height); + + }; void wxWindowDC::DrawEllipse( long x, long y, long width, long height ) { if (!Ok()) return; - long xx = XLOG2DEV(x); - long yy = YLOG2DEV(y); - long ww = m_signX * XLOG2DEVREL(width); - long hh = m_signY * YLOG2DEVREL(height); - - // CMB: handle -ve width and/or height - if (ww < 0) { ww = -ww; xx = xx - ww; } - if (hh < 0) { hh = -hh; yy = yy - hh; } - - if (m_brush.GetStyle() != wxTRANSPARENT) {}; - - if (m_pen.GetStyle() != wxTRANSPARENT) {}; + // Check for negative width and height + if (height < 0) + { + y = y + height; + height = - height ; + } + + if (width < 0) + { + x = x + width; + width = - width ; + } + +// FreeGetPixelCache(); + + static const int angle = 23040; + + int xd, yd, wd, hd; + + xd = XLOG2DEV(x); + yd = YLOG2DEV(y); + wd = XLOG2DEVREL(width) ; + hd = YLOG2DEVREL(height) ; + + if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT) + { + SetBrush (m_brush); + XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, wd, hd, 0, angle); + if (m_window && m_window->GetBackingPixmap()) + XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + XLOG2DEV_2 (x), YLOG2DEV_2 (y), + XLOG2DEVREL (width) - WX_GC_CF, + YLOG2DEVREL (height) - WX_GC_CF, 0, angle); + } + + if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT) + { + if (m_autoSetting) + SetPen (m_pen); + XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, wd, hd, 0, angle); + if (m_window && m_window->GetBackingPixmap()) + XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + XLOG2DEV_2 (x), YLOG2DEV_2 (y), + XLOG2DEVREL (width) - WX_GC_CF, + YLOG2DEVREL (height) - WX_GC_CF, 0, angle); + } + CalcBoundingBox (x, y); + CalcBoundingBox (x + width, y + height); + }; bool wxWindowDC::CanDrawBitmap(void) const @@ -350,54 +775,441 @@ bool wxWindowDC::CanDrawBitmap(void) const return TRUE; }; +/* Used when copying between drawables on different (Display*) m_displays. + Not very fast, but better than giving up. + */ + +static void XCopyRemote(Display *src_display, Display *dest_display, + Drawable src, Drawable dest, + GC destgc, + int srcx, int srcy, + unsigned int w, unsigned int h, + int destx, int desty, + bool more, XImage **cache) +{ + XImage *image, *destimage; + Colormap destcm, srccm; +#define CACHE_SIZE 256 + unsigned int i, j; + unsigned long cachesrc[CACHE_SIZE], cachedest[CACHE_SIZE]; + int k, cache_pos, all_cache; + + if (!cache || !*cache) + image = XGetImage(src_display, src, srcx, srcy, w, h, AllPlanes, ZPixmap); + else + image = *cache; + + destimage = XGetImage(dest_display, dest, destx, desty, w, h, AllPlanes, ZPixmap); + + srccm = (Colormap) wxTheApp->GetMainColormap((WXDisplay*) src_display); + destcm = (Colormap) wxTheApp->GetMainColormap((WXDisplay*) dest_display); + + cache_pos = 0; + all_cache = FALSE; + + for (i = 0; i < w; i++) + for (j = 0; j < h; j++) { + unsigned long pixel; + XColor xcol; + + pixel = XGetPixel(image, i, j); + for (k = cache_pos; k--; ) + if (cachesrc[k] == pixel) { + pixel = cachedest[k]; + goto install; + } + if (all_cache) + for (k = CACHE_SIZE; k-- > cache_pos; ) + if (cachesrc[k] == pixel) { + pixel = cachedest[k]; + goto install; + } + + cachesrc[cache_pos] = xcol.pixel = pixel; + XQueryColor(src_display, srccm, &xcol); + if (!XAllocColor(dest_display, destcm, &xcol)) + xcol.pixel = 0; + cachedest[cache_pos] = pixel = xcol.pixel; + + if (++cache_pos >= CACHE_SIZE) { + cache_pos = 0; + all_cache = TRUE; + } + + install: + XPutPixel(destimage, i, j, pixel); + } + + XPutImage(dest_display, dest, destgc, destimage, 0, 0, destx, desty, w, h); + XDestroyImage(destimage); + + if (more) + *cache = image; + else + XDestroyImage(image); +} + void wxWindowDC::DrawIcon( const wxIcon &icon, long x, long y, bool useMask ) { if (!Ok()) return; if (!icon.Ok()) return; - int xx = XLOG2DEV(x); - int yy = YLOG2DEV(y); - +// FreeGetPixelCache(); + + // Be sure that foreground pixels (1) of + // the Icon will be painted with pen colour. [m_pen.SetColour()] + // Background pixels (0) will be painted with + // last selected background color. [::SetBackground] + if (m_pen.Ok() && m_autoSetting) + SetPen (m_pen); + + int width, height; + Pixmap iconPixmap = (Pixmap) icon.GetPixmap(); + width = icon.GetWidth(); + height = icon.GetHeight(); + if (icon.GetDisplay() == m_display) + { + if (icon.GetDepth() <= 1) + { + XCopyPlane ((Display*) m_display, iconPixmap, (Pixmap) m_pixmap, (GC) m_gc, + 0, 0, width, height, + (int) XLOG2DEV (x), (int) YLOG2DEV (y), 1); + } + else + { + XCopyArea ((Display*) m_display, iconPixmap, (Pixmap) m_pixmap, (GC) m_gc, + 0, 0, width, height, + (int) XLOG2DEV (x), (int) YLOG2DEV (y)); + } + + + if (m_window && m_window->GetBackingPixmap()) + { + if (icon.GetDepth() <= 1) + { + XCopyPlane ((Display*) m_display, iconPixmap, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + 0, 0, width, height, (int) XLOG2DEV_2 (x), (int) YLOG2DEV_2 (y), 1); + } + else + { + XCopyArea ((Display*) m_display, iconPixmap, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + 0, 0, width, height, + (int) XLOG2DEV_2 (x), (int) YLOG2DEV_2 (y)); + } + } + } else { /* Remote copy (different (Display*) m_displays) */ + XImage *cache = NULL; + if (m_window && m_window->GetBackingPixmap()) + XCopyRemote((Display*) icon.GetDisplay(), (Display*) m_display, iconPixmap, (Pixmap) m_window->GetBackingPixmap(), + (GC) m_gcBacking, 0, 0, width, height, + (int) XLOG2DEV_2 (x), (int) YLOG2DEV_2 (y), TRUE, &cache); + XCopyRemote((Display*) icon.GetDisplay(), (Display*) m_display, iconPixmap, (Pixmap) m_pixmap, (GC) m_gc, + 0, 0, width, height, + (int) XLOG2DEV (x), (int) YLOG2DEV (y), FALSE, &cache); + } + CalcBoundingBox (x, y); + }; bool wxWindowDC::Blit( long xdest, long ydest, long width, long height, - wxDC *source, long xsrc, long ysrc, int WXUNUSED(logical_func), bool WXUNUSED(useMask) ) + wxDC *source, long xsrc, long ysrc, int rop, bool useMask ) { if (!Ok()) return FALSE; + + wxASSERT_MSG( (source->IsKindOf(CLASSINFO(wxWindowDC))), "Blit source DC must be wxWindowDC or derived class." ); + + wxWindowDC* sourceDC = (wxWindowDC*) source; - // CMB 20/5/98: add blitting of bitmaps - if (source->IsKindOf(CLASSINFO(wxMemoryDC))) - { - wxMemoryDC* srcDC = (wxMemoryDC*)source; - /* - GdkBitmap* bmap = srcDC->m_selected.GetBitmap(); - if (bmap) - { - gdk_draw_bitmap ( - m_window, - m_textGC, - bmap, - source->DeviceToLogicalX(xsrc), source->DeviceToLogicalY(ysrc), - XLOG2DEV(xdest), YLOG2DEV(ydest), - source->DeviceToLogicalXRel(width), source->DeviceToLogicalYRel(height) - ); - return TRUE; - } - */ - } +// FreeGetPixelCache(); - return TRUE; + // Be sure that foreground pixels (1) of + // the Icon will be painted with pen colour. [m_pen.SetColour()] + // Background pixels (0) will be painted with + // last selected background color. [::SetBackground] + if (m_pen.Ok() && m_autoSetting) + SetPen (m_pen); + + if (m_pixmap && sourceDC->m_pixmap) + { + /* MATTHEW: [9] */ + int orig = m_logicalFunction; + + SetLogicalFunction (rop); + + if (m_display != sourceDC->m_display) + { + XImage *cache = NULL; + + if (m_window && m_window->GetBackingPixmap()) + XCopyRemote((Display*) sourceDC->m_display, (Display*) m_display, + (Pixmap) sourceDC->m_pixmap, (Pixmap) m_window->GetBackingPixmap(), + (GC) m_gcBacking, + source->LogicalToDeviceX (xsrc), + source->LogicalToDeviceY (ysrc), + source->LogicalToDeviceXRel(width), + source->LogicalToDeviceYRel(height), + XLOG2DEV_2 (xdest), YLOG2DEV_2 (ydest), + TRUE, &cache); + + if ( useMask && source->IsKindOf(CLASSINFO(wxMemoryDC)) ) + { + wxMemoryDC *memDC = (wxMemoryDC *)source; + wxBitmap& sel = memDC->GetBitmap(); + if ( sel.Ok() && sel.GetMask() && sel.GetMask()->GetPixmap() ) + { + XSetClipMask ((Display*) m_display, (GC) m_gc, (Pixmap) sel.GetMask()->GetPixmap()); + XSetClipOrigin ((Display*) m_display, (GC) m_gc, XLOG2DEV (xdest), YLOG2DEV (ydest)); + } + } + + XCopyRemote((Display*) sourceDC->m_display, (Display*) m_display, (Pixmap) sourceDC->m_pixmap, (Pixmap) m_pixmap, (GC) m_gc, + source->LogicalToDeviceX (xsrc), + source->LogicalToDeviceY (ysrc), + source->LogicalToDeviceXRel(width), + source->LogicalToDeviceYRel(height), + XLOG2DEV (xdest), YLOG2DEV (ydest), + FALSE, &cache); + + if ( useMask ) + { + XSetClipMask ((Display*) m_display, (GC) m_gc, None); + XSetClipOrigin ((Display*) m_display, (GC) m_gc, 0, 0); + } + + } else + { + if (m_window && m_window->GetBackingPixmap()) + { +// +++ MARKUS (mho@comnets.rwth-aachen): error on blitting bitmaps with depth 1 + if (source->IsKindOf(CLASSINFO(wxMemoryDC)) && ((wxMemoryDC*) source)->GetBitmap().GetDepth() == 1) + { + XCopyPlane ((Display*) m_display, (Pixmap) sourceDC->m_pixmap, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + source->LogicalToDeviceX (xsrc), + source->LogicalToDeviceY (ysrc), + source->LogicalToDeviceXRel(width), + source->LogicalToDeviceYRel(height), + XLOG2DEV_2 (xdest), YLOG2DEV_2 (ydest), 1); + } + else + { + XCopyArea ((Display*) m_display, (Pixmap) sourceDC->m_pixmap, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, + source->LogicalToDeviceX (xsrc), + source->LogicalToDeviceY (ysrc), + source->LogicalToDeviceXRel(width), + source->LogicalToDeviceYRel(height), + XLOG2DEV_2 (xdest), YLOG2DEV_2 (ydest)); + } + } + if ( useMask && source->IsKindOf(CLASSINFO(wxMemoryDC)) ) + { + wxMemoryDC *memDC = (wxMemoryDC *)source; + wxBitmap& sel = memDC->GetBitmap(); + if ( sel.Ok() && sel.GetMask() && sel.GetMask()->GetPixmap() ) + { + XSetClipMask ((Display*) m_display, (GC) m_gc, (Pixmap) sel.GetMask()->GetPixmap()); + XSetClipOrigin ((Display*) m_display, (GC) m_gc, XLOG2DEV (xdest), YLOG2DEV (ydest)); + } + } + + // Check if we're copying from a mono bitmap + if (source->IsKindOf(CLASSINFO(wxMemoryDC)) && + ((wxMemoryDC*)source)->GetBitmap().Ok() && (((wxMemoryDC*)source)->GetBitmap().GetDepth () == 1)) + { + XCopyPlane ((Display*) m_display, (Pixmap) sourceDC->m_pixmap, (Pixmap) m_pixmap, (GC) m_gc, + source->LogicalToDeviceX (xsrc), + source->LogicalToDeviceY (ysrc), + source->LogicalToDeviceXRel(width), + source->LogicalToDeviceYRel(height), + XLOG2DEV (xdest), YLOG2DEV (ydest), 1); + } + else + { + XCopyArea ((Display*) m_display, (Pixmap) sourceDC->m_pixmap, (Pixmap) m_pixmap, (GC) m_gc, + source->LogicalToDeviceX (xsrc), + source->LogicalToDeviceY (ysrc), + source->LogicalToDeviceXRel(width), + source->LogicalToDeviceYRel(height), + XLOG2DEV (xdest), YLOG2DEV (ydest)); + + } + if ( useMask ) + { + XSetClipMask ((Display*) m_display, (GC) m_gc, None); + XSetClipOrigin ((Display*) m_display, (GC) m_gc, 0, 0); + } + + } /* Remote/local (Display*) m_display */ + CalcBoundingBox (xdest, ydest); + CalcBoundingBox (xdest + width, ydest + height); + + SetLogicalFunction(orig); + + return TRUE; + } + return FALSE; }; -void wxWindowDC::DrawText( const wxString &text, long x, long y, bool -WXUNUSED(use16) ) +/* Helper function for 16-bit fonts */ +static int str16len(const char *s) +{ + int count = 0; + + while (s[0] && s[1]) { + count++; + s += 2; + } + + return count; +} + +void wxWindowDC::DrawText( const wxString &text, long x, long y, bool use16 ) { if (!Ok()) return; -}; + // 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; + + if (use16) + slen = str16len(text); + else + 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 (use16) + (void)XTextExtents16((XFontStruct*) pFontStruct, (XChar2b *)(const char*) text, slen, &direction, + &ascent, &descent, &overall_return); + else + (void)XTextExtents((XFontStruct*) pFontStruct, (char*) (const char*) text, slen, &direction, + &ascent, &descent, &overall_return); + cx = overall_return.width; + cy = ascent + descent; + } + + // 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); + } + + // Now set the text foreground and draw the text + if (m_textForegroundColour.Ok ()) + { + wxColour oldPenColour = m_currentColour; + m_currentColour = m_textForegroundColour; + bool sameColour = (oldPenColour.Ok () && m_currentColour.Ok () && + (oldPenColour.Red () == m_currentColour.Red ()) && + (oldPenColour.Blue () == m_currentColour.Blue ()) && + (oldPenColour.Green () == m_currentColour.Green ()) && + (oldPenColour.GetPixel() == m_currentColour.GetPixel())); + + if (!sameColour || !GetOptimization()) + { + int pixel = -1; + if (!m_colour) // Mono display + { + // Unless foreground is really white, draw it in black + unsigned char red = m_textForegroundColour.Red (); + unsigned char blue = m_textForegroundColour.Blue (); + unsigned char green = m_textForegroundColour.Green (); + if (red == (unsigned char) 255 && blue == (unsigned char) 255 + && green == (unsigned char) 255) + { + m_currentColour = *wxWHITE; + pixel = (int) WhitePixel ((Display*) m_display, DefaultScreen ((Display*) m_display)); + m_currentColour.SetPixel(pixel); + m_textForegroundColour.SetPixel(pixel); + } + else + { + m_currentColour = *wxBLACK; + pixel = (int) BlackPixel ((Display*) m_display, DefaultScreen ((Display*) m_display)); + m_currentColour.SetPixel(pixel); + m_textForegroundColour.SetPixel(pixel); + } + } + else + { + pixel = m_textForegroundColour.AllocColour((Display*) m_display); + m_currentColour.SetPixel(pixel); + } + + // 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_textForegroundColour = oldPenColour; + } + // We need to add the ascent, not the whole height, since X draws + // at the point above the descender. + if (use16) + XDrawString16((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, XLOG2DEV (x), YLOG2DEV (y) + ascent, + (XChar2b *)(char*) (const char*) text, slen); + else + XDrawString((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, XLOG2DEV (x), YLOG2DEV (y) + ascent, + text, slen); + + if (m_window && m_window->GetBackingPixmap()) { + if (use16) + XDrawString16((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking, + XLOG2DEV_2 (x), YLOG2DEV_2 (y) + ascent, + (XChar2b *)(char*) (const char*) text, slen); + else + XDrawString((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking, + XLOG2DEV_2 (x), YLOG2DEV_2 (y) + ascent, (char*) (const char*) text, slen); + } + long w, h; + GetTextExtent (text, &w, &h); + CalcBoundingBox (x + w, y + h); + CalcBoundingBox (x, y); +}; bool wxWindowDC::CanGetTextExtent(void) const { @@ -405,29 +1217,117 @@ bool wxWindowDC::CanGetTextExtent(void) const }; void wxWindowDC::GetTextExtent( const wxString &string, long *width, long *height, - long *WXUNUSED(descent), long *WXUNUSED(externalLeading), - wxFont *WXUNUSED(theFont), bool WXUNUSED(use16) ) + long *descent, long *externalLeading, + wxFont *font, bool use16 ) { if (!Ok()) return; + + wxFont* theFont = font; + if (!theFont) + theFont = & m_font; + + if (!theFont->Ok()) + { + // TODO: this should be an error log function + cerr << "wxWindows warning - set a valid font before calling GetTextExtent!\n"; + *width = -1; + *height = -1; + return; + } + + WXFontStructPtr pFontStruct = theFont->GetFontStruct(m_userScaleY*m_logicalScaleY, m_display); + + int direction, ascent, descent2; + XCharStruct overall; + int slen; + if (use16) slen = str16len(string); else slen = strlen(string); + + if (use16) + XTextExtents16((XFontStruct*) pFontStruct, (XChar2b *) (char*) (const char*) string, slen, &direction, + &ascent, &descent2, &overall); + else + XTextExtents((XFontStruct*) pFontStruct, (char*) (const char*) string, slen, &direction, + &ascent, &descent2, &overall); + + *width = XDEV2LOGREL (overall.width); + *height = YDEV2LOGREL (ascent + descent2); + if (descent) + *descent = descent2; + if (externalLeading) + *externalLeading = 0; }; long wxWindowDC::GetCharWidth(void) { if (!Ok()) return 0; - return 0; + + if (!m_font.Ok()) + return 0; + + WXFontStructPtr pFontStruct = m_font.GetFontStruct(m_userScaleY * m_logicalScaleY, m_display); + + int direction, ascent, descent; + XCharStruct overall; + XTextExtents ((XFontStruct*) pFontStruct, "x", 1, &direction, &ascent, + &descent, &overall); + return XDEV2LOGREL(overall.width); }; long wxWindowDC::GetCharHeight(void) { if (!Ok()) return 0; - return 0; + + if (!m_font.Ok()) + return 0; + + WXFontStructPtr pFontStruct = m_font.GetFontStruct(m_userScaleY*m_logicalScaleY, m_display); + + 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); }; void wxWindowDC::Clear(void) { if (!Ok()) return; + int w, h; + if (m_window) + { + // TODO: should we get the virtual size? + m_window->GetSize(&w, &h); + + if (m_window && m_window->GetBackingPixmap()) + { + w = m_window->GetPixmapWidth(); + h = m_window->GetPixmapHeight(); + } + } + else + { + if (this->IsKindOf(CLASSINFO(wxMemoryDC))) + { + wxMemoryDC* memDC = (wxMemoryDC*) this; + w = memDC->GetBitmap().GetWidth(); + h = memDC->GetBitmap().GetHeight(); + } + else + return; + } + + wxBrush saveBrush = m_brush; + SetBrush (m_backgroundBrush); + + XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, 0, 0, w, h); + + if (m_window && m_window->GetBackingPixmap()) + XFillRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, 0, 0, w, h); + + m_brush = saveBrush; }; void wxWindowDC::SetFont( const wxFont &font ) @@ -435,46 +1335,608 @@ void wxWindowDC::SetFont( const wxFont &font ) if (!Ok()) return; m_font = font; + + if (!m_font.Ok()) + { + if ((m_oldFont != (WXFont) 0) && ((long) m_oldFont != -1)) + { + XSetFont ((Display*) m_display, (GC) m_gc, (Font) m_oldFont); + + if (m_window && m_window->GetBackingPixmap()) + XSetFont ((Display*) m_display,(GC) m_gcBacking, (Font) m_oldFont); + } + return; + } + + WXFontStructPtr pFontStruct = m_font.GetFontStruct(m_userScaleY*m_logicalScaleY, m_display); + + Font fontId = ((XFontStruct*)pFontStruct)->fid; + XSetFont ((Display*) m_display, (GC) m_gc, fontId); + + if (m_window && m_window->GetBackingPixmap()) + XSetFont ((Display*) m_display,(GC) m_gcBacking, fontId); }; void wxWindowDC::SetPen( const wxPen &pen ) { if (!Ok()) return; - if (m_pen == pen) return; - m_pen = pen; - - if (!m_pen.Ok()) return; + if (!m_pen.Ok()) + return; + + wxBitmap oldStipple = m_currentStipple; + int oldStyle = m_currentStyle; + int oldFill = m_currentFill; + int old_pen_width = m_currentPenWidth; + 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; + + wxColour oldPenColour = m_currentColour; + m_currentColour = m_pen.GetColour (); + m_currentStyle = m_pen.GetStyle (); + m_currentFill = m_pen.GetStyle (); // TODO? + m_currentPenWidth = m_pen.GetWidth (); + m_currentPenJoin = m_pen.GetJoin (); + m_currentPenCap = m_pen.GetCap (); + m_currentPenDashCount = m_pen.GetDashCount(); + m_currentPenDash = m_pen.GetDash(); + + if (m_currentStyle == wxSTIPPLE) + m_currentStipple = m_pen.GetStipple (); + + bool sameStyle = (oldStyle == m_currentStyle && + oldFill == m_currentFill && + old_pen_join == m_currentPenJoin && + old_pen_cap == m_currentPenCap && + old_pen_nb_dash == m_currentPenDashCount && + old_pen_dash == m_currentPenDash && + old_pen_width == m_currentPenWidth); + + bool sameColour = (oldPenColour.Ok () && + (oldPenColour.Red () == m_currentColour.Red ()) && + (oldPenColour.Blue () == m_currentColour.Blue ()) && + (oldPenColour.Green () == m_currentColour.Green ()) && + (oldPenColour.GetPixel() == m_currentColour.GetPixel())); + + if (!sameStyle || !GetOptimization()) + { + int scaled_width = (int) XLOG2DEVREL (m_pen.GetWidth ()); + if (scaled_width < 0) + scaled_width = 0; + + int style; + int join; + int cap; + static char dotted[] = + {2, 5}; + static char short_dashed[] = + {4, 4}; + static char long_dashed[] = + {4, 8}; + static char 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; + char *req_dash; + + switch (m_pen.GetStyle ()) + { + case wxUSER_DASH: + req_nb_dash = m_currentPenDashCount; + req_dash = m_currentPenDash; + style = LineOnOffDash; + break; + case wxDOT: + req_nb_dash = 2; + req_dash = dotted; + style = LineOnOffDash; + break; + case wxSHORT_DASH: + req_nb_dash = 2; + req_dash = short_dashed; + style = LineOnOffDash; + break; + case wxLONG_DASH: + req_nb_dash = 2; + req_dash = long_dashed; + style = LineOnOffDash; + break; + case wxDOT_DASH: + req_nb_dash = 4; + req_dash = dotted_dashed; + style = LineOnOffDash; + break; + case wxSTIPPLE: + case wxSOLID: + case wxTRANSPARENT: + default: + style = LineSolid; + req_dash = NULL; + req_nb_dash = 0; + } + + if (req_dash && req_nb_dash) + { + char *real_req_dash = new char[req_nb_dash]; + if (real_req_dash) + { + int factor = scaled_width == 0 ? 1 : scaled_width; + for (int i = 0; i < req_nb_dash; i++) + real_req_dash[i] = req_dash[i] * factor; + XSetDashes ((Display*) m_display, (GC) m_gc, 0, real_req_dash, req_nb_dash); + + if (m_window && m_window->GetBackingPixmap()) + XSetDashes ((Display*) m_display,(GC) m_gcBacking, 0, real_req_dash, req_nb_dash); + delete[]real_req_dash; + } + else + { + // No Memory. We use non-scaled dash pattern... + XSetDashes ((Display*) m_display, (GC) m_gc, 0, req_dash, req_nb_dash); + + if (m_window && m_window->GetBackingPixmap()) + XSetDashes ((Display*) m_display,(GC) m_gcBacking, 0, req_dash, req_nb_dash); + } + } + + switch (m_pen.GetCap ()) + { + case wxCAP_PROJECTING: + cap = CapProjecting; + break; + case wxCAP_BUTT: + cap = CapButt; + break; + case wxCAP_ROUND: + default: + cap = CapRound; + break; + } + + switch (m_pen.GetJoin ()) + { + case wxJOIN_BEVEL: + join = JoinBevel; + break; + case wxJOIN_MITER: + join = JoinMiter; + break; + case wxJOIN_ROUND: + default: + join = JoinRound; + break; + } + + XSetLineAttributes ((Display*) m_display, (GC) m_gc, scaled_width, style, cap, join); + + if (m_window && m_window->GetBackingPixmap()) + XSetLineAttributes ((Display*) m_display,(GC) m_gcBacking, scaled_width, style, cap, join); + } + + if (IS_HATCH(m_currentFill) && ((m_currentFill != oldFill) || !GetOptimization())) + { + Pixmap myStipple; + + oldStipple = NULL; // For later reset!! + + switch (m_currentFill) + { + case wxBDIAGONAL_HATCH: + if (bdiag == (Pixmap) 0) + bdiag = XCreateBitmapFromData ((Display*) m_display, + RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)), + bdiag_bits, bdiag_width, bdiag_height); + myStipple = bdiag; + break; + case wxFDIAGONAL_HATCH: + if (fdiag == (Pixmap) 0) + fdiag = XCreateBitmapFromData ((Display*) m_display, + RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)), + fdiag_bits, fdiag_width, fdiag_height); + myStipple = fdiag; + break; + case wxCROSS_HATCH: + if (cross == (Pixmap) 0) + cross = XCreateBitmapFromData ((Display*) m_display, + RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)), + cross_bits, cross_width, cross_height); + myStipple = cross; + break; + case wxHORIZONTAL_HATCH: + if (horiz == (Pixmap) 0) + horiz = XCreateBitmapFromData ((Display*) m_display, + RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)), + horiz_bits, horiz_width, horiz_height); + myStipple = horiz; + break; + case wxVERTICAL_HATCH: + if (verti == (Pixmap) 0) + verti = XCreateBitmapFromData ((Display*) m_display, + RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)), + verti_bits, verti_width, verti_height); + myStipple = verti; + break; + case wxCROSSDIAG_HATCH: + default: + if (cdiag == (Pixmap) 0) + cdiag = XCreateBitmapFromData ((Display*) m_display, + RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)), + cdiag_bits, cdiag_width, cdiag_height); + myStipple = cdiag; + break; + } + XSetStipple ((Display*) m_display, (GC) m_gc, myStipple); + + if (m_window && m_window->GetBackingPixmap()) + XSetStipple ((Display*) m_display,(GC) m_gcBacking, myStipple); + } + else if (m_currentStipple.Ok() + && ((m_currentStipple != oldStipple) || !GetOptimization())) + { + XSetStipple ((Display*) m_display, (GC) m_gc, (Pixmap) m_currentStipple.GetPixmap()); + + if (m_window && m_window->GetBackingPixmap()) + XSetStipple ((Display*) m_display,(GC) m_gcBacking, (Pixmap) m_currentStipple.GetPixmap()); + } + + if ((m_currentFill != oldFill) || !GetOptimization()) + { + int fill_style; + + if (m_currentFill == wxSTIPPLE) + fill_style = FillStippled; + else if (IS_HATCH (m_currentFill)) + fill_style = FillStippled; + else + fill_style = FillSolid; + XSetFillStyle ((Display*) m_display, (GC) m_gc, fill_style); + if (m_window && m_window->GetBackingPixmap()) + XSetFillStyle ((Display*) m_display,(GC) m_gcBacking, fill_style); + } + + // must test m_logicalFunction, because it involves background! + if (!sameColour || !GetOptimization() + || ((m_logicalFunction == wxXOR) || (m_autoSetting & 0x2))) + { + int pixel = -1; + if (m_pen.GetStyle () == wxTRANSPARENT) + pixel = m_backgroundPixel; + else if (!m_colour) + { + unsigned char red = m_pen.GetColour ().Red (); + unsigned char blue = m_pen.GetColour ().Blue (); + unsigned char green = m_pen.GetColour ().Green (); + if (red == (unsigned char) 255 && blue == (unsigned char) 255 + && green == (unsigned char) 255) + { + pixel = (int) WhitePixel ((Display*) m_display, DefaultScreen ((Display*) m_display)); + m_currentColour = *wxWHITE; + m_pen.GetColour().SetPixel(pixel); + m_currentColour.SetPixel(pixel); + } + else + { + pixel = (int) BlackPixel ((Display*) m_display, DefaultScreen ((Display*) m_display)); + m_currentColour = *wxBLACK; + m_pen.GetColour().SetPixel(pixel); + } + } + else + { + pixel = m_pen.GetColour ().AllocColour(m_display); + m_currentColour.SetPixel(pixel); + } + + // Finally, set the GC to the required colour + if (pixel > -1) + { + if (m_logicalFunction == wxXOR) + { + XGCValues values; + XGetGCValues ((Display*) m_display, (GC) m_gc, GCBackground, &values); + XSetForeground ((Display*) m_display, (GC) m_gc, pixel ^ values.background); + if (m_window && m_window->GetBackingPixmap()) + XSetForeground ((Display*) m_display,(GC) m_gcBacking, pixel ^ values.background); + } + else + { + XSetForeground ((Display*) m_display, (GC) m_gc, pixel); + if (m_window && m_window->GetBackingPixmap()) + XSetForeground ((Display*) m_display,(GC) m_gcBacking, pixel); + } + } + } + else + m_pen.GetColour().SetPixel(oldPenColour.GetPixel()); + + m_autoSetting = 0; }; void wxWindowDC::SetBrush( const wxBrush &brush ) { if (!Ok()) return; - if (m_brush == brush) return; - m_brush = brush; - - if (!m_brush.Ok()) return; - + + if (!m_brush.Ok() || m_brush.GetStyle () == wxTRANSPARENT) + return; + + int oldFill = m_currentFill; + wxBitmap oldStipple = m_currentStipple; + + m_autoSetting |= 0x1; + + m_currentFill = m_brush.GetStyle (); + if (m_currentFill == wxSTIPPLE) + m_currentStipple = m_brush.GetStipple (); + + wxColour oldBrushColour(m_currentColour); + m_currentColour = m_brush.GetColour (); + + bool sameColour = (oldBrushColour.Ok () && + (oldBrushColour.Red () == m_currentColour.Red ()) && + (oldBrushColour.Blue () == m_currentColour.Blue ()) && + (oldBrushColour.Green () == m_currentColour.Green ()) && + (oldBrushColour.GetPixel() == m_currentColour.GetPixel())); + + if ((oldFill != m_brush.GetStyle ()) || !GetOptimization()) + { + switch (brush.GetStyle ()) + { + case wxTRANSPARENT: + break; + case wxBDIAGONAL_HATCH: + case wxCROSSDIAG_HATCH: + case wxFDIAGONAL_HATCH: + case wxCROSS_HATCH: + case wxHORIZONTAL_HATCH: + case wxVERTICAL_HATCH: + case wxSTIPPLE: + { + // Chris Breeze 23/07/97: use background mode to determine whether + // fill style should be solid or transparent + int style = (m_backgroundMode == wxSOLID ? FillOpaqueStippled : FillStippled); + XSetFillStyle ((Display*) m_display, (GC) m_gc, style); + if (m_window && m_window->GetBackingPixmap()) + XSetFillStyle ((Display*) m_display,(GC) m_gcBacking, style); + } + break; + case wxSOLID: + default: + XSetFillStyle ((Display*) m_display, (GC) m_gc, FillSolid); + if (m_window && m_window->GetBackingPixmap()) + XSetFillStyle ((Display*) m_display,(GC) m_gcBacking, FillSolid); + } + } + + if (IS_HATCH(m_currentFill) && ((m_currentFill != oldFill) || !GetOptimization())) + { + Pixmap myStipple; + + switch (m_currentFill) + { + case wxBDIAGONAL_HATCH: + if (bdiag == (Pixmap) 0) + bdiag = XCreateBitmapFromData ((Display*) m_display, + RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)), + bdiag_bits, bdiag_width, bdiag_height); + myStipple = bdiag; + break; + case wxFDIAGONAL_HATCH: + if (fdiag == (Pixmap) 0) + fdiag = XCreateBitmapFromData ((Display*) m_display, + RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)), + fdiag_bits, fdiag_width, fdiag_height); + myStipple = fdiag; + break; + case wxCROSS_HATCH: + if (cross == (Pixmap) 0) + cross = XCreateBitmapFromData ((Display*) m_display, + RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)), + cross_bits, cross_width, cross_height); + myStipple = cross; + break; + case wxHORIZONTAL_HATCH: + if (horiz == (Pixmap) 0) + horiz = XCreateBitmapFromData ((Display*) m_display, + RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)), + horiz_bits, horiz_width, horiz_height); + myStipple = horiz; + break; + case wxVERTICAL_HATCH: + if (verti == (Pixmap) 0) + verti = XCreateBitmapFromData ((Display*) m_display, + RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)), + verti_bits, verti_width, verti_height); + myStipple = verti; + break; + case wxCROSSDIAG_HATCH: + default: + if (cdiag == (Pixmap) 0) + cdiag = XCreateBitmapFromData ((Display*) m_display, + RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)), + cdiag_bits, cdiag_width, cdiag_height); + myStipple = cdiag; + break; + } + XSetStipple ((Display*) m_display, (GC) m_gc, myStipple); + + if (m_window && m_window->GetBackingPixmap()) + XSetStipple ((Display*) m_display,(GC) m_gcBacking, myStipple); + } + // X can forget the stipple value when resizing a window (apparently) + // so always set the stipple. + else if (m_currentStipple.Ok()) // && m_currentStipple != oldStipple) + { + XSetStipple ((Display*) m_display, (GC) m_gc, (Pixmap) m_currentStipple.GetPixmap()); + if (m_window && m_window->GetBackingPixmap()) + XSetStipple ((Display*) m_display,(GC) m_gcBacking, (Pixmap) m_currentStipple.GetPixmap()); + } + + // must test m_logicalFunction, because it involves background! + if (!sameColour || !GetOptimization() || m_logicalFunction == wxXOR) + { + int pixel = -1; + if (!m_colour) + { + // Policy - on a monochrome screen, all brushes are white, + // except when they're REALLY black!!! + unsigned char red = m_brush.GetColour ().Red (); + unsigned char blue = m_brush.GetColour ().Blue (); + unsigned char green = m_brush.GetColour ().Green (); + + if (red == (unsigned char) 0 && blue == (unsigned char) 0 + && green == (unsigned char) 0) + { + pixel = (int) BlackPixel ((Display*) m_display, DefaultScreen ((Display*) m_display)); + m_currentColour = *wxBLACK; + m_brush.GetColour().SetPixel(pixel); + m_currentColour.SetPixel(pixel); + } + else + { + pixel = (int) WhitePixel ((Display*) m_display, DefaultScreen ((Display*) m_display)); + m_currentColour = *wxWHITE; + m_brush.GetColour().SetPixel(pixel); + m_currentColour.SetPixel(pixel); + } + + // N.B. comment out the above line and uncomment the following lines + // if you want non-white colours to be black on a monochrome display. + /* + if (red == (unsigned char )255 && blue == (unsigned char)255 + && green == (unsigned char)255) + pixel = (int)WhitePixel((Display*) m_display, DefaultScreen((Display*) m_display)); + else + pixel = (int)BlackPixel((Display*) m_display, DefaultScreen((Display*) m_display)); + */ + } + else if (m_brush.GetStyle () != wxTRANSPARENT) + { + pixel = m_brush.GetColour().AllocColour(m_display); + m_currentColour.SetPixel(pixel); + } + if (pixel > -1) + { + // Finally, set the GC to the required colour + if (m_logicalFunction == wxXOR) + { + XGCValues values; + XGetGCValues ((Display*) m_display, (GC) m_gc, GCBackground, &values); + XSetForeground ((Display*) m_display, (GC) m_gc, pixel ^ values.background); + if (m_window && m_window->GetBackingPixmap()) + XSetForeground ((Display*) m_display,(GC) m_gcBacking, pixel ^ values.background); + } + else + { + XSetForeground ((Display*) m_display, (GC) m_gc, pixel); + if (m_window && m_window->GetBackingPixmap()) + XSetForeground ((Display*) m_display,(GC) m_gcBacking, pixel); + } + } + } + else + m_brush.GetColour().SetPixel(oldBrushColour.GetPixel()); }; void wxWindowDC::SetBackground( const wxBrush &brush ) { if (!Ok()) return; - if (m_backgroundBrush == brush) return; - m_backgroundBrush = brush; - - if (!m_backgroundBrush.Ok()) return; - + + if (!m_backgroundBrush.Ok()) + return; + + int pixel = m_backgroundBrush.GetColour().AllocColour(m_display); + + // XSetWindowBackground doesn't work for non-Window pixmaps + if (!this->IsKindOf(CLASSINFO(wxMemoryDC))) + XSetWindowBackground ((Display*) m_display, (Pixmap) m_pixmap, pixel); + + // Necessary for ::DrawIcon, which use fg/bg pixel or the GC. + // And Blit,... (Any fct that use XCopyPlane, in fact.) + XSetBackground ((Display*) m_display, (GC) m_gc, pixel); + if (m_window && m_window->GetBackingPixmap()) + XSetBackground ((Display*) m_display,(GC) m_gcBacking, pixel); }; void wxWindowDC::SetLogicalFunction( int function ) { - if (m_logicalFunction == function) return; + int x_function; + + /* MATTHEW: [9] */ + if (m_logicalFunction == function) + return; + + switch (function) + { + case wxCLEAR: + x_function = GXclear; + break; + case wxXOR: + x_function = GXxor; + break; + case wxINVERT: + x_function = GXinvert; + break; + case wxOR_REVERSE: + x_function = GXorReverse; + break; + case wxAND_REVERSE: + x_function = GXandReverse; + break; + case wxAND: + x_function = GXand; + break; + case wxOR: + x_function = GXor; + break; + case wxAND_INVERT: + x_function = GXandInverted; + break; + case wxNO_OP: + x_function = GXnoop; + break; + case wxNOR: + x_function = GXnor; + break; + case wxEQUIV: + x_function = GXequiv; + break; + case wxSRC_INVERT: + x_function = GXcopyInverted; + break; + case wxOR_INVERT: + x_function = GXorInverted; + break; + case wxNAND: + x_function = GXnand; + break; + case wxSET: + x_function = GXset; + break; + case wxCOPY: + default: + x_function = GXcopy; + break; + } + + XSetFunction((Display*) m_display, (GC) m_gc, x_function); + if (m_window && m_window->GetBackingPixmap()) + XSetFunction((Display*) m_display, (GC) m_gcBacking, x_function); + + if ((m_logicalFunction == wxXOR) != (function == wxXOR)) + /* MATTHEW: [9] Need to redo pen simply */ + m_autoSetting |= 0x2; + + m_logicalFunction = function; + }; void wxWindowDC::SetTextForeground( const wxColour &col ) @@ -484,7 +1946,7 @@ void wxWindowDC::SetTextForeground( const wxColour &col ) if (m_textForegroundColour == col) return; m_textForegroundColour = col; - if (!m_textForegroundColour.Ok()) return; + }; void wxWindowDC::SetTextBackground( const wxColour &col ) @@ -501,25 +1963,102 @@ void wxWindowDC::SetBackgroundMode( int mode ) { m_backgroundMode = mode; - if (m_brush.GetStyle() != wxSOLID && m_brush.GetStyle() != wxTRANSPARENT) +}; + +void wxWindowDC::SetPalette( const wxPalette& palette ) +{ + if (m_window) { + if (palette.Ok()) + /* Use GetXColormap */ + XSetWindowColormap ((Display*) m_display, (Window) m_window->GetXWindow(), + (Colormap) palette.GetXColormap()); + else + /* Use wxGetMainColormap */ + XSetWindowColormap ((Display*) m_display, (Window) m_window->GetXWindow(), + (Colormap) wxTheApp->GetMainColormap(m_display)); } }; -void wxWindowDC::SetPalette( const wxPalette& WXUNUSED(palette) ) +// Helper function +void wxWindowDC:: SetDCClipping () { -}; + // 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 (m_currentRegion) + { + XSetRegion ((Display*) m_display, (GC) m_gc, (Region) m_currentRegion); + } + else + { + XSetClipMask ((Display*) m_display, (GC) m_gc, None); + } + +} void wxWindowDC::SetClippingRegion( long x, long y, long width, long height ) { wxDC::SetClippingRegion( 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); + + SetDCClipping (); + + // Needs to work differently for Pixmap: without this, + // there's a nasty (Display*) m_display bug. 8/12/94 + if (m_window && m_window->GetBackingPixmap()) + { + XRectangle rects[1]; + rects[0].x = XLOG2DEV_2(x); + 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); + } }; void wxWindowDC::DestroyClippingRegion(void) { wxDC::DestroyClippingRegion(); + if (m_userRegion) + XDestroyRegion ((Region) m_userRegion); + m_userRegion = 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); }; // ----------------------------------- spline code ---------------------------------------- @@ -536,8 +2075,8 @@ static void wx_spline_draw_point_array(wxDC *dc); wxList wx_spline_point_list; -#define half(z1, z2) ((z1+z2)/2.0) -#define THRESHOLD 5 +#define half(z1, z2) ((z1+z2)/2.0) +#define THRESHOLD 5 /* iterative version */ @@ -553,16 +2092,16 @@ void wx_quadratic_spline(double a1, double b1, double a2, double b2, double a3, while (wx_spline_pop(&x1, &y1, &x2, &y2, &x3, &y3, &x4, &y4)) { xmid = (double)half(x2, x3); ymid = (double)half(y2, y3); - if (fabs(x1 - xmid) < THRESHOLD && fabs(y1 - ymid) < THRESHOLD && - fabs(xmid - x4) < THRESHOLD && fabs(ymid - y4) < THRESHOLD) { + if (fabs(x1 - xmid) < THRESHOLD && fabs(y1 - ymid) < THRESHOLD && + fabs(xmid - x4) < THRESHOLD && fabs(ymid - y4) < THRESHOLD) { wx_spline_add_point( x1, y1 ); wx_spline_add_point( xmid, ymid ); - } else { + } else { wx_spline_push(xmid, ymid, (double)half(xmid, x3), (double)half(ymid, y3), (double)half(x3, x4), (double)half(y3, y4), x4, y4); wx_spline_push(x1, y1, (double)half(x1, x2), (double)half(y1, y2), (double)half(x2, xmid), (double)half(y2, ymid), xmid, ymid); - } + } } } @@ -601,7 +2140,7 @@ int wx_spline_pop(double *x1, double *y1, double *x2, double *y2, double *x3, double *y3, double *x4, double *y4) { if (wx_stack_count == 0) - return (0); + return (0); wx_stack_top--; wx_stack_count--; *x1 = wx_stack_top->x1; @@ -637,7 +2176,7 @@ static void wx_spline_draw_point_array(wxDC *dc) } } -void wxWindowDC::DrawOpenSpline( wxList *points ) +void wxWindowDC::DrawSpline( wxList *points ) { wxPoint *p; double cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4; @@ -664,10 +2203,10 @@ void wxWindowDC::DrawOpenSpline( wxList *points ) while ((node = node->Next()) != NULL) { p = (wxPoint *)node->Data(); - x1 = x2; - y1 = y2; - x2 = p->x; - y2 = p->y; + x1 = x2; + y1 = y2; + x2 = p->x; + y2 = p->y; cx4 = (double)(x1 + x2) / 2; cy4 = (double)(y1 + y2) / 2; cx3 = (double)(x1 + cx4) / 2; @@ -675,8 +2214,8 @@ void wxWindowDC::DrawOpenSpline( wxList *points ) wx_quadratic_spline(cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4); - cx1 = cx4; - cy1 = cy4; + cx1 = cx4; + cy1 = cy4; cx2 = (double)(cx1 + x2) / 2; cy2 = (double)(cy1 + y2) / 2; } @@ -686,3 +2225,56 @@ void wxWindowDC::DrawOpenSpline( wxList *points ) wx_spline_draw_point_array( this ); }; + +/* + * wxPaintDC + */ + +wxPaintDC::wxPaintDC(wxWindow* win): wxWindowDC(win) +{ + wxRegion* region = NULL; + + // Combine all the update rects into a region + if (win->m_updateRects.Number() > 0) + { + int i = 0; + for (i = 0; i < win->m_updateRects.Number(); i++) + { + wxRect* rect = (wxRect*) win->m_updateRects.Nth(i)->Data(); + /* + cout << "wxPaintDC. wxRect: " << rect->x << ", " << rect->y << ", "; + cout << rect->width << ", " << rect->height << "\n\n"; + */ + + 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->m_updateRegion = *region; + + // 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; +} + +wxPaintDC::~wxPaintDC() +{ + XSetClipMask ((Display*) m_display, (GC) m_gc, None); + if (m_window) + m_window->m_updateRegion.Clear(); +} +