X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/95724b1aa2f7248091cdec506d4678b4fbcea20d..4a46a5df879c4f820d0a0a435b34c7d5e4793991:/src/motif/dcclient.cpp

diff --git a/src/motif/dcclient.cpp b/src/motif/dcclient.cpp
index d126382fd2..f442f9ebca 100644
--- a/src/motif/dcclient.cpp
+++ b/src/motif/dcclient.cpp
@@ -82,11 +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
@@ -136,7 +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;
@@ -161,7 +159,7 @@ wxWindowDC::wxWindowDC( wxWindow *window )
     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;
@@ -181,16 +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);
     }
 
@@ -237,11 +236,18 @@ void wxWindowDC::DoFloodFill( wxCoord WXUNUSED(x1), wxCoord WXUNUSED(y1),
     wxFAIL_MSG("not implemented");
 }
 
-bool wxWindowDC::DoGetPixel( wxCoord WXUNUSED(x1), wxCoord 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( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
@@ -317,7 +323,7 @@ void wxWindowDC::DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCo
 
     wxCoord dx = xx1 - xxc;
     wxCoord dy = yy1 - yyc;
-    double radius = sqrt (dx * dx + dy * dy);
+    double radius = sqrt ((double)(dx * dx + dy * dy));
     wxCoord r = (wxCoord) radius;
 
     double radius1, radius2;
@@ -865,7 +871,8 @@ void wxWindowDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y)
 
 // TODO: use scaled Blit e.g. as per John Price's implementation in Contrib/Utilities
 bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
-                         wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop, bool useMask )
+                         wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop, bool useMask,
+                         wxCoord xsrcMask, wxCoord ysrcMask )
 {
     wxCHECK_MSG( Ok(), FALSE, "invalid dc" );
 
@@ -888,6 +895,12 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord he
     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)))
     {
@@ -1268,8 +1281,7 @@ void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y,
                 // draw black pixels, ignore white ones (i.e. transparent b/g)
                 if (image.GetRed(sx, sy) == 0)
                 {
-                {
-                    DrawPoint(x1 + maxx - rx, cy + y1 - ry);
+                    DrawPoint((wxCoord) (x1 + maxx - rx), (wxCoord) (cy + y1 - ry));
                 }
                 else
                 {
@@ -1509,7 +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 ();
@@ -1519,7 +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 ();
@@ -1547,15 +1559,15 @@ void wxWindowDC::SetPen( const wxPen &pen )
         int style;
         int join;
         int cap;
-        static const char dotted[] = {2, 5};
-        static const char short_dashed[] = {4, 4};
-        static const char long_dashed[] = {4, 8};
-        static const 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 ())
         {
@@ -1589,13 +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;
@@ -2242,175 +2254,6 @@ int wxWindowDC::GetDepth() const
     return 24;
 }
 
-#if wxUSE_SPLINES
-// ----------------------------------- spline code ----------------------------------------
-
-void wx_quadratic_spline(double a1, double b1, double a2, double b2,
-                         double a3, double b3, double a4, double b4);
-void wx_clear_stack();
-int wx_spline_pop(double *x1, double *y1, double *x2, double *y2, double *x3,
-        double *y3, double *x4, double *y4);
-void wx_spline_push(double x1, double y1, double x2, double y2, double x3, double y3,
-          double x4, double y4);
-static bool wx_spline_add_point(double x, double y);
-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
-
-/* iterative version */
-
-void wx_quadratic_spline(double a1, double b1, double a2, double b2, double a3, double b3, double a4,
-                 double b4)
-{
-    register double  xmid, ymid;
-    double           x1, y1, x2, y2, x3, y3, x4, y4;
-
-    wx_clear_stack();
-    wx_spline_push(a1, b1, a2, b2, a3, b3, a4, b4);
-
-    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) {
-            wx_spline_add_point( x1, y1 );
-            wx_spline_add_point( xmid, ymid );
-        } 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);
-        }
-    }
-}
-
-/* utilities used by spline drawing routines */
-
-typedef struct wx_spline_stack_struct {
-    double           x1, y1, x2, y2, x3, y3, x4, y4;
-} Stack;
-
-#define         SPLINE_STACK_DEPTH             20
-static Stack    wx_spline_stack[SPLINE_STACK_DEPTH];
-static Stack   *wx_stack_top;
-static int      wx_stack_count;
-
-void wx_clear_stack()
-{
-    wx_stack_top = wx_spline_stack;
-    wx_stack_count = 0;
-}
-
-void wx_spline_push(double x1, double y1, double x2, double y2, double x3, double y3, double x4, double y4)
-{
-    wx_stack_top->x1 = x1;
-    wx_stack_top->y1 = y1;
-    wx_stack_top->x2 = x2;
-    wx_stack_top->y2 = y2;
-    wx_stack_top->x3 = x3;
-    wx_stack_top->y3 = y3;
-    wx_stack_top->x4 = x4;
-    wx_stack_top->y4 = y4;
-    wx_stack_top++;
-    wx_stack_count++;
-}
-
-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);
-    wx_stack_top--;
-    wx_stack_count--;
-    *x1 = wx_stack_top->x1;
-    *y1 = wx_stack_top->y1;
-    *x2 = wx_stack_top->x2;
-    *y2 = wx_stack_top->y2;
-    *x3 = wx_stack_top->x3;
-    *y3 = wx_stack_top->y3;
-    *x4 = wx_stack_top->x4;
-    *y4 = wx_stack_top->y4;
-    return (1);
-}
-
-static bool wx_spline_add_point(double x, double y)
-{
-  wxPoint *point = new wxPoint ;
-  point->x = (int) x;
-  point->y = (int) y;
-  wx_spline_point_list.Append((wxObject*)point);
-  return TRUE;
-}
-
-static void wx_spline_draw_point_array(wxDC *dc)
-{
-  dc->DrawLines(&wx_spline_point_list, 0, 0 );
-  wxNode *node = wx_spline_point_list.First();
-  while (node)
-  {
-    wxPoint *point = (wxPoint *)node->Data();
-    delete point;
-    delete node;
-    node = wx_spline_point_list.First();
-  }
-}
-
-void wxWindowDC::DoDrawSpline( wxList *points )
-{
-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
-
-    wxPoint *p;
-    double           cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4;
-    double           x1, y1, x2, y2;
-
-    wxNode *node = points->First();
-    p = (wxPoint *)node->Data();
-
-    x1 = p->x;
-    y1 = p->y;
-
-    node = node->Next();
-    p = (wxPoint *)node->Data();
-
-    x2 = p->x;
-    y2 = p->y;
-    cx1 = (double)((x1 + x2) / 2);
-    cy1 = (double)((y1 + y2) / 2);
-    cx2 = (double)((cx1 + x2) / 2);
-    cy2 = (double)((cy1 + y2) / 2);
-
-    wx_spline_add_point(x1, y1);
-
-    while ((node = node->Next()) != NULL)
-    {
-        p = (wxPoint *)node->Data();
-        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;
-        cy3 = (double)(y1 + cy4) / 2;
-
-        wx_quadratic_spline(cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4);
-
-        cx1 = cx4;
-        cy1 = cy4;
-        cx2 = (double)(cx1 + x2) / 2;
-        cy2 = (double)(cy1 + y2) / 2;
-    }
-
-    wx_spline_add_point( cx1, cy1 );
-    wx_spline_add_point( x2, y2 );
-
-    wx_spline_draw_point_array( this );
-}
-
-#endif // wxUSE_SPLINE