put the write end of the pipe in non blocking mode to avoid deadlocks and return...

[wxWidgets.git] / src / x11 / dcclient.cpp

diff --git a/src/x11/dcclient.cpp b/src/x11/dcclient.cpp
index 162a8c71535e92e0bfbf48391a975114be86153b..2b8e355341af9dd5e548ba57d04166094fa5c619 100644 (file)
--- a/src/x11/dcclient.cpp
+++ b/src/x11/dcclient.cpp
@@ -9,7 +9,7 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "dcclient.h"
 #endif
 
@@ -266,6 +266,9 @@ void wxWindowDC::SetUpDC()
     m_backgroundBrush.GetColour().CalcPixel( m_cmap );
     unsigned long bg_col = m_backgroundBrush.GetColour().GetPixel();
 
+    m_textForegroundColour = *wxBLACK;
+    m_textBackgroundColour = *wxWHITE;
+
     /* m_textGC */
     m_textForegroundColour.CalcPixel( m_cmap );
     XSetForeground( (Display*) m_display, (GC) m_textGC, m_textForegroundColour.GetPixel() );
@@ -790,7 +793,125 @@ void wxWindowDC::DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord h
 
 void wxWindowDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius )
 {
-   // later
+    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+                                                                                                                  
+    if (radius < 0.0) radius = - radius * ((width < height) ? width : height);
+                                                                                                                  
+    wxCoord xx = XLOG2DEV(x);
+    wxCoord yy = YLOG2DEV(y);
+    wxCoord ww = m_signX * XLOG2DEVREL(width);
+    wxCoord hh = m_signY * YLOG2DEVREL(height);
+    wxCoord rr = XLOG2DEVREL((wxCoord)radius);
+                                                                                                                  
+    // CMB: handle -ve width and/or height
+    if (ww < 0) { ww = -ww; xx = xx - ww; }
+    if (hh < 0) { hh = -hh; yy = yy - hh; }
+                                                                                                                  
+    // CMB: if radius is zero use DrawRectangle() instead to avoid
+    // X drawing errors with small radii
+    if (rr == 0)
+    {
+            XDrawRectangle( (Display*) m_display, (Window) m_window,
+                (GC) m_penGC, x, y, width, height);
+        return;
+    }
+                                                                                                                  
+    // CMB: draw nothing if transformed w or h is 0
+    if (ww == 0 || hh == 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--;
+    }
+    
+    if (m_window)
+    {
+        // CMB: ensure dd is not larger than rectangle otherwise we
+        // get an hour glass shape
+        wxCoord dd = 2 * rr;
+        if (dd > ww) dd = ww;
+        if (dd > hh) dd = hh;
+        rr = dd / 2;
+                                                                                                                  
+        if (m_brush.GetStyle() != wxTRANSPARENT)
+        {
+            if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask()))
+            {
+                XSetTSOrigin( (Display*) m_display, (GC) m_textGC, 
+                              m_deviceOriginX % m_brush.GetStipple()->GetWidth(), 
+                              m_deviceOriginY % m_brush.GetStipple()->GetHeight() );
+                XFillRectangle( (Display*) m_display, (Window) m_window, (GC) m_textGC, xx+rr, yy, ww-dd+1, hh );
+                XFillRectangle( (Display*) m_display, (Window) m_window, (GC) m_textGC, xx, yy+rr, ww, hh-dd+1 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_textGC, xx, yy, dd, dd, 90*64, 90*64 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_textGC, xx+ww-dd, yy, dd, dd, 0, 90*64 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_textGC, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_textGC, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );
+                XSetTSOrigin( (Display*) m_display, (GC) m_textGC, 0, 0);
+            } else
+            if (IS_15_PIX_HATCH(m_brush.GetStyle()))
+            {
+                XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, m_deviceOriginX % 15, m_deviceOriginY % 15 );
+                XFillRectangle( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx+rr, yy, ww-dd+1, hh );
+                XFillRectangle( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx, yy+rr, ww, hh-dd+1 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx, yy, dd, dd, 90*64, 90*64 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx+ww-dd, yy, dd, dd, 0, 90*64 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );
+                XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0);
+            } else
+            if (IS_16_PIX_HATCH(m_brush.GetStyle()))
+            {
+                XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, m_deviceOriginX % 16, m_deviceOriginY % 16 );
+                XFillRectangle( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx+rr, yy, ww-dd+1, hh );
+                XFillRectangle( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx, yy+rr, ww, hh-dd+1 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx, yy, dd, dd, 90*64, 90*64 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx+ww-dd, yy, dd, dd, 0, 90*64 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );
+                XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0);
+            } else
+            if (m_brush.GetStyle() == wxSTIPPLE)
+            {
+                XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 
+                              m_deviceOriginX % m_brush.GetStipple()->GetWidth(),
+                              m_deviceOriginY % m_brush.GetStipple()->GetHeight() );
+                XFillRectangle( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx+rr, yy, ww-dd+1, hh );
+                XFillRectangle( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx, yy+rr, ww, hh-dd+1 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx, yy, dd, dd, 90*64, 90*64 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx+ww-dd, yy, dd, dd, 0, 90*64 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
+                XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );
+                XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0);
+            }
+            else
+            {
+               XFillRectangle( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx+rr, yy, ww-dd+1, hh );
+               XFillRectangle( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx, yy+rr, ww, hh-dd+1 );
+               XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx, yy, dd, dd, 90*64, 90*64 );
+               XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx+ww-dd, yy, dd, dd, 0, 90*64 );
+               XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
+               XFillArc( (Display*) m_display, (Window) m_window, (GC) m_brushGC, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );
+            }
+        }
+     if (m_pen.GetStyle() != wxTRANSPARENT)
+        {
+            XDrawLine( (Display*) m_display, (Window) m_window, (GC) m_penGC, xx+rr+1, yy, xx+ww-rr, yy );
+            XDrawLine( (Display*) m_display, (Window) m_window, (GC) m_penGC, xx+rr+1, yy+hh, xx+ww-rr, yy+hh );
+            XDrawLine( (Display*) m_display, (Window) m_window, (GC) m_penGC, xx, yy+rr+1, xx, yy+hh-rr );
+            XDrawLine( (Display*) m_display, (Window) m_window, (GC) m_penGC, xx+ww, yy+rr+1, xx+ww, yy+hh-rr );
+            XDrawArc( (Display*) m_display, (Window) m_window, (GC) m_penGC, xx, yy, dd, dd, 90*64, 90*64 );
+            XDrawArc( (Display*) m_display, (Window) m_window, (GC) m_penGC, xx+ww-dd, yy, dd, dd, 0, 90*64 );
+            XDrawArc( (Display*) m_display, (Window) m_window, (GC) m_penGC, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
+            XDrawArc( (Display*) m_display, (Window) m_window, (GC) m_penGC, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );
+        }
+    }
+                                                                                                                  
+    // this ignores the radius
+    CalcBoundingBox( x, y );
+    CalcBoundingBox( x + width, y + height );
 }
 
 void wxWindowDC::DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
@@ -1436,6 +1557,7 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y )
         cx = overall_return.width;
         cy = ascent + descent;
         m_textBackgroundColour.CalcPixel(m_cmap);
+        m_textForegroundColour.CalcPixel(m_cmap);
         XSetForeground ((Display*) m_display, (GC) m_textGC, m_textBackgroundColour.GetPixel());
         XFillRectangle( (Display*) m_display, (Window) m_window,
                     (GC) m_textGC, x, y, cx, cy );
@@ -1478,7 +1600,7 @@ void wxWindowDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoor
                                 wxCoord *descent, wxCoord *externalLeading,
                                 wxFont *font ) const
 {
-    wxCHECK_RET( Ok(), "invalid dc" );
+    wxCHECK_RET( Ok(), wxT("invalid dc") );
 
     if (string.IsEmpty())
     {
@@ -1516,7 +1638,7 @@ void wxWindowDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoor
     wxFont fontToUse = m_font;
     if (font) fontToUse = *font;
 
-    wxCHECK_RET( fontToUse.Ok(), "invalid font" );
+    wxCHECK_RET( fontToUse.Ok(), wxT("invalid font") );
 
     XFontStruct *xfont = (XFontStruct*) fontToUse.GetFontStruct( m_scaleY, m_display );
 
@@ -1541,7 +1663,7 @@ void wxWindowDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoor
 
 wxCoord wxWindowDC::GetCharWidth() const
 {
-    wxCHECK_MSG( Ok(), 0, "invalid dc" );
+    wxCHECK_MSG( Ok(), 0, wxT("invalid dc") );
     
 #if wxUSE_UNICODE
     PangoLayout *layout = pango_layout_new( m_context );
@@ -1560,7 +1682,7 @@ wxCoord wxWindowDC::GetCharWidth() const
     
     return w;
 #else
-    wxCHECK_MSG( m_font.Ok(), 0, "invalid font" );
+    wxCHECK_MSG( m_font.Ok(), 0, wxT("invalid font") );
 
     XFontStruct *xfont = (XFontStruct*) m_font.GetFontStruct( m_scaleY, m_display );
 
@@ -1577,7 +1699,7 @@ wxCoord wxWindowDC::GetCharWidth() const
 
 wxCoord wxWindowDC::GetCharHeight() const
 {
-    wxCHECK_MSG( Ok(), 0, "invalid dc" );
+    wxCHECK_MSG( Ok(), 0, wxT("invalid dc") );
     
 #if wxUSE_UNICODE
     PangoLayout *layout = pango_layout_new( m_context );
@@ -1597,7 +1719,7 @@ wxCoord wxWindowDC::GetCharHeight() const
     
     return h;
 #else
-    wxCHECK_MSG( m_font.Ok(), 0, "invalid font" );
+    wxCHECK_MSG( m_font.Ok(), 0, wxT("invalid font") );
 
     XFontStruct *xfont = (XFontStruct*) m_font.GetFontStruct( m_scaleY, m_display );
 
@@ -1644,7 +1766,7 @@ void wxWindowDC::Clear()
 
 void wxWindowDC::SetFont( const wxFont &font )
 {
-    wxCHECK_RET( Ok(), "invalid dc" );
+    wxCHECK_RET( Ok(), wxT("invalid dc") );
 
     m_font = font;
 }
@@ -1868,7 +1990,7 @@ void wxWindowDC::SetBackground( const wxBrush &brush )
 
 void wxWindowDC::SetLogicalFunction( int function )
 {
-    wxCHECK_RET( Ok(), "invalid dc" );
+    wxCHECK_RET( Ok(), wxT("invalid dc") );
 
     int x_function;