+ m_pen = pen;
+ m_macPenInstalled = false ;
+}
+
+void wxDC::SetBrush( const wxBrush &brush )
+{
+ if (m_brush == brush)
+ return;
+
+ m_brush = brush;
+ m_macBrushInstalled = false ;
+}
+
+void wxDC::SetBackground( const wxBrush &brush )
+{
+ if (m_backgroundBrush == brush)
+ return;
+
+ m_backgroundBrush = brush;
+ if (m_backgroundBrush.Ok())
+ m_macBrushInstalled = false ;
+}
+
+void wxDC::SetLogicalFunction( int function )
+{
+ if (m_logicalFunction == function)
+ return;
+
+ m_logicalFunction = function ;
+ m_macFontInstalled = false ;
+ m_macBrushInstalled = false ;
+ m_macPenInstalled = false ;
+}
+
+extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
+ const wxColour & col, int style);
+
+bool wxDC::DoFloodFill(wxCoord x, wxCoord y,
+ const wxColour& col, int style)
+{
+ return wxDoFloodFill(this, x, y, col, style);
+}
+
+bool wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const
+{
+ wxCHECK_MSG( Ok(), false, wxT("wxDC::DoGetPixel - invalid DC") );
+
+ wxMacFastPortSetter helper(this) ;
+
+ // NOTE: Get/SetCPixel are slow!
+ RGBColor colour;
+ GetCPixel( XLOG2DEVMAC(x), YLOG2DEVMAC(y), &colour );
+
+ // convert from Mac colour to wx
+ col->Set( colour.red >> 8, colour.green >> 8, colour.blue >> 8);
+
+ return true ;
+}
+
+void wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
+{
+ wxCHECK_RET(Ok(), wxT("wxDC::DoDrawLine - invalid DC"));
+
+ wxMacFastPortSetter helper(this) ;
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ {
+ MacInstallPen() ;
+ wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
+ m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2;
+ wxCoord xx1 = XLOG2DEVMAC(x1) - offset;
+ wxCoord yy1 = YLOG2DEVMAC(y1) - offset;
+ wxCoord xx2 = XLOG2DEVMAC(x2) - offset;
+ wxCoord yy2 = YLOG2DEVMAC(y2) - offset;
+
+ if ((m_pen.GetCap() == wxCAP_ROUND) &&
+ (m_pen.GetWidth() <= 1))
+ {
+ // Implement LAST_NOT for MAC at least for
+ // orthogonal lines. RR.
+ if (xx1 == xx2)
+ {
+ if (yy1 < yy2)
+ yy2--;
+ if (yy1 > yy2)
+ yy2++;
+ }
+
+ if (yy1 == yy2)
+ {
+ if (xx1 < xx2)
+ xx2--;
+ if (xx1 > xx2)
+ xx2++;
+ }
+ }
+
+ ::MoveTo(xx1, yy1);
+ ::LineTo(xx2, yy2);
+ }
+}
+
+void wxDC::DoCrossHair( wxCoord x, wxCoord y )
+{
+ wxCHECK_RET(Ok(), wxT("wxDC::DoCrossHair - invalid DC"));
+
+ wxMacFastPortSetter helper(this) ;
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ {
+ int w = 0, h = 0;
+
+ GetSize( &w, &h );
+ wxCoord xx = XLOG2DEVMAC(x);
+ wxCoord yy = YLOG2DEVMAC(y);
+
+ MacInstallPen();
+ ::MoveTo( XLOG2DEVMAC(0), yy );
+ ::LineTo( XLOG2DEVMAC(w), yy );
+ ::MoveTo( xx, YLOG2DEVMAC(0) );
+ ::LineTo( xx, YLOG2DEVMAC(h) );
+ CalcBoundingBox(x, y);
+ CalcBoundingBox(x + w, y + h);
+ }
+}
+
+/*
+* To draw arcs properly the angles need to be converted from the WX style:
+* Angles start on the +ve X axis and go anti-clockwise (As you would draw on
+* a normal axis on paper).
+* TO
+* the Mac style:
+* Angles start on the +ve y axis and go clockwise.
+*/
+
+static double wxConvertWXangleToMACangle(double angle)
+{
+ double newAngle = 90 - angle ;
+
+ while ( newAngle > 360 )
+ newAngle -= 360 ;
+ while ( newAngle < 0 )
+ newAngle += 360 ;
+
+ return newAngle ;
+}
+
+void wxDC::DoDrawArc( wxCoord x1, wxCoord y1,
+ wxCoord x2, wxCoord y2,
+ wxCoord xc, wxCoord yc )
+{
+ wxCHECK_RET(Ok(), wxT("wxDC::DoDrawArc - invalid DC"));
+
+ wxMacFastPortSetter helper(this) ;
+
+ wxCoord xx1 = XLOG2DEVMAC(x1);
+ wxCoord yy1 = YLOG2DEVMAC(y1);
+ wxCoord xx2 = XLOG2DEVMAC(x2);
+ wxCoord yy2 = YLOG2DEVMAC(y2);
+ wxCoord xxc = XLOG2DEVMAC(xc);
+ wxCoord yyc = YLOG2DEVMAC(yc);
+
+ double dx = xx1 - xxc;
+ double dy = yy1 - yyc;
+ double radius = sqrt((double)(dx * dx + dy * dy));
+ wxCoord rad = (wxCoord)radius;
+ double radius1, radius2;
+
+ 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;
+ }
+
+ wxCoord alpha2 = wxCoord(radius2 - radius1);
+ wxCoord alpha1 = wxCoord(wxConvertWXangleToMACangle(radius1));
+ while ( alpha2 < 0 )
+ alpha2 += 360 ;
+ alpha2 = -alpha2 ;
+ Rect r = { yyc - rad, xxc - rad, yyc + rad, xxc + rad };
+
+ if (m_brush.GetStyle() != wxTRANSPARENT)
+ {
+ MacInstallBrush();
+ PaintArc(&r, alpha1, alpha2);
+ }
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ {
+ MacInstallPen();
+ FrameArc(&r, alpha1, alpha2);
+ }
+}
+
+void wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h,
+ double sa, double ea )
+{
+ wxCHECK_RET(Ok(), wxT("wxDC::DoDrawEllepticArc - invalid DC"));
+ wxMacFastPortSetter helper(this) ;
+ Rect r;
+
+ // Order important Mac in opposite direction to wx
+ // we have to make sure that the filling is always counter-clockwise
+ double angle = sa - ea;
+ if ( angle > 0 )
+ angle -= 360 ;
+
+ wxCoord xx = XLOG2DEVMAC(x);
+ wxCoord yy = YLOG2DEVMAC(y);
+ wxCoord ww = m_signX * XLOG2DEVREL(w);
+ wxCoord hh = m_signY * YLOG2DEVREL(h);
+
+ // handle -ve width and/or height
+ if (ww < 0)
+ {
+ ww = -ww;
+ xx = xx - ww;
+ }
+
+ if (hh < 0)
+ {
+ hh = -hh;
+ yy = yy - hh;
+ }
+
+ sa = wxConvertWXangleToMACangle(sa);
+ r.top = yy;
+ r.left = xx;
+ r.bottom = yy + hh;
+ r.right = xx + ww;
+
+ if (m_brush.GetStyle() != wxTRANSPARENT)
+ {
+ MacInstallBrush();
+ PaintArc(&r, (short)sa, (short)angle);
+ }
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ {
+ MacInstallPen();
+ FrameArc(&r, (short)sa, (short)angle);
+ }
+}
+
+void wxDC::DoDrawPoint( wxCoord x, wxCoord y )
+{
+ wxCHECK_RET(Ok(), wxT("wxDC::DoDrawPoint - invalid DC"));
+
+ wxMacFastPortSetter helper(this) ;
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ {
+ wxCoord xx1 = XLOG2DEVMAC(x);
+ wxCoord yy1 = YLOG2DEVMAC(y);
+ RGBColor pencolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
+
+ // NOTE: Get/SetCPixel are slow!
+ ::SetCPixel( xx1, yy1, &pencolor) ;
+ CalcBoundingBox(x, y);
+ }
+}
+
+void wxDC::DoDrawLines(int n, wxPoint points[],
+ wxCoord xoffset, wxCoord yoffset)
+{
+ wxCHECK_RET(Ok(), wxT("wxDC::DoDrawLines - invalid DC"));
+
+ if (m_pen.GetStyle() == wxTRANSPARENT)
+ return;
+
+ wxMacFastPortSetter helper(this) ;
+
+ MacInstallPen() ;
+ wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
+ m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2 ;
+
+ wxCoord x1, x2 , y1 , y2 ;
+ x1 = XLOG2DEVMAC(points[0].x + xoffset);
+ y1 = YLOG2DEVMAC(points[0].y + yoffset);
+
+ ::MoveTo( x1 - offset, y1 - offset );
+ for (int i = 0; i < n-1; i++)
+ {
+ x2 = XLOG2DEVMAC(points[i + 1].x + xoffset);
+ y2 = YLOG2DEVMAC(points[i + 1].y + yoffset);
+ ::LineTo( x2 - offset, y2 - offset );
+ }
+}
+
+void wxDC::DoDrawPolygon(int n, wxPoint points[],
+ wxCoord xoffset, wxCoord yoffset,
+ int fillStyle )
+{
+ wxCHECK_RET(Ok(), wxT("wxDC::DoDrawPolygon - invalid DC"));
+
+ if ( m_brush.GetStyle() == wxTRANSPARENT && m_pen.GetStyle() == wxTRANSPARENT )
+ return ;
+
+ wxMacFastPortSetter helper(this) ;
+
+ wxCoord x1, x2 , y1 , y2 ;
+ PolyHandle polygon = OpenPoly();
+ x2 = x1 = XLOG2DEVMAC(points[0].x + xoffset);
+ y2 = y1 = YLOG2DEVMAC(points[0].y + yoffset);
+
+ ::MoveTo(x1, y1);
+ for (int i = 1; i < n; i++)
+ {
+ x2 = XLOG2DEVMAC(points[i].x + xoffset);
+ y2 = YLOG2DEVMAC(points[i].y + yoffset);
+ ::LineTo(x2, y2);
+ }
+
+ // close the polyline if necessary
+ if ( x1 != x2 || y1 != y2 )
+ ::LineTo( x1, y1 ) ;
+ ClosePoly();
+
+ if (m_brush.GetStyle() != wxTRANSPARENT)
+ {
+ MacInstallBrush();
+ ::PaintPoly( polygon );
+ }
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ {
+ MacInstallPen() ;
+ ::FramePoly( polygon ) ;
+ }
+
+ KillPoly( polygon );
+}
+
+void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
+{
+ wxCHECK_RET(Ok(), wxT("wxDC::DoDrawRectangle - invalid DC"));
+
+ wxMacFastPortSetter helper(this) ;
+
+ wxCoord xx = XLOG2DEVMAC(x);
+ wxCoord yy = YLOG2DEVMAC(y);
+ wxCoord ww = m_signX * XLOG2DEVREL(width);
+ wxCoord hh = m_signY * YLOG2DEVREL(height);
+
+ // CMB: draw nothing if transformed w or h is 0
+ if (ww == 0 || hh == 0)
+ return;
+
+ // CMB: handle -ve width and/or height
+ if (ww < 0)
+ {
+ ww = -ww;
+ xx = xx - ww;
+ }
+
+ if (hh < 0)
+ {
+ hh = -hh;
+ yy = yy - hh;
+ }
+
+ Rect rect = { yy , xx , yy + hh , xx + ww } ;
+
+ if (m_brush.GetStyle() != wxTRANSPARENT)
+ {
+ MacInstallBrush() ;
+ ::PaintRect( &rect ) ;
+ }
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ {
+ MacInstallPen() ;
+ ::FrameRect( &rect ) ;
+ }
+}
+
+void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y,
+ wxCoord width, wxCoord height,
+ double radius)
+{
+ wxCHECK_RET(Ok(), wxT("wxDC::DoDrawRoundedRectangle - invalid DC"));
+
+ wxMacFastPortSetter helper(this) ;
+ if (radius < 0.0)
+ radius = - radius * ((width < height) ? width : height);
+ wxCoord xx = XLOG2DEVMAC(x);
+ wxCoord yy = YLOG2DEVMAC(y);
+ wxCoord ww = m_signX * XLOG2DEVREL(width);
+ wxCoord hh = m_signY * YLOG2DEVREL(height);
+
+ // CMB: draw nothing if transformed w or h is 0
+ if (ww == 0 || hh == 0)
+ return;
+
+ // CMB: handle -ve width and/or height
+ if (ww < 0)
+ {
+ ww = -ww;
+ xx = xx - ww;
+ }
+
+ if (hh < 0)
+ {
+ hh = -hh;
+ yy = yy - hh;
+ }
+
+ Rect rect = { yy , xx , yy + hh , xx + ww } ;
+
+ if (m_brush.GetStyle() != wxTRANSPARENT)
+ {
+ MacInstallBrush() ;
+ ::PaintRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
+ }
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ {
+ MacInstallPen() ;
+ ::FrameRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
+ }
+}
+
+void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
projects / wxWidgets.git / blobdiff