Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 100 insertions, 0 deletions

diff --git a/ksvg/impl/SVGPolylineElementImpl.cc b/ksvg/impl/SVGPolylineElementImpl.cc
new file mode 100644
index 00000000..9c95a928
--- /dev/null
+++ b/ksvg/impl/SVGPolylineElementImpl.cc
@@ -0,0 +1,100 @@
+/*
+    Copyright (C) 2001-2003 KSVG Team
+    This file is part of the KDE project
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+*/
+
+#include "SVGPointListImpl.h"
+#include "SVGPolylineElementImpl.h"
+#include "SVGDocumentImpl.h"
+#include "KSVGCanvas.h"
+#include "SVGAngleImpl.h"
+
+using namespace KSVG;
+
+SVGPolylineElementImpl::SVGPolylineElementImpl(DOM::ElementImpl *impl) : SVGPolyElementImpl(impl)
+{
+	m_isOpenPath = true;
+}
+
+void SVGPolylineElementImpl::createItem(KSVGCanvas *c)
+{
+	if(!c)
+		c = ownerDoc()->canvas();
+
+	if(!m_item)
+	{
+		m_item = c->createPolyline(this);
+		c->insert(m_item);
+	}
+}
+
+void SVGPolylineElementImpl::drawMarkers()
+{
+	SVGPointListImpl *pts = points();
+	unsigned int nrPoints = pts->numberOfItems();
+
+	if(nrPoints > 0 && hasMarkers())
+	{
+		if(hasStartMarker())
+		{
+			double outSlope;
+
+			if(!findOutSlope(0, &outSlope))
+				outSlope = 0;
+
+			doStartMarker(this, this, pts->getItem(0)->x(), pts->getItem(0)->y(), outSlope);
+		}
+
+		if(hasMidMarker())
+		{
+			for(unsigned int i = 1; i < nrPoints - 1; ++i)
+			{
+				double inSlope;
+				double outSlope;
+				bool haveInSlope = findInSlope(i, &inSlope);
+				bool haveOutSlope = findOutSlope(i, &outSlope);
+
+				if(!haveInSlope && haveOutSlope)
+					inSlope = outSlope;
+				else if(haveInSlope && !haveOutSlope)
+					outSlope = inSlope;
+				else if(!haveInSlope && !haveOutSlope)
+				{
+					inSlope = 0;
+					outSlope = 0;
+				}
+
+				double bisector = SVGAngleImpl::shortestArcBisector(inSlope, outSlope);
+
+				doMidMarker(this, this, pts->getItem(i)->x(), pts->getItem(i)->y(), bisector);
+			}
+		}
+
+		if(hasEndMarker())
+		{
+			double inSlope;
+
+			if(!findInSlope(nrPoints - 1, &inSlope))
+				inSlope = 0;
+
+			doEndMarker(this, this, pts->getItem(nrPoints - 1)->x(), pts->getItem(nrPoints - 1)->y(), inSlope);
+		}
+	}
+}
+
+// vim:ts=4:noet