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/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 124 insertions, 0 deletions

diff --git a/arts/gui/kde/kgraphline_impl.cpp b/arts/gui/kde/kgraphline_impl.cpp
new file mode 100644
index 00000000..5a48c000
--- /dev/null
+++ b/arts/gui/kde/kgraphline_impl.cpp
@@ -0,0 +1,124 @@
+    /*
+
+    Copyright (C) 2001 Stefan Westerfeld
+                       stefan@space.twc.de
+
+    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., 59 Temple Place - Suite 330,
+    Boston, MA 02111-1307, USA.
+
+    */
+
+#include "kgraphline_impl.h"
+#include "kwidgetrepo.h"
+#include "kgraph.h"
+
+using namespace Arts;
+using namespace std;
+
+KGraphLine_impl::KGraphLine_impl()
+{
+	_graphID = -1;
+}
+
+KGraphLine_impl::~KGraphLine_impl()
+{
+	KGraph *kgraph = getKGraph();
+	if(kgraph)
+		kgraph->removeLine(this);
+}
+
+Graph KGraphLine_impl::graph()
+{
+	return Arts::DynamicCast(KWidgetRepo::the()->lookupWidget(_graphID));
+}
+
+void KGraphLine_impl::graph(Graph newGraph)
+{
+	KGraph *kgraph = getKGraph();
+	if(kgraph)
+		kgraph->removeLine(this);
+
+	_graphID = newGraph.widgetID();
+
+	kgraph = getKGraph();
+	if(kgraph)
+		kgraph->addLine(this);
+}
+
+bool KGraphLine_impl::editable()
+{
+	return _editable;
+}
+
+void KGraphLine_impl::editable(bool newEditable)
+{
+	_editable = newEditable;
+
+	KGraph *kgraph = getKGraph();
+	if(kgraph)
+		kgraph->redrawLine(this);
+}
+
+string KGraphLine_impl::color()
+{
+	return _color;
+}
+
+void KGraphLine_impl::color(const std::string& newColor)
+{
+	_color = newColor;
+
+	KGraph *kgraph = getKGraph();
+	if(kgraph)
+		kgraph->redrawLine(this);
+}
+
+vector<GraphPoint> *KGraphLine_impl::points()
+{
+	return new vector<GraphPoint>(_points);
+}
+
+void KGraphLine_impl::points(const vector<GraphPoint>& newPoints)
+{
+	_points = newPoints;
+
+	KGraph *kgraph = getKGraph();
+	if(kgraph)
+		kgraph->redrawLine(this);
+
+	// emitting a change notification is a bit tricky because no real
+	// Arts::AnyRef support is there for sequence<Arts::GraphPoint>
+	Arts::Any any;
+	Arts::Buffer buffer;
+
+	any.type = "*Arts::GraphPoint";
+	writeTypeSeq(buffer,_points);
+	buffer.read(any.value,buffer.size());
+
+	_emit_changed("points_changed",any);
+}
+
+KGraph *KGraphLine_impl::getKGraph()
+{
+	QWidget *widget = KWidgetRepo::the()->lookupQWidget(_graphID);
+	if(!widget)
+		return 0;
+
+	return dynamic_cast<KGraph *>(widget);
+}
+
+namespace Arts {
+	REGISTER_IMPLEMENTATION(KGraphLine_impl);
+}