/*
Copyright 2011-2016 Google Inc. All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package com.google.security.zynamics.zylib.yfileswrap.gui.zygraph.editmode.states;
import com.google.common.base.Preconditions;
import com.google.security.zynamics.zylib.gui.zygraph.editmode.CStateChange;
import com.google.security.zynamics.zylib.gui.zygraph.editmode.IMouseState;
import com.google.security.zynamics.zylib.gui.zygraph.editmode.IMouseStateChange;
import com.google.security.zynamics.zylib.yfileswrap.gui.zygraph.AbstractZyGraph;
import com.google.security.zynamics.zylib.yfileswrap.gui.zygraph.edges.ZyGraphEdge;
import com.google.security.zynamics.zylib.yfileswrap.gui.zygraph.editmode.CStateFactory;
import com.google.security.zynamics.zylib.yfileswrap.gui.zygraph.editmode.helpers.CMousePressedHandler;
import com.google.security.zynamics.zylib.yfileswrap.gui.zygraph.editmode.transformations.CHitNodesTransformer;
import com.google.security.zynamics.zylib.yfileswrap.gui.zygraph.nodes.ZyGraphNode;
import y.base.Node;
import y.view.HitInfo;
import java.awt.event.MouseEvent;
public class CNodeClickedMiddleState implements IMouseState {
private final CStateFactory<?, ?> m_factory;
private final AbstractZyGraph<?, ?> m_graph;
private final Node m_node;
public CNodeClickedMiddleState(final CStateFactory<?, ?> factory,
final AbstractZyGraph<?, ?> graph, final Node node) {
m_factory = Preconditions.checkNotNull(factory, "Error: factory argument can not be null");
m_graph = Preconditions.checkNotNull(graph, "Error: graph argument can not be null");
m_node = Preconditions.checkNotNull(node, "Error: node argument can not be null");
}
public AbstractZyGraph<?, ?> getGraph() {
return m_graph;
}
public Node getNode() {
return m_node;
}
@Override
public CStateFactory<? extends ZyGraphNode<?>, ? extends ZyGraphEdge<?, ?, ?>> getStateFactory() {
return m_factory;
}
@Override
public IMouseStateChange mouseDragged(final MouseEvent event, final AbstractZyGraph<?, ?> graph) {
return new CStateChange(this, true);
}
@Override
public IMouseStateChange mouseMoved(final MouseEvent event, final AbstractZyGraph<?, ?> graph) {
final double x = m_graph.getEditMode().translateX(event.getX());
final double y = m_graph.getEditMode().translateY(event.getY());
final HitInfo hitInfo = m_graph.getGraph().getHitInfo(x, y);
if (hitInfo.hasHitNodes()) {
return CHitNodesTransformer.changeNode(m_factory, event, hitInfo, m_node);
} else {
m_factory.createNodeExitState(m_node, event);
return CHitNodesTransformer.exitNode(m_factory, event, hitInfo, this);
}
}
@Override
public IMouseStateChange mousePressed(final MouseEvent event, final AbstractZyGraph<?, ?> graph) {
return CMousePressedHandler.handleMousePressed(m_factory, this, graph, event);
}
@Override
public IMouseStateChange mouseReleased(final MouseEvent event, final AbstractZyGraph<?, ?> graph) {
return new CStateChange(m_factory.createDefaultState(), true);
}
}