MorphNodeCommand.java

/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates.
 *
 * 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 org.kie.workbench.common.stunner.core.client.canvas.command;

import org.kie.workbench.common.stunner.core.client.canvas.AbstractCanvasHandler;
import org.kie.workbench.common.stunner.core.command.Command;
import org.kie.workbench.common.stunner.core.definition.morph.MorphDefinition;
import org.kie.workbench.common.stunner.core.graph.Edge;
import org.kie.workbench.common.stunner.core.graph.Node;
import org.kie.workbench.common.stunner.core.graph.command.GraphCommandExecutionContext;
import org.kie.workbench.common.stunner.core.graph.content.definition.Definition;
import org.kie.workbench.common.stunner.core.rule.RuleViolation;

public class MorphNodeCommand extends AbstractCanvasGraphCommand {

    private Node<? extends Definition<?>, Edge> candidate;
    private MorphDefinition morphDefinition;
    private String morphTarget;
    private String shapeSetId;
    private String oldMorphTarget;

    public MorphNodeCommand(final Node<? extends Definition<?>, Edge> candidate,
                            final MorphDefinition morphDefinition,
                            final String morphTarget,
                            final String shapeSetId) {
        this.candidate = candidate;
        this.morphDefinition = morphDefinition;
        this.morphTarget = morphTarget;
        this.shapeSetId = shapeSetId;
    }

    @Override
    @SuppressWarnings("unchecked")
    protected Command<GraphCommandExecutionContext, RuleViolation> newGraphCommand(final AbstractCanvasHandler context) {
        return new org.kie.workbench.common.stunner.core.graph.command.impl.MorphNodeCommand((Node) candidate,
                                                                                             morphDefinition,
                                                                                             morphTarget);
    }

    @Override
    protected AbstractCanvasCommand newCanvasCommand(final AbstractCanvasHandler context) {
        return new MorphCanvasNodeCommand(candidate,
                                          morphDefinition,
                                          shapeSetId);
    }
}