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/**
* Copyright (c) 2014 CEA LIST.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* CEA LIST - Initial API and implementation
*/
package org.eclipse.papyrus.dd.dg;
import java.util.Map;
import org.eclipse.emf.common.util.DiagnosticChain;
import org.eclipse.papyrus.dd.dc.Point;
/**
* <!-- begin-user-doc --> A representation of the model object '
* <em><b>Circle</b></em>'. <!-- end-user-doc -->
*
* <!-- begin-model-doc --> Circle is a graphical element that defines a
* circular shape with a given center point and a radius. <!-- end-model-doc -->
*
* <p>
* The following features are supported:
* <ul>
* <li>{@link org.eclipse.papyrus.dd.dg.Circle#getCenter <em>Center</em>}</li>
* <li>{@link org.eclipse.papyrus.dd.dg.Circle#getRadius <em>Radius</em>}</li>
* </ul>
* </p>
*
* @see org.eclipse.papyrus.dd.dg.DGPackage#getCircle()
* @model
* @generated
*/
public interface Circle extends GraphicalElement {
/**
* Returns the value of the '<em><b>Center</b></em>' containment reference.
* <!-- begin-user-doc --> <!-- end-user-doc --> <!-- begin-model-doc -->
* the center point of the circle in the x-y coordinate system. <!--
* end-model-doc -->
*
* @return the value of the '<em>Center</em>' containment reference.
* @see #setCenter(Point)
* @see org.eclipse.papyrus.dd.dg.DGPackage#getCircle_Center()
* @model containment="true" required="true" ordered="false"
* @generated
*/
Point getCenter();
/**
* Sets the value of the '{@link org.eclipse.papyrus.dd.dg.Circle#getCenter
* <em>Center</em>}' containment reference. <!-- begin-user-doc --> <!--
* end-user-doc -->
*
* @param value
* the new value of the '<em>Center</em>' containment reference.
* @see #getCenter()
* @generated
*/
void setCenter(Point value);
/**
* Returns the value of the '<em><b>Radius</b></em>' attribute. <!--
* begin-user-doc --> <!-- end-user-doc --> <!-- begin-model-doc --> a real
* number (>=0) that represents the radius of the circle. <!-- end-model-doc
* -->
*
* @return the value of the '<em>Radius</em>' attribute.
* @see #setRadius(double)
* @see org.eclipse.papyrus.dd.dg.DGPackage#getCircle_Radius()
* @model dataType="org.eclipse.papyrus.dd.dc.Real" required="true"
* ordered="false"
* @generated
*/
double getRadius();
/**
* Sets the value of the '{@link org.eclipse.papyrus.dd.dg.Circle#getRadius
* <em>Radius</em>}' attribute. <!-- begin-user-doc --> <!-- end-user-doc
* -->
*
* @param value
* the new value of the '<em>Radius</em>' attribute.
* @see #getRadius()
* @generated
*/
void setRadius(double value);
/**
* <!-- begin-user-doc --> <!-- end-user-doc --> <!-- begin-model-doc -->
* the radius cannot be negative
*
* @param diagnostics
* The chain of diagnostics to which problems are to be appended.
* @param context
* The cache of context-specific information. <!-- end-model-doc
* -->
* @model annotation=
* "http://www.eclipse.org/emf/2002/Ecore/OCL body='radius >= 0'"
* @generated
*/
boolean nonNegativeRadius(DiagnosticChain diagnostics,
Map<Object, Object> context);
} // Circle
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