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/*
* Copyright 2000-2014 Vaadin Ltd.
*
* 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.vaadin.ui.renderers;
import com.vaadin.ui.Grid.AbstractRenderer;
import elemental.json.JsonValue;
/**
* A renderer that represents a double values as a graphical progress bar.
*
* @author Vaadin Ltd
* @since 7.4
*/
public class ProgressBarRenderer extends AbstractRenderer<Double> {
/**
* Creates a new text renderer
*/
public ProgressBarRenderer() {
super(Double.class, null);
}
@Override
public JsonValue encode(Double value) {
if (value != null) {
value = Math.max(Math.min(value, 1), 0);
} else {
value = 0d;
}
return super.encode(value);
}
}
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