/src/main/java/com/googlecode/charts4j/parameters/ChartTypeParameter.java

 1/**
 2 *
 3 * The MIT License
 4 *
 5 * Copyright (c) 2011 the original author or authors.
 6 *
 7 * Permission is hereby granted, free of charge, to any person obtaining a copy
 8 * of this software and associated documentation files (the "Software"), to deal
 9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
13
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
16
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23 * THE SOFTWARE.
24 */
25
26package com.googlecode.charts4j.parameters;
27
28/**
29 * Class for building chart type parameter string for the Google Chart API.
30 *
31 * @author Julien Chastang (julien.c.chastang at gmail dot com)
32 */
33final class ChartTypeParameter extends AbstractParameter {
34
35    /** The Google Chart API chart type parameter. */
36    private static final String URL_PARAMETER_KEY = "cht";
37
38    /** The chart type. */
39    private final ChartType     chartType;
40
41    /**
42     * Instantiates a new chart type parameter.
43     *
44     * @param chartType
45     *            the chart type
46     */
47    ChartTypeParameter(final ChartType chartType) {
48        this.chartType = chartType;
49    }
50
51    /**
52     * {@inheritDoc}
53     */
54    @Override
55    public String getKey() {
56        return URL_PARAMETER_KEY;
57    }
58
59    /**
60     * {@inheritDoc}
61     */
62    @Override
63    public String getValue() {
64        return chartType + "";
65    }
66}