Java KeyedValues类代码示例

import org.jfree.data.KeyedValues; //导入依赖的package包/类
/**
 * Creates a {@link CategoryDataset} by copying the data from the supplied {@link KeyedValues}
 * instance.
 *
 * @param rowKey  the row key (<code>null</code> not permitted).
 * @param rowData  the row data (<code>null</code> not permitted).
 *
 * @return A dataset.
 */
public static CategoryDataset createCategoryDataset(String rowKey, 
                                                    KeyedValues rowData) {

    if (rowKey == null) {
        throw new IllegalArgumentException("Null 'rowKey' argument.");
    }
    if (rowData == null) {
        throw new IllegalArgumentException("Null 'rowData' argument.");
    }
    DefaultCategoryDataset result = new DefaultCategoryDataset();
    for (int i = 0; i < rowData.getItemCount(); i++) {
        result.addValue(rowData.getValue(i), rowKey, rowData.getKey(i));
    }
    return result;

}
 

import org.jfree.data.KeyedValues; //导入依赖的package包/类
/**
 * Creates a {@link CategoryDataset} by copying the data from the supplied 
 * {@link KeyedValues} instance.
 *
 * @param rowKey  the row key (<code>null</code> not permitted).
 * @param rowData  the row data (<code>null</code> not permitted).
 *
 * @return A dataset.
 */
public static CategoryDataset createCategoryDataset(Comparable rowKey, 
                                                    KeyedValues rowData) {

    if (rowKey == null) {
        throw new IllegalArgumentException("Null 'rowKey' argument.");
    }
    if (rowData == null) {
        throw new IllegalArgumentException("Null 'rowData' argument.");
    }
    DefaultCategoryDataset result = new DefaultCategoryDataset();
    for (int i = 0; i < rowData.getItemCount(); i++) {
        result.addValue(rowData.getValue(i), rowKey, rowData.getKey(i));
    }
    return result;

}
 

import org.jfree.data.KeyedValues; //导入依赖的package包/类
/**
 * Writes the data in JSON format to the supplied writer.
 * <br><br>
 * Note that this method can be used with instances of {@link PieDataset}.
 * 
 * @param data  the data ({@code null} not permitted).
 * @param writer  the writer ({@code null} not permitted).
 * 
 * @throws IOException if there is an I/O problem.
 */
public static void writeKeyedValues(KeyedValues data, Writer writer) 
        throws IOException {
    Args.nullNotPermitted(data, "data");
    Args.nullNotPermitted(writer, "writer");
    writer.write("[");
    boolean first = true;
    Iterator iterator = data.getKeys().iterator();
    while (iterator.hasNext()) {
        Comparable key = (Comparable) iterator.next();
        if (!first) {
            writer.write(", ");
        } else {
            first = false;
        }
        writer.write("[");
        writer.write(JSONValue.toJSONString(key.toString()));
        writer.write(", ");
        writer.write(JSONValue.toJSONString(data.getValue(key)));
        writer.write("]");
    }
    writer.write("]");
}
 

import org.jfree.data.KeyedValues; //导入依赖的package包/类
/**
 * Creates a {@link CategoryDataset} by copying the data from the supplied
 * {@link KeyedValues} instance.
 *
 * @param rowKey  the row key (<code>null</code> not permitted).
 * @param rowData  the row data (<code>null</code> not permitted).
 *
 * @return A dataset.
 */
public static CategoryDataset createCategoryDataset(Comparable rowKey,
                                                    KeyedValues rowData) {

    if (rowKey == null) {
        throw new IllegalArgumentException("Null 'rowKey' argument.");
    }
    if (rowData == null) {
        throw new IllegalArgumentException("Null 'rowData' argument.");
    }
    DefaultCategoryDataset result = new DefaultCategoryDataset();
    for (int i = 0; i < rowData.getItemCount(); i++) {
        result.addValue(rowData.getValue(i), rowKey, rowData.getKey(i));
    }
    return result;

}
 

import org.jfree.data.KeyedValues; //导入依赖的package包/类
/**
 * Creates a new dataset that uses the data from a {@link KeyedValues} instance.
 *
 * @param data  the data.
 */
public DefaultPieDataset(final KeyedValues data) {

    this.data = new DefaultKeyedValues();
    for (int i = 0; i < data.getItemCount(); i++) {
        this.data.addValue(data.getKey(i), data.getValue(i));
    }
}
 

import org.jfree.data.KeyedValues; //导入依赖的package包/类
/**
 * Draws the left labels.
 * 
 * @param leftKeys  the keys.
 * @param g2  the graphics device.
 * @param plotArea  the plot area.
 * @param linkArea  the link area.
 * @param maxLabelWidth  the maximum label width.
 * @param state  the state.
 */
protected void drawLeftLabels(KeyedValues leftKeys, Graphics2D g2, 
                              Rectangle2D plotArea, Rectangle2D linkArea, 
                              float maxLabelWidth, PiePlotState state) {
    
    PieLabelDistributor distributor1 = new PieLabelDistributor(
        leftKeys.getItemCount()
    );
    double lGap = plotArea.getWidth() * this.labelGap;
    double verticalLinkRadius = state.getLinkArea().getHeight() / 2.0;
    for (int i = 0; i < leftKeys.getItemCount(); i++) {   
        String label = this.labelGenerator.generateSectionLabel(
                this.dataset, leftKeys.getKey(i));
        if (label != null) {
            TextBlock block = TextUtilities.createTextBlock(label, 
                    this.labelFont, this.labelPaint, maxLabelWidth, 
                    new G2TextMeasurer(g2));
            TextBox labelBox = new TextBox(block);
            labelBox.setBackgroundPaint(this.labelBackgroundPaint);
            labelBox.setOutlinePaint(this.labelOutlinePaint);
            labelBox.setOutlineStroke(this.labelOutlineStroke);
            labelBox.setShadowPaint(this.labelShadowPaint);
            double theta = Math.toRadians(
                    leftKeys.getValue(i).doubleValue());
            double baseY = state.getPieCenterY() - Math.sin(theta) 
                           * verticalLinkRadius;
            double hh = labelBox.getHeight(g2);

            distributor1.addPieLabelRecord(new PieLabelRecord(
                    leftKeys.getKey(i), theta, baseY, labelBox, hh,
                    lGap / 2.0 + lGap / 2.0 * -Math.cos(theta), 0.9 
                    + getExplodePercent(this.dataset.getIndex(
                            leftKeys.getKey(i)))));
        }
    }
    distributor1.distributeLabels(plotArea.getMinY(), plotArea.getHeight());
    for (int i = 0; i < distributor1.getItemCount(); i++) {
        drawLeftLabel(g2, state, distributor1.getPieLabelRecord(i));
    }
}
 

import org.jfree.data.KeyedValues; //导入依赖的package包/类
/**
 * Creates a new dataset by copying data from a {@link KeyedValues} 
 * instance.
 *
 * @param data  the data (<code>null</code> not permitted).
 */
public DefaultPieDataset(KeyedValues data) {
    if (data == null) {
        throw new IllegalArgumentException("Null 'data' argument.");   
    }
    this.data = new DefaultKeyedValues();
    for (int i = 0; i < data.getItemCount(); i++) {
        this.data.addValue(data.getKey(i), data.getValue(i));
    }
}
 

import org.jfree.data.KeyedValues; //导入依赖的package包/类
/**
 * Creates a new dataset by copying data from a {@link KeyedValues}
 * instance.
 *
 * @param data  the data (<code>null</code> not permitted).
 */
public DefaultPieDataset(KeyedValues data) {
    ParamChecks.nullNotPermitted(data, "data");
    this.data = new DefaultKeyedValues();
    for (int i = 0; i < data.getItemCount(); i++) {
        this.data.addValue(data.getKey(i), data.getValue(i));
    }
}
 

import org.jfree.data.KeyedValues; //导入依赖的package包/类
/**
 * Creates a {@link CategoryDataset} by copying the data from the supplied
 * {@link KeyedValues} instance.
 *
 * @param rowKey  the row key (<code>null</code> not permitted).
 * @param rowData  the row data (<code>null</code> not permitted).
 *
 * @return A dataset.
 */
public static CategoryDataset createCategoryDataset(Comparable rowKey,
        KeyedValues rowData) {

    ParamChecks.nullNotPermitted(rowKey, "rowKey");
    ParamChecks.nullNotPermitted(rowData, "rowData");
    DefaultCategoryDataset result = new DefaultCategoryDataset();
    for (int i = 0; i < rowData.getItemCount(); i++) {
        result.addValue(rowData.getValue(i), rowKey, rowData.getKey(i));
    }
    return result;

}
 

import org.jfree.data.KeyedValues; //导入依赖的package包/类
/**
 * Creates a new dataset by copying data from a {@link KeyedValues}
 * instance.
 *
 * @param data  the data ({@code null} not permitted).
 */
public DefaultPieDataset(KeyedValues data) {
    Args.nullNotPermitted(data, "data");
    this.data = new DefaultKeyedValues();
    for (int i = 0; i < data.getItemCount(); i++) {
        this.data.addValue(data.getKey(i), data.getValue(i));
    }
}
 

import org.jfree.data.KeyedValues; //导入依赖的package包/类
/**
 * Creates a {@link CategoryDataset} by copying the data from the supplied
 * {@link KeyedValues} instance.
 *
 * @param rowKey  the row key ({@code null} not permitted).
 * @param rowData  the row data ({@code null} not permitted).
 *
 * @return A dataset.
 */
public static CategoryDataset createCategoryDataset(Comparable rowKey,
        KeyedValues rowData) {

    Args.nullNotPermitted(rowKey, "rowKey");
    Args.nullNotPermitted(rowData, "rowData");
    DefaultCategoryDataset result = new DefaultCategoryDataset();
    for (int i = 0; i < rowData.getItemCount(); i++) {
        result.addValue(rowData.getValue(i), rowKey, rowData.getKey(i));
    }
    return result;

}
 

import org.jfree.data.KeyedValues; //导入依赖的package包/类
/**
 * Creates a new dataset by copying data from a {@link KeyedValues}
 * instance.
 *
 * @param data  the data (<code>null</code> not permitted).
 */
public DefaultPieDataset(KeyedValues data) {
    if (data == null) {
        throw new IllegalArgumentException("Null 'data' argument.");
    }
    this.data = new DefaultKeyedValues();
    for (int i = 0; i < data.getItemCount(); i++) {
        this.data.addValue(data.getKey(i), data.getValue(i));
    }
}
 

import org.jfree.data.KeyedValues; //导入依赖的package包/类
/**
 * Creates a new dataset by copying data from a {@link KeyedValues}
 * instance.
 *
 * @param data  the data (<code>null</code> not permitted).
 */
public DefaultPieDataset(KeyedValues data) {
    if (data == null) {
        throw new IllegalArgumentException("Null 'data' argument.");
    }
    this.data = new KeyedObjects();
    for (int i = 0; i < data.getItemCount(); i++) {
        SelectableValue dataItem = new SelectableValue(data.getValue(i));
        this.data.addObject(data.getKey(i), dataItem);
    }
}