Java CategoryAxis.getLowerMargin方法代碼示例

本文整理匯總了Java中org.jfree.chart.axis.CategoryAxis.getLowerMargin方法的典型用法代碼示例。如果您正苦於以下問題：Java CategoryAxis.getLowerMargin方法的具體用法？Java CategoryAxis.getLowerMargin怎麽用？Java CategoryAxis.getLowerMargin使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類org.jfree.chart.axis.CategoryAxis的用法示例。

在下文中一共展示了CategoryAxis.getLowerMargin方法的15個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。

示例1: calculateBarWidth

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Calculates the bar width and stores it in the renderer state.
 * 
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param rendererIndex  the renderer index.
 * @param state  the renderer state.
 */
protected void calculateBarWidth(CategoryPlot plot, 
                                 Rectangle2D dataArea, 
                                 int rendererIndex,
                                 CategoryItemRendererState state) {

    // calculate the bar width
    CategoryAxis domainAxis = getDomainAxis(plot, rendererIndex);
    CategoryDataset data = plot.getDataset(rendererIndex);
    if (data != null) {
        PlotOrientation orientation = plot.getOrientation();
        double space = 0.0;
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double maxWidth = space * getMaxBarWidth();
        int columns = data.getColumnCount();
        double categoryMargin = 0.0;
        if (columns > 1) {
            categoryMargin = domainAxis.getCategoryMargin();
        }

        double used = space * (1 - domainAxis.getLowerMargin() - domainAxis.getUpperMargin()
                                 - categoryMargin);
        if (columns > 0) {
            state.setBarWidth(Math.min(used / columns, maxWidth));
        }
        else {
            state.setBarWidth(Math.min(used, maxWidth));
        }
    }

}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:44，代碼來源:StackedBarRenderer3D.java

示例2: calculateItemWidth

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Calculates the bar width and stores it in the renderer state.
 * 
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param rendererIndex  the renderer index.
 * @param state  the renderer state.
 */
protected void calculateItemWidth(CategoryPlot plot, 
                                  Rectangle2D dataArea, 
                                  int rendererIndex,
                                  CategoryItemRendererState state) {
                                     
    CategoryAxis domainAxis = getDomainAxis(plot, rendererIndex);
    CategoryDataset dataset = plot.getDataset(rendererIndex);
    if (dataset != null) {
        int columns = dataset.getColumnCount();
        int rows = dataset.getRowCount();
        double space = 0.0;
        PlotOrientation orientation = plot.getOrientation();
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double maxWidth = space * getMaxItemWidth();
        double categoryMargin = 0.0;
        double currentItemMargin = 0.0;
        if (columns > 1) {
            categoryMargin = domainAxis.getCategoryMargin();
        }
        if (rows > 1) {
            currentItemMargin = getItemMargin();
        }
        double used = space * (1 - domainAxis.getLowerMargin() - domainAxis.getUpperMargin()
                                 - categoryMargin - currentItemMargin);
        if ((rows * columns) > 0) {
            state.setBarWidth(Math.min(used / (rows * columns), maxWidth));
        }
        else {
            state.setBarWidth(Math.min(used, maxWidth));
        }
    }
}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:46，代碼來源:LevelRenderer.java

示例3: calculateBarWidth

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Calculates the bar width and stores it in the renderer state.
 * 
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param rendererIndex  the renderer index.
 * @param state  the renderer state.
 */
protected void calculateBarWidth(CategoryPlot plot, 
                                 Rectangle2D dataArea, 
                                 int rendererIndex,
                                 CategoryItemRendererState state) {
                                     
    CategoryAxis domainAxis = getDomainAxis(plot, rendererIndex);
    CategoryDataset dataset = plot.getDataset(rendererIndex);
    if (dataset != null) {
        int columns = dataset.getColumnCount();
        int rows = dataset.getRowCount();
        double space = 0.0;
        PlotOrientation orientation = plot.getOrientation();
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double maxWidth = space * getMaxBarWidth();
        double categoryMargin = 0.0;
        double currentItemMargin = 0.0;
        if (columns > 1) {
            categoryMargin = domainAxis.getCategoryMargin();
        }
        if (rows > 1) {
            currentItemMargin = getItemMargin();
        }
        double used = space * (1 - domainAxis.getLowerMargin() - domainAxis.getUpperMargin()
                                 - categoryMargin - currentItemMargin);
        if ((rows * columns) > 0) {
            state.setBarWidth(Math.min(used / (rows * columns), maxWidth));
        }
        else {
            state.setBarWidth(Math.min(used, maxWidth));
        }
    }
}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:46，代碼來源:BarRenderer.java

示例4: calculateBarWidth

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Calculates the bar width and stores it in the renderer state.
 * 
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param rendererIndex  the renderer index.
 * @param state  the renderer state.
 */
protected void calculateBarWidth(CategoryPlot plot, 
                                 Rectangle2D dataArea, 
                                 int rendererIndex,
                                 CategoryItemRendererState state) {

    // calculate the bar width
    CategoryAxis domainAxis = getDomainAxis(plot, rendererIndex);
    CategoryDataset dataset = plot.getDataset(rendererIndex);
    if (dataset != null) {
        int columns = dataset.getColumnCount();
        int rows = dataset.getRowCount();
        double space = 0.0;
        PlotOrientation orientation = plot.getOrientation();
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double categoryMargin = 0.0;
        double currentItemMargin = 0.0;
        if (columns > 1) {
            categoryMargin = domainAxis.getCategoryMargin();
        }
        if (rows > 1) {
            currentItemMargin = getItemMargin();
        }
        double used = space * (1 - domainAxis.getLowerMargin() - domainAxis.getUpperMargin()
                                 - categoryMargin - currentItemMargin);
        if ((rows * columns) > 0) {
            state.setBarWidth(used / (dataset.getColumnCount()));
        } 
        else {
            state.setBarWidth(used);
        }
    }
}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:46，代碼來源:LayeredBarRenderer.java

示例5: calculateBarWidth

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Calculates the bar width and stores it in the renderer state.
 * 
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param rendererIndex  the renderer index.
 * @param state  the renderer state.
 */
protected void calculateBarWidth(CategoryPlot plot, 
                                 Rectangle2D dataArea, 
                                 int rendererIndex,
                                 CategoryItemRendererState state) {

    // calculate the bar width
    CategoryAxis xAxis = plot.getDomainAxisForDataset(rendererIndex);
    CategoryDataset data = plot.getDataset(rendererIndex);
    if (data != null) {
        PlotOrientation orientation = plot.getOrientation();
        double space = 0.0;
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double maxWidth = space * getMaxBarWidth();
        int columns = data.getColumnCount();
        double categoryMargin = 0.0;
        if (columns > 1) {
            categoryMargin = xAxis.getCategoryMargin();
        }

        double used = space * (1 - xAxis.getLowerMargin() - xAxis.getUpperMargin()
                                 - categoryMargin);
        if (columns > 0) {
            state.setBarWidth(Math.min(used / columns, maxWidth));
        }
        else {
            state.setBarWidth(Math.min(used, maxWidth));
        }
    }

}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:44，代碼來源:StackedBarRenderer.java

示例6: calculateBarWidth

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Calculates the bar width and stores it in the renderer state.
 * 
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param rendererIndex  the renderer index.
 * @param state  the renderer state.
 */
protected void calculateBarWidth(CategoryPlot plot, 
                                 Rectangle2D dataArea, 
                                 int rendererIndex,
                                 CategoryItemRendererState state) {

    // calculate the bar width
    CategoryAxis domainAxis = getDomainAxis(plot, rendererIndex);
    CategoryDataset data = plot.getDataset(rendererIndex);
    if (data != null) {
        PlotOrientation orientation = plot.getOrientation();
        double space = 0.0;
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double maxWidth = space * getMaximumBarWidth();
        int columns = data.getColumnCount();
        double categoryMargin = 0.0;
        if (columns > 1) {
            categoryMargin = domainAxis.getCategoryMargin();
        }

        double used = space * (1 - domainAxis.getLowerMargin() 
                                 - domainAxis.getUpperMargin()
                                 - categoryMargin);
        if (columns > 0) {
            state.setBarWidth(Math.min(used / columns, maxWidth));
        }
        else {
            state.setBarWidth(Math.min(used, maxWidth));
        }
    }

}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:45，代碼來源:StackedBarRenderer3D.java

示例7: calculateItemWidth

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Calculates the bar width and stores it in the renderer state.
 * 
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param rendererIndex  the renderer index.
 * @param state  the renderer state.
 */
protected void calculateItemWidth(CategoryPlot plot, 
                                  Rectangle2D dataArea, 
                                  int rendererIndex,
                                  CategoryItemRendererState state) {
                                     
    CategoryAxis domainAxis = getDomainAxis(plot, rendererIndex);
    CategoryDataset dataset = plot.getDataset(rendererIndex);
    if (dataset != null) {
        int columns = dataset.getColumnCount();
        int rows = dataset.getRowCount();
        double space = 0.0;
        PlotOrientation orientation = plot.getOrientation();
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double maxWidth = space * getMaxItemWidth();
        double categoryMargin = 0.0;
        double currentItemMargin = 0.0;
        if (columns > 1) {
            categoryMargin = domainAxis.getCategoryMargin();
        }
        if (rows > 1) {
            currentItemMargin = getItemMargin();
        }
        double used = space * (1 - domainAxis.getLowerMargin() 
                                 - domainAxis.getUpperMargin()
                                 - categoryMargin - currentItemMargin);
        if ((rows * columns) > 0) {
            state.setBarWidth(Math.min(used / (rows * columns), maxWidth));
        }
        else {
            state.setBarWidth(Math.min(used, maxWidth));
        }
    }
}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:47，代碼來源:LevelRenderer.java

示例8: calculateBarWidth

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Calculates the bar width and stores it in the renderer state.
 * 
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param rendererIndex  the renderer index.
 * @param state  the renderer state.
 */
protected void calculateBarWidth(CategoryPlot plot, 
                                 Rectangle2D dataArea, 
                                 int rendererIndex,
                                 CategoryItemRendererState state) {
                                     
    CategoryAxis domainAxis = getDomainAxis(plot, rendererIndex);
    CategoryDataset dataset = plot.getDataset(rendererIndex);
    if (dataset != null) {
        int columns = dataset.getColumnCount();
        int rows = dataset.getRowCount();
        double space = 0.0;
        PlotOrientation orientation = plot.getOrientation();
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double maxWidth = space * getMaximumBarWidth();
        double categoryMargin = 0.0;
        double currentItemMargin = 0.0;
        if (columns > 1) {
            categoryMargin = domainAxis.getCategoryMargin();
        }
        if (rows > 1) {
            currentItemMargin = getItemMargin();
        }
        double used = space * (1 - domainAxis.getLowerMargin() 
                                 - domainAxis.getUpperMargin()
                                 - categoryMargin - currentItemMargin);
        if ((rows * columns) > 0) {
            state.setBarWidth(Math.min(used / (rows * columns), maxWidth));
        }
        else {
            state.setBarWidth(Math.min(used, maxWidth));
        }
    }
}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:47，代碼來源:BarRenderer.java

示例9: calculateBarWidth

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Calculates the bar width and stores it in the renderer state.
 * 
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param rendererIndex  the renderer index.
 * @param state  the renderer state.
 */
protected void calculateBarWidth(CategoryPlot plot, 
                                 Rectangle2D dataArea, 
                                 int rendererIndex,
                                 CategoryItemRendererState state) {

    // calculate the bar width - this calculation differs from the
    // BarRenderer calculation because the bars are layered on top of one
    // another, so there is effectively only one bar per category for
    // the purpose of the bar width calculation
    CategoryAxis domainAxis = getDomainAxis(plot, rendererIndex);
    CategoryDataset dataset = plot.getDataset(rendererIndex);
    if (dataset != null) {
        int columns = dataset.getColumnCount();
        int rows = dataset.getRowCount();
        double space = 0.0;
        PlotOrientation orientation = plot.getOrientation();
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double maxWidth = space * getMaximumBarWidth();
        double categoryMargin = 0.0;
        if (columns > 1) {
            categoryMargin = domainAxis.getCategoryMargin();
        }
        double used = space * (1 - domainAxis.getLowerMargin() 
            - domainAxis.getUpperMargin() - categoryMargin);
        if ((rows * columns) > 0) {
            state.setBarWidth(Math.min(used / (dataset.getColumnCount()), 
                    maxWidth));
        } 
        else {
            state.setBarWidth(Math.min(used, maxWidth));
        }
    }
}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:47，代碼來源:LayeredBarRenderer.java

示例10: calculateBarWidth

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Calculates the bar width and stores it in the renderer state.
 * 
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param rendererIndex  the renderer index.
 * @param state  the renderer state.
 */
protected void calculateBarWidth(CategoryPlot plot, 
                                 Rectangle2D dataArea, 
                                 int rendererIndex,
                                 CategoryItemRendererState state) {

    // calculate the bar width
    CategoryAxis xAxis = plot.getDomainAxisForDataset(rendererIndex);
    CategoryDataset data = plot.getDataset(rendererIndex);
    if (data != null) {
        PlotOrientation orientation = plot.getOrientation();
        double space = 0.0;
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double maxWidth = space * getMaximumBarWidth();
        int columns = data.getColumnCount();
        double categoryMargin = 0.0;
        if (columns > 1) {
            categoryMargin = xAxis.getCategoryMargin();
        }

        double used = space * (1 - xAxis.getLowerMargin() 
                                 - xAxis.getUpperMargin()
                                 - categoryMargin);
        if (columns > 0) {
            state.setBarWidth(Math.min(used / columns, maxWidth));
        }
        else {
            state.setBarWidth(Math.min(used, maxWidth));
        }
    }

}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:45，代碼來源:StackedBarRenderer.java

示例11: initialise

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Initialises the renderer.
 * <p>
 * This method gets called once at the start of the process of drawing a chart.
 *
 * @param g2  the graphics device.
 * @param dataArea  the area in which the data is to be plotted.
 * @param plot  the plot.
 * @param rendererIndex  the renderer index.
 * @param info  collects chart rendering information for return to caller.
 *
 * @return The renderer state.
 */
public CategoryItemRendererState initialise(Graphics2D g2,
                                            Rectangle2D dataArea,
                                            CategoryPlot plot,
                                            int rendererIndex,
                                            PlotRenderingInfo info) {

    CategoryItemRendererState state = super.initialise(g2, dataArea, plot, rendererIndex, info);

    // calculate the box width
    CategoryAxis domainAxis = getDomainAxis(plot, rendererIndex);
    CategoryDataset dataset = plot.getDataset(rendererIndex);
    if (dataset != null) {
        int columns = dataset.getColumnCount();
        int rows = dataset.getRowCount();
        double space = 0.0;
        PlotOrientation orientation = plot.getOrientation();
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double categoryMargin = 0.0;
        double currentItemMargin = 0.0;
        if (columns > 1) {
            categoryMargin = domainAxis.getCategoryMargin();
        }
        if (rows > 1) {
            currentItemMargin = getItemMargin();
        }
        double used = space * (1 - domainAxis.getLowerMargin() - domainAxis.getUpperMargin()
                                 - categoryMargin - currentItemMargin);
        if ((rows * columns) > 0) {
            state.setBarWidth(used / (dataset.getColumnCount() * dataset.getRowCount()));
        }
        else {
            state.setBarWidth(used);
        }
    }
    
    return state;

}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:57，代碼來源:BoxAndWhiskerRenderer.java

示例12: calculateBarWidth

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Calculates the bar width and stores it in the renderer state.  We override the method in 
 * the base class to take account of the series-->group mapping.
 * 
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param rendererIndex  the renderer index.
 * @param state  the renderer state.
 */
protected void calculateBarWidth(CategoryPlot plot, 
                                 Rectangle2D dataArea, 
                                 int rendererIndex,
                                 CategoryItemRendererState state) {

    // calculate the bar width
    CategoryAxis xAxis = plot.getDomainAxisForDataset(rendererIndex);
    CategoryDataset data = plot.getDataset(rendererIndex);
    if (data != null) {
        PlotOrientation orientation = plot.getOrientation();
        double space = 0.0;
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double maxWidth = space * getMaxBarWidth();
        int groups = this.seriesToGroupMap.getGroupCount();
        int categories = data.getColumnCount();
        int columns = groups * categories;
        double categoryMargin = 0.0;
        double itemMargin = 0.0;
        if (categories > 1) {
            categoryMargin = xAxis.getCategoryMargin();
        }
        if (groups > 1) {
            itemMargin = getItemMargin();   
        }

        double used = space * (1 - xAxis.getLowerMargin() - xAxis.getUpperMargin()
                                 - categoryMargin - itemMargin);
        if (columns > 0) {
            state.setBarWidth(Math.min(used / columns, maxWidth));
        }
        else {
            state.setBarWidth(Math.min(used, maxWidth));
        }
    }

}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:51，代碼來源:GroupedStackedBarRenderer.java

示例13: initialise

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Initialises the renderer.  This method gets called once at the start of 
 * the process of drawing a chart.
 *
 * @param g2  the graphics device.
 * @param dataArea  the area in which the data is to be plotted.
 * @param plot  the plot.
 * @param rendererIndex  the renderer index.
 * @param info  collects chart rendering information for return to caller.
 *
 * @return The renderer state.
 */
public CategoryItemRendererState initialise(Graphics2D g2,
                                            Rectangle2D dataArea,
                                            CategoryPlot plot,
                                            int rendererIndex,
                                            PlotRenderingInfo info) {

    CategoryItemRendererState state = super.initialise(g2, dataArea, plot,
            rendererIndex, info);

    // calculate the box width
    CategoryAxis domainAxis = getDomainAxis(plot, rendererIndex);
    CategoryDataset dataset = plot.getDataset(rendererIndex);
    if (dataset != null) {
        int columns = dataset.getColumnCount();
        int rows = dataset.getRowCount();
        double space = 0.0;
        PlotOrientation orientation = plot.getOrientation();
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double categoryMargin = 0.0;
        double currentItemMargin = 0.0;
        if (columns > 1) {
            categoryMargin = domainAxis.getCategoryMargin();
        }
        if (rows > 1) {
            currentItemMargin = getItemMargin();
        }
        double used = space * (1 - domainAxis.getLowerMargin() 
                                 - domainAxis.getUpperMargin()
                                 - categoryMargin - currentItemMargin);
        if ((rows * columns) > 0) {
            state.setBarWidth(used / (dataset.getColumnCount() 
                    * dataset.getRowCount()));
        }
        else {
            state.setBarWidth(used);
        }
    }
    
    return state;

}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:59，代碼來源:BoxAndWhiskerRenderer.java

示例14: calculateBarWidth

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Calculates the bar width and stores it in the renderer state.  We 
 * override the method in the base class to take account of the 
 * series-to-group mapping.
 * 
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param rendererIndex  the renderer index.
 * @param state  the renderer state.
 */
protected void calculateBarWidth(CategoryPlot plot, 
                                 Rectangle2D dataArea, 
                                 int rendererIndex,
                                 CategoryItemRendererState state) {

    // calculate the bar width
    CategoryAxis xAxis = plot.getDomainAxisForDataset(rendererIndex);
    CategoryDataset data = plot.getDataset(rendererIndex);
    if (data != null) {
        PlotOrientation orientation = plot.getOrientation();
        double space = 0.0;
        if (orientation == PlotOrientation.HORIZONTAL) {
            space = dataArea.getHeight();
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            space = dataArea.getWidth();
        }
        double maxWidth = space * getMaximumBarWidth();
        int groups = this.seriesToGroupMap.getGroupCount();
        int categories = data.getColumnCount();
        int columns = groups * categories;
        double categoryMargin = 0.0;
        double itemMargin = 0.0;
        if (categories > 1) {
            categoryMargin = xAxis.getCategoryMargin();
        }
        if (groups > 1) {
            itemMargin = getItemMargin();   
        }

        double used = space * (1 - xAxis.getLowerMargin() 
                                 - xAxis.getUpperMargin()
                                 - categoryMargin - itemMargin);
        if (columns > 0) {
            state.setBarWidth(Math.min(used / columns, maxWidth));
        }
        else {
            state.setBarWidth(Math.min(used, maxWidth));
        }
    }

}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:53，代碼來源:GroupedStackedBarRenderer.java

示例15: calculateSeriesWidth

import org.jfree.chart.axis.CategoryAxis; //導入方法依賴的package包/類
/**
 * Calculates the available space for each series.
 * 
 * @param space  the space along the entire axis (in Java2D units).
 * @param axis  the category axis.
 * @param categories  the number of categories.
 * @param series  the number of series.
 * 
 * @return  the width of one series.
 */
protected double calculateSeriesWidth(double space, CategoryAxis axis, 
                                      int categories, int series) {
    double factor = 1.0 - getItemMargin() - axis.getLowerMargin() - axis.getUpperMargin();
    if (categories > 1) {
        factor = factor - axis.getCategoryMargin();
    }
    return (space * factor) / (categories * series);
}

開發者ID:parabuild-ci，項目名稱:parabuild-ci，代碼行數:19，代碼來源:LevelRenderer.java

注：本文中的org.jfree.chart.axis.CategoryAxis.getLowerMargin方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。