本文整理汇总了Java中org.jfree.chart.plot.CategoryPlot.getCategoriesForAxis方法的典型用法代码示例。如果您正苦于以下问题:Java CategoryPlot.getCategoriesForAxis方法的具体用法?Java CategoryPlot.getCategoriesForAxis怎么用?Java CategoryPlot.getCategoriesForAxis使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.jfree.chart.plot.CategoryPlot
的用法示例。
在下文中一共展示了CategoryPlot.getCategoriesForAxis方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: refreshTicks
import org.jfree.chart.plot.CategoryPlot; //导入方法依赖的package包/类
/**
* Creates a temporary list of ticks that can be used when drawing the axis.
*
* @param g2 the graphics device (used to get font measurements).
* @param state the axis state.
* @param dataArea the area inside the axes.
* @param edge the location of the axis.
*
* @return A list of ticks.
*/
public List refreshTicks(Graphics2D g2,
AxisState state,
Rectangle2D dataArea,
RectangleEdge edge) {
List ticks = new java.util.ArrayList();
// sanity check for data area...
if (dataArea.getHeight() <= 0.0 || dataArea.getWidth() < 0.0) {
return ticks;
}
CategoryPlot plot = (CategoryPlot) getPlot();
List categories = plot.getCategoriesForAxis(this);
double max = 0.0;
if (categories != null) {
CategoryLabelPosition position
= this.categoryLabelPositions.getLabelPosition(edge);
float r = this.maximumCategoryLabelWidthRatio;
if (r <= 0.0) {
r = position.getWidthRatio();
}
float l = 0.0f;
if (position.getWidthType() == CategoryLabelWidthType.CATEGORY) {
l = (float) calculateCategorySize(categories.size(), dataArea,
edge);
}
else {
if (RectangleEdge.isLeftOrRight(edge)) {
l = (float) dataArea.getWidth();
}
else {
l = (float) dataArea.getHeight();
}
}
int categoryIndex = 0;
Iterator iterator = categories.iterator();
while (iterator.hasNext()) {
Comparable category = (Comparable) iterator.next();
TextBlock label = createLabel(category, l * r, edge, g2);
if (edge == RectangleEdge.TOP || edge == RectangleEdge.BOTTOM) {
max = Math.max(max, calculateTextBlockHeight(label,
position, g2));
}
else if (edge == RectangleEdge.LEFT
|| edge == RectangleEdge.RIGHT) {
max = Math.max(max, calculateTextBlockWidth(label,
position, g2));
}
Tick tick = new CategoryTick(category, label,
position.getLabelAnchor(), position.getRotationAnchor(),
position.getAngle());
ticks.add(tick);
categoryIndex = categoryIndex + 1;
}
}
state.setMax(max);
return ticks;
}