本文整理汇总了Java中org.jfree.chart.util.LineUtilities类的典型用法代码示例。如果您正苦于以下问题：Java LineUtilities类的具体用法？Java LineUtilities怎么用？Java LineUtilities使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
LineUtilities类属于org.jfree.chart.util包，在下文中一共展示了LineUtilities类的7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: drawPrimaryLine
import org.jfree.chart.util.LineUtilities; //导入依赖的package包/类
private void drawPrimaryLine(XYItemRendererState state, Graphics2D g2,
XYPlot plot, double x0, double y0, double x1, double y1, int pass,
int series, int item, ValueAxis domainAxis, ValueAxis rangeAxis,
Rectangle2D dataArea)
{
RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
RectangleEdge yAxisLocation = plot.getRangeAxisEdge();
double transX0 = domainAxis.valueToJava2D(x0, dataArea, xAxisLocation);
double transY0 = rangeAxis.valueToJava2D(y0, dataArea, yAxisLocation);
double transX1 = domainAxis.valueToJava2D(x1, dataArea, xAxisLocation);
double transY1 = rangeAxis.valueToJava2D(y1, dataArea, yAxisLocation);
// only draw if we have good values
if (Double.isNaN(transX0) || Double.isNaN(transY0) || Double.isNaN(transX1)
|| Double.isNaN(transY1))
{
return;
}
PlotOrientation orientation = plot.getOrientation();
boolean visible;
if (orientation == PlotOrientation.HORIZONTAL)
{
state.workingLine.setLine(transY0, transX0, transY1, transX1);
}
else if (orientation == PlotOrientation.VERTICAL)
{
state.workingLine.setLine(transX0, transY0, transX1, transY1);
}
visible = LineUtilities.clipLine(state.workingLine, dataArea);
if (visible)
{
drawFirstPassShape(g2, pass, series, item, state.workingLine);
}
}
示例2: drawPrimaryLine
import org.jfree.chart.util.LineUtilities; //导入依赖的package包/类
/**
* Draws the item (first pass). This method draws the lines
* connecting the items.
*
* @param g2 the graphics device.
* @param state the renderer state.
* @param dataArea the area within which the data is being drawn.
* @param plot the plot (can be used to obtain standard color
* information etc).
* @param domainAxis the domain axis.
* @param rangeAxis the range axis.
* @param dataset the dataset.
* @param pass the pass.
* @param series the series index (zero-based).
* @param item the item index (zero-based).
*/
protected void drawPrimaryLine(XYItemRendererState state,
Graphics2D g2,
XYPlot plot,
XYDataset dataset,
int pass,
int series,
int item,
ValueAxis domainAxis,
ValueAxis rangeAxis,
Rectangle2D dataArea) {
if (item == 0) {
return;
}
// get the data point...
double x1 = dataset.getXValue(series, item);
double y1 = dataset.getYValue(series, item);
if (Double.isNaN(y1) || Double.isNaN(x1)) {
return;
}
double x0 = dataset.getXValue(series, item - 1);
double y0 = dataset.getYValue(series, item - 1);
if (Double.isNaN(y0) || Double.isNaN(x0)) {
return;
}
RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
RectangleEdge yAxisLocation = plot.getRangeAxisEdge();
double transX0 = domainAxis.valueToJava2D(x0, dataArea, xAxisLocation);
double transY0 = rangeAxis.valueToJava2D(y0, dataArea, yAxisLocation);
double transX1 = domainAxis.valueToJava2D(x1, dataArea, xAxisLocation);
double transY1 = rangeAxis.valueToJava2D(y1, dataArea, yAxisLocation);
// only draw if we have good values
if (Double.isNaN(transX0) || Double.isNaN(transY0)
|| Double.isNaN(transX1) || Double.isNaN(transY1)) {
return;
}
PlotOrientation orientation = plot.getOrientation();
boolean visible;
if (orientation == PlotOrientation.HORIZONTAL) {
state.workingLine.setLine(transY0, transX0, transY1, transX1);
}
else if (orientation == PlotOrientation.VERTICAL) {
state.workingLine.setLine(transX0, transY0, transX1, transY1);
}
visible = LineUtilities.clipLine(state.workingLine, dataArea);
if (visible) {
drawFirstPassShape(g2, pass, series, item, state.workingLine);
}
}
示例3: draw
import org.jfree.chart.util.LineUtilities; //导入依赖的package包/类
/**
* Draws the annotation. This method is called by the {@link XYPlot}
* class, you won't normally need to call it yourself.
*
* @param g2 the graphics device.
* @param plot the plot.
* @param dataArea the data area.
* @param domainAxis the domain axis.
* @param rangeAxis the range axis.
* @param rendererIndex the renderer index.
* @param info if supplied, this info object will be populated with
* entity information.
*/
@Override
public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea,
ValueAxis domainAxis, ValueAxis rangeAxis,
int rendererIndex,
PlotRenderingInfo info) {
PlotOrientation orientation = plot.getOrientation();
RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(
plot.getDomainAxisLocation(), orientation);
RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(
plot.getRangeAxisLocation(), orientation);
float j2DX1 = 0.0f;
float j2DX2 = 0.0f;
float j2DY1 = 0.0f;
float j2DY2 = 0.0f;
if (orientation == PlotOrientation.VERTICAL) {
j2DX1 = (float) domainAxis.valueToJava2D(this.x1, dataArea,
domainEdge);
j2DY1 = (float) rangeAxis.valueToJava2D(this.y1, dataArea,
rangeEdge);
j2DX2 = (float) domainAxis.valueToJava2D(this.x2, dataArea,
domainEdge);
j2DY2 = (float) rangeAxis.valueToJava2D(this.y2, dataArea,
rangeEdge);
}
else if (orientation == PlotOrientation.HORIZONTAL) {
j2DY1 = (float) domainAxis.valueToJava2D(this.x1, dataArea,
domainEdge);
j2DX1 = (float) rangeAxis.valueToJava2D(this.y1, dataArea,
rangeEdge);
j2DY2 = (float) domainAxis.valueToJava2D(this.x2, dataArea,
domainEdge);
j2DX2 = (float) rangeAxis.valueToJava2D(this.y2, dataArea,
rangeEdge);
}
g2.setPaint(this.paint);
g2.setStroke(this.stroke);
Line2D line = new Line2D.Float(j2DX1, j2DY1, j2DX2, j2DY2);
// line is clipped to avoid JRE bug 6574155, for more info
// see JFreeChart bug 2221495
boolean visible = LineUtilities.clipLine(line, dataArea);
if (visible) {
g2.draw(line);
}
String toolTip = getToolTipText();
String url = getURL();
if (toolTip != null || url != null) {
addEntity(info, ShapeUtilities.createLineRegion(line, 1.0f),
rendererIndex, toolTip, url);
}
}
示例4: draw
import org.jfree.chart.util.LineUtilities; //导入依赖的package包/类
/**
* Draws the annotation. This method is called by the {@link XYPlot}
* class, you won't normally need to call it yourself.
*
* @param g2 the graphics device.
* @param plot the plot.
* @param dataArea the data area.
* @param domainAxis the domain axis.
* @param rangeAxis the range axis.
* @param rendererIndex the renderer index.
* @param info if supplied, this info object will be populated with
* entity information.
*/
public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea,
ValueAxis domainAxis, ValueAxis rangeAxis,
int rendererIndex,
PlotRenderingInfo info) {
PlotOrientation orientation = plot.getOrientation();
RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(
plot.getDomainAxisLocation(), orientation);
RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(
plot.getRangeAxisLocation(), orientation);
float j2DX1 = 0.0f;
float j2DX2 = 0.0f;
float j2DY1 = 0.0f;
float j2DY2 = 0.0f;
if (orientation == PlotOrientation.VERTICAL) {
j2DX1 = (float) domainAxis.valueToJava2D(this.x1, dataArea,
domainEdge);
j2DY1 = (float) rangeAxis.valueToJava2D(this.y1, dataArea,
rangeEdge);
j2DX2 = (float) domainAxis.valueToJava2D(this.x2, dataArea,
domainEdge);
j2DY2 = (float) rangeAxis.valueToJava2D(this.y2, dataArea,
rangeEdge);
}
else if (orientation == PlotOrientation.HORIZONTAL) {
j2DY1 = (float) domainAxis.valueToJava2D(this.x1, dataArea,
domainEdge);
j2DX1 = (float) rangeAxis.valueToJava2D(this.y1, dataArea,
rangeEdge);
j2DY2 = (float) domainAxis.valueToJava2D(this.x2, dataArea,
domainEdge);
j2DX2 = (float) rangeAxis.valueToJava2D(this.y2, dataArea,
rangeEdge);
}
g2.setPaint(this.paint);
g2.setStroke(this.stroke);
Line2D line = new Line2D.Float(j2DX1, j2DY1, j2DX2, j2DY2);
// line is clipped to avoid JRE bug 6574155, for more info
// see JFreeChart bug 2221495
boolean visible = LineUtilities.clipLine(line, dataArea);
if (visible) {
g2.draw(line);
}
String toolTip = getToolTipText();
String url = getURL();
if (toolTip != null || url != null) {
addEntity(info, ShapeUtilities.createLineRegion(line, 1.0f),
rendererIndex, toolTip, url);
}
}
示例5: testClipLine
import org.jfree.chart.util.LineUtilities; //导入依赖的package包/类
public void testClipLine() {
Rectangle2D rect = new Rectangle2D.Double(1.0, 1.0, 1.0, 1.0);
Line2D line = new Line2D.Double();
assertFalse(LineUtilities.clipLine(line, rect));
assertTrue(lineEquals(line, 0.0, 0.0, 0.0, 0.0));
line.setLine(0.5, 0.5, 0.6, 0.6);
assertFalse(LineUtilities.clipLine(line, rect));
assertTrue(lineEquals(line, 0.5, 0.5, 0.6, 0.6));
line.setLine(0.5, 0.5, 1.6, 0.6);
assertFalse(LineUtilities.clipLine(line, rect));
assertTrue(lineEquals(line, 0.5, 0.5, 1.6, 0.6));
line.setLine(0.5, 0.5, 2.6, 0.6);
assertFalse(LineUtilities.clipLine(line, rect));
assertTrue(lineEquals(line, 0.5, 0.5, 2.6, 0.6));
line.setLine(0.5, 0.5, 0.6, 1.6);
assertFalse(LineUtilities.clipLine(line, rect));
assertTrue(lineEquals(line, 0.5, 0.5, 0.6, 1.6));
line.setLine(0.5, 0.5, 1.6, 1.6);
assertTrue(LineUtilities.clipLine(line, rect));
assertTrue(lineEquals(line, 1.0, 1.0, 1.6, 1.6));
line.setLine(0.5, 0.5, 2.6, 1.6);
assertTrue(LineUtilities.clipLine(line, rect));
assertTrue(lineEquals(line, 1.4545454545454546, 1.0, 2.0,
1.2857142857142858));
line.setLine(0.5, 0.5, 0.5, 2.6);
assertFalse(LineUtilities.clipLine(line, rect));
assertTrue(lineEquals(line, 0.5, 0.5, 0.5, 2.6));
line.setLine(0.5, 0.5, 1.5, 2.6);
assertTrue(LineUtilities.clipLine(line, rect));
assertTrue(lineEquals(line, 1.0, 1.55, 1.2142857142857142, 2.0));
line.setLine(0.5, 0.5, 2.5, 2.6);
assertTrue(LineUtilities.clipLine(line, rect));
assertTrue(lineEquals(line, 1.0, 1.025, 1.9285714285714284, 2.0));
line.setLine(0.5, 0.5, 1.5, 1.5);
assertTrue(LineUtilities.clipLine(line, rect));
assertTrue(lineEquals(line, 1.0, 1.0, 1.5, 1.5));
line.setLine(2.5, 1.0, 1.5, 1.5);
assertTrue(LineUtilities.clipLine(line, rect));
assertTrue(lineEquals(line, 2.0, 1.25, 1.5, 1.5));
line.setLine(1.5, 1.5, 2.5, 1.0);
assertTrue(LineUtilities.clipLine(line, rect));
assertTrue(lineEquals(line, 1.5, 1.5, 2.0, 1.25));
}
示例6: drawPrimaryLine
import org.jfree.chart.util.LineUtilities; //导入依赖的package包/类
/**
* Draws the item (first pass). This method draws the lines
* connecting the items.
*
* @param g2 the graphics device.
* @param state the renderer state.
* @param plot the plot (can be used to obtain standard color
* information etc).
* @param dataset the dataset.
* @param pass the pass.
* @param series the series index (zero-based).
* @param item the item index (zero-based).
* @param selected is the data item selected?
* @param dataArea the area within which the data is being drawn.
* @param domainAxis the domain axis.
* @param rangeAxis the range axis.
*
* @since 1.2.0
*/
protected void drawPrimaryLine(XYItemRendererState state, Graphics2D g2,
XYPlot plot, XYDataset dataset, int pass, int series, int item,
boolean selected, ValueAxis domainAxis, ValueAxis rangeAxis,
Rectangle2D dataArea) {
if (item == 0) {
return;
}
// get the data point...
double x1 = dataset.getXValue(series, item);
double y1 = dataset.getYValue(series, item);
if (Double.isNaN(y1) || Double.isNaN(x1)) {
return;
}
double x0 = dataset.getXValue(series, item - 1);
double y0 = dataset.getYValue(series, item - 1);
if (Double.isNaN(y0) || Double.isNaN(x0)) {
return;
}
RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
RectangleEdge yAxisLocation = plot.getRangeAxisEdge();
double transX0 = domainAxis.valueToJava2D(x0, dataArea, xAxisLocation);
double transY0 = rangeAxis.valueToJava2D(y0, dataArea, yAxisLocation);
double transX1 = domainAxis.valueToJava2D(x1, dataArea, xAxisLocation);
double transY1 = rangeAxis.valueToJava2D(y1, dataArea, yAxisLocation);
// only draw if we have good values
if (Double.isNaN(transX0) || Double.isNaN(transY0)
|| Double.isNaN(transX1) || Double.isNaN(transY1)) {
return;
}
PlotOrientation orientation = plot.getOrientation();
boolean visible = false;
if (orientation == PlotOrientation.HORIZONTAL) {
state.workingLine.setLine(transY0, transX0, transY1, transX1);
}
else if (orientation == PlotOrientation.VERTICAL) {
state.workingLine.setLine(transX0, transY0, transX1, transY1);
}
visible = LineUtilities.clipLine(state.workingLine, dataArea);
if (visible) {
drawShape1(g2, pass, series, item, selected, state.workingLine);
}
}
示例7: drawPrimaryLine
import org.jfree.chart.util.LineUtilities; //导入依赖的package包/类
/**
* Draws the item (first pass). This method draws the lines
* connecting the items.
*
* @param g2 the graphics device.
* @param state the renderer state.
* @param dataArea the area within which the data is being drawn.
* @param plot the plot (can be used to obtain standard color
* information etc).
* @param domainAxis the domain axis.
* @param rangeAxis the range axis.
* @param dataset the dataset.
* @param pass the pass.
* @param series the series index (zero-based).
* @param item the item index (zero-based).
*/
protected void drawPrimaryLine(XYItemRendererState state,
Graphics2D g2,
XYPlot plot,
XYDataset dataset,
int pass,
int series,
int item,
ValueAxis domainAxis,
ValueAxis rangeAxis,
Rectangle2D dataArea) {
if (item == 0) {
return;
}
// get the data point...
double x1 = dataset.getXValue(series, item);
double y1 = dataset.getYValue(series, item);
if (Double.isNaN(y1) || Double.isNaN(x1)) {
return;
}
double x0 = dataset.getXValue(series, item - 1);
double y0 = dataset.getYValue(series, item - 1);
if (Double.isNaN(y0) || Double.isNaN(x0)) {
return;
}
RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
RectangleEdge yAxisLocation = plot.getRangeAxisEdge();
double transX0 = domainAxis.valueToJava2D(x0, dataArea, xAxisLocation);
double transY0 = rangeAxis.valueToJava2D(y0, dataArea, yAxisLocation);
double transX1 = domainAxis.valueToJava2D(x1, dataArea, xAxisLocation);
double transY1 = rangeAxis.valueToJava2D(y1, dataArea, yAxisLocation);
// only draw if we have good values
if (Double.isNaN(transX0) || Double.isNaN(transY0)
|| Double.isNaN(transX1) || Double.isNaN(transY1)) {
return;
}
PlotOrientation orientation = plot.getOrientation();
boolean visible = false;
if (orientation == PlotOrientation.HORIZONTAL) {
state.workingLine.setLine(transY0, transX0, transY1, transX1);
}
else if (orientation == PlotOrientation.VERTICAL) {
state.workingLine.setLine(transX0, transY0, transX1, transY1);
}
visible = LineUtilities.clipLine(state.workingLine, dataArea);
if (visible) {
drawFirstPassShape(g2, pass, series, item, state.workingLine);
}
}