本文整理匯總了Java中org.jfree.chart.renderer.category.CategoryItemRenderer.drawItem方法的典型用法代碼示例。如果您正苦於以下問題：Java CategoryItemRenderer.drawItem方法的具體用法？Java CategoryItemRenderer.drawItem怎麽用？Java CategoryItemRenderer.drawItem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.renderer.category.CategoryItemRenderer的用法示例。
在下文中一共展示了CategoryItemRenderer.drawItem方法的4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: render
import org.jfree.chart.renderer.category.CategoryItemRenderer; //導入方法依賴的package包/類
/**
* Draws a representation of a dataset within the dataArea region using the appropriate
* renderer.
*
* @param g2 the graphics device.
* @param dataArea the region in which the data is to be drawn.
* @param index the dataset and renderer index.
* @param info an optional object for collection dimension information.
*
* @return A boolean that indicates whether or not real data was found.
*/
public boolean render(Graphics2D g2, Rectangle2D dataArea, int index, PlotRenderingInfo info) {
boolean foundData = false;
CategoryDataset currentDataset = getDataset(index);
CategoryItemRenderer renderer = getRenderer(index);
CategoryAxis domainAxis = getDomainAxisForDataset(index);
ValueAxis rangeAxis = getRangeAxisForDataset(index);
if (!DatasetUtilities.isEmptyOrNull(currentDataset) && renderer != null) {
foundData = true;
CategoryItemRendererState state = renderer.initialise(g2, dataArea, this, index, info);
int columnCount = currentDataset.getColumnCount();
int rowCount = currentDataset.getRowCount();
if (this.columnRenderingOrder == SortOrder.ASCENDING) {
for (int column = 0; column < columnCount; column++) {
if (this.rowRenderingOrder == SortOrder.ASCENDING) {
for (int row = 0; row < rowCount; row++) {
renderer.drawItem(
g2, state, dataArea, this, domainAxis, rangeAxis,
currentDataset, row, column
);
}
}
else {
for (int row = rowCount - 1; row >= 0; row--) {
renderer.drawItem(
g2, state, dataArea, this, domainAxis, rangeAxis,
currentDataset, row, column
);
}
}
}
}
else {
for (int column = columnCount - 1; column >= 0; column--) {
if (this.rowRenderingOrder == SortOrder.ASCENDING) {
for (int row = 0; row < rowCount; row++) {
renderer.drawItem(
g2, state, dataArea, this, domainAxis, rangeAxis,
currentDataset, row, column
);
}
}
else {
for (int row = rowCount - 1; row >= 0; row--) {
renderer.drawItem(
g2, state, dataArea, this, domainAxis, rangeAxis,
currentDataset, row, column
);
}
}
}
}
}
return foundData;
}
示例2: render
import org.jfree.chart.renderer.category.CategoryItemRenderer; //導入方法依賴的package包/類
/**
* Draws a representation of a dataset within the dataArea region using the
* appropriate renderer.
*
* @param g2 the graphics device.
* @param dataArea the region in which the data is to be drawn.
* @param index the dataset and renderer index.
* @param info an optional object for collection dimension information.
*
* @return A boolean that indicates whether or not real data was found.
*/
public boolean render(Graphics2D g2, Rectangle2D dataArea, int index,
PlotRenderingInfo info) {
boolean foundData = false;
CategoryDataset currentDataset = getDataset(index);
CategoryItemRenderer renderer = getRenderer(index);
CategoryAxis domainAxis = getDomainAxisForDataset(index);
ValueAxis rangeAxis = getRangeAxisForDataset(index);
boolean hasData = !DatasetUtilities.isEmptyOrNull(currentDataset);
if (hasData && renderer != null) {
foundData = true;
CategoryItemRendererState state = renderer.initialise(g2, dataArea,
this, index, info);
int columnCount = currentDataset.getColumnCount();
int rowCount = currentDataset.getRowCount();
int passCount = renderer.getPassCount();
for (int pass = 0; pass < passCount; pass++) {
if (this.columnRenderingOrder == SortOrder.ASCENDING) {
for (int column = 0; column < columnCount; column++) {
if (this.rowRenderingOrder == SortOrder.ASCENDING) {
for (int row = 0; row < rowCount; row++) {
renderer.drawItem(g2, state, dataArea, this,
domainAxis, rangeAxis, currentDataset,
row, column, pass);
}
}
else {
for (int row = rowCount - 1; row >= 0; row--) {
renderer.drawItem(g2, state, dataArea, this,
domainAxis, rangeAxis, currentDataset,
row, column, pass);
}
}
}
}
else {
for (int column = columnCount - 1; column >= 0; column--) {
if (this.rowRenderingOrder == SortOrder.ASCENDING) {
for (int row = 0; row < rowCount; row++) {
renderer.drawItem(g2, state, dataArea, this,
domainAxis, rangeAxis, currentDataset,
row, column, pass);
}
}
else {
for (int row = rowCount - 1; row >= 0; row--) {
renderer.drawItem(g2, state, dataArea, this,
domainAxis, rangeAxis, currentDataset,
row, column, pass);
}
}
}
}
}
}
return foundData;
}
示例3: render
import org.jfree.chart.renderer.category.CategoryItemRenderer; //導入方法依賴的package包/類
/**
* Draws a representation of a dataset within the dataArea region using the
* appropriate renderer.
*
* @param g2 the graphics device.
* @param dataArea the region in which the data is to be drawn.
* @param index the dataset and renderer index.
* @param info an optional object for collection dimension information.
* @param crosshairState a state object for tracking crosshair info
* (<code>null</code> permitted).
*
* @return A boolean that indicates whether or not real data was found.
*
* @since 1.0.11
*/
public boolean render(Graphics2D g2, Rectangle2D dataArea, int index,
PlotRenderingInfo info, CategoryCrosshairState crosshairState) {
boolean foundData = false;
CategoryDataset currentDataset = getDataset(index);
CategoryItemRenderer renderer = getRenderer(index);
CategoryAxis domainAxis = getDomainAxisForDataset(index);
ValueAxis rangeAxis = getRangeAxisForDataset(index);
boolean hasData = !DatasetUtilities.isEmptyOrNull(currentDataset);
if (hasData && renderer != null) {
foundData = true;
CategoryItemRendererState state = renderer.initialise(g2, dataArea,
this, index, info);
state.setCrosshairState(crosshairState);
int columnCount = currentDataset.getColumnCount();
int rowCount = currentDataset.getRowCount();
int passCount = renderer.getPassCount();
for (int pass = 0; pass < passCount; pass++) {
if (this.columnRenderingOrder == SortOrder.ASCENDING) {
for (int column = 0; column < columnCount; column++) {
if (this.rowRenderingOrder == SortOrder.ASCENDING) {
for (int row = 0; row < rowCount; row++) {
renderer.drawItem(g2, state, dataArea, this,
domainAxis, rangeAxis, currentDataset,
row, column, pass);
}
}
else {
for (int row = rowCount - 1; row >= 0; row--) {
renderer.drawItem(g2, state, dataArea, this,
domainAxis, rangeAxis, currentDataset,
row, column, pass);
}
}
}
}
else {
for (int column = columnCount - 1; column >= 0; column--) {
if (this.rowRenderingOrder == SortOrder.ASCENDING) {
for (int row = 0; row < rowCount; row++) {
renderer.drawItem(g2, state, dataArea, this,
domainAxis, rangeAxis, currentDataset,
row, column, pass);
}
}
else {
for (int row = rowCount - 1; row >= 0; row--) {
renderer.drawItem(g2, state, dataArea, this,
domainAxis, rangeAxis, currentDataset,
row, column, pass);
}
}
}
}
}
}
return foundData;
}
示例4: render
import org.jfree.chart.renderer.category.CategoryItemRenderer; //導入方法依賴的package包/類
/**
* Draws a representation of a dataset within the dataArea region using the
* appropriate renderer.
*
* @param g2 the graphics device.
* @param dataArea the region in which the data is to be drawn.
* @param index the dataset and renderer index.
* @param info an optional object for collection dimension information.
* @param crosshairState a state object for tracking crosshair info
* ({@code null} permitted).
*
* @return A boolean that indicates whether or not real data was found.
*
* @since 1.0.11
*/
public boolean render(Graphics2D g2, Rectangle2D dataArea, int index,
PlotRenderingInfo info, CategoryCrosshairState crosshairState) {
boolean foundData = false;
CategoryDataset currentDataset = getDataset(index);
CategoryItemRenderer renderer = getRenderer(index);
CategoryAxis domainAxis = getDomainAxisForDataset(index);
ValueAxis rangeAxis = getRangeAxisForDataset(index);
boolean hasData = !DatasetUtils.isEmptyOrNull(currentDataset);
if (hasData && renderer != null) {
foundData = true;
CategoryItemRendererState state = renderer.initialise(g2, dataArea,
this, index, info);
state.setCrosshairState(crosshairState);
int columnCount = currentDataset.getColumnCount();
int rowCount = currentDataset.getRowCount();
int passCount = renderer.getPassCount();
for (int pass = 0; pass < passCount; pass++) {
if (this.columnRenderingOrder == SortOrder.ASCENDING) {
for (int column = 0; column < columnCount; column++) {
if (this.rowRenderingOrder == SortOrder.ASCENDING) {
for (int row = 0; row < rowCount; row++) {
renderer.drawItem(g2, state, dataArea, this,
domainAxis, rangeAxis, currentDataset,
row, column, pass);
}
}
else {
for (int row = rowCount - 1; row >= 0; row--) {
renderer.drawItem(g2, state, dataArea, this,
domainAxis, rangeAxis, currentDataset,
row, column, pass);
}
}
}
}
else {
for (int column = columnCount - 1; column >= 0; column--) {
if (this.rowRenderingOrder == SortOrder.ASCENDING) {
for (int row = 0; row < rowCount; row++) {
renderer.drawItem(g2, state, dataArea, this,
domainAxis, rangeAxis, currentDataset,
row, column, pass);
}
}
else {
for (int row = rowCount - 1; row >= 0; row--) {
renderer.drawItem(g2, state, dataArea, this,
domainAxis, rangeAxis, currentDataset,
row, column, pass);
}
}
}
}
}
}
return foundData;
}