Module javafx.controls

软件包 javafx.scene.chart

Class PieChart

java.lang.Object

javafx.scene.Node

javafx.scene.Parent

javafx.scene.layout.Region

javafx.scene.chart.Chart

javafx.scene.chart.PieChart

All Implemented Interfaces:

Styleable ， EventTarget

public class PieChart
extends Chart

显示PieChart。 图表内容由基于PieChart上设置的数据的饼图填充。

顺时针属性默认设置为true，这意味着切片以顺时针顺序放置。 labelsVisible属性用于显示饼图切片标签。

从以下版本开始：

JavaFX 2.0

Property Summary

Properties

Type	Property	描述
BooleanProperty	clockwise	如果真的，我们从startAngle开始顺时针放置切片
ObjectProperty<ObservableList<PieChart.Data>>	data	PieCharts数据
DoubleProperty	labelLineLength	从饼图的外部到切片标签的线的长度。
BooleanProperty	labelsVisible	当绘制真实的饼图切片标签时
DoubleProperty	startAngle	开始第一个饼切片的角度

Properties inherited from class javafx.scene.chart.Chart

animated, legend, legendSide, legendVisible, title, titleSide

Properties inherited from class javafx.scene.Node

accessibleHelp, accessibleRoleDescription, accessibleRole, accessibleText, blendMode, boundsInLocal, boundsInParent, cacheHint, cache, clip, cursor, depthTest, disabled, disable, effectiveNodeOrientation, effect, eventDispatcher, focused, focusTraversable, hover, id, inputMethodRequests, layoutBounds, layoutX, layoutY, localToParentTransform, localToSceneTransform, managed, mouseTransparent, nodeOrientation, onContextMenuRequested, onDragDetected, onDragDone, onDragDropped, onDragEntered, onDragExited, onDragOver, onInputMethodTextChanged, onKeyPressed, onKeyReleased, onKeyTyped, onMouseClicked, onMouseDragEntered, onMouseDragExited, onMouseDragged, onMouseDragOver, onMouseDragReleased, onMouseEntered, onMouseExited, onMouseMoved, onMousePressed, onMouseReleased, onRotate, onRotationFinished, onRotationStarted, onScrollFinished, onScroll, onScrollStarted, onSwipeDown, onSwipeLeft, onSwipeRight, onSwipeUp, onTouchMoved, onTouchPressed, onTouchReleased, onTouchStationary, onZoomFinished, onZoom, onZoomStarted, opacity, parent, pickOnBounds, pressed, rotate, rotationAxis, scaleX, scaleY, scaleZ, scene, style, translateX, translateY, translateZ, viewOrder, visible

Properties inherited from class javafx.scene.Parent

needsLayout

Properties inherited from class javafx.scene.layout.Region

background, border, cacheShape, centerShape, height, insets, maxHeight, maxWidth, minHeight, minWidth, opaqueInsets, padding, prefHeight, prefWidth, scaleShape, shape, snapToPixel, width

Nested Class Summary

Nested Classes

Modifier and Type	Class	描述
static class	PieChart.Data	PieChart数据项，表示PieChart中的一个切片

Field Summary

Fields inherited from class javafx.scene.Node

BASELINE_OFFSET_SAME_AS_HEIGHT

Fields inherited from class javafx.scene.layout.Region

USE_COMPUTED_SIZE, USE_PREF_SIZE

构造方法摘要

构造方法

Constructor	描述
PieChart()	构造一个新的空的PieChart。
PieChart(ObservableList<PieChart.Data> data)	用给定的数据构建一个新的PieChart

方法摘要

Modifier and Type	方法	描述
BooleanProperty	clockwiseProperty()	如果真的，我们从startAngle开始顺时针放置切片
ObjectProperty<ObservableList<PieChart.Data>>	dataProperty()	PieCharts数据
static List<CssMetaData<? extends Styleable,?>>	getClassCssMetaData()
List<CssMetaData<? extends Styleable,?>>	getCssMetaData()	该方法应该委托给 Node.getClassCssMetaData()，以便可以访问Node的CssMetaData而不需要反射。
ObservableList<PieChart.Data>	getData()	获取属性数据的值。
double	getLabelLineLength()	获取属性labelLineLength的值。
boolean	getLabelsVisible()	指示是否绘制饼切片标签
double	getStartAngle()	获取属性startAngle的值。
boolean	isClockwise()	顺时针方向获取属性值。
DoubleProperty	labelLineLengthProperty()	从饼图的外部到切片标签的线的长度。
BooleanProperty	labelsVisibleProperty()	当绘制真实的饼图切片标签时
protected void	layoutChartChildren(double top, double left, double contentWidth, double contentHeight)	调用更新和布局从getChartChildren（）
void	setClockwise(boolean value)	顺时针设置属性的值。
void	setData(ObservableList<PieChart.Data> value)	设置属性数据的值。
void	setLabelLineLength(double value)	设置属性labelLineLength的值。
void	setLabelsVisible(boolean value)	设置属性labelsVisible的值。
void	setStartAngle(double value)	设置属性startAngle的值。
DoubleProperty	startAngleProperty()	开始第一个饼切片的角度

Methods inherited from class javafx.scene.chart.Chart

animate, animatedProperty, computeMinHeight, computeMinWidth, computePrefHeight, computePrefWidth, getAnimated, getChartChildren, getLegend, getLegendSide, getTitle, getTitleSide, isLegendVisible, layoutChildren, legendProperty, legendSideProperty, legendVisibleProperty, requestChartLayout, setAnimated, setLegend, setLegendSide, setLegendVisible, setTitle, setTitleSide, shouldAnimate, titleProperty, titleSideProperty

Methods inherited from class javafx.scene.Node

accessibleHelpProperty, accessibleRoleDescriptionProperty, accessibleRoleProperty, accessibleTextProperty, addEventFilter, addEventHandler, applyCss, autosize, blendModeProperty, boundsInLocalProperty, boundsInParentProperty, buildEventDispatchChain, cacheHintProperty, cacheProperty, clipProperty, computeAreaInScreen, contains, contains, cursorProperty, depthTestProperty, disabledProperty, disableProperty, effectiveNodeOrientationProperty, effectProperty, eventDispatcherProperty, executeAccessibleAction, fireEvent, focusedProperty, focusTraversableProperty, getAccessibleHelp, getAccessibleRole, getAccessibleRoleDescription, getAccessibleText, getBlendMode, getBoundsInLocal, getBoundsInParent, getCacheHint, getClip, getContentBias, getCursor, getDepthTest, getEffect, getEffectiveNodeOrientation, getEventDispatcher, getId, getInitialCursor, getInitialFocusTraversable, getInputMethodRequests, getLayoutBounds, getLayoutX, getLayoutY, getLocalToParentTransform, getLocalToSceneTransform, getNodeOrientation, getOnContextMenuRequested, getOnDragDetected, getOnDragDone, getOnDragDropped, getOnDragEntered, getOnDragExited, getOnDragOver, getOnInputMethodTextChanged, getOnKeyPressed, getOnKeyReleased, getOnKeyTyped, getOnMouseClicked, getOnMouseDragEntered, getOnMouseDragExited, getOnMouseDragged, getOnMouseDragOver, getOnMouseDragReleased, getOnMouseEntered, getOnMouseExited, getOnMouseMoved, getOnMousePressed, getOnMouseReleased, getOnRotate, getOnRotationFinished, getOnRotationStarted, getOnScroll, getOnScrollFinished, getOnScrollStarted, getOnSwipeDown, getOnSwipeLeft, getOnSwipeRight, getOnSwipeUp, getOnTouchMoved, getOnTouchPressed, getOnTouchReleased, getOnTouchStationary, getOnZoom, getOnZoomFinished, getOnZoomStarted, getOpacity, getParent, getProperties, getPseudoClassStates, getRotate, getRotationAxis, getScaleX, getScaleY, getScaleZ, getScene, getStyle, getStyleableParent, getStyleClass, getTransforms, getTranslateX, getTranslateY, getTranslateZ, getTypeSelector, getUserData, getViewOrder, hasProperties, hoverProperty, idProperty, inputMethodRequestsProperty, intersects, intersects, isCache, isDisable, isDisabled, isFocused, isFocusTraversable, isHover, isManaged, isMouseTransparent, isPickOnBounds, isPressed, isVisible, layoutBoundsProperty, layoutXProperty, layoutYProperty, localToParent, localToParent, localToParent, localToParent, localToParent, localToParentTransformProperty, localToScene, localToScene, localToScene, localToScene, localToScene, localToScene, localToScene, localToScene, localToScene, localToScene, localToSceneTransformProperty, localToScreen, localToScreen, localToScreen, localToScreen, localToScreen, lookupAll, managedProperty, mouseTransparentProperty, nodeOrientationProperty, notifyAccessibleAttributeChanged, onContextMenuRequestedProperty, onDragDetectedProperty, onDragDoneProperty, onDragDroppedProperty, onDragEnteredProperty, onDragExitedProperty, onDragOverProperty, onInputMethodTextChangedProperty, onKeyPressedProperty, onKeyReleasedProperty, onKeyTypedProperty, onMouseClickedProperty, onMouseDragEnteredProperty, onMouseDragExitedProperty, onMouseDraggedProperty, onMouseDragOverProperty, onMouseDragReleasedProperty, onMouseEnteredProperty, onMouseExitedProperty, onMouseMovedProperty, onMousePressedProperty, onMouseReleasedProperty, onRotateProperty, onRotationFinishedProperty, onRotationStartedProperty, onScrollFinishedProperty, onScrollProperty, onScrollStartedProperty, onSwipeDownProperty, onSwipeLeftProperty, onSwipeRightProperty, onSwipeUpProperty, onTouchMovedProperty, onTouchPressedProperty, onTouchReleasedProperty, onTouchStationaryProperty, onZoomFinishedProperty, onZoomProperty, onZoomStartedProperty, opacityProperty, parentProperty, parentToLocal, parentToLocal, parentToLocal, parentToLocal, parentToLocal, pickOnBoundsProperty, pressedProperty, pseudoClassStateChanged, relocate, removeEventFilter, removeEventHandler, requestFocus, resizeRelocate, rotateProperty, rotationAxisProperty, scaleXProperty, scaleYProperty, scaleZProperty, sceneProperty, sceneToLocal, sceneToLocal, sceneToLocal, sceneToLocal, sceneToLocal, sceneToLocal, sceneToLocal, sceneToLocal, screenToLocal, screenToLocal, screenToLocal, setAccessibleHelp, setAccessibleRole, setAccessibleRoleDescription, setAccessibleText, setBlendMode, setCache, setCacheHint, setClip, setCursor, setDepthTest, setDisable, setDisabled, setEffect, setEventDispatcher, setEventHandler, setFocused, setFocusTraversable, setHover, setId, setInputMethodRequests, setLayoutX, setLayoutY, setManaged, setMouseTransparent, setNodeOrientation, setOnContextMenuRequested, setOnDragDetected, setOnDragDone, setOnDragDropped, setOnDragEntered, setOnDragExited, setOnDragOver, setOnInputMethodTextChanged, setOnKeyPressed, setOnKeyReleased, setOnKeyTyped, setOnMouseClicked, setOnMouseDragEntered, setOnMouseDragExited, setOnMouseDragged, setOnMouseDragOver, setOnMouseDragReleased, setOnMouseEntered, setOnMouseExited, setOnMouseMoved, setOnMousePressed, setOnMouseReleased, setOnRotate, setOnRotationFinished, setOnRotationStarted, setOnScroll, setOnScrollFinished, setOnScrollStarted, setOnSwipeDown, setOnSwipeLeft, setOnSwipeRight, setOnSwipeUp, setOnTouchMoved, setOnTouchPressed, setOnTouchReleased, setOnTouchStationary, setOnZoom, setOnZoomFinished, setOnZoomStarted, setOpacity, setPickOnBounds, setPressed, setRotate, setRotationAxis, setScaleX, setScaleY, setScaleZ, setStyle, setTranslateX, setTranslateY, setTranslateZ, setUserData, setViewOrder, setVisible, snapshot, snapshot, startDragAndDrop, startFullDrag, styleProperty, toBack, toFront, toString, translateXProperty, translateYProperty, translateZProperty, usesMirroring, viewOrderProperty, visibleProperty

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from class javafx.scene.Parent

getBaselineOffset, getChildren, getChildrenUnmodifiable, getManagedChildren, getStylesheets, isNeedsLayout, layout, lookup, needsLayoutProperty, queryAccessibleAttribute, requestLayout, requestParentLayout, setNeedsLayout, updateBounds

Methods inherited from class javafx.scene.layout.Region

backgroundProperty, borderProperty, cacheShapeProperty, centerShapeProperty, computeMaxHeight, computeMaxWidth, getBackground, getBorder, getHeight, getInsets, getMaxHeight, getMaxWidth, getMinHeight, getMinWidth, getOpaqueInsets, getPadding, getPrefHeight, getPrefWidth, getShape, getUserAgentStylesheet, getWidth, heightProperty, insetsProperty, isCacheShape, isCenterShape, isResizable, isScaleShape, isSnapToPixel, layoutInArea, layoutInArea, layoutInArea, layoutInArea, maxHeight, maxHeightProperty, maxWidth, maxWidthProperty, minHeight, minHeightProperty, minWidth, minWidthProperty, opaqueInsetsProperty, paddingProperty, positionInArea, positionInArea, prefHeight, prefHeightProperty, prefWidth, prefWidthProperty, resize, scaleShapeProperty, setBackground, setBorder, setCacheShape, setCenterShape, setHeight, setMaxHeight, setMaxSize, setMaxWidth, setMinHeight, setMinSize, setMinWidth, setOpaqueInsets, setPadding, setPrefHeight, setPrefSize, setPrefWidth, setScaleShape, setShape, setSnapToPixel, setWidth, shapeProperty, snappedBottomInset, snappedLeftInset, snappedRightInset, snappedTopInset, snapPosition, snapPositionX, snapPositionY, snapSize, snapSizeX, snapSizeY, snapSpace, snapSpaceX, snapSpaceY, snapToPixelProperty, widthProperty

Methods inherited from interface javafx.css.Styleable

getStyleableNode

Property Detail

data

public final ObjectProperty<ObservableList<PieChart.Data>> dataProperty

PieCharts数据

另请参见：

getData() ， setData(ObservableList)

startAngle

public final DoubleProperty startAngleProperty

开始第一个饼切片的角度

另请参见：

getStartAngle() ， setStartAngle(double)

clockwise

public final BooleanProperty clockwiseProperty

如果真的，我们从startAngle开始顺时针放置切片

另请参见：

isClockwise() ， setClockwise(boolean)

labelLineLength

public final DoubleProperty labelLineLengthProperty

从饼图的外部到切片标签的线的长度。

另请参见：

getLabelLineLength() ， setLabelLineLength(double)

labelsVisible

public final BooleanProperty labelsVisibleProperty

当绘制真实的饼图切片标签时

另请参见：

getLabelsVisible() ， setLabelsVisible(boolean)

构造方法详细信息

PieChart

public PieChart()

构造一个新的空的PieChart。

PieChart

public PieChart(ObservableList<PieChart.Data> data)

用给定的数据构建一个新的PieChart

参数

data - 要使用的数据，这是使用的实际列表，所以对其进行的任何更改将反映在图表中

方法详细信息

getData

public final ObservableList<PieChart.Data> getData()

获取属性数据的值。

Property description:

PieCharts数据

setData

public final void setData(ObservableList<PieChart.Data> value)

设置属性数据的值。

Property description:

PieCharts数据

dataProperty

public final ObjectProperty<ObservableList<PieChart.Data>> dataProperty()

PieCharts数据

另请参见：

getData() ， setData(ObservableList)

getStartAngle

public final double getStartAngle()

获取属性startAngle的值。

Property description:

开始第一个饼切片的角度

setStartAngle

public final void setStartAngle(double value)

设置属性startAngle的值。

Property description:

开始第一个饼切片的角度

startAngleProperty

public final DoubleProperty startAngleProperty()

开始第一个饼切片的角度

另请参见：

getStartAngle() ， setStartAngle(double)

setClockwise

public final void setClockwise(boolean value)

顺时针设置属性的值。

Property description:

如果真的，我们从startAngle开始顺时针放置切片

isClockwise

public final boolean isClockwise()

顺时针方向获取属性值。

Property description:

如果真的，我们从startAngle开始顺时针放置切片

clockwiseProperty

public final BooleanProperty clockwiseProperty()

如果真的，我们从startAngle开始顺时针放置切片

另请参见：

isClockwise() ， setClockwise(boolean)

getLabelLineLength

public final double getLabelLineLength()

获取属性labelLineLength的值。

Property description:

从饼图的外部到切片标签的线的长度。

setLabelLineLength

public final void setLabelLineLength(double value)

设置属性labelLineLength的值。

Property description:

从饼图的外部到切片标签的线的长度。

labelLineLengthProperty

public final DoubleProperty labelLineLengthProperty()

从饼图的外部到切片标签的线的长度。

另请参见：

getLabelLineLength() ， setLabelLineLength(double)

setLabelsVisible

public final void setLabelsVisible(boolean value)

设置属性labelsVisible的值。

Property description:

当绘制真实的饼图切片标签时

getLabelsVisible

public final boolean getLabelsVisible()

指示是否绘制饼切片标签

结果

如果饼图切片标签可见，则为true，否则为false。

labelsVisibleProperty

public final BooleanProperty labelsVisibleProperty()

当绘制真实的饼图切片标签时

另请参见：

getLabelsVisible() ， setLabelsVisible(boolean)

layoutChartChildren

protected void layoutChartChildren(double top,
                                   double left,
                                   double contentWidth,
                                   double contentHeight)

调用更新和布局从getChartChildren（）

Specified by:

layoutChartChildren在 Chart

参数

top - 从原始位置的顶部偏移量计入图表内容上的任何填充

left - 从原始位置左偏移到图表内容上的任何填充

contentWidth - 布局图表的区域的宽度

contentHeight - 将图表布置的区域的高度

getClassCssMetaData

public static List<CssMetaData<? extends Styleable,?>> getClassCssMetaData()

结果

与此类相关联的CssMetaData可能包括其类的CssMetaData。

从以下版本开始：

JavaFX 8.0

getCssMetaData

public List<CssMetaData<? extends Styleable,?>> getCssMetaData()

该方法应该委托给 Node.getClassCssMetaData()，以便可以访问Node的CssMetaData而不需要反射。

Specified by:

getCssMetaData在接口 Styleable

重写：

getCssMetaData在 Chart

结果

与该节点相关联的CssMetaData，其可以包括其超类的CssMetaData。

从以下版本开始：

JavaFX 8.0