com.ijchart.xychart.render.xy
Class XYBlockRender

java.lang.Object
  extended by com.ijchart.xychart.render.AbstractRender
      extended by com.ijchart.xychart.render.AbstractWithAxisRender
          extended by com.ijchart.xychart.render.xy.AbstractXYRender
              extended by com.ijchart.xychart.render.xy.XYBlockRender
All Implemented Interfaces:
IDatasetChangeListener, IRender, IRenderWithAxis, java.io.Serializable, java.lang.Cloneable, java.util.EventListener

public class XYBlockRender
extends AbstractXYRender
implements java.lang.Cloneable, java.io.Serializable

Title: IJChart

Description: a chart library for the Java(tm) platform.

A render that represents data from a XYZNumberChartData by drawing a color block at each (x, y) point, where the color is a function of the z-value from the dataset.

Copyright: Copyright (c) 2013

Company:

Version:
1.0
Author:
zhang feng min,shanghai china. Contract me by email.
See Also:
Serialized Form

Field Summary
static double DEFAULT_BLOCK_HEIGHT
           The default block height.
static double DEFAULT_BLOCK_WIDTH
           The default block width.
static java.lang.String DEFAULT_LEGEND_LABEL
           The legend label.
static IPaintScale DEFAULT_PAINT_SCALE
           The default paint scale.
 
Fields inherited from class com.ijchart.xychart.render.AbstractRender
borderPaints, borderStrokes, DEFAULT_AUTO_SELECT_BORDER_PAINT, DEFAULT_AUTO_SELECT_BORDER_STROKE, DEFAULT_AUTO_SELECT_FILL_PAINT, DEFAULT_BACKGROUND_IMAGE_ALIGNMENT, DEFAULT_BACKGROUND_PAINT, DEFAULT_BASE_BORDER_PAINT, DEFAULT_BASE_BORDER_STROKE, DEFAULT_BASE_ITEM_FILL, DEFAULT_BASE_ITEM_FILL_PAINT, DEFAULT_BASE_ITEM_FILL_PAINT_TRANSFORMER, DEFAULT_BASE_ITEM_LABEL_FONT, DEFAULT_BASE_ITEM_LABEL_HORIZONTAL_ALIGNMENT, DEFAULT_BASE_ITEM_LABEL_PAINT, DEFAULT_BASE_ITEM_LABEL_VERTICAL_ALIGNMENT, DEFAULT_BASE_ITEM_LABEL_VISIBLE, DEFAULT_BORDER_PAINT, DEFAULT_BORDER_STROKE, DEFAULT_DRAW_BORDER, DEFAULT_DRAWINT_SUPPLIER, DEFAULT_GENERATOR_TOOLTIP, DEFAULT_GENERATOR_URL, DEFAULT_LABEL_GENERATOR, DEFAULT_RENDER_AREA_BORDER_VISIBLE, DEFAULT_TOOLTIP_GENERATOR, fillPaints
 
Constructor Summary
XYBlockRender(IMatrixDataset dataset)
           The constructor.
XYBlockRender(IMatrixDataset dataset, double width, double height, IPaintScale paintScale, java.lang.String legendLabel)
           The constructor.
XYBlockRender(IMatrixDataset dataset, IPaintScale paintScale, java.lang.String legendLabel)
           The constructor.
XYBlockRender(IMatrixDataset dataset, java.lang.String legendLabel)
           The constructor.
 
Method Summary
 java.lang.Object clone()
           Creates and returns a copy of this object.
 void drawAllItems(AbstractValueAxis xAxis, RectangleEdge xAxisEdge, AbstractValueAxis yAxis, RectangleEdge yAxisEdge, java.awt.geom.Rectangle2D dataArea, ChartOrientation orientation, RenderShapeCollection renderShapes, float alpha)
           Draws all data items.
 boolean equals(java.lang.Object obj)
           Indicates if some other object is "equal to" this one.
 double getBlockHeight()
           Returns the block height.
 double getBlockWidth()
           Returns the block width.
protected  int getLegendItemCount()
           Returns the count of legends.
protected  java.lang.String[] getLegendItemLabels()
           Returns the label array for legend item shapes.
protected  IChartShape[] getLegendItemShapes(int legendCount)
           Returns the shape array of legend items.
 java.lang.String getLegendLabel()
           Returns the legend label.
 IPaintScale getPaintScale()
           Returns the paint scale.
 int hashCode()
           Returns a hash code value for the object.
 void setBlockHeight(double height)
           Sets the block width and sends a RenderChangeEvent to all registered listeners.
 void setBlockWidth(double width)
           Sets the block width and sends a RenderChangeEvent to all registered listeners.
 void setLegendLabel(java.lang.String label)
           The legend label.
 void setPaintScale(IPaintScale paintScale)
           Sets the paint scale and sends a RenderChangeEvent to all registered listeners.
 java.lang.String toString()
           Returns a string representation of the object.
 
Methods inherited from class com.ijchart.xychart.render.xy.AbstractXYRender
addAnnotation, drawAllAnnotation, getAllAnnotations, removeAllAnnotation
 
Methods inherited from class com.ijchart.xychart.render.AbstractWithAxisRender
createItemShape, createValueMarkerShape, drawIntervalValueMarker, drawValueMarker, getValueAxisOffsetType
 
Methods inherited from class com.ijchart.xychart.render.AbstractRender
add3DShapes, addChangeListener, calculateLegendItemShapes, createItemShapeOnly, datasetChanged, drawBackground, drawBackgroundImage, drawDrawAreaBorder, fireRenderChanged, getBackgroundImage, getBackgroundImageAlignment, getBackgroundImageAlpha, getBackgroundPaint, getBaseItemBorderPaint, getBaseItemBorderStroke, getBaseItemFillPaint, getBaseItemFillPaintTransformer, getBaseItemLabelDirection, getBaseItemLabelFont, getBaseItemLabelHorizontalAlignment, getBaseItemLabelPaint, getBaseItemLabelPosition, getBaseItemLabelVerticalAlignment, getBaseItemLabelVisible, getBorderPaints, getBorderStrokes, getChartArea, getColumnItemBorderPaint, getColumnItemBorderStroke, getColumnItemFillPaint, getColumnItemFillPaintTransformer, getColumnItemLabelDirection, getColumnItemLabelFont, getColumnItemLabelHorizontalAlignment, getColumnItemLabelPaint, getColumnItemLabelPosition, getColumnItemLabelVerticalAlignment, getDataset, getDrawingSupplier, getFillPaints, getItemBorderPaint, getItemBorderStroke, getItemFillPaint, getItemFillPaintHelper, getItemFillPaintTransformer, getItemLabelDirection, getItemLabelFont, getItemLabelHorizontalAlignment, getItemLabelPaint, getItemLabelPosition, getItemLabelVerticalAlignment, getLabelGenerator, getLegendItemLabelsByColumn, getLegendItemLabelsByRow, getLegendPositon, getLegendType, getNegativeItemLabelHorizontalAlignment, getNegativeItemLabelVerticalAlignment, getPositiveItemLabelHorizontalAlignment, getPositiveItemLabelVerticalAlignment, getRenderAreaBorderPaint, getRenderAreaBorderStroke, getRowItemBorderPaint, getRowItemBorderStroke, getRowItemFillPaint, getRowItemFillPaintTransformer, getRowItemLabelDirection, getRowItemLabelFont, getRowItemLabelHorizontalAlignment, getRowItemLabelPaint, getRowItemLabelPosition, getRowItemLabelVerticalAlignment, getToolTipGenerator, hasListener, isAutoSelectBorderPaint, isAutoSelectBorderStroke, isAutoSelectFillPaint, isBaseItemDrawBorder, isBaseItemFill, isColumnItemDrawBorder, isColumnItemFill, isColumnItemLabelVisible, isColumnItemVisible, isGeneratorTooltip, isGeneratorUrl, isItemDrawBorder, isItemFill, isItemLabelVisible, isItemVisible, isRenderAreaBorderVisible, isRowItemDrawBorder, isRowItemFill, isRowItemLabelVisible, isRowItemVisible, notifyListeners, removeAllChangeListener, removeChangeListener, setAutoSelectBorderPaint, setAutoSelectBorderStroke, setAutoSelectFillPaint, setBackgroundImage, setBackgroundImageAlignment, setBackgroundImageAlpha, setBackgroundPaint, setBaseItemBorderPaint, setBaseItemBorderStroke, setBaseItemDrawBorder, setBaseItemFill, setBaseItemFillPaint, setBaseItemFillPaintTransformer, setBaseItemLabelDirection, setBaseItemLabelFont, setBaseItemLabelHorizontalAlignment, setBaseItemLabelPaint, setBaseItemLabelPosition, setBaseItemLabelVerticalAlignment, setBaseItemLabelVisible, setChartArea, setColumnItemBorderPaint, setColumnItemBorderStroke, setColumnItemDrawBorder, setColumnItemFill, setColumnItemFillPaint, setColumnItemFillPaintTransformer, setColumnItemLabelDirection, setColumnItemLabelFont, setColumnItemLabelHorizontalAlignment, setColumnItemLabelPaint, setColumnItemLabelPosition, setColumnItemLabelVerticalAlignment, setColumnItemLabelVisible, setColumnItemVisible, setCustomLegendType, setDataset, setDrawingSupplier, setDrawingSupplier, setGeneratorTooltip, setGeneratorUrl, setItemBorderPaint, setItemBorderStroke, setItemDrawBorder, setItemFill, setItemFillPaint, setItemFillPaintTransformer, setItemLabelDirection, setItemLabelFont, setItemLabelHorizontalAlignment, setItemLabelPaint, setItemLabelPosition, setItemLabelVerticalAlignment, setItemLabelVisible, setItemVisible, setLabelGenerator, setLegendPositon, setNegativeItemLabelHorizontalAlignment, setNegativeItemLabelVerticalAlignment, setPositiveItemLabelHorizontalAlignment, setPositiveItemLabelVerticalAlignment, setRenderAreaBorderPaint, setRenderAreaBorderStroke, setRenderAreaBorderVisible, setRowItemBorderPaint, setRowItemBorderStroke, setRowItemDrawBorder, setRowItemFill, setRowItemFillPaint, setRowItemFillPaintTransformer, setRowItemLabelDirection, setRowItemLabelFont, setRowItemLabelHorizontalAlignment, setRowItemLabelPaint, setRowItemLabelPosition, setRowItemLabelVerticalAlignment, setRowItemLabelVisible, setRowItemVisible, setToolTipGenerator
 
Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface com.ijchart.xychart.render.IRender
addChangeListener, drawBackground, drawBackgroundImage, drawDrawAreaBorder, getBaseItemBorderPaint, getBaseItemBorderStroke, getBaseItemFillPaint, getBaseItemFillPaintTransformer, getBaseItemLabelFont, getBaseItemLabelHorizontalAlignment, getBaseItemLabelPaint, getBaseItemLabelPosition, getBaseItemLabelVerticalAlignment, getBaseItemLabelVisible, getColumnItemBorderPaint, getColumnItemBorderStroke, getColumnItemFillPaint, getColumnItemFillPaintTransformer, getColumnItemLabelFont, getColumnItemLabelHorizontalAlignment, getColumnItemLabelPaint, getColumnItemLabelPosition, getColumnItemLabelVerticalAlignment, getItemBorderPaint, getItemBorderStroke, getItemFillPaint, getItemFillPaintTransformer, getItemLabelFont, getItemLabelHorizontalAlignment, getItemLabelPaint, getItemLabelPosition, getItemLabelVerticalAlignment, getLabelGenerator, getLegendType, getNegativeItemLabelHorizontalAlignment, getNegativeItemLabelVerticalAlignment, getPositiveItemLabelHorizontalAlignment, getPositiveItemLabelVerticalAlignment, getRowItemBorderPaint, getRowItemBorderStroke, getRowItemFillPaint, getRowItemFillPaintTransformer, getRowItemLabelFont, getRowItemLabelHorizontalAlignment, getRowItemLabelPaint, getRowItemLabelPosition, getRowItemLabelVerticalAlignment, getToolTipGenerator, isBaseItemDrawBorder, isBaseItemFill, isColumnItemDrawBorder, isColumnItemFill, isColumnItemLabelVisible, isColumnItemVisible, isItemDrawBorder, isItemFill, isItemLabelVisible, isItemVisible, isRowItemDrawBorder, isRowItemFill, isRowItemLabelVisible, isRowItemVisible, removeAllChangeListener, removeChangeListener, setBaseItemBorderPaint, setBaseItemBorderStroke, setBaseItemDrawBorder, setBaseItemFill, setBaseItemFillPaint, setBaseItemFillPaintTransformer, setBaseItemLabelFont, setBaseItemLabelHorizontalAlignment, setBaseItemLabelPaint, setBaseItemLabelPosition, setBaseItemLabelVerticalAlignment, setBaseItemLabelVisible, setColumnItemBorderPaint, setColumnItemBorderStroke, setColumnItemDrawBorder, setColumnItemFill, setColumnItemFillPaint, setColumnItemFillPaintTransformer, setColumnItemLabelFont, setColumnItemLabelHorizontalAlignment, setColumnItemLabelPaint, setColumnItemLabelPosition, setColumnItemLabelVerticalAlignment, setColumnItemLabelVisible, setColumnItemVisible, setCustomLegendType, setItemBorderPaint, setItemBorderStroke, setItemDrawBorder, setItemFill, setItemFillPaint, setItemFillPaintTransformer, setItemLabelFont, setItemLabelHorizontalAlignment, setItemLabelPaint, setItemLabelPosition, setItemLabelVerticalAlignment, setItemLabelVisible, setItemVisible, setLabelGenerator, setNegativeItemLabelHorizontalAlignment, setNegativeItemLabelVerticalAlignment, setPositiveItemLabelHorizontalAlignment, setPositiveItemLabelVerticalAlignment, setRowItemBorderPaint, setRowItemBorderStroke, setRowItemDrawBorder, setRowItemFill, setRowItemFillPaint, setRowItemFillPaintTransformer, setRowItemLabelFont, setRowItemLabelHorizontalAlignment, setRowItemLabelPaint, setRowItemLabelPosition, setRowItemLabelVerticalAlignment, setRowItemLabelVisible, setRowItemVisible, setToolTipGenerator
 

Field Detail

DEFAULT_BLOCK_WIDTH

public static final double DEFAULT_BLOCK_WIDTH
The default block width.

See Also:
Constant Field Values

DEFAULT_BLOCK_HEIGHT

public static final double DEFAULT_BLOCK_HEIGHT
The default block height.

See Also:
Constant Field Values

DEFAULT_PAINT_SCALE

public static final IPaintScale DEFAULT_PAINT_SCALE
The default paint scale.


DEFAULT_LEGEND_LABEL

public static final java.lang.String DEFAULT_LEGEND_LABEL
The legend label.

See Also:
Constant Field Values
Constructor Detail

XYBlockRender

public XYBlockRender(IMatrixDataset dataset)
The constructor.

Parameters:
dataset - SingleRowDataset The dataset (null not permitted).

XYBlockRender

public XYBlockRender(IMatrixDataset dataset,
                     java.lang.String legendLabel)
The constructor.

Parameters:
dataset - SingleRowDataset The dataset (null not permitted).
legendLabel - String The legend label.

XYBlockRender

public XYBlockRender(IMatrixDataset dataset,
                     IPaintScale paintScale,
                     java.lang.String legendLabel)
The constructor.

Parameters:
dataset - SingleRowDataset The dataset (null not permitted).
paintScale - The paint scale.
legendLabel - String The legend label.

XYBlockRender

public XYBlockRender(IMatrixDataset dataset,
                     double width,
                     double height,
                     IPaintScale paintScale,
                     java.lang.String legendLabel)
The constructor.

Parameters:
dataset - SingleRowDataset The dataset (null not permitted).
width - The block width.
height - The block height.
paintScale - The paint scale.
legendLabel - String The legend label.
Method Detail

getBlockWidth

public double getBlockWidth()
Returns the block width.

Returns:
double The width.

setBlockWidth

public void setBlockWidth(double width)
Sets the block width and sends a RenderChangeEvent to all registered listeners.

Parameters:
width - double The width.

getBlockHeight

public double getBlockHeight()
Returns the block height.

Returns:
double The height.

setBlockHeight

public void setBlockHeight(double height)
Sets the block width and sends a RenderChangeEvent to all registered listeners.

Parameters:
height - double The height.

getPaintScale

public IPaintScale getPaintScale()
Returns the paint scale.

Returns:
IPaintScale The paint scale.

setPaintScale

public void setPaintScale(IPaintScale paintScale)
Sets the paint scale and sends a RenderChangeEvent to all registered listeners.

Parameters:
paintScale - IPaintScale The paint scale.

getLegendLabel

public java.lang.String getLegendLabel()
Returns the legend label.

Returns:
String The legend label (maybe null).

setLegendLabel

public void setLegendLabel(java.lang.String label)
The legend label.

Parameters:
label - String The legend label (null permitted).

drawAllItems

public void drawAllItems(AbstractValueAxis xAxis,
                         RectangleEdge xAxisEdge,
                         AbstractValueAxis yAxis,
                         RectangleEdge yAxisEdge,
                         java.awt.geom.Rectangle2D dataArea,
                         ChartOrientation orientation,
                         RenderShapeCollection renderShapes,
                         float alpha)
Draws all data items.

Specified by:
drawAllItems in class AbstractXYRender
Parameters:
xAxis - AbstractValueAxis The x value axis (null not permitted).
xAxisEdge - RectangleEdge The x axis edge.
yAxis - AbstractValueAxis The y value axis (null not permitted).
yAxisEdge - RectangleEdge The y axis edge (null not permitted).
dataArea - Rectangle2D The chart data area (null not permitted).
orientation - ChartOrientation The chart orientation (null not permitted).
renderShapes - RenderShapeCollection Collects information about the render (null not permitted).
alpha - float The alpha transparency (in the range 0.0f to 1.0f, where 0.0f is fully transparent, and 1.0f is fully opaque).

getLegendItemCount

protected int getLegendItemCount()
Returns the count of legends.

Overrides:
getLegendItemCount in class AbstractRender
Returns:
int The count of legends.

getLegendItemLabels

protected java.lang.String[] getLegendItemLabels()
Returns the label array for legend item shapes.

Overrides:
getLegendItemLabels in class AbstractRender
Returns:
String[] The label array.

getLegendItemShapes

protected IChartShape[] getLegendItemShapes(int legendCount)
Returns the shape array of legend items.

Overrides:
getLegendItemShapes in class AbstractRender
Parameters:
legendCount - int The legend items count.
Returns:
IChartShape[] The shapes array.

equals

public boolean equals(java.lang.Object obj)
Indicates if some other object is "equal to" this one.

Overrides:
equals in class AbstractXYRender
Parameters:
obj - the reference object with which to compare.
Returns:
true if this object is the same as the obj argument; false otherwise.

hashCode

public int hashCode()
Returns a hash code value for the object.

Overrides:
hashCode in class AbstractXYRender
Returns:
int A hash code value for this object.

clone

public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException
Creates and returns a copy of this object.

Overrides:
clone in class AbstractXYRender
Returns:
object a clone of this instance.
Throws:
java.lang.CloneNotSupportedException - if the object's class does not support the Cloneable interface. Subclasses that override the clone method can also throw this exception to indicate that an instance cannot be cloned. java.lang.Cloneable

toString

public java.lang.String toString()
Returns a string representation of the object.

Overrides:
toString in class AbstractXYRender
Returns:
a string representation of the object.