com.mxgraph.canvas

Class mxGraphics2DCanvas

java.lang.Object

com.mxgraph.canvas.mxBasicCanvas

com.mxgraph.canvas.mxGraphics2DCanvas

All Implemented Interfaces:

mxICanvas

Direct Known Subclasses:

mxInteractiveCanvas

public class mxGraphics2DCanvas
extends mxBasicCanvas

An implementation of a canvas that uses Graphics2D for painting.

Field Summary

Fields

Modifier and Type	Field and Description
static int	IMAGE_SCALING Specifies the image scaling quality.
static java.lang.String	TEXT_SHAPE_DEFAULT
static java.lang.String	TEXT_SHAPE_HTML

Fields inherited from class com.mxgraph.canvas.mxBasicCanvas

DEFAULT_IMAGEBASEPATH, PRESERVE_IMAGE_ASPECT

Constructor Summary

Constructors

Constructor and Description
mxGraphics2DCanvas() Constructs a new graphics canvas with an empty graphics object.
mxGraphics2DCanvas(java.awt.Graphics2D g) Constructs a new graphics canvas for the given graphics object.

Method Summary

Modifier and Type	Method and Description
java.awt.Paint	createFillPaint(mxRectangle bounds, java.util.Map<java.lang.String,java.lang.Object> style)
java.awt.Stroke	createStroke(java.util.Map<java.lang.String,java.lang.Object> style)
java.awt.Graphics2D	createTemporaryGraphics(java.util.Map<java.lang.String,java.lang.Object> style, float opacity, mxRectangle bounds)
java.lang.Object	drawCell(mxCellState state) Draws the given cell.
void	drawImage(java.awt.Rectangle bounds, java.lang.String imageUrl)
void	drawImage(java.awt.Rectangle bounds, java.lang.String imageUrl, boolean preserveAspect, boolean flipH, boolean flipV)
java.lang.Object	drawLabel(java.lang.String text, mxCellState state, boolean html) Draws the given label.
void	fillShape(java.awt.Shape shape)
void	fillShape(java.awt.Shape shape, boolean shadow)
java.awt.Graphics2D	getGraphics() Returns the graphics object for this canvas.
javax.swing.CellRendererPane	getRendererPane()
mxIShape	getShape(java.util.Map<java.lang.String,java.lang.Object> style)
mxITextShape	getTextShape(java.util.Map<java.lang.String,java.lang.Object> style, boolean html)
void	paintPolyline(mxPoint[] points, boolean rounded)
void	paintRectangle(java.awt.Rectangle bounds, java.awt.Color background, java.awt.Color border)
static void	putShape(java.lang.String name, mxIShape shape)
static void	putTextShape(java.lang.String name, mxITextShape shape)
void	setGraphics(java.awt.Graphics2D g) Sets the graphics object for this canvas.

Methods inherited from class com.mxgraph.canvas.mxBasicCanvas

flushImageCache, getImageBasePath, getImageForStyle, getScale, getTranslate, isDrawLabels, loadImage, setDrawLabels, setImageBasePath, setScale, setTranslate

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

TEXT_SHAPE_DEFAULT

public static final java.lang.String TEXT_SHAPE_DEFAULT

See Also:

Constant Field Values

TEXT_SHAPE_HTML

public static final java.lang.String TEXT_SHAPE_HTML

See Also:

Constant Field Values

IMAGE_SCALING

public static int IMAGE_SCALING

Specifies the image scaling quality. Default is Image.SCALE_SMOOTH.

Constructor Detail

mxGraphics2DCanvas

public mxGraphics2DCanvas()

Constructs a new graphics canvas with an empty graphics object.

mxGraphics2DCanvas

public mxGraphics2DCanvas(java.awt.Graphics2D g)

Constructs a new graphics canvas for the given graphics object.

Method Detail

putShape

public static void putShape(java.lang.String name,
                            mxIShape shape)

getShape

public mxIShape getShape(java.util.Map<java.lang.String,java.lang.Object> style)

putTextShape

public static void putTextShape(java.lang.String name,
                                mxITextShape shape)

getTextShape

public mxITextShape getTextShape(java.util.Map<java.lang.String,java.lang.Object> style,
                                 boolean html)

getRendererPane

public javax.swing.CellRendererPane getRendererPane()

getGraphics

public java.awt.Graphics2D getGraphics()

Returns the graphics object for this canvas.

setGraphics

public void setGraphics(java.awt.Graphics2D g)

Sets the graphics object for this canvas.

drawCell

public java.lang.Object drawCell(mxCellState state)

Description copied from interface: mxICanvas

Draws the given cell.

Parameters:

state - State of the cell to be painted.

Returns:

Object that represents the cell.

drawLabel

public java.lang.Object drawLabel(java.lang.String text,
                                  mxCellState state,
                                  boolean html)

Description copied from interface: mxICanvas

Draws the given label.

Parameters:

text - String that represents the label.

state - State of the cell whose label is to be painted.

html - Specifies if the label contains HTML markup.

Returns:

Object that represents the label.

drawImage

public void drawImage(java.awt.Rectangle bounds,
                      java.lang.String imageUrl)

drawImage

public void drawImage(java.awt.Rectangle bounds,
                      java.lang.String imageUrl,
                      boolean preserveAspect,
                      boolean flipH,
                      boolean flipV)

paintPolyline

public void paintPolyline(mxPoint[] points,
                          boolean rounded)

paintRectangle

public void paintRectangle(java.awt.Rectangle bounds,
                           java.awt.Color background,
                           java.awt.Color border)

fillShape

public void fillShape(java.awt.Shape shape)

fillShape

public void fillShape(java.awt.Shape shape,
                      boolean shadow)

createStroke

public java.awt.Stroke createStroke(java.util.Map<java.lang.String,java.lang.Object> style)

createFillPaint

public java.awt.Paint createFillPaint(mxRectangle bounds,
                                      java.util.Map<java.lang.String,java.lang.Object> style)

createTemporaryGraphics

public java.awt.Graphics2D createTemporaryGraphics(java.util.Map<java.lang.String,java.lang.Object> style,
                                                   float opacity,
                                                   mxRectangle bounds)