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## com.mxgraph.canvas
Class mxSvgCanvas

    java.lang.Object
      com.mxgraph.canvas.mxBasicCanvas
          com.mxgraph.canvas.mxSvgCanvas

All Implemented Interfaces:
  mxICanvas

    public class mxSvgCanvas

extends mxBasicCanvas

An implementation of a canvas that uses SVG for painting. This canvas ignores the STYLE_LABEL_BACKGROUNDCOLOR and STYLE_LABEL_BORDERCOLOR styles due to limitations of SVG.

Field Summary
`protected Document` | `document` Holds the HTML document that represents the canvas.

Fields inherited from class com.mxgraph.canvas.mxBasicCanvas
`DEFAULT_IMAGEBASEPATH, drawLabels, imageBasePath, scale, translate`

Constructor Summary
`mxSvgCanvas()` Constructs a new SVG canvas for the specified dimension and scale.
`mxSvgCanvas(Document document)` Constructs a new SVG canvas for the specified bounds, scale and background color.

Method Summary
`void` | `appendSvgElement(Element node)`
`Object` | `drawCell(mxCellState state)` Draws the given cell.
`Object` | `drawLabel(String label, mxCellState state, boolean html)` Draws the given label.
`Element` | `drawLine(List<mxPoint> pts, Map<String,Object> style)` Draws the given lines as segments between all points of the given list of mxPoints.
`mxPoint` | `drawMarker(Element parent, Object type, mxPoint p0, mxPoint pe, float size, float strokeWidth, String color)` Draws the specified marker as a child path in the given parent.
`Element` | `drawShape(int x, int y, int w, int h, Map<String,Object> style)` Draws the shape specified with the STYLE_SHAPE key in the given style.
`Object` | `drawText(String text, int x, int y, int w, int h, Map<String,Object> style)` Draws the specified text either using drawHtmlString or using drawString.
`Document` | `getDocument()` Returns a reference to the document that represents the canvas.
`void` | `setDocument(Document document)`

Methods inherited from class com.mxgraph.canvas.mxBasicCanvas
`getImageBasePath, getImageForStyle, getScale, getTranslate, isDrawLabels, setDrawLabels, setImageBasePath, setScale, setTranslate`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

### document

    protected Document document

  Holds the HTML document that represents the canvas.

Constructor Detail

### mxSvgCanvas

    public mxSvgCanvas()

  Constructs a new SVG canvas for the specified dimension and scale.

### mxSvgCanvas

    public mxSvgCanvas(Document document)

  Constructs a new SVG canvas for the specified bounds, scale and background color.

Method Detail

### appendSvgElement

    public void appendSvgElement(Element node)

### setDocument

    public void setDocument(Document document)

### getDocument

    public Document getDocument()

  Returns a reference to the document that represents the canvas.

  Returns:
    Returns the document.

### drawCell

    public 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 Object drawLabel(String label,
                            mxCellState state,
                            boolean html)

  Description copied from interface: `mxICanvas`
  Draws the given label.

  Parameters:
    `label` - 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.

### drawShape

    public Element drawShape(int x,
                             int y,
                             int w,
                             int h,
                             Map<String,Object> style)

  Draws the shape specified with the STYLE_SHAPE key in the given style.

  Parameters:
    `x` - X-coordinate of the shape.
    `y` - Y-coordinate of the shape.
    `w` - Width of the shape.
    `h` - Height of the shape.
    `style` - Style of the the shape.

### drawLine

    public Element drawLine(List<mxPoint> pts,
                            Map<String,Object> style)

  Draws the given lines as segments between all points of the given list of mxPoints.

  Parameters:
    `pts` - List of points that define the line.
    `style` - Style to be used for painting the line.

### drawMarker

    public mxPoint drawMarker(Element parent,
                              Object type,
                              mxPoint p0,
                              mxPoint pe,
                              float size,
                              float strokeWidth,
                              String color)

  Draws the specified marker as a child path in the given parent.

### drawText

    public Object drawText(String text,
                           int x,
                           int y,
                           int w,
                           int h,
                           Map<String,Object> style)

  Draws the specified text either using drawHtmlString or using drawString.

  Parameters:
    `text` - Text to be painted.
    `x` - X-coordinate of the text.
    `y` - Y-coordinate of the text.
    `w` - Width of the text.
    `h` - Height of the text.
    `style` - Style to be used for painting the text.

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Copyright (c) 2010 Gaudenz Alder. All rights reserved.