/**
 * Copyright (c) 2006-2015, JGraph Ltd
 * Copyright (c) 2006-2015, Gaudenz Alder
 */
 var mxConstants =
 {
	/**
	 * Class: mxConstants
	 * 
	 * Defines various global constants.
	 * 
	 * Variable: DEFAULT_HOTSPOT
	 * 
	 * Defines the portion of the cell which is to be used as a connectable
	 * region. Default is 0.3. Possible values are 0 < x <= 1. 
	 */
	DEFAULT_HOTSPOT: 0.3,

	/**
	 * Variable: MIN_HOTSPOT_SIZE
	 * 
	 * Defines the minimum size in pixels of the portion of the cell which is
	 * to be used as a connectable region. Default is 8.
	 */
	MIN_HOTSPOT_SIZE: 8,

	/**
	 * Variable: MAX_HOTSPOT_SIZE
	 * 
	 * Defines the maximum size in pixels of the portion of the cell which is
	 * to be used as a connectable region. Use 0 for no maximum. Default is 0.
	 */
	MAX_HOTSPOT_SIZE: 0,

	/**
	 * Variable: RENDERING_HINT_EXACT
	 * 
	 * Defines the exact rendering hint.
	 */
	RENDERING_HINT_EXACT: 'exact',

	/**
	 * Variable: RENDERING_HINT_FASTER
	 * 
	 * Defines the faster rendering hint.
	 */
	RENDERING_HINT_FASTER: 'faster',

	/**
	 * Variable: RENDERING_HINT_FASTEST
	 * 
	 * Defines the fastest rendering hint.
	 */
	RENDERING_HINT_FASTEST: 'fastest',

	/**
	 * Variable: DIALECT_SVG
	 * 
	 * Defines the SVG display dialect name.
	 */
	DIALECT_SVG: 'svg',

	/**
	 * Variable: DIALECT_VML
	 * 
	 * Defines the VML display dialect name.
	 */
	DIALECT_VML: 'vml',

	/**
	 * Variable: DIALECT_MIXEDHTML
	 * 
	 * Defines the mixed HTML display dialect name.
	 */
	DIALECT_MIXEDHTML: 'mixedHtml',

	/**
	 * Variable: DIALECT_PREFERHTML
	 * 
	 * Defines the preferred HTML display dialect name.
	 */
	DIALECT_PREFERHTML: 'preferHtml',

	/**
	 * Variable: DIALECT_STRICTHTML
	 * 
	 * Defines the strict HTML display dialect.
	 */
	DIALECT_STRICTHTML: 'strictHtml',

	/**
	 * Variable: NS_SVG
	 * 
	 * Defines the SVG namespace.
	 */
	NS_SVG: 'http://www.w3.org/2000/svg',

	/**
	 * Variable: NS_XHTML
	 * 
	 * Defines the XHTML namespace.
	 */
	NS_XHTML: 'http://www.w3.org/1999/xhtml',

	/**
	 * Variable: NS_XLINK
	 * 
	 * Defines the XLink namespace.
	 */
	NS_XLINK: 'http://www.w3.org/1999/xlink',

	/**
	 * Variable: SHADOWCOLOR
	 * 
	 * Defines the color to be used to draw shadows in shapes and windows.
	 * Default is gray.
	 */
	SHADOWCOLOR: 'gray',

	/**
	 * Variable: VML_SHADOWCOLOR
	 * 
	 * Used for shadow color in filters where transparency is not supported
	 * (Microsoft Internet Explorer). Default is gray.
	 */
	VML_SHADOWCOLOR: 'gray',

	/**
	 * Variable: SHADOW_OFFSET_X
	 * 
	 * Specifies the x-offset of the shadow. Default is 2.
	 */
	SHADOW_OFFSET_X: 2,

	/**
	 * Variable: SHADOW_OFFSET_Y
	 * 
	 * Specifies the y-offset of the shadow. Default is 3.
	 */
	SHADOW_OFFSET_Y: 3,
	
	/**
	 * Variable: SHADOW_OPACITY
	 * 
	 * Defines the opacity for shadows. Default is 1.
	 */
	SHADOW_OPACITY: 1,
 
	/**
	 * Variable: NODETYPE_ELEMENT
	 * 
	 * DOM node of type ELEMENT.
	 */
	NODETYPE_ELEMENT: 1,

	/**
	 * Variable: NODETYPE_ATTRIBUTE
	 * 
	 * DOM node of type ATTRIBUTE.
	 */
	NODETYPE_ATTRIBUTE: 2,

	/**
	 * Variable: NODETYPE_TEXT
	 * 
	 * DOM node of type TEXT.
	 */
	NODETYPE_TEXT: 3,

	/**
	 * Variable: NODETYPE_CDATA
	 * 
	 * DOM node of type CDATA.
	 */
	NODETYPE_CDATA: 4,
	
	/**
	 * Variable: NODETYPE_ENTITY_REFERENCE
	 * 
	 * DOM node of type ENTITY_REFERENCE.
	 */
	NODETYPE_ENTITY_REFERENCE: 5,

	/**
	 * Variable: NODETYPE_ENTITY
	 * 
	 * DOM node of type ENTITY.
	 */
	NODETYPE_ENTITY: 6,

	/**
	 * Variable: NODETYPE_PROCESSING_INSTRUCTION
	 * 
	 * DOM node of type PROCESSING_INSTRUCTION.
	 */
	NODETYPE_PROCESSING_INSTRUCTION: 7,

	/**
	 * Variable: NODETYPE_COMMENT
	 * 
	 * DOM node of type COMMENT.
	 */
	NODETYPE_COMMENT: 8,
		
	/**
	 * Variable: NODETYPE_DOCUMENT
	 * 
	 * DOM node of type DOCUMENT.
	 */
	NODETYPE_DOCUMENT: 9,

	/**
	 * Variable: NODETYPE_DOCUMENTTYPE
	 * 
	 * DOM node of type DOCUMENTTYPE.
	 */
	NODETYPE_DOCUMENTTYPE: 10,

	/**
	 * Variable: NODETYPE_DOCUMENT_FRAGMENT
	 * 
	 * DOM node of type DOCUMENT_FRAGMENT.
	 */
	NODETYPE_DOCUMENT_FRAGMENT: 11,

	/**
	 * Variable: NODETYPE_NOTATION
	 * 
	 * DOM node of type NOTATION.
	 */
	NODETYPE_NOTATION: 12,
	
	/**
	 * Variable: TOOLTIP_VERTICAL_OFFSET
	 * 
	 * Defines the vertical offset for the tooltip.
	 * Default is 16.
	 */
	TOOLTIP_VERTICAL_OFFSET: 16,

	/**
	 * Variable: DEFAULT_VALID_COLOR
	 * 
	 * Specifies the default valid color. Default is #0000FF.
	 */
	DEFAULT_VALID_COLOR: '#00FF00',

	/**
	 * Variable: DEFAULT_INVALID_COLOR
	 * 
	 * Specifies the default invalid color. Default is #FF0000.
	 */
	DEFAULT_INVALID_COLOR: '#FF0000',

	/**
	 * Variable: OUTLINE_HIGHLIGHT_COLOR
	 * 
	 * Specifies the default highlight color for shape outlines.
	 * Default is #0000FF. This is used in <mxEdgeHandler>.
	 */
	OUTLINE_HIGHLIGHT_COLOR: '#00FF00',

	/**
	 * Variable: OUTLINE_HIGHLIGHT_COLOR
	 * 
	 * Defines the strokewidth to be used for shape outlines.
	 * Default is 5. This is used in <mxEdgeHandler>.
	 */
	OUTLINE_HIGHLIGHT_STROKEWIDTH: 5,

	/**
	 * Variable: HIGHLIGHT_STROKEWIDTH
	 * 
	 * Defines the strokewidth to be used for the highlights.
	 * Default is 3.
	 */
	HIGHLIGHT_STROKEWIDTH: 3,

	/**
	 * Variable: CONSTRAINT_HIGHLIGHT_SIZE
	 * 
	 * Size of the constraint highlight (in px). Default is 2.
	 */
	HIGHLIGHT_SIZE: 2,
	
	/**
	 * Variable: HIGHLIGHT_OPACITY
	 * 
	 * Opacity (in %) used for the highlights (including outline).
	 * Default is 100.
	 */
	HIGHLIGHT_OPACITY: 100,
	
	/**
	 * Variable: CURSOR_MOVABLE_VERTEX
	 * 
	 * Defines the cursor for a movable vertex. Default is 'move'.
	 */
	CURSOR_MOVABLE_VERTEX: 'move',
	
	/**
	 * Variable: CURSOR_MOVABLE_EDGE
	 * 
	 * Defines the cursor for a movable edge. Default is 'move'.
	 */
	CURSOR_MOVABLE_EDGE: 'move',
	
	/**
	 * Variable: CURSOR_LABEL_HANDLE
	 * 
	 * Defines the cursor for a movable label. Default is 'default'.
	 */
	CURSOR_LABEL_HANDLE: 'default',
	
	/**
	 * Variable: CURSOR_TERMINAL_HANDLE
	 * 
	 * Defines the cursor for a terminal handle. Default is 'pointer'.
	 */
	CURSOR_TERMINAL_HANDLE: 'pointer',
	
	/**
	 * Variable: CURSOR_BEND_HANDLE
	 * 
	 * Defines the cursor for a movable bend. Default is 'crosshair'.
	 */
	CURSOR_BEND_HANDLE: 'crosshair',

	/**
	 * Variable: CURSOR_VIRTUAL_BEND_HANDLE
	 * 
	 * Defines the cursor for a movable bend. Default is 'crosshair'.
	 */
	CURSOR_VIRTUAL_BEND_HANDLE: 'crosshair',
	
	/**
	 * Variable: CURSOR_CONNECT
	 * 
	 * Defines the cursor for a connectable state. Default is 'pointer'.
	 */
	CURSOR_CONNECT: 'pointer',

	/**
	 * Variable: HIGHLIGHT_COLOR
	 * 
	 * Defines the color to be used for the cell highlighting.
	 * Use 'none' for no color. Default is #00FF00.
	 */
	HIGHLIGHT_COLOR: '#00FF00',

	/**
	 * Variable: TARGET_HIGHLIGHT_COLOR
	 * 
	 * Defines the color to be used for highlighting a target cell for a new
	 * or changed connection. Note that this may be either a source or
	 * target terminal in the graph. Use 'none' for no color.
	 * Default is #0000FF.
	 */
	CONNECT_TARGET_COLOR: '#0000FF',

	/**
	 * Variable: INVALID_CONNECT_TARGET_COLOR
	 * 
	 * Defines the color to be used for highlighting a invalid target cells
	 * for a new or changed connections. Note that this may be either a source
	 * or target terminal in the graph. Use 'none' for no color. Default is
	 * #FF0000.
	 */
	INVALID_CONNECT_TARGET_COLOR: '#FF0000',

	/**
	 * Variable: DROP_TARGET_COLOR
	 * 
	 * Defines the color to be used for the highlighting target parent cells
	 * (for drag and drop). Use 'none' for no color. Default is #0000FF.
	 */
	DROP_TARGET_COLOR: '#0000FF',

	/**
	 * Variable: VALID_COLOR
	 * 
	 * Defines the color to be used for the coloring valid connection
	 * previews. Use 'none' for no color. Default is #FF0000.
	 */
	VALID_COLOR: '#00FF00',

	/**
	 * Variable: INVALID_COLOR
	 * 
	 * Defines the color to be used for the coloring invalid connection
	 * previews. Use 'none' for no color. Default is #FF0000.
	 */
	INVALID_COLOR: '#FF0000',

	/**
	 * Variable: EDGE_SELECTION_COLOR
	 * 
	 * Defines the color to be used for the selection border of edges. Use
	 * 'none' for no color. Default is #00FF00.
	 */
	EDGE_SELECTION_COLOR: '#00FF00',

	/**
	 * Variable: VERTEX_SELECTION_COLOR
	 * 
	 * Defines the color to be used for the selection border of vertices. Use
	 * 'none' for no color. Default is #00FF00.
	 */
	VERTEX_SELECTION_COLOR: '#00FF00',

	/**
	 * Variable: VERTEX_SELECTION_STROKEWIDTH
	 * 
	 * Defines the strokewidth to be used for vertex selections.
	 * Default is 1.
	 */
	VERTEX_SELECTION_STROKEWIDTH: 1,

	/**
	 * Variable: EDGE_SELECTION_STROKEWIDTH
	 * 
	 * Defines the strokewidth to be used for edge selections.
	 * Default is 1.
	 */
	EDGE_SELECTION_STROKEWIDTH: 1,

	/**
	 * Variable: SELECTION_DASHED
	 * 
	 * Defines the dashed state to be used for the vertex selection
	 * border. Default is true.
	 */
	VERTEX_SELECTION_DASHED: true,

	/**
	 * Variable: SELECTION_DASHED
	 * 
	 * Defines the dashed state to be used for the edge selection
	 * border. Default is true.
	 */
	EDGE_SELECTION_DASHED: true,

	/**
	 * Variable: GUIDE_COLOR
	 * 
	 * Defines the color to be used for the guidelines in mxGraphHandler.
	 * Default is #FF0000.
	 */
	GUIDE_COLOR: '#FF0000',

	/**
	 * Variable: GUIDE_STROKEWIDTH
	 * 
	 * Defines the strokewidth to be used for the guidelines in mxGraphHandler.
	 * Default is 1.
	 */
	GUIDE_STROKEWIDTH: 1,

	/**
	 * Variable: OUTLINE_COLOR
	 * 
	 * Defines the color to be used for the outline rectangle
	 * border.  Use 'none' for no color. Default is #0099FF.
	 */
	OUTLINE_COLOR: '#0099FF',

	/**
	 * Variable: OUTLINE_STROKEWIDTH
	 * 
	 * Defines the strokewidth to be used for the outline rectangle
	 * stroke width. Default is 3.
	 */
	OUTLINE_STROKEWIDTH: (mxClient.IS_IE) ? 2 : 3,

	/**
	 * Variable: HANDLE_SIZE
	 * 
	 * Defines the default size for handles. Default is 6.
	 */
	HANDLE_SIZE: 6,

	/**
	 * Variable: LABEL_HANDLE_SIZE
	 * 
	 * Defines the default size for label handles. Default is 4.
	 */
	LABEL_HANDLE_SIZE: 4,

	/**
	 * Variable: HANDLE_FILLCOLOR
	 * 
	 * Defines the color to be used for the handle fill color. Use 'none' for
	 * no color. Default is #00FF00 (green).
	 */
	HANDLE_FILLCOLOR: '#00FF00',

	/**
	 * Variable: HANDLE_STROKECOLOR
	 * 
	 * Defines the color to be used for the handle stroke color. Use 'none' for
	 * no color. Default is black.
	 */
	HANDLE_STROKECOLOR: 'black',

	/**
	 * Variable: LABEL_HANDLE_FILLCOLOR
	 * 
	 * Defines the color to be used for the label handle fill color. Use 'none'
	 * for no color. Default is yellow.
	 */
	LABEL_HANDLE_FILLCOLOR: 'yellow',

	/**
	 * Variable: CONNECT_HANDLE_FILLCOLOR
	 * 
	 * Defines the color to be used for the connect handle fill color. Use
	 * 'none' for no color. Default is #0000FF (blue).
	 */
	CONNECT_HANDLE_FILLCOLOR: '#0000FF',

	/**
	 * Variable: LOCKED_HANDLE_FILLCOLOR
	 * 
	 * Defines the color to be used for the locked handle fill color. Use
	 * 'none' for no color. Default is #FF0000 (red).
	 */
	LOCKED_HANDLE_FILLCOLOR: '#FF0000',

	/**
	 * Variable: OUTLINE_HANDLE_FILLCOLOR
	 * 
	 * Defines the color to be used for the outline sizer fill color. Use
	 * 'none' for no color. Default is #00FFFF.
	 */
	OUTLINE_HANDLE_FILLCOLOR: '#00FFFF',

	/**
	 * Variable: OUTLINE_HANDLE_STROKECOLOR
	 * 
	 * Defines the color to be used for the outline sizer stroke color. Use
	 * 'none' for no color. Default is #0033FF.
	 */
	OUTLINE_HANDLE_STROKECOLOR: '#0033FF',

	/**
	 * Variable: DEFAULT_FONTFAMILY
	 * 
	 * Defines the default family for all fonts. Default is Arial,Helvetica.
	 */
	DEFAULT_FONTFAMILY: 'Arial,Helvetica',

	/**
	 * Variable: DEFAULT_FONTSIZE
	 * 
	 * Defines the default size (in px). Default is 11.
	 */
	DEFAULT_FONTSIZE: 11,

	/**
	 * Variable: DEFAULT_TEXT_DIRECTION
	 * 
	 * Defines the default value for the <STYLE_TEXT_DIRECTION> if no value is
	 * defined for it in the style. Default value is an empty string which means
	 * the default system setting is used and no direction is set.
	 */
	DEFAULT_TEXT_DIRECTION: '',

	/**
	 * Variable: LINE_HEIGHT
	 * 
	 * Defines the default line height for text labels. Default is 1.2.
	 */
	LINE_HEIGHT: 1.2,

	/**
	 * Variable: WORD_WRAP
	 * 
	 * Defines the CSS value for the word-wrap property. Default is "normal".
	 * Change this to "break-word" to allow long words to be able to be broken
	 * and wrap onto the next line.
	 */
	WORD_WRAP: 'normal',

	/**
	 * Variable: ABSOLUTE_LINE_HEIGHT
	 * 
	 * Specifies if absolute line heights should be used (px) in CSS. Default
	 * is false. Set this to true for backwards compatibility.
	 */
	ABSOLUTE_LINE_HEIGHT: false,

	/**
	 * Variable: DEFAULT_FONTSTYLE
	 * 
	 * Defines the default style for all fonts. Default is 0. This can be set
	 * to any combination of font styles as follows.
	 * 
	 * (code)
	 * mxConstants.DEFAULT_FONTSTYLE = mxConstants.FONT_BOLD | mxConstants.FONT_ITALIC;
	 * (end)
	 */
	DEFAULT_FONTSTYLE: 0,

	/**
	 * Variable: DEFAULT_STARTSIZE
	 * 
	 * Defines the default start size for swimlanes. Default is 40.
	 */
	DEFAULT_STARTSIZE: 40,

	/**
	 * Variable: DEFAULT_MARKERSIZE
	 * 
	 * Defines the default size for all markers. Default is 6.
	 */
	DEFAULT_MARKERSIZE: 6,

	/**
	 * Variable: DEFAULT_IMAGESIZE
	 * 
	 * Defines the default width and height for images used in the
	 * label shape. Default is 24.
	 */
	DEFAULT_IMAGESIZE: 24,

	/**
	 * Variable: ENTITY_SEGMENT
	 * 
	 * Defines the length of the horizontal segment of an Entity Relation.
	 * This can be overridden using <mxConstants.STYLE_SEGMENT> style.
	 * Default is 30.
	 */
	ENTITY_SEGMENT: 30,

	/**
	 * Variable: RECTANGLE_ROUNDING_FACTOR
	 * 
	 * Defines the rounding factor for rounded rectangles in percent between
	 * 0 and 1. Values should be smaller than 0.5. Default is 0.15.
	 */
	RECTANGLE_ROUNDING_FACTOR: 0.15,

	/**
	 * Variable: LINE_ARCSIZE
	 * 
	 * Defines the size of the arcs for rounded edges. Default is 20.
	 */
	LINE_ARCSIZE: 20,

	/**
	 * Variable: ARROW_SPACING
	 * 
	 * Defines the spacing between the arrow shape and its terminals. Default is 0.
	 */
	ARROW_SPACING: 0,

	/**
	 * Variable: ARROW_WIDTH
	 * 
	 * Defines the width of the arrow shape. Default is 30.
	 */
	ARROW_WIDTH: 30,

	/**
	 * Variable: ARROW_SIZE
	 * 
	 * Defines the size of the arrowhead in the arrow shape. Default is 30.
	 */
	ARROW_SIZE: 30,

	/**
	 * Variable: PAGE_FORMAT_A4_PORTRAIT
	 * 
	 * Defines the rectangle for the A4 portrait page format. The dimensions
	 * of this page format are 826x1169 pixels.
	 */
	PAGE_FORMAT_A4_PORTRAIT: new mxRectangle(0, 0, 827, 1169),

	/**
	 * Variable: PAGE_FORMAT_A4_PORTRAIT
	 * 
	 * Defines the rectangle for the A4 portrait page format. The dimensions
	 * of this page format are 826x1169 pixels.
	 */
	PAGE_FORMAT_A4_LANDSCAPE: new mxRectangle(0, 0, 1169, 827),

	/**
	 * Variable: PAGE_FORMAT_LETTER_PORTRAIT
	 * 
	 * Defines the rectangle for the Letter portrait page format. The
	 * dimensions of this page format are 850x1100 pixels.
	 */
	PAGE_FORMAT_LETTER_PORTRAIT: new mxRectangle(0, 0, 850, 1100),

	/**
	 * Variable: PAGE_FORMAT_LETTER_PORTRAIT
	 * 
	 * Defines the rectangle for the Letter portrait page format. The dimensions
	 * of this page format are 850x1100 pixels.
	 */
	PAGE_FORMAT_LETTER_LANDSCAPE: new mxRectangle(0, 0, 1100, 850),

	/**
	 * Variable: NONE
	 * 
	 * Defines the value for none. Default is "none".
	 */
	NONE: 'none',

	/**
	 * Variable: STYLE_PERIMETER
	 * 
	 * Defines the key for the perimeter style. This is a function that defines
	 * the perimeter around a particular shape. Possible values are the
	 * functions defined in <mxPerimeter>. Alternatively, the constants in this
	 * class that start with "PERIMETER_" may be used to access
	 * perimeter styles in <mxStyleRegistry>. Value is "perimeter".
	 */
	STYLE_PERIMETER: 'perimeter',
	
	/**
	 * Variable: STYLE_SOURCE_PORT
	 * 
	 * Defines the ID of the cell that should be used for computing the
	 * perimeter point of the source for an edge. This allows for graphically
	 * connecting to a cell while keeping the actual terminal of the edge.
	 * Value is "sourcePort".
	 */
	STYLE_SOURCE_PORT: 'sourcePort',
	
	/**
	 * Variable: STYLE_TARGET_PORT
	 * 
	 * Defines the ID of the cell that should be used for computing the
	 * perimeter point of the target for an edge. This allows for graphically
	 * connecting to a cell while keeping the actual terminal of the edge.
	 * Value is "targetPort".
	 */
	STYLE_TARGET_PORT: 'targetPort',

	/**
	 * Variable: STYLE_PORT_CONSTRAINT
	 * 
	 * Defines the direction(s) that edges are allowed to connect to cells in.
	 * Possible values are "DIRECTION_NORTH, DIRECTION_SOUTH, 
	 * DIRECTION_EAST" and "DIRECTION_WEST". Value is
	 * "portConstraint".
	 */
	STYLE_PORT_CONSTRAINT: 'portConstraint',

	/**
	 * Variable: STYLE_PORT_CONSTRAINT_ROTATION
	 * 
	 * Define whether port constraint directions are rotated with vertex
	 * rotation. 0 (default) causes port constraints to remain absolute, 
	 * relative to the graph, 1 causes the constraints to rotate with
	 * the vertex. Value is "portConstraintRotation".
	 */
	STYLE_PORT_CONSTRAINT_ROTATION: 'portConstraintRotation',

	/**
	 * Variable: STYLE_SOURCE_PORT_CONSTRAINT
	 * 
	 * Defines the direction(s) that edges are allowed to connect to sources in.
	 * Possible values are "DIRECTION_NORTH, DIRECTION_SOUTH, DIRECTION_EAST"
	 * and "DIRECTION_WEST". Value is "sourcePortConstraint".
	 */
	STYLE_SOURCE_PORT_CONSTRAINT: 'sourcePortConstraint',

	/**
	 * Variable: STYLE_TARGET_PORT_CONSTRAINT
	 * 
	 * Defines the direction(s) that edges are allowed to connect to targets in.
	 * Possible values are "DIRECTION_NORTH, DIRECTION_SOUTH, DIRECTION_EAST"
	 * and "DIRECTION_WEST". Value is "targetPortConstraint".
	 */
	STYLE_TARGET_PORT_CONSTRAINT: 'targetPortConstraint',

	/**
	 * Variable: STYLE_OPACITY
	 * 
	 * Defines the key for the opacity style. The type of the value is 
	 * numeric and the possible range is 0-100. Value is "opacity".
	 */
	STYLE_OPACITY: 'opacity',

	/**
	 * Variable: STYLE_FILL_OPACITY
	 * 
	 * Defines the key for the fill opacity style. The type of the value is 
	 * numeric and the possible range is 0-100. Value is "fillOpacity".
	 */
	STYLE_FILL_OPACITY: 'fillOpacity',

	/**
	 * Variable: STYLE_STROKE_OPACITY
	 * 
	 * Defines the key for the stroke opacity style. The type of the value is 
	 * numeric and the possible range is 0-100. Value is "strokeOpacity".
	 */
	STYLE_STROKE_OPACITY: 'strokeOpacity',

	/**
	 * Variable: STYLE_TEXT_OPACITY
	 * 
	 * Defines the key for the text opacity style. The type of the value is 
	 * numeric and the possible range is 0-100. Value is "textOpacity".
	 */
	STYLE_TEXT_OPACITY: 'textOpacity',

	/**
	 * Variable: STYLE_TEXT_DIRECTION
	 * 
	 * Defines the key for the text direction style. Possible values are
	 * "TEXT_DIRECTION_DEFAULT, TEXT_DIRECTION_AUTO, TEXT_DIRECTION_LTR"
	 * and "TEXT_DIRECTION_RTL". Value is "textDirection".
	 * The default value for the style is defined in <DEFAULT_TEXT_DIRECTION>.
	 * It is used is no value is defined for this key in a given style. This is
	 * an experimental style that is currently ignored in the backends.
	 */
	STYLE_TEXT_DIRECTION: 'textDirection',

	/**
	 * Variable: STYLE_OVERFLOW
	 * 
	 * Defines the key for the overflow style. Possible values are 'visible',
	 * 'hidden', 'fill' and 'width'. The default value is 'visible'. This value
	 * specifies how overlapping vertex labels are handled. A value of
	 * 'visible' will show the complete label. A value of 'hidden' will clip
	 * the label so that it does not overlap the vertex bounds. A value of
	 * 'fill' will use the vertex bounds and a value of 'width' will use the
	 * the vertex width for the label. See <mxGraph.isLabelClipped>. Note that
	 * the vertical alignment is ignored for overflow fill and for horizontal
	 * alignment, left should be used to avoid pixel offsets in Internet Explorer
	 * 11 and earlier or if foreignObjects are disabled. Value is "overflow".
	 */
	STYLE_OVERFLOW: 'overflow',

	/**
	 * Variable: STYLE_ORTHOGONAL
	 * 
	 * Defines if the connection points on either end of the edge should be
	 * computed so that the edge is vertical or horizontal if possible and
	 * if the point is not at a fixed location. Default is false. This is
	 * used in <mxGraph.isOrthogonal>, which also returns true if the edgeStyle
	 * of the edge is an elbow or entity. Value is "orthogonal".
	 */
	STYLE_ORTHOGONAL: 'orthogonal',

	/**
	 * Variable: STYLE_EXIT_X
	 * 
	 * Defines the key for the horizontal relative coordinate connection point
	 * of an edge with its source terminal. Value is "exitX".
	 */
	STYLE_EXIT_X: 'exitX',

	/**
	 * Variable: STYLE_EXIT_Y
	 * 
	 * Defines the key for the vertical relative coordinate connection point
	 * of an edge with its source terminal. Value is "exitY".
	 */
	STYLE_EXIT_Y: 'exitY',

	/**
	 * Variable: STYLE_EXIT_PERIMETER
	 * 
	 * Defines if the perimeter should be used to find the exact entry point
	 * along the perimeter of the source. Possible values are 0 (false) and
	 * 1 (true). Default is 1 (true). Value is "exitPerimeter".
	 */
	STYLE_EXIT_PERIMETER: 'exitPerimeter',

	/**
	 * Variable: STYLE_ENTRY_X
	 * 
	 * Defines the key for the horizontal relative coordinate connection point
	 * of an edge with its target terminal. Value is "entryX".
	 */
	STYLE_ENTRY_X: 'entryX',

	/**
	 * Variable: STYLE_ENTRY_Y
	 * 
	 * Defines the key for the vertical relative coordinate connection point
	 * of an edge with its target terminal. Value is "entryY".
	 */
	STYLE_ENTRY_Y: 'entryY',

	/**
	 * Variable: STYLE_ENTRY_PERIMETER
	 * 
	 * Defines if the perimeter should be used to find the exact entry point
	 * along the perimeter of the target. Possible values are 0 (false) and
	 * 1 (true). Default is 1 (true). Value is "entryPerimeter".
	 */
	STYLE_ENTRY_PERIMETER: 'entryPerimeter',

	/**
	 * Variable: STYLE_WHITE_SPACE
	 * 
	 * Defines the key for the white-space style. Possible values are 'nowrap'
	 * and 'wrap'. The default value is 'nowrap'. This value specifies how
	 * white-space inside a HTML vertex label should be handled. A value of
	 * 'nowrap' means the text will never wrap to the next line until a
	 * linefeed is encountered. A value of 'wrap' means text will wrap when
	 * necessary. This style is only used for HTML labels.
	 * See <mxGraph.isWrapping>. Value is "whiteSpace".
	 */
	STYLE_WHITE_SPACE: 'whiteSpace',

	/**
	 * Variable: STYLE_ROTATION
	 * 
	 * Defines the key for the rotation style. The type of the value is 
	 * numeric and the possible range is 0-360. Value is "rotation".
	 */
	STYLE_ROTATION: 'rotation',

	/**
	 * Variable: STYLE_FILLCOLOR
	 * 
	 * Defines the key for the fill color. Possible values are all HTML color
	 * names or HEX codes, as well as special keywords such as 'swimlane,
	 * 'inherit' or 'indicated' to use the color code of a related cell or the
	 * indicator shape. Value is "fillColor".
	 */
	STYLE_FILLCOLOR: 'fillColor',

	/**
	 * Variable: STYLE_POINTER_EVENTS
	 * 
	 * Specifies if pointer events should be fired on transparent backgrounds.
	 * This style is currently only supported in <mxRectangleShape>. Default
	 * is true. Value is "pointerEvents". This is typically set to
	 * false in groups where the transparent part should allow any underlying
	 * cells to be clickable.
	 */
	STYLE_POINTER_EVENTS: 'pointerEvents',

	/**
	 * Variable: STYLE_SWIMLANE_FILLCOLOR
	 * 
	 * Defines the key for the fill color of the swimlane background. Possible
	 * values are all HTML color names or HEX codes. Default is no background.
	 * Value is "swimlaneFillColor".
	 */
	STYLE_SWIMLANE_FILLCOLOR: 'swimlaneFillColor',

	/**
	 * Variable: STYLE_MARGIN
	 * 
	 * Defines the key for the margin between the ellipses in the double ellipse shape.
	 * Possible values are all positive numbers. Value is "margin".
	 */
	STYLE_MARGIN: 'margin',

	/**
	 * Variable: STYLE_GRADIENTCOLOR
	 * 
	 * Defines the key for the gradient color. Possible values are all HTML color
	 * names or HEX codes, as well as special keywords such as 'swimlane,
	 * 'inherit' or 'indicated' to use the color code of a related cell or the
	 * indicator shape. This is ignored if no fill color is defined. Value is
	 * "gradientColor".
	 */
	STYLE_GRADIENTCOLOR: 'gradientColor',

	/**
	 * Variable: STYLE_GRADIENT_DIRECTION
	 * 
	 * Defines the key for the gradient direction. Possible values are
	 * <DIRECTION_EAST>, <DIRECTION_WEST>, <DIRECTION_NORTH> and
	 * <DIRECTION_SOUTH>. Default is <DIRECTION_SOUTH>. Generally, and by
	 * default in mxGraph, gradient painting is done from the value of
	 * <STYLE_FILLCOLOR> to the value of <STYLE_GRADIENTCOLOR>. Taking the
	 * example of <DIRECTION_NORTH>, this means <STYLE_FILLCOLOR> color at the 
	 * bottom of paint pattern and <STYLE_GRADIENTCOLOR> at top, with a
	 * gradient in-between. Value is "gradientDirection".
	 */
	STYLE_GRADIENT_DIRECTION: 'gradientDirection',

	/**
	 * Variable: STYLE_STROKECOLOR
	 * 
	 * Defines the key for the strokeColor style. Possible values are all HTML
	 * color names or HEX codes, as well as special keywords such as 'swimlane,
	 * 'inherit', 'indicated' to use the color code of a related cell or the
	 * indicator shape or 'none' for no color. Value is "strokeColor".
	 */
	STYLE_STROKECOLOR: 'strokeColor',

	/**
	 * Variable: STYLE_SEPARATORCOLOR
	 * 
	 * Defines the key for the separatorColor style. Possible values are all
	 * HTML color names or HEX codes. This style is only used for
	 * <SHAPE_SWIMLANE> shapes. Value is "separatorColor".
	 */
	STYLE_SEPARATORCOLOR: 'separatorColor',

	/**
	 * Variable: STYLE_STROKEWIDTH
	 * 
	 * Defines the key for the strokeWidth style. The type of the value is 
	 * numeric and the possible range is any non-negative value larger or equal
	 * to 1. The value defines the stroke width in pixels. Note: To hide a
	 * stroke use strokeColor none. Value is "strokeWidth".
	 */
	STYLE_STROKEWIDTH: 'strokeWidth',

	/**
	 * Variable: STYLE_ALIGN
	 * 
	 * Defines the key for the align style. Possible values are <ALIGN_LEFT>,
	 * <ALIGN_CENTER> and <ALIGN_RIGHT>. This value defines how the lines of
	 * the label are horizontally aligned. <ALIGN_LEFT> mean label text lines
	 * are aligned to left of the label bounds, <ALIGN_RIGHT> to the right of
	 * the label bounds and <ALIGN_CENTER> means the center of the text lines
	 * are aligned in the center of the label bounds. Note this value doesn't
	 * affect the positioning of the overall label bounds relative to the
	 * vertex, to move the label bounds horizontally, use
	 * <STYLE_LABEL_POSITION>. Value is "align".
	 */
	STYLE_ALIGN: 'align',

	/**
	 * Variable: STYLE_VERTICAL_ALIGN
	 * 
	 * Defines the key for the verticalAlign style. Possible values are
	 * <ALIGN_TOP>, <ALIGN_MIDDLE> and <ALIGN_BOTTOM>. This value defines how
	 * the lines of the label are vertically aligned. <ALIGN_TOP> means the
	 * topmost label text line is aligned against the top of the label bounds,
	 * <ALIGN_BOTTOM> means the bottom-most label text line is aligned against
	 * the bottom of the label bounds and <ALIGN_MIDDLE> means there is equal
	 * spacing between the topmost text label line and the top of the label
	 * bounds and the bottom-most text label line and the bottom of the label
	 * bounds. Note this value doesn't affect the positioning of the overall
	 * label bounds relative to the vertex, to move the label bounds
	 * vertically, use <STYLE_VERTICAL_LABEL_POSITION>. Value is "verticalAlign".
	 */
	STYLE_VERTICAL_ALIGN: 'verticalAlign',

	/**
	 * Variable: STYLE_LABEL_WIDTH
	 * 
	 * Defines the key for the width of the label if the label position is not
	 * center. Value is "labelWidth".
	 */
	STYLE_LABEL_WIDTH: 'labelWidth',

	/**
	 * Variable: STYLE_LABEL_POSITION
	 * 
	 * Defines the key for the horizontal label position of vertices. Possible
	 * values are <ALIGN_LEFT>, <ALIGN_CENTER> and <ALIGN_RIGHT>. Default is
	 * <ALIGN_CENTER>. The label align defines the position of the label
	 * relative to the cell. <ALIGN_LEFT> means the entire label bounds is
	 * placed completely just to the left of the vertex, <ALIGN_RIGHT> means
	 * adjust to the right and <ALIGN_CENTER> means the label bounds are
	 * vertically aligned with the bounds of the vertex. Note this value
	 * doesn't affect the positioning of label within the label bounds, to move
	 * the label horizontally within the label bounds, use <STYLE_ALIGN>.
	 * Value is "labelPosition".
	 */
	STYLE_LABEL_POSITION: 'labelPosition',

	/**
	 * Variable: STYLE_VERTICAL_LABEL_POSITION
	 * 
	 * Defines the key for the vertical label position of vertices. Possible
	 * values are <ALIGN_TOP>, <ALIGN_BOTTOM> and <ALIGN_MIDDLE>. Default is
	 * <ALIGN_MIDDLE>. The label align defines the position of the label
	 * relative to the cell. <ALIGN_TOP> means the entire label bounds is
	 * placed completely just on the top of the vertex, <ALIGN_BOTTOM> means
	 * adjust on the bottom and <ALIGN_MIDDLE> means the label bounds are
	 * horizontally aligned with the bounds of the vertex. Note this value
	 * doesn't affect the positioning of label within the label bounds, to move
	 * the label vertically within the label bounds, use
	 * <STYLE_VERTICAL_ALIGN>. Value is "verticalLabelPosition".
	 */
	STYLE_VERTICAL_LABEL_POSITION: 'verticalLabelPosition',
	
	/**
	 * Variable: STYLE_IMAGE_ASPECT
	 * 
	 * Defines the key for the image aspect style. Possible values are 0 (do
	 * not preserve aspect) or 1 (keep aspect). This is only used in
	 * <mxImageShape>. Default is 1. Value is "imageAspect".
	 */
	STYLE_IMAGE_ASPECT: 'imageAspect',

	/**
	 * Variable: STYLE_IMAGE_ALIGN
	 * 
	 * Defines the key for the align style. Possible values are <ALIGN_LEFT>,
	 * <ALIGN_CENTER> and <ALIGN_RIGHT>. The value defines how any image in the
	 * vertex label is aligned horizontally within the label bounds of a
	 * <SHAPE_LABEL> shape. Value is "imageAlign".
	 */
	STYLE_IMAGE_ALIGN: 'imageAlign',

	/**
	 * Variable: STYLE_IMAGE_VERTICAL_ALIGN
	 * 
	 * Defines the key for the verticalAlign style. Possible values are
	 * <ALIGN_TOP>, <ALIGN_MIDDLE> and <ALIGN_BOTTOM>. The value defines how
	 * any image in the vertex label is aligned vertically within the label
	 * bounds of a <SHAPE_LABEL> shape. Value is "imageVerticalAlign".
	 */
	STYLE_IMAGE_VERTICAL_ALIGN: 'imageVerticalAlign',

	/**
	 * Variable: STYLE_GLASS
	 * 
	 * Defines the key for the glass style. Possible values are 0 (disabled) and
	 * 1(enabled). The default value is 0. This is used in <mxLabel>. Value is
	 * "glass".
	 */
	STYLE_GLASS: 'glass',

	/**
	 * Variable: STYLE_IMAGE
	 * 
	 * Defines the key for the image style. Possible values are any image URL,
	 * the type of the value is String. This is the path to the image that is
	 * to be displayed within the label of a vertex. Data URLs should use the
	 * following format: data:image/png,xyz where xyz is the base64 encoded
	 * data (without the "base64"-prefix). Note that Data URLs are only
	 * supported in modern browsers. Value is "image".
	 */
	STYLE_IMAGE: 'image',

	/**
	 * Variable: STYLE_IMAGE_WIDTH
	 * 
	 * Defines the key for the imageWidth style. The type of this value is
	 * int, the value is the image width in pixels and must be greater than 0.
	 * Value is "imageWidth".
	 */
	STYLE_IMAGE_WIDTH: 'imageWidth',

	/**
	 * Variable: STYLE_IMAGE_HEIGHT
	 * 
	 * Defines the key for the imageHeight style. The type of this value is
	 * int, the value is the image height in pixels and must be greater than 0.
	 * Value is "imageHeight".
	 */
	STYLE_IMAGE_HEIGHT: 'imageHeight',

	/**
	 * Variable: STYLE_IMAGE_BACKGROUND
	 * 
	 * Defines the key for the image background color. This style is only used
	 * in <mxImageShape>. Possible values are all HTML color names or HEX
	 * codes. Value is "imageBackground".
	 */
	STYLE_IMAGE_BACKGROUND: 'imageBackground',

	/**
	 * Variable: STYLE_IMAGE_BORDER
	 * 
	 * Defines the key for the image border color. This style is only used in
	 * <mxImageShape>. Possible values are all HTML color names or HEX codes.
	 * Value is "imageBorder".
	 */
	STYLE_IMAGE_BORDER: 'imageBorder',

	/**
	 * Variable: STYLE_FLIPH
	 * 
	 * Defines the key for the horizontal image flip. This style is only used
	 * in <mxImageShape>. Possible values are 0 and 1. Default is 0. Value is
	 * "flipH".
	 */
	STYLE_FLIPH: 'flipH',

	/**
	 * Variable: STYLE_FLIPV
	 * 
	 * Defines the key for the vertical flip. Possible values are 0 and 1.
	 * Default is 0. Value is "flipV".
	 */
	STYLE_FLIPV: 'flipV',

	/**
	 * Variable: STYLE_NOLABEL
	 * 
	 * Defines the key for the noLabel style. If this is true then no label is
	 * visible for a given cell. Possible values are true or false (1 or 0).
	 * Default is false. Value is "noLabel".
	 */
	STYLE_NOLABEL: 'noLabel',

	/**
	 * Variable: STYLE_NOEDGESTYLE
	 * 
	 * Defines the key for the noEdgeStyle style. If this is true then no edge
	 * style is applied for a given edge. Possible values are true or false
	 * (1 or 0). Default is false. Value is "noEdgeStyle".
	 */
	STYLE_NOEDGESTYLE: 'noEdgeStyle',

	/**
	 * Variable: STYLE_LABEL_BACKGROUNDCOLOR
	 * 
	 * Defines the key for the label background color. Possible values are all
	 * HTML color names or HEX codes. Value is "labelBackgroundColor".
	 */
	STYLE_LABEL_BACKGROUNDCOLOR: 'labelBackgroundColor',

	/**
	 * Variable: STYLE_LABEL_BORDERCOLOR
	 * 
	 * Defines the key for the label border color. Possible values are all
	 * HTML color names or HEX codes. Value is "labelBorderColor".
	 */
	STYLE_LABEL_BORDERCOLOR: 'labelBorderColor',

	/**
	 * Variable: STYLE_LABEL_PADDING
	 * 
	 * Defines the key for the label padding, ie. the space between the label
	 * border and the label. Value is "labelPadding".
	 */
	STYLE_LABEL_PADDING: 'labelPadding',

	/**
	 * Variable: STYLE_INDICATOR_SHAPE
	 * 
	 * Defines the key for the indicator shape used within an <mxLabel>.
	 * Possible values are all SHAPE_* constants or the names of any new
	 * shapes. The indicatorShape has precedence over the indicatorImage.
	 * Value is "indicatorShape".
	 */
	STYLE_INDICATOR_SHAPE: 'indicatorShape',

	/**
	 * Variable: STYLE_INDICATOR_IMAGE
	 * 
	 * Defines the key for the indicator image used within an <mxLabel>.
	 * Possible values are all image URLs. The indicatorShape has
	 * precedence over the indicatorImage. Value is "indicatorImage".
	 */
	STYLE_INDICATOR_IMAGE: 'indicatorImage',

	/**
	 * Variable: STYLE_INDICATOR_COLOR
	 * 
	 * Defines the key for the indicatorColor style. Possible values are all
	 * HTML color names or HEX codes, as well as the special 'swimlane' keyword
	 * to refer to the color of the parent swimlane if one exists. Value is
	 * "indicatorColor".
	 */
	STYLE_INDICATOR_COLOR: 'indicatorColor',

	/**
	 * Variable: STYLE_INDICATOR_STROKECOLOR
	 * 
	 * Defines the key for the indicator stroke color in <mxLabel>.
	 * Possible values are all color codes. Value is "indicatorStrokeColor".
	 */
	STYLE_INDICATOR_STROKECOLOR: 'indicatorStrokeColor',

	/**
	 * Variable: STYLE_INDICATOR_GRADIENTCOLOR
	 * 
	 * Defines the key for the indicatorGradientColor style. Possible values
	 * are all HTML color names or HEX codes. This style is only supported in
	 * <SHAPE_LABEL> shapes. Value is "indicatorGradientColor".
	 */
	STYLE_INDICATOR_GRADIENTCOLOR: 'indicatorGradientColor',

	/**
	 * Variable: STYLE_INDICATOR_SPACING
	 * 
	 * The defines the key for the spacing between the label and the
	 * indicator in <mxLabel>. Possible values are in pixels. Value is
	 * "indicatorSpacing".
	 */
	STYLE_INDICATOR_SPACING: 'indicatorSpacing',

	/**
	 * Variable: STYLE_INDICATOR_WIDTH
	 * 
	 * Defines the key for the indicator width. Possible values start at 0 (in
	 * pixels). Value is "indicatorWidth".
	 */
	STYLE_INDICATOR_WIDTH: 'indicatorWidth',

	/**
	 * Variable: STYLE_INDICATOR_HEIGHT
	 * 
	 * Defines the key for the indicator height. Possible values start at 0 (in
	 * pixels). Value is "indicatorHeight".
	 */
	STYLE_INDICATOR_HEIGHT: 'indicatorHeight',

	/**
	 * Variable: STYLE_INDICATOR_DIRECTION
	 * 
	 * Defines the key for the indicatorDirection style. The direction style is
	 * used to specify the direction of certain shapes (eg. <mxTriangle>).
	 * Possible values are <DIRECTION_EAST> (default), <DIRECTION_WEST>,
	 * <DIRECTION_NORTH> and <DIRECTION_SOUTH>. Value is "indicatorDirection".
	 */
	STYLE_INDICATOR_DIRECTION: 'indicatorDirection',

	/**
	 * Variable: STYLE_SHADOW
	 * 
	 * Defines the key for the shadow style. The type of the value is Boolean.
	 * Value is "shadow".
	 */
	STYLE_SHADOW: 'shadow',
	
	/**
	 * Variable: STYLE_SEGMENT
	 * 
	 * Defines the key for the segment style. The type of this value is float
	 * and the value represents the size of the horizontal segment of the
	 * entity relation style. Default is ENTITY_SEGMENT. Value is "segment".
	 */
	STYLE_SEGMENT: 'segment',
	
	/**
	 * Variable: STYLE_ENDARROW
	 *
	 * Defines the key for the end arrow marker. Possible values are all
	 * constants with an ARROW-prefix. This is only used in <mxConnector>.
	 * Value is "endArrow".
	 *
	 * Example:
	 * (code)
	 * style[mxConstants.STYLE_ENDARROW] = mxConstants.ARROW_CLASSIC;
	 * (end)
	 */
	STYLE_ENDARROW: 'endArrow',

	/**
	 * Variable: STYLE_STARTARROW
	 * 
	 * Defines the key for the start arrow marker. Possible values are all
	 * constants with an ARROW-prefix. This is only used in <mxConnector>.
	 * See <STYLE_ENDARROW>. Value is "startArrow".
	 */
	STYLE_STARTARROW: 'startArrow',

	/**
	 * Variable: STYLE_ENDSIZE
	 * 
	 * Defines the key for the endSize style. The type of this value is numeric
	 * and the value represents the size of the end marker in pixels. Value is
	 * "endSize".
	 */
	STYLE_ENDSIZE: 'endSize',

	/**
	 * Variable: STYLE_STARTSIZE
	 * 
	 * Defines the key for the startSize style. The type of this value is
	 * numeric and the value represents the size of the start marker or the
	 * size of the swimlane title region depending on the shape it is used for.
	 * Value is "startSize".
	 */
	STYLE_STARTSIZE: 'startSize',

	/**
	 * Variable: STYLE_SWIMLANE_LINE
	 * 
	 * Defines the key for the swimlaneLine style. This style specifies whether
	 * the line between the title regio of a swimlane should be visible. Use 0
	 * for hidden or 1 (default) for visible. Value is "swimlaneLine".
	 */
	STYLE_SWIMLANE_LINE: 'swimlaneLine',

	/**
	 * Variable: STYLE_ENDFILL
	 * 
	 * Defines the key for the endFill style. Use 0 for no fill or 1 (default)
	 * for fill. (This style is only exported via <mxImageExport>.) Value is
	 * "endFill".
	 */
	STYLE_ENDFILL: 'endFill',

	/**
	 * Variable: STYLE_STARTFILL
	 * 
	 * Defines the key for the startFill style. Use 0 for no fill or 1 (default)
	 * for fill. (This style is only exported via <mxImageExport>.) Value is
	 * "startFill".
	 */
	STYLE_STARTFILL: 'startFill',

	/**
	 * Variable: STYLE_DASHED
	 * 
	 * Defines the key for the dashed style. Use 0 (default) for non-dashed or 1
	 * for dashed. Value is "dashed".
	 */
	STYLE_DASHED: 'dashed',

	/**
	 * Defines the key for the dashed pattern style in SVG and image exports.
	 * The type of this value is a space separated list of numbers that specify
	 * a custom-defined dash pattern. Dash styles are defined in terms of the
	 * length of the dash (the drawn part of the stroke) and the length of the
	 * space between the dashes. The lengths are relative to the line width: a
	 * length of "1" is equal to the line width. VML ignores this style and
	 * uses dashStyle instead as defined in the VML specification. This style
	 * is only used in the <mxConnector> shape. Value is "dashPattern".
	 */
	STYLE_DASH_PATTERN: 'dashPattern',

	/**
	 * Variable: STYLE_FIX_DASH
	 * 
	 * Defines the key for the fixDash style. Use 0 (default) for dash patterns
	 * that depend on the linewidth and 1 for dash patterns that ignore the
	 * line width. Value is "fixDash".
	 */
	STYLE_FIX_DASH: 'fixDash',

	/**
	 * Variable: STYLE_ROUNDED
	 * 
	 * Defines the key for the rounded style. The type of this value is
	 * Boolean. For edges this determines whether or not joins between edges
	 * segments are smoothed to a rounded finish. For vertices that have the
	 * rectangle shape, this determines whether or not the rectangle is
	 * rounded. Use 0 (default) for non-rounded or 1 for rounded. Value is
	 * "rounded".
	 */
	STYLE_ROUNDED: 'rounded',

	/**
	 * Variable: STYLE_CURVED
	 * 
	 * Defines the key for the curved style. The type of this value is
	 * Boolean. It is only applicable for connector shapes. Use 0 (default)
	 * for non-curved or 1 for curved. Value is "curved".
	 */
	STYLE_CURVED: 'curved',

	/**
	 * Variable: STYLE_ARCSIZE
	 * 
	 * Defines the rounding factor for a rounded rectangle in percent (without
	 * the percent sign). Possible values are between 0 and 100. If this value
	 * is not specified then RECTANGLE_ROUNDING_FACTOR * 100 is used. For
	 * edges, this defines the absolute size of rounded corners in pixels. If
	 * this values is not specified then LINE_ARCSIZE is used.
	 * (This style is only exported via <mxImageExport>.) Value is "arcSize".
	 */
	STYLE_ARCSIZE: 'arcSize',

	/**
	 * Variable: STYLE_ABSOLUTE_ARCSIZE
	 * 
	 * Defines the key for the absolute arc size style. This specifies if
	 * arcSize for rectangles is abolute or relative. Possible values are 1
	 * and 0 (default). Value is "absoluteArcSize".
	 */
	STYLE_ABSOLUTE_ARCSIZE: 'absoluteArcSize',

	/**
	 * Variable: STYLE_SOURCE_PERIMETER_SPACING
	 * 
	 * Defines the key for the source perimeter spacing. The type of this value
	 * is numeric. This is the distance between the source connection point of
	 * an edge and the perimeter of the source vertex in pixels. This style
	 * only applies to edges. Value is "sourcePerimeterSpacing".
	 */
	STYLE_SOURCE_PERIMETER_SPACING: 'sourcePerimeterSpacing',

	/**
	 * Variable: STYLE_TARGET_PERIMETER_SPACING
	 * 
	 * Defines the key for the target perimeter spacing. The type of this value
	 * is numeric. This is the distance between the target connection point of
	 * an edge and the perimeter of the target vertex in pixels. This style
	 * only applies to edges. Value is "targetPerimeterSpacing".
	 */
	STYLE_TARGET_PERIMETER_SPACING: 'targetPerimeterSpacing',

	/**
	 * Variable: STYLE_PERIMETER_SPACING
	 * 
	 * Defines the key for the perimeter spacing. This is the distance between
	 * the connection point and the perimeter in pixels. When used in a vertex
	 * style, this applies to all incoming edges to floating ports (edges that
	 * terminate on the perimeter of the vertex). When used in an edge style,
	 * this spacing applies to the source and target separately, if they
	 * terminate in floating ports (on the perimeter of the vertex). Value is
	 * "perimeterSpacing".
	 */
	STYLE_PERIMETER_SPACING: 'perimeterSpacing',

	/**
	 * Variable: STYLE_SPACING
	 * 
	 * Defines the key for the spacing. The value represents the spacing, in
	 * pixels, added to each side of a label in a vertex (style applies to
	 * vertices only). Value is "spacing".
	 */
	STYLE_SPACING: 'spacing',

	/**
	 * Variable: STYLE_SPACING_TOP
	 * 
	 * Defines the key for the spacingTop style. The value represents the
	 * spacing, in pixels, added to the top side of a label in a vertex (style
	 * applies to vertices only). Value is "spacingTop".
	 */
	STYLE_SPACING_TOP: 'spacingTop',

	/**
	 * Variable: STYLE_SPACING_LEFT
	 * 
	 * Defines the key for the spacingLeft style. The value represents the
	 * spacing, in pixels, added to the left side of a label in a vertex (style
	 * applies to vertices only). Value is "spacingLeft".
	 */
	STYLE_SPACING_LEFT: 'spacingLeft',

	/**
	 * Variable: STYLE_SPACING_BOTTOM
	 * 
	 * Defines the key for the spacingBottom style The value represents the
	 * spacing, in pixels, added to the bottom side of a label in a vertex
	 * (style applies to vertices only). Value is "spacingBottom".
	 */
	STYLE_SPACING_BOTTOM: 'spacingBottom',

	/**
	 * Variable: STYLE_SPACING_RIGHT
	 * 
	 * Defines the key for the spacingRight style The value represents the
	 * spacing, in pixels, added to the right side of a label in a vertex (style
	 * applies to vertices only). Value is "spacingRight".
	 */
	STYLE_SPACING_RIGHT: 'spacingRight',

	/**
	 * Variable: STYLE_HORIZONTAL
	 * 
	 * Defines the key for the horizontal style. Possible values are
	 * true or false. This value only applies to vertices. If the <STYLE_SHAPE>
	 * is "SHAPE_SWIMLANE" a value of false indicates that the
	 * swimlane should be drawn vertically, true indicates to draw it
	 * horizontally. If the shape style does not indicate that this vertex is a
	 * swimlane, this value affects only whether the label is drawn
	 * horizontally or vertically. Value is "horizontal".
	 */
	STYLE_HORIZONTAL: 'horizontal',

	/**
	 * Variable: STYLE_DIRECTION
	 * 
	 * Defines the key for the direction style. The direction style is used
	 * to specify the direction of certain shapes (eg. <mxTriangle>).
	 * Possible values are <DIRECTION_EAST> (default), <DIRECTION_WEST>,
	 * <DIRECTION_NORTH> and <DIRECTION_SOUTH>. Value is "direction".
	 */
	STYLE_DIRECTION: 'direction',

	/**
	 * Variable: STYLE_ANCHOR_POINT_DIRECTION
	 * 
	 * Defines the key for the anchorPointDirection style. The defines if the
	 * direction style should be taken into account when computing the fixed
	 * point location for connected edges. Default is 1 (yes). Set this to 0
	 * to ignore the direction style for fixed connection points. Value is
	 * "anchorPointDirection".
	 */
	STYLE_ANCHOR_POINT_DIRECTION: 'anchorPointDirection',

	/**
	 * Variable: STYLE_ELBOW
	 * 
	 * Defines the key for the elbow style. Possible values are
	 * <ELBOW_HORIZONTAL> and <ELBOW_VERTICAL>. Default is <ELBOW_HORIZONTAL>.
	 * This defines how the three segment orthogonal edge style leaves its
	 * terminal vertices. The vertical style leaves the terminal vertices at
	 * the top and bottom sides. Value is "elbow".
	 */
	STYLE_ELBOW: 'elbow',

	/**
	 * Variable: STYLE_FONTCOLOR
	 * 
	 * Defines the key for the fontColor style. Possible values are all HTML
	 * color names or HEX codes. Value is "fontColor".
	 */
	STYLE_FONTCOLOR: 'fontColor',

	/**
	 * Variable: STYLE_FONTFAMILY
	 * 
	 * Defines the key for the fontFamily style. Possible values are names such
	 * as Arial; Dialog; Verdana; Times New Roman. The value is of type String.
	 * Value is fontFamily.
	 */
	STYLE_FONTFAMILY: 'fontFamily',

	/**
	 * Variable: STYLE_FONTSIZE
	 * 
	 * Defines the key for the fontSize style (in px). The type of the value
	 * is int. Value is "fontSize".
	 */
	STYLE_FONTSIZE: 'fontSize',

	/**
	 * Variable: STYLE_FONTSTYLE
	 * 
	 * Defines the key for the fontStyle style. Values may be any logical AND
	 * (sum) of <FONT_BOLD>, <FONT_ITALIC> and <FONT_UNDERLINE>.
	 * The type of the value is int. Value is "fontStyle".
	 */
	STYLE_FONTSTYLE: 'fontStyle',
	
	/**
	 * Variable: STYLE_ASPECT
	 * 
	 * Defines the key for the aspect style. Possible values are empty or fixed.
	 * If fixed is used then the aspect ratio of the cell will be maintained
	 * when resizing. Default is empty. Value is "aspect".
	 */
	STYLE_ASPECT: 'aspect',

	/**
	 * Variable: STYLE_AUTOSIZE
	 * 
	 * Defines the key for the autosize style. This specifies if a cell should be
	 * resized automatically if the value has changed. Possible values are 0 or 1.
	 * Default is 0. See <mxGraph.isAutoSizeCell>. This is normally combined with
	 * <STYLE_RESIZABLE> to disable manual sizing. Value is "autosize".
	 */
	STYLE_AUTOSIZE: 'autosize',

	/**
	 * Variable: STYLE_FOLDABLE
	 * 
	 * Defines the key for the foldable style. This specifies if a cell is foldable
	 * using a folding icon. Possible values are 0 or 1. Default is 1. See
	 * <mxGraph.isCellFoldable>. Value is "foldable".
	 */
	STYLE_FOLDABLE: 'foldable',

	/**
	 * Variable: STYLE_EDITABLE
	 * 
	 * Defines the key for the editable style. This specifies if the value of
	 * a cell can be edited using the in-place editor. Possible values are 0 or
	 * 1. Default is 1. See <mxGraph.isCellEditable>. Value is "editable".
	 */
	STYLE_EDITABLE: 'editable',

	/**
	 * Variable: STYLE_BACKGROUND_OUTLINE
	 * 
	 * Defines the key for the backgroundOutline style. This specifies if a
	 * only the background of a cell should be painted when it is highlighted.
	 * Possible values are 0 or 1. Default is 0. Value is "backgroundOutline".
	 */
	STYLE_BACKGROUND_OUTLINE: 'backgroundOutline',

	/**
	 * Variable: STYLE_BENDABLE
	 * 
	 * Defines the key for the bendable style. This specifies if the control
	 * points of an edge can be moved. Possible values are 0 or 1. Default is
	 * 1. See <mxGraph.isCellBendable>. Value is "bendable".
	 */
	STYLE_BENDABLE: 'bendable',

	/**
	 * Variable: STYLE_MOVABLE
	 * 
	 * Defines the key for the movable style. This specifies if a cell can
	 * be moved. Possible values are 0 or 1. Default is 1. See
	 * <mxGraph.isCellMovable>. Value is "movable".
	 */
	STYLE_MOVABLE: 'movable',

	/**
	 * Variable: STYLE_RESIZABLE
	 * 
	 * Defines the key for the resizable style. This specifies if a cell can
	 * be resized. Possible values are 0 or 1. Default is 1. See
	 * <mxGraph.isCellResizable>. Value is "resizable".
	 */
	STYLE_RESIZABLE: 'resizable',

	/**
	 * Variable: STYLE_RESIZE_WIDTH
	 * 
	 * Defines the key for the resizeWidth style. This specifies if a cell's
	 * width is resized if the parent is resized. If this is 1 then the width
	 * will be resized even if the cell's geometry is relative. If this is 0
	 * then the cell's width will not be resized. Default is not defined. Value
	 * is "resizeWidth".
	 */
	STYLE_RESIZE_WIDTH: 'resizeWidth',

	/**
	 * Variable: STYLE_RESIZE_WIDTH
	 * 
	 * Defines the key for the resizeHeight style. This specifies if a cell's
	 * height if resize if the parent is resized. If this is 1 then the height
	 * will be resized even if the cell's geometry is relative. If this is 0
	 * then the cell's height will not be resized. Default is not defined. Value
	 * is "resizeHeight".
	 */
	STYLE_RESIZE_HEIGHT: 'resizeHeight',

	/**
	 * Variable: STYLE_ROTATABLE
	 * 
	 * Defines the key for the rotatable style. This specifies if a cell can
	 * be rotated. Possible values are 0 or 1. Default is 1. See
	 * <mxGraph.isCellRotatable>. Value is "rotatable".
	 */
	STYLE_ROTATABLE: 'rotatable',

	/**
	 * Variable: STYLE_CLONEABLE
	 * 
	 * Defines the key for the cloneable style. This specifies if a cell can
	 * be cloned. Possible values are 0 or 1. Default is 1. See
	 * <mxGraph.isCellCloneable>. Value is "cloneable".
	 */
	STYLE_CLONEABLE: 'cloneable',

	/**
	 * Variable: STYLE_DELETABLE
	 * 
	 * Defines the key for the deletable style. This specifies if a cell can be
	 * deleted. Possible values are 0 or 1. Default is 1. See
	 * <mxGraph.isCellDeletable>. Value is "deletable".
	 */
	STYLE_DELETABLE: 'deletable',

	/**
	 * Variable: STYLE_SHAPE
	 * 
	 * Defines the key for the shape. Possible values are all constants with
	 * a SHAPE-prefix or any newly defined shape names. Value is "shape".
	 */
	STYLE_SHAPE: 'shape',

	/**
	 * Variable: STYLE_EDGE
	 * 
	 * Defines the key for the edge style. Possible values are the functions
	 * defined in <mxEdgeStyle>. Value is "edgeStyle".
	 */
	STYLE_EDGE: 'edgeStyle',

	/**
	 * Variable: STYLE_JETTY_SIZE
	 * 
	 * Defines the key for the jetty size in <mxEdgeStyle.OrthConnector>.
	 * Default is 10. Possible values are all numeric values or "auto".
	 * Value is "jettySize".
	 */
	STYLE_JETTY_SIZE: 'jettySize',

	/**
	 * Variable: STYLE_SOURCE_JETTY_SIZE
	 * 
	 * Defines the key for the jetty size in <mxEdgeStyle.OrthConnector>.
	 * Default is 10. Possible values are numeric values or "auto". This has
	 * precedence over <STYLE_JETTY_SIZE>. Value is "sourceJettySize".
	 */
	STYLE_SOURCE_JETTY_SIZE: 'sourceJettySize',

	/**
	 * Variable: targetJettySize
	 * 
	 * Defines the key for the jetty size in <mxEdgeStyle.OrthConnector>.
	 * Default is 10. Possible values are numeric values or "auto". This has
	 * precedence over <STYLE_JETTY_SIZE>. Value is "targetJettySize".
	 */
	STYLE_TARGET_JETTY_SIZE: 'targetJettySize',

	/**
	 * Variable: STYLE_LOOP
	 * 
	 * Defines the key for the loop style. Possible values are the functions
	 * defined in <mxEdgeStyle>. Value is "loopStyle".
	 */
	STYLE_LOOP: 'loopStyle',

	/**
	 * Variable: STYLE_ORTHOGONAL_LOOP
	 * 
	 * Defines the key for the orthogonal loop style. Possible values are 0 and
	 * 1. Default is 0. Value is "orthogonalLoop". Use this style to specify
	 * if loops should be routed using an orthogonal router. Currently, this
	 * uses <mxEdgeStyle.OrthConnector> but will be replaced with a dedicated
	 * orthogonal loop router in later releases.
	 */
	STYLE_ORTHOGONAL_LOOP: 'orthogonalLoop',

	/**
	 * Variable: STYLE_ROUTING_CENTER_X
	 * 
	 * Defines the key for the horizontal routing center. Possible values are
	 * between -0.5 and 0.5. This is the relative offset from the center used
	 * for connecting edges. The type of this value is numeric. Value is
	 * "routingCenterX".
	 */
	STYLE_ROUTING_CENTER_X: 'routingCenterX',

	/**
	 * Variable: STYLE_ROUTING_CENTER_Y
	 * 
	 * Defines the key for the vertical routing center. Possible values are
	 * between -0.5 and 0.5. This is the relative offset from the center used
	 * for connecting edges. The type of this value is numeric. Value is
	 * "routingCenterY".
	 */
	STYLE_ROUTING_CENTER_Y: 'routingCenterY',

	/**
	 * Variable: FONT_BOLD
	 * 
	 * Constant for bold fonts. Default is 1.
	 */
	FONT_BOLD: 1,

	/**
	 * Variable: FONT_ITALIC
	 * 
	 * Constant for italic fonts. Default is 2.
	 */
	FONT_ITALIC: 2,

	/**
	 * Variable: FONT_UNDERLINE
	 * 
	 * Constant for underlined fonts. Default is 4.
	 */
	FONT_UNDERLINE: 4,

	/**
	 * Variable: SHAPE_RECTANGLE
	 * 
	 * Name under which <mxRectangleShape> is registered in <mxCellRenderer>.
	 * Default is rectangle.
	 */
	SHAPE_RECTANGLE: 'rectangle',

	/**
	 * Variable: SHAPE_ELLIPSE
	 * 
	 * Name under which <mxEllipse> is registered in <mxCellRenderer>.
	 * Default is ellipse.
	 */
	SHAPE_ELLIPSE: 'ellipse',

	/**
	 * Variable: SHAPE_DOUBLE_ELLIPSE
	 * 
	 * Name under which <mxDoubleEllipse> is registered in <mxCellRenderer>.
	 * Default is doubleEllipse.
	 */
	SHAPE_DOUBLE_ELLIPSE: 'doubleEllipse',

	/**
	 * Variable: SHAPE_RHOMBUS
	 * 
	 * Name under which <mxRhombus> is registered in <mxCellRenderer>.
	 * Default is rhombus.
	 */
	SHAPE_RHOMBUS: 'rhombus',

	/**
	 * Variable: SHAPE_LINE
	 * 
	 * Name under which <mxLine> is registered in <mxCellRenderer>.
	 * Default is line.
	 */
	SHAPE_LINE: 'line',

	/**
	 * Variable: SHAPE_IMAGE
	 * 
	 * Name under which <mxImageShape> is registered in <mxCellRenderer>.
	 * Default is image.
	 */
	SHAPE_IMAGE: 'image',
	
	/**
	 * Variable: SHAPE_ARROW
	 * 
	 * Name under which <mxArrow> is registered in <mxCellRenderer>.
	 * Default is arrow.
	 */
	SHAPE_ARROW: 'arrow',
	
	/**
	 * Variable: SHAPE_ARROW_CONNECTOR
	 * 
	 * Name under which <mxArrowConnector> is registered in <mxCellRenderer>.
	 * Default is arrowConnector.
	 */
	SHAPE_ARROW_CONNECTOR: 'arrowConnector',
	
	/**
	 * Variable: SHAPE_LABEL
	 * 
	 * Name under which <mxLabel> is registered in <mxCellRenderer>.
	 * Default is label.
	 */
	SHAPE_LABEL: 'label',
	
	/**
	 * Variable: SHAPE_CYLINDER
	 * 
	 * Name under which <mxCylinder> is registered in <mxCellRenderer>.
	 * Default is cylinder.
	 */
	SHAPE_CYLINDER: 'cylinder',
	
	/**
	 * Variable: SHAPE_SWIMLANE
	 * 
	 * Name under which <mxSwimlane> is registered in <mxCellRenderer>.
	 * Default is swimlane.
	 */
	SHAPE_SWIMLANE: 'swimlane',
		
	/**
	 * Variable: SHAPE_CONNECTOR
	 * 
	 * Name under which <mxConnector> is registered in <mxCellRenderer>.
	 * Default is connector.
	 */
	SHAPE_CONNECTOR: 'connector',

	/**
	 * Variable: SHAPE_ACTOR
	 * 
	 * Name under which <mxActor> is registered in <mxCellRenderer>.
	 * Default is actor.
	 */
	SHAPE_ACTOR: 'actor',
		
	/**
	 * Variable: SHAPE_CLOUD
	 * 
	 * Name under which <mxCloud> is registered in <mxCellRenderer>.
	 * Default is cloud.
	 */
	SHAPE_CLOUD: 'cloud',
		
	/**
	 * Variable: SHAPE_TRIANGLE
	 * 
	 * Name under which <mxTriangle> is registered in <mxCellRenderer>.
	 * Default is triangle.
	 */
	SHAPE_TRIANGLE: 'triangle',
		
	/**
	 * Variable: SHAPE_HEXAGON
	 * 
	 * Name under which <mxHexagon> is registered in <mxCellRenderer>.
	 * Default is hexagon.
	 */
	SHAPE_HEXAGON: 'hexagon',

	/**
	 * Variable: ARROW_CLASSIC
	 * 
	 * Constant for classic arrow markers.
	 */
	ARROW_CLASSIC: 'classic',

	/**
	 * Variable: ARROW_CLASSIC_THIN
	 * 
	 * Constant for thin classic arrow markers.
	 */
	ARROW_CLASSIC_THIN: 'classicThin',

	/**
	 * Variable: ARROW_BLOCK
	 * 
	 * Constant for block arrow markers.
	 */
	ARROW_BLOCK: 'block',

	/**
	 * Variable: ARROW_BLOCK_THIN
	 * 
	 * Constant for thin block arrow markers.
	 */
	ARROW_BLOCK_THIN: 'blockThin',

	/**
	 * Variable: ARROW_OPEN
	 * 
	 * Constant for open arrow markers.
	 */
	ARROW_OPEN: 'open',

	/**
	 * Variable: ARROW_OPEN_THIN
	 * 
	 * Constant for thin open arrow markers.
	 */
	ARROW_OPEN_THIN: 'openThin',

	/**
	 * Variable: ARROW_OVAL
	 * 
	 * Constant for oval arrow markers.
	 */
	ARROW_OVAL: 'oval',

	/**
	 * Variable: ARROW_DIAMOND
	 * 
	 * Constant for diamond arrow markers.
	 */
	ARROW_DIAMOND: 'diamond',

	/**
	 * Variable: ARROW_DIAMOND_THIN
	 * 
	 * Constant for thin diamond arrow markers.
	 */
	ARROW_DIAMOND_THIN: 'diamondThin',

	/**
	 * Variable: ALIGN_LEFT
	 * 
	 * Constant for left horizontal alignment. Default is left.
	 */
	ALIGN_LEFT: 'left',

	/**
	 * Variable: ALIGN_CENTER
	 * 
	 * Constant for center horizontal alignment. Default is center.
	 */
	ALIGN_CENTER: 'center',

	/**
	 * Variable: ALIGN_RIGHT
	 * 
	 * Constant for right horizontal alignment. Default is right.
	 */
	ALIGN_RIGHT: 'right',

	/**
	 * Variable: ALIGN_TOP
	 * 
	 * Constant for top vertical alignment. Default is top.
	 */
	ALIGN_TOP: 'top',

	/**
	 * Variable: ALIGN_MIDDLE
	 * 
	 * Constant for middle vertical alignment. Default is middle.
	 */
	ALIGN_MIDDLE: 'middle',

	/**
	 * Variable: ALIGN_BOTTOM
	 * 
	 * Constant for bottom vertical alignment. Default is bottom.
	 */
	ALIGN_BOTTOM: 'bottom',

	/**
	 * Variable: DIRECTION_NORTH
	 * 
	 * Constant for direction north. Default is north.
	 */
	DIRECTION_NORTH: 'north',

	/**
	 * Variable: DIRECTION_SOUTH
	 * 
	 * Constant for direction south. Default is south.
	 */
	DIRECTION_SOUTH: 'south',

	/**
	 * Variable: DIRECTION_EAST
	 * 
	 * Constant for direction east. Default is east.
	 */
	DIRECTION_EAST: 'east',

	/**
	 * Variable: DIRECTION_WEST
	 * 
	 * Constant for direction west. Default is west.
	 */
	DIRECTION_WEST: 'west',

	/**
	 * Variable: TEXT_DIRECTION_DEFAULT
	 * 
	 * Constant for text direction default. Default is an empty string. Use
	 * this value to use the default text direction of the operating system. 
	 */
	TEXT_DIRECTION_DEFAULT: '',

	/**
	 * Variable: TEXT_DIRECTION_AUTO
	 * 
	 * Constant for text direction automatic. Default is auto. Use this value
	 * to find the direction for a given text with <mxText.getAutoDirection>. 
	 */
	TEXT_DIRECTION_AUTO: 'auto',

	/**
	 * Variable: TEXT_DIRECTION_LTR
	 * 
	 * Constant for text direction left to right. Default is ltr. Use this
	 * value for left to right text direction.
	 */
	TEXT_DIRECTION_LTR: 'ltr',

	/**
	 * Variable: TEXT_DIRECTION_RTL
	 * 
	 * Constant for text direction right to left. Default is rtl. Use this
	 * value for right to left text direction.
	 */
	TEXT_DIRECTION_RTL: 'rtl',

	/**
	 * Variable: DIRECTION_MASK_NONE
	 * 
	 * Constant for no direction.
	 */
	DIRECTION_MASK_NONE: 0,

	/**
	 * Variable: DIRECTION_MASK_WEST
	 * 
	 * Bitwise mask for west direction.
	 */
	DIRECTION_MASK_WEST: 1,
	
	/**
	 * Variable: DIRECTION_MASK_NORTH
	 * 
	 * Bitwise mask for north direction.
	 */
	DIRECTION_MASK_NORTH: 2,

	/**
	 * Variable: DIRECTION_MASK_SOUTH
	 * 
	 * Bitwise mask for south direction.
	 */
	DIRECTION_MASK_SOUTH: 4,

	/**
	 * Variable: DIRECTION_MASK_EAST
	 * 
	 * Bitwise mask for east direction.
	 */
	DIRECTION_MASK_EAST: 8,
	
	/**
	 * Variable: DIRECTION_MASK_ALL
	 * 
	 * Bitwise mask for all directions.
	 */
	DIRECTION_MASK_ALL: 15,

	/**
	 * Variable: ELBOW_VERTICAL
	 * 
	 * Constant for elbow vertical. Default is horizontal.
	 */
	ELBOW_VERTICAL: 'vertical',

	/**
	 * Variable: ELBOW_HORIZONTAL
	 * 
	 * Constant for elbow horizontal. Default is horizontal.
	 */
	ELBOW_HORIZONTAL: 'horizontal',

	/**
	 * Variable: EDGESTYLE_ELBOW
	 * 
	 * Name of the elbow edge style. Can be used as a string value
	 * for the STYLE_EDGE style.
	 */
	EDGESTYLE_ELBOW: 'elbowEdgeStyle',

	/**
	 * Variable: EDGESTYLE_ENTITY_RELATION
	 * 
	 * Name of the entity relation edge style. Can be used as a string value
	 * for the STYLE_EDGE style.
	 */
	EDGESTYLE_ENTITY_RELATION: 'entityRelationEdgeStyle',

	/**
	 * Variable: EDGESTYLE_LOOP
	 * 
	 * Name of the loop edge style. Can be used as a string value
	 * for the STYLE_EDGE style.
	 */
	EDGESTYLE_LOOP: 'loopEdgeStyle',

	/**
	 * Variable: EDGESTYLE_SIDETOSIDE
	 * 
	 * Name of the side to side edge style. Can be used as a string value
	 * for the STYLE_EDGE style.
	 */
	EDGESTYLE_SIDETOSIDE: 'sideToSideEdgeStyle',

	/**
	 * Variable: EDGESTYLE_TOPTOBOTTOM
	 * 
	 * Name of the top to bottom edge style. Can be used as a string value
	 * for the STYLE_EDGE style.
	 */
	EDGESTYLE_TOPTOBOTTOM: 'topToBottomEdgeStyle',

	/**
	 * Variable: EDGESTYLE_ORTHOGONAL
	 * 
	 * Name of the generic orthogonal edge style. Can be used as a string value
	 * for the STYLE_EDGE style.
	 */
	EDGESTYLE_ORTHOGONAL: 'orthogonalEdgeStyle',

	/**
	 * Variable: EDGESTYLE_SEGMENT
	 * 
	 * Name of the generic segment edge style. Can be used as a string value
	 * for the STYLE_EDGE style.
	 */
	EDGESTYLE_SEGMENT: 'segmentEdgeStyle',
 
	/**
	 * Variable: PERIMETER_ELLIPSE
	 * 
	 * Name of the ellipse perimeter. Can be used as a string value
	 * for the STYLE_PERIMETER style.
	 */
	PERIMETER_ELLIPSE: 'ellipsePerimeter',

	/**
	 * Variable: PERIMETER_RECTANGLE
	 *
	 * Name of the rectangle perimeter. Can be used as a string value
	 * for the STYLE_PERIMETER style.
	 */
	PERIMETER_RECTANGLE: 'rectanglePerimeter',

	/**
	 * Variable: PERIMETER_RHOMBUS
	 * 
	 * Name of the rhombus perimeter. Can be used as a string value
	 * for the STYLE_PERIMETER style.
	 */
	PERIMETER_RHOMBUS: 'rhombusPerimeter',

	/**
	 * Variable: PERIMETER_HEXAGON
	 * 
	 * Name of the hexagon perimeter. Can be used as a string value 
	 * for the STYLE_PERIMETER style.
	 */
	PERIMETER_HEXAGON: 'hexagonPerimeter',

	/**
	 * Variable: PERIMETER_TRIANGLE
	 * 
	 * Name of the triangle perimeter. Can be used as a string value
	 * for the STYLE_PERIMETER style.
	 */
	PERIMETER_TRIANGLE: 'trianglePerimeter'

};