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Class JXG.JSXGraph


      ↳ JXG.JSXGraph

The JXG.JSXGraph singleton stores all properties required to load, save, create and free a board.

Defined in: jsxgraph.js.

Class Summary
Constructor Attributes Constructor Name and Description
 
JXG.JSXGraph()
Constructs a new JSXGraph singleton object.
Field Summary
Field Attributes Field Name and Description
<static>  
JXG.JSXGraph.rendererType
Stores the renderer that is used to draw the boards.
Method Summary
Method Attributes Method Name and Description
<private> <static>  
JXG.JSXGraph._fillBoard(board, attr, dimensions)
Further initialization of the board.
<private> <static>  
JXG.JSXGraph._removeARIANodes(board)
Remove the two corresponding ARIA divs when freeing a board
<private> <static>  
JXG.JSXGraph._setARIA(container, attr)
<private> <static>  
JXG.JSXGraph._setAttributes(attributes, options)
Merge the user supplied attributes with the attributes in options.js
<static>  
JXG.JSXGraph.freeBoard(board)
Delete a board and all its contents.
<static>  
JXG.JSXGraph.initBoard(box, attributes)
Initialize a new board.
<private> <static>  
JXG.JSXGraph.initRenderer(box, dim, doc, attrRenderer)
Initialize the rendering engine
<static>  
JXG.JSXGraph.loadBoardFromFile(box, file, format, attributes, callback)
Load a board from a file containing a construction made with either GEONExT, Intergeo, Geogebra, or Cinderella.
<static>  
JXG.JSXGraph.loadBoardFromString(box, string, format, attributes, callback)
Load a board from a base64 encoded string containing a construction made with either GEONExT, Intergeo, Geogebra, or Cinderella.
<static> <deprecated>  
JXG.JSXGraph.registerElement(element, creator)
Class Detail
JXG.JSXGraph()
Constructs a new JSXGraph singleton object.
Field Detail
<static> {String} JXG.JSXGraph.rendererType
Stores the renderer that is used to draw the boards.
Method Detail
<private> <static> JXG.JSXGraph._fillBoard(board, attr, dimensions)
Further initialization of the board. Set some properties from attribute values.
Parameters:
{JXG.Board} board
{Object} attr
attributes object
{Object} dimensions
Object containing dimensions of the canvas
<private> <static> JXG.JSXGraph._removeARIANodes(board)
Remove the two corresponding ARIA divs when freeing a board
Parameters:
{JXG.Board} board
<private> <static> JXG.JSXGraph._setARIA(container, attr)
Parameters:
{String|Object} container
id of or reference to the HTML element in which the board is painted.
{Object} attr
An object that sets some of the board properties.
<private> <static> {Object} JXG.JSXGraph._setAttributes(attributes, options)
Merge the user supplied attributes with the attributes in options.js
Parameters:
{Object} attributes
User supplied attributes
options
Returns:
{Object} Merged attributes for the board
<static> JXG.JSXGraph.freeBoard(board)
Delete a board and all its contents.
Parameters:
{JXG.Board|String} board
id of or reference to the DOM element in which the board is drawn.
<static> {JXG.Board} JXG.JSXGraph.initBoard(box, attributes)
Initialize a new board.
Parameters:
{String|Object} box
id of or reference to the HTML element in which the board is painted.
{Object} attributes
An object that sets some of the board properties. Most of these properties can be set via JXG.Options.
{Array} attributes.boundingbox Optional, Default: [-5, 5, 5, -5]
An array containing four numbers describing the left, top, right and bottom boundary of the board in user coordinates
{Boolean} attributes.keepaspectratio Optional, Default: false
If true, the bounding box is adjusted to the same aspect ratio as the aspect ratio of the div containing the board.
{Boolean} attributes.showCopyright Optional, Default: false
Show the copyright string in the top left corner.
{Boolean} attributes.showNavigation Optional, Default: false
Show the navigation buttons in the bottom right corner.
{Object} attributes.zoom Optional
Allow the user to zoom with the mouse wheel or the two-fingers-zoom gesture.
{Object} attributes.pan Optional
Allow the user to pan with shift+drag mouse or two-fingers-pan gesture.
{Object} attributes.drag Optional
Allow the user to drag objects with a pointer device.
{Object} attributes.keyboard Optional
Allow the user to drag objects with arrow keys on keyboard.
{Boolean} attributes.axis Optional, Default: false
If set to true, show the axis. Can also be set to an object that is given to both axes as an attribute object.
{Boolean|Object} attributes.grid Optional
If set to true, shows the grid. Can also be set to an object that is given to the grid as its attribute object.
{Boolean} attributes.registerEvents Optional, Default: true
Register mouse / touch events.
Returns:
{JXG.Board} Reference to the created board.
See:
JXG.AbstractRenderer#drawNavigationBar
<private> <static> {Object} JXG.JSXGraph.initRenderer(box, dim, doc, attrRenderer)
Initialize the rendering engine
Parameters:
{String} box
id of or reference to the div element which hosts the JSXGraph construction
{Object} dim
The dimensions of the board
{Object} doc
Usually, this is document object of the browser window. If false or null, this defaults to the document object of the browser.
{Object} attrRenderer
Attribute 'renderer', specifies the rendering engine. Possible values are 'auto', 'svg', 'canvas', 'no', and 'vml'.
Returns:
{Object} Reference to the rendering engine object.
<static> {JXG.Board} JXG.JSXGraph.loadBoardFromFile(box, file, format, attributes, callback)
Load a board from a file containing a construction made with either GEONExT, Intergeo, Geogebra, or Cinderella.
Parameters:
{String|Object} box
id of or reference to the HTML element in which the board is painted.
{String} file
base64 encoded string.
{String} format
containing the file format: 'Geonext' or 'Intergeo'.
{Object} attributes
Attributes for the board and 'encoding'. Compressed files need encoding 'iso-8859-1'. Otherwise it probably is 'utf-8'.
{Function} callback
Returns:
{JXG.Board} Reference to the created board.
See:
JXG.FileReader
JXG.GeonextReader
JXG.GeogebraReader
JXG.IntergeoReader
JXG.CinderellaReader
Examples:
// Uncompressed file
var board = JXG.JSXGraph.loadBoardFromFile('jxgbox', 'filename', 'geonext',
     {encoding: 'utf-8'},
     function (board) { console.log("Done loading"); }
);
// Compressed file
var board = JXG.JSXGraph.loadBoardFromFile('jxgbox', 'filename', 'geonext',
     {encoding: 'iso-8859-1'},
     function (board) { console.log("Done loading"); }
);
// From 
var file = document.getElementById('localfile').files[0];
JXG.JSXGraph.loadBoardFromFile('jxgbox', file, 'geonext',
     {encoding: 'utf-8'},
     function (board) { console.log("Done loading"); }
);
<static> {JXG.Board} JXG.JSXGraph.loadBoardFromString(box, string, format, attributes, callback)
Load a board from a base64 encoded string containing a construction made with either GEONExT, Intergeo, Geogebra, or Cinderella.
Parameters:
{String|Object} box
id of or reference to the HTML element in which the board is painted.
{String} string
base64 encoded string.
{String} format
containing the file format: 'Geonext', 'Intergeo', 'Geogebra'.
{Object} attributes
Attributes for the board and 'encoding'. Compressed files need encoding 'iso-8859-1'. Otherwise it probably is 'utf-8'.
{Function} callback
Returns:
{JXG.Board} Reference to the created board.
See:
JXG.FileReader
JXG.GeonextReader
JXG.GeogebraReader
JXG.IntergeoReader
JXG.CinderellaReader
<static> JXG.JSXGraph.registerElement(element, creator)
Parameters:
element
creator
Deprecated:
Use JXG#registerElement
Documentation generated by JsDoc Toolkit 2.4.0 on Wed Oct 23 2024 15:44:13 GMT+0200 (Mitteleuropäische Sommerzeit)