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Class JXG.Chart

JXG.GeometryElement
      ↳ JXG.Chart

Creates a new basic chart object. Do not use this constructor to create a chart. Use JXG.Board#create with type Chart instead.

Defined in: chart.js.
Extends JXG.GeometryElement.

Class Summary
Constructor Attributes Constructor Name and Description
 
JXG.Chart(board, parent, attributes)
The Chart class is a basic class for the chart object.
Fields borrowed from class JXG.GeometryElement:
_org_type, _pos, ancestors, baseElement, board, childElements, dash, descendants, draft, dump, elementClass, elType, fillColor, fillOpacity, fixed, frozen, gradient, gradientAngle, gradientCX, gradientCY, gradientEndOffset, gradientFR, gradientFX, gradientFY, gradientR, gradientSecondColor, gradientSecondOpacity, gradientStartOffset, hasLabel, highlight, highlighted, highlightFillColor, highlightFillOpacity, highlightStrokeColor, highlightStrokeOpacity, highlightStrokeWidth, id, inherits, isDraggable, isReal, lastDragTime, methodMap, mouseover, name, needsRegularUpdate, needsUpdate, notExistingParents, numTraces, parents, quadraticform, rendNode, scalable, shadow, snapToGrid, stdform, strokeColor, strokeOpacity, strokeWidth, subs, symbolic, trace, traceAttributes, traces, transformations, transitionDuration, type, visible, visProp, visPropCalc, withLabel
Field Summary
Field Attributes Field Name and Description
 
Contains pointers to the various subelements of the chart.
Fields borrowed from class JXG.GeometryElement:
_org_type, _pos, ancestors, baseElement, board, childElements, dash, descendants, draft, dump, elementClass, elType, fillColor, fillOpacity, fixed, frozen, gradient, gradientAngle, gradientCX, gradientCY, gradientEndOffset, gradientFR, gradientFX, gradientFY, gradientR, gradientSecondColor, gradientSecondOpacity, gradientStartOffset, hasLabel, highlight, highlighted, highlightFillColor, highlightFillOpacity, highlightStrokeColor, highlightStrokeOpacity, highlightStrokeWidth, id, inherits, isDraggable, isReal, lastDragTime, methodMap, mouseover, name, needsRegularUpdate, needsUpdate, notExistingParents, numTraces, parents, quadraticform, rendNode, scalable, shadow, snapToGrid, stdform, strokeColor, strokeOpacity, strokeWidth, subs, symbolic, trace, traceAttributes, traces, transformations, transitionDuration, type, visible, visProp, visPropCalc, withLabel
Method Summary
Method Attributes Method Name and Description
 
drawBar(board, x, y, attributes)
Create bar chart defined by two data arrays.
 
drawFit(board, x, y, attributes)
Create line chart where the curve is given by a regression polynomial defined by two data arrays.
 
drawLine(board, x, y, attributes)
Create line chart defined by two data arrays.
 
drawPie(board, y, attributes)
Create pie chart.
 
drawPoints(board, x, y, attributes)
Create chart consisting of JSXGraph points.
 
drawRadar(board, parents, attributes)
Create radar chart.
 
drawSpline(board, x, y, attributes)
Create line chart that consists of a natural spline curve defined by two data arrays.
 
Template for dynamic charts update.
<private>  
Uses the boards renderer to update the chart.
Methods borrowed from class JXG.GeometryElement:
_set, addChild, addDescendants, addParents, addRotation, addTransform, animate, bounds, clearTrace, cloneToBackground, countChildren, createGradient, createLabel, draggable, fullUpdate, generatePolynomial, getAttribute, getAttributes, getLabelAnchor, getName, getParents, getProperty, getTextAnchor, getType, handleSnapToGrid, hasPoint, hideElement, labelColor, noHighlight, normalize, prepareUpdate, remove, removeChild, removeDescendants, resolveShortcuts, setArrow, setAttribute, setDash, setDisplayRendNode, setLabel, setLabelText, setName, setParents, setPosition, setPositionDirectly, setProperty, showElement, snapToPoints, update, updateVisibility
Events borrowed from class JXG.GeometryElement:
attribute, attribute:<attribute><attribute>, down, drag, mousedown, mousedrag, mousemove, mouseout, mouseover, mouseup, move, out, over, pendown, pendrag, penup, touchdown, touchdrag, touchup, up
Class Detail
JXG.Chart(board, parent, attributes)
The Chart class is a basic class for the chart object.
Parameters:
{String|JXG.Board} board
The board the new chart is drawn on.


{Array} parent
data arrays for the chart


{Object} attributes
Javascript object containing attributes like name, id and colors.


Field Detail
elements
Contains pointers to the various subelements of the chart.
Method Detail
{Array} drawBar(board, x, y, attributes)
Create bar chart defined by two data arrays. Attributes to change the layout of the bar chart are:
Parameters:
{String|JXG.Board} board
The board the chart is drawn on
{Array} x
Array of x-coordinates
{Array} y
Array of y-coordinates
{Object} attributes
Javascript object containing attributes like colors
Returns:
{Array} Array of JXG polygons defining the bars

{JXG.Curve} drawFit(board, x, y, attributes)
Create line chart where the curve is given by a regression polynomial defined by two data arrays. The degree of the polynomial is supplied through the attribute "degree" in attributes.
Parameters:
{String|JXG.Board} board
The board the chart is drawn on
{Array} x
Array of x-coordinates
{Array} y
Array of y-coordinates
{Object} attributes
Javascript object containing attributes like colors
Returns:
{JXG.Curve} JSXGraph function graph object

{JXG.Curve} drawLine(board, x, y, attributes)
Create line chart defined by two data arrays.
Parameters:
{String|JXG.Board} board
The board the chart is drawn on
{Array} x
Array of x-coordinates
{Array} y
Array of y-coordinates
{Object} attributes
Javascript object containing attributes like colors
Returns:
{JXG.Curve} JSXGraph curve

{Object} drawPie(board, y, attributes)
Create pie chart. Attributes to change the layout of the pie chart are:
Parameters:
{String|JXG.Board} board
The board the chart is drawn on
{Array} y
Array of x-coordinates
{Object} attributes
Javascript object containing attributes like colors
Returns:
{Object} with keys: "{sectors, points, midpoint}"

{Array} drawPoints(board, x, y, attributes)
Create chart consisting of JSXGraph points. Attributes to change the layout of the point chart are:
Parameters:
{String|JXG.Board} board
The board the chart is drawn on
{Array} x
Array of x-coordinates
{Array} y
Array of y-coordinates
{Object} attributes
Javascript object containing attributes like colors
Returns:
{Array} Array of JSXGraph points

{Object} drawRadar(board, parents, attributes)
Create radar chart. Attributes to change the layout of the pie chart are:
Parameters:
{String|JXG.Board} board
The board the chart is drawn on
{Array} parents
Array of coordinates, e.g. [[x1, y1, z1], [x2, y2, z2], [x3, y3, z3]]
{Object} attributes
Javascript object containing attributes like colors
Returns:
{Object} with keys "{circles, lines, points, midpoint, polygons}"

{JXG.Curve} drawSpline(board, x, y, attributes)
Create line chart that consists of a natural spline curve defined by two data arrays.
Parameters:
{String|JXG.Board} board
The board the chart is drawn on
{Array} x
Array of x-coordinates
{Array} y
Array of y-coordinates
{Object} attributes
Javascript object containing attributes like colors
Returns:
{JXG.Curve} JSXGraph (natural) spline curve

{JXG.Chart} updateDataArray()
Template for dynamic charts update. This method is used to compute new entries for the arrays this.dataX and this.dataY. It is used in update. Default is an empty method, can be overwritten by the user.
Returns:
{JXG.Chart} Reference to this chart object.

<private> updateRenderer()
Uses the boards renderer to update the chart.

Documentation generated by JsDoc Toolkit 2.4.0 on Tue Jun 02 2020 21:22:43 GMT+0200 (Mitteleuropäische Sommerzeit)