Overview  
ConfigsEventsMethods
Sector  

this component use for config sector,this is a abstract class.

Configs
ParameterTypeDescriptionDefined By
StringSpecifies the backgroundColor for this element.(defaults to 'FDFDFD')
Painter
ObjectHere,specify as true by default
Painter
floatSpecifies the factor make color dark or light for this element,relative to background-color,the bigger the value you set,the larger the color changed.scope{0.01 - 0.5}.(defaults to '0.15')
Painter
NumberSpecifies the width when show a donut.only applies when it not 0.(default to 0)
Sector
NumberSpecifies the end angle of this sector.Normally,this will given by chart.(default to 0)
Sector
BooleanTrue to bound this sector.(default to false)
Sector
StringSpecifies the unit of font-size.(default to 'px')
Component
BooleanTrue to apply the gradient.(default to false)
Painter
StringSpecifies the gradient mode of background.(defaults to 'RadialGradientOutIn')
@Option 'RadialGradientOutIn'
@Option 'RadialGradientInOut'
Sector
BooleanTrue will not darw.(default to false)
Sector
iChart.LabelSpecifies the config of label.when mini_label is unavailable,there will as a iChart.Label. note:set false to make label disabled.
Sector
ObjectA config object containing one or more event handlers.(default to null)
Painter
NumbermiddleAngle = (endAngle - startAngle)/2.Normally,this will given by chart.(default to 0)
Sector
iChart.TextSpecifies the config of label.when mini_label is a object,there will as a iChart.Text.(default to false) note:set false to make minilabel disabled.
Sector
NumberSpecifies the threshold value in angle that applies mini_label.(default to 15)
Sector
StringSpecifies the name of this element,Normally,this will given by chart.(default to '')
Sector
NumberSpecifies Horizontal offset(x-axis) in pixel.(default to 0)
Painter
NumberSpecifies Vertical distance (y-axis) in pixel.(default to 0)
Painter
NumberIf you want to totally override the positioning of the chart,you should setting it.(default to null)
Painter
NumberIf you want to totally override the positioning of the chart,you should setting it.(default to null)
Painter
NumberSpecifies the padding for this element in pixel,the same rule as css padding.(defaults to 10)
Painter
BooleanSpecifies whether the element should be show a shadow.In general there will be get a high render speed when apply false.(default to false)
Element
NumberSpecifies How blur you want your shadow to be.(default to 4)
Element
StringSpecifies the color of your shadow is.(default to '#666666')
Element
NumberSpecifies Horizontal distance (x-axis) between the shadow and the shape in pixel.(default to 0)
Element
NumberSpecifies Vertical distance (y-axis) between the shadow and the shape in pixel.(default to 0)
Element
NumberSpecifies the start angle of this sector.Normally,this will given by chart.(default to 0)
Sector
StringSpecifies the default strokeStyle of the canvas's context in this element.(defaults to 'gray')
Painter
NumberSpecifies total angle of this sector,totalAngle = (endAngle - startAngle).Normally,this will given by chart.(default to 0)
Sector
StringSpecifies the value of this element,Normally,this will given by chart.(default to '')
Sector
NumberSpecifies the z-index.(default to 0)
Painter
Events
NameDescriptionDefined By
beforedraw
Fires before the element drawing.Return false from an event handler to stop the draw.
Parameter
  • this : Sector  
Painter
click
Fires when this element is clicked
Parameter
  • this : Sector  
  • e : EventObject   The click event object
  • param : Object   The additional parameter
Painter
draw
Fires after the element drawing when calling the draw method.
Parameter
  • this : Sector  
Painter
initialize
Fires after the element initializing is finished this is for test
Parameter
  • this : Sector  
Element
mousemove
Fires when the mouse move on the element
Parameter
  • this : Sector  
  • e : EventObject   The mousemove event object
Painter
mouseout
Fires when the mouse exits the element
Parameter
  • this : Sector  
  • e : EventObject   The mouseout event object
Painter
mouseover
Fires when the mouse hovers over the element
Parameter
  • this : Sector  
  • e : EventObject   The mouseover event object
Painter
parseText
Fires when parse this label's data.Return value will override existing. Only valid when label is available
Parameter
  • sector : iChart.Sector   the sector object
  • text : string   the current label's text
Sector
Methods
NameDescriptionDefined By
draw
The commnd fire to draw the chart use configuration,
* this is a abstract method.Currently known,both iChart.Chart and iChart.Component implement this method.
Parameter
  • None
Return
  void
Painter
getDimension
return the component's dimension,return hold following property
* @property x:the left-top coordinate-x
* @property y:the left-top coordinate-y
* @property width:the width of component,note:available there applies box model
* @property height:the height of component,note:available there applies box model
Parameter
  • None
Return
  object
Component
getDimension
get the sector's dimension,return hold following property
* @property x:the x-coordinate of the center of the sector
* @property y:the y-coordinate of the center of the sector
* @property startAngle:The starting angle, in radians (0 is at the 3 o'clock position of the arc's circle)
* @property endAngle:the ending angle, in radians
* @property middleAngle:the middle angle, in radians
Parameter
  • None
Return
  object
Sector
reference:Component