9. References

9.1. NlsScroller Properties and Methods

Below is the list NlsScroller properties:

PropertiesDescription
mode Specifies scroller mode, AUTO for auto scrolling or MANUAL for manual scrolling.
width Specifies scroller width
height Specifies scroller height
speed Specifies the amount of time for scroller to change from current topic to next topic (in miliseconds). This property is not avaliable in MANUAL mode and Continuus scroll.
showToolbar Specifies whether to displays navigation bar, the default value is false.
stopOnMouseOver Specifies whether to stop the scroller when mouse hover the scroller, default value is true.
content Array of content.


Below is the list NlsScroller's methods and functions:

MethodsDescription
render() This method renders or displays the scroller.

Arguments:
  • plc, element id where the scroller will be rendered. If omitted, the scroller will be generated at where the method is called.
setContent() Sets content to scroller

Arguments:
  • cnt, string (HTML) content of scroller.
    Each topic is separated by special tag:

    <span class="nlsscrollerbreak"></span>
setEffect(eff) Sets scroller effects

Arguments:
  • eff, Instance of NlsEffxxx object.
loadDynamicContent() Load contents from server with AJAX.

Arguments:
  • url, loads content handler.
  • autoLoadTime, the amount of times (in milliseconds) for the scroller to reload/refresh content. By default the value is null, content is loaded once only.
start() Starts/restarts the scroller. When this method called, the scroller will reposition the contents and start scrolling from the first topic.
stop() Stops the scroller temporarily.
resume() Call this method if you want to resume scrolling after you stop the scroller using stop() method.
next() Scrolls next topic. This method available in manual scroll mode only.
prev() Scrolls to previous topic. This method available in manual scroll mode only.



9.2. NlsScroller Effect

For more detail information about scroller effect, please check NlsScroller Effect.

Effect ClassDescription
NlsEffContinuous

Standard (default) scroller effect, continuously scrolls the contents.

Arguments:

  • conf, comma separated key value pair parameter. Below are supported parameters:
    • direction, scrolling direction, possible value up, down, left and right. Default value is up
    • speed, scrolling speed in milliseconds, default is 40ms.
    • step, scrolling step, default value is 1.
    • delay, topic delay, scroller scrolls a topic and stop for the amount of specified time before continue to next topic. Default value is 0 (continuous scroll)

Browsers compatibility:

Supported on all NlsScroller's compatible browsers.

Example code: 

scroller.setEffect(
  new NlsEffContinuous("direction=right,speed=50,step=1,delay=1000")
);
NlsEffSlide

Slide in, slide out and shift effect.

Arguments:

  • conf, comma separated key value pair parameter. Below are supported parameters:
    • type, possible value shift, in and out. Default value is shift.
    • direction, scrolling direction, possible value up, down, left and right. Default value is up
    • speed, sliding speed, in milliseconds. Default value is 10.
    • stepsnum, number of steps to slides from start to finish, default value is 40.

Browsers compatibility:

Supported on all NlsScroller's compatible browsers.

Example: 

scroller.setEffect(
 new NlsEffSlide("type=shift,direction=up,speed=10,stepsnum=40")
);
NlsEffFade

Linear and cross fade effect.

Arguments:

  • conf, comma separated key value pair parameter. Below are supported parameters:
    • type, possible value:
      • linear, current content fades out followed by next topic fades in.
      • cross, current topic is fading out while next topic is fading in.
      Default value is linear.
    • speed, fading speed, in milliseconds
    • stepsnum, number of steps to fades from start to finish, default value is 50.

Browsers compatibility :

Supported on all NlsScroller's compatible browsers except Opera. In Opera the effect will be defaulted to Continuous Scroll.

Example: 

scroller.setEffect(
  new NlsEffFade("tyle=linear,speed=5,stepsnum=50")
);
NlsEffWipe

Horizonal, vertical and alternate wipe effect.

Arguments:

  • conf, comma separated key value pair parameter. Below are supported parameters:
    • type, possible value vertical, horizontal, alternate. Default value is alternate
    • speed, wipe speed, in milliseconds. Default value is 5.
    • stepsnum, number of steps to wipes from start to finish, default value is 100.

Browsers compatibility :

Supported on all NlsScroller's compatible browsers.

Example: 

scroller.setEffect(
  new NlsEffWipe("type=alternate,speed=5,stepsnum=100")
);
NlsEffBlank

Temporary blank before change to next topic.

Arguments:

  • conf, comma separated key value pair parameter. Below are supported parameters:
    • speed, amount of times in milliseconds the scroller goes blank before displaying next topic.

Browsers compatibility :

Supported on all NlsScroller's compatible browsers.

Example: 

scroller.setEffect(
  new NlsEffBlank("speed=600")
);
NlsEffIETrans

IE Transition filter effect.

Arguments:

  • ieTransEff, array of IE Visual Transition Filter class. You can define more that one transition class in this array.

Browsers compatibility :

Supported on IE 5.5+ only. On other browsers, the effect will be defaulted to Continuous Scroll.

Example: 

scroller.setEffect(

  new NlsEffIETrans(["progid:DXImageTransform.Microsoft.Fade(Overlap=1)"])

);