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progress-circle.js
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progress-circle.js
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/**************************************************************
*
* Progress Circle 1.1.0
* Updated support for bootstrap
*
**************************************************************/
( function( $ ){
var ProgressCircle = function( element, options ){
var settings = $.extend( {}, $.fn.progressCircle.defaults, options );
var thicknessConstant = 0.02;
var nRadian = 0;
computePercent();
setThickness();
var border = ( settings.thickness * thicknessConstant ) + 'em';
var offset = ( 1 - thicknessConstant * settings.thickness * 2 ) + 'em';
var circle = $( element );
var progCirc = circle.find( '.prog-circle' );
var circleDiv = progCirc.find( '.bar' );
var circleSpan = progCirc.children( '.percenttext' );
var circleFill = progCirc.find( '.fill' );
var circleSlice = progCirc.find( '.slice' );
if ( settings.nPercent == 0 ) {
circleSlice.hide();
} else {
resetCircle();
transformCircle( nRadians, circleDiv );
}
setBorderThickness();
updatePercentage();
setCircleSize();
function computePercent () {
settings.nPercent > 100 || settings.nPercent < 0 ? settings.nPercent = 0 : settings.nPercent;
nRadians = ( 360 * settings.nPercent ) / 100;
}
function setThickness () {
if ( settings.thickness > 10 ) {
settings.thickness = 10;
} else if ( settings.thickness < 1 ) {
settings.thickness = 1;
} else {
settings.thickness = Math.round( settings.thickness );
}
}
function setCircleSize ( ) {
progCirc.css( 'font-size', settings.circleSize + 'px' );
}
function transformCircle ( nRadians, cDiv ) {
var rotate = "rotate(" + nRadians + "deg)";
cDiv.css({
"-webkit-transform" : rotate,
"-moz-transform" : rotate,
"-ms-transform" : rotate,
"-o-transform" : rotate,
"transform" : rotate
});
if( nRadians > 180 ) {
transformCircle( 180, circleFill );
circleSlice.addClass( ' clipauto ');
}
}
function setBorderThickness () {
progCirc.find(' .slice > div ').css({
'border-width' : border,
'width' : offset,
'height' : offset
})
if( settings.barOverride ) {
progCirc.find(' .slice > div.bar ').css({
'width' : '1em',
'height' : '1em'
})
}
progCirc.find('.after').css({
'top' : border,
'left' : border,
'width' : offset,
'height' : offset
})
}
function resetCircle () {
circleSlice.show();
circleSpan.text( '' );
circleSlice.removeClass( 'clipauto' )
transformCircle( 20, circleDiv );
transformCircle( 20, circleFill );
return this;
}
function updatePercentage () {
settings.showPercentText && circleSpan.text( settings.nPercent + '%' );
}
};
$.fn.progressCircle = function( options ) {
return this.each( function( key, value ){
var element = $( this );
if ( element.data( 'progressCircle' ) ) {
var progressCircle = new ProgressCircle( this, options );
return element.data( 'progressCircle' );
}
$( this ).append( '<div class="prog-circle">' +
' <div class="percenttext"> </div>' +
' <div class="slice">' +
' <div class="bar"> </div>' +
' <div class="fill"> </div>' +
' </div>' +
' <div class="after"> </div>' +
'</div>');
var progressCircle = new ProgressCircle( this, options );
element.data( 'progressCircle', progressCircle );
});
};
$.fn.progressCircle.defaults = {
nPercent : 50,
showPercentText : true,
circleSize : 100,
thickness : 3,
barOverride : true
};
})( jQuery );