KJDS/malai/admin/lib/hcharts/Highcharts/5.0.6/js/modules/series-label.js

/*
 Highcharts JS v5.0.6 (2016-12-07)

 (c) 2009-2016 Torstein Honsi

 License: www.highcharts.com/license
*/
(function(u){"object"===typeof module&&module.exports?module.exports=u:u(Highcharts)})(function(u){(function(q){function u(f,b,a,m,c,e){f=(e-b)*(a-f)-(m-b)*(c-f);return 0<f?!0:0>f?!1:!0}function v(f,b,a,m,c,e,d,l){return u(f,b,c,e,d,l)!==u(a,m,c,e,d,l)&&u(f,b,a,m,c,e)!==u(f,b,a,m,d,l)}function z(f,b,a,m,c,e,d,l){return v(f,b,f+a,b,c,e,d,l)||v(f+a,b,f+a,b+m,c,e,d,l)||v(f,b+m,f+a,b+m,c,e,d,l)||v(f,b,f,b+m,c,e,d,l)}function A(f){var b=this,a=Math.max(q.animObject(b.renderer.globalAnimation).duration,
250),m=!b.hasRendered;f.apply(b,[].slice.call(arguments,1));b.labelSeries=[];clearTimeout(b.seriesLabelTimer);w(b.series,function(c){var e=c.labelBySeries,d=e&&e.closest;c.options.label.enabled&&c.visible&&(c.graph||c.area)&&(b.labelSeries.push(c),m&&(a=Math.max(a,q.animObject(c.options.animation).duration)),d&&(void 0!==d[0].plotX?e.animate({x:d[0].plotX+d[1],y:d[0].plotY+d[2]}):e.attr({opacity:0})))});b.seriesLabelTimer=setTimeout(function(){b.drawSeriesLabels()},a)}var B=q.wrap,w=q.each,D=q.extend,
x=q.isNumber,C=q.Series,E=q.SVGRenderer,y=q.Chart;q.setOptions({plotOptions:{series:{label:{enabled:!0,connectorAllowed:!0,connectorNeighbourDistance:24,styles:{fontWeight:"bold"}}}}});E.prototype.symbols.connector=function(f,b,a,m,c){var e=c&&c.anchorX;c=c&&c.anchorY;var d,l,h=a/2;x(e)&&x(c)&&(d=["M",e,c],l=b-c,0>l&&(l=-m-l),l<a&&(h=e<f+a/2?l:a-l),c>b+m?d.push("L",f+h,b+m):c<b?d.push("L",f+h,b):e<f?d.push("L",f,b+m/2):e>f+a&&d.push("L",f+a,b+m/2));return d||[]};C.prototype.getPointsOnGraph=function(){var f=
this.points,b,a,m=[],c,e,d,l;e=this.graph||this.area;d=e.element;var h=(b=this.chart.inverted)?this.yAxis.pos:this.xAxis.pos,n=b?this.xAxis.pos:this.yAxis.pos;if(this.getPointSpline&&d.getPointAtLength){e.toD&&(a=e.attr("d"),e.attr({d:e.toD}));l=d.getTotalLength();for(c=0;c<l;c+=16)b=d.getPointAtLength(c),m.push({chartX:h+b.x,chartY:n+b.y,plotX:b.x,plotY:b.y});a&&e.attr({d:a});b=f[f.length-1];b.chartX=h+b.plotX;b.chartY=n+b.plotY;m.push(b)}else for(l=f.length,c=0;c<l;c+=1){b=f[c];a=f[c-1];b.chartX=
h+b.plotX;b.chartY=n+b.plotY;if(0<c&&(e=Math.abs(b.chartX-a.chartX),d=Math.abs(b.chartY-a.chartY),e=Math.max(e,d),16<e))for(e=Math.ceil(e/16),d=1;d<e;d+=1)m.push({chartX:a.chartX+d/e*(b.chartX-a.chartX),chartY:a.chartY+d/e*(b.chartY-a.chartY),plotX:a.plotX+d/e*(b.plotX-a.plotX),plotY:a.plotY+d/e*(b.plotY-a.plotY)});x(b.plotY)&&m.push(b)}return m};C.prototype.checkClearPoint=function(f,b,a,m){var c=Number.MAX_VALUE,e=Number.MAX_VALUE,d,l,h=this.options.label.connectorAllowed,n=this.chart,p,g,r,k;for(r=
0;r<n.boxesToAvoid.length;r+=1){g=n.boxesToAvoid[r];k=f+a.width;p=b;var q=b+a.height;if(!(f>g.right||k<g.left||p>g.bottom||q<g.top))return!1}for(r=0;r<n.series.length;r+=1)if(p=n.series[r],g=p.interpolatedPoints,p.visible&&g){for(k=1;k<g.length;k+=1){if(z(f,b,a.width,a.height,g[k-1].chartX,g[k-1].chartY,g[k].chartX,g[k].chartY))return!1;this===p&&!d&&m&&(d=z(f-16,b-16,a.width+32,a.height+32,g[k-1].chartX,g[k-1].chartY,g[k].chartX,g[k].chartY));this!==p&&(c=Math.min(c,Math.pow(f+a.width/2-g[k].chartX,
2)+Math.pow(b+a.height/2-g[k].chartY,2),Math.pow(f-g[k].chartX,2)+Math.pow(b-g[k].chartY,2),Math.pow(f+a.width-g[k].chartX,2)+Math.pow(b-g[k].chartY,2),Math.pow(f+a.width-g[k].chartX,2)+Math.pow(b+a.height-g[k].chartY,2),Math.pow(f-g[k].chartX,2)+Math.pow(b+a.height-g[k].chartY,2)))}if(h&&this===p&&(m&&!d||c<Math.pow(this.options.label.connectorNeighbourDistance,2))){for(k=1;k<g.length;k+=1)d=Math.min(Math.pow(f+a.width/2-g[k].chartX,2)+Math.pow(b+a.height/2-g[k].chartY,2),Math.pow(f-g[k].chartX,
2)+Math.pow(b-g[k].chartY,2),Math.pow(f+a.width-g[k].chartX,2)+Math.pow(b-g[k].chartY,2),Math.pow(f+a.width-g[k].chartX,2)+Math.pow(b+a.height-g[k].chartY,2),Math.pow(f-g[k].chartX,2)+Math.pow(b+a.height-g[k].chartY,2)),d<e&&(e=d,l=g[k]);d=!0}}return!m||d?{x:f,y:b,weight:c-(l?e:0),connectorPoint:l}:!1};y.prototype.drawSeriesLabels=function(){var f=this,b=this.labelSeries;f.boxesToAvoid=[];w(b,function(a){a.interpolatedPoints=a.getPointsOnGraph();w(a.options.label.boxesToAvoid||[],function(a){f.boxesToAvoid.push(a)})});
w(f.series,function(a){function b(a,b,c){return a>g&&a<=g+k-c.width&&b>=r&&b<=r+q-c.height}var c,e,d,l=[],h,n,p=f.inverted,g=p?a.yAxis.pos:a.xAxis.pos,r=p?a.xAxis.pos:a.yAxis.pos,k=f.inverted?a.yAxis.len:a.xAxis.len,q=f.inverted?a.xAxis.len:a.yAxis.len,t=a.interpolatedPoints,p=a.labelBySeries;if(a.visible&&t){p||(a.labelBySeries=p=f.renderer.label(a.name,0,-9999,"connector").css(D({color:a.color},a.options.label.styles)).attr({padding:0,opacity:0,stroke:a.color,"stroke-width":1}).add(a.group).animate({opacity:1},
{duration:200}));c=p.getBBox();c.width=Math.round(c.width);for(n=t.length-1;0<n;--n)e=t[n].chartX+3,d=t[n].chartY-c.height-3,b(e,d,c)&&(h=a.checkClearPoint(e,d,c)),h&&l.push(h),e=t[n].chartX+3,d=t[n].chartY+3,b(e,d,c)&&(h=a.checkClearPoint(e,d,c)),h&&l.push(h),e=t[n].chartX-c.width-3,d=t[n].chartY+3,b(e,d,c)&&(h=a.checkClearPoint(e,d,c)),h&&l.push(h),e=t[n].chartX-c.width-3,d=t[n].chartY-c.height-3,b(e,d,c)&&(h=a.checkClearPoint(e,d,c)),h&&l.push(h);if(!l.length)for(e=g+k-c.width;e>=g;e-=16)for(d=
r;d<r+q-c.height;d+=16)(h=a.checkClearPoint(e,d,c,!0))&&l.push(h);if(l.length){if(l.sort(function(a,b){return b.weight-a.weight}),h=l[0],f.boxesToAvoid.push({left:h.x,right:h.x+c.width,top:h.y,bottom:h.y+c.height}),Math.round(h.x)!==Math.round(p.x)||Math.round(h.y)!==Math.round(p.y))a.labelBySeries.attr({opacity:0,x:h.x-g,y:h.y-r,anchorX:h.connectorPoint&&h.connectorPoint.plotX,anchorY:h.connectorPoint&&h.connectorPoint.plotY}).animate({opacity:1}),a.options.kdNow=!0,a.buildKDTree(),a=a.searchPoint({chartX:h.x,
chartY:h.y},!0),p.closest=[a,h.x-g-a.plotX,h.y-r-a.plotY]}else p&&(a.labelBySeries=p.destroy())}})};B(y.prototype,"render",A);B(y.prototype,"redraw",A)})(u)});