You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
11 lines
30 KiB
11 lines
30 KiB
1 year ago
|
/*
|
||
|
|
* charts for WeChat small app v1.0
|
||
|
|
*
|
||
|
|
* https://github.com/xiaolin3303/wx-charts
|
||
|
|
* 2016-11-28
|
||
|
|
*
|
||
|
|
* Designed and built with all the love of Web
|
||
|
|
*/
|
||
|
|
|
||
|
|
"use strict";function assign(t,e){if(null==t)throw new TypeError("Cannot convert undefined or null to object");for(var i=Object(t),a=1;a<arguments.length;a++){var n=arguments[a];if(null!=n)for(var o in n)Object.prototype.hasOwnProperty.call(n,o)&&(i[o]=n[o])}return i}function findRange(t,e,i){if(isNaN(t))throw new Error("[wxCharts] unvalid series data!");i=i||10,e=e||"upper";for(var a=1;i<1;)i*=10,a*=10;for(t="upper"===e?Math.ceil(t*a):Math.floor(t*a);t%i!=0;)"upper"===e?t++:t--;return t/a}function calValidDistance(t,e,i,a){var n=a.width-i.padding-e.xAxisPoints[0],o=e.eachSpacing*a.categories.length,r=t;return t>=0?r=0:Math.abs(t)>=o-n&&(r=n-o),r}function isInAngleRange(t,e,i){function a(t){for(;t<0;)t+=2*Math.PI;for(;t>2*Math.PI;)t-=2*Math.PI;return t}return t=a(t),e=a(e),i=a(i),e>i&&(i+=2*Math.PI,t<e&&(t+=2*Math.PI)),t>=e&&t<=i}function calRotateTranslate(t,e,i){var a=t,n=i-e,o=a+(i-n-a)/Math.sqrt(2);return o*=-1,{transX:o,transY:(i-n)*(Math.sqrt(2)-1)-(i-n-a)/Math.sqrt(2)}}function createCurveControlPoints(t,e){function i(t,e){return!(!t[e-1]||!t[e+1])&&(t[e].y>=Math.max(t[e-1].y,t[e+1].y)||t[e].y<=Math.min(t[e-1].y,t[e+1].y))}var a=null,n=null,o=null,r=null;if(e<1?(a=t[0].x+.2*(t[1].x-t[0].x),n=t[0].y+.2*(t[1].y-t[0].y)):(a=t[e].x+.2*(t[e+1].x-t[e-1].x),n=t[e].y+.2*(t[e+1].y-t[e-1].y)),e>t.length-3){var s=t.length-1;o=t[s].x-.2*(t[s].x-t[s-1].x),r=t[s].y-.2*(t[s].y-t[s-1].y)}else o=t[e+1].x-.2*(t[e+2].x-t[e].x),r=t[e+1].y-.2*(t[e+2].y-t[e].y);return i(t,e+1)&&(r=t[e+1].y),i(t,e)&&(n=t[e].y),{ctrA:{x:a,y:n},ctrB:{x:o,y:r}}}function convertCoordinateOrigin(t,e,i){return{x:i.x+t,y:i.y-e}}function avoidCollision(t,e){if(e)for(;util.isCollision(t,e);)t.start.x>0?t.start.y--:t.start.x<0?t.start.y++:t.start.y>0?t.start.y++:t.start.y--;return t}function fillSeriesColor(t,e){var i=0;return t.map(function(t){return t.color||(t.color=e.colors[i],i=(i+1)%e.colors.length),t})}function getDataRange(t,e){var i=0,a=e-t;return i=a>=1e4?1e3:a>=1e3?100:a>=100?10:a>=10?5:a>=1?1:a>=.1?.1:.01,{minRange:findRange(t,"lower",i),maxRange:findRange(e,"upper",i)}}function measureText(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:10;t=String(t);var t=t.split(""),i=0;return t.forEach(function(t){/[a-zA-Z]/.test(t)?i+=7:/[0-9]/.test(t)?i+=5.5:/\./.test(t)?i+=2.7:/-/.test(t)?i+=3.25:/[\u4e00-\u9fa5]/.test(t)?i+=10:/\(|\)/.test(t)?i+=3.73:/\s/.test(t)?i+=2.5:/%/.test(t)?i+=8:i+=10}),i*e/10}function dataCombine(t){return t.reduce(function(t,e){return(t.data?t.data:t).concat(e.data)},[])}function getSeriesDataItem(t,e){var i=[];return t.forEach(function(t){if(null!==t.data[e]&&void 0!==t.data[e]){var a={};a.color=t.color,a.name=t.name,a.data=t.format?t.format(t.data[e]):t.data[e],i.push(a)}}),i}function getMaxTextListLength(t){var e=t.map(function(t){return measureText(t)});return Math.max.apply(null,e)}function getRadarCoordinateSeries(t){for(var e=2*Math.PI/t,i=[],a=0;a<t;a++)i.push(e*a);return i.map(function(t){return-1*t+Math.PI/2})}function getToolTipData(t,e,i,a){var n=arguments.length>4&&void 0!==arguments[4]?arguments[4]:{},o=t.map(function(t){return{text:n.format?n.format(t,a[i]):t.name+": "+t.data,color:t.color}}),r=[],s={x:0,y:0};return e.forEach(function(t){void 0!==t[i]&&null!==t[i]&&r.push(t[i])}),r.forEach(function(t){s.x=Math.round(t.x),s.y+=t.y}),s.y/=r.length,{textList:o,offset:s}}function findCurrentIndex(t,e,i,a){var n=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,o=-1;return isInExactChartArea(t,i,a)&&e.forEach(function(e,i){t.x+n>e&&(o=i)}),o}function isInExactChartArea(t,e,i){return t.x<e.width-i.padding&&t.x>i.padding+i.yAxisWidth+i.yAxisTitleWidth&&t.y>i.padding&&t.y<e.height-i.legendHeight-i.xAxisHeight-i.padding}function findRadarChartCurrentIndex(t,e,i){var a=2*Math.PI/i,n=-1;if(isInExactPieChartArea(t,e.center,e.radius)){var o=function(t){return t<0&&(t+=2*Math.PI),t>2*Math.PI&&(t-=2*Math.PI),t},r=Math.atan2(e.center.y-t.y,t.x-e.center.x);r*=-1,r<0&&(r+=2*Math.PI);e.angleList.map(function(t){return t=o(-1*t)}).forEach(function(t,e){var i=o(t-a/2),s=o(t+a/2);s<i&&(s+=2*Math.PI),(r>=i&&r<=s||r+2
|