/*
* 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';
var config = {
yAxisWidth: 15,
yAxisSplit: 5,
xAxisHeight: 15,
xAxisLineHeight: 15,
legendHeight: 15,
yAxisTitleWidth: 15,
padding: 12,
columePadding: 3,
fontSize: 10,
dataPointShape: ['diamond', 'circle', 'triangle', 'rect'],
colors: ['#90ed7d', '#7cb5ec', '#f7a35c', '#008000', '#f15c80', '#8085e9','#40E0D0'],
pieChartLinePadding: 25,
pieChartTextPadding: 15,
xAxisTextPadding: 3,
titleColor: '#333333',
titleFontSize: 20,
subtitleColor: '#999999',
subtitleFontSize: 15,
toolTipPadding: 3,
toolTipBackground: '#000000',
toolTipOpacity: 0.7,
toolTipLineHeight: 14,
radarGridCount: 3,
radarLabelTextMargin: 15
};
// Object.assign polyfill
// https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Object/assign
function assign(target, varArgs) {
if (target == null) {
// TypeError if undefined or null
throw new TypeError('Cannot convert undefined or null to object');
}
var to = Object(target);
for (var index = 1; index < arguments.length; index++) {
var nextSource = arguments[index];
if (nextSource != null) {
// Skip over if undefined or null
for (var nextKey in nextSource) {
// Avoid bugs when hasOwnProperty is shadowed
if (Object.prototype.hasOwnProperty.call(nextSource, nextKey)) {
to[nextKey] = nextSource[nextKey];
}
}
}
}
return to;
}
var util = {
toFixed: function toFixed(num, limit) {
limit = limit || 2;
if (this.isFloat(num)) {
num = num.toFixed(limit);
}
return num;
},
isFloat: function isFloat(num) {
return num % 1 !== 0;
},
approximatelyEqual: function approximatelyEqual(num1, num2) {
return Math.abs(num1 - num2) < 1e-10;
},
isSameSign: function isSameSign(num1, num2) {
return Math.abs(num1) === num1 && Math.abs(num2) === num2 || Math.abs(num1) !== num1 && Math.abs(num2) !== num2;
},
isSameXCoordinateArea: function isSameXCoordinateArea(p1, p2) {
return this.isSameSign(p1.x, p2.x);
},
isCollision: function isCollision(obj1, obj2) {
obj1.end = {};
obj1.end.x = obj1.start.x + obj1.width;
obj1.end.y = obj1.start.y - obj1.height;
obj2.end = {};
obj2.end.x = obj2.start.x + obj2.width;
obj2.end.y = obj2.start.y - obj2.height;
var flag = obj2.start.x > obj1.end.x || obj2.end.x < obj1.start.x || obj2.end.y > obj1.start.y || obj2.start.y < obj1.end.y;
return !flag;
}
};
function findRange(num, type, limit) {
if (isNaN(num)) {
throw new Error('[wxCharts] unvalid series data!');
}
limit = limit || 10;
type = type ? type : 'upper';
var multiple = 1;
while (limit < 1) {
limit *= 10;
multiple *= 10;
}
if (type === 'upper') {
num = Math.ceil(num * multiple);
} else {
num = Math.floor(num * multiple);
}
while (num % limit !== 0) {
if (type === 'upper') {
num++;
} else {
num--;
}
}
return num / multiple;
}
function calValidDistance(distance, chartData, config, opts) {
var dataChartAreaWidth = opts.width - config.padding - chartData.xAxisPoints[0];
var dataChartWidth = chartData.eachSpacing * opts.categories.length;
var validDistance = distance;
if (distance >= 0) {
validDistance = 0;
} else if (Math.abs(distance) >= dataChartWidth - dataChartAreaWidth) {
validDistance = dataChartAreaWidth - dataChartWidth;
}
return validDistance;
}
function isInAngleRange(angle, startAngle, endAngle) {
function adjust(angle) {
while (angle < 0) {
angle += 2 * Math.PI;
}
while (angle > 2 * Math.PI) {
angle -= 2 * Math.PI;
}
return angle;
}
angle = adjust(angle);
startAngle = adjust(startAngle);
endAngle = adjust(endAngle);
if (startAngle > endAngle) {
endAngle += 2 * Math.PI;
if (angle < startAngle) {
angle += 2 * Math.PI;
}
}
return angle >= startAngle && angle <= endAngle;
}
function calRotateTranslate(x, y, h) {
var xv = x;
var yv = h - y;
var transX = xv + (h - yv - xv) / Math.sqrt(2);
transX *= -1;
var transY = (h - yv) * (Math.sqrt(2) - 1) - (h - yv - xv) / Math.sqrt(2);
return {
transX: transX,
transY: transY
};
}
function createCurveControlPoints(points, i) {
function isNotMiddlePoint(points, i) {
if (points[i - 1] && points[i + 1]) {
return points[i].y >= Math.max(points[i - 1].y, points[i + 1].y) || points[i].y <= Math.min(points[i - 1].y, points[i + 1].y);
} else {
return false;
}
}
var a = 0.2;
var b = 0.2;
var pAx = null;
var pAy = null;
var pBx = null;
var pBy = null;
if (i < 1) {
pAx = points[0].x + (points[1].x - points[0].x) * a;
pAy = points[0].y + (points[1].y - points[0].y) * a;
} else {
pAx = points[i].x + (points[i + 1].x - points[i - 1].x) * a;
pAy = points[i].y + (points[i + 1].y - points[i - 1].y) * a;
}
if (i > points.length - 3) {
var last = points.length - 1;
pBx = points[last].x - (points[last].x - points[last - 1].x) * b;
pBy = points[last].y - (points[last].y - points[last - 1].y) * b;
} else {
pBx = points[i + 1].x - (points[i + 2].x - points[i].x) * b;
pBy = points[i + 1].y - (points[i + 2].y - points[i].y) * b;
}
// fix issue https://github.com/xiaolin3303/wx-charts/issues/79
if (isNotMiddlePoint(points, i + 1)) {
pBy = points[i + 1].y;
}
if (isNotMiddlePoint(points, i)) {
pAy = points[i].y;
}
return {
ctrA: { x: pAx, y: pAy },
ctrB: { x: pBx, y: pBy }
};
}
function convertCoordinateOrigin(x, y, center) {
return {
x: center.x + x,
y: center.y - y
};
}
function avoidCollision(obj, target) {
if (target) {
// is collision test
while (util.isCollision(obj, target)) {
if (obj.start.x > 0) {
obj.start.y--;
} else if (obj.start.x < 0) {
obj.start.y++;
} else {
if (obj.start.y > 0) {
obj.start.y++;
} else {
obj.start.y--;
}
}
}
}
return obj;
}
function fillSeriesColor(series, config) {
var index = 0;
return series.map(function (item) {
if (!item.color) {
item.color = config.colors[index];
index = (index + 1) % config.colors.length;
}
return item;
});
}
function getDataRange(minData, maxData) {
var limit = 0;
var range = maxData - minData;
if (range >= 10000) {
limit = 1000;
} else if (range >= 1000) {
limit = 100;
} else if (range >= 100) {
limit = 10;
} else if (range >= 10) {
limit = 5;
} else if (range >= 1) {
limit = 1;
} else if (range >= 0.1) {
limit = 0.1;
} else {
limit = 0.01;
}
return {
minRange: findRange(minData, 'lower', limit),
maxRange: findRange(maxData, 'upper', limit)
};
}
function measureText(text) {
var fontSize = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 10;
// wx canvas 未实现measureText方法, 此处自行实现
text = String(text);
var text = text.split('');
var width = 0;
text.forEach(function (item) {
if (/[a-zA-Z]/.test(item
微信记账小程序源码可学习
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index.js 3KB actions.js 95B app.json 371B pages index index.js 2KB index.wxss 3KB index.wxml 4KB budget.wxml 1KB tongji tongji.wxss 1KB tongji.js 3KB tongji.json 2B tongji.wxml 1KB jisuanqi jisuanqi.js 4KB jisuanqi.wxml 984B jisuanqi.json 2B jisuanqi.wxss 1KB logs logs.js 261B logs.json 52B logs.wxml 173B logs.wxss 106B jizhang jizhang.wxss 1KB jizhang.wxml 2KB jizhang.json 2B testcommon.js 2KB jizhang.js 8KB project.private.config.json 353B resource 
jisuanqi.png 304B qita.png 872B rili.png 3KB
14516.gif 15KB lvyou.png 2KB tongxun.png 742B jiaotong.png 998B canyin.png 1KB gongzi.png 1KB yule.png 2KB edit2.png 4KB jianzhi.png 2KB close.png 2KB xuexi.png 1KB hongbao.png 3KB xiangxia.png 2KB lijin.png 1KB touzi.png 2KB jiangjin.png 2KB butie.png 3KB tongji.png 2KB gouwu.png 2KB jujia.png 1KB add.png 6KB jiankang.png 3KB wave.png 15KB sitemap.json 191B app.wxss 347B app.js 1KB project.config.json 1KB utils wxcharts.js 70KB redux.min.js 10KB wxcharts-min.js 30KB util.js 986B entryjson.js 1KB reducers.js 237B 演示图.png 223KB 演示.png 86KB资源评论
