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k-painter.v1.htm
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k-painter.v1.htm
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<!doctype html>
<html>
<head>
<meta http-equiv="content-type" content="text/html;charset=GBK" />
<meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no"/>
<title>k line painter</title>
<script src="libs/loading.js" type="text/javascript" charset="GBK"></script>
<script src="libs/util.js" type="text/javascript" charset="GBK"></script>
<script src="libs/absPainter.js" type="text/javascript" charset="GBK"></script>
<script src="libs/ajax.js" type="text/javascript" charset="GBK"></script>
<script src="libs/crossLines.js" type="text/javascript" charset="GBK"></script>
<script src="libs/axis-x.js" type="text/javascript" charset="GBK"></script>
<script src="libs/tip.js" type="text/javascript" charset="GBK"></script>
<script src="libs/linepainter.js" type="text/javascript" charset="GBK"></script>
<script src="libs/volumePainter.js" type="text/javascript" charset="GBK"></script>
<script src="libs/axis-y.js" type="text/javascript" charset="GBK"></script>
<script src="libs/chartEventHelper.js?abc" type="text/javascript" charset="GBK"></script>
<script type="text/javascript" src="libs/controller.js" charset="GBK"></script>
<script type="text/javascript">
/*
html5行情图库
author:yukaizhao
blog:http://www.cnblogs.com/yukaizhao/ http://weibo.com/yukaizhao/
参与项目或技术交流：yukaizhao@gmail.com
*/
function convertDate(val, withWeek) {
var year = Math.ceil(val / 10000) - 1;
var day = val % 100;
var month = (Math.ceil(val / 100) - 1) % 100;
var d = new Date();
d.setYear(year);
d.setMonth(month - 1);
d.setDate(day);
if (month < 10) month = '0' + month;
if (day < 10) day = '0' + day;
if (withWeek) {
var weekNames = ['日', '一', '二', '三', '四', '五', '六'];
return year + '-' + month + '-' + day + '(星期' + weekNames[d.getDay()] + ')';
}
else {
return year + '-' + month + '-' + day;
}
}
function calcMAPrices(ks, startIndex, count, daysCn) {
var result = new Array();
for (var i = startIndex; i < startIndex + count; i++) {
var startCalcIndex = i - daysCn + 1;
if (startCalcIndex < 0) {
result.push(false);
continue;
}
var sum = 0;
for (var k = startCalcIndex; k <= i; k++) {
sum += ks[k].close;
}
var val = sum / daysCn;
result.push(val);
}
return result;
}
var timer = {
start:function(step){this.startTime = new Date();this.stepName = step;},
stop:function(){
var timeSpan = new Date().getTime() - this.startTime.getTime();
setDebugMsg(this.stepName + '耗时' + timeSpan+'ms');
}
};
function kLine(options) {
this.options = options;
this.dataRanges = null;
}
kLine.prototype = {
initialize: function (painter) {
painter.klOptions = this.options;
painter.implement = this;
},
start: function () {
//timer.start('start');
var canvas = this.canvas;
var ctx = this.ctx;
this.painting = true;
var options = this.klOptions;
var clearPart = { width: canvas.width, height: options.priceLine.region.y - 3 };
ctx.clearRect(0, 0, clearPart.width, clearPart.height);
ctx.save();
window.riseColor = options.riseColor;
window.fallColor = options.fallColor;
window.normalColor = options.normalColor;
if (options.backgroundColor && !this.drawnBackground) {
ctx.beginPath();
ctx.fillStyle = options.backgroundColor;
ctx.rect(0, 0, clearPart.width, clearPart.height);
ctx.fill();
//ctx.closePath();
this.drawnBackground = true;
}
ctx.translate(options.region.x, options.region.y);
ctx.strokeStyle = options.borderColor;
ctx.beginPath();
ctx.rect(0, 0, options.region.width, options.region.height);
ctx.stroke();
//画水平底纹线
var spaceHeight = options.region.height / (options.horizontalLineCount + 1);
for (var i = 1; i <= options.horizontalLineCount; i++) {
var y = spaceHeight * i;
if (y * 10 % 10 == 0) y += .5;
this.drawHLine(options.splitLineColor, 0, y, options.region.width, 1, options.lineStyle);
}
//画垂直底纹线
var spaceWidth = options.region.width / (options.verticalLineCount + 1);
for (var i = 1; i <= options.verticalLineCount; i++) {
var w = spaceWidth * i;
if (w * 10 % 10 == 0) w += .5;
this.drawVLine(options.splitLineColor, w, 0, options.region.height, 1, options.lineStyle);
}
//timer.stop();
},
end: function () {
this.ctx.restore();
var me = this;
var options = me.klOptions;
var region = options.region;
var volumeRegion = options.volume.region;
function getIndex(x) {
x -= region.x;
var index = Math.ceil(x / (me.klOptions.spaceWidth + me.klOptions.barWidth)) - 1;
var count = me.toIndex - me.startIndex + 1;
if (index >= count) index = count - 1;
return index;
}
function getX(x) {
var index = getIndex(x);
return region.x + me.klOptions.spaceWidth * (index + 1) + me.klOptions.barWidth * index + me.klOptions.barWidth * .5;
}
function getPriceColor(ki, price) {
if (price > ki.preClose) {
return riseColor;
} else if (price < ki.preClose) {
return fallColor;
} else {
return normalColor;
}
}
function getTipHtml(x) {
var index = me.startIndex + getIndex(x);
if (index >= me.data.ks.length) index = me.data.ks.length - 1;
if (index < 0) index = 0;
var ki = me.data.ks[index];
var tipHtml = '<div><b>' + convertDate(ki.quoteTime) + '</b></div>' +
'昨收价：<font color="' + getPriceColor(ki, ki.preClose) + '">' + toMoney(ki.preClose) + '</font><br/>' +
'开盘价：<font color="' + getPriceColor(ki, ki.open) + '">' + toMoney(ki.open) + '</font><br/>' +
'最高价：<font color="' + getPriceColor(ki, ki.high) + '">' + toMoney(ki.high) + '</font><br/>' +
'最低价：<font color="' + getPriceColor(ki, ki.low) + '">' + toMoney(ki.low) + '</font><br/>' +
'收盘价：<font color="' + getPriceColor(ki, ki.close) + '">' + toMoney(ki.close) + '</font><br/>' +
'成交量：' + bigNumberToText(ki.volume / 100) + '手<br/>' +
'成交额：' + bigNumberToText(ki.amount);
return tipHtml;
}
/*
//添加鼠标事件
addCrossLinesAndTipEvents(this.canvas, {
getCrossPoint: function (ev) { return { x: getX(ev.offsetX), y: ev.offsetY }; },
triggerEventRanges: { x: region.x, y: region.y + 1, width: region.width, height: volumeRegion.y + volumeRegion.height - region.y },
tipOptions: {
getTipHtml: function (ev) { return getTipHtml(ev.offsetX); },
size:{width:120,height:150},
position:{x:false,y:region.y+(region.height-150)/3}, //position中的值是相对于canvas的左上角的
opacity:80,
cssClass:'',
offsetToPoint:30,
},
crossLineOptions: {
color: 'black'
}
});
*/
if(!me.crossLineAndTipMgrInstance){
me.crossLineAndTipMgrInstance = new crossLinesAndTipMgr(me.canvas, {
getCrossPoint: function (ev) { return { x: getX(ev.offsetX), y: ev.offsetY }; },
triggerEventRanges: { x: region.x, y: region.y + 1, width: region.width, height: volumeRegion.y + volumeRegion.height - region.y },
tipOptions: {
getTipHtml: function (ev) { return getTipHtml(ev.offsetX); },
size:{width:120,height:150},
position:{x:false,y:region.y+(region.height-150)/3}, //position中的值是相对于canvas的左上角的
opacity:80,
cssClass:'',
offsetToPoint:30
},
crossLineOptions: {
color: 'black'
}
});
me.crossLineAndTipMgrInstance.addCrossLinesAndTipEvents();
}
else {
me.crossLineAndTipMgrInstance.updateOptions({
getCrossPoint: function (ev) { return { x: getX(ev.offsetX), y: ev.offsetY }; },
triggerEventRanges: { x: region.x, y: region.y + 1, width: region.width, height: volumeRegion.y + volumeRegion.height - region.y },
tipOptions: {
getTipHtml: function (ev) { return getTipHtml(ev.offsetX); },
size:{width:120,height:150},
position:{x:false,y:region.y+(region.height-150)/3}, //position中的值是相对于canvas的左上角的
opacity:80,
cssClass:'',
offsetToPoint:30
},
crossLineOptions: {
color: 'black'
}
});
}
if (me.controller == null) {
me.implement.paintPriceLine.call(me);
var controllerOptions = options.controller;
var id = me.canvas.id + '_controller';
var controllerCanvas = $id(id);
var exists = $id(id) != null;
if (!exists) {
controllerCanvas = document.createElement('CANVAS');
controllerCanvas.id = id;
document.body.appendChild(controllerCanvas);
}
var priceRegion = me.klOptions.priceLine.region;
setDebugMsg('priceRegion.width=' + priceRegion.width);
controllerCanvas.width = priceRegion.width;
controllerCanvas.height = priceRegion.height;
var canvasPosition = getPageCoord(me.canvas);
controllerCanvas.style.left = canvasPosition.x + priceRegion.x + 'px';
controllerCanvas.style.top = canvasPosition.y + priceRegion.y + 'px';
controllerCanvas.style.position = 'absolute';
controllerCanvas.style.zIndex = (me.canvas.style.zIndex ? me.canvas.style.zIndex : 1) + 1;
controllerCanvas.style.display = 'block';
var c = new controller(controllerCanvas.id, {
region: { x: 0, y: 0, width: controllerCanvas.width, height: controllerCanvas.height },
bar: controllerOptions.bar || { width: 20, height: 35, borderColor: 'black', fillColor: 'snow' },
value: { left: me.dataRanges.start, right: me.dataRanges.to },
minBarDistance: controllerOptions.minBarDistance || 20,
onPositionChanged: function (changeToValue) {
timer.start('drawKL');
drawKL({ start: changeToValue.left, to: changeToValue.right });
timer.stop();
me.controller.drawControllerPart();
},
prePaint: function (ctx) {
},
touchFaultTolerance:20
});
/* 在原图上画控制器部分
var c = new controller(me.canvas.id, {
region: me.klOptions.priceLine.region,
bar: controllerOptions.bar || { width: 20, height: 35, borderColor: 'black', fillColor: 'snow' },
value: { left: me.dataRanges.start, right: me.dataRanges.to },
minBarDistance: controllerOptions.minBarDistance||20,
onPositionChanged: function (changeToValue) {
//setDebugMsg('left = ' + changeToValue.left + ',right = ' + changeToValue.right);
var d = new Date();
drawKL({ start: changeToValue.left, to: changeToValue.right });
me.controller.drawControllerPart();
var timeSpan = (new Date()).getTime() - d.getTime();
setDebugMsg('time:' + d + '，耗时：' + timeSpan+'ms'
+' value.left=' + changeToValue.left + ',value.right='+changeToValue.right
+' startIndex=' + me.startIndex
+ ',toIndex=' + me.toIndex);
},
prePaint:function(ctx){
me.implement.paintPriceLine.call(me);
}
});
*/
this.controller = c;
c.drawControllerPart();
c.addControllerEvents();
} else if (me.requestController) {
me.requestController = false;
var c = this.controller;
c.drawControllerPart();
c.addControllerEvents();
}
if (!me.addOrentationChangedEvent) {
me.addOrentationChangedEvent = true;
addEvent(window, 'orientationchange', function (ev) {
me.requestController = true;
me.implement.onOrentationChanged.call(me);
});
}
me.painting = false;
},
paintItems: function () {
var options = this.klOptions;
var region = options.region;
var maxDataLength = this.data.ks.length;
var needCalcSpaceAndBarWidth = true;
if (this.dataRanges == null) {
//计算dataRanges
var dataCount = Math.ceil(region.width / (options.spaceWidth + options.barWidth))-1;
if (dataCount > maxDataLength) dataCount = maxDataLength;
this.dataRanges = {
start: 100 * (this.data.ks.length - dataCount) / this.data.ks.length,
to: 100
};
needCalcSpaceAndBarWidth = false;
}
var dataRanges = this.dataRanges;
var startIndex = Math.ceil(dataRanges.start / 100 * maxDataLength);
var toIndex = Math.ceil(dataRanges.to / 100 * maxDataLength) + 1;
if (toIndex == maxDataLength) toIndex = maxDataLength - 1;
this.startIndex = startIndex;
this.toIndex = toIndex;
var itemsCount = toIndex - startIndex + 1;
if (needCalcSpaceAndBarWidth) {
//重新计算spaceWidth和barWidth属性
function isOptionsOK() { return (options.spaceWidth + options.barWidth) * itemsCount <= region.width; }
var spaceWidth, barWidth;
if (isOptionsOK()) {
//柱足够细了
spaceWidth = 1;
barWidth = (region.width - spaceWidth * itemsCount) / itemsCount;
if (barWidth > 4) {
spaceWidth = 2;
barWidth = ((region.width - spaceWidth * itemsCount) / itemsCount);
}
} else {
spaceWidth = 1;
barWidth = (region.width - spaceWidth * itemsCount) / itemsCount;
if (barWidth <= 2) {
spaceWidth = 0;
barWidth = (region.width - spaceWidth * itemsCount) / itemsCount;
} else if (barWidth > 4) {
spaceWidth = 2;
barWidth = ((region.width - spaceWidth * itemsCount) / itemsCount);
}
}
options.barWidth = barWidth;
options.spaceWidth = spaceWidth;
}
var filteredData = [];
for (var i = startIndex; i <= toIndex && i < maxDataLength; i++) {
filteredData.push(this.data.ks[i]);
}
var high, low;
filteredData.each(function (val, a, i) {
if (i == 0) { high = val.high; low = val.low; }
else { high = Math.max(val.high, high); low = Math.min(low, val.low); }
});
this.high = high;
this.low = low;
var ctx = this.ctx;
var me = this;
//timer.start('paintItems:移动均线');
//画移动平均线
this.implement.paintMAs.call(this, filteredData, getY);
//timer.stop();
//timer.start('paintItems:画柱');
function getY(price) { return (me.high - price) * region.height / (me.high - me.low); }
function getCandleLineX(i) { var result = i * (options.spaceWidth + options.barWidth) + (options.spaceWidth + options.barWidth) * .5; if (result * 10 % 10 == 0) result += .5; return result; }
var currentX = 0;
var needCandleRect = options.barWidth > 1.5;
var drawCandle = function (ki, a, i) {
var isRise = ki.close > ki.open;
var color = isRise ? riseColor : fallColor;
var lineX = getCandleLineX(i);
if (currentX == 0) currentX = lineX;
else {
if (lineX - currentX < 1) return;
}
currentX = lineX;
var topY = getY(ki.high);
var bottomY = getY(ki.low);
if (needCandleRect) {
ctx.fillStyle = color;
ctx.strokeStyle = color;
var candleY, candleHeight;
if (isRise) {
candleY = getY(ki.close);
candleHeight = getY(ki.open) - candleY;
} else {
candleY = getY(ki.open);
candleHeight = getY(ki.close) - candleY;
}
//画线
ctx.beginPath();
ctx.moveTo(lineX, topY);
ctx.lineTo(lineX, bottomY);
ctx.stroke();
var candleX = lineX - options.barWidth / 2;
ctx.beginPath();
ctx.fillRect(candleX, candleY, options.barWidth, candleHeight);
} else {
ctx.strokeStyle = color;
//画线
ctx.beginPath();
ctx.moveTo(lineX, topY);
ctx.lineTo(lineX, bottomY);
ctx.stroke();
}
};
//画蜡烛
filteredData.each(drawCandle);
//timer.stop();
//timer.start('paintItems:纵轴');
var yAxisOptions = options.yAxis;
yAxisOptions.region = yAxisOptions.region || { x: 0 - region.x, y: 0 - 3, height: region.height, width: region.x - 3 };
//画y轴
var yAxisImp = new yAxis(yAxisOptions);
var yPainter = new Painter(
this.canvas.id,
yAxisImp,
calcAxisValues(high, low, (options.horizontalLineCount + 2))
);
yPainter.paint();
//timer.stop();
//timer.start('paintItems:横轴');
//画X轴
var xAxisOptions = options.xAxis;
xAxisOptions.region = { x: 0, y: region.height + 2, width: region.width, height: 20 };
var xAxisImp = new xAxis(xAxisOptions);
var xScalers = [];
var stepLength = filteredData.length / (options.xAxis.scalerCount - 1);
if (stepLength < 1) {
options.xAxis.scalerCount = filteredData.length;
stepLength = 1;
}
xScalers.push(convertDate(filteredData[0].quoteTime, false));
for (var i = 1; i < options.xAxis.scalerCount; i++) {
var index = Math.ceil(i * stepLength);
if (index >= filteredData.length) index = filteredData.length - 1;
var quoteTime = convertDate(filteredData[index].quoteTime, false);
xScalers.push(quoteTime);
}
var xPainter = new Painter(this.canvas.id, xAxisImp, xScalers);
xPainter.paint();
// timer.stop();
//timer.start('volume');
//画量
this.implement.paintVolume.call(this, filteredData);
//timer.stop();
//画价格线
//this.implement.paintPriceLine.call(this);
},
paintPriceLine: function () {
if (this.hasPaintPriceLine) return;
this.hasPaintPriceLine = true;
var ctx = this.ctx;
var options = this.klOptions.priceLine;
var region = options.region;
ctx.save();
ctx.translate(region.x, region.y);
ctx.clearRect(0 - region.x, 0, this.canvas.width, region.height);
//画水平底纹线
var spaceHeight = region.height / (options.horizontalLineCount + 1);
for (var i = 1; i <= options.horizontalLineCount; i++) {
var y = spaceHeight * i;
if (y * 10 % 10 == 0) y += .5;
this.drawHLine(options.splitLineColor, 0, y, region.width, 1, options.lineStyle);
}
//画垂直底纹线
var spaceWidth = region.width / (options.verticalLineCount + 1);
for (var i = 1; i <= options.verticalLineCount; i++) {
var w = spaceWidth * i;
if (w * 10 % 10 == 0) w += .5;
this.drawVLine(options.splitLineColor, w, 0, region.height, 1, options.lineStyle);
}
var ks = this.data.ks;
var ksLength = ks.length;
var priceRange;
ks.each(function (val, arr, i) {
if (i == 0) { priceRange = { high: val.high, low: val.low }; }
else {
priceRange.high = Math.max(priceRange.high, val.close);
priceRange.low = Math.min(priceRange.low, val.close);
}
});
if (priceRange.low > 1) priceRange.low -= 1;
function getRangeX(i) { return i * region.width / ksLength; }
function getRangeY(val) { return (priceRange.high - val) * region.height / (priceRange.high - priceRange.low); }
var currentX = 0;
ks.each(function (val, arr, i) {
var x = getRangeX(i);
if (currentX == 0) currentX = x;
else {
if (x - currentX < 1) return;
}
currentX = x;
var y = getRangeY(val.close);
if (i == 0) {
ctx.beginPath();
ctx.moveTo(x, y);
} else {
ctx.lineTo(x, y);
}
});
ctx.strokeStype = options.borderColor;
ctx.stroke();
ctx.lineTo(region.width, region.height);
ctx.lineTo(0, region.height);
ctx.closePath();
ctx.fillStyle = options.fillColor;
ctx.globalAlpha = options.alpha;
ctx.fill();
ctx.globalAlpha = 1;
var yAxisOptions = options.yAxis;
yAxisOptions.region = yAxisOptions.region || { x: 0 - region.x, y: 0 - 3, height: region.height, width: region.x - 3 };
//画y轴
var yAxisImp = new yAxis(yAxisOptions);
var yPainter = new Painter(
this.canvas.id,
yAxisImp,
calcAxisValues(priceRange.high, priceRange.low, (options.horizontalLineCount + 2))
);
yPainter.paint();
ctx.restore();
},
paintMAs: function (filteredData, funcGetY) {
var ctx = this.ctx;
var options = this.klOptions;
var MAs = options.MAs;
var me = this;
MAs.each(function (val, arr, index) {
var MA = calcMAPrices(me.data.ks, me.startIndex, filteredData.length, val.daysCount);
val.values = MA;
MA.each(function (val, arr, i) {
if (val) {
me.high = Math.max(me.high, val);
me.low = Math.min(me.low, val);
}
});
});
MAs.each(function (val, arr, index) {
var MA = val.values;
ctx.strokeStyle = val.color;
ctx.beginPath();
MA.each(function (val, arr, i) {
var x = i * (options.spaceWidth + options.barWidth) + (options.spaceWidth + options.barWidth) * .5;
if (!val) return;
var y = funcGetY(val);
if (y && i==0) {
ctx.moveTo(x, y);
} else {
ctx.lineTo(x, y);
}
});
ctx.stroke();
});
},
paintVolume: function (filteredData) {
var ctx = this.ctx;
var options = this.klOptions;
//画量线
var volumeOptions = options.volume;
var volumeRegion = volumeOptions.region;
ctx.restore();
ctx.save();
ctx.translate(volumeRegion.x, volumeRegion.y);
ctx.globalAlpha = 1;
//画水平底纹线
var spaceHeight = volumeRegion.height / (volumeOptions.horizontalLineCount + 1);
for (var i = 1; i <= volumeOptions.horizontalLineCount; i++) {
var y = spaceHeight * i;
if (y * 10 % 10 == 0) y += .5;
this.drawHLine(options.splitLineColor, 0, y, options.region.width, 1, options.lineStyle);
}
//画垂直底纹线
var spaceWidth = options.region.width / (options.verticalLineCount + 1);
for (var i = 1; i <= options.verticalLineCount; i++) {
var w = spaceWidth * i;
if (w * 10 % 10 == 0) w += .5;
this.drawVLine(options.splitLineColor, w, 0, volumeRegion.height, 1, options.lineStyle);
}
ctx.strokeStyle = options.borderColor;
ctx.beginPath();
ctx.rect(0, 0, volumeRegion.width, volumeRegion.height);
ctx.stroke();
//drawLines(ctx, [{ direction: 'H', position: .50, color: 'lightgray'}]);
var maxVolume = 0;
filteredData.each(function (val, arr, i) {
maxVolume = Math.max(maxVolume, val.volume);
});
maxVolume *= 1.05;
function getVolumeY(v) { return volumeRegion.height - volumeRegion.height / maxVolume * v; }
function getVolumeX(i) { return i * (options.spaceWidth + options.barWidth) + (options.spaceWidth) * .5; }
ctx.globalAlpha = 1;
filteredData.each(function (val, arr, i) {
var x = getVolumeX(i);
var y = getVolumeY(val.volume);
ctx.beginPath();
ctx.rect(x, y, options.barWidth, volumeRegion.height / maxVolume * val.volume);
ctx.fillStyle = val.close > val.open ? riseColor : fallColor;
ctx.fill();
});
//画y轴
var volumeLevel;
var volumeUnit;
if (maxVolume < 10000 * 100) {
volumeLevel = 10000;
volumeUnit = '万';
}
else {
volumeLevel = 10000 * 100;
volumeUnit = '百万';
}
var volumeScalers = [];
volumeScalers.push((maxVolume / volumeLevel).toFixed(2));
volumeScalers.push((maxVolume / 2 / volumeLevel).toFixed(2));
volumeScalers.push(volumeUnit);
var volumeScalerOptions = volumeOptions.yAxis;
volumeScalerOptions.region = volumeScalerOptions.region || { x: 0 - volumeRegion.x, y: -3, width: volumeRegion.x - 3, height: volumeRegion.height };
var volumeScalerImp = new yAxis(volumeScalerOptions);
var volumeScalerPainter = new Painter(this.canvas.id, volumeScalerImp, volumeScalers);
volumeScalerPainter.paint();
ctx.restore();
ctx.save();
},
onOrentationChanged: function (e) {
var orientation = window.orientation;
function getWidth() { return screen.width-40;/*((orientation == 90 || orientation == -90) ? screen.width : screen.height) - 40; */}
if (typeof orientation != 'undefined') {
setDebugMsg('orientation=' + orientation + ',getWidth=' + getWidth());
//if(orientation == 90 || orientation == -90 || orientation == 0){
var me = this;
var width = getWidth();
//var rate = width/me.canvas.width;
me.canvas.width = width;
var options = me.klOptions;
var chartWidth = width - options.chartMargin.left - options.chartMargin.right;
me.klOptions.volume.region.width =
me.klOptions.priceLine.region.width =
me.klOptions.region.width = chartWidth;
//方向改变了，要重画controller
me.controller = null;
me.hasPaintPriceLine = false;
drawKL({ start: me.dataRanges.start, to: me.dataRanges.to });
// }
}
}
};
var painter;// = new Painter('canvasKL', kl, data);
var initialWidth = Math.min(screen.width,1024)-40;
function drawKL(ranges) {
var kOptions = {
backgroundColor:'#fff',
riseColor: 'red',
fallColor: 'green',
normalColor: 'black',
//主图区域的边距
chartMargin:{left:45.5,top:20.5,right:20.5},
region: { x: 45.5, y: 20.5, width: initialWidth - 45.5 - 20.5, height: 250 },
barWidth: 5, spaceWidth: 2, horizontalLineCount: 7, verticalLineCount: 7, lineStyle: 'solid', borderColor: 'gray', splitLineColor: '#eeeeee', lineWidth: 1,
MAs: [
{ color: 'rgb(255,70,251)', daysCount: 5 },
{ color: 'rgb(227,150,34)', daysCount: 10 },
{ color: 'rgb(53,71,107)', daysCount: 20 }/*,
{ color: 'rgb(0,0,0)', daysCount: 60 }*/
],
yAxis: {
font: '11px Arial', // region: { },
color: 'black',
align: 'right',
fontHeight: 8,
textBaseline: 'top'
},
xAxis: {
font: '11px Arial', // region: { },
color: 'black',
align: 'right',
fontHeight: 8,
textBaseline: 'top',
scalerCount: 9
},
volume: {
region: { x: 45.5, y: 290.5, height: 80, width: initialWidth - 45.5 - 20.5 },
horizontalLineCount: 1,
yAxis: {
font: '11px Arial', // region: { },
color: 'black',
align: 'right',
fontHeight: 8,
textBaseline: 'top'
}
},
priceLine: {
region:{ x: 45.5, y: 380.5, height: 60, width: initialWidth - 45.5 - 20.5 },
verticalLineCount: 7,
horizontalLineCount: 1, lineStyle: 'solid', borderColor: 'gray', splitLineColor: '#eeeeee',fillColor:'lightgray',alpha:.5,
yAxis: {
font: '11px Arial', // region: { },
color: 'black',
align: 'right',
fontHeight: 8,
textBaseline: 'top'
}
},
controller:{
bar: { width: 20, height: 35, borderColor: 'black', fillColor: 'lightgray' },
minBarDistance: 20
}
};
if(!painter){
var canvas = $id('canvasKL');
if(canvas.width != initialWidth) canvas.width = initialWidth;
var kl = new kLine(kOptions);
var data = getKLData();
painter = new Painter('canvasKL', kl, data);
}
painter.dataRanges = ranges;
painter.paint();
}
</script>
</head>
<body onload="drawKL()" style="padding:0;margin:2px">
<canvas id="canvasKL" width="1002" height="460" style="z-index: 2; border: 1px solid #69c">
<p>hey,您的浏览器不支持html5，换个浏览器吧，比如google chrome，firefox</p>
</canvas>
<div id="debug"></div>
<script type="text/javascript" src="k-data.js"></script>
<style>
pre{padding: 60px 0 0 30px;color: gray;font-size: .8em;line-height: 20px;}
</style>
<p><a href="./index.html">返回列表页</a></p>
<pre>
Author:yukaizhao http://www.cnblogs.com/yukaizhao/ http://weibo.com/yukaizhao/
参与项目或技术交流：<a href="mailto:yukaizhao@gmail.com">yukaizhao@gmail.com</a>
</pre>
</body>
</html>