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mins-painter-min.html
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mins-painter-min.html
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<!doctype html>
<html>
<head>
<meta http-equiv="content-type" content="text/html;charset=GBK" />
<title>html 5 minutes chart 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/painter.js" type="text/javascript" charset="GBK"></script>
<script src="libs/ajax.js" type="text/javascript" charset="GBK"></script>
<script src="libs/crossLines.js?a" type="text/javascript" charset="GBK"></script>
<script src="libs/chartEventHelper.js?a" type="text/javascript" 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：[email protected]
*/
function Tip(options) {
this.options = options;
this.canvas = options.canvas;
this.canvas.tip = this;
}
Tip.prototype = {
show: function (relativePoint, html) {
var dc = this.dataContext;
var painter = this.canvas.MCP;
if (dc) {
var titleOptions = painter._getOptions('title');
if (dc.isNewQuote) painter.drawTitle(titleOptions);
else {
var minTime;
var minIndex = dc.index;
if (minIndex < dc.data.length && minIndex > -1) {
minPrice = dc.data[minIndex].price;
minTime = dc.data[minIndex].time;
} else {
minPrice = this.quote.price;
minTime = this.quote.time;
}
painter.drawTitle(titleOptions, minTime, minPrice);
}
}
},
update: function (relativePoint, html) {
this.show(relativePoint, html);
},
hide: function () {
var painter = this.canvas.MCP;
var titleOptions = painter._getOptions('title');
painter.drawTitle(titleOptions);
}
};
(function () {
function minutesChartPainter(options) {
this.canvasId = options.canvasId;
if (!this.canvasId) {
alert('必须指定canvasId');
return;
}
this.riseColor = options.riseColor || 'red';
this.fallColor = options.fallColor || 'green';
this.normalColor = options.normalColor || 'black';
for (var k in options) {
this[k] = options[k];
}
this.canvas = $id(this.canvasId);
this.canUseCanvas = this.canvas.getContext;
if (this.canUseCanvas) {
this.ctx = this.canvas.getContext('2d');
this.ctxs = {};
this.ctxs[options.canvasId] = this.ctx;
this.width = this.canvas.width;
this.height = this.canvas.height;
this.coords = getPageCoord(this.canvas);
this.maxZIndex = this.canvas.style.zIndex || 1;
}
extendObject(options, this);
extendObject(window._painter, this);
}
var MCP = window.MCP = minutesChartPainter;
MCP.prototype.loadData = function (completeCallback) {
if (this.debug && this.useFakeData) {
this.quotes = getQuote();
this.quote = this.quotes.quote;
this.mins = this.quotes.mins;
completeCallback();
return;
}
var painter = this;
if (!painter.isFirstLoaded)
painter.isFirstLoaded = true;
var dataUrl = this.dataUrl + (this.dataUrl.indexOf('?') > 0 ? '&' : '?') + 'random='+ (new Date()).getTime();
Ajax.get(dataUrl, function (ajax) {
function getNodeValue(parent, childName, i) {
return eval(parent.getElementsByTagName(childName)[i || 0].textContent);
}
var dom = ajax.responseXML;
var rootNode = dom.getElementsByTagName('HexunQuote')[0];
var miniFlashNode = rootNode.getElementsByTagName('MiniFlash')[0];
var commodityNode = miniFlashNode.getElementsByTagName('Commodity')[0];
var quoteNode = commodityNode.getElementsByTagName('Quote')[0];
var quoteNodeItem = quoteNode.getElementsByTagName('Item')[0];
var quote = {
time: getNodeValue(quoteNodeItem, 'TM', 0),
open: getNodeValue(quoteNodeItem, 'OP', 0),
preClose: getNodeValue(quoteNodeItem, 'PC', 0),
highest: getNodeValue(quoteNodeItem, 'HI', 0),
lowest: getNodeValue(quoteNodeItem, 'LO', 0),
price: getNodeValue(quoteNodeItem, 'PR', 0),
volume: getNodeValue(quoteNodeItem, 'VO', 0),
amount: getNodeValue(quoteNodeItem, 'AM', 0)
};
//如果时间相同那就不重新画了
if (painter.quote && quote.time == painter.quote.time && quote.price == painter.quote.price) {
return;
}
var mins = new Array();
var minNodes = dom.firstChild.firstChild.firstChild.firstChild.nextSibling.getElementsByTagName('Item');
for (var i = 0; i < minNodes.length; i++) {
var minNode = minNodes[i];
var min = {
price: getNodeValue(minNode, 'PR', 0),
volume: getNodeValue(minNode, 'VO', 0),
amount: getNodeValue(minNode, 'AM', 0)
};
mins.push(min);
}
painter.quotes = { quote: quote, mins: mins };
painter.quote = quote;
painter.mins = mins;
completeCallback();
painter.isFirstLoaded = false;
}, this.canvasId, (painter.isFirstLoaded === true));
};
MCP.prototype.drawTitle = function (options, quoteTime, price) {
options.height = options.height || this.height;
options.width = options.width || this.width;
options.id = this.canvasId + '_title';
options.debug_backgroundColor = '#f0f0f0';
var offsetY = options.offsetY || 0;
var offsetX = options.offsetX || 0;
var preClose = preClose || this.quote.preClose;
price = price || this.quote.price;
var time = quoteTime || this.quote.time;
var ctx = this._createLayer(options, true);
var fontColor = options.fontColor || 'Black';
ctx.textAlign = options.textAlign || 'left';
var txtNewest = '最新' + price;
ctx.font = options.font || '9pt 宋体';
ctx.fillStyle = fontColor;
var titleWidth = this._measureText(ctx, txtNewest);
var paddingBottom = options.paddingBottom || 2;
var titleY = options.height - paddingBottom;
ctx.fillText(txtNewest, offsetX, titleY);
var isRise = price > preClose;
var isEqual = price == preClose;
var isFall = price < preClose;
var diff = toMoney(price - preClose);
var txtRiseFall = (isRise ? '↑' : (isFall ? '↓' : '')) + diff
+ ('(')
+ toMoney(diff * 100 / preClose)
+ '%)';
ctx.fillStyle = isRise ? this.riseColor : (isFall ? this.fallColor : this.normalColor);
var riseFallWidth = this._measureText(ctx, txtRiseFall);
ctx.fillText(txtRiseFall, offsetX + titleWidth + 2, titleY);
var temp = new String(time);
var txtTime = temp.charAt(8) + temp.charAt(9) + ':' + temp.charAt(10) + temp.charAt(11);
ctx.fillStyle = fontColor;
var timeWidth = this._measureText(ctx, txtTime);
var timePaddingRight = options.timePaddingRight || 4;
ctx.fillText(txtTime, options.width - timeWidth - timePaddingRight, titleY);
};
MCP.prototype._getRiseFallColor = function (price) {
var preClose = this.quote.preClose;
var isRise = price > preClose;
var isEqual = price == preClose;
var isFall = price < preClose;
return isRise ? this.riseColor : (isFall ? this.fallColor : this.normalColor);
};
MCP.prototype.drawContent = function (options) {
options.id = this.canvasId + '_content';
options.offsetX = options.offsetX || 0;
options.offsetY = options.offsetY || 0;
options.debug_backgroundColor = 'white';
var ctx = this._createLayer(options, true);
//画矩形框
this._drawRect(ctx, 0, 0, options.width, options.height, options.backgroundColor, 1, options.borderColor, options.offsetX, options.offsetY);
//画底纹
//平行中线，平行上线，平行下线
var middleY = options.height / 2;
this._drawLine(ctx, 0, middleY, options.width, middleY, options.middleBorderColor, 1, options.offsetX, options.offsetY);
var lineY = options.height / 4;
this._drawLine(ctx, 0, lineY, options.width, lineY, options.backgroundBorderColor, 1, options.offsetX, options.offsetY);
lineY = options.height * 3 / 4;
this._drawLine(ctx, 0, lineY, options.width, lineY, options.backgroundBorderColor, 1, options.offsetX, options.offsetY);
//垂直三条线,要根据noonAtTimelinePosition属性设置
var position = this.noonAtTimelinePosition || .5;
var noonX = options.width * position;
this._drawLine(ctx, noonX, 0, noonX, options.height, options.backgroundBorderColor, 1, options.offsetX, options.offsetY);
noonX = noonX / 2;
this._drawLine(ctx, noonX, 0, noonX, options.height, options.backgroundBorderColor, 1, options.offsetX, options.offsetY);
noonX = options.width * (position + (1 - position) / 2);
this._drawLine(ctx, noonX, 0, noonX, options.height, options.backgroundBorderColor, 1, options.offsetX, options.offsetY);
//点击查看大图
this._drawText(ctx, '点击查看大图', options.offsetX + options.width / 2, options.offsetY + options.height / 2 - 4, '9pt 宋体', '#666666', 'center');
var quote = this.quote;
var mins = this.mins;
var priceDiffMax = Math.max(Math.abs(quote.preClose - quote.highest), Math.abs(quote.preClose - quote.lowest));
var pricePerPx = (options.height / 2) / priceDiffMax;
this.pricePerPx = pricePerPx;
var getPriceYPx = function (val) {
var diff = val - quote.preClose;
return middleY - diff * pricePerPx;
};
var getTimeXPx = function (minIndex, minsCount) {
return options.offsetX + options.width * minIndex / minsCount;
};
var getMinTime = this.getTimeByIndex;
//开始画价格线
ctx.beginPath();
for (var i = 0; i < mins.length; i++) {
var priceY = getPriceYPx(this.mins[i].price);
var priceX = getTimeXPx(i, this.minsCount);
if (i == 0) ctx.moveTo(priceX, priceY);
else ctx.lineTo(priceX, priceY);
this.mins[i].y = priceY;
this.mins[i].x = priceX;
this.mins[i].time = 'yyyyMMdd' + getMinTime(i);
}
ctx.strokeStyle = options.priceLineColor;
ctx.lineWidth = options.priceLineWidth;
ctx.stroke();
//价格线结束
//绑定mouse events
var canvas = this.layers[options.id];
if (canvas.hasAddEvents) return;
canvas.style.cursor = 'pointer';
canvas.MCP = this;
var me = this;
function getY(x) {
var index = Math.ceil((x - options.offsetX) * me.minsCount / options.width);
var val;
var isNewQuote;
if (index >= 0 && index < mins.length) {
val = mins[index].price;
isNewQuote = false;
} else {
val = quote.price;
isNewQuote = true;
}
if (canvas.tip) canvas.tip.dataContext = { data: mins, isNewQuote: isNewQuote, index: index };
var diff = val - quote.preClose;
var middleY = (options.offsetY + options.height / 2);
return middleY - diff * options.height / 2 / priceDiffMax;
}
function getX(x){
var index = Math.ceil((x - options.offsetX) * me.minsCount / options.width);
var val;
if (index < 0) index =0;
if(index >= mins.length) index = mins.length-1;
return getTimeXPx(index,me.minsCount);
}
//添加鼠标事件
addCrossLinesAndTipEvents(canvas, {
getCrossPoint: function (ev) { return { x:getX(ev.offsetX), y: getY(ev.offsetX) }; },
triggerEventRanges: { x: options.offsetX, y: options.offsetY, width: options.width, height: options.height },
tipOptions: {
getTipHtml: function (ev) { return null; },
position: { x: false, y: false }
},
crossLineOptions: {
color: 'black'
},
onClick:options.onClick
});
};
//画时间轴
MCP.prototype.drawTimeAxis = function (options) {
var font = options.font || '9pt Arial';
var color = options.color || 'black';
var timeOpen = this.timeOpen;
var timeNoon = this.timeNoon;
var timeClose = this.timeClose;
options.id = this.canvasId + '_timeAxis';
options.offsetX = options.offsetX || 0;
options.offsetY = options.offsetY || 0;
options.debug_backgroundColor = 'yellow';
var ctx = this._createLayer(options, true);
ctx.font = font;
var fontWidth = this._measureText(ctx, timeOpen);
var fontY = options.fontY || options.height; // +fontWidth;
this._drawText(ctx, timeOpen, options.offsetX, fontY, font, color);
var fontNoonWidth = this._measureText(ctx, timeNoon);
var fontCloseWidth = this._measureText(ctx, timeClose);
var padding = options.timeCloseRightPadding || 2;
var xNoon = options.offsetX + options.width * (this.noonAtTimelinePosition || .5) - fontNoonWidth / 2;
var xClose = options.offsetX + options.width - fontCloseWidth - padding;
if (xNoon + fontNoonWidth > xClose) xNoon = xClose - fontNoonWidth - padding;
this._drawText(ctx, timeNoon, xNoon, fontY, font, color);
this._drawText(ctx, timeClose, xClose, fontY, font, color);
};
MCP.prototype.drawFoot = function (options) {
var font = options.font || '9pt Arial';
var color = options.color || 'black';
options.id = this.canvasId + '_foot';
options.offsetX = options.offsetX || 0;
options.offsetY = options.offsetY || 0;
options.debug_backgroundColor = '#ffffff';
var ctx = this._createLayer(options, true);
//高9999 低9999 成交888999
var txt = '高';
var paddingLeft = options.paddingLeft || 2;
var w = paddingLeft + this._measureText(ctx, txt, font);
var y = options.height - (options.paddingTop || 2);
this._drawText(ctx, txt, paddingLeft, y, font, color);
var highColor = this._getRiseFallColor(this.quote.highest);
var high = this.quote.highest.toFixed(2);
this._drawText(ctx, high, w, y, font, highColor);
w += this._measureText(ctx, high, font);
txt = ' 低';
this._drawText(ctx, txt, w, y, font, color);
w += this._measureText(ctx, txt, font);
var lowColor = this._getRiseFallColor(this.quote.lowest);
var low = this.quote.lowest.toFixed(2);
this._drawText(ctx, low, w, y, font, lowColor);
w += this._measureText(ctx, low, font);
var amount;
if(this.showTradeType == 'volume'){
if(this.quote.volume){
amount = ' 成交' + bigNumberToText(this.quote.volume) + '手';
}
}else{
if (this.quote.amount) {
amount = ' 成交' + bigNumberToText(this.quote.amount);
}
}
if(amount)this._drawText(ctx, amount, w, y, font, color);
};
MCP.prototype.drawPriceAxis = function (options) { };
MCP.prototype.paint = function () {
if (!this.canUseCanvas) return;
var mcp = this;
var loadDataCallback = function () {
if (mcp.titleOptions) mcp.drawTitle(mcp.titleOptions);
mcp.drawContent(mcp.contentOptions);
if (mcp.priceAxisOptions) mcp.drawPriceAxis(mcp.priceAxisOptions);
if (mcp.timeAxisOptions) mcp.drawTimeAxis(mcp.timeAxisOptions);
if (mcp.footOptions) mcp.drawFoot(mcp.footOptions);
if (mcp.customPainter && typeof (mcp.customPainter.method) == 'function') {
mcp.customPainter.method(mcp.customPainter.options, mcp);
}
};
mcp.loadData(loadDataCallback);
window.mcp.intervalHandler = window.setInterval(function () {
mcp.loadData(loadDataCallback);
}, window.mcp.interval);
};
MCP.prototype.updateDataUrl = function (dataUrl) {
this.dataUrl = dataUrl;
window.clearInterval(this.intervalHandler);
this.isFirstLoaded = false;
this.paint();
};
})();
</script>
<!---->
<script>
addLoadEvent(function () {
var mcp = new MCP({
timeOpen: '09:30', timeNoon: '11:30/13:00', timeClose: '15:00', showTradeType:'amount',
noonAtTimelinePosition:.5,
getTimeByIndex: function (minIndex) {
//上午09：30-11：30
//下午13：00-15：00
var d = new Date();
if (minIndex <= 120) {
d.setHours(9, 30, 30);
d = new Date(d.getTime() + (minIndex) * 60 * 1000);
} else {
d.setHours(13, 0, 0);
d = new Date(d.getTime() + (minIndex - 120) * 60 * 1000);
}
var hour = d.getHours() > 9 ? new String(d.getHours()) : '0' + d.getHours();
var minutes = d.getMinutes() > 9 ? new String(d.getMinutes()) : '0' + d.getMinutes();
var seconds = '30';
return hour + minutes + seconds;
},
canvasId: 'canvasMCP',
interval: 10000,
minsCount: 241,
dataUrl: 'QTMI_1_000001.xml',
titleOptions: { left: 4, top: 0, height: 20, width: 0, paddingBottom: 4, timePaddingRight: 4 },
contentOptions: {
left: 2,
top: 20,
height: 85,
width: 155,
borderColor: '#444444',
priceLineColor: '#2358A6',
priceLineWidth: 1,
middleBorderColor: '#ff0000',
backgroundBorderColor: '#d6d6d6',
backgroundColor: '#ffffff',
onClick: function () { window.open('http://stockdata.stock.hexun.com/indexhq_000001_1.shtml'); }
},
timeAxisOptions: {
left: 2,
top: 105,
width: 155,
height: 18,
font: '9pt Arial',
fontY: 14,
timeOpen: '09:30',
timeNoon: '11:30/13:00',
timeClose: '15:00',
timeCloseRightPadding: 2
},
footOptions: {
left: 2,
top: 123,
height: 18,
width: 0,
paddingTop: 4,
paddingLeft: 0,
font: '9pt 宋体',
color: 'black'
},
customPainter: {
method: function (options, painter) {
var id = painter.canvasId + '_menu';
var div = $id(id);
var exits = (div != null);
if (!exits) {
div = document.createElement('DIV');
div.id = id;
div.className = 'menu';
var sections = options.sections;
for (var i = 0; i < sections.length; i++) {
var sec = sections[i];
var a = document.createElement('A');
a.innerHTML = sec.text;
a.href = sec.url;
a.className = sec.cssClass;
a.target = sec.target || '_blank';
div.appendChild(a);
}
}
div.style.display = 'block';
div.style.position = 'absolute';
div.style.width = options.width + 'px';
div.style.height = options.height + 'px';
div.style.left = options.left + painter.coords.x + 'px';
div.style.top = options.top + painter.coords.y + 'px';
if (!exits) document.body.appendChild(div);
},
options: {
left: 158,
top: 18,
width: 214 - 158,
height: 146 - 20 - 18,
sections: [
{ text: '行情中心', url: 'http://quote.hexun.com/', cssClass: 'menuItem' },
{ text: '资金流向', url: 'http://quote.hexun.com/', cssClass: 'menuItem' },
{ text: '微博解盘', url: 'http://quote.hexun.com/', cssClass: 'menuItem' },
{ text: '操盘软件', url: 'http://quote.hexun.com/', cssClass: 'menuItem focus' }
]
}
},
debug: false, useFakeData: false
});
window.mcp = mcp;
window.mcp.paint();
});
</script>
<style type="text/css">
.menu{display:none}
.menuItem{border: 1px solid #666;color: #666;display: block;font-size: 9pt;font-family: Arial,宋体;margin: 2px;text-decoration: none;line-height: 16px;text-align: center;}
.focus{background: #FFCC66;}
</style>
<script type="text/javascript" src="mins-data.js"></script>
</head>
<body>
<div>
<canvas id="canvasMCP" width="214" height="146" style="z-index: 3;">
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你的浏览器不支持html5哟</p>
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Author:yukaizhao http://www.cnblogs.com/yukaizhao/ http://weibo.com/yukaizhao/
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