diff options
Diffstat (limited to 'wqflask/wqflask/static/packages/jqplot/plugins/jqplot.ohlcRenderer.js')
| -rwxr-xr-x | wqflask/wqflask/static/packages/jqplot/plugins/jqplot.ohlcRenderer.js | 100 |
1 files changed, 50 insertions, 50 deletions
diff --git a/wqflask/wqflask/static/packages/jqplot/plugins/jqplot.ohlcRenderer.js b/wqflask/wqflask/static/packages/jqplot/plugins/jqplot.ohlcRenderer.js index 2f143f1b..0fd1de36 100755 --- a/wqflask/wqflask/static/packages/jqplot/plugins/jqplot.ohlcRenderer.js +++ b/wqflask/wqflask/static/packages/jqplot/plugins/jqplot.ohlcRenderer.js @@ -6,13 +6,13 @@ * Revision: 1121 * * Copyright (c) 2009-2012 Chris Leonello - * jqPlot is currently available for use in all personal or commercial projects - * under both the MIT (http://www.opensource.org/licenses/mit-license.php) and GPL - * version 2.0 (http://www.gnu.org/licenses/gpl-2.0.html) licenses. This means that you can - * choose the license that best suits your project and use it accordingly. + * jqPlot is currently available for use in all personal or commercial projects + * under both the MIT (http://www.opensource.org/licenses/mit-license.php) and GPL + * version 2.0 (http://www.gnu.org/licenses/gpl-2.0.html) licenses. This means that you can + * choose the license that best suits your project and use it accordingly. * - * Although not required, the author would appreciate an email letting him - * know of any substantial use of jqPlot. You can reach the author at: + * Although not required, the author would appreciate an email letting him + * know of any substantial use of jqPlot. You can reach the author at: * chris at jqplot dot com or see http://www.jqplot.com/info.php . * * If you are feeling kind and generous, consider supporting the project by @@ -26,43 +26,43 @@ * http://hexmen.com/js/sprintf.js * The author (Ash Searle) has placed this code in the public domain: * "This code is unrestricted: you are free to use it however you like." - * + * */ (function($) { /** * Class: $.jqplot.OHLCRenderer * jqPlot Plugin to draw Open Hi Low Close, Candlestick and Hi Low Close charts. - * - * To use this plugin, include the renderer js file in + * + * To use this plugin, include the renderer js file in * your source: - * + * * > <script type="text/javascript" src="plugins/jqplot.ohlcRenderer.js"></script> - * + * * You will most likely want to use a date axis renderer * for the x axis also, so include the date axis render js file also: - * + * * > <script type="text/javascript" src="plugins/jqplot.dateAxisRenderer.js"></script> - * + * * Then you set the renderer in the series options on your plot: - * + * * > series: [{renderer:$.jqplot.OHLCRenderer}] - * + * * For OHLC and candlestick charts, data should be specified * like so: - * + * * > dat = [['07/06/2009',138.7,139.68,135.18,135.4], ['06/29/2009',143.46,144.66,139.79,140.02], ...] - * + * * If the data array has only 4 values per point instead of 5, * the renderer will create a Hi Low Close chart instead. In that case, * data should be supplied like: - * + * * > dat = [['07/06/2009',139.68,135.18,135.4], ['06/29/2009',144.66,139.79,140.02], ...] - * + * * To generate a candlestick chart instead of an OHLC chart, * set the "candlestick" option to true: - * + * * > series: [{renderer:$.jqplot.OHLCRenderer, rendererOptions:{candleStick:true}}], - * + * */ $.jqplot.OHLCRenderer = function(){ // subclass line renderer to make use of some of it's methods. @@ -73,7 +73,7 @@ this.candleStick = false; // prop: tickLength // length of the line in pixels indicating open and close price. - // Default will auto calculate based on plot width and + // Default will auto calculate based on plot width and // number of points displayed. this.tickLength = 'auto'; // prop: bodyWidth @@ -115,10 +115,10 @@ this._tickLength; this._bodyWidth; }; - + $.jqplot.OHLCRenderer.prototype = new $.jqplot.LineRenderer(); $.jqplot.OHLCRenderer.prototype.constructor = $.jqplot.OHLCRenderer; - + // called with scope of series. $.jqplot.OHLCRenderer.prototype.init = function(options) { options = options || {}; @@ -135,28 +135,28 @@ if (d[0].length < 5) { this.renderer.hlc = true; - for (var j=0; j<d.length; j++) { + for (var j=0; j<d.length; j++) { if (d[j][2] < db.min || db.min == null) { db.min = d[j][2]; } if (d[j][1] > db.max || db.max == null) { db.max = d[j][1]; - } + } } } else { - for (var j=0; j<d.length; j++) { + for (var j=0; j<d.length; j++) { if (d[j][3] < db.min || db.min == null) { db.min = d[j][3]; } if (d[j][2] > db.max || db.max == null) { db.max = d[j][2]; - } + } } } - + }; - + // called within scope of series. $.jqplot.OHLCRenderer.prototype.draw = function(ctx, gd, options) { var d = this.data; @@ -181,7 +181,7 @@ if (this.show) { var x, open, hi, low, close; // need to get widths based on number of points shown, - // not on total number of points. Use the results + // not on total number of points. Use the results // to speed up drawing in next step. for (var i=0; i<d.length; i++) { if (d[i][0] < xmin) { @@ -195,13 +195,13 @@ var dwidth = this.gridData[xmaxidx-1][0] - this.gridData[xminidx][0]; var nvisiblePoints = xmaxidx - xminidx; try { - var dinterval = Math.abs(this._xaxis.series_u2p(parseInt(this._xaxis._intervalStats[0].sortedIntervals[0].interval, 10)) - this._xaxis.series_u2p(0)); + var dinterval = Math.abs(this._xaxis.series_u2p(parseInt(this._xaxis._intervalStats[0].sortedIntervals[0].interval, 10)) - this._xaxis.series_u2p(0)); } catch (e) { var dinterval = dwidth / nvisiblePoints; } - + if (r.candleStick) { if (typeof(r.bodyWidth) == 'number') { r._bodyWidth = r.bodyWidth; @@ -218,7 +218,7 @@ r._tickLength = Math.min(10, dinterval/3.5); } } - + for (var i=xminidx; i<xmaxidx; i++) { x = xp(d[i][0]); if (r.hlc) { @@ -249,8 +249,8 @@ o.color = r.upBodyColor; } ops = $.extend(true, {}, opts, o); - r.shapeRenderer.draw(ctx, [[x, hi], [x, close]], ops); - r.shapeRenderer.draw(ctx, [[x, open], [x, low]], ops); + r.shapeRenderer.draw(ctx, [[x, hi], [x, close]], ops); + r.shapeRenderer.draw(ctx, [[x, open], [x, low]], ops); o = {}; b = close; h = open - close; @@ -279,11 +279,11 @@ o.color = r.downBodyColor; } ops = $.extend(true, {}, opts, o); - r.shapeRenderer.draw(ctx, [[x, hi], [x, open]], ops); + r.shapeRenderer.draw(ctx, [[x, hi], [x, open]], ops); r.shapeRenderer.draw(ctx, [[x, close], [x, low]], ops); - + o = {}; - + b = open; h = close - open; // if color specified, use it @@ -308,7 +308,7 @@ o.color = r.wickColor; } ops = $.extend(true, {}, opts, o); - r.shapeRenderer.draw(ctx, [[x, hi], [x, low]], ops); + r.shapeRenderer.draw(ctx, [[x, hi], [x, low]], ops); o = {}; o.fillRect = false; o.strokeRect = false; @@ -328,32 +328,32 @@ } // draw open tick if (!r.hlc) { - r.shapeRenderer.draw(ctx, [[x-r._tickLength, open], [x, open]], opts); + r.shapeRenderer.draw(ctx, [[x-r._tickLength, open], [x, open]], opts); } opts.color = prevColor; // draw wick if (r.wickColor) { opts.color = r.wickColor; } - r.shapeRenderer.draw(ctx, [[x, hi], [x, low]], opts); + r.shapeRenderer.draw(ctx, [[x, hi], [x, low]], opts); opts.color = prevColor; // draw close tick if (r.closeColor) { opts.color = r.closeColor; } - r.shapeRenderer.draw(ctx, [[x, close], [x+r._tickLength, close]], opts); + r.shapeRenderer.draw(ctx, [[x, close], [x+r._tickLength, close]], opts); opts.color = prevColor; } } } - + ctx.restore(); - }; - + }; + $.jqplot.OHLCRenderer.prototype.drawShadow = function(ctx, gd, options) { // This is a no-op, shadows drawn with lines. }; - + // called with scope of plot. $.jqplot.OHLCRenderer.checkOptions = function(target, data, options) { // provide some sensible highlighter options by default @@ -367,7 +367,7 @@ }; } }; - + //$.jqplot.preInitHooks.push($.jqplot.OHLCRenderer.checkOptions); - -})(jQuery);
\ No newline at end of file + +})(jQuery);
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