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-/**
- * jqPlot
- * Pure JavaScript plotting plugin using jQuery
- *
- * Version: 1.0.9
- * Revision: d96a669
- *
- * Copyright (c) 2009-2016 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.
- *
- * 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
- * making a donation at: http://www.jqplot.com/donate.php .
- *
- * sprintf functions contained in jqplot.sprintf.js by Ash Searle:
- *
- * version 2007.04.27
- * author Ash Searle
- * http://hexmen.com/blog/2007/03/printf-sprintf/
- * 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.Cursor
- * Plugin class representing the cursor as displayed on the plot.
- */
- $.jqplot.Cursor = function(options) {
- // Group: Properties
- //
- // prop: style
- // CSS spec for cursor style
- this.style = 'crosshair';
- this.previousCursor = 'auto';
- // prop: show
- // whether to show the cursor or not.
- this.show = $.jqplot.config.enablePlugins;
- // prop: showTooltip
- // show a cursor position tooltip. Location of the tooltip
- // will be controlled by followMouse and tooltipLocation.
- this.showTooltip = true;
- // prop: followMouse
- // Tooltip follows the mouse, it is not at a fixed location.
- // Tooltip will show on the grid at the location given by
- // tooltipLocation, offset from the grid edge by tooltipOffset.
- this.followMouse = false;
- // prop: tooltipLocation
- // Where to position tooltip. If followMouse is true, this is
- // relative to the cursor, otherwise, it is relative to the grid.
- // One of 'n', 'ne', 'e', 'se', 's', 'sw', 'w', 'nw'
- this.tooltipLocation = 'se';
- // prop: tooltipOffset
- // Pixel offset of tooltip from the grid boudaries or cursor center.
- this.tooltipOffset = 6;
- // prop: showTooltipGridPosition
- // show the grid pixel coordinates of the mouse.
- this.showTooltipGridPosition = false;
- // prop: showTooltipUnitPosition
- // show the unit (data) coordinates of the mouse.
- this.showTooltipUnitPosition = true;
- // prop: showTooltipDataPosition
- // Used with showVerticalLine to show intersecting data points in the tooltip.
- this.showTooltipDataPosition = false;
- // prop: tooltipFormatString
- // sprintf format string for the tooltip.
- // Uses Ash Searle's javascript sprintf implementation
- // found here: http://hexmen.com/blog/2007/03/printf-sprintf/
- // See http://perldoc.perl.org/functions/sprintf.html for reference
- // Note, if showTooltipDataPosition is true, the default tooltipFormatString
- // will be set to the cursorLegendFormatString, not the default given here.
- this.tooltipFormatString = '%.4P, %.4P';
- // prop: useAxesFormatters
- // Use the x and y axes formatters to format the text in the tooltip.
- this.useAxesFormatters = true;
- // prop: tooltipAxisGroups
- // Show position for the specified axes.
- // This is an array like [['xaxis', 'yaxis'], ['xaxis', 'y2axis']]
- // Default is to compute automatically for all visible axes.
- this.tooltipAxisGroups = [];
- // prop: zoom
- // Enable plot zooming.
- this.zoom = false;
- // zoomProxy and zoomTarget properties are not directly set by user.
- // They Will be set through call to zoomProxy method.
- this.zoomProxy = false;
- this.zoomTarget = false;
- // prop: looseZoom
- // Will expand zoom range to provide more rounded tick values.
- // Works only with linear, log and date axes.
- this.looseZoom = true;
- // prop: clickReset
- // Will reset plot zoom if single click on plot without drag.
- this.clickReset = false;
- // prop: dblClickReset
- // Will reset plot zoom if double click on plot without drag.
- this.dblClickReset = true;
- // prop: showVerticalLine
- // draw a vertical line across the plot which follows the cursor.
- // When the line is near a data point, a special legend and/or tooltip can
- // be updated with the data values.
- this.showVerticalLine = false;
- // prop: showHorizontalLine
- // draw a horizontal line across the plot which follows the cursor.
- this.showHorizontalLine = false;
- // prop: constrainZoomTo
- // 'none', 'x' or 'y'
- this.constrainZoomTo = 'none';
- // // prop: autoscaleConstraint
- // // when a constrained axis is specified, true will
- // // auatoscale the adjacent axis.
- // this.autoscaleConstraint = true;
- this.shapeRenderer = new $.jqplot.ShapeRenderer();
- this._zoom = {start:[], end:[], started: false, zooming:false, isZoomed:false, axes:{start:{}, end:{}}, gridpos:{}, datapos:{}};
- this._tooltipElem;
- this.zoomCanvas;
- this.cursorCanvas;
- // prop: intersectionThreshold
- // pixel distance from data point or marker to consider cursor lines intersecting with point.
- // If data point markers are not shown, this should be >= 1 or will often miss point intersections.
- this.intersectionThreshold = 2;
- // prop: showCursorLegend
- // Replace the plot legend with an enhanced legend displaying intersection information.
- this.showCursorLegend = false;
- // prop: cursorLegendFormatString
- // Format string used in the cursor legend. If showTooltipDataPosition is true,
- // this will also be the default format string used by tooltipFormatString.
- this.cursorLegendFormatString = $.jqplot.Cursor.cursorLegendFormatString;
- // whether the cursor is over the grid or not.
- this._oldHandlers = {onselectstart: null, ondrag: null, onmousedown: null};
- // prop: constrainOutsideZoom
- // True to limit actual zoom area to edges of grid, even when zooming
- // outside of plot area. That is, can't zoom out by mousing outside plot.
- this.constrainOutsideZoom = true;
- // prop: showTooltipOutsideZoom
- // True will keep updating the tooltip when zooming of the grid.
- this.showTooltipOutsideZoom = false;
- // true if mouse is over grid, false if not.
- this.onGrid = false;
- $.extend(true, this, options);
- };
-
- $.jqplot.Cursor.cursorLegendFormatString = '%s x:%s, y:%s';
-
- // called with scope of plot
- $.jqplot.Cursor.init = function (target, data, opts){
- // add a cursor attribute to the plot
- var options = opts || {};
- this.plugins.cursor = new $.jqplot.Cursor(options.cursor);
- var c = this.plugins.cursor;
-
- if (c.show) {
- $.jqplot.eventListenerHooks.push(['jqplotMouseEnter', handleMouseEnter]);
- $.jqplot.eventListenerHooks.push(['jqplotMouseLeave', handleMouseLeave]);
- $.jqplot.eventListenerHooks.push(['jqplotMouseMove', handleMouseMove]);
-
- if (c.showCursorLegend) {
- opts.legend = opts.legend || {};
- opts.legend.renderer = $.jqplot.CursorLegendRenderer;
- opts.legend.formatString = this.plugins.cursor.cursorLegendFormatString;
- opts.legend.show = true;
- }
-
- if (c.zoom) {
- $.jqplot.eventListenerHooks.push(['jqplotMouseDown', handleMouseDown]);
-
- if (c.clickReset) {
- $.jqplot.eventListenerHooks.push(['jqplotClick', handleClick]);
- }
-
- if (c.dblClickReset) {
- $.jqplot.eventListenerHooks.push(['jqplotDblClick', handleDblClick]);
- }
- }
-
- this.resetZoom = function() {
- var axes = this.axes;
- if (!c.zoomProxy) {
- for (var ax in axes) {
- axes[ax].reset();
- axes[ax]._ticks = [];
- // fake out tick creation algorithm to make sure original auto
- // computed format string is used if _overrideFormatString is true
- if (c._zoom.axes[ax] !== undefined) {
- axes[ax]._autoFormatString = c._zoom.axes[ax].tickFormatString;
- }
- }
- this.redraw();
- }
- else {
- var ctx = this.plugins.cursor.zoomCanvas._ctx;
- ctx.clearRect(0,0,ctx.canvas.width, ctx.canvas.height);
- ctx = null;
- }
- this.plugins.cursor._zoom.isZoomed = false;
- this.target.trigger('jqplotResetZoom', [this, this.plugins.cursor]);
- };
-
-
- if (c.showTooltipDataPosition) {
- c.showTooltipUnitPosition = false;
- c.showTooltipGridPosition = false;
- if (options.cursor.tooltipFormatString == undefined) {
- c.tooltipFormatString = $.jqplot.Cursor.cursorLegendFormatString;
- }
- }
- }
- };
-
- // called with context of plot
- $.jqplot.Cursor.postDraw = function() {
- var c = this.plugins.cursor;
-
- // Memory Leaks patch
- if (c.zoomCanvas) {
- c.zoomCanvas.resetCanvas();
- c.zoomCanvas = null;
- }
-
- if (c.cursorCanvas) {
- c.cursorCanvas.resetCanvas();
- c.cursorCanvas = null;
- }
-
- if (c._tooltipElem) {
- c._tooltipElem.emptyForce();
- c._tooltipElem = null;
- }
-
-
- if (c.zoom) {
- c.zoomCanvas = new $.jqplot.GenericCanvas();
- this.eventCanvas._elem.before(c.zoomCanvas.createElement(this._gridPadding, 'jqplot-zoom-canvas', this._plotDimensions, this));
- c.zoomCanvas.setContext();
- }
-
- var elem = document.createElement('div');
- c._tooltipElem = $(elem);
- elem = null;
- c._tooltipElem.addClass('jqplot-cursor-tooltip');
- c._tooltipElem.css({position:'absolute', display:'none'});
-
-
- if (c.zoomCanvas) {
- c.zoomCanvas._elem.before(c._tooltipElem);
- }
-
- else {
- this.eventCanvas._elem.before(c._tooltipElem);
- }
-
- if (c.showVerticalLine || c.showHorizontalLine) {
- c.cursorCanvas = new $.jqplot.GenericCanvas();
- this.eventCanvas._elem.before(c.cursorCanvas.createElement(this._gridPadding, 'jqplot-cursor-canvas', this._plotDimensions, this));
- c.cursorCanvas.setContext();
- }
-
- // if we are showing the positions in unit coordinates, and no axes groups
- // were specified, create a default set.
- if (c.showTooltipUnitPosition){
- if (c.tooltipAxisGroups.length === 0) {
- var series = this.series;
- var s;
- var temp = [];
- for (var i=0; i<series.length; i++) {
- s = series[i];
- var ax = s.xaxis+','+s.yaxis;
- if ($.inArray(ax, temp) == -1) {
- temp.push(ax);
- }
- }
- for (var i=0; i<temp.length; i++) {
- c.tooltipAxisGroups.push(temp[i].split(','));
- }
- }
- }
- };
-
- // Group: methods
- //
- // method: $.jqplot.Cursor.zoomProxy
- // links targetPlot to controllerPlot so that plot zooming of
- // targetPlot will be controlled by zooming on the controllerPlot.
- // controllerPlot will not actually zoom, but acts as an
- // overview plot. Note, the zoom options must be set to true for
- // zoomProxy to work.
- $.jqplot.Cursor.zoomProxy = function(targetPlot, controllerPlot) {
- var tc = targetPlot.plugins.cursor;
- var cc = controllerPlot.plugins.cursor;
- tc.zoomTarget = true;
- tc.zoom = true;
- tc.style = 'auto';
- tc.dblClickReset = false;
- cc.zoom = true;
- cc.zoomProxy = true;
-
- controllerPlot.target.bind('jqplotZoom', plotZoom);
- controllerPlot.target.bind('jqplotResetZoom', plotReset);
-
- function plotZoom(ev, gridpos, datapos, plot, cursor) {
- tc.doZoom(gridpos, datapos, targetPlot, cursor);
- }
-
- function plotReset(ev, plot, cursor) {
- targetPlot.resetZoom();
- }
- };
-
- $.jqplot.Cursor.prototype.resetZoom = function(plot, cursor) {
- var axes = plot.axes;
- var cax = cursor._zoom.axes;
- if (!plot.plugins.cursor.zoomProxy && cursor._zoom.isZoomed) {
- for (var ax in axes) {
- // axes[ax]._ticks = [];
- // axes[ax].min = cax[ax].min;
- // axes[ax].max = cax[ax].max;
- // axes[ax].numberTicks = cax[ax].numberTicks;
- // axes[ax].tickInterval = cax[ax].tickInterval;
- // // for date axes
- // axes[ax].daTickInterval = cax[ax].daTickInterval;
- axes[ax].reset();
- axes[ax]._ticks = [];
- // fake out tick creation algorithm to make sure original auto
- // computed format string is used if _overrideFormatString is true
- axes[ax]._autoFormatString = cax[ax].tickFormatString;
- }
- plot.redraw();
- cursor._zoom.isZoomed = false;
- }
- else {
- var ctx = cursor.zoomCanvas._ctx;
- ctx.clearRect(0,0,ctx.canvas.width, ctx.canvas.height);
- ctx = null;
- }
- plot.target.trigger('jqplotResetZoom', [plot, cursor]);
- };
-
- $.jqplot.Cursor.resetZoom = function(plot) {
- plot.resetZoom();
- };
-
- $.jqplot.Cursor.prototype.doZoom = function (gridpos, datapos, plot, cursor) {
- var c = cursor;
- var axes = plot.axes;
- var zaxes = c._zoom.axes;
- var start = zaxes.start;
- var end = zaxes.end;
- var min, max, dp, span,
- newmin, newmax, curax, _numberTicks, ret;
- var ctx = plot.plugins.cursor.zoomCanvas._ctx;
- // don't zoom if zoom area is too small (in pixels)
- if ((c.constrainZoomTo == 'none' && Math.abs(gridpos.x - c._zoom.start[0]) > 6 && Math.abs(gridpos.y - c._zoom.start[1]) > 6) || (c.constrainZoomTo == 'x' && Math.abs(gridpos.x - c._zoom.start[0]) > 6) || (c.constrainZoomTo == 'y' && Math.abs(gridpos.y - c._zoom.start[1]) > 6)) {
- if (!plot.plugins.cursor.zoomProxy) {
- for (var ax in datapos) {
- // make a copy of the original axes to revert back.
- if (c._zoom.axes[ax] == undefined) {
- c._zoom.axes[ax] = {};
- c._zoom.axes[ax].numberTicks = axes[ax].numberTicks;
- c._zoom.axes[ax].tickInterval = axes[ax].tickInterval;
- // for date axes...
- c._zoom.axes[ax].daTickInterval = axes[ax].daTickInterval;
- c._zoom.axes[ax].min = axes[ax].min;
- c._zoom.axes[ax].max = axes[ax].max;
- c._zoom.axes[ax].tickFormatString = (axes[ax].tickOptions != null) ? axes[ax].tickOptions.formatString : '';
- }
-
-
- if ((c.constrainZoomTo == 'none') || (c.constrainZoomTo == 'x' && ax.charAt(0) == 'x') || (c.constrainZoomTo == 'y' && ax.charAt(0) == 'y')) {
- dp = datapos[ax];
- if (dp != null) {
- if (dp > start[ax]) {
- newmin = start[ax];
- newmax = dp;
- }
- else {
- span = start[ax] - dp;
- newmin = dp;
- newmax = start[ax];
- }
-
- curax = axes[ax];
-
- _numberTicks = null;
-
- // if aligning this axis, use number of ticks from previous axis.
- // Do I need to reset somehow if alignTicks is changed and then graph is replotted??
- if (curax.alignTicks) {
- if (curax.name === 'x2axis' && plot.axes.xaxis.show) {
- _numberTicks = plot.axes.xaxis.numberTicks;
- }
- else if (curax.name.charAt(0) === 'y' && curax.name !== 'yaxis' && curax.name !== 'yMidAxis' && plot.axes.yaxis.show) {
- _numberTicks = plot.axes.yaxis.numberTicks;
- }
- }
-
- if (this.looseZoom && (axes[ax].renderer.constructor === $.jqplot.LinearAxisRenderer || axes[ax].renderer.constructor === $.jqplot.LogAxisRenderer )) { //} || axes[ax].renderer.constructor === $.jqplot.DateAxisRenderer)) {
-
- ret = $.jqplot.LinearTickGenerator(newmin, newmax, curax._scalefact, _numberTicks);
-
- // if new minimum is less than "true" minimum of axis display, adjust it
- if (axes[ax].tickInset && ret[0] < axes[ax].min + axes[ax].tickInset * axes[ax].tickInterval) {
- ret[0] += ret[4];
- ret[2] -= 1;
- }
-
- // if new maximum is greater than "true" max of axis display, adjust it
- if (axes[ax].tickInset && ret[1] > axes[ax].max - axes[ax].tickInset * axes[ax].tickInterval) {
- ret[1] -= ret[4];
- ret[2] -= 1;
- }
-
- // for log axes, don't fall below current minimum, this will look bad and can't have 0 in range anyway.
- if (axes[ax].renderer.constructor === $.jqplot.LogAxisRenderer && ret[0] < axes[ax].min) {
- // remove a tick and shift min up
- ret[0] += ret[4];
- ret[2] -= 1;
- }
-
- axes[ax].min = ret[0];
- axes[ax].max = ret[1];
- axes[ax]._autoFormatString = ret[3];
- axes[ax].numberTicks = ret[2];
- axes[ax].tickInterval = ret[4];
- // for date axes...
- axes[ax].daTickInterval = [ret[4]/1000, 'seconds'];
- }
- else {
- axes[ax].min = newmin;
- axes[ax].max = newmax;
- axes[ax].tickInterval = null;
- axes[ax].numberTicks = null;
- // for date axes...
- axes[ax].daTickInterval = null;
- }
-
- axes[ax]._ticks = [];
- }
- }
-
- // if ((c.constrainZoomTo == 'x' && ax.charAt(0) == 'y' && c.autoscaleConstraint) || (c.constrainZoomTo == 'y' && ax.charAt(0) == 'x' && c.autoscaleConstraint)) {
- // dp = datapos[ax];
- // if (dp != null) {
- // axes[ax].max == null;
- // axes[ax].min = null;
- // }
- // }
- }
- ctx.clearRect(0,0,ctx.canvas.width, ctx.canvas.height);
- plot.redraw();
- c._zoom.isZoomed = true;
- ctx = null;
- }
- plot.target.trigger('jqplotZoom', [gridpos, datapos, plot, cursor]);
- }
- };
-
- $.jqplot.preInitHooks.push($.jqplot.Cursor.init);
- $.jqplot.postDrawHooks.push($.jqplot.Cursor.postDraw);
-
- function updateTooltip(gridpos, datapos, plot) {
- var c = plot.plugins.cursor;
- var s = '';
- var addbr = false;
- if (c.showTooltipGridPosition) {
- s = gridpos.x+', '+gridpos.y;
- addbr = true;
- }
- if (c.showTooltipUnitPosition) {
- var g;
- for (var i=0; i<c.tooltipAxisGroups.length; i++) {
- g = c.tooltipAxisGroups[i];
- if (addbr) {
- s += '<br />';
- }
- if (c.useAxesFormatters) {
- for (var j=0; j<g.length; j++) {
- if (j) {
- s += ', ';
- }
- var af = plot.axes[g[j]]._ticks[0].formatter;
- var afstr = plot.axes[g[j]]._ticks[0].formatString;
- s += af(afstr, datapos[g[j]]);
- }
- }
- else {
- s += $.jqplot.sprintf(c.tooltipFormatString, datapos[g[0]], datapos[g[1]]);
- }
- addbr = true;
- }
- }
-
- if (c.showTooltipDataPosition) {
- var series = plot.series;
- var ret = getIntersectingPoints(plot, gridpos.x, gridpos.y);
- var addbr = false;
-
- for (var i = 0; i< series.length; i++) {
- if (series[i].show) {
- var idx = series[i].index;
- var label = series[i].label.toString();
- var cellid = $.inArray(idx, ret.indices);
- var sx = undefined;
- var sy = undefined;
- if (cellid != -1) {
- var data = ret.data[cellid].data;
- if (c.useAxesFormatters) {
- var xf = series[i]._xaxis._ticks[0].formatter;
- var yf = series[i]._yaxis._ticks[0].formatter;
- var xfstr = series[i]._xaxis._ticks[0].formatString;
- var yfstr = series[i]._yaxis._ticks[0].formatString;
- sx = xf(xfstr, data[0]);
- sy = yf(yfstr, data[1]);
- }
- else {
- sx = data[0];
- sy = data[1];
- }
- if (addbr) {
- s += '<br />';
- }
- s += $.jqplot.sprintf(c.tooltipFormatString, label, sx, sy);
- addbr = true;
- }
- }
- }
-
- }
- c._tooltipElem.html(s);
- }
-
- function moveLine(gridpos, plot) {
- var c = plot.plugins.cursor;
- var ctx = c.cursorCanvas._ctx;
- ctx.clearRect(0,0,ctx.canvas.width, ctx.canvas.height);
- if (c.showVerticalLine) {
- c.shapeRenderer.draw(ctx, [[gridpos.x, 0], [gridpos.x, ctx.canvas.height]]);
- }
- if (c.showHorizontalLine) {
- c.shapeRenderer.draw(ctx, [[0, gridpos.y], [ctx.canvas.width, gridpos.y]]);
- }
- var ret = getIntersectingPoints(plot, gridpos.x, gridpos.y);
- if (c.showCursorLegend) {
- var cells = $(plot.targetId + ' td.jqplot-cursor-legend-label');
- for (var i=0; i<cells.length; i++) {
- var idx = $(cells[i]).data('seriesIndex');
- var series = plot.series[idx];
- var label = series.label.toString();
- var cellid = $.inArray(idx, ret.indices);
- var sx = undefined;
- var sy = undefined;
- if (cellid != -1) {
- var data = ret.data[cellid].data;
- if (c.useAxesFormatters) {
- var xf = series._xaxis._ticks[0].formatter;
- var yf = series._yaxis._ticks[0].formatter;
- var xfstr = series._xaxis._ticks[0].formatString;
- var yfstr = series._yaxis._ticks[0].formatString;
- sx = xf(xfstr, data[0]);
- sy = yf(yfstr, data[1]);
- }
- else {
- sx = data[0];
- sy = data[1];
- }
- }
- if (plot.legend.escapeHtml) {
- $(cells[i]).text($.jqplot.sprintf(c.cursorLegendFormatString, label, sx, sy));
- }
- else {
- $(cells[i]).html($.jqplot.sprintf(c.cursorLegendFormatString, label, sx, sy));
- }
- }
- }
- ctx = null;
- }
-
- function getIntersectingPoints(plot, x, y) {
- var ret = {indices:[], data:[]};
- var s, i, d0, d, j, r, p;
- var threshold;
- var c = plot.plugins.cursor;
- for (var i=0; i<plot.series.length; i++) {
- s = plot.series[i];
- r = s.renderer;
- if (s.show) {
- threshold = c.intersectionThreshold;
- if (s.showMarker) {
- threshold += s.markerRenderer.size/2;
- }
- for (var j=0; j<s.gridData.length; j++) {
- p = s.gridData[j];
- // check vertical line
- if (c.showVerticalLine) {
- if (Math.abs(x-p[0]) <= threshold) {
- ret.indices.push(i);
- ret.data.push({seriesIndex: i, pointIndex:j, gridData:p, data:s.data[j]});
- }
- }
- }
- }
- }
- return ret;
- }
-
- function moveTooltip(gridpos, plot) {
- var c = plot.plugins.cursor;
- var elem = c._tooltipElem;
- switch (c.tooltipLocation) {
- case 'nw':
- var x = gridpos.x + plot._gridPadding.left - elem.outerWidth(true) - c.tooltipOffset;
- var y = gridpos.y + plot._gridPadding.top - c.tooltipOffset - elem.outerHeight(true);
- break;
- case 'n':
- var x = gridpos.x + plot._gridPadding.left - elem.outerWidth(true)/2;
- var y = gridpos.y + plot._gridPadding.top - c.tooltipOffset - elem.outerHeight(true);
- break;
- case 'ne':
- var x = gridpos.x + plot._gridPadding.left + c.tooltipOffset;
- var y = gridpos.y + plot._gridPadding.top - c.tooltipOffset - elem.outerHeight(true);
- break;
- case 'e':
- var x = gridpos.x + plot._gridPadding.left + c.tooltipOffset;
- var y = gridpos.y + plot._gridPadding.top - elem.outerHeight(true)/2;
- break;
- case 'se':
- var x = gridpos.x + plot._gridPadding.left + c.tooltipOffset;
- var y = gridpos.y + plot._gridPadding.top + c.tooltipOffset;
- break;
- case 's':
- var x = gridpos.x + plot._gridPadding.left - elem.outerWidth(true)/2;
- var y = gridpos.y + plot._gridPadding.top + c.tooltipOffset;
- break;
- case 'sw':
- var x = gridpos.x + plot._gridPadding.left - elem.outerWidth(true) - c.tooltipOffset;
- var y = gridpos.y + plot._gridPadding.top + c.tooltipOffset;
- break;
- case 'w':
- var x = gridpos.x + plot._gridPadding.left - elem.outerWidth(true) - c.tooltipOffset;
- var y = gridpos.y + plot._gridPadding.top - elem.outerHeight(true)/2;
- break;
- default:
- var x = gridpos.x + plot._gridPadding.left + c.tooltipOffset;
- var y = gridpos.y + plot._gridPadding.top + c.tooltipOffset;
- break;
- }
-
- elem.css('left', x);
- elem.css('top', y);
- elem = null;
- }
-
- function positionTooltip(plot) {
- // fake a grid for positioning
- var grid = plot._gridPadding;
- var c = plot.plugins.cursor;
- var elem = c._tooltipElem;
- switch (c.tooltipLocation) {
- case 'nw':
- var a = grid.left + c.tooltipOffset;
- var b = grid.top + c.tooltipOffset;
- elem.css('left', a);
- elem.css('top', b);
- break;
- case 'n':
- var a = (grid.left + (plot._plotDimensions.width - grid.right))/2 - elem.outerWidth(true)/2;
- var b = grid.top + c.tooltipOffset;
- elem.css('left', a);
- elem.css('top', b);
- break;
- case 'ne':
- var a = grid.right + c.tooltipOffset;
- var b = grid.top + c.tooltipOffset;
- elem.css({right:a, top:b});
- break;
- case 'e':
- var a = grid.right + c.tooltipOffset;
- var b = (grid.top + (plot._plotDimensions.height - grid.bottom))/2 - elem.outerHeight(true)/2;
- elem.css({right:a, top:b});
- break;
- case 'se':
- var a = grid.right + c.tooltipOffset;
- var b = grid.bottom + c.tooltipOffset;
- elem.css({right:a, bottom:b});
- break;
- case 's':
- var a = (grid.left + (plot._plotDimensions.width - grid.right))/2 - elem.outerWidth(true)/2;
- var b = grid.bottom + c.tooltipOffset;
- elem.css({left:a, bottom:b});
- break;
- case 'sw':
- var a = grid.left + c.tooltipOffset;
- var b = grid.bottom + c.tooltipOffset;
- elem.css({left:a, bottom:b});
- break;
- case 'w':
- var a = grid.left + c.tooltipOffset;
- var b = (grid.top + (plot._plotDimensions.height - grid.bottom))/2 - elem.outerHeight(true)/2;
- elem.css({left:a, top:b});
- break;
- default: // same as 'se'
- var a = grid.right - c.tooltipOffset;
- var b = grid.bottom + c.tooltipOffset;
- elem.css({right:a, bottom:b});
- break;
- }
- elem = null;
- }
-
- function handleClick (ev, gridpos, datapos, neighbor, plot) {
- ev.preventDefault();
- ev.stopImmediatePropagation();
- var c = plot.plugins.cursor;
- if (c.clickReset) {
- c.resetZoom(plot, c);
- }
- var sel = window.getSelection;
- if (document.selection && document.selection.empty)
- {
- document.selection.empty();
- }
- else if (sel && !sel().isCollapsed) {
- sel().collapse();
- }
- return false;
- }
-
- function handleDblClick (ev, gridpos, datapos, neighbor, plot) {
- ev.preventDefault();
- ev.stopImmediatePropagation();
- var c = plot.plugins.cursor;
- if (c.dblClickReset) {
- c.resetZoom(plot, c);
- }
- var sel = window.getSelection;
- if (document.selection && document.selection.empty)
- {
- document.selection.empty();
- }
- else if (sel && !sel().isCollapsed) {
- sel().collapse();
- }
- return false;
- }
-
- function handleMouseLeave(ev, gridpos, datapos, neighbor, plot) {
- var c = plot.plugins.cursor;
- c.onGrid = false;
- if (c.show) {
- $(ev.target).css('cursor', c.previousCursor);
- if (c.showTooltip && !(c._zoom.zooming && c.showTooltipOutsideZoom && !c.constrainOutsideZoom)) {
- c._tooltipElem.empty();
- c._tooltipElem.hide();
- }
- if (c.zoom) {
- c._zoom.gridpos = gridpos;
- c._zoom.datapos = datapos;
- }
- if (c.showVerticalLine || c.showHorizontalLine) {
- var ctx = c.cursorCanvas._ctx;
- ctx.clearRect(0,0,ctx.canvas.width, ctx.canvas.height);
- ctx = null;
- }
- if (c.showCursorLegend) {
- var cells = $(plot.targetId + ' td.jqplot-cursor-legend-label');
- for (var i=0; i<cells.length; i++) {
- var idx = $(cells[i]).data('seriesIndex');
- var series = plot.series[idx];
- var label = series.label.toString();
- if (plot.legend.escapeHtml) {
- $(cells[i]).text($.jqplot.sprintf(c.cursorLegendFormatString, label, undefined, undefined));
- }
- else {
- $(cells[i]).html($.jqplot.sprintf(c.cursorLegendFormatString, label, undefined, undefined));
- }
-
- }
- }
- }
- }
-
- function handleMouseEnter(ev, gridpos, datapos, neighbor, plot) {
- var c = plot.plugins.cursor;
- c.onGrid = true;
- if (c.show) {
- c.previousCursor = ev.target.style.cursor;
- ev.target.style.cursor = c.style;
- if (c.showTooltip) {
- updateTooltip(gridpos, datapos, plot);
- if (c.followMouse) {
- moveTooltip(gridpos, plot);
- }
- else {
- positionTooltip(plot);
- }
- c._tooltipElem.show();
- }
- if (c.showVerticalLine || c.showHorizontalLine) {
- moveLine(gridpos, plot);
- }
- }
-
- }
-
- function handleMouseMove(ev, gridpos, datapos, neighbor, plot) {
- var c = plot.plugins.cursor;
- if (c.show) {
- if (c.showTooltip) {
- updateTooltip(gridpos, datapos, plot);
- if (c.followMouse) {
- moveTooltip(gridpos, plot);
- }
- }
- if (c.showVerticalLine || c.showHorizontalLine) {
- moveLine(gridpos, plot);
- }
- }
- }
-
- function getEventPosition(ev) {
- var plot = ev.data.plot;
- var go = plot.eventCanvas._elem.offset();
- var gridPos = {x:ev.pageX - go.left, y:ev.pageY - go.top};
- //////
- // TO DO: handle yMidAxis
- //////
- var dataPos = {xaxis:null, yaxis:null, x2axis:null, y2axis:null, y3axis:null, y4axis:null, y5axis:null, y6axis:null, y7axis:null, y8axis:null, y9axis:null, yMidAxis:null};
- var an = ['xaxis', 'yaxis', 'x2axis', 'y2axis', 'y3axis', 'y4axis', 'y5axis', 'y6axis', 'y7axis', 'y8axis', 'y9axis', 'yMidAxis'];
- var ax = plot.axes;
- var n, axis;
- for (n=11; n>0; n--) {
- axis = an[n-1];
- if (ax[axis].show) {
- dataPos[axis] = ax[axis].series_p2u(gridPos[axis.charAt(0)]);
- }
- }
-
- return {offsets:go, gridPos:gridPos, dataPos:dataPos};
- }
-
- function handleZoomMove(ev) {
- var plot = ev.data.plot;
- var c = plot.plugins.cursor;
- // don't do anything if not on grid.
- if (c.show && c.zoom && c._zoom.started && !c.zoomTarget) {
- ev.preventDefault();
- var ctx = c.zoomCanvas._ctx;
- var positions = getEventPosition(ev);
- var gridpos = positions.gridPos;
- var datapos = positions.dataPos;
- c._zoom.gridpos = gridpos;
- c._zoom.datapos = datapos;
- c._zoom.zooming = true;
- var xpos = gridpos.x;
- var ypos = gridpos.y;
- var height = ctx.canvas.height;
- var width = ctx.canvas.width;
- if (c.showTooltip && !c.onGrid && c.showTooltipOutsideZoom) {
- updateTooltip(gridpos, datapos, plot);
- if (c.followMouse) {
- moveTooltip(gridpos, plot);
- }
- }
- if (c.constrainZoomTo == 'x') {
- c._zoom.end = [xpos, height];
- }
- else if (c.constrainZoomTo == 'y') {
- c._zoom.end = [width, ypos];
- }
- else {
- c._zoom.end = [xpos, ypos];
- }
- var sel = window.getSelection;
- if (document.selection && document.selection.empty)
- {
- document.selection.empty();
- }
- else if (sel && !sel().isCollapsed) {
- sel().collapse();
- }
- drawZoomBox.call(c);
- ctx = null;
- }
- }
-
- function handleMouseDown(ev, gridpos, datapos, neighbor, plot) {
- var c = plot.plugins.cursor;
- if(plot.plugins.mobile){
- $(document).one('vmouseup.jqplot_cursor', {plot:plot}, handleMouseUp);
- } else {
- $(document).one('mouseup.jqplot_cursor', {plot:plot}, handleMouseUp);
- }
- var axes = plot.axes;
- if (document.onselectstart != undefined) {
- c._oldHandlers.onselectstart = document.onselectstart;
- document.onselectstart = function () { return false; };
- }
- if (document.ondrag != undefined) {
- c._oldHandlers.ondrag = document.ondrag;
- document.ondrag = function () { return false; };
- }
- if (document.onmousedown != undefined) {
- c._oldHandlers.onmousedown = document.onmousedown;
- document.onmousedown = function () { return false; };
- }
- if (c.zoom) {
- if (!c.zoomProxy) {
- var ctx = c.zoomCanvas._ctx;
- ctx.clearRect(0,0,ctx.canvas.width, ctx.canvas.height);
- ctx = null;
- }
- if (c.constrainZoomTo == 'x') {
- c._zoom.start = [gridpos.x, 0];
- }
- else if (c.constrainZoomTo == 'y') {
- c._zoom.start = [0, gridpos.y];
- }
- else {
- c._zoom.start = [gridpos.x, gridpos.y];
- }
- c._zoom.started = true;
- for (var ax in datapos) {
- // get zoom starting position.
- c._zoom.axes.start[ax] = datapos[ax];
- }
- if(plot.plugins.mobile){
- $(document).bind('vmousemove.jqplotCursor', {plot:plot}, handleZoomMove);
- } else {
- $(document).bind('mousemove.jqplotCursor', {plot:plot}, handleZoomMove);
- }
-
- }
- }
-
- function handleMouseUp(ev) {
- var plot = ev.data.plot;
- var c = plot.plugins.cursor;
- if (c.zoom && c._zoom.zooming && !c.zoomTarget) {
- var xpos = c._zoom.gridpos.x;
- var ypos = c._zoom.gridpos.y;
- var datapos = c._zoom.datapos;
- var height = c.zoomCanvas._ctx.canvas.height;
- var width = c.zoomCanvas._ctx.canvas.width;
- var axes = plot.axes;
-
- if (c.constrainOutsideZoom && !c.onGrid) {
- if (xpos < 0) { xpos = 0; }
- else if (xpos > width) { xpos = width; }
- if (ypos < 0) { ypos = 0; }
- else if (ypos > height) { ypos = height; }
-
- for (var axis in datapos) {
- if (datapos[axis]) {
- if (axis.charAt(0) == 'x') {
- datapos[axis] = axes[axis].series_p2u(xpos);
- }
- else {
- datapos[axis] = axes[axis].series_p2u(ypos);
- }
- }
- }
- }
-
- if (c.constrainZoomTo == 'x') {
- ypos = height;
- }
- else if (c.constrainZoomTo == 'y') {
- xpos = width;
- }
- c._zoom.end = [xpos, ypos];
- c._zoom.gridpos = {x:xpos, y:ypos};
-
- c.doZoom(c._zoom.gridpos, datapos, plot, c);
- }
- c._zoom.started = false;
- c._zoom.zooming = false;
-
- $(document).unbind('mousemove.jqplotCursor', handleZoomMove);
-
- if (document.onselectstart != undefined && c._oldHandlers.onselectstart != null){
- document.onselectstart = c._oldHandlers.onselectstart;
- c._oldHandlers.onselectstart = null;
- }
- if (document.ondrag != undefined && c._oldHandlers.ondrag != null){
- document.ondrag = c._oldHandlers.ondrag;
- c._oldHandlers.ondrag = null;
- }
- if (document.onmousedown != undefined && c._oldHandlers.onmousedown != null){
- document.onmousedown = c._oldHandlers.onmousedown;
- c._oldHandlers.onmousedown = null;
- }
-
- }
-
- function drawZoomBox() {
- var start = this._zoom.start;
- var end = this._zoom.end;
- var ctx = this.zoomCanvas._ctx;
- var l, t, h, w;
- if (end[0] > start[0]) {
- l = start[0];
- w = end[0] - start[0];
- }
- else {
- l = end[0];
- w = start[0] - end[0];
- }
- if (end[1] > start[1]) {
- t = start[1];
- h = end[1] - start[1];
- }
- else {
- t = end[1];
- h = start[1] - end[1];
- }
- ctx.fillStyle = 'rgba(0,0,0,0.2)';
- ctx.strokeStyle = '#999999';
- ctx.lineWidth = 1.0;
- ctx.clearRect(0,0,ctx.canvas.width, ctx.canvas.height);
- ctx.fillRect(0,0,ctx.canvas.width, ctx.canvas.height);
- ctx.clearRect(l, t, w, h);
- // IE won't show transparent fill rect, so stroke a rect also.
- ctx.strokeRect(l,t,w,h);
- ctx = null;
- }
-
- $.jqplot.CursorLegendRenderer = function(options) {
- $.jqplot.TableLegendRenderer.call(this, options);
- this.formatString = '%s';
- };
-
- $.jqplot.CursorLegendRenderer.prototype = new $.jqplot.TableLegendRenderer();
- $.jqplot.CursorLegendRenderer.prototype.constructor = $.jqplot.CursorLegendRenderer;
-
- // called in context of a Legend
- $.jqplot.CursorLegendRenderer.prototype.draw = function() {
- if (this._elem) {
- this._elem.emptyForce();
- this._elem = null;
- }
- if (this.show) {
- var series = this._series, s;
- // make a table. one line label per row.
- var elem = document.createElement('table');
- this._elem = $(elem);
- elem = null;
- this._elem.addClass('jqplot-legend jqplot-cursor-legend');
- this._elem.css('position', 'absolute');
-
- var pad = false;
- for (var i = 0; i< series.length; i++) {
- s = series[i];
- if (s.show && s.showLabel) {
- var lt = $.jqplot.sprintf(this.formatString, s.label.toString());
- if (lt) {
- var color = s.color;
- if (s._stack && !s.fill) {
- color = '';
- }
- addrow.call(this, lt, color, pad, i);
- pad = true;
- }
- // let plugins add more rows to legend. Used by trend line plugin.
- for (var j=0; j<$.jqplot.addLegendRowHooks.length; j++) {
- var item = $.jqplot.addLegendRowHooks[j].call(this, s);
- if (item) {
- addrow.call(this, item.label, item.color, pad);
- pad = true;
- }
- }
- }
- }
- series = s = null;
- delete series;
- delete s;
- }
-
- function addrow(label, color, pad, idx) {
- var rs = (pad) ? this.rowSpacing : '0';
- var tr = $('<tr class="jqplot-legend jqplot-cursor-legend"></tr>').appendTo(this._elem);
- tr.data('seriesIndex', idx);
- $('<td class="jqplot-legend jqplot-cursor-legend-swatch" style="padding-top:'+rs+';">'+
- '<div style="border:1px solid #cccccc;padding:0.2em;">'+
- '<div class="jqplot-cursor-legend-swatch" style="background-color:'+color+';"></div>'+
- '</div></td>').appendTo(tr);
- var td = $('<td class="jqplot-legend jqplot-cursor-legend-label" style="vertical-align:middle;padding-top:'+rs+';"></td>');
- td.appendTo(tr);
- td.data('seriesIndex', idx);
- if (this.escapeHtml) {
- td.text(label);
- }
- else {
- td.html(label);
- }
- tr = null;
- td = null;
- }
- return this._elem;
- };
-
-})(jQuery);
generated by cgit (git 2.34.1) at 2026-05-16 04:21:40 +0000