--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/pyams_skin/resources/js/ext/flot/jquery.flot.legend.js Wed Oct 16 13:00:43 2019 +0200
@@ -0,0 +1,437 @@
+/* Flot plugin for drawing legends.
+
+*/
+
+(function($) {
+ var defaultOptions = {
+ legend: {
+ show: false,
+ noColumns: 1,
+ labelFormatter: null, // fn: string -> string
+ container: null, // container (as jQuery object) to put legend in, null means default on top of graph
+ position: 'ne', // position of default legend container within plot
+ margin: 5, // distance from grid edge to default legend container within plot
+ sorted: null // default to no legend sorting
+ }
+ };
+
+ function insertLegend(plot, options, placeholder, legendEntries) {
+ // clear before redraw
+ if (options.legend.container != null) {
+ $(options.legend.container).html('');
+ } else {
+ placeholder.find('.legend').remove();
+ }
+
+ if (!options.legend.show) {
+ return;
+ }
+
+ // Save the legend entries in legend options
+ var entries = options.legend.legendEntries = legendEntries,
+ plotOffset = options.legend.plotOffset = plot.getPlotOffset(),
+ html = [],
+ entry, labelHtml, iconHtml,
+ j = 0,
+ i,
+ pos = "",
+ p = options.legend.position,
+ m = options.legend.margin,
+ shape = {
+ name: '',
+ label: '',
+ xPos: '',
+ yPos: ''
+ };
+
+ html[j++] = '<svg class="legendLayer" style="width:inherit;height:inherit;">';
+ html[j++] = '<rect class="background" width="100%" height="100%"/>';
+ html[j++] = svgShapeDefs;
+
+ var left = 0;
+ var columnWidths = [];
+ var style = window.getComputedStyle(document.querySelector('body'));
+ for (i = 0; i < entries.length; ++i) {
+ var columnIndex = i % options.legend.noColumns;
+ entry = entries[i];
+ shape.label = entry.label;
+ var info = plot.getSurface().getTextInfo('', shape.label, {
+ style: style.fontStyle,
+ variant: style.fontVariant,
+ weight: style.fontWeight,
+ size: parseInt(style.fontSize),
+ lineHeight: parseInt(style.lineHeight),
+ family: style.fontFamily
+ });
+
+ var labelWidth = info.width;
+ // 36px = 1.5em + 6px margin
+ var iconWidth = 48;
+ if (columnWidths[columnIndex]) {
+ if (labelWidth > columnWidths[columnIndex]) {
+ columnWidths[columnIndex] = labelWidth + iconWidth;
+ }
+ } else {
+ columnWidths[columnIndex] = labelWidth + iconWidth;
+ }
+ }
+
+ // Generate html for icons and labels from a list of entries
+ for (i = 0; i < entries.length; ++i) {
+ var columnIndex = i % options.legend.noColumns;
+ entry = entries[i];
+ iconHtml = '';
+ shape.label = entry.label;
+ shape.xPos = (left + 3) + 'px';
+ left += columnWidths[columnIndex];
+ if ((i + 1) % options.legend.noColumns === 0) {
+ left = 0;
+ }
+ shape.yPos = Math.floor(i / options.legend.noColumns) * 1.5 + 'em';
+ // area
+ if (entry.options.lines.show && entry.options.lines.fill) {
+ shape.name = 'area';
+ shape.fillColor = entry.color;
+ iconHtml += getEntryIconHtml(shape);
+ }
+ // bars
+ if (entry.options.bars.show) {
+ shape.name = 'bar';
+ shape.fillColor = entry.color;
+ iconHtml += getEntryIconHtml(shape);
+ }
+ // lines
+ if (entry.options.lines.show && !entry.options.lines.fill) {
+ shape.name = 'line';
+ shape.strokeColor = entry.color;
+ shape.strokeWidth = entry.options.lines.lineWidth;
+ iconHtml += getEntryIconHtml(shape);
+ }
+ // points
+ if (entry.options.points.show) {
+ shape.name = entry.options.points.symbol;
+ shape.strokeColor = entry.color;
+ shape.fillColor = entry.options.points.fillColor;
+ shape.strokeWidth = entry.options.points.lineWidth;
+ iconHtml += getEntryIconHtml(shape);
+ }
+
+ labelHtml = '<text x="' + shape.xPos + '" y="' + shape.yPos + '" text-anchor="start"><tspan dx="2em" dy="1.2em">' + shape.label + '</tspan></text>'
+ html[j++] = '<g>' + iconHtml + labelHtml + '</g>';
+ }
+
+ html[j++] = '</svg>';
+ if (m[0] == null) {
+ m = [m, m];
+ }
+
+ if (p.charAt(0) === 'n') {
+ pos += 'top:' + (m[1] + plotOffset.top) + 'px;';
+ } else if (p.charAt(0) === 's') {
+ pos += 'bottom:' + (m[1] + plotOffset.bottom) + 'px;';
+ }
+
+ if (p.charAt(1) === 'e') {
+ pos += 'right:' + (m[0] + plotOffset.right) + 'px;';
+ } else if (p.charAt(1) === 'w') {
+ pos += 'left:' + (m[0] + plotOffset.left) + 'px;';
+ }
+
+ var width = 6;
+ for (i = 0; i < columnWidths.length; ++i) {
+ width += columnWidths[i];
+ }
+
+ var legendEl,
+ height = Math.ceil(entries.length / options.legend.noColumns) * 1.6;
+ if (!options.legend.container) {
+ legendEl = $('<div class="legend" style="position:absolute;' + pos + '">' + html.join('') + '</div>').appendTo(placeholder);
+ legendEl.css('width', width + 'px');
+ legendEl.css('height', height + 'em');
+ legendEl.css('pointerEvents', 'none');
+ } else {
+ legendEl = $(html.join('')).appendTo(options.legend.container)[0];
+ options.legend.container.style.width = width + 'px';
+ options.legend.container.style.height = height + 'em';
+ }
+ }
+
+ // Generate html for a shape
+ function getEntryIconHtml(shape) {
+ var html = '',
+ name = shape.name,
+ x = shape.xPos,
+ y = shape.yPos,
+ fill = shape.fillColor,
+ stroke = shape.strokeColor,
+ width = shape.strokeWidth;
+ switch (name) {
+ case 'circle':
+ html = '<use xlink:href="#circle" class="legendIcon" ' +
+ 'x="' + x + '" ' +
+ 'y="' + y + '" ' +
+ 'fill="' + fill + '" ' +
+ 'stroke="' + stroke + '" ' +
+ 'stroke-width="' + width + '" ' +
+ 'width="1.5em" height="1.5em"' +
+ '/>';
+ break;
+ case 'diamond':
+ html = '<use xlink:href="#diamond" class="legendIcon" ' +
+ 'x="' + x + '" ' +
+ 'y="' + y + '" ' +
+ 'fill="' + fill + '" ' +
+ 'stroke="' + stroke + '" ' +
+ 'stroke-width="' + width + '" ' +
+ 'width="1.5em" height="1.5em"' +
+ '/>';
+ break;
+ case 'cross':
+ html = '<use xlink:href="#cross" class="legendIcon" ' +
+ 'x="' + x + '" ' +
+ 'y="' + y + '" ' +
+ // 'fill="' + fill + '" ' +
+ 'stroke="' + stroke + '" ' +
+ 'stroke-width="' + width + '" ' +
+ 'width="1.5em" height="1.5em"' +
+ '/>';
+ break;
+ case 'rectangle':
+ html = '<use xlink:href="#rectangle" class="legendIcon" ' +
+ 'x="' + x + '" ' +
+ 'y="' + y + '" ' +
+ 'fill="' + fill + '" ' +
+ 'stroke="' + stroke + '" ' +
+ 'stroke-width="' + width + '" ' +
+ 'width="1.5em" height="1.5em"' +
+ '/>';
+ break;
+ case 'plus':
+ html = '<use xlink:href="#plus" class="legendIcon" ' +
+ 'x="' + x + '" ' +
+ 'y="' + y + '" ' +
+ // 'fill="' + fill + '" ' +
+ 'stroke="' + stroke + '" ' +
+ 'stroke-width="' + width + '" ' +
+ 'width="1.5em" height="1.5em"' +
+ '/>';
+ break;
+ case 'bar':
+ html = '<use xlink:href="#bars" class="legendIcon" ' +
+ 'x="' + x + '" ' +
+ 'y="' + y + '" ' +
+ 'fill="' + fill + '" ' +
+ // 'stroke="' + stroke + '" ' +
+ // 'stroke-width="' + width + '" ' +
+ 'width="1.5em" height="1.5em"' +
+ '/>';
+ break;
+ case 'area':
+ html = '<use xlink:href="#area" class="legendIcon" ' +
+ 'x="' + x + '" ' +
+ 'y="' + y + '" ' +
+ 'fill="' + fill + '" ' +
+ // 'stroke="' + stroke + '" ' +
+ // 'stroke-width="' + width + '" ' +
+ 'width="1.5em" height="1.5em"' +
+ '/>';
+ break;
+ case 'line':
+ html = '<use xlink:href="#line" class="legendIcon" ' +
+ 'x="' + x + '" ' +
+ 'y="' + y + '" ' +
+ // 'fill="' + fill + '" ' +
+ 'stroke="' + stroke + '" ' +
+ 'stroke-width="' + width + '" ' +
+ 'width="1.5em" height="1.5em"' +
+ '/>';
+ break;
+ default:
+ // default is circle
+ html = '<use xlink:href="#circle" class="legendIcon" ' +
+ 'x="' + x + '" ' +
+ 'y="' + y + '" ' +
+ 'fill="' + fill + '" ' +
+ 'stroke="' + stroke + '" ' +
+ 'stroke-width="' + width + '" ' +
+ 'width="1.5em" height="1.5em"' +
+ '/>';
+ }
+
+ return html;
+ }
+
+ // Define svg symbols for shapes
+ var svgShapeDefs = '' +
+ '<defs>' +
+ '<symbol id="line" fill="none" viewBox="-5 -5 25 25">' +
+ '<polyline points="0,15 5,5 10,10 15,0"/>' +
+ '</symbol>' +
+
+ '<symbol id="area" stroke-width="1" viewBox="-5 -5 25 25">' +
+ '<polyline points="0,15 5,5 10,10 15,0, 15,15, 0,15"/>' +
+ '</symbol>' +
+
+ '<symbol id="bars" stroke-width="1" viewBox="-5 -5 25 25">' +
+ '<polyline points="1.5,15.5 1.5,12.5, 4.5,12.5 4.5,15.5 6.5,15.5 6.5,3.5, 9.5,3.5 9.5,15.5 11.5,15.5 11.5,7.5 14.5,7.5 14.5,15.5 1.5,15.5"/>' +
+ '</symbol>' +
+
+ '<symbol id="circle" viewBox="-5 -5 25 25">' +
+ '<circle cx="0" cy="15" r="2.5"/>' +
+ '<circle cx="5" cy="5" r="2.5"/>' +
+ '<circle cx="10" cy="10" r="2.5"/>' +
+ '<circle cx="15" cy="0" r="2.5"/>' +
+ '</symbol>' +
+
+ '<symbol id="rectangle" viewBox="-5 -5 25 25">' +
+ '<rect x="-2.1" y="12.9" width="4.2" height="4.2"/>' +
+ '<rect x="2.9" y="2.9" width="4.2" height="4.2"/>' +
+ '<rect x="7.9" y="7.9" width="4.2" height="4.2"/>' +
+ '<rect x="12.9" y="-2.1" width="4.2" height="4.2"/>' +
+ '</symbol>' +
+
+ '<symbol id="diamond" viewBox="-5 -5 25 25">' +
+ '<path d="M-3,15 L0,12 L3,15, L0,18 Z"/>' +
+ '<path d="M2,5 L5,2 L8,5, L5,8 Z"/>' +
+ '<path d="M7,10 L10,7 L13,10, L10,13 Z"/>' +
+ '<path d="M12,0 L15,-3 L18,0, L15,3 Z"/>' +
+ '</symbol>' +
+
+ '<symbol id="cross" fill="none" viewBox="-5 -5 25 25">' +
+ '<path d="M-2.1,12.9 L2.1,17.1, M2.1,12.9 L-2.1,17.1 Z"/>' +
+ '<path d="M2.9,2.9 L7.1,7.1 M7.1,2.9 L2.9,7.1 Z"/>' +
+ '<path d="M7.9,7.9 L12.1,12.1 M12.1,7.9 L7.9,12.1 Z"/>' +
+ '<path d="M12.9,-2.1 L17.1,2.1 M17.1,-2.1 L12.9,2.1 Z"/>' +
+ '</symbol>' +
+
+ '<symbol id="plus" fill="none" viewBox="-5 -5 25 25">' +
+ '<path d="M0,12 L0,18, M-3,15 L3,15 Z"/>' +
+ '<path d="M5,2 L5,8 M2,5 L8,5 Z"/>' +
+ '<path d="M10,7 L10,13 M7,10 L13,10 Z"/>' +
+ '<path d="M15,-3 L15,3 M12,0 L18,0 Z"/>' +
+ '</symbol>' +
+ '</defs>';
+
+ // Generate a list of legend entries in their final order
+ function getLegendEntries(series, labelFormatter, sorted) {
+ var lf = labelFormatter,
+ legendEntries = series.reduce(function(validEntries, s, i) {
+ var labelEval = (lf ? lf(s.label, s) : s.label)
+ if (s.hasOwnProperty("label") ? labelEval : true) {
+ var entry = {
+ label: labelEval || 'Plot ' + (i + 1),
+ color: s.color,
+ options: {
+ lines: s.lines,
+ points: s.points,
+ bars: s.bars
+ }
+ }
+ validEntries.push(entry)
+ }
+ return validEntries;
+ }, []);
+
+ // Sort the legend using either the default or a custom comparator
+ if (sorted) {
+ if ($.isFunction(sorted)) {
+ legendEntries.sort(sorted);
+ } else if (sorted === 'reverse') {
+ legendEntries.reverse();
+ } else {
+ var ascending = (sorted !== 'descending');
+ legendEntries.sort(function(a, b) {
+ return a.label === b.label
+ ? 0
+ : ((a.label < b.label) !== ascending ? 1 : -1 // Logical XOR
+ );
+ });
+ }
+ }
+
+ return legendEntries;
+ }
+
+ // return false if opts1 same as opts2
+ function checkOptions(opts1, opts2) {
+ for (var prop in opts1) {
+ if (opts1.hasOwnProperty(prop)) {
+ if (opts1[prop] !== opts2[prop]) {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+
+ // Compare two lists of legend entries
+ function shouldRedraw(oldEntries, newEntries) {
+ if (!oldEntries || !newEntries) {
+ return true;
+ }
+
+ if (oldEntries.length !== newEntries.length) {
+ return true;
+ }
+ var i, newEntry, oldEntry, newOpts, oldOpts;
+ for (i = 0; i < newEntries.length; i++) {
+ newEntry = newEntries[i];
+ oldEntry = oldEntries[i];
+
+ if (newEntry.label !== oldEntry.label) {
+ return true;
+ }
+
+ if (newEntry.color !== oldEntry.color) {
+ return true;
+ }
+
+ // check for changes in lines options
+ newOpts = newEntry.options.lines;
+ oldOpts = oldEntry.options.lines;
+ if (checkOptions(newOpts, oldOpts)) {
+ return true;
+ }
+
+ // check for changes in points options
+ newOpts = newEntry.options.points;
+ oldOpts = oldEntry.options.points;
+ if (checkOptions(newOpts, oldOpts)) {
+ return true;
+ }
+
+ // check for changes in bars options
+ newOpts = newEntry.options.bars;
+ oldOpts = oldEntry.options.bars;
+ if (checkOptions(newOpts, oldOpts)) {
+ return true;
+ }
+ }
+
+ return false;
+ }
+
+ function init(plot) {
+ plot.hooks.setupGrid.push(function (plot) {
+ var options = plot.getOptions();
+ var series = plot.getData(),
+ labelFormatter = options.legend.labelFormatter,
+ oldEntries = options.legend.legendEntries,
+ oldPlotOffset = options.legend.plotOffset,
+ newEntries = getLegendEntries(series, labelFormatter, options.legend.sorted),
+ newPlotOffset = plot.getPlotOffset();
+
+ if (shouldRedraw(oldEntries, newEntries) ||
+ checkOptions(oldPlotOffset, newPlotOffset)) {
+ insertLegend(plot, options, plot.getPlaceholder(), newEntries);
+ }
+ });
+ }
+
+ $.plot.plugins.push({
+ init: init,
+ options: defaultOptions,
+ name: 'legend',
+ version: '1.0'
+ });
+})(jQuery);