From 22f125dee089ae08a49efd60806bd1f4cf89c8dd Mon Sep 17 00:00:00 2001 From: Daniel Barbero Date: Fri, 23 Aug 2019 10:59:06 +0200 Subject: [PATCH] fixed error labels pie chart --- .../include/graphs/flot/jquery.flot.pie.js | 1588 +++++++++-------- .../include/graphs/flot/pandora.flot.js | 105 +- 2 files changed, 887 insertions(+), 806 deletions(-) diff --git a/pandora_console/include/graphs/flot/jquery.flot.pie.js b/pandora_console/include/graphs/flot/jquery.flot.pie.js index 9c19db998b..37a8135e08 100644 --- a/pandora_console/include/graphs/flot/jquery.flot.pie.js +++ b/pandora_console/include/graphs/flot/jquery.flot.pie.js @@ -56,765 +56,897 @@ More detail and specific examples can be found in the included HTML file. */ (function($) { + // Maximum redraw attempts when fitting labels within the plot - // Maximum redraw attempts when fitting labels within the plot + var REDRAW_ATTEMPTS = 10; - var REDRAW_ATTEMPTS = 10; + // Factor by which to shrink the pie when fitting labels within the plot - // Factor by which to shrink the pie when fitting labels within the plot + var REDRAW_SHRINK = 0.95; - var REDRAW_SHRINK = 0.95; + function init(plot) { + var canvas = null, + target = null, + options = null, + maxRadius = null, + centerLeft = null, + centerTop = null, + processed = false, + ctx = null; - function init(plot) { + // interactive variables - var canvas = null, - target = null, - options = null, - maxRadius = null, - centerLeft = null, - centerTop = null, - processed = false, - ctx = null; + var highlights = []; - // interactive variables + // add hook to determine if pie plugin in enabled, and then perform necessary operations - var highlights = []; + plot.hooks.processOptions.push(function(plot, options) { + if (options.series.pie.show) { + options.grid.show = false; - // add hook to determine if pie plugin in enabled, and then perform necessary operations + // set labels.show - plot.hooks.processOptions.push(function(plot, options) { - if (options.series.pie.show) { + if (options.series.pie.label.show == "auto") { + if (options.legend.show) { + options.series.pie.label.show = false; + } else { + options.series.pie.label.show = true; + } + } - options.grid.show = false; + // set radius - // set labels.show + if (options.series.pie.radius == "auto") { + if (options.series.pie.label.show) { + options.series.pie.radius = 3 / 4; + } else { + options.series.pie.radius = 1; + } + } - if (options.series.pie.label.show == "auto") { - if (options.legend.show) { - options.series.pie.label.show = false; - } else { - options.series.pie.label.show = true; - } - } + // ensure sane tilt - // set radius + if (options.series.pie.tilt > 1) { + options.series.pie.tilt = 1; + } else if (options.series.pie.tilt < 0) { + options.series.pie.tilt = 0; + } + } + }); - if (options.series.pie.radius == "auto") { - if (options.series.pie.label.show) { - options.series.pie.radius = 3/4; - } else { - options.series.pie.radius = 1; - } - } + plot.hooks.bindEvents.push(function(plot, eventHolder) { + var options = plot.getOptions(); + if (options.series.pie.show) { + if (options.grid.hoverable) { + eventHolder.unbind("mousemove").mousemove(onMouseMove); + } + if (options.grid.clickable) { + eventHolder.unbind("click").click(onClick); + } + } + }); - // ensure sane tilt + plot.hooks.processDatapoints.push(function(plot, series, data, datapoints) { + var options = plot.getOptions(); + if (options.series.pie.show) { + processDatapoints(plot, series, data, datapoints); + } + }); - if (options.series.pie.tilt > 1) { - options.series.pie.tilt = 1; - } else if (options.series.pie.tilt < 0) { - options.series.pie.tilt = 0; - } - } - }); + plot.hooks.drawOverlay.push(function(plot, octx) { + var options = plot.getOptions(); + if (options.series.pie.show) { + drawOverlay(plot, octx); + } + }); - plot.hooks.bindEvents.push(function(plot, eventHolder) { - var options = plot.getOptions(); - if (options.series.pie.show) { - if (options.grid.hoverable) { - eventHolder.unbind("mousemove").mousemove(onMouseMove); - } - if (options.grid.clickable) { - eventHolder.unbind("click").click(onClick); - } - } - }); + plot.hooks.draw.push(function(plot, newCtx) { + var options = plot.getOptions(); + if (options.series.pie.show) { + draw(plot, newCtx); + } + }); - plot.hooks.processDatapoints.push(function(plot, series, data, datapoints) { - var options = plot.getOptions(); - if (options.series.pie.show) { - processDatapoints(plot, series, data, datapoints); - } - }); + function processDatapoints(plot) { + if (!processed) { + processed = true; + canvas = plot.getCanvas(); + target = $(canvas).parent(); + options = plot.getOptions(); + plot.setData(combine(plot.getData())); + } + } - plot.hooks.drawOverlay.push(function(plot, octx) { - var options = plot.getOptions(); - if (options.series.pie.show) { - drawOverlay(plot, octx); - } - }); + function combine(data) { + var total = 0, + combined = 0, + numCombined = 0, + color = options.series.pie.combine.color, + newdata = []; - plot.hooks.draw.push(function(plot, newCtx) { - var options = plot.getOptions(); - if (options.series.pie.show) { - draw(plot, newCtx); - } - }); + // Fix up the raw data from Flot, ensuring the data is numeric - function processDatapoints(plot, series, datapoints) { - if (!processed) { - processed = true; - canvas = plot.getCanvas(); - target = $(canvas).parent(); - options = plot.getOptions(); - plot.setData(combine(plot.getData())); - } - } + for (var i = 0; i < data.length; ++i) { + var value = data[i].data; - function combine(data) { + // If the data is an array, we'll assume that it's a standard + // Flot x-y pair, and are concerned only with the second value. - var total = 0, - combined = 0, - numCombined = 0, - color = options.series.pie.combine.color, - newdata = []; + // Note how we use the original array, rather than creating a + // new one; this is more efficient and preserves any extra data + // that the user may have stored in higher indexes. - // Fix up the raw data from Flot, ensuring the data is numeric + if ($.isArray(value) && value.length == 1) { + value = value[0]; + } - for (var i = 0; i < data.length; ++i) { + if ($.isArray(value)) { + // Equivalent to $.isNumeric() but compatible with jQuery < 1.7 + if (!isNaN(parseFloat(value[1])) && isFinite(value[1])) { + value[1] = +value[1]; + } else { + value[1] = 0; + } + } else if (!isNaN(parseFloat(value)) && isFinite(value)) { + value = [1, +value]; + } else { + value = [1, 0]; + } - var value = data[i].data; + data[i].data = [value]; + } - // If the data is an array, we'll assume that it's a standard - // Flot x-y pair, and are concerned only with the second value. + // Sum up all the slices, so we can calculate percentages for each - // Note how we use the original array, rather than creating a - // new one; this is more efficient and preserves any extra data - // that the user may have stored in higher indexes. + for (var i = 0; i < data.length; ++i) { + total += data[i].data[0][1]; + } - if ($.isArray(value) && value.length == 1) { - value = value[0]; - } + // Count the number of slices with percentages below the combine + // threshold; if it turns out to be just one, we won't combine. - if ($.isArray(value)) { - // Equivalent to $.isNumeric() but compatible with jQuery < 1.7 - if (!isNaN(parseFloat(value[1])) && isFinite(value[1])) { - value[1] = +value[1]; - } else { - value[1] = 0; - } - } else if (!isNaN(parseFloat(value)) && isFinite(value)) { - value = [1, +value]; - } else { - value = [1, 0]; - } + for (var i = 0; i < data.length; ++i) { + var value = data[i].data[0][1]; + if (value / total <= options.series.pie.combine.threshold) { + combined += value; + numCombined++; + if (!color) { + color = data[i].color; + } + } + } - data[i].data = [value]; - } - - // Sum up all the slices, so we can calculate percentages for each - - for (var i = 0; i < data.length; ++i) { - total += data[i].data[0][1]; - } - - // Count the number of slices with percentages below the combine - // threshold; if it turns out to be just one, we won't combine. - - for (var i = 0; i < data.length; ++i) { - var value = data[i].data[0][1]; - if (value / total <= options.series.pie.combine.threshold) { - combined += value; - numCombined++; - if (!color) { - color = data[i].color; - } - } - } - - for (var i = 0; i < data.length; ++i) { - var value = data[i].data[0][1]; - if (numCombined < 2 || value / total > options.series.pie.combine.threshold) { - newdata.push( - $.extend(data[i], { /* extend to allow keeping all other original data values + for (var i = 0; i < data.length; ++i) { + var value = data[i].data[0][1]; + if ( + numCombined < 2 || + value / total > options.series.pie.combine.threshold + ) { + newdata.push( + $.extend(data[i], { + /* extend to allow keeping all other original data values and using them e.g. in labelFormatter. */ - data: [[1, value]], - color: data[i].color, - label: data[i].label, - angle: value * Math.PI * 2 / total, - percent: value / (total / 100) - }) - ); - } - } - - if (numCombined > 1) { - newdata.push({ - data: [[1, combined]], - color: color, - label: options.series.pie.combine.label, - angle: combined * Math.PI * 2 / total, - percent: combined / (total / 100) - }); - } - - return newdata; - } - - function draw(plot, newCtx) { - - if (!target) { - return; // if no series were passed - } - - var canvasWidth = plot.getPlaceholder().width(), - canvasHeight = plot.getPlaceholder().height(), - legendWidth = target.children().filter(".legend").children().width() || 0; - - ctx = newCtx; - - // WARNING: HACK! REWRITE THIS CODE AS SOON AS POSSIBLE! - - // When combining smaller slices into an 'other' slice, we need to - // add a new series. Since Flot gives plugins no way to modify the - // list of series, the pie plugin uses a hack where the first call - // to processDatapoints results in a call to setData with the new - // list of series, then subsequent processDatapoints do nothing. - - // The plugin-global 'processed' flag is used to control this hack; - // it starts out false, and is set to true after the first call to - // processDatapoints. - - // Unfortunately this turns future setData calls into no-ops; they - // call processDatapoints, the flag is true, and nothing happens. - - // To fix this we'll set the flag back to false here in draw, when - // all series have been processed, so the next sequence of calls to - // processDatapoints once again starts out with a slice-combine. - // This is really a hack; in 0.9 we need to give plugins a proper - // way to modify series before any processing begins. - - processed = false; - - // calculate maximum radius and center point - - maxRadius = Math.min(canvasWidth, canvasHeight / options.series.pie.tilt) / 2; - centerTop = canvasHeight / 2 + options.series.pie.offset.top; - centerLeft = canvasWidth / 2; - - if (options.series.pie.offset.left == "auto") { - if (options.legend.position.match("w")) { - centerLeft += legendWidth / 2; - } else { - centerLeft -= legendWidth / 2; - } - if (centerLeft < maxRadius) { - centerLeft = maxRadius; - } else if (centerLeft > canvasWidth - maxRadius) { - centerLeft = canvasWidth - maxRadius; - } - } else { - centerLeft += options.series.pie.offset.left; - } - - var slices = plot.getData(), - attempts = 0; - - // Keep shrinking the pie's radius until drawPie returns true, - // indicating that all the labels fit, or we try too many times. - - do { - if (attempts > 0) { - maxRadius *= REDRAW_SHRINK; - } - attempts += 1; - clear(); - if (options.series.pie.tilt <= 0.8) { - drawShadow(); - } - } while (!drawPie() && attempts < REDRAW_ATTEMPTS) - - if (attempts >= REDRAW_ATTEMPTS) { - clear(); - target.prepend("
Could not draw pie with labels contained inside canvas
"); - } - - if (plot.setSeries && plot.insertLegend) { - plot.setSeries(slices); - plot.insertLegend(); - } - - // we're actually done at this point, just defining internal functions at this point - - function clear() { - ctx.clearRect(0, 0, canvasWidth, canvasHeight); - target.children().filter(".pieLabel, .pieLabelBackground").remove(); - } - - function drawShadow() { - - var shadowLeft = options.series.pie.shadow.left; - var shadowTop = options.series.pie.shadow.top; - var edge = 10; - var alpha = options.series.pie.shadow.alpha; - var radius = options.series.pie.radius > 1 ? options.series.pie.radius : maxRadius * options.series.pie.radius; - - if (radius >= canvasWidth / 2 - shadowLeft || radius * options.series.pie.tilt >= canvasHeight / 2 - shadowTop || radius <= edge) { - return; // shadow would be outside canvas, so don't draw it - } - - ctx.save(); - ctx.translate(shadowLeft,shadowTop); - ctx.globalAlpha = alpha; - ctx.fillStyle = "#000"; - - // center and rotate to starting position - - ctx.translate(centerLeft,centerTop); - ctx.scale(1, options.series.pie.tilt); - - //radius -= edge; - - for (var i = 1; i <= edge; i++) { - ctx.beginPath(); - ctx.arc(0, 0, radius, 0, Math.PI * 2, false); - ctx.fill(); - radius -= i; - } - - ctx.restore(); - } - - function drawPie() { - - var startAngle = Math.PI * options.series.pie.startAngle; - var radius = options.series.pie.radius > 1 ? options.series.pie.radius : maxRadius * options.series.pie.radius; - - // center and rotate to starting position - - ctx.save(); - ctx.translate(centerLeft,centerTop); - ctx.scale(1, options.series.pie.tilt); - //ctx.rotate(startAngle); // start at top; -- This doesn't work properly in Opera - - // draw slices - - ctx.save(); - var currentAngle = startAngle; - for (var i = 0; i < slices.length; ++i) { - slices[i].startAngle = currentAngle; - drawSlice(slices[i].angle, slices[i].color, true); - } - ctx.restore(); - - // draw slice outlines - - if (options.series.pie.stroke.width > 0) { - ctx.save(); - ctx.lineWidth = options.series.pie.stroke.width; - currentAngle = startAngle; - for (var i = 0; i < slices.length; ++i) { - drawSlice(slices[i].angle, options.series.pie.stroke.color, false); - } - ctx.restore(); - } - - // draw donut hole - - drawDonutHole(ctx); - - ctx.restore(); - - // Draw the labels, returning true if they fit within the plot - - if (options.series.pie.label.show) { - return drawLabels(); - } else return true; - - function drawSlice(angle, color, fill) { - - if (angle <= 0 || isNaN(angle)) { - return; - } - - if (fill) { - ctx.fillStyle = color; - } else { - ctx.strokeStyle = color; - ctx.lineJoin = "round"; - } - - ctx.beginPath(); - if (Math.abs(angle - Math.PI * 2) > 0.000000001) { - ctx.moveTo(0, 0); // Center of the pie - } - - //ctx.arc(0, 0, radius, 0, angle, false); // This doesn't work properly in Opera - ctx.arc(0, 0, radius,currentAngle, currentAngle + angle / 2, false); - ctx.arc(0, 0, radius,currentAngle + angle / 2, currentAngle + angle, false); - ctx.closePath(); - //ctx.rotate(angle); // This doesn't work properly in Opera - currentAngle += angle; - - if (fill) { - ctx.fill(); - } else { - ctx.stroke(); - } - } - - function drawLabels() { - - var currentAngle = startAngle; - var radius = options.series.pie.label.radius > 1 ? options.series.pie.label.radius : maxRadius * options.series.pie.label.radius; - - for (var i = 0; i < slices.length; ++i) { - if (slices[i].percent >= options.series.pie.label.threshold * 100) { - if (!drawLabel(slices[i], currentAngle, i)) { - return false; - } - } - currentAngle += slices[i].angle; - } - - return true; - - function drawLabel(slice, startAngle, index) { - - if (slice.data[0][1] == 0) { - return true; - } - - // format label text - - var lf = options.legend.labelFormatter, text, plf = options.series.pie.label.formatter; - - if (lf) { - text = lf(slice.label, slice); - } else { - text = slice.label; - } - - if (plf) { - text = plf(text, slice); - } - - var halfAngle = ((startAngle + slice.angle) + startAngle) / 2; - var x = centerLeft + Math.round(Math.cos(halfAngle) * radius); - var y = centerTop + Math.round(Math.sin(halfAngle) * radius) * options.series.pie.tilt; - - var html = "" + text + ""; - target.append(html); - - var label = target.children("#pieLabel" + index); - var labelTop = (y - label.height() / 2); - var labelLeft = (x - label.width() / 2); - - label.css("top", labelTop); - label.css("left", labelLeft); - - // check to make sure that the label is not outside the canvas - - if (0 - labelTop > 0 || 0 - labelLeft > 0 || canvasHeight - (labelTop + label.height()) < 0 || canvasWidth - (labelLeft + label.width()) < 0) { - return false; - } - - if (options.series.pie.label.background.opacity != 0) { - - // put in the transparent background separately to avoid blended labels and label boxes - - var c = options.series.pie.label.background.color; - - if (c == null) { - c = slice.color; - } - - var pos = "top:" + labelTop + "px;left:" + labelLeft + "px;"; - $("
") - .css("opacity", options.series.pie.label.background.opacity) - .insertBefore(label); - } - - return true; - } // end individual label function - } // end drawLabels function - } // end drawPie function - } // end draw function - - // Placed here because it needs to be accessed from multiple locations - - function drawDonutHole(layer) { - if (options.series.pie.innerRadius > 0) { - - // subtract the center - - layer.save(); - var innerRadius = options.series.pie.innerRadius > 1 ? options.series.pie.innerRadius : maxRadius * options.series.pie.innerRadius; - layer.globalCompositeOperation = "destination-out"; // this does not work with excanvas, but it will fall back to using the stroke color - layer.beginPath(); - layer.fillStyle = options.series.pie.stroke.color; - layer.arc(0, 0, innerRadius, 0, Math.PI * 2, false); - layer.fill(); - layer.closePath(); - layer.restore(); - - // add inner stroke - - layer.save(); - layer.beginPath(); - layer.strokeStyle = options.series.pie.stroke.color; - layer.arc(0, 0, innerRadius, 0, Math.PI * 2, false); - layer.stroke(); - layer.closePath(); - layer.restore(); - - // TODO: add extra shadow inside hole (with a mask) if the pie is tilted. - } - } - - //-- Additional Interactive related functions -- - - function isPointInPoly(poly, pt) { - for(var c = false, i = -1, l = poly.length, j = l - 1; ++i < l; j = i) - ((poly[i][1] <= pt[1] && pt[1] < poly[j][1]) || (poly[j][1] <= pt[1] && pt[1]< poly[i][1])) - && (pt[0] < (poly[j][0] - poly[i][0]) * (pt[1] - poly[i][1]) / (poly[j][1] - poly[i][1]) + poly[i][0]) - && (c = !c); - return c; - } - - function findNearbySlice(mouseX, mouseY) { - - var slices = plot.getData(), - options = plot.getOptions(), - radius = options.series.pie.radius > 1 ? options.series.pie.radius : maxRadius * options.series.pie.radius, - x, y; - - for (var i = 0; i < slices.length; ++i) { - - var s = slices[i]; - - if (s.pie.show) { - - ctx.save(); - ctx.beginPath(); - ctx.moveTo(0, 0); // Center of the pie - //ctx.scale(1, options.series.pie.tilt); // this actually seems to break everything when here. - ctx.arc(0, 0, radius, s.startAngle, s.startAngle + s.angle / 2, false); - ctx.arc(0, 0, radius, s.startAngle + s.angle / 2, s.startAngle + s.angle, false); - ctx.closePath(); - x = mouseX - centerLeft; - y = mouseY - centerTop; - - if (ctx.isPointInPath) { - if (ctx.isPointInPath(mouseX - centerLeft, mouseY - centerTop)) { - ctx.restore(); - return { - datapoint: [s.percent, s.data], - dataIndex: 0, - series: s, - seriesIndex: i - }; - } - } else { - - // excanvas for IE doesn;t support isPointInPath, this is a workaround. - - var p1X = radius * Math.cos(s.startAngle), - p1Y = radius * Math.sin(s.startAngle), - p2X = radius * Math.cos(s.startAngle + s.angle / 4), - p2Y = radius * Math.sin(s.startAngle + s.angle / 4), - p3X = radius * Math.cos(s.startAngle + s.angle / 2), - p3Y = radius * Math.sin(s.startAngle + s.angle / 2), - p4X = radius * Math.cos(s.startAngle + s.angle / 1.5), - p4Y = radius * Math.sin(s.startAngle + s.angle / 1.5), - p5X = radius * Math.cos(s.startAngle + s.angle), - p5Y = radius * Math.sin(s.startAngle + s.angle), - arrPoly = [[0, 0], [p1X, p1Y], [p2X, p2Y], [p3X, p3Y], [p4X, p4Y], [p5X, p5Y]], - arrPoint = [x, y]; - - // TODO: perhaps do some mathmatical trickery here with the Y-coordinate to compensate for pie tilt? - - if (isPointInPoly(arrPoly, arrPoint)) { - ctx.restore(); - return { - datapoint: [s.percent, s.data], - dataIndex: 0, - series: s, - seriesIndex: i - }; - } - } - - ctx.restore(); - } - } - - return null; - } - - function onMouseMove(e) { - triggerClickHoverEvent("plothover", e); - } - - function onClick(e) { - triggerClickHoverEvent("plotclick", e); - } - - // trigger click or hover event (they send the same parameters so we share their code) - - function triggerClickHoverEvent(eventname, e) { - - var offset = plot.offset(); - var canvasX = parseInt(e.pageX - offset.left); - var canvasY = parseInt(e.pageY - offset.top); - var item = findNearbySlice(canvasX, canvasY); - - if (options.grid.autoHighlight) { - - // clear auto-highlights - - for (var i = 0; i < highlights.length; ++i) { - var h = highlights[i]; - if (h.auto == eventname && !(item && h.series == item.series)) { - unhighlight(h.series); - } - } - } - - // highlight the slice - - if (item) { - highlight(item.series, eventname); - } - - // trigger any hover bind events - - var pos = { pageX: e.pageX, pageY: e.pageY }; - target.trigger(eventname, [pos, item]); - } - - function highlight(s, auto) { - //if (typeof s == "number") { - // s = series[s]; - //} - - var i = indexOfHighlight(s); - - if (i == -1) { - highlights.push({ series: s, auto: auto }); - plot.triggerRedrawOverlay(); - } else if (!auto) { - highlights[i].auto = false; - } - } - - function unhighlight(s) { - if (s == null) { - highlights = []; - plot.triggerRedrawOverlay(); - } - - //if (typeof s == "number") { - // s = series[s]; - //} - - var i = indexOfHighlight(s); - - if (i != -1) { - highlights.splice(i, 1); - plot.triggerRedrawOverlay(); - } - } - - function indexOfHighlight(s) { - for (var i = 0; i < highlights.length; ++i) { - var h = highlights[i]; - if (h.series == s) - return i; - } - return -1; - } - - function drawOverlay(plot, octx) { - - var options = plot.getOptions(); - - var radius = options.series.pie.radius > 1 ? options.series.pie.radius : maxRadius * options.series.pie.radius; - - octx.save(); - octx.translate(centerLeft, centerTop); - octx.scale(1, options.series.pie.tilt); - - for (var i = 0; i < highlights.length; ++i) { - drawHighlight(highlights[i].series); - } - - drawDonutHole(octx); - - octx.restore(); - - function drawHighlight(series) { - - if (series.angle <= 0 || isNaN(series.angle)) { - return; - } - - //octx.fillStyle = parseColor(options.series.pie.highlight.color).scale(null, null, null, options.series.pie.highlight.opacity).toString(); - octx.fillStyle = "rgba(255, 255, 255, " + options.series.pie.highlight.opacity + ")"; // this is temporary until we have access to parseColor - octx.beginPath(); - if (Math.abs(series.angle - Math.PI * 2) > 0.000000001) { - octx.moveTo(0, 0); // Center of the pie - } - octx.arc(0, 0, radius, series.startAngle, series.startAngle + series.angle / 2, false); - octx.arc(0, 0, radius, series.startAngle + series.angle / 2, series.startAngle + series.angle, false); - octx.closePath(); - octx.fill(); - } - } - } // end init (plugin body) - - // define pie specific options and their default values - - var options = { - series: { - pie: { - show: false, - radius: "auto", // actual radius of the visible pie (based on full calculated radius if <=1, or hard pixel value) - innerRadius: 0, /* for donut */ - startAngle: 3/2, - tilt: 1, - shadow: { - left: 5, // shadow left offset - top: 15, // shadow top offset - alpha: 0.02 // shadow alpha - }, - offset: { - top: 0, - left: "auto" - }, - stroke: { - color: "#fff", - width: 1 - }, - label: { - show: "auto", - formatter: function(label, slice) { - return "
" + label + "
" + Math.round(slice.percent) + "%
"; - }, // formatter function - radius: 1, // radius at which to place the labels (based on full calculated radius if <=1, or hard pixel value) - background: { - color: null, - opacity: 0 - }, - threshold: 0 // percentage at which to hide the label (i.e. the slice is too narrow) - }, - combine: { - threshold: -1, // percentage at which to combine little slices into one larger slice - color: null, // color to give the new slice (auto-generated if null) - label: "Other" // label to give the new slice - }, - highlight: { - //color: "#fff", // will add this functionality once parseColor is available - opacity: 0.5 - } - } - } - }; - - $.plot.plugins.push({ - init: init, - options: options, - name: "pie", - version: "1.1" - }); - + data: [[1, value]], + color: data[i].color, + label: data[i].label, + angle: (value * Math.PI * 2) / total, + percent: value / (total / 100) + }) + ); + } + } + + if (numCombined > 1) { + newdata.push({ + data: [[1, combined]], + color: color, + label: options.series.pie.combine.label, + angle: (combined * Math.PI * 2) / total, + percent: combined / (total / 100) + }); + } + + return newdata; + } + + function draw(plot, newCtx) { + if (!target) { + return; // if no series were passed + } + + var canvasWidth = plot.getPlaceholder().width(), + canvasHeight = plot.getPlaceholder().height(), + legendWidth = + target + .children() + .filter(".legend") + .children() + .width() || 0; + + ctx = newCtx; + + // WARNING: HACK! REWRITE THIS CODE AS SOON AS POSSIBLE! + + // When combining smaller slices into an 'other' slice, we need to + // add a new series. Since Flot gives plugins no way to modify the + // list of series, the pie plugin uses a hack where the first call + // to processDatapoints results in a call to setData with the new + // list of series, then subsequent processDatapoints do nothing. + + // The plugin-global 'processed' flag is used to control this hack; + // it starts out false, and is set to true after the first call to + // processDatapoints. + + // Unfortunately this turns future setData calls into no-ops; they + // call processDatapoints, the flag is true, and nothing happens. + + // To fix this we'll set the flag back to false here in draw, when + // all series have been processed, so the next sequence of calls to + // processDatapoints once again starts out with a slice-combine. + // This is really a hack; in 0.9 we need to give plugins a proper + // way to modify series before any processing begins. + + processed = false; + + // calculate maximum radius and center point + + maxRadius = + Math.min(canvasWidth, canvasHeight / options.series.pie.tilt) / 2; + centerTop = canvasHeight / 2 + options.series.pie.offset.top; + centerLeft = canvasWidth / 2; + + if (options.series.pie.offset.left == "auto") { + if (options.legend.position.match("w")) { + centerLeft += legendWidth / 2; + } else { + centerLeft -= legendWidth / 2; + } + if (centerLeft < maxRadius) { + centerLeft = maxRadius; + } else if (centerLeft > canvasWidth - maxRadius) { + centerLeft = canvasWidth - maxRadius; + } + } else { + centerLeft += options.series.pie.offset.left; + } + + var slices = plot.getData(), + attempts = 0; + + // Keep shrinking the pie's radius until drawPie returns true, + // indicating that all the labels fit, or we try too many times. + + do { + if (attempts > 0) { + maxRadius *= REDRAW_SHRINK; + } + attempts += 1; + clear(); + if (options.series.pie.tilt <= 0.8) { + drawShadow(); + } + } while (!drawPie() && attempts < REDRAW_ATTEMPTS); + + if (attempts >= REDRAW_ATTEMPTS) { + clear(); + target.prepend( + "
Could not draw pie with labels contained inside canvas
" + ); + } + + if (plot.setSeries && plot.insertLegend) { + plot.setSeries(slices); + plot.insertLegend(); + } + + // we're actually done at this point, just defining internal functions at this point + + function clear() { + ctx.clearRect(0, 0, canvasWidth, canvasHeight); + target + .children() + .filter(".pieLabel, .pieLabelBackground") + .remove(); + } + + function drawShadow() { + var shadowLeft = options.series.pie.shadow.left; + var shadowTop = options.series.pie.shadow.top; + var edge = 10; + var alpha = options.series.pie.shadow.alpha; + var radius = + options.series.pie.radius > 1 + ? options.series.pie.radius + : maxRadius * options.series.pie.radius; + + if ( + radius >= canvasWidth / 2 - shadowLeft || + radius * options.series.pie.tilt >= canvasHeight / 2 - shadowTop || + radius <= edge + ) { + return; // shadow would be outside canvas, so don't draw it + } + + ctx.save(); + ctx.translate(shadowLeft, shadowTop); + ctx.globalAlpha = alpha; + ctx.fillStyle = "#000"; + + // center and rotate to starting position + + ctx.translate(centerLeft, centerTop); + ctx.scale(1, options.series.pie.tilt); + + //radius -= edge; + + for (var i = 1; i <= edge; i++) { + ctx.beginPath(); + ctx.arc(0, 0, radius, 0, Math.PI * 2, false); + ctx.fill(); + radius -= i; + } + + ctx.restore(); + } + + function drawPie() { + var startAngle = Math.PI * options.series.pie.startAngle; + var radius = + options.series.pie.radius > 1 + ? options.series.pie.radius + : maxRadius * options.series.pie.radius; + + // center and rotate to starting position + + ctx.save(); + ctx.translate(centerLeft, centerTop); + ctx.scale(1, options.series.pie.tilt); + //ctx.rotate(startAngle); // start at top; -- This doesn't work properly in Opera + + // draw slices + + ctx.save(); + var currentAngle = startAngle; + for (var i = 0; i < slices.length; ++i) { + slices[i].startAngle = currentAngle; + drawSlice(slices[i].angle, slices[i].color, true); + } + ctx.restore(); + + // draw slice outlines + + if (options.series.pie.stroke.width > 0) { + ctx.save(); + ctx.lineWidth = options.series.pie.stroke.width; + currentAngle = startAngle; + for (var i = 0; i < slices.length; ++i) { + drawSlice(slices[i].angle, options.series.pie.stroke.color, false); + } + ctx.restore(); + } + + // draw donut hole + + drawDonutHole(ctx); + + ctx.restore(); + + // Draw the labels, returning true if they fit within the plot + + if (options.series.pie.label.show) { + return drawLabels(); + } else return true; + + function drawSlice(angle, color, fill) { + if (angle <= 0 || isNaN(angle)) { + return; + } + + if (fill) { + ctx.fillStyle = color; + } else { + ctx.strokeStyle = color; + ctx.lineJoin = "round"; + } + + ctx.beginPath(); + if (Math.abs(angle - Math.PI * 2) > 0.000000001) { + ctx.moveTo(0, 0); // Center of the pie + } + + //ctx.arc(0, 0, radius, 0, angle, false); // This doesn't work properly in Opera + ctx.arc(0, 0, radius, currentAngle, currentAngle + angle / 2, false); + ctx.arc( + 0, + 0, + radius, + currentAngle + angle / 2, + currentAngle + angle, + false + ); + ctx.closePath(); + //ctx.rotate(angle); // This doesn't work properly in Opera + currentAngle += angle; + + if (fill) { + ctx.fill(); + } else { + ctx.stroke(); + } + } + + function drawLabels() { + var labels = []; + var currentAngle = startAngle; + var radius = + options.series.pie.label.radius > 1 + ? options.series.pie.label.radius + : maxRadius * options.series.pie.label.radius; + + for (var i = 0; i < slices.length; ++i) { + if (slices[i].percent >= options.series.pie.label.threshold * 100) { + if (!drawLabel(slices[i], currentAngle, i)) { + return false; + } + } + currentAngle += slices[i].angle; + } + + return true; + + function drawLabel(slice, startAngle, index) { + if (slice.data[0][1] == 0) { + return true; + } + + // format label text + + var lf = options.legend.labelFormatter, + text, + plf = options.series.pie.label.formatter; + + if (lf) { + text = lf(slice.label, slice); + } else { + text = slice.label; + } + + if (plf) { + text = plf(text, slice); + } + + var halfAngle = (startAngle + slice.angle + startAngle) / 2; + var x = centerLeft + Math.round(Math.cos(halfAngle) * radius); + var y = + centerTop + + Math.round(Math.sin(halfAngle) * radius) * + options.series.pie.tilt; + + var html = + "" + + text + + ""; + target.append(html); + + var label = target.children("#pieLabel" + index); + var labelTop = y - label.height() / 2; + var labelLeft = x - label.width() / 2; + + label.css("top", labelTop); + label.css("left", labelLeft); + + // check to make sure that the label doesn't overlap one of the other labels + var label_pos = getPositions(label); + for (var j = 0; j < labels.length; j++) { + var tmpPos = getPositions(labels[j]); + var horizontalMatch = comparePositions(label_pos[0], tmpPos[0]); + var verticalMatch = comparePositions(label_pos[1], tmpPos[1]); + var match = horizontalMatch && verticalMatch; + if (match) { + var newTop = tmpPos[1][0] - (label.height() + 1); + label.css("top", newTop); + labelTop = newTop; + } + } + + function getPositions(box) { + var $box = $(box); + var pos = $box.position(); + var width = $box.width(); + var height = $box.height(); + return [ + [pos.left, pos.left + width], + [pos.top, pos.top + height] + ]; + } + + function comparePositions(p1, p2) { + var x1 = p1[0] < p2[0] ? p1 : p2; + var x2 = p1[0] < p2[0] ? p2 : p1; + return x1[1] > x2[0] || x1[0] === x2[0] ? true : false; + } + labels.push(label); + + // check to make sure that the label is not outside the canvas + + if ( + 0 - labelTop > 0 || + 0 - labelLeft > 0 || + canvasHeight - (labelTop + label.height()) < 0 || + canvasWidth - (labelLeft + label.width()) < 0 + ) { + return false; + } + + if (options.series.pie.label.background.opacity != 0) { + // put in the transparent background separately to avoid blended labels and label boxes + + var c = options.series.pie.label.background.color; + + if (c == null) { + c = slice.color; + } + + var pos = "top:" + labelTop + "px;left:" + labelLeft + "px;"; + $( + "
" + ) + .css("opacity", options.series.pie.label.background.opacity) + .insertBefore(label); + } + + return true; + } // end individual label function + } // end drawLabels function + } // end drawPie function + } // end draw function + + // Placed here because it needs to be accessed from multiple locations + + function drawDonutHole(layer) { + if (options.series.pie.innerRadius > 0) { + // subtract the center + + layer.save(); + var innerRadius = + options.series.pie.innerRadius > 1 + ? options.series.pie.innerRadius + : maxRadius * options.series.pie.innerRadius; + layer.globalCompositeOperation = "destination-out"; // this does not work with excanvas, but it will fall back to using the stroke color + layer.beginPath(); + layer.fillStyle = options.series.pie.stroke.color; + layer.arc(0, 0, innerRadius, 0, Math.PI * 2, false); + layer.fill(); + layer.closePath(); + layer.restore(); + + // add inner stroke + + layer.save(); + layer.beginPath(); + layer.strokeStyle = options.series.pie.stroke.color; + layer.arc(0, 0, innerRadius, 0, Math.PI * 2, false); + layer.stroke(); + layer.closePath(); + layer.restore(); + + // TODO: add extra shadow inside hole (with a mask) if the pie is tilted. + } + } + + //-- Additional Interactive related functions -- + + function isPointInPoly(poly, pt) { + for (var c = false, i = -1, l = poly.length, j = l - 1; ++i < l; j = i) + ((poly[i][1] <= pt[1] && pt[1] < poly[j][1]) || + (poly[j][1] <= pt[1] && pt[1] < poly[i][1])) && + pt[0] < + ((poly[j][0] - poly[i][0]) * (pt[1] - poly[i][1])) / + (poly[j][1] - poly[i][1]) + + poly[i][0] && + (c = !c); + return c; + } + + function findNearbySlice(mouseX, mouseY) { + var slices = plot.getData(), + options = plot.getOptions(), + radius = + options.series.pie.radius > 1 + ? options.series.pie.radius + : maxRadius * options.series.pie.radius, + x, + y; + + for (var i = 0; i < slices.length; ++i) { + var s = slices[i]; + + if (s.pie.show) { + ctx.save(); + ctx.beginPath(); + ctx.moveTo(0, 0); // Center of the pie + //ctx.scale(1, options.series.pie.tilt); // this actually seems to break everything when here. + ctx.arc( + 0, + 0, + radius, + s.startAngle, + s.startAngle + s.angle / 2, + false + ); + ctx.arc( + 0, + 0, + radius, + s.startAngle + s.angle / 2, + s.startAngle + s.angle, + false + ); + ctx.closePath(); + x = mouseX - centerLeft; + y = mouseY - centerTop; + + if (ctx.isPointInPath) { + if (ctx.isPointInPath(mouseX - centerLeft, mouseY - centerTop)) { + ctx.restore(); + return { + datapoint: [s.percent, s.data], + dataIndex: 0, + series: s, + seriesIndex: i + }; + } + } else { + // excanvas for IE doesn;t support isPointInPath, this is a workaround. + + var p1X = radius * Math.cos(s.startAngle), + p1Y = radius * Math.sin(s.startAngle), + p2X = radius * Math.cos(s.startAngle + s.angle / 4), + p2Y = radius * Math.sin(s.startAngle + s.angle / 4), + p3X = radius * Math.cos(s.startAngle + s.angle / 2), + p3Y = radius * Math.sin(s.startAngle + s.angle / 2), + p4X = radius * Math.cos(s.startAngle + s.angle / 1.5), + p4Y = radius * Math.sin(s.startAngle + s.angle / 1.5), + p5X = radius * Math.cos(s.startAngle + s.angle), + p5Y = radius * Math.sin(s.startAngle + s.angle), + arrPoly = [ + [0, 0], + [p1X, p1Y], + [p2X, p2Y], + [p3X, p3Y], + [p4X, p4Y], + [p5X, p5Y] + ], + arrPoint = [x, y]; + + // TODO: perhaps do some mathmatical trickery here with the Y-coordinate to compensate for pie tilt? + + if (isPointInPoly(arrPoly, arrPoint)) { + ctx.restore(); + return { + datapoint: [s.percent, s.data], + dataIndex: 0, + series: s, + seriesIndex: i + }; + } + } + + ctx.restore(); + } + } + + return null; + } + + function onMouseMove(e) { + triggerClickHoverEvent("plothover", e); + } + + function onClick(e) { + triggerClickHoverEvent("plotclick", e); + } + + // trigger click or hover event (they send the same parameters so we share their code) + + function triggerClickHoverEvent(eventname, e) { + var offset = plot.offset(); + var canvasX = parseInt(e.pageX - offset.left); + var canvasY = parseInt(e.pageY - offset.top); + var item = findNearbySlice(canvasX, canvasY); + + if (options.grid.autoHighlight) { + // clear auto-highlights + + for (var i = 0; i < highlights.length; ++i) { + var h = highlights[i]; + if (h.auto == eventname && !(item && h.series == item.series)) { + unhighlight(h.series); + } + } + } + + // highlight the slice + + if (item) { + highlight(item.series, eventname); + } + + // trigger any hover bind events + + var pos = { pageX: e.pageX, pageY: e.pageY }; + target.trigger(eventname, [pos, item]); + } + + function highlight(s, auto) { + //if (typeof s == "number") { + // s = series[s]; + //} + + var i = indexOfHighlight(s); + + if (i == -1) { + highlights.push({ series: s, auto: auto }); + plot.triggerRedrawOverlay(); + } else if (!auto) { + highlights[i].auto = false; + } + } + + function unhighlight(s) { + if (s == null) { + highlights = []; + plot.triggerRedrawOverlay(); + } + + //if (typeof s == "number") { + // s = series[s]; + //} + + var i = indexOfHighlight(s); + + if (i != -1) { + highlights.splice(i, 1); + plot.triggerRedrawOverlay(); + } + } + + function indexOfHighlight(s) { + for (var i = 0; i < highlights.length; ++i) { + var h = highlights[i]; + if (h.series == s) return i; + } + return -1; + } + + function drawOverlay(plot, octx) { + var options = plot.getOptions(); + + var radius = + options.series.pie.radius > 1 + ? options.series.pie.radius + : maxRadius * options.series.pie.radius; + + octx.save(); + octx.translate(centerLeft, centerTop); + octx.scale(1, options.series.pie.tilt); + + for (var i = 0; i < highlights.length; ++i) { + drawHighlight(highlights[i].series); + } + + drawDonutHole(octx); + + octx.restore(); + + function drawHighlight(series) { + if (series.angle <= 0 || isNaN(series.angle)) { + return; + } + + //octx.fillStyle = parseColor(options.series.pie.highlight.color).scale(null, null, null, options.series.pie.highlight.opacity).toString(); + octx.fillStyle = + "rgba(255, 255, 255, " + options.series.pie.highlight.opacity + ")"; // this is temporary until we have access to parseColor + octx.beginPath(); + if (Math.abs(series.angle - Math.PI * 2) > 0.000000001) { + octx.moveTo(0, 0); // Center of the pie + } + octx.arc( + 0, + 0, + radius, + series.startAngle, + series.startAngle + series.angle / 2, + false + ); + octx.arc( + 0, + 0, + radius, + series.startAngle + series.angle / 2, + series.startAngle + series.angle, + false + ); + octx.closePath(); + octx.fill(); + } + } + } // end init (plugin body) + + // define pie specific options and their default values + + var options = { + series: { + pie: { + show: false, + radius: "auto", // actual radius of the visible pie (based on full calculated radius if <=1, or hard pixel value) + innerRadius: 0 /* for donut */, + startAngle: 3 / 2, + tilt: 1, + shadow: { + left: 5, // shadow left offset + top: 15, // shadow top offset + alpha: 0.02 // shadow alpha + }, + offset: { + top: 0, + left: "auto" + }, + stroke: { + color: "#fff", + width: 1 + }, + label: { + show: "auto", + formatter: function(label, slice) { + return ( + "
" + + label + + "
" + + Math.round(slice.percent) + + "%
" + ); + }, // formatter function + radius: 1, // radius at which to place the labels (based on full calculated radius if <=1, or hard pixel value) + background: { + color: null, + opacity: 0 + }, + threshold: 0 // percentage at which to hide the label (i.e. the slice is too narrow) + }, + combine: { + threshold: -1, // percentage at which to combine little slices into one larger slice + color: null, // color to give the new slice (auto-generated if null) + label: "Other" // label to give the new slice + }, + highlight: { + //color: "#fff", // will add this functionality once parseColor is available + opacity: 0.5 + } + } + } + }; + + $.plot.plugins.push({ + init: init, + options: options, + name: "pie", + version: "1.1" + }); })(jQuery); diff --git a/pandora_console/include/graphs/flot/pandora.flot.js b/pandora_console/include/graphs/flot/pandora.flot.js index f0976cb98f..c62614ccd3 100644 --- a/pandora_console/include/graphs/flot/pandora.flot.js +++ b/pandora_console/include/graphs/flot/pandora.flot.js @@ -1,4 +1,5 @@ /* global $ */ +/* exported pandoraFlotPie, pandoraFlotPieCustom */ function pandoraFlotPie( graph_id, @@ -14,7 +15,7 @@ function pandoraFlotPie( colors, hide_labels ) { - var labels = labels.split(separator); + labels = labels.split(separator); var data = values.split(separator); if (colors != "") { @@ -92,7 +93,7 @@ function pandoraFlotPie( function pieHover(event, pos, obj) { if (!obj) return; - index = obj.seriesIndex; + var index = obj.seriesIndex; legends.css("color", "#3F3F3D"); legends.eq(index).css("color", ""); } @@ -144,21 +145,14 @@ function pandoraFlotPieCustom( .pop() .split(".") .shift(); - var labels = labels.split(separator); - var legend = legend.split(separator); + labels = labels.split(separator); + legend = legend.split(separator); var data = values.split(separator); var no_data = 0; if (colors != "") { colors = colors.split(separator); } - var colors_data = [ - "#e63c52", - "#FFA631", - "#f3b200", - "#5BB6E5", - "#F2919D", - "#82b92e" - ]; + var color = null; for (var i = 0; i < data.length; i++) { if (colors != "") { @@ -174,28 +168,31 @@ function pandoraFlotPieCustom( if (width <= 450) { show_legend = false; - label_conf = { - show: false - }; - } else { label_conf = { show: true, - radius: 0.75, + radius: 5 / 8, formatter: function(label, series) { + console.log(series); return ( '
' + - series.percent.toFixed(2) + - "%
" + "pt; font-weight:bolder;" + + "text-align:center;padding:2px;color:rgb(63, 63, 61)" + + '">' + + label + + ":
" + + series.data[0][1] + + "" ); }, background: { - opacity: 0.5, - color: "" + opacity: 0.5 } }; + } else { + label_conf = { + show: false + }; } var conf_pie = { @@ -203,8 +200,8 @@ function pandoraFlotPieCustom( pie: { show: true, radius: 3 / 4, - innerRadius: 0.4 - //label: label_conf + innerRadius: 0.4, + label: label_conf } }, legend: { @@ -234,7 +231,7 @@ function pandoraFlotPieCustom( var legends = $("#" + graph_id + " .legendLabel"); var j = 0; legends.each(function() { - //$(this).css('width', $(this).width()); + //$(this).css("width", $(this).width()); $(this).css("font-size", font_size + "pt"); $(this).removeClass("legendLabel"); $(this).addClass(font); @@ -264,19 +261,6 @@ function pandoraFlotPieCustom( return false; }); - var pielegends = $("#" + graph_id + " .pieLabelBackground"); - pielegends.each(function() { - $(this) - .css("transform", "rotate(-35deg)") - .css("color", "black"); - }); - var labelpielegends = $("#" + graph_id + " .pieLabel"); - labelpielegends.each(function() { - $(this) - .css("transform", "rotate(-35deg)") - .css("color", "black"); - }); - // Events $("#" + graph_id).bind("plothover", pieHover); $("#" + graph_id).bind("plotclick", Clickpie); @@ -287,16 +271,17 @@ function pandoraFlotPieCustom( function pieHover(event, pos, obj) { if (!obj) return; - index = obj.seriesIndex; + var index = obj.seriesIndex; legends.css("color", "#3F3F3D"); legends.eq(index).css("color", ""); } function Clickpie(event, pos, obj) { if (!obj) return; - percent = parseFloat(obj.series.percent).toFixed(2); - valor = parseFloat(obj.series.data[0][1]); + var percent = parseFloat(obj.series.percent).toFixed(2); + var valor = parseFloat(obj.series.data[0][1]); + var value = ""; if (valor > 1000000) { value = Math.round((valor / 1000000) * 100) / 100; value = value + "M"; @@ -325,42 +310,6 @@ function pandoraFlotPieCustom( $("#watermark_image_" + graph_id).attr("src") ); } - /* - window.onresize = function(event) { - $.plot($('#' + graph_id), data, conf_pie); - if (no_data == data.length) { - $('#'+graph_id+' .overlay').remove(); - $('#'+graph_id+' .base').remove(); - $('#'+graph_id).prepend(""); - } - var legends = $('#'+graph_id+' .legendLabel'); - var j = 0; - legends.each(function () { - //$(this).css('width', $(this).width()); - $(this).css('font-size', font_size+'pt'); - $(this).removeClass("legendLabel"); - $(this).addClass(font); - $(this).text(legend[j]); - j++; - }); - - if ($('input[name="custom_graph"]').val()) { - $('.legend>div').css('right',($('.legend>div').height()*-1)); - $('.legend>table').css('right',($('.legend>div').height()*-1)); - } - //$('.legend>table').css('border',"1px solid #E2E2E2"); - $('.legend>table').css('background-color',"transparent"); - - var pielegends = $('#'+graph_id+' .pieLabelBackground'); - pielegends.each(function () { - $(this).css('transform', "rotate(-35deg)").css('color', 'black'); - }); - var labelpielegends = $('#'+graph_id+' .pieLabel'); - labelpielegends.each(function () { - $(this).css('transform', "rotate(-35deg)").css('color', 'black'); - }); - } -*/ } function pandoraFlotHBars(