+ this.initTarget();
+ },
+
+ getRegion: function (el, x, y) {
+ return Math.floor(x / this.totalBarWidth);
+ },
+
+ getCurrentRegionFields: function () {
+ var currentRegion = this.currentRegion;
+ return {
+ isNull: this.values[currentRegion] === undefined,
+ value: this.values[currentRegion],
+ color: this.calcColor(this.values[currentRegion], currentRegion),
+ offset: currentRegion
+ };
+ },
+
+ calcColor: function (value, valuenum) {
+ var values = this.values,
+ options = this.options,
+ colorMapByIndex = this.colorMapByIndex,
+ colorMapByValue = this.colorMapByValue,
+ color, newColor;
+
+ if (colorMapByValue && (newColor = colorMapByValue.get(value))) {
+ color = newColor;
+ } else if (colorMapByIndex && colorMapByIndex.length > valuenum) {
+ color = colorMapByIndex[valuenum];
+ } else if (values[valuenum] < 0) {
+ color = options.get('negBarColor');
+ } else if (values[valuenum] > 0) {
+ color = options.get('posBarColor');
+ } else {
+ color = options.get('zeroBarColor');
+ }
+ return color;
+ },
+
+ renderRegion: function (valuenum, highlight) {
+ var values = this.values,
+ options = this.options,
+ target = this.target,
+ canvasHeight, height, halfHeight,
+ x, y, color;
+
+ canvasHeight = target.pixelHeight;
+ halfHeight = Math.round(canvasHeight / 2);
+
+ x = valuenum * this.totalBarWidth;
+ if (values[valuenum] < 0) {
+ y = halfHeight;
+ height = halfHeight - 1;
+ } else if (values[valuenum] > 0) {
+ y = 0;
+ height = halfHeight - 1;
+ } else {
+ y = halfHeight - 1;
+ height = 2;
+ }
+ color = this.calcColor(values[valuenum], valuenum);
+ if (color === null) {
+ return;
+ }
+ if (highlight) {
+ color = this.calcHighlightColor(color, options);
+ }
+ return target.drawRect(x, y, this.barWidth - 1, height - 1, color, color);
+ }
+ });
+
+ /**
+ * Discrete charts
+ */
+ $.fn.sparkline.discrete = discrete = createClass($.fn.sparkline._base, barHighlightMixin, {
+ type: 'discrete',
+
+ init: function (el, values, options, width, height) {
+ discrete._super.init.call(this, el, values, options, width, height);
+
+ this.regionShapes = {};
+ this.values = values = $.map(values, Number);
+ this.min = Math.min.apply(Math, values);
+ this.max = Math.max.apply(Math, values);
+ this.range = this.max - this.min;
+ this.width = width = options.get('width') === 'auto' ? values.length * 2 : this.width;
+ this.interval = Math.floor(width / values.length);
+ this.itemWidth = width / values.length;
+ if (options.get('chartRangeMin') !== undefined && (options.get('chartRangeClip') || options.get('chartRangeMin') < this.min)) {
+ this.min = options.get('chartRangeMin');
+ }
+ if (options.get('chartRangeMax') !== undefined && (options.get('chartRangeClip') || options.get('chartRangeMax') > this.max)) {
+ this.max = options.get('chartRangeMax');
+ }
+ this.initTarget();
+ if (this.target) {
+ this.lineHeight = options.get('lineHeight') === 'auto' ? Math.round(this.canvasHeight * 0.3) : options.get('lineHeight');
+ }
+ },
+
+ getRegion: function (el, x, y) {
+ return Math.floor(x / this.itemWidth);
+ },
+
+ getCurrentRegionFields: function () {
+ var currentRegion = this.currentRegion;
+ return {
+ isNull: this.values[currentRegion] === undefined,
+ value: this.values[currentRegion],
+ offset: currentRegion
+ };
+ },
+
+ renderRegion: function (valuenum, highlight) {
+ var values = this.values,
+ options = this.options,
+ min = this.min,
+ max = this.max,
+ range = this.range,
+ interval = this.interval,
+ target = this.target,
+ canvasHeight = this.canvasHeight,
+ lineHeight = this.lineHeight,
+ pheight = canvasHeight - lineHeight,
+ ytop, val, color, x;
+
+ val = clipval(values[valuenum], min, max);
+ x = valuenum * interval;
+ ytop = Math.round(pheight - pheight * ((val - min) / range));
+ color = (options.get('thresholdColor') && val < options.get('thresholdValue')) ? options.get('thresholdColor') : options.get('lineColor');
+ if (highlight) {
+ color = this.calcHighlightColor(color, options);
+ }
+ return target.drawLine(x, ytop, x, ytop + lineHeight, color);
+ }
+ });
+
+ /**
+ * Bullet charts
+ */
+ $.fn.sparkline.bullet = bullet = createClass($.fn.sparkline._base, {
+ type: 'bullet',
+
+ init: function (el, values, options, width, height) {
+ var min, max, vals;
+ bullet._super.init.call(this, el, values, options, width, height);
+
+ // values: target, performance, range1, range2, range3
+ this.values = values = normalizeValues(values);
+ // target or performance could be null
+ vals = values.slice();
+ vals[0] = vals[0] === null ? vals[2] : vals[0];
+ vals[1] = values[1] === null ? vals[2] : vals[1];
+ min = Math.min.apply(Math, values);
+ max = Math.max.apply(Math, values);
+ if (options.get('base') === undefined) {
+ min = min < 0 ? min : 0;
+ } else {
+ min = options.get('base');
+ }
+ this.min = min;
+ this.max = max;
+ this.range = max - min;
+ this.shapes = {};
+ this.valueShapes = {};
+ this.regiondata = {};
+ this.width = width = options.get('width') === 'auto' ? '4.0em' : width;
+ this.target = this.$el.simpledraw(width, height, options.get('composite'));
+ if (!values.length) {
+ this.disabled = true;
+ }
+ this.initTarget();
+ },
+
+ getRegion: function (el, x, y) {
+ var shapeid = this.target.getShapeAt(el, x, y);
+ return (shapeid !== undefined && this.shapes[shapeid] !== undefined) ? this.shapes[shapeid] : undefined;
+ },
+
+ getCurrentRegionFields: function () {
+ var currentRegion = this.currentRegion;
+ return {
+ fieldkey: currentRegion.substr(0, 1),
+ value: this.values[currentRegion.substr(1)],
+ region: currentRegion
+ };
+ },
+
+ changeHighlight: function (highlight) {
+ var currentRegion = this.currentRegion,
+ shapeid = this.valueShapes[currentRegion],
+ shape;
+ delete this.shapes[shapeid];
+ switch (currentRegion.substr(0, 1)) {
+ case 'r':
+ shape = this.renderRange(currentRegion.substr(1), highlight);
+ break;
+ case 'p':
+ shape = this.renderPerformance(highlight);
+ break;
+ case 't':
+ shape = this.renderTarget(highlight);
+ break;
+ }
+ this.valueShapes[currentRegion] = shape.id;
+ this.shapes[shape.id] = currentRegion;
+ this.target.replaceWithShape(shapeid, shape);
+ },
+
+ renderRange: function (rn, highlight) {
+ var rangeval = this.values[rn],
+ rangewidth = Math.round(this.canvasWidth * ((rangeval - this.min) / this.range)),
+ color = this.options.get('rangeColors')[rn - 2];
+ if (highlight) {
+ color = this.calcHighlightColor(color, this.options);
+ }
+ return this.target.drawRect(0, 0, rangewidth - 1, this.canvasHeight - 1, color, color);
+ },
+
+ renderPerformance: function (highlight) {
+ var perfval = this.values[1],
+ perfwidth = Math.round(this.canvasWidth * ((perfval - this.min) / this.range)),
+ color = this.options.get('performanceColor');
+ if (highlight) {
+ color = this.calcHighlightColor(color, this.options);
+ }
+ return this.target.drawRect(0, Math.round(this.canvasHeight * 0.3), perfwidth - 1,
+ Math.round(this.canvasHeight * 0.4) - 1, color, color);
+ },
+
+ renderTarget: function (highlight) {
+ var targetval = this.values[0],
+ x = Math.round(this.canvasWidth * ((targetval - this.min) / this.range) - (this.options.get('targetWidth') / 2)),
+ targettop = Math.round(this.canvasHeight * 0.10),
+ targetheight = this.canvasHeight - (targettop * 2),
+ color = this.options.get('targetColor');
+ if (highlight) {
+ color = this.calcHighlightColor(color, this.options);
+ }
+ return this.target.drawRect(x, targettop, this.options.get('targetWidth') - 1, targetheight - 1, color, color);
+ },
+
+ render: function () {
+ var vlen = this.values.length,
+ target = this.target,
+ i, shape;
+ if (!bullet._super.render.call(this)) {
+ return;
+ }
+ for (i = 2; i < vlen; i++) {
+ shape = this.renderRange(i).append();
+ this.shapes[shape.id] = 'r' + i;
+ this.valueShapes['r' + i] = shape.id;
+ }
+ if (this.values[1] !== null) {
+ shape = this.renderPerformance().append();
+ this.shapes[shape.id] = 'p1';
+ this.valueShapes.p1 = shape.id;
+ }
+ if (this.values[0] !== null) {
+ shape = this.renderTarget().append();
+ this.shapes[shape.id] = 't0';
+ this.valueShapes.t0 = shape.id;
+ }
+ target.render();
+ }
+ });
+
+ /**
+ * Pie charts
+ */
+ $.fn.sparkline.pie = pie = createClass($.fn.sparkline._base, {
+ type: 'pie',
+
+ init: function (el, values, options, width, height) {
+ var total = 0, i;
+
+ pie._super.init.call(this, el, values, options, width, height);
+
+ this.shapes = {}; // map shape ids to value offsets
+ this.valueShapes = {}; // maps value offsets to shape ids
+ this.values = values = $.map(values, Number);
+
+ if (options.get('width') === 'auto') {
+ this.width = this.height;
+ }
+
+ if (values.length > 0) {
+ for (i = values.length; i--;) {
+ total += values[i];
+ }
+ }
+ this.total = total;
+ this.initTarget();
+ this.radius = Math.floor(Math.min(this.canvasWidth, this.canvasHeight) / 2);
+ },
+
+ getRegion: function (el, x, y) {
+ var shapeid = this.target.getShapeAt(el, x, y);
+ return (shapeid !== undefined && this.shapes[shapeid] !== undefined) ? this.shapes[shapeid] : undefined;
+ },
+
+ getCurrentRegionFields: function () {
+ var currentRegion = this.currentRegion;
+ return {
+ isNull: this.values[currentRegion] === undefined,
+ value: this.values[currentRegion],
+ percent: this.values[currentRegion] / this.total * 100,
+ color: this.options.get('sliceColors')[currentRegion % this.options.get('sliceColors').length],
+ offset: currentRegion
+ };
+ },
+
+ changeHighlight: function (highlight) {
+ var currentRegion = this.currentRegion,
+ newslice = this.renderSlice(currentRegion, highlight),
+ shapeid = this.valueShapes[currentRegion];
+ delete this.shapes[shapeid];
+ this.target.replaceWithShape(shapeid, newslice);
+ this.valueShapes[currentRegion] = newslice.id;
+ this.shapes[newslice.id] = currentRegion;
+ },
+
+ renderSlice: function (valuenum, highlight) {
+ var target = this.target,
+ options = this.options,
+ radius = this.radius,
+ borderWidth = options.get('borderWidth'),
+ offset = options.get('offset'),
+ circle = 2 * Math.PI,
+ values = this.values,
+ total = this.total,
+ next = offset ? (2*Math.PI)*(offset/360) : 0,
+ start, end, i, vlen, color;
+
+ vlen = values.length;
+ for (i = 0; i < vlen; i++) {
+ start = next;
+ end = next;
+ if (total > 0) { // avoid divide by zero
+ end = next + (circle * (values[i] / total));
+ }
+ if (valuenum === i) {
+ color = options.get('sliceColors')[i % options.get('sliceColors').length];
+ if (highlight) {
+ color = this.calcHighlightColor(color, options);
+ }
+
+ return target.drawPieSlice(radius, radius, radius - borderWidth, start, end, undefined, color);
+ }
+ next = end;
+ }
+ },
+
+ render: function () {
+ var target = this.target,
+ values = this.values,
+ options = this.options,
+ radius = this.radius,
+ borderWidth = options.get('borderWidth'),
+ shape, i;
+
+ if (!pie._super.render.call(this)) {
+ return;
+ }
+ if (borderWidth) {
+ target.drawCircle(radius, radius, Math.floor(radius - (borderWidth / 2)),
+ options.get('borderColor'), undefined, borderWidth).append();
+ }
+ for (i = values.length; i--;) {
+ if (values[i]) { // don't render zero values
+ shape = this.renderSlice(i).append();
+ this.valueShapes[i] = shape.id; // store just the shapeid
+ this.shapes[shape.id] = i;
+ }
+ }
+ target.render();
+ }
+ });
+
+ /**
+ * Box plots
+ */
+ $.fn.sparkline.box = box = createClass($.fn.sparkline._base, {
+ type: 'box',
+
+ init: function (el, values, options, width, height) {
+ box._super.init.call(this, el, values, options, width, height);
+ this.values = $.map(values, Number);
+ this.width = options.get('width') === 'auto' ? '4.0em' : width;
+ this.initTarget();
+ if (!this.values.length) {
+ this.disabled = 1;
+ }
+ },
+
+ /**
+ * Simulate a single region
+ */
+ getRegion: function () {
+ return 1;
+ },
+
+ getCurrentRegionFields: function () {
+ var result = [
+ { field: 'lq', value: this.quartiles[0] },
+ { field: 'med', value: this.quartiles[1] },
+ { field: 'uq', value: this.quartiles[2] }
+ ];
+ if (this.loutlier !== undefined) {
+ result.push({ field: 'lo', value: this.loutlier});
+ }
+ if (this.routlier !== undefined) {
+ result.push({ field: 'ro', value: this.routlier});
+ }
+ if (this.lwhisker !== undefined) {
+ result.push({ field: 'lw', value: this.lwhisker});
+ }
+ if (this.rwhisker !== undefined) {
+ result.push({ field: 'rw', value: this.rwhisker});
+ }
+ return result;
+ },
+
+ render: function () {
+ var target = this.target,
+ values = this.values,
+ vlen = values.length,
+ options = this.options,
+ canvasWidth = this.canvasWidth,
+ canvasHeight = this.canvasHeight,
+ minValue = options.get('chartRangeMin') === undefined ? Math.min.apply(Math, values) : options.get('chartRangeMin'),
+ maxValue = options.get('chartRangeMax') === undefined ? Math.max.apply(Math, values) : options.get('chartRangeMax'),
+ canvasLeft = 0,
+ lwhisker, loutlier, iqr, q1, q2, q3, rwhisker, routlier, i,
+ size, unitSize;
+
+ if (!box._super.render.call(this)) {
+ return;
+ }
+
+ if (options.get('raw')) {
+ if (options.get('showOutliers') && values.length > 5) {
+ loutlier = values[0];
+ lwhisker = values[1];
+ q1 = values[2];
+ q2 = values[3];
+ q3 = values[4];
+ rwhisker = values[5];
+ routlier = values[6];
+ } else {
+ lwhisker = values[0];
+ q1 = values[1];
+ q2 = values[2];
+ q3 = values[3];
+ rwhisker = values[4];
+ }
+ } else {
+ values.sort(function (a, b) { return a - b; });
+ q1 = quartile(values, 1);
+ q2 = quartile(values, 2);
+ q3 = quartile(values, 3);
+ iqr = q3 - q1;
+ if (options.get('showOutliers')) {
+ lwhisker = rwhisker = undefined;
+ for (i = 0; i < vlen; i++) {
+ if (lwhisker === undefined && values[i] > q1 - (iqr * options.get('outlierIQR'))) {
+ lwhisker = values[i];
+ }
+ if (values[i] < q3 + (iqr * options.get('outlierIQR'))) {
+ rwhisker = values[i];
+ }
+ }
+ loutlier = values[0];
+ routlier = values[vlen - 1];
+ } else {
+ lwhisker = values[0];
+ rwhisker = values[vlen - 1];
+ }
+ }
+ this.quartiles = [q1, q2, q3];
+ this.lwhisker = lwhisker;
+ this.rwhisker = rwhisker;
+ this.loutlier = loutlier;
+ this.routlier = routlier;
+
+ unitSize = canvasWidth / (maxValue - minValue + 1);
+ if (options.get('showOutliers')) {
+ canvasLeft = Math.ceil(options.get('spotRadius'));
+ canvasWidth -= 2 * Math.ceil(options.get('spotRadius'));
+ unitSize = canvasWidth / (maxValue - minValue + 1);
+ if (loutlier < lwhisker) {
+ target.drawCircle((loutlier - minValue) * unitSize + canvasLeft,
+ canvasHeight / 2,
+ options.get('spotRadius'),
+ options.get('outlierLineColor'),
+ options.get('outlierFillColor')).append();
+ }
+ if (routlier > rwhisker) {
+ target.drawCircle((routlier - minValue) * unitSize + canvasLeft,
+ canvasHeight / 2,
+ options.get('spotRadius'),
+ options.get('outlierLineColor'),
+ options.get('outlierFillColor')).append();
+ }
+ }
+
+ // box
+ target.drawRect(
+ Math.round((q1 - minValue) * unitSize + canvasLeft),
+ Math.round(canvasHeight * 0.1),
+ Math.round((q3 - q1) * unitSize),
+ Math.round(canvasHeight * 0.8),
+ options.get('boxLineColor'),
+ options.get('boxFillColor')).append();
+ // left whisker
+ target.drawLine(
+ Math.round((lwhisker - minValue) * unitSize + canvasLeft),
+ Math.round(canvasHeight / 2),
+ Math.round((q1 - minValue) * unitSize + canvasLeft),
+ Math.round(canvasHeight / 2),
+ options.get('lineColor')).append();
+ target.drawLine(
+ Math.round((lwhisker - minValue) * unitSize + canvasLeft),
+ Math.round(canvasHeight / 4),
+ Math.round((lwhisker - minValue) * unitSize + canvasLeft),
+ Math.round(canvasHeight - canvasHeight / 4),
+ options.get('whiskerColor')).append();
+ // right whisker
+ target.drawLine(Math.round((rwhisker - minValue) * unitSize + canvasLeft),
+ Math.round(canvasHeight / 2),
+ Math.round((q3 - minValue) * unitSize + canvasLeft),
+ Math.round(canvasHeight / 2),
+ options.get('lineColor')).append();
+ target.drawLine(
+ Math.round((rwhisker - minValue) * unitSize + canvasLeft),
+ Math.round(canvasHeight / 4),
+ Math.round((rwhisker - minValue) * unitSize + canvasLeft),
+ Math.round(canvasHeight - canvasHeight / 4),
+ options.get('whiskerColor')).append();
+ // median line
+ target.drawLine(
+ Math.round((q2 - minValue) * unitSize + canvasLeft),
+ Math.round(canvasHeight * 0.1),
+ Math.round((q2 - minValue) * unitSize + canvasLeft),
+ Math.round(canvasHeight * 0.9),
+ options.get('medianColor')).append();
+ if (options.get('target')) {
+ size = Math.ceil(options.get('spotRadius'));
+ target.drawLine(
+ Math.round((options.get('target') - minValue) * unitSize + canvasLeft),
+ Math.round((canvasHeight / 2) - size),
+ Math.round((options.get('target') - minValue) * unitSize + canvasLeft),
+ Math.round((canvasHeight / 2) + size),
+ options.get('targetColor')).append();
+ target.drawLine(
+ Math.round((options.get('target') - minValue) * unitSize + canvasLeft - size),
+ Math.round(canvasHeight / 2),
+ Math.round((options.get('target') - minValue) * unitSize + canvasLeft + size),
+ Math.round(canvasHeight / 2),
+ options.get('targetColor')).append();
+ }
+ target.render();
+ }
+ });
+
+ // Setup a very simple "virtual canvas" to make drawing the few shapes we need easier
+ // This is accessible as $(foo).simpledraw()
+
+ VShape = createClass({
+ init: function (target, id, type, args) {
+ this.target = target;
+ this.id = id;
+ this.type = type;
+ this.args = args;
+ },
+ append: function () {
+ this.target.appendShape(this);
+ return this;
+ }
+ });
+
+ VCanvas_base = createClass({
+ _pxregex: /(\d+)(px)?\s*$/i,
+
+ init: function (width, height, target) {
+ if (!width) {
+ return;
+ }
+ this.width = width;
+ this.height = height;
+ this.target = target;
+ this.lastShapeId = null;
+ if (target[0]) {
+ target = target[0];
+ }
+ $.data(target, '_jqs_vcanvas', this);