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-rw-r--r--public/bower_components/jquery-sparkline/src/chart-bar.js256
1 files changed, 256 insertions, 0 deletions
diff --git a/public/bower_components/jquery-sparkline/src/chart-bar.js b/public/bower_components/jquery-sparkline/src/chart-bar.js
new file mode 100644
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--- /dev/null
+++ b/public/bower_components/jquery-sparkline/src/chart-bar.js
@@ -0,0 +1,256 @@
+ /**
+ * Bar charts
+ */
+ $.fn.sparkline.bar = bar = createClass($.fn.sparkline._base, barHighlightMixin, {
+ type: 'bar',
+
+ init: function (el, values, options, width, height) {
+ var barWidth = parseInt(options.get('barWidth'), 10),
+ barSpacing = parseInt(options.get('barSpacing'), 10),
+ chartRangeMin = options.get('chartRangeMin'),
+ chartRangeMax = options.get('chartRangeMax'),
+ chartRangeClip = options.get('chartRangeClip'),
+ stackMin = Infinity,
+ stackMax = -Infinity,
+ isStackString, groupMin, groupMax, stackRanges,
+ numValues, i, vlen, range, zeroAxis, xaxisOffset, min, max, clipMin, clipMax,
+ stacked, vlist, j, slen, svals, val, yoffset, yMaxCalc, canvasHeightEf;
+ bar._super.init.call(this, el, values, options, width, height);
+
+ // scan values to determine whether to stack bars
+ for (i = 0, vlen = values.length; i < vlen; i++) {
+ val = values[i];
+ isStackString = typeof(val) === 'string' && val.indexOf(':') > -1;
+ if (isStackString || $.isArray(val)) {
+ stacked = true;
+ if (isStackString) {
+ val = values[i] = normalizeValues(val.split(':'));
+ }
+ val = remove(val, null); // min/max will treat null as zero
+ groupMin = Math.min.apply(Math, val);
+ groupMax = Math.max.apply(Math, val);
+ if (groupMin < stackMin) {
+ stackMin = groupMin;
+ }
+ if (groupMax > stackMax) {
+ stackMax = groupMax;
+ }
+ }
+ }
+
+ this.stacked = stacked;
+ this.regionShapes = {};
+ this.barWidth = barWidth;
+ this.barSpacing = barSpacing;
+ this.totalBarWidth = barWidth + barSpacing;
+ this.width = width = (values.length * barWidth) + ((values.length - 1) * barSpacing);
+
+ this.initTarget();
+
+ if (chartRangeClip) {
+ clipMin = chartRangeMin === undefined ? -Infinity : chartRangeMin;
+ clipMax = chartRangeMax === undefined ? Infinity : chartRangeMax;
+ }
+
+ numValues = [];
+ stackRanges = stacked ? [] : numValues;
+ var stackTotals = [];
+ var stackRangesNeg = [];
+ for (i = 0, vlen = values.length; i < vlen; i++) {
+ if (stacked) {
+ vlist = values[i];
+ values[i] = svals = [];
+ stackTotals[i] = 0;
+ stackRanges[i] = stackRangesNeg[i] = 0;
+ for (j = 0, slen = vlist.length; j < slen; j++) {
+ val = svals[j] = chartRangeClip ? clipval(vlist[j], clipMin, clipMax) : vlist[j];
+ if (val !== null) {
+ if (val > 0) {
+ stackTotals[i] += val;
+ }
+ if (stackMin < 0 && stackMax > 0) {
+ if (val < 0) {
+ stackRangesNeg[i] += Math.abs(val);
+ } else {
+ stackRanges[i] += val;
+ }
+ } else {
+ stackRanges[i] += Math.abs(val - (val < 0 ? stackMax : stackMin));
+ }
+ numValues.push(val);
+ }
+ }
+ } else {
+ val = chartRangeClip ? clipval(values[i], clipMin, clipMax) : values[i];
+ val = values[i] = normalizeValue(val);
+ if (val !== null) {
+ numValues.push(val);
+ }
+ }
+ }
+ this.max = max = Math.max.apply(Math, numValues);
+ this.min = min = Math.min.apply(Math, numValues);
+ this.stackMax = stackMax = stacked ? Math.max.apply(Math, stackTotals) : max;
+ this.stackMin = stackMin = stacked ? Math.min.apply(Math, numValues) : min;
+
+ if (options.get('chartRangeMin') !== undefined && (options.get('chartRangeClip') || options.get('chartRangeMin') < min)) {
+ min = options.get('chartRangeMin');
+ }
+ if (options.get('chartRangeMax') !== undefined && (options.get('chartRangeClip') || options.get('chartRangeMax') > max)) {
+ max = options.get('chartRangeMax');
+ }
+
+ this.zeroAxis = zeroAxis = options.get('zeroAxis', true);
+ if (min <= 0 && max >= 0 && zeroAxis) {
+ xaxisOffset = 0;
+ } else if (zeroAxis == false) {
+ xaxisOffset = min;
+ } else if (min > 0) {
+ xaxisOffset = min;
+ } else {
+ xaxisOffset = max;
+ }
+ this.xaxisOffset = xaxisOffset;
+
+ range = stacked ? (Math.max.apply(Math, stackRanges) + Math.max.apply(Math, stackRangesNeg)) : max - min;
+
+ // as we plot zero/min values a single pixel line, we add a pixel to all other
+ // values - Reduce the effective canvas size to suit
+ this.canvasHeightEf = (zeroAxis && min < 0) ? this.canvasHeight - 2 : this.canvasHeight - 1;
+
+ if (min < xaxisOffset) {
+ yMaxCalc = (stacked && max >= 0) ? stackMax : max;
+ yoffset = (yMaxCalc - xaxisOffset) / range * this.canvasHeight;
+ if (yoffset !== Math.ceil(yoffset)) {
+ this.canvasHeightEf -= 2;
+ yoffset = Math.ceil(yoffset);
+ }
+ } else {
+ yoffset = this.canvasHeight;
+ }
+ this.yoffset = yoffset;
+
+ if ($.isArray(options.get('colorMap'))) {
+ this.colorMapByIndex = options.get('colorMap');
+ this.colorMapByValue = null;
+ } else {
+ this.colorMapByIndex = null;
+ this.colorMapByValue = options.get('colorMap');
+ if (this.colorMapByValue && this.colorMapByValue.get === undefined) {
+ this.colorMapByValue = new RangeMap(this.colorMapByValue);
+ }
+ }
+
+ this.range = range;
+ },
+
+ getRegion: function (el, x, y) {
+ var result = Math.floor(x / this.totalBarWidth);
+ return (result < 0 || result >= this.values.length) ? undefined : result;
+ },
+
+ getCurrentRegionFields: function () {
+ var currentRegion = this.currentRegion,
+ values = ensureArray(this.values[currentRegion]),
+ result = [],
+ value, i;
+ for (i = values.length; i--;) {
+ value = values[i];
+ result.push({
+ isNull: value === null,
+ value: value,
+ color: this.calcColor(i, value, currentRegion),
+ offset: currentRegion
+ });
+ }
+ return result;
+ },
+
+ calcColor: function (stacknum, value, valuenum) {
+ var colorMapByIndex = this.colorMapByIndex,
+ colorMapByValue = this.colorMapByValue,
+ options = this.options,
+ color, newColor;
+ if (this.stacked) {
+ color = options.get('stackedBarColor');
+ } else {
+ color = (value < 0) ? options.get('negBarColor') : options.get('barColor');
+ }
+ if (value === 0 && options.get('zeroColor') !== undefined) {
+ color = options.get('zeroColor');
+ }
+ if (colorMapByValue && (newColor = colorMapByValue.get(value))) {
+ color = newColor;
+ } else if (colorMapByIndex && colorMapByIndex.length > valuenum) {
+ color = colorMapByIndex[valuenum];
+ }
+ return $.isArray(color) ? color[stacknum % color.length] : color;
+ },
+
+ /**
+ * Render bar(s) for a region
+ */
+ renderRegion: function (valuenum, highlight) {
+ var vals = this.values[valuenum],
+ options = this.options,
+ xaxisOffset = this.xaxisOffset,
+ result = [],
+ range = this.range,
+ stacked = this.stacked,
+ target = this.target,
+ x = valuenum * this.totalBarWidth,
+ canvasHeightEf = this.canvasHeightEf,
+ yoffset = this.yoffset,
+ y, height, color, isNull, yoffsetNeg, i, valcount, val, minPlotted, allMin;
+
+ vals = $.isArray(vals) ? vals : [vals];
+ valcount = vals.length;
+ val = vals[0];
+ isNull = all(null, vals);
+ allMin = all(xaxisOffset, vals, true);
+
+ if (isNull) {
+ if (options.get('nullColor')) {
+ color = highlight ? options.get('nullColor') : this.calcHighlightColor(options.get('nullColor'), options);
+ y = (yoffset > 0) ? yoffset - 1 : yoffset;
+ return target.drawRect(x, y, this.barWidth - 1, 0, color, color);
+ } else {
+ return undefined;
+ }
+ }
+ yoffsetNeg = yoffset;
+ for (i = 0; i < valcount; i++) {
+ val = vals[i];
+
+ if (stacked && val === xaxisOffset) {
+ if (!allMin || minPlotted) {
+ continue;
+ }
+ minPlotted = true;
+ }
+
+ if (range > 0) {
+ height = Math.floor(canvasHeightEf * ((Math.abs(val - xaxisOffset) / range))) + 1;
+ } else {
+ height = 1;
+ }
+ if (val < xaxisOffset || (val === xaxisOffset && yoffset === 0)) {
+ y = yoffsetNeg;
+ yoffsetNeg += height;
+ } else {
+ y = yoffset - height;
+ yoffset -= height;
+ }
+ color = this.calcColor(i, val, valuenum);
+ if (highlight) {
+ color = this.calcHighlightColor(color, options);
+ }
+ result.push(target.drawRect(x, y, this.barWidth - 1, height - 1, color, color));
+ }
+ if (result.length === 1) {
+ return result[0];
+ }
+ return result;
+ }
+ });
+