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/**
2
 * jqPlot
3
 * Pure JavaScript plotting plugin using jQuery
4
 *
5
 * Version: 1.0.8
6
 * Revision: 1250
7
 *
8
 * Copyright (c) 2009-2013 Chris Leonello
9
 * jqPlot is currently available for use in all personal or commercial projects
10
 * under both the MIT (http://www.opensource.org/licenses/mit-license.php) and GPL
11
 * version 2.0 (http://www.gnu.org/licenses/gpl-2.0.html) licenses. This means that you can
12
 * choose the license that best suits your project and use it accordingly.
13
 *
14
 * Although not required, the author would appreciate an email letting him
15
 * know of any substantial use of jqPlot.  You can reach the author at:
16
 * chris at jqplot dot com or see http://www.jqplot.com/info.php .
17
 *
18
 * If you are feeling kind and generous, consider supporting the project by
19
 * making a donation at: http://www.jqplot.com/donate.php .
20
 *
21
 * sprintf functions contained in jqplot.sprintf.js by Ash Searle:
22
 *
23
 *     version 2007.04.27
24
 *     author Ash Searle
25
 *     http://hexmen.com/blog/2007/03/printf-sprintf/
26
 *     http://hexmen.com/js/sprintf.js
27
 *     The author (Ash Searle) has placed this code in the public domain:
28
 *     "This code is unrestricted: you are free to use it however you like."
29
 *
30
 */
31
(function($) {
32
    // class: $.jqplot.MekkoAxisRenderer
33
    // An axis renderer for a Mekko chart.
34
    // Should be used with a Mekko chart where the mekkoRenderer is used on the series.
35
    // Displays the Y axis as a range from 0 to 1 (0 to 100%) and the x axis with a tick
36
    // for each series scaled to the sum of all the y values.
37
    $.jqplot.MekkoAxisRenderer = function() {
38
    };
39
 
40
    // called with scope of axis object.
41
    $.jqplot.MekkoAxisRenderer.prototype.init = function(options){
42
        // prop: tickMode
43
        // How to space the ticks on the axis.
44
        // 'bar' will place a tick at the width of each bar.
45
        // This is the default for the x axis.
46
        // 'even' will place ticks at even intervals.  This is
47
        // the default for x2 axis and y axis.  y axis cannot be changed.
48
        this.tickMode;
49
        // prop: barLabelRenderer
50
        // renderer to use to draw labels under each bar.
51
        this.barLabelRenderer = $.jqplot.AxisLabelRenderer;
52
        // prop: barLabels
53
        // array of labels to put under each bar.
54
        this.barLabels = this.barLabels || [];
55
        // prop: barLabelOptions
56
        // options object to pass to the bar label renderer.
57
        this.barLabelOptions = {};
58
        this.tickOptions = $.extend(true, {showGridline:false}, this.tickOptions);
59
        this._barLabels = [];
60
        $.extend(true, this, options);
61
        if (this.name == 'yaxis') {
62
            this.tickOptions.formatString = this.tickOptions.formatString || "%d\%";
63
        }
64
        var db = this._dataBounds;
65
        db.min = 0;
66
        // for y axes, scale always go from 0 to 1 (0 to 100%)
67
        if (this.name == 'yaxis' || this.name == 'y2axis') {
68
            db.max = 100;
69
            this.tickMode = 'even';
70
        }
71
        // For x axes, scale goes from 0 to sum of all y values.
72
        else if (this.name == 'xaxis'){
73
            this.tickMode = (this.tickMode == null) ? 'bar' : this.tickMode;
74
            for (var i=0; i<this._series.length; i++) {
75
                db.max += this._series[i]._sumy;
76
            }
77
        }
78
        else if (this.name == 'x2axis'){
79
            this.tickMode = (this.tickMode == null) ? 'even' : this.tickMode;
80
            for (var i=0; i<this._series.length; i++) {
81
                db.max += this._series[i]._sumy;
82
            }
83
        }
84
    };
85
 
86
    // called with scope of axis
87
    $.jqplot.MekkoAxisRenderer.prototype.draw = function(ctx, plot) {
88
        if (this.show) {
89
            // populate the axis label and value properties.
90
            // createTicks is a method on the renderer, but
91
            // call it within the scope of the axis.
92
            this.renderer.createTicks.call(this);
93
            // fill a div with axes labels in the right direction.
94
            // Need to pregenerate each axis to get its bounds and
95
            // position it and the labels correctly on the plot.
96
            var dim=0;
97
            var temp;
98
 
99
            var elem = document.createElement('div');
100
            this._elem = $(elem);
101
            this._elem.addClass('jqplot-axis jqplot-'+this.name);
102
            this._elem.css('position', 'absolute');
103
            elem = null;
104
 
105
            if (this.name == 'xaxis' || this.name == 'x2axis') {
106
                this._elem.width(this._plotDimensions.width);
107
            }
108
            else {
109
                this._elem.height(this._plotDimensions.height);
110
            }
111
 
112
            // draw the axis label
113
            // create a _label object.
114
            this.labelOptions.axis = this.name;
115
            this._label = new this.labelRenderer(this.labelOptions);
116
            if (this._label.show) {
117
                this._elem.append(this._label.draw(ctx));
118
            }
119
 
120
            var t, tick, elem;
121
            if (this.showTicks) {
122
                t = this._ticks;
123
                for (var i=0; i<t.length; i++) {
124
                    tick = t[i];
125
                    if (tick.showLabel && (!tick.isMinorTick || this.showMinorTicks)) {
126
                        this._elem.append(tick.draw(ctx));
127
                    }
128
                }
129
            }
130
 
131
            // draw the series labels
132
            for (i=0; i<this.barLabels.length; i++) {
133
                this.barLabelOptions.axis = this.name;
134
                this.barLabelOptions.label = this.barLabels[i];
135
                this._barLabels.push(new this.barLabelRenderer(this.barLabelOptions));
136
                if (this.tickMode != 'bar') {
137
                    this._barLabels[i].show = false;
138
                }
139
                if (this._barLabels[i].show) {
140
                    var elem = this._barLabels[i].draw(ctx, plot);
141
                    elem.removeClass('jqplot-'+this.name+'-label');
142
                    elem.addClass('jqplot-'+this.name+'-tick');
143
                    elem.addClass('jqplot-mekko-barLabel');
144
                    elem.appendTo(this._elem);
145
                    elem = null;
146
                }
147
            }
148
 
149
        }
150
        return this._elem;
151
    };
152
 
153
    // called with scope of an axis
154
    $.jqplot.MekkoAxisRenderer.prototype.reset = function() {
155
        this.min = this._min;
156
        this.max = this._max;
157
        this.tickInterval = this._tickInterval;
158
        this.numberTicks = this._numberTicks;
159
        // this._ticks = this.__ticks;
160
    };
161
 
162
    // called with scope of axis
163
    $.jqplot.MekkoAxisRenderer.prototype.set = function() {
164
        var dim = 0;
165
        var temp;
166
        var w = 0;
167
        var h = 0;
168
        var lshow = (this._label == null) ? false : this._label.show;
169
        if (this.show && this.showTicks) {
170
            var t = this._ticks;
171
            for (var i=0; i<t.length; i++) {
172
                var tick = t[i];
173
                if (tick.showLabel && (!tick.isMinorTick || this.showMinorTicks)) {
174
                    if (this.name == 'xaxis' || this.name == 'x2axis') {
175
                        temp = tick._elem.outerHeight(true);
176
                    }
177
                    else {
178
                        temp = tick._elem.outerWidth(true);
179
                    }
180
                    if (temp > dim) {
181
                        dim = temp;
182
                    }
183
                }
184
            }
185
 
186
            if (lshow) {
187
                w = this._label._elem.outerWidth(true);
188
                h = this._label._elem.outerHeight(true);
189
            }
190
            if (this.name == 'xaxis') {
191
                dim = dim + h;
192
                this._elem.css({'height':dim+'px', left:'0px', bottom:'0px'});
193
            }
194
            else if (this.name == 'x2axis') {
195
                dim = dim + h;
196
                this._elem.css({'height':dim+'px', left:'0px', top:'0px'});
197
            }
198
            else if (this.name == 'yaxis') {
199
                dim = dim + w;
200
                this._elem.css({'width':dim+'px', left:'0px', top:'0px'});
201
                if (lshow && this._label.constructor == $.jqplot.AxisLabelRenderer) {
202
                    this._label._elem.css('width', w+'px');
203
                }
204
            }
205
            else {
206
                dim = dim + w;
207
                this._elem.css({'width':dim+'px', right:'0px', top:'0px'});
208
                if (lshow && this._label.constructor == $.jqplot.AxisLabelRenderer) {
209
                    this._label._elem.css('width', w+'px');
210
                }
211
            }
212
        }
213
    };
214
 
215
    // called with scope of axis
216
    $.jqplot.MekkoAxisRenderer.prototype.createTicks = function() {
217
        // we're are operating on an axis here
218
        var ticks = this._ticks;
219
        var userTicks = this.ticks;
220
        var name = this.name;
221
        // databounds were set on axis initialization.
222
        var db = this._dataBounds;
223
        var dim, interval;
224
        var min, max;
225
        var pos1, pos2;
226
        var t, tt, i, j;
227
 
228
        // if we already have ticks, use them.
229
        // ticks must be in order of increasing value.
230
 
231
        if (userTicks.length) {
232
            // ticks could be 1D or 2D array of [val, val, ,,,] or [[val, label], [val, label], ...] or mixed
233
            for (i=0; i<userTicks.length; i++){
234
                var ut = userTicks[i];
235
                var t = new this.tickRenderer(this.tickOptions);
236
                if (ut.constructor == Array) {
237
                    t.value = ut[0];
238
                    t.label = ut[1];
239
                    if (!this.showTicks) {
240
                        t.showLabel = false;
241
                        t.showMark = false;
242
                    }
243
                    else if (!this.showTickMarks) {
244
                        t.showMark = false;
245
                    }
246
                    t.setTick(ut[0], this.name);
247
                    this._ticks.push(t);
248
                }
249
 
250
                else {
251
                    t.value = ut;
252
                    if (!this.showTicks) {
253
                        t.showLabel = false;
254
                        t.showMark = false;
255
                    }
256
                    else if (!this.showTickMarks) {
257
                        t.showMark = false;
258
                    }
259
                    t.setTick(ut, this.name);
260
                    this._ticks.push(t);
261
                }
262
            }
263
            this.numberTicks = userTicks.length;
264
            this.min = this._ticks[0].value;
265
            this.max = this._ticks[this.numberTicks-1].value;
266
            this.tickInterval = (this.max - this.min) / (this.numberTicks - 1);
267
        }
268
 
269
        // we don't have any ticks yet, let's make some!
270
        else {
271
            if (name == 'xaxis' || name == 'x2axis') {
272
                dim = this._plotDimensions.width;
273
            }
274
            else {
275
                dim = this._plotDimensions.height;
276
            }
277
 
278
            // if min, max and number of ticks specified, user can't specify interval.
279
            if (this.min != null && this.max != null && this.numberTicks != null) {
280
                this.tickInterval = null;
281
            }
282
 
283
            min = (this.min != null) ? this.min : db.min;
284
            max = (this.max != null) ? this.max : db.max;
285
 
286
            // if min and max are same, space them out a bit.+
287
            if (min == max) {
288
                var adj = 0.05;
289
                if (min > 0) {
290
                    adj = Math.max(Math.log(min)/Math.LN10, 0.05);
291
                }
292
                min -= adj;
293
                max += adj;
294
            }
295
 
296
            var range = max - min;
297
            var rmin, rmax;
298
            var temp, prev, curr;
299
            var ynumticks = [3,5,6,11,21];
300
 
301
            // yaxis divide ticks in nice intervals from 0 to 1.
302
            if (this.name == 'yaxis' || this.name == 'y2axis') {
303
                this.min = 0;
304
                this.max = 100;
305
                // user didn't specify number of ticks.
306
                if (!this.numberTicks){
307
                    if (this.tickInterval) {
308
                        this.numberTicks = 3 + Math.ceil(range / this.tickInterval);
309
                    }
310
                    else {
311
                        temp = 2 + Math.ceil((dim-(this.tickSpacing-1))/this.tickSpacing);
312
                        for (i=0; i<ynumticks.length; i++) {
313
                            curr = temp/ynumticks[i];
314
                            if (curr == 1) {
315
                                this.numberTicks = ynumticks[i];
316
                                break;
317
                            }
318
                            else if (curr > 1) {
319
                                prev = curr;
320
                                continue;
321
                            }
322
                            else if (curr < 1) {
323
                                // was prev or is curr closer to one?
324
                                if (Math.abs(prev - 1) < Math.abs(curr - 1)) {
325
                                    this.numberTicks = ynumticks[i-1];
326
                                    break;
327
                                }
328
                                else {
329
                                    this.numberTicks = ynumticks[i];
330
                                    break;
331
                                }
332
                            }
333
                            else if (i == ynumticks.length -1) {
334
                                this.numberTicks = ynumticks[i];
335
                            }
336
                        }
337
                        this.tickInterval = range / (this.numberTicks - 1);
338
                    }
339
                }
340
 
341
                // user did specify number of ticks.
342
                else {
343
                    this.tickInterval = range / (this.numberTicks - 1);
344
                }
345
 
346
                for (var i=0; i<this.numberTicks; i++){
347
                    tt = this.min + i * this.tickInterval;
348
                    t = new this.tickRenderer(this.tickOptions);
349
                    // var t = new $.jqplot.AxisTickRenderer(this.tickOptions);
350
                    if (!this.showTicks) {
351
                        t.showLabel = false;
352
                        t.showMark = false;
353
                    }
354
                    else if (!this.showTickMarks) {
355
                        t.showMark = false;
356
                    }
357
                    t.setTick(tt, this.name);
358
                    this._ticks.push(t);
359
                }
360
            }
361
 
362
            // for x axes, have number ot ticks equal to number of series and ticks placed
363
            // at sum of y values for each series.
364
            else if (this.tickMode == 'bar') {
365
                this.min = 0;
366
                this.numberTicks = this._series.length + 1;
367
                t = new this.tickRenderer(this.tickOptions);
368
                if (!this.showTicks) {
369
                    t.showLabel = false;
370
                    t.showMark = false;
371
                }
372
                else if (!this.showTickMarks) {
373
                    t.showMark = false;
374
                }
375
                t.setTick(0, this.name);
376
                this._ticks.push(t);
377
 
378
                temp = 0;
379
 
380
                for (i=1; i<this.numberTicks; i++){
381
                    temp += this._series[i-1]._sumy;
382
                    t = new this.tickRenderer(this.tickOptions);
383
                    if (!this.showTicks) {
384
                        t.showLabel = false;
385
                        t.showMark = false;
386
                    }
387
                    else if (!this.showTickMarks) {
388
                        t.showMark = false;
389
                    }
390
                    t.setTick(temp, this.name);
391
                    this._ticks.push(t);
392
                }
393
                this.max = this.max || temp;
394
 
395
                // if user specified a max and it is greater than sum, add a tick
396
                if (this.max > temp) {
397
                     t = new this.tickRenderer(this.tickOptions);
398
                    if (!this.showTicks) {
399
                        t.showLabel = false;
400
                        t.showMark = false;
401
                    }
402
                    else if (!this.showTickMarks) {
403
                        t.showMark = false;
404
                    }
405
                    t.setTick(this.max, this.name);
406
                    this._ticks.push(t);
407
 
408
                }
409
            }
410
 
411
            else if (this.tickMode == 'even') {
412
                this.min = 0;
413
                this.max = this.max || db.max;
414
                // get a desired number of ticks
415
                var nt = 2 + Math.ceil((dim-(this.tickSpacing-1))/this.tickSpacing);
416
                range = this.max - this.min;
417
                this.numberTicks = nt;
418
                this.tickInterval = range / (this.numberTicks - 1);
419
 
420
                for (i=0; i<this.numberTicks; i++){
421
                    tt = this.min + i * this.tickInterval;
422
                    t = new this.tickRenderer(this.tickOptions);
423
                    // var t = new $.jqplot.AxisTickRenderer(this.tickOptions);
424
                    if (!this.showTicks) {
425
                        t.showLabel = false;
426
                        t.showMark = false;
427
                    }
428
                    else if (!this.showTickMarks) {
429
                        t.showMark = false;
430
                    }
431
                    t.setTick(tt, this.name);
432
                    this._ticks.push(t);
433
                }
434
 
435
            }
436
        }
437
    };
438
 
439
    // called with scope of axis
440
    $.jqplot.MekkoAxisRenderer.prototype.pack = function(pos, offsets) {
441
        var ticks = this._ticks;
442
        var max = this.max;
443
        var min = this.min;
444
        var offmax = offsets.max;
445
        var offmin = offsets.min;
446
        var lshow = (this._label == null) ? false : this._label.show;
447
 
448
        for (var p in pos) {
449
            this._elem.css(p, pos[p]);
450
        }
451
 
452
        this._offsets = offsets;
453
        // pixellength will be + for x axes and - for y axes becasue pixels always measured from top left.
454
        var pixellength = offmax - offmin;
455
        var unitlength = max - min;
456
 
457
        // point to unit and unit to point conversions references to Plot DOM element top left corner.
458
        this.p2u = function(p){
459
            return (p - offmin) * unitlength / pixellength + min;
460
        };
461
 
462
        this.u2p = function(u){
463
            return (u - min) * pixellength / unitlength + offmin;
464
        };
465
 
466
        if (this.name == 'xaxis' || this.name == 'x2axis'){
467
            this.series_u2p = function(u){
468
                return (u - min) * pixellength / unitlength;
469
            };
470
            this.series_p2u = function(p){
471
                return p * unitlength / pixellength + min;
472
            };
473
        }
474
 
475
        else {
476
            this.series_u2p = function(u){
477
                return (u - max) * pixellength / unitlength;
478
            };
479
            this.series_p2u = function(p){
480
                return p * unitlength / pixellength + max;
481
            };
482
        }
483
 
484
        if (this.show) {
485
            if (this.name == 'xaxis' || this.name == 'x2axis') {
486
                for (var i=0; i<ticks.length; i++) {
487
                    var t = ticks[i];
488
                    if (t.show && t.showLabel) {
489
                        var shim;
490
 
491
                        if (t.constructor == $.jqplot.CanvasAxisTickRenderer && t.angle) {
492
                            // will need to adjust auto positioning based on which axis this is.
493
                            var temp = (this.name == 'xaxis') ? 1 : -1;
494
                            switch (t.labelPosition) {
495
                                case 'auto':
496
                                    // position at end
497
                                    if (temp * t.angle < 0) {
498
                                        shim = -t.getWidth() + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2;
499
                                    }
500
                                    // position at start
501
                                    else {
502
                                        shim = -t._textRenderer.height * Math.sin(t._textRenderer.angle) / 2;
503
                                    }
504
                                    break;
505
                                case 'end':
506
                                    shim = -t.getWidth() + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2;
507
                                    break;
508
                                case 'start':
509
                                    shim = -t._textRenderer.height * Math.sin(t._textRenderer.angle) / 2;
510
                                    break;
511
                                case 'middle':
512
                                    shim = -t.getWidth()/2 + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2;
513
                                    break;
514
                                default:
515
                                    shim = -t.getWidth()/2 + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2;
516
                                    break;
517
                            }
518
                        }
519
                        else {
520
                            shim = -t.getWidth()/2;
521
                        }
522
                        var val = this.u2p(t.value) + shim + 'px';
523
                        t._elem.css('left', val);
524
                        t.pack();
525
                    }
526
                }
527
                var w;
528
                if (lshow) {
529
                    w = this._label._elem.outerWidth(true);
530
                    this._label._elem.css('left', offmin + pixellength/2 - w/2 + 'px');
531
                    if (this.name == 'xaxis') {
532
                        this._label._elem.css('bottom', '0px');
533
                    }
534
                    else {
535
                        this._label._elem.css('top', '0px');
536
                    }
537
                    this._label.pack();
538
                }
539
                // now show the labels under the bars.
540
                var b, l, r;
541
                for (var i=0; i<this.barLabels.length; i++) {
542
                    b = this._barLabels[i];
543
                    if (b.show) {
544
                        w = b.getWidth();
545
                        l = this._ticks[i].getLeft() + this._ticks[i].getWidth();
546
                        r = this._ticks[i+1].getLeft();
547
                        b._elem.css('left', (r+l-w)/2+'px');
548
                        b._elem.css('top', this._ticks[i]._elem.css('top'));
549
                        b.pack();
550
                    }
551
                }
552
            }
553
            else {
554
                for (var i=0; i<ticks.length; i++) {
555
                    var t = ticks[i];
556
                    if (t.show && t.showLabel) {
557
                        var shim;
558
                        if (t.constructor == $.jqplot.CanvasAxisTickRenderer && t.angle) {
559
                            // will need to adjust auto positioning based on which axis this is.
560
                            var temp = (this.name == 'yaxis') ? 1 : -1;
561
                            switch (t.labelPosition) {
562
                                case 'auto':
563
                                    // position at end
564
                                case 'end':
565
                                    if (temp * t.angle < 0) {
566
                                        shim = -t._textRenderer.height * Math.cos(-t._textRenderer.angle) / 2;
567
                                    }
568
                                    else {
569
                                        shim = -t.getHeight() + t._textRenderer.height * Math.cos(t._textRenderer.angle) / 2;
570
                                    }
571
                                    break;
572
                                case 'start':
573
                                    if (t.angle > 0) {
574
                                        shim = -t._textRenderer.height * Math.cos(-t._textRenderer.angle) / 2;
575
                                    }
576
                                    else {
577
                                        shim = -t.getHeight() + t._textRenderer.height * Math.cos(t._textRenderer.angle) / 2;
578
                                    }
579
                                    break;
580
                                case 'middle':
581
                                    shim = -t.getHeight()/2;
582
                                    break;
583
                                default:
584
                                    shim = -t.getHeight()/2;
585
                                    break;
586
                            }
587
                        }
588
                        else {
589
                            shim = -t.getHeight()/2;
590
                        }
591
 
592
                        var val = this.u2p(t.value) + shim + 'px';
593
                        t._elem.css('top', val);
594
                        t.pack();
595
                    }
596
                }
597
                if (lshow) {
598
                    var h = this._label._elem.outerHeight(true);
599
                    this._label._elem.css('top', offmax - pixellength/2 - h/2 + 'px');
600
                    if (this.name == 'yaxis') {
601
                        this._label._elem.css('left', '0px');
602
                    }
603
                    else {
604
                        this._label._elem.css('right', '0px');
605
                    }
606
                    this._label.pack();
607
                }
608
            }
609
        }
610
    };
611
})(jQuery);