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source: branches/HiveStatistics/sources/HeuristicLab.Services.Hive.Statistics/3.3/Scripts/jqPlot/plugins/jqplot.pyramidGridRenderer.js @ 11222

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Last change on this file since 11222 was 11222, checked in by mroscoe, 10 years ago

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1	/**
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.CanvasGridRenderer
33	// The default jqPlot grid renderer, creating a grid on a canvas element.
34	// The renderer has no additional options beyond the <Grid> class.
35	$.jqplot.PyramidGridRenderer = function(){
36	$.jqplot.CanvasGridRenderer.call(this);
37	};
38
39	$.jqplot.PyramidGridRenderer.prototype = new $.jqplot.CanvasGridRenderer();
40	$.jqplot.PyramidGridRenderer.prototype.constructor = $.jqplot.PyramidGridRenderer;
41
42	// called with context of Grid object
43	$.jqplot.CanvasGridRenderer.prototype.init = function(options) {
44	this._ctx;
45	this.plotBands = {
46	show: false,
47	color: 'rgb(230, 219, 179)',
48	axis: 'y',
49	start: null,
50	interval: 10
51	};
52	$.extend(true, this, options);
53	// set the shadow renderer options
54	var sopts = {lineJoin:'miter', lineCap:'round', fill:false, isarc:false, angle:this.shadowAngle, offset:this.shadowOffset, alpha:this.shadowAlpha, depth:this.shadowDepth, lineWidth:this.shadowWidth, closePath:false, strokeStyle:this.shadowColor};
55	this.renderer.shadowRenderer.init(sopts);
56	};
57
58	$.jqplot.PyramidGridRenderer.prototype.draw = function() {
59	this._ctx = this._elem.get(0).getContext("2d");
60	var ctx = this._ctx;
61	var axes = this._axes;
62	var xp = axes.xaxis.u2p;
63	var yp = axes.yMidAxis.u2p;
64	var xnudge = axes.xaxis.max/1000.0;
65	var xp0 = xp(0);
66	var xpn = xp(xnudge);
67	var ax = ['xaxis', 'yaxis', 'x2axis', 'y2axis','yMidAxis'];
68	// Add the grid onto the grid canvas. This is the bottom most layer.
69	ctx.save();
70	ctx.clearRect(0, 0, this._plotDimensions.width, this._plotDimensions.height);
71	ctx.fillStyle = this.backgroundColor \|\| this.background;
72
73	ctx.fillRect(this._left, this._top, this._width, this._height);
74
75	if (this.plotBands.show) {
76	ctx.save();
77	var pb = this.plotBands;
78	ctx.fillStyle = pb.color;
79	var axis;
80	var x, y, w, h;
81	// find axis to work with
82	if (pb.axis.charAt(0) === 'x') {
83	if (axes.xaxis.show) {
84	axis = axes.xaxis;
85	}
86	}
87	else if (pb.axis.charAt(0) === 'y') {
88	if (axes.yaxis.show) {
89	axis = axes.yaxis;
90	}
91	else if (axes.y2axis.show) {
92	axis = axes.y2axis;
93	}
94	else if (axes.yMidAxis.show) {
95	axis = axes.yMidAxis;
96	}
97	}
98
99	if (axis !== undefined) {
100	// draw some rectangles
101	var start = pb.start;
102	if (start === null) {
103	start = axis.min;
104	}
105	for (var i = start; i < axis.max; i += 2 * pb.interval) {
106	if (axis.name.charAt(0) === 'y') {
107	x = this._left;
108	if ((i + pb.interval) < axis.max) {
109	y = axis.series_u2p(i + pb.interval) + this._top;
110	}
111	else {
112	y = axis.series_u2p(axis.max) + this._top;
113	}
114	w = this._right - this._left;
115	h = axis.series_u2p(start) - axis.series_u2p(start + pb.interval);
116	ctx.fillRect(x, y, w, h);
117	}
118	// else {
119	// y = 0;
120	// x = axis.series_u2p(i);
121	// h = this._height;
122	// w = axis.series_u2p(start + pb.interval) - axis.series_u2p(start);
123	// }
124
125	}
126	}
127	ctx.restore();
128	}
129
130	ctx.save();
131	ctx.lineJoin = 'miter';
132	ctx.lineCap = 'butt';
133	ctx.lineWidth = this.gridLineWidth;
134	ctx.strokeStyle = this.gridLineColor;
135	var b, e, s, m;
136	for (var i=5; i>0; i--) {
137	var name = ax[i-1];
138	var axis = axes[name];
139	var ticks = axis._ticks;
140	var numticks = ticks.length;
141	if (axis.show) {
142	if (axis.drawBaseline) {
143	var bopts = {};
144	if (axis.baselineWidth !== null) {
145	bopts.lineWidth = axis.baselineWidth;
146	}
147	if (axis.baselineColor !== null) {
148	bopts.strokeStyle = axis.baselineColor;
149	}
150	switch (name) {
151	case 'xaxis':
152	if (axes.yMidAxis.show) {
153	drawLine (this._left, this._bottom, xp0, this._bottom, bopts);
154	drawLine (xpn, this._bottom, this._right, this._bottom, bopts);
155	}
156	else {
157	drawLine (this._left, this._bottom, this._right, this._bottom, bopts);
158	}
159	break;
160	case 'yaxis':
161	drawLine (this._left, this._bottom, this._left, this._top, bopts);
162	break;
163	case 'yMidAxis':
164	drawLine(xp0, this._bottom, xp0, this._top, bopts);
165	drawLine(xpn, this._bottom, xpn, this._top, bopts);
166	break;
167	case 'x2axis':
168	if (axes.yMidAxis.show) {
169	drawLine (this._left, this._top, xp0, this._top, bopts);
170	drawLine (xpn, this._top, this._right, this._top, bopts);
171	}
172	else {
173	drawLine (this._left, this._bottom, this._right, this._bottom, bopts);
174	}
175	break;
176	case 'y2axis':
177	drawLine (this._right, this._bottom, this._right, this._top, bopts);
178	break;
179
180	}
181	}
182	for (var j=numticks; j>0; j--) {
183	var t = ticks[j-1];
184	if (t.show) {
185	var pos = Math.round(axis.u2p(t.value)) + 0.5;
186	switch (name) {
187	case 'xaxis':
188	// draw the grid line if we should
189	if (t.showGridline && this.drawGridlines && (!t.isMinorTick \|\| axis.showMinorTicks)) {
190	drawLine(pos, this._top, pos, this._bottom);
191	}
192
193	// draw the mark
194	if (t.showMark && t.mark && (!t.isMinorTick \|\| axis.showMinorTicks)) {
195	s = t.markSize;
196	m = t.mark;
197	var pos = Math.round(axis.u2p(t.value)) + 0.5;
198	switch (m) {
199	case 'outside':
200	b = this._bottom;
201	e = this._bottom+s;
202	break;
203	case 'inside':
204	b = this._bottom-s;
205	e = this._bottom;
206	break;
207	case 'cross':
208	b = this._bottom-s;
209	e = this._bottom+s;
210	break;
211	default:
212	b = this._bottom;
213	e = this._bottom+s;
214	break;
215	}
216	// draw the shadow
217	if (this.shadow) {
218	this.renderer.shadowRenderer.draw(ctx, [[pos,b],[pos,e]], {lineCap:'butt', lineWidth:this.gridLineWidth, offset:this.gridLineWidth*0.75, depth:2, fill:false, closePath:false});
219	}
220	// draw the line
221	drawLine(pos, b, pos, e);
222	}
223	break;
224	case 'yaxis':
225	// draw the grid line
226	if (t.showGridline && this.drawGridlines && (!t.isMinorTick \|\| axis.showMinorTicks)) {
227	drawLine(this._right, pos, this._left, pos);
228	}
229
230	// draw the mark
231	if (t.showMark && t.mark && (!t.isMinorTick \|\| axis.showMinorTicks)) {
232	s = t.markSize;
233	m = t.mark;
234	var pos = Math.round(axis.u2p(t.value)) + 0.5;
235	switch (m) {
236	case 'outside':
237	b = this._left-s;
238	e = this._left;
239	break;
240	case 'inside':
241	b = this._left;
242	e = this._left+s;
243	break;
244	case 'cross':
245	b = this._left-s;
246	e = this._left+s;
247	break;
248	default:
249	b = this._left-s;
250	e = this._left;
251	break;
252	}
253	// draw the shadow
254	if (this.shadow) {
255	this.renderer.shadowRenderer.draw(ctx, [[b, pos], [e, pos]], {lineCap:'butt', lineWidth:this.gridLineWidth1.5, offset:this.gridLineWidth0.75, fill:false, closePath:false});
256	}
257	drawLine(b, pos, e, pos, {strokeStyle:axis.borderColor});
258	}
259	break;
260	case 'yMidAxis':
261	// draw the grid line
262	if (t.showGridline && this.drawGridlines && (!t.isMinorTick \|\| axis.showMinorTicks)) {
263	drawLine(this._left, pos, xp0, pos);
264	drawLine(xpn, pos, this._right, pos);
265	}
266	// draw the mark
267	if (t.showMark && t.mark && (!t.isMinorTick \|\| axis.showMinorTicks)) {
268	s = t.markSize;
269	m = t.mark;
270	var pos = Math.round(axis.u2p(t.value)) + 0.5;
271
272	b = xp0;
273	e = xp0 + s;
274	// draw the shadow
275	if (this.shadow) {
276	this.renderer.shadowRenderer.draw(ctx, [[b, pos], [e, pos]], {lineCap:'butt', lineWidth:this.gridLineWidth1.5, offset:this.gridLineWidth0.75, fill:false, closePath:false});
277	}
278	drawLine(b, pos, e, pos, {strokeStyle:axis.borderColor});
279
280	b = xpn - s;
281	e = xpn;
282	// draw the shadow
283	if (this.shadow) {
284	this.renderer.shadowRenderer.draw(ctx, [[b, pos], [e, pos]], {lineCap:'butt', lineWidth:this.gridLineWidth1.5, offset:this.gridLineWidth0.75, fill:false, closePath:false});
285	}
286	drawLine(b, pos, e, pos, {strokeStyle:axis.borderColor});
287	}
288	break;
289	case 'x2axis':
290	// draw the grid line
291	if (t.showGridline && this.drawGridlines && (!t.isMinorTick \|\| axis.showMinorTicks)) {
292	drawLine(pos, this._bottom, pos, this._top);
293	}
294
295	// draw the mark
296	if (t.showMark && t.mark && (!t.isMinorTick \|\| axis.showMinorTicks)) {
297	s = t.markSize;
298	m = t.mark;
299	var pos = Math.round(axis.u2p(t.value)) + 0.5;
300	switch (m) {
301	case 'outside':
302	b = this._top-s;
303	e = this._top;
304	break;
305	case 'inside':
306	b = this._top;
307	e = this._top+s;
308	break;
309	case 'cross':
310	b = this._top-s;
311	e = this._top+s;
312	break;
313	default:
314	b = this._top-s;
315	e = this._top;
316	break;
317	}
318	// draw the shadow
319	if (this.shadow) {
320	this.renderer.shadowRenderer.draw(ctx, [[pos,b],[pos,e]], {lineCap:'butt', lineWidth:this.gridLineWidth, offset:this.gridLineWidth*0.75, depth:2, fill:false, closePath:false});
321	}
322	drawLine(pos, b, pos, e);
323	}
324	break;
325	case 'y2axis':
326	// draw the grid line
327	if (t.showGridline && this.drawGridlines && (!t.isMinorTick \|\| axis.showMinorTicks)) {
328	drawLine(this._left, pos, this._right, pos);
329	}
330
331	// draw the mark
332	if (t.showMark && t.mark && (!t.isMinorTick \|\| axis.showMinorTicks)) {
333	s = t.markSize;
334	m = t.mark;
335	var pos = Math.round(axis.u2p(t.value)) + 0.5;
336	switch (m) {
337	case 'outside':
338	b = this._right;
339	e = this._right+s;
340	break;
341	case 'inside':
342	b = this._right-s;
343	e = this._right;
344	break;
345	case 'cross':
346	b = this._right-s;
347	e = this._right+s;
348	break;
349	default:
350	b = this._right;
351	e = this._right+s;
352	break;
353	}
354	// draw the shadow
355	if (this.shadow) {
356	this.renderer.shadowRenderer.draw(ctx, [[b, pos], [e, pos]], {lineCap:'butt', lineWidth:this.gridLineWidth1.5, offset:this.gridLineWidth0.75, fill:false, closePath:false});
357	}
358	drawLine(b, pos, e, pos, {strokeStyle:axis.borderColor});
359	}
360	break;
361	default:
362	break;
363	}
364	}
365	}
366	t = null;
367	}
368	axis = null;
369	ticks = null;
370	}
371
372	ctx.restore();
373
374	function drawLine(bx, by, ex, ey, opts) {
375	ctx.save();
376	opts = opts \|\| {};
377	if (opts.lineWidth == null \|\| opts.lineWidth != 0){
378	$.extend(true, ctx, opts);
379	ctx.beginPath();
380	ctx.moveTo(bx, by);
381	ctx.lineTo(ex, ey);
382	ctx.stroke();
383	}
384	ctx.restore();
385	}
386
387	if (this.shadow) {
388	if (axes.yMidAxis.show) {
389	var points = [[this._left, this._bottom], [xp0, this._bottom]];
390	this.renderer.shadowRenderer.draw(ctx, points);
391	var points = [[xpn, this._bottom], [this._right, this._bottom], [this._right, this._top]];
392	this.renderer.shadowRenderer.draw(ctx, points);
393	var points = [[xp0, this._bottom], [xp0, this._top]];
394	this.renderer.shadowRenderer.draw(ctx, points);
395	}
396	else {
397	var points = [[this._left, this._bottom], [this._right, this._bottom], [this._right, this._top]];
398	this.renderer.shadowRenderer.draw(ctx, points);
399	}
400	}
401	// Now draw border around grid. Use axis border definitions. start at
402	// upper left and go clockwise.
403	if (this.borderWidth != 0 && this.drawBorder) {
404	if (axes.yMidAxis.show) {
405	drawLine (this._left, this._top, xp0, this._top, {lineCap:'round', strokeStyle:axes.x2axis.borderColor, lineWidth:axes.x2axis.borderWidth});
406	drawLine (xpn, this._top, this._right, this._top, {lineCap:'round', strokeStyle:axes.x2axis.borderColor, lineWidth:axes.x2axis.borderWidth});
407	drawLine (this._right, this._top, this._right, this._bottom, {lineCap:'round', strokeStyle:axes.y2axis.borderColor, lineWidth:axes.y2axis.borderWidth});
408	drawLine (this._right, this._bottom, xpn, this._bottom, {lineCap:'round', strokeStyle:axes.xaxis.borderColor, lineWidth:axes.xaxis.borderWidth});
409	drawLine (xp0, this._bottom, this._left, this._bottom, {lineCap:'round', strokeStyle:axes.xaxis.borderColor, lineWidth:axes.xaxis.borderWidth});
410	drawLine (this._left, this._bottom, this._left, this._top, {lineCap:'round', strokeStyle:axes.yaxis.borderColor, lineWidth:axes.yaxis.borderWidth});
411	drawLine (xp0, this._bottom, xp0, this._top, {lineCap:'round', strokeStyle:axes.yaxis.borderColor, lineWidth:axes.yaxis.borderWidth});
412	drawLine (xpn, this._bottom, xpn, this._top, {lineCap:'round', strokeStyle:axes.yaxis.borderColor, lineWidth:axes.yaxis.borderWidth});
413	}
414	else {
415	drawLine (this._left, this._top, this._right, this._top, {lineCap:'round', strokeStyle:axes.x2axis.borderColor, lineWidth:axes.x2axis.borderWidth});
416	drawLine (this._right, this._top, this._right, this._bottom, {lineCap:'round', strokeStyle:axes.y2axis.borderColor, lineWidth:axes.y2axis.borderWidth});
417	drawLine (this._right, this._bottom, this._left, this._bottom, {lineCap:'round', strokeStyle:axes.xaxis.borderColor, lineWidth:axes.xaxis.borderWidth});
418	drawLine (this._left, this._bottom, this._left, this._top, {lineCap:'round', strokeStyle:axes.yaxis.borderColor, lineWidth:axes.yaxis.borderWidth});
419	}
420	}
421	// ctx.lineWidth = this.borderWidth;
422	// ctx.strokeStyle = this.borderColor;
423	// ctx.strokeRect(this._left, this._top, this._width, this._height);
424
425	ctx.restore();
426	ctx = null;
427	axes = null;
428	};
429	})(jQuery);

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