Commit | Line | Data |
---|---|---|
54425b14 | 1 | <!DOCTYPE html> |
ce49c2fa DV |
2 | <html> |
3 | <head> | |
fd6b8dad | 4 | <link rel="stylesheet" href="../dist/dygraph.css"> |
ce49c2fa | 5 | <title>demo</title> |
fbd6834a | 6 | <script type="text/javascript" src="../dist/dygraph.js"></script> |
7e5ddc94 | 7 | |
5c528fa2 DV |
8 | <style type="text/css"> |
9 | .annotation { | |
5c528fa2 DV |
10 | } |
11 | </style> | |
ce49c2fa DV |
12 | </head> |
13 | <body> | |
d14b9eed DV |
14 | <h3>Annotations Demo</h3> |
15 | <p>Click any point to add an annotation to it or click "Add Annotation".</p> | |
70aa9072 | 16 | <input type="button" value="Add Annotation" onclick="add()" /> |
d14b9eed | 17 | <input type="button" value="Shove to bottom" onclick="bottom(this)" /> |
70aa9072 | 18 | <div id="events"> </div> |
3bf2fa91 | 19 | <div style="position:absolute; left:200px; top: 200px;" id="g_div"></div> |
e6d53148 | 20 | <div style="position:absolute; left:700px; top: 200px;" id="list"></div> |
ce49c2fa DV |
21 | |
22 | <script type="text/javascript"> | |
e6d53148 DV |
23 | var eventDiv = document.getElementById("events"); |
24 | function nameAnnotation(ann) { | |
25 | return "(" + ann.series + ", " + ann.x + ")"; | |
26 | } | |
27 | ||
af6e4ad5 DV |
28 | annotations = []; |
29 | var graph_initialized = false; | |
30 | ||
33030f33 | 31 | g = new Dygraph( |
3bf2fa91 | 32 | document.getElementById("g_div"), |
ce49c2fa DV |
33 | function() { |
34 | var zp = function(x) { if (x < 10) return "0"+x; else return x; }; | |
35 | var r = "date,parabola,line,another line,sine wave\n"; | |
36 | for (var i=1; i<=31; i++) { | |
e6d53148 DV |
37 | r += "200610" + zp(i); |
38 | r += "," + 10*(i*(31-i)); | |
39 | r += "," + 10*(8*i); | |
40 | r += "," + 10*(250 - 8*i); | |
41 | r += "," + 10*(125 + 125 * Math.sin(0.3*i)); | |
42 | r += "\n"; | |
ce49c2fa DV |
43 | } |
44 | return r; | |
45 | }, | |
46 | { | |
47 | rollPeriod: 1, | |
5c528fa2 | 48 | showRoller: true, |
ce49c2fa | 49 | width: 480, |
5c528fa2 | 50 | height: 320, |
af6e4ad5 DV |
51 | drawCallback: function(g, is_initial) { |
52 | if (is_initial) { | |
53 | graph_initialized = true; | |
54 | if (annotations.length > 0) { | |
55 | g.setAnnotations(annotations); | |
56 | } | |
57 | } | |
58 | ||
5c528fa2 DV |
59 | var ann = g.annotations(); |
60 | var html = ""; | |
61 | for (var i = 0; i < ann.length; i++) { | |
e6d53148 DV |
62 | var name = nameAnnotation(ann[i]); |
63 | html += "<span id='" + name + "'>" | |
135d9962 DV |
64 | html += name + ": " + (ann[i].shortText || '(icon)') |
65 | html += " -> " + ann[i].text + "</span><br/>"; | |
5c528fa2 DV |
66 | } |
67 | document.getElementById("list").innerHTML = html; | |
3bf2fa91 | 68 | } |
ce49c2fa DV |
69 | } |
70 | ); | |
5c528fa2 DV |
71 | |
72 | var last_ann = 0; | |
5c528fa2 DV |
73 | for (var x = 10; x < 15; x += 2) { |
74 | annotations.push( { | |
75 | series: 'sine wave', | |
76 | x: "200610" + x, | |
77 | shortText: x, | |
78 | text: 'Stock Market Crash ' + x | |
79 | } ); | |
80 | last_ann = x; | |
81 | } | |
82 | annotations.push( { | |
83 | series: 'another line', | |
84 | x: "20061013", | |
ce5e8d36 | 85 | icon: 'dollar.png', |
33030f33 DV |
86 | width: 18, |
87 | height: 23, | |
ce5e8d36 | 88 | tickHeight: 4, |
0bc4cb54 SR |
89 | tickColor: 'indianred', |
90 | tickWidth: 2, | |
5c528fa2 | 91 | text: 'Another one', |
ab5e5c75 DV |
92 | cssClass: 'annotation', |
93 | clickHandler: function() { | |
94 | document.getElementById("events").innerHTML += "special handler<br/>"; | |
95 | } | |
5c528fa2 | 96 | } ); |
9bb94ee7 DV |
97 | annotations.push( { |
98 | series: 'parabola', | |
99 | x: '20061012', | |
100 | shortText: 'P', | |
101 | text: 'Parabola Annotation at same x-coord' | |
102 | } ); | |
af6e4ad5 DV |
103 | |
104 | if (graph_initialized) { | |
105 | g.setAnnotations(annotations); | |
106 | } | |
5c528fa2 DV |
107 | |
108 | function add() { | |
109 | var x = last_ann + 2; | |
110 | var annnotations = g.annotations(); | |
111 | annotations.push( { | |
112 | series: 'line', | |
113 | x: "200610" + x, | |
114 | shortText: x, | |
9a40897e DV |
115 | text: 'Line ' + x, |
116 | tickHeight: 10 | |
5c528fa2 DV |
117 | } ); |
118 | last_ann = x; | |
119 | g.setAnnotations(annotations); | |
120 | } | |
ab5e5c75 | 121 | |
d14b9eed DV |
122 | function bottom(el) { |
123 | var to_bottom = true; | |
124 | if (el.value != 'Shove to bottom') to_bottom = false; | |
125 | ||
126 | var anns = g.annotations(); | |
127 | for (var i = 0; i < anns.length; i++) { | |
128 | anns[i].attachAtBottom = to_bottom; | |
129 | } | |
130 | g.setAnnotations(anns); | |
131 | ||
132 | if (to_bottom) { | |
133 | el.value = 'Lift back up'; | |
134 | } else { | |
135 | el.value = 'Shove to bottom'; | |
136 | } | |
137 | } | |
138 | ||
e6d53148 | 139 | var saveBg = ''; |
2ad87eaa | 140 | var num = 0; |
ab5e5c75 DV |
141 | g.updateOptions( { |
142 | annotationClickHandler: function(ann, point, dg, event) { | |
70aa9072 DV |
143 | eventDiv.innerHTML += "click: " + nameAnnotation(ann) + "<br/>"; |
144 | }, | |
145 | annotationDblClickHandler: function(ann, point, dg, event) { | |
146 | eventDiv.innerHTML += "dblclick: " + nameAnnotation(ann) + "<br/>"; | |
147 | }, | |
148 | annotationMouseOverHandler: function(ann, point, dg, event) { | |
e6d53148 DV |
149 | document.getElementById(nameAnnotation(ann)).style.fontWeight = 'bold'; |
150 | saveBg = ann.div.style.backgroundColor; | |
151 | ann.div.style.backgroundColor = '#ddd'; | |
70aa9072 DV |
152 | }, |
153 | annotationMouseOutHandler: function(ann, point, dg, event) { | |
e6d53148 DV |
154 | document.getElementById(nameAnnotation(ann)).style.fontWeight = 'normal'; |
155 | ann.div.style.backgroundColor = saveBg; | |
2ad87eaa DV |
156 | }, |
157 | ||
158 | pointClickCallback: function(event, p) { | |
159 | // Check if the point is already annotated. | |
160 | if (p.annotation) return; | |
161 | ||
162 | // If not, add one. | |
163 | var ann = { | |
164 | series: p.name, | |
165 | xval: p.xval, | |
166 | shortText: num, | |
167 | text: "Annotation #" + num | |
168 | }; | |
169 | var anns = g.annotations(); | |
170 | anns.push(ann); | |
171 | g.setAnnotations(anns); | |
172 | ||
173 | num++; | |
ab5e5c75 DV |
174 | } |
175 | }); | |
ce49c2fa DV |
176 | </script> |
177 | </body> | |
178 | </html> |