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20590000 RK |
1 | // Copyright (c) 2011 Google, Inc. |
2 | // | |
3 | // Permission is hereby granted, free of charge, to any person obtaining a copy | |
4 | // of this software and associated documentation files (the "Software"), to deal | |
5 | // in the Software without restriction, including without limitation the rights | |
6 | // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
7 | // copies of the Software, and to permit persons to whom the Software is | |
8 | // furnished to do so, subject to the following conditions: | |
9 | // | |
10 | // The above copyright notice and this permission notice shall be included in | |
11 | // all copies or substantial portions of the Software. | |
12 | // | |
13 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
14 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
15 | // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
16 | // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
17 | // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
18 | // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
19 | // THE SOFTWARE. | |
20 | ||
21 | /** | |
22 | * @fileoverview Dygraphs options palette. | |
23 | * | |
24 | * @author konigsberg@google.com (Robert Konigsberg) | |
25 | */ | |
26 | "use strict"; | |
27 | ||
28 | function Palette() { | |
29 | this.model = {}; | |
30 | this.onchange = function() {}; | |
31 | this.filterBar = null; | |
32 | } | |
33 | ||
59a80f4a RK |
34 | Palette.createChild = function(type, parentElement) { |
35 | var element = document.createElement(type); | |
36 | parentElement.appendChild(element); | |
37 | return element; | |
38 | }; | |
39 | ||
40 | function Tooltip(parent) { | |
41 | if (!parent) { | |
42 | parent = document.getElementsByTagName("body")[0]; | |
43 | } | |
44 | this.elem = Palette.createChild("div", parent); | |
45 | this.title = Palette.createChild("div", this.elem); | |
46 | this.elem.className = "tooltip"; | |
47 | this.title.className = "title"; | |
48 | this.type = Palette.createChild("div", this.elem); | |
49 | this.type.className = "type"; | |
50 | this.body = Palette.createChild("div", this.elem); | |
51 | this.body.className = "body"; | |
52 | this.hide(); | |
53 | } | |
54 | ||
55 | Tooltip.prototype.show = function(source, event, title, type, body) { | |
56 | this.title.innerHTML = title; | |
57 | this.body.innerHTML = body; | |
5bcd4c85 | 58 | this.type.innerText = type; // innerText for arrays. |
59a80f4a RK |
59 | |
60 | var getTopLeft = function(element) { | |
61 | var x = element.offsetLeft; | |
62 | var y = element.offsetTop; | |
63 | element = element.offsetParent; | |
64 | ||
65 | while(element != null) { | |
66 | x = parseInt(x) + parseInt(element.offsetLeft); | |
67 | y = parseInt(y) + parseInt(element.offsetTop); | |
68 | element = element.offsetParent; | |
69 | } | |
70 | return [y, x]; | |
71 | } | |
72 | ||
73 | this.elem.style.height = source.style.height; | |
74 | this.elem.style.width = "280"; | |
75 | var topLeft = getTopLeft(source); | |
76 | this.elem.style.top = parseInt(topLeft[0] + source.offsetHeight) + 'px'; | |
77 | this.elem.style.left = parseInt(topLeft[1] + 10) + 'px'; | |
78 | this.elem.style.visibility = "visible"; | |
79 | } | |
80 | ||
81 | Tooltip.prototype.hide = function() { | |
82 | this.elem.style.visibility = "hidden"; | |
83 | } | |
84 | ||
20590000 RK |
85 | Palette.prototype.create = function(document, parentElement) { |
86 | var palette = this; | |
20590000 | 87 | |
59a80f4a RK |
88 | var table = Palette.createChild("div", parentElement); |
89 | table.className = "palette"; | |
90 | table.width="300px"; | |
20590000 | 91 | |
59a80f4a | 92 | this.tooltip = new Tooltip(); |
20590000 | 93 | |
59a80f4a RK |
94 | var row = Palette.createChild("div", table); |
95 | row.style.visibility = "visible"; | |
96 | row.className = "header"; | |
97 | ||
98 | Palette.createChild("span", row).innerText = "Filter:"; | |
99 | this.filterBar = Palette.createChild("input", Palette.createChild("span", row)); | |
2d9dee16 | 100 | this.filterBar.type = "search"; |
20590000 RK |
101 | this.filterBar.onkeyup = function() { |
102 | palette.filter(palette.filterBar.value) | |
103 | }; | |
2d9dee16 | 104 | this.filterBar.onclick = this.filterBar.onkeyup; |
20590000 | 105 | var go = document.createElement("button"); |
59a80f4a | 106 | Palette.createChild("span", row).appendChild(go); |
20590000 RK |
107 | go.innerText = "Redraw" |
108 | go.onclick = function() { | |
109 | palette.onchange(); | |
110 | }; | |
111 | ||
112 | for (var opt in opts) { | |
113 | try { | |
114 | if (opts.hasOwnProperty(opt)) { | |
115 | var type = opts[opt].type; | |
116 | var isFunction = type.indexOf("function(") == 0; | |
59a80f4a RK |
117 | var row = Palette.createChild("div", table); |
118 | row.onmouseover = function(source, title, type, body, e) { | |
119 | return function(e) { | |
120 | palette.tooltip.show(source, e, title, type, body); | |
121 | }; | |
122 | } (row, opt, type, Dygraph.OPTIONS_REFERENCE[opt].description); | |
123 | row.onmouseout = function() { palette.tooltip.hide(); }; | |
124 | ||
125 | var div = Palette.createChild("span", row); | |
126 | div.innerText = opt; | |
127 | div.className = "name"; | |
128 | ||
129 | var value = Palette.createChild("span", row); | |
130 | value.className = "option"; | |
20590000 RK |
131 | |
132 | if (isFunction) { | |
59a80f4a | 133 | var input = Palette.createChild("button", value); |
20590000 RK |
134 | input.onclick = function(opt, palette) { |
135 | return function(event) { | |
136 | var entry = palette.model[opt]; | |
137 | var inputValue = entry.functionString; | |
138 | if (inputValue == null || inputValue.length == 0) { | |
f3fe39ed | 139 | inputValue = opts[opt].type + "{ }"; |
20590000 RK |
140 | } |
141 | var value = prompt("enter function", inputValue); | |
142 | if (value != null) { | |
143 | if (value.length == 0) { | |
144 | value = null; | |
145 | } | |
146 | if (value != inputValue) { | |
147 | entry.functionString = value; | |
148 | entry.input.innerText = value ? "defined" : "not defined"; | |
149 | palette.onchange(); | |
150 | } | |
151 | } | |
152 | } | |
153 | }(opt, this); | |
154 | } else { | |
59a80f4a | 155 | var input = Palette.createChild("input", value); |
20590000 RK |
156 | input.onkeypress = function(event) { |
157 | var keycode = event.which; | |
158 | if (keycode == 13 || keycode == 8) { | |
159 | palette.onchange(); | |
160 | } | |
161 | } | |
162 | ||
163 | input.type="text"; | |
164 | } | |
165 | this.model[opt] = { input: input, row: row }; | |
166 | } | |
167 | } catch(err) { | |
168 | throw "For option " + opt + ":" + err; | |
169 | } | |
170 | } | |
171 | this.filter(""); | |
172 | } | |
173 | ||
174 | // TODO: replace semicolon parsing with comma parsing, and supporting quotes. | |
175 | Palette.parseStringArray = function(value) { | |
176 | if (value == null || value.length == 0) { | |
177 | return null; | |
178 | } | |
179 | return value.split(";"); | |
180 | } | |
181 | ||
182 | Palette.parseBooleanArray = function(value) { | |
183 | if (value == null || value.length == 0) { | |
184 | return null; | |
185 | } | |
186 | return value.split(',').map(function(x) { return x.trim() == "true"; }); | |
187 | } | |
188 | ||
189 | Palette.parseFloatArray = function(value) { | |
190 | if (value == null || value.length == 0) { | |
191 | return null; | |
192 | } | |
193 | return value.split(',').map(function(x) { return parseFloat(x); }); | |
194 | } | |
195 | ||
196 | Palette.parseIntArray = function(value) { | |
197 | if (value == null || value.length == 0) { | |
198 | return null; | |
199 | } | |
200 | return value.split(',').map(function(x) { return parseInt(x); }); | |
201 | } | |
202 | ||
203 | Palette.prototype.read = function() { | |
204 | var results = {}; | |
205 | for (var opt in this.model) { | |
206 | if (this.model.hasOwnProperty(opt)) { | |
207 | var type = opts[opt].type; | |
208 | var isFunction = type.indexOf("function(") == 0; | |
209 | var input = this.model[opt].input; | |
210 | var value = isFunction ? this.model[opt].functionString : input.value; | |
211 | if (value && value.length != 0) { | |
212 | if (type == "boolean") { | |
213 | results[opt] = value == "true"; | |
214 | } else if (type == "int") { | |
215 | results[opt] = parseInt(value); | |
216 | } else if (type == "float") { | |
217 | results[opt] = parseFloat(value); | |
218 | } else if (type == "array<string>") { | |
219 | results[opt] = Palette.parseStringArray(value); | |
220 | } else if (type == "array<float>") { | |
221 | results[opt] = Palette.parseFloatArray(value); | |
222 | } else if (type == "array<boolean>") { | |
223 | results[opt] = Palette.parseBooleanArray(value); | |
224 | } else if (type == "array<Date>") { | |
225 | results[opt] = Palette.parseIntArray(value); | |
226 | } else if (isFunction) { | |
227 | var localVariable = null; | |
228 | eval("localVariable = " + value); | |
229 | results[opt] = localVariable; | |
230 | } else { | |
231 | results[opt] = value; | |
232 | } | |
233 | } | |
234 | } | |
235 | } | |
236 | return results; | |
237 | } | |
238 | ||
239 | /** | |
240 | * Write to input elements. | |
241 | */ | |
242 | Palette.prototype.write = function(hash) { | |
243 | var results = {}; | |
244 | for (var opt in this.model) { | |
245 | // && hash.hasOwnProperty(opt) | |
246 | if (this.model.hasOwnProperty(opt)) { | |
247 | var input = this.model[opt].input; | |
248 | var type = opts[opt].type; | |
249 | var value = hash[opt]; | |
250 | if (type == "array<string>") { | |
251 | if (value) { | |
252 | input.value = value.join("; "); | |
253 | } | |
254 | } else if (type.indexOf("array") == 0) { | |
255 | if (value) { | |
256 | input.value = value.join(", "); | |
257 | } | |
258 | } else if (type.indexOf("function(") == 0) { | |
259 | input.innerText = value ? "defined" : "not defined"; | |
260 | this.model[opt].functionString = value ? value.toString() : null; | |
261 | } else { | |
262 | if (value) { | |
263 | input.value = value; | |
264 | } | |
265 | } | |
266 | } | |
267 | } | |
268 | } | |
269 | ||
270 | Palette.prototype.filter = function(pattern) { | |
271 | pattern = pattern.toLowerCase(); | |
59a80f4a | 272 | var even = true; |
20590000 RK |
273 | for (var opt in this.model) { |
274 | if (this.model.hasOwnProperty(opt)) { | |
275 | var row = this.model[opt].row; | |
59a80f4a RK |
276 | var matches = opt.toLowerCase().indexOf(pattern) >= 0; |
277 | row.style.display = matches ? "block" : "none"; | |
278 | if (matches) { | |
279 | row.className = even ? "even" : "odd"; | |
280 | even = !even; | |
281 | } | |
20590000 RK |
282 | } |
283 | } | |
284 | } |