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Diffstat (limited to 'js/components/hottext.reel/hottext.js')
-rw-r--r-- | js/components/hottext.reel/hottext.js | 381 |
1 files changed, 381 insertions, 0 deletions
diff --git a/js/components/hottext.reel/hottext.js b/js/components/hottext.reel/hottext.js new file mode 100644 index 00000000..0480597a --- /dev/null +++ b/js/components/hottext.reel/hottext.js | |||
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1 | /* <copyright> | ||
2 | This file contains proprietary software owned by Motorola Mobility, Inc.<br/> | ||
3 | No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/> | ||
4 | (c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved. | ||
5 | </copyright> */ | ||
6 | |||
7 | var Montage = require("montage/core/core").Montage; | ||
8 | var SliderBase = require("js/components/sliderbase").SliderBase; | ||
9 | |||
10 | var HotText = exports.HotText = Montage.create(SliderBase, { | ||
11 | /* Allow users to specify a function to format the display. | ||
12 | * For example, the Color Picker can specify a function to map | ||
13 | * the numeric hot text value to hex color values. | ||
14 | */ | ||
15 | labelFunction: { | ||
16 | serializable: true, | ||
17 | enumerable: true, | ||
18 | value: null | ||
19 | }, | ||
20 | |||
21 | inputFunction: { | ||
22 | serializable: true, | ||
23 | enumerable: true, | ||
24 | value: parseFloat | ||
25 | }, | ||
26 | |||
27 | _numValue: { | ||
28 | enumerable: false, | ||
29 | value: 0 | ||
30 | }, | ||
31 | |||
32 | numValue: { | ||
33 | serializable: false, | ||
34 | enumerable: true, | ||
35 | get: function() { | ||
36 | return this._numValue; | ||
37 | }, | ||
38 | set: function(value) { | ||
39 | if (value < this._minValue) { | ||
40 | value = this._minValue; | ||
41 | } | ||
42 | if (value > this._maxValue) { | ||
43 | value = this._maxValue; | ||
44 | } | ||
45 | if (value !== this._numValue) { | ||
46 | this._numValue = Math.round(value * this._decimalPlace)/this._decimalPlace; | ||
47 | } | ||
48 | } | ||
49 | }, | ||
50 | |||
51 | _previousValue: { | ||
52 | enumerable: false, | ||
53 | value: null | ||
54 | }, | ||
55 | |||
56 | _stepSize: { | ||
57 | enumerable: false, | ||
58 | value: 1 | ||
59 | }, | ||
60 | |||
61 | stepSize: { | ||
62 | serializable: true, | ||
63 | enumerable: true, | ||
64 | get: function() { | ||
65 | return this._stepSize; | ||
66 | }, | ||
67 | set: function(value) { | ||
68 | if (value !== this._stepSize) { | ||
69 | this._stepSize = value; | ||
70 | this.needsDraw = true; | ||
71 | } | ||
72 | } | ||
73 | }, | ||
74 | |||
75 | _stepSizeShift: { | ||
76 | enumerable: false, | ||
77 | value: 10 | ||
78 | }, | ||
79 | |||
80 | _xStart: { | ||
81 | enumerable: false, | ||
82 | value: 0 | ||
83 | }, | ||
84 | |||
85 | _yStart: { | ||
86 | enumerable: false, | ||
87 | value: 0 | ||
88 | }, | ||
89 | |||
90 | // Needed to determine when to commit a value change | ||
91 | _wasShiftKeyPressed: { | ||
92 | enumerable: false, | ||
93 | value: false | ||
94 | }, | ||
95 | |||
96 | // for ones, use 1 | ||
97 | // for tenths, use 10 | ||
98 | // for hundredths, use 100, etc. | ||
99 | _decimalPlace: { | ||
100 | enumerable: false, | ||
101 | value: 1 | ||
102 | }, | ||
103 | |||
104 | decimalPlace: { | ||
105 | serializable: true, | ||
106 | enumerable: true, | ||
107 | get: function() { | ||
108 | return this._decimalPlace; | ||
109 | }, | ||
110 | set: function(value) { | ||
111 | if (value !== this._decimalPlace) { | ||
112 | this._decimalPlace = value; | ||
113 | this.needsDraw = true; | ||
114 | } | ||
115 | } | ||
116 | }, | ||
117 | |||
118 | // TODO - Need to set max value to 2000 for demo. | ||
119 | _maxValue: { | ||
120 | enumerable: false, | ||
121 | value: 2000 | ||
122 | }, | ||
123 | |||
124 | value: { | ||
125 | serializable: true, | ||
126 | enumerable: true, | ||
127 | get: function() { | ||
128 | return this._value; | ||
129 | }, | ||
130 | set: function(value, fromInput) { | ||
131 | if (isNaN(value)) { | ||
132 | this._valueSyncedWithInputField = false; | ||
133 | this.needsDraw = true; | ||
134 | return; | ||
135 | } | ||
136 | if (value < this._minValue) { | ||
137 | value = this._minValue; | ||
138 | this._valueSyncedWithInputField = false; | ||
139 | this.needsDraw = true; | ||
140 | } | ||
141 | else if (value > this._maxValue) { | ||
142 | value = this._maxValue; | ||
143 | this._valueSyncedWithInputField = false; | ||
144 | this.needsDraw = true; | ||
145 | } | ||
146 | |||
147 | if (value !== this._value) { | ||
148 | this._value = this._numValue = Math.round(value * this._decimalPlace)/this._decimalPlace; | ||
149 | this._valueSyncedWithInputField = false; | ||
150 | this.needsDraw = true; | ||
151 | this._dispatchActionEvent(); | ||
152 | } | ||
153 | } | ||
154 | }, | ||
155 | |||
156 | _valueSyncedWithInputField: { | ||
157 | enumerable: false, | ||
158 | value: false | ||
159 | }, | ||
160 | |||
161 | // We don't want to handle every input; we only want to handle input from tab or enter | ||
162 | // Thus, we don't listen for an input event; we call this from handleKeydown | ||
163 | handleInput: { | ||
164 | enumerable: false, | ||
165 | value: function() { | ||
166 | this._setEventFlags("change", false); | ||
167 | Object.getPropertyDescriptor(this, "value").set.call(this, this.inputFunction(this.element.value), true); | ||
168 | } | ||
169 | }, | ||
170 | |||
171 | |||
172 | _valueFromPageOffset: { | ||
173 | value: function(offset, pageY, isShiftKeyPressed, wasSetByCode) { | ||
174 | if(!this._isMouseDown) | ||
175 | { | ||
176 | this._handleMoveEnd(); // If the user has moused up, check if we should go into input mode | ||
177 | return; | ||
178 | } | ||
179 | |||
180 | var clickPoint = webkitConvertPointFromPageToNode(this.element, new WebKitPoint(offset,pageY)); | ||
181 | |||
182 | var dX = clickPoint.x - this._xStart; | ||
183 | var dY = clickPoint.y - this._yStart; | ||
184 | |||
185 | var dXAbs = Math.abs(dX); | ||
186 | var dYAbs = Math.abs(dY); | ||
187 | |||
188 | if( (dXAbs < 5) && (dYAbs < 5) ) | ||
189 | { | ||
190 | return; // Don't process unless the user moves at least 5 pixels | ||
191 | } | ||
192 | |||
193 | var incrementVal = dXAbs-4; // otherwise, the first value change will be 5 pixels | ||
194 | var multFactor = 1; | ||
195 | |||
196 | if(dXAbs > dYAbs) | ||
197 | { | ||
198 | if(dX < 0) | ||
199 | { | ||
200 | multFactor = -1; | ||
201 | } | ||
202 | } | ||
203 | else | ||
204 | { | ||
205 | if(dY > 0) | ||
206 | { | ||
207 | multFactor = -1; | ||
208 | } | ||
209 | incrementVal = dYAbs-4; | ||
210 | } | ||
211 | |||
212 | if(isShiftKeyPressed) | ||
213 | { | ||
214 | if(!this._wasShiftKeyPressed) | ||
215 | { | ||
216 | this._xStart = clickPoint.x; | ||
217 | this._yStart = clickPoint.y; | ||
218 | this._previousValue = this._numValue; | ||
219 | incrementVal = 1; | ||
220 | } | ||
221 | this.numValue = this._previousValue + multFactor * incrementVal * this._stepSizeShift; | ||
222 | this._wasShiftKeyPressed = true; | ||
223 | } | ||
224 | else | ||
225 | { | ||
226 | if(this._wasShiftKeyPressed) | ||
227 | { | ||
228 | this._xStart = clickPoint.x; | ||
229 | this._yStart = clickPoint.y; | ||
230 | this._previousValue = this._numValue; | ||
231 | incrementVal = 1; | ||
232 | this._wasShiftKeyPressed = false; | ||
233 | } | ||
234 | this.numValue = this._previousValue + multFactor * incrementVal * this._stepSize; | ||
235 | } | ||
236 | |||