Index: third_party/polymer/components-chromium/paper-slider/paper-slider-extracted.js |
diff --git a/third_party/polymer/components-chromium/paper-slider/paper-slider-extracted.js b/third_party/polymer/components-chromium/paper-slider/paper-slider-extracted.js |
new file mode 100644 |
index 0000000000000000000000000000000000000000..c6af5994ee3d8848507e06e54a04843ab9ad2672 |
--- /dev/null |
+++ b/third_party/polymer/components-chromium/paper-slider/paper-slider-extracted.js |
@@ -0,0 +1,204 @@ |
+ |
+ |
+ Polymer('paper-slider', { |
+ |
+ /** |
+ * Fired when the slider's value changes. |
+ * |
+ * @event change |
+ */ |
+ |
+ /** |
+ * Fired when the slider's value changes due to manual interaction. |
+ * |
+ * Changes to the slider's value due to changes in an underlying |
+ * bound variable will not trigger this event. |
+ * |
+ * @event manual-change |
+ */ |
+ |
+ /** |
+ * If true, the slider thumb snaps to tick marks evenly spaced based |
+ * on the `step` property value. |
+ * |
+ * @attribute snaps |
+ * @type boolean |
+ * @default false |
+ */ |
+ snaps: false, |
+ |
+ /** |
+ * If true, a pin with numeric value label is shown when the slider thumb |
+ * is pressed. Use for settings for which users need to know the exact |
+ * value of the setting. |
+ * |
+ * @attribute pin |
+ * @type boolean |
+ * @default false |
+ */ |
+ pin: false, |
+ |
+ /** |
+ * If true, this slider is disabled. A disabled slider cannot be tapped |
+ * or dragged to change the slider value. |
+ * |
+ * @attribute disabled |
+ * @type boolean |
+ * @default false |
+ */ |
+ disabled: false, |
+ |
+ /** |
+ * The number that represents the current secondary progress. |
+ * |
+ * @attribute secondaryProgress |
+ * @type number |
+ * @default 0 |
+ */ |
+ secondaryProgress: 0, |
+ |
+ /** |
+ * If true, an input is shown and user can use it to set the slider value. |
+ * |
+ * @attribute editable |
+ * @type boolean |
+ * @default false |
+ */ |
+ editable: false, |
+ |
+ /** |
+ * The immediate value of the slider. This value is updated while the user |
+ * is dragging the slider. |
+ * |
+ * @attribute immediateValue |
+ * @type number |
+ * @default 0 |
+ */ |
+ |
+ observe: { |
+ 'min max step snaps': 'update' |
+ }, |
+ |
+ ready: function() { |
+ this.update(); |
+ }, |
+ |
+ update: function() { |
+ this.positionKnob(this.calcRatio(this.value)); |
+ this.updateMarkers(); |
+ }, |
+ |
+ valueChanged: function() { |
+ this.update(); |
+ this.fire('change'); |
+ }, |
+ |
+ expandKnob: function() { |
+ this.$.sliderKnob.classList.add('expand'); |
+ }, |
+ |
+ resetKnob: function() { |
+ this.expandJob && this.expandJob.stop(); |
+ this.$.sliderKnob.classList.remove('expand'); |
+ }, |
+ |
+ positionKnob: function(ratio) { |
+ this._ratio = ratio; |
+ this.immediateValue = this.calcStep(this.calcKnobPosition()) || 0; |
+ if (this.snaps) { |
+ this._ratio = this.calcRatio(this.immediateValue); |
+ } |
+ this.$.sliderKnob.style.left = this._ratio * 100 + '%'; |
+ }, |
+ |
+ immediateValueChanged: function() { |
+ this.$.sliderKnob.classList.toggle('ring', this.immediateValue <= this.min); |
+ }, |
+ |
+ inputChange: function() { |
+ this.value = this.$.input.value; |
+ this.fire('manual-change'); |
+ }, |
+ |
+ calcKnobPosition: function() { |
+ return (this.max - this.min) * this._ratio + this.min; |
+ }, |
+ |
+ measureWidth: function() { |
+ this._w = this.$.sliderBar.offsetWidth; |
+ }, |
+ |
+ trackStart: function(e) { |
+ this.measureWidth(); |
+ this._x = this._ratio * this._w; |
+ this._startx = this._x || 0; |
+ this._minx = - this._startx; |
+ this._maxx = this._w - this._startx; |
+ this.$.sliderKnob.classList.add('dragging'); |
+ e.preventTap(); |
+ }, |
+ |
+ trackx: function(e) { |
+ var x = Math.min(this._maxx, Math.max(this._minx, e.dx)); |
+ this._x = this._startx + x; |
+ this._ratio = this._x / this._w; |
+ this.immediateValue = this.calcStep(this.calcKnobPosition()) || 0; |
+ var s = this.$.sliderKnob.style; |
+ s.transform = s.webkitTransform = 'translate3d(' + (this.snaps ? |
+ (this.calcRatio(this.immediateValue) * this._w) - this._startx : x) + 'px, 0, 0)'; |
+ }, |
+ |
+ trackEnd: function() { |
+ var s = this.$.sliderKnob.style; |
+ s.transform = s.webkitTransform = ''; |
+ this.$.sliderKnob.classList.remove('dragging'); |
+ this.resetKnob(); |
+ this.value = this.immediateValue; |
+ this.fire('manual-change'); |
+ }, |
+ |
+ bardown: function(e) { |
+ this.measureWidth(); |
+ this.$.sliderKnob.classList.add('transiting'); |
+ var rect = this.$.sliderBar.getBoundingClientRect(); |
+ this.positionKnob((e.x - rect.left) / this._w); |
+ this.value = this.calcStep(this.calcKnobPosition()); |
+ this.expandJob = this.job(this.expandJob, this.expandKnob, 60); |
+ this.fire('manual-change'); |
+ }, |
+ |
+ knobTransitionEnd: function() { |
+ this.$.sliderKnob.classList.remove('transiting'); |
+ }, |
+ |
+ updateMarkers: function() { |
+ this.markers = [], l = (this.max - this.min) / this.step; |
+ for (var i = 0; i < l; i++) { |
+ this.markers.push(''); |
+ } |
+ }, |
+ |
+ increment: function() { |
+ this.value = this.clampValue(this.value + this.step); |
+ }, |
+ |
+ decrement: function() { |
+ this.value = this.clampValue(this.value - this.step); |
+ }, |
+ |
+ keydown: function(e) { |
+ if (this.disabled) { |
+ return; |
+ } |
+ var c = e.keyCode; |
+ if (c === 37) { |
+ this.decrement(); |
+ this.fire('manual-change'); |
+ } else if (c === 39) { |
+ this.increment(); |
+ this.fire('manual-change'); |
+ } |
+ } |
+ |
+ }); |
+ |