Urthur
7 years ago
4 changed files with 842 additions and 3 deletions
@ -0,0 +1,274 @@
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/** |
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* Created by Urthur on 2017/9/12. |
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*/ |
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BI.SingleSliderLabel = BI.inherit(BI.Widget, { |
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_constant: { |
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EDITOR_WIDTH: 90, |
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EDITOR_HEIGHT: 30, |
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HEIGHT: 28, |
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SLIDER_WIDTH_HALF: 15, |
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SLIDER_WIDTH: 30, |
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SLIDER_HEIGHT: 30, |
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TRACK_HEIGHT: 24 |
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}, |
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_defaultConfig: function () { |
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return BI.extend(BI.SingleSliderLabel.superclass._defaultConfig.apply(this, arguments), { |
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baseCls: "bi-single-slider bi-slider-track", |
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digit: "", |
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unit: "" |
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}); |
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}, |
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_init: function () { |
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BI.SingleSliderLabel.superclass._init.apply(this, arguments); |
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|
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var self = this, o = this.options; |
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var digitExist = (o.digit === "") ? false : true; |
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var c = this._constant; |
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this.enable = false; |
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this.value = ""; |
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|
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this.grayTrack = BI.createWidget({ |
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type: "bi.layout", |
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cls: "gray-track", |
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height: 6 |
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}); |
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this.blueTrack = BI.createWidget({ |
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type: "bi.layout", |
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cls: "blue-track bi-high-light-background", |
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height: 6 |
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}); |
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this.track = this._createTrackWrapper(); |
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|
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this.slider = BI.createWidget({ |
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type: "bi.single_slider_button" |
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}); |
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this.slider.element.draggable({ |
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axis: "x", |
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containment: this.grayTrack.element, |
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scroll: false, |
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drag: function (e, ui) { |
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var percent = (ui.position.left) * 100 / (self._getGrayTrackLength()); |
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var significantPercent = BI.parseFloat(percent.toFixed(1));//直接对计算出来的百分数保留到小数点后一位，相当于分成了1000份。
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self._setBlueTrack(significantPercent); |
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self._setLabelPosition(significantPercent); |
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var v = self._getValueByPercent(significantPercent); |
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v = digitExist ? v.toFixed(o.digit) : v; |
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self.label.setText(v + o.unit); |
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self.value = v; |
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self.fireEvent(BI.SingleSliderLabel.EVENT_CHANGE); |
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}, |
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stop: function (e, ui) { |
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var percent = (ui.position.left) * 100 / (self._getGrayTrackLength()); |
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var significantPercent = BI.parseFloat(percent.toFixed(1)); |
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self._setSliderPosition(significantPercent); |
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self.fireEvent(BI.SingleSliderLabel.EVENT_CHANGE); |
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} |
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}); |
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var sliderVertical = BI.createWidget({ |
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type: "bi.vertical", |
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items: [{ |
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type: "bi.absolute", |
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items: [this.slider] |
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}], |
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hgap: c.SLIDER_WIDTH_HALF, |
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height: c.SLIDER_HEIGHT |
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}); |
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sliderVertical.element.click(function (e) { |
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if (self.enable) { |
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var offset = e.clientX - self.element.offset().left - c.SLIDER_WIDTH_HALF; |
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var trackLength = self.track.element[0].scrollWidth; |
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var percent = 0; |
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if (offset < 0) { |
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percent = 0 |
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} |
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if (offset > 0 && offset < (trackLength - c.SLIDER_WIDTH)) { |
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percent = offset * 100 / self._getGrayTrackLength(); |
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} |
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if (offset > (trackLength - c.SLIDER_WIDTH)) { |
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percent = 100 |
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} |
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var significantPercent = BI.parseFloat(percent.toFixed(1)); |
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self._setAllPosition(significantPercent); |
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var v = self._getValueByPercent(significantPercent); |
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v = digitExist ? v.toFixed(o.digit) : v; |
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self.label.setText(v + o.unit); |
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self.value = v; |
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self.fireEvent(BI.SingleSliderLabel.EVENT_CHANGE); |
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} |
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}); |
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this.label = BI.createWidget({ |
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type: "bi.label", |
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height: c.HEIGHT, |
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width: c.EDITOR_WIDTH - 2 |
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}); |
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|
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this._setVisible(false); |
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BI.createWidget({ |
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type: "bi.absolute", |
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element: this, |
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items: [{ |
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el: { |
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type: "bi.vertical", |
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items: [{ |
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type: "bi.absolute", |
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items: [{ |
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el: this.track, |
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width: "100%", |
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height: c.TRACK_HEIGHT |
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}] |
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}], |
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hgap: 7, |
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height: c.TRACK_HEIGHT |
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}, |
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top: 33, |
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left: 0, |
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width: "100%" |
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}, { |
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el: sliderVertical, |
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top: 30, |
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left: 0, |
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width: "100%" |
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}, { |
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el: { |
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type: "bi.vertical", |
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items: [{ |
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type: "bi.absolute", |
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items: [this.label] |
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}], |
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rgap: c.EDITOR_WIDTH, |
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height: c.EDITOR_HEIGHT |
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}, |
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top: 10, |
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left: 0, |
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width: "100%" |
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}] |
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}) |
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}, |
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_createTrackWrapper: function () { |
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return BI.createWidget({ |
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type: "bi.absolute", |
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items: [{ |
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el: { |
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type: "bi.vertical", |
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items: [{ |
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type: "bi.absolute", |
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items: [{ |
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el: this.grayTrack, |
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top: 0, |
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left: 0, |
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width: "100%" |
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}, { |
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el: this.blueTrack, |
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top: 0, |
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left: 0, |
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width: "0%" |
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}] |
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}], |
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hgap: 8, |
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height: 8 |
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}, |
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top: 8, |
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left: 0, |
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width: "100%" |
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}] |
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}) |
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}, |
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_checkValidation: function (v) { |
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return BI.isNumeric(v) && !(BI.isNull(v) || v < this.min || v > this.max) |
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}, |
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_setBlueTrack: function (percent) { |
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this.blueTrack.element.css({"width": percent + "%"}); |
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}, |
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_setLabelPosition: function (percent) { |
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this.label.element.css({"left": percent + "%"}); |
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}, |
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_setSliderPosition: function (percent) { |
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this.slider.element.css({"left": percent + "%"}); |
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}, |
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_setAllPosition: function (percent) { |
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this._setSliderPosition(percent); |
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this._setLabelPosition(percent); |
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this._setBlueTrack(percent); |
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}, |
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_setVisible: function (visible) { |
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this.slider.setVisible(visible); |
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this.label.setVisible(visible); |
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}, |
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_getGrayTrackLength: function () { |
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return this.grayTrack.element[0].scrollWidth |
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}, |
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_getValueByPercent: function (percent) { |
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var thousandth = BI.parseInt(percent * 10); |
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return (((this.max - this.min) * thousandth) / 1000 + this.min); |
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}, |
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_getPercentByValue: function (v) { |
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return (v - this.min) * 100 / (this.max - this.min); |
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}, |
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getValue: function () { |
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return this.value; |
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}, |
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setValue: function (v) { |
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var o = this.options; |
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var digitExist = (o.digit === "") ? false : true; |
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var value = BI.parseFloat(v); |
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value = digitExist ? value.toFixed(o.digit) : value; |
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if ((!isNaN(value))) { |
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if (this._checkValidation(value)) { |
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this.value = value; |
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} |
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if (value > this.max) { |
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this.value = this.max; |
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} |
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if (value < this.min) { |
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this.value = this.min; |
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} |
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} |
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}, |
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setMinAndMax: function (v) { |
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var minNumber = BI.parseFloat(v.min); |
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var maxNumber = BI.parseFloat(v.max); |
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if ((!isNaN(minNumber)) && (!isNaN(maxNumber)) && (maxNumber > minNumber )) { |
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this.min = minNumber; |
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this.max = maxNumber; |
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} |
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}, |
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reset: function () { |
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this._setVisible(false); |
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this.enable = false; |
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this.value = ""; |
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this.min = 0; |
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this.max = 0; |
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this._setBlueTrack(0); |
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}, |
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populate: function () { |
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var o = this.options; |
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if (!isNaN(this.min) && !isNaN(this.max)) { |
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this._setVisible(true); |
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this.enable = true; |
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if (BI.isNumeric(this.value) || BI.isNotEmptyString(this.value)) { |
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this.label.setValue(this.value + o.unit); |
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this._setAllPosition(this._getPercentByValue(this.value)); |
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} else { |
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this.label.setValue(this.max + o.unit); |
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this._setAllPosition(100); |
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} |
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} |
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} |
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}); |
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BI.SingleSliderLabel.EVENT_CHANGE = "EVENT_CHANGE"; |
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BI.shortcut("bi.single_slider_label", BI.SingleSliderLabel); |
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