primeng
Version:
[](https://opensource.org/licenses/MIT) [](https://gitter.im/primefaces/primeng?ut
347 lines • 15.8 kB
JavaScript
"use strict";
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
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return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
Object.defineProperty(exports, "__esModule", { value: true });
var core_1 = require("@angular/core");
var common_1 = require("@angular/common");
var domhandler_1 = require("../dom/domhandler");
var forms_1 = require("@angular/forms");
exports.SLIDER_VALUE_ACCESSOR = {
provide: forms_1.NG_VALUE_ACCESSOR,
useExisting: core_1.forwardRef(function () { return Slider; }),
multi: true
};
var Slider = /** @class */ (function () {
function Slider(el, domHandler, renderer, ngZone) {
this.el = el;
this.domHandler = domHandler;
this.renderer = renderer;
this.ngZone = ngZone;
this.min = 0;
this.max = 100;
this.orientation = 'horizontal';
this.onChange = new core_1.EventEmitter();
this.onSlideEnd = new core_1.EventEmitter();
this.handleValues = [];
this.onModelChange = function () { };
this.onModelTouched = function () { };
this.handleIndex = 0;
}
Slider.prototype.onMouseDown = function (event, index) {
if (this.disabled) {
return;
}
this.dragging = true;
this.updateDomData();
this.sliderHandleClick = true;
this.handleIndex = index;
this.bindDragListeners();
event.preventDefault();
};
Slider.prototype.onTouchStart = function (event, index) {
var touchobj = event.changedTouches[0];
this.startHandleValue = (this.range) ? this.handleValues[index] : this.handleValue;
this.dragging = true;
this.handleIndex = index;
if (this.orientation === 'horizontal') {
this.startx = parseInt(touchobj.clientX, 10);
this.barWidth = this.el.nativeElement.children[0].offsetWidth;
}
else {
this.starty = parseInt(touchobj.clientY, 10);
this.barHeight = this.el.nativeElement.children[0].offsetHeight;
}
event.preventDefault();
};
Slider.prototype.onTouchMove = function (event, index) {
var touchobj = event.changedTouches[0], handleValue = 0;
if (this.orientation === 'horizontal') {
handleValue = Math.floor(((parseInt(touchobj.clientX, 10) - this.startx) * 100) / (this.barWidth)) + this.startHandleValue;
}
else {
handleValue = Math.floor(((this.starty - parseInt(touchobj.clientY, 10)) * 100) / (this.barHeight)) + this.startHandleValue;
}
this.setValueFromHandle(event, handleValue);
event.preventDefault();
};
Slider.prototype.onBarClick = function (event) {
if (this.disabled) {
return;
}
if (!this.sliderHandleClick) {
this.updateDomData();
this.handleChange(event);
}
this.sliderHandleClick = false;
};
Slider.prototype.handleChange = function (event) {
var handleValue = this.calculateHandleValue(event);
this.setValueFromHandle(event, handleValue);
};
Slider.prototype.bindDragListeners = function () {
var _this = this;
this.ngZone.runOutsideAngular(function () {
if (!_this.dragListener) {
_this.dragListener = _this.renderer.listen('document', 'mousemove', function (event) {
if (_this.dragging) {
_this.ngZone.run(function () {
_this.handleChange(event);
});
}
});
}
if (!_this.mouseupListener) {
_this.mouseupListener = _this.renderer.listen('document', 'mouseup', function (event) {
if (_this.dragging) {
_this.dragging = false;
_this.ngZone.run(function () {
if (_this.range) {
_this.onSlideEnd.emit({ originalEvent: event, values: _this.values });
}
else {
_this.onSlideEnd.emit({ originalEvent: event, value: _this.value });
}
});
}
});
}
});
};
Slider.prototype.unbindDragListeners = function () {
if (this.dragListener) {
this.dragListener();
}
if (this.mouseupListener) {
this.mouseupListener();
}
};
Slider.prototype.setValueFromHandle = function (event, handleValue) {
var newValue = this.getValueFromHandle(handleValue);
if (this.range) {
if (this.step) {
this.handleStepChange(newValue, this.values[this.handleIndex]);
}
else {
this.handleValues[this.handleIndex] = handleValue;
this.updateValue(newValue, event);
}
}
else {
if (this.step) {
this.handleStepChange(newValue, this.value);
}
else {
this.handleValue = handleValue;
this.updateValue(newValue, event);
}
}
};
Slider.prototype.handleStepChange = function (newValue, oldValue) {
var diff = (newValue - oldValue);
var val = oldValue;
if (diff < 0) {
val = oldValue + Math.ceil(newValue / this.step - oldValue / this.step) * this.step;
}
else if (diff > 0) {
val = oldValue + Math.floor(newValue / this.step - oldValue / this.step) * this.step;
}
this.updateValue(val);
this.updateHandleValue();
};
Slider.prototype.writeValue = function (value) {
if (this.range)
this.values = value || [0, 0];
else
this.value = value || 0;
this.updateHandleValue();
};
Slider.prototype.registerOnChange = function (fn) {
this.onModelChange = fn;
};
Slider.prototype.registerOnTouched = function (fn) {
this.onModelTouched = fn;
};
Slider.prototype.setDisabledState = function (val) {
this.disabled = val;
};
Object.defineProperty(Slider.prototype, "rangeStartLeft", {
get: function () {
return this.isVertical() ? 'auto' : this.handleValues[0] + '%';
},
enumerable: true,
configurable: true
});
Object.defineProperty(Slider.prototype, "rangeStartBottom", {
get: function () {
return this.isVertical() ? this.handleValues[0] + '%' : 'auto';
},
enumerable: true,
configurable: true
});
Object.defineProperty(Slider.prototype, "rangeEndLeft", {
get: function () {
return this.isVertical() ? 'auto' : this.handleValues[1] + '%';
},
enumerable: true,
configurable: true
});
Object.defineProperty(Slider.prototype, "rangeEndBottom", {
get: function () {
return this.isVertical() ? this.handleValues[1] + '%' : 'auto';
},
enumerable: true,
configurable: true
});
Slider.prototype.isVertical = function () {
return this.orientation === 'vertical';
};
Slider.prototype.updateDomData = function () {
var rect = this.el.nativeElement.children[0].getBoundingClientRect();
this.initX = rect.left + this.domHandler.getWindowScrollLeft();
this.initY = rect.top + this.domHandler.getWindowScrollTop();
this.barWidth = this.el.nativeElement.children[0].offsetWidth;
this.barHeight = this.el.nativeElement.children[0].offsetHeight;
};
Slider.prototype.calculateHandleValue = function (event) {
if (this.orientation === 'horizontal')
return ((event.pageX - this.initX) * 100) / (this.barWidth);
else
return (((this.initY + this.barHeight) - event.pageY) * 100) / (this.barHeight);
};
Slider.prototype.updateHandleValue = function () {
if (this.range) {
this.handleValues[0] = (this.values[0] < this.min ? 0 : this.values[0] - this.min) * 100 / (this.max - this.min);
this.handleValues[1] = (this.values[1] > this.max ? 100 : this.values[1] - this.min) * 100 / (this.max - this.min);
}
else {
if (this.value < this.min)
this.handleValue = 0;
else if (this.value > this.max)
this.handleValue = 100;
else
this.handleValue = (this.value - this.min) * 100 / (this.max - this.min);
}
};
Slider.prototype.updateValue = function (val, event) {
if (this.range) {
var value = val;
if (this.handleIndex == 0) {
if (value < this.min) {
value = this.min;
this.handleValues[0] = 0;
}
else if (value > this.values[1]) {
value = this.values[1];
this.handleValues[0] = this.handleValues[1];
}
}
else {
if (value > this.max) {
value = this.max;
this.handleValues[1] = 100;
}
else if (value < this.values[0]) {
value = this.values[0];
this.handleValues[1] = this.handleValues[0];
}
}
this.values[this.handleIndex] = Math.floor(value);
this.onModelChange(this.values);
this.onChange.emit({ event: event, values: this.values });
}
else {
if (val < this.min) {
val = this.min;
this.handleValue = 0;
}
else if (val > this.max) {
val = this.max;
this.handleValue = 100;
}
this.value = Math.floor(val);
this.onModelChange(this.value);
this.onChange.emit({ event: event, value: this.value });
}
};
Slider.prototype.getValueFromHandle = function (handleValue) {
return (this.max - this.min) * (handleValue / 100) + this.min;
};
Slider.prototype.ngOnDestroy = function () {
this.unbindDragListeners();
};
__decorate([
core_1.Input(),
__metadata("design:type", Boolean)
], Slider.prototype, "animate", void 0);
__decorate([
core_1.Input(),
__metadata("design:type", Boolean)
], Slider.prototype, "disabled", void 0);
__decorate([
core_1.Input(),
__metadata("design:type", Number)
], Slider.prototype, "min", void 0);
__decorate([
core_1.Input(),
__metadata("design:type", Number)
], Slider.prototype, "max", void 0);
__decorate([
core_1.Input(),
__metadata("design:type", String)
], Slider.prototype, "orientation", void 0);
__decorate([
core_1.Input(),
__metadata("design:type", Number)
], Slider.prototype, "step", void 0);
__decorate([
core_1.Input(),
__metadata("design:type", Boolean)
], Slider.prototype, "range", void 0);
__decorate([
core_1.Input(),
__metadata("design:type", Object)
], Slider.prototype, "style", void 0);
__decorate([
core_1.Input(),
__metadata("design:type", String)
], Slider.prototype, "styleClass", void 0);
__decorate([
core_1.Output(),
__metadata("design:type", core_1.EventEmitter)
], Slider.prototype, "onChange", void 0);
__decorate([
core_1.Output(),
__metadata("design:type", core_1.EventEmitter)
], Slider.prototype, "onSlideEnd", void 0);
Slider = __decorate([
core_1.Component({
selector: 'p-slider',
template: "\n <div [ngStyle]=\"style\" [class]=\"styleClass\" [ngClass]=\"{'ui-slider ui-widget ui-widget-content ui-corner-all':true,'ui-state-disabled':disabled,\n 'ui-slider-horizontal':orientation == 'horizontal','ui-slider-vertical':orientation == 'vertical','ui-slider-animate':animate}\"\n (click)=\"onBarClick($event)\">\n <span *ngIf=\"range && orientation == 'horizontal'\" class=\"ui-slider-range ui-widget-header ui-corner-all\" [ngStyle]=\"{'left':handleValues[0] + '%',width: (handleValues[1] - handleValues[0] + '%')}\"></span>\n <span *ngIf=\"range && orientation == 'vertical'\" class=\"ui-slider-range ui-widget-header ui-corner-all\" [ngStyle]=\"{'bottom':handleValues[0] + '%',height: (handleValues[1] - handleValues[0] + '%')}\"></span>\n <span *ngIf=\"!range && orientation=='vertical'\" class=\"ui-slider-range ui-slider-range-min ui-widget-header ui-corner-all\" [ngStyle]=\"{'height': handleValue + '%'}\"></span>\n <span *ngIf=\"!range && orientation=='horizontal'\" class=\"ui-slider-range ui-slider-range-min ui-widget-header ui-corner-all\" [ngStyle]=\"{'width': handleValue + '%'}\"></span>\n <span *ngIf=\"!range\" class=\"ui-slider-handle ui-state-default ui-corner-all ui-clickable\" (mousedown)=\"onMouseDown($event)\" (touchstart)=\"onTouchStart($event)\" (touchmove)=\"onTouchMove($event)\" (touchend)=\"dragging=false\"\n [style.transition]=\"dragging ? 'none': null\" [ngStyle]=\"{'left': orientation == 'horizontal' ? handleValue + '%' : null,'bottom': orientation == 'vertical' ? handleValue + '%' : null}\"></span>\n <span *ngIf=\"range\" (mousedown)=\"onMouseDown($event,0)\" (touchstart)=\"onTouchStart($event,0)\" (touchmove)=\"onTouchMove($event,0)\" (touchend)=\"dragging=false\" [style.transition]=\"dragging ? 'none': null\" class=\"ui-slider-handle ui-state-default ui-corner-all ui-clickable\" \n [ngStyle]=\"{'left': rangeStartLeft, 'bottom': rangeStartBottom}\" [ngClass]=\"{'ui-slider-handle-active':handleIndex==0}\"></span>\n <span *ngIf=\"range\" (mousedown)=\"onMouseDown($event,1)\" (touchstart)=\"onTouchStart($event,1)\" (touchmove)=\"onTouchMove($event,1)\" (touchend)=\"dragging=false\" [style.transition]=\"dragging ? 'none': null\" class=\"ui-slider-handle ui-state-default ui-corner-all ui-clickable\" \n [ngStyle]=\"{'left': rangeEndLeft, 'bottom': rangeEndBottom}\" [ngClass]=\"{'ui-slider-handle-active':handleIndex==1}\"></span>\n </div>\n ",
providers: [exports.SLIDER_VALUE_ACCESSOR, domhandler_1.DomHandler]
}),
__metadata("design:paramtypes", [core_1.ElementRef, domhandler_1.DomHandler, core_1.Renderer2, core_1.NgZone])
], Slider);
return Slider;
}());
exports.Slider = Slider;
var SliderModule = /** @class */ (function () {
function SliderModule() {
}
SliderModule = __decorate([
core_1.NgModule({
imports: [common_1.CommonModule],
exports: [Slider],
declarations: [Slider]
})
], SliderModule);
return SliderModule;
}());
exports.SliderModule = SliderModule;
//# sourceMappingURL=slider.js.map