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267 lines
12 KiB
267 lines
12 KiB
import * as i0 from '@angular/core';
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import { forwardRef, EventEmitter, Component, ChangeDetectionStrategy, ViewEncapsulation, Input, Output, NgModule } from '@angular/core';
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import * as i1 from '@angular/common';
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import { CommonModule } from '@angular/common';
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import { NG_VALUE_ACCESSOR } from '@angular/forms';
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const KNOB_VALUE_ACCESSOR = {
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provide: NG_VALUE_ACCESSOR,
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useExisting: forwardRef(() => Knob),
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multi: true
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};
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class Knob {
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constructor(cd, el) {
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this.cd = cd;
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this.el = el;
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this.valueColor = "var(--primary-color, Black)";
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this.rangeColor = "var(--surface-d, LightGray)";
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this.textColor = "var(--text-color-secondary, Black)";
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this.valueTemplate = "{value}";
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this.size = 100;
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this.step = 1;
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this.min = 0;
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this.max = 100;
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this.strokeWidth = 14;
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this.showValue = true;
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this.readonly = false;
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this.onChange = new EventEmitter();
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this.radius = 40;
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this.midX = 50;
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this.midY = 50;
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this.minRadians = 4 * Math.PI / 3;
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this.maxRadians = -Math.PI / 3;
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this.value = null;
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this.onModelChange = () => { };
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this.onModelTouched = () => { };
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}
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mapRange(x, inMin, inMax, outMin, outMax) {
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return (x - inMin) * (outMax - outMin) / (inMax - inMin) + outMin;
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}
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onClick(event) {
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if (!this.disabled && !this.readonly) {
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this.updateValue(event.offsetX, event.offsetY);
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}
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}
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updateValue(offsetX, offsetY) {
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let dx = offsetX - this.size / 2;
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let dy = this.size / 2 - offsetY;
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let angle = Math.atan2(dy, dx);
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let start = -Math.PI / 2 - Math.PI / 6;
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this.updateModel(angle, start);
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}
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updateModel(angle, start) {
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let mappedValue;
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if (angle > this.maxRadians)
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mappedValue = this.mapRange(angle, this.minRadians, this.maxRadians, this.min, this.max);
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else if (angle < start)
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mappedValue = this.mapRange(angle + 2 * Math.PI, this.minRadians, this.maxRadians, this.min, this.max);
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else
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return;
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let newValue = Math.round((mappedValue - this.min) / this.step) * this.step + this.min;
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this.value = newValue;
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this.onModelChange(this.value);
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this.onChange.emit(this.value);
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}
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onMouseDown(event) {
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if (!this.disabled && !this.readonly) {
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this.windowMouseMoveListener = this.onMouseMove.bind(this);
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this.windowMouseUpListener = this.onMouseUp.bind(this);
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window.addEventListener('mousemove', this.windowMouseMoveListener);
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window.addEventListener('mouseup', this.windowMouseUpListener);
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event.preventDefault();
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}
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}
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onMouseUp(event) {
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if (!this.disabled && !this.readonly) {
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window.removeEventListener('mousemove', this.windowMouseMoveListener);
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window.removeEventListener('mouseup', this.windowMouseUpListener);
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this.windowMouseUpListener = null;
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this.windowMouseMoveListener = null;
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event.preventDefault();
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}
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}
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onTouchStart(event) {
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if (!this.disabled && !this.readonly) {
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this.windowTouchMoveListener = this.onTouchMove.bind(this);
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this.windowTouchEndListener = this.onTouchEnd.bind(this);
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window.addEventListener('touchmove', this.windowTouchMoveListener);
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window.addEventListener('touchend', this.windowTouchEndListener);
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event.preventDefault();
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}
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}
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onTouchEnd(event) {
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if (!this.disabled && !this.readonly) {
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window.removeEventListener('touchmove', this.windowTouchMoveListener);
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window.removeEventListener('touchend', this.windowTouchEndListener);
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this.windowTouchMoveListener = null;
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this.windowTouchEndListener = null;
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event.preventDefault();
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}
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}
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onMouseMove(event) {
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if (!this.disabled && !this.readonly) {
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this.updateValue(event.offsetX, event.offsetY);
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event.preventDefault();
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}
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}
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onTouchMove(event) {
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if (!this.disabled && !this.readonly && event.touches.length == 1) {
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const rect = this.el.nativeElement.children[0].getBoundingClientRect();
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const touch = event.targetTouches.item(0);
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const offsetX = touch.clientX - rect.left;
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const offsetY = touch.clientY - rect.top;
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this.updateValue(offsetX, offsetY);
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}
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}
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writeValue(value) {
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this.value = value;
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this.cd.markForCheck();
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}
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registerOnChange(fn) {
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this.onModelChange = fn;
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}
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registerOnTouched(fn) {
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this.onModelTouched = fn;
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}
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setDisabledState(val) {
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this.disabled = val;
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this.cd.markForCheck();
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}
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containerClass() {
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return {
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'p-knob p-component': true,
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'p-disabled': this.disabled
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};
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}
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rangePath() {
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return `M ${this.minX()} ${this.minY()} A ${this.radius} ${this.radius} 0 1 1 ${this.maxX()} ${this.maxY()}`;
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}
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valuePath() {
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return `M ${this.zeroX()} ${this.zeroY()} A ${this.radius} ${this.radius} 0 ${this.largeArc()} ${this.sweep()} ${this.valueX()} ${this.valueY()}`;
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}
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zeroRadians() {
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if (this.min > 0 && this.max > 0)
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return this.mapRange(this.min, this.min, this.max, this.minRadians, this.maxRadians);
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else
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return this.mapRange(0, this.min, this.max, this.minRadians, this.maxRadians);
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}
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valueRadians() {
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return this.mapRange(this._value, this.min, this.max, this.minRadians, this.maxRadians);
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}
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minX() {
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return this.midX + Math.cos(this.minRadians) * this.radius;
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}
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minY() {
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return this.midY - Math.sin(this.minRadians) * this.radius;
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}
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maxX() {
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return this.midX + Math.cos(this.maxRadians) * this.radius;
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}
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maxY() {
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return this.midY - Math.sin(this.maxRadians) * this.radius;
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}
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zeroX() {
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return this.midX + Math.cos(this.zeroRadians()) * this.radius;
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}
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zeroY() {
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return this.midY - Math.sin(this.zeroRadians()) * this.radius;
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}
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valueX() {
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return this.midX + Math.cos(this.valueRadians()) * this.radius;
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}
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valueY() {
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return this.midY - Math.sin(this.valueRadians()) * this.radius;
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}
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largeArc() {
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return Math.abs(this.zeroRadians() - this.valueRadians()) < Math.PI ? 0 : 1;
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}
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sweep() {
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return this.valueRadians() > this.zeroRadians() ? 0 : 1;
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}
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valueToDisplay() {
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return this.valueTemplate.replace("{value}", this._value.toString());
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}
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get _value() {
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return this.value != null ? this.value : this.min;
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}
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}
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Knob.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.0.3", ngImport: i0, type: Knob, deps: [{ token: i0.ChangeDetectorRef }, { token: i0.ElementRef }], target: i0.ɵɵFactoryTarget.Component });
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Knob.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "12.0.0", version: "13.0.3", type: Knob, selector: "p-knob", inputs: { styleClass: "styleClass", style: "style", severity: "severity", valueColor: "valueColor", rangeColor: "rangeColor", textColor: "textColor", valueTemplate: "valueTemplate", name: "name", size: "size", step: "step", min: "min", max: "max", strokeWidth: "strokeWidth", disabled: "disabled", showValue: "showValue", readonly: "readonly" }, outputs: { onChange: "onChange" }, host: { classAttribute: "p-element" }, providers: [KNOB_VALUE_ACCESSOR], ngImport: i0, template: `
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<div [ngClass]="containerClass()" [class]="styleClass" [ngStyle]="style">
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<svg viewBox="0 0 100 100" [style.width]="size + 'px'" [style.height]="size + 'px'" (click)="onClick($event)" (mousedown)="onMouseDown($event)" (mouseup)="onMouseUp($event)"
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(touchstart)="onTouchStart($event)" (touchend)="onTouchEnd($event)">
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<path [attr.d]="rangePath()" [attr.stroke-width]="strokeWidth" [attr.stroke]="rangeColor" class="p-knob-range"></path>
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<path [attr.d]="valuePath()" [attr.stroke-width]="strokeWidth" [attr.stroke]="valueColor" class="p-knob-value"></path>
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<text *ngIf="showValue" [attr.x]="50" [attr.y]="57" text-anchor="middle" [attr.fill]="textColor" class="p-knob-text" [attr.name]="name">{{valueToDisplay()}}</text>
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</svg>
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</div>
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`, isInline: true, styles: ["@keyframes dash-frame{to{stroke-dashoffset:0}}.p-knob-range{fill:none;transition:stroke .1s ease-in}.p-knob-value{animation-name:dash-frame;animation-fill-mode:forwards;fill:none}.p-knob-text{font-size:1.3rem;text-align:center}\n"], directives: [{ type: i1.NgClass, selector: "[ngClass]", inputs: ["class", "ngClass"] }, { type: i1.NgStyle, selector: "[ngStyle]", inputs: ["ngStyle"] }, { type: i1.NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }], changeDetection: i0.ChangeDetectionStrategy.OnPush, encapsulation: i0.ViewEncapsulation.None });
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i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.0.3", ngImport: i0, type: Knob, decorators: [{
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type: Component,
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args: [{ selector: 'p-knob', template: `
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<div [ngClass]="containerClass()" [class]="styleClass" [ngStyle]="style">
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<svg viewBox="0 0 100 100" [style.width]="size + 'px'" [style.height]="size + 'px'" (click)="onClick($event)" (mousedown)="onMouseDown($event)" (mouseup)="onMouseUp($event)"
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(touchstart)="onTouchStart($event)" (touchend)="onTouchEnd($event)">
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<path [attr.d]="rangePath()" [attr.stroke-width]="strokeWidth" [attr.stroke]="rangeColor" class="p-knob-range"></path>
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<path [attr.d]="valuePath()" [attr.stroke-width]="strokeWidth" [attr.stroke]="valueColor" class="p-knob-value"></path>
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<text *ngIf="showValue" [attr.x]="50" [attr.y]="57" text-anchor="middle" [attr.fill]="textColor" class="p-knob-text" [attr.name]="name">{{valueToDisplay()}}</text>
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</svg>
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</div>
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`, providers: [KNOB_VALUE_ACCESSOR], changeDetection: ChangeDetectionStrategy.OnPush, encapsulation: ViewEncapsulation.None, host: {
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'class': 'p-element'
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}, styles: ["@keyframes dash-frame{to{stroke-dashoffset:0}}.p-knob-range{fill:none;transition:stroke .1s ease-in}.p-knob-value{animation-name:dash-frame;animation-fill-mode:forwards;fill:none}.p-knob-text{font-size:1.3rem;text-align:center}\n"] }]
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}], ctorParameters: function () { return [{ type: i0.ChangeDetectorRef }, { type: i0.ElementRef }]; }, propDecorators: { styleClass: [{
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type: Input
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}], style: [{
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type: Input
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}], severity: [{
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type: Input
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}], valueColor: [{
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type: Input
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}], rangeColor: [{
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type: Input
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}], textColor: [{
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type: Input
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}], valueTemplate: [{
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type: Input
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}], name: [{
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type: Input
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}], size: [{
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type: Input
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}], step: [{
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type: Input
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}], min: [{
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type: Input
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}], max: [{
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type: Input
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}], strokeWidth: [{
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type: Input
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}], disabled: [{
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type: Input
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}], showValue: [{
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type: Input
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}], readonly: [{
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type: Input
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}], onChange: [{
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type: Output
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}] } });
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class KnobModule {
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}
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KnobModule.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.0.3", ngImport: i0, type: KnobModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
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KnobModule.ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "12.0.0", version: "13.0.3", ngImport: i0, type: KnobModule, declarations: [Knob], imports: [CommonModule], exports: [Knob] });
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KnobModule.ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "13.0.3", ngImport: i0, type: KnobModule, imports: [[CommonModule]] });
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i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.0.3", ngImport: i0, type: KnobModule, decorators: [{
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type: NgModule,
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args: [{
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imports: [CommonModule],
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exports: [Knob],
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declarations: [Knob]
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}]
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}] });
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/**
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* Generated bundle index. Do not edit.
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*/
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export { KNOB_VALUE_ACCESSOR, Knob, KnobModule };
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//# sourceMappingURL=primeng-knob.mjs.map
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