472 lines
18 KiB
JavaScript
472 lines
18 KiB
JavaScript
import * as i1 from '@angular/common';
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import { DOCUMENT, CommonModule } from '@angular/common';
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import * as i0 from '@angular/core';
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import { forwardRef, EventEmitter, numberAttribute, booleanAttribute, Component, ChangeDetectionStrategy, ViewEncapsulation, Inject, Input, Output, NgModule } from '@angular/core';
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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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/**
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* Knob is a form component to define number inputs with a dial.
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* @group Components
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*/
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class Knob {
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document;
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renderer;
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cd;
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el;
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/**
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* Style class of the component.
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* @group Props
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*/
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styleClass;
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/**
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* Inline style of the component.
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* @group Props
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*/
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style;
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/**
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* Defines a string that labels the input for accessibility.
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* @group Props
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*/
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ariaLabel;
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/**
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* Specifies one or more IDs in the DOM that labels the input field.
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* @group Props
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*/
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ariaLabelledBy;
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/**
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* Index of the element in tabbing order.
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* @group Props
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*/
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tabindex = 0;
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/**
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* Background of the value.
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* @group Props
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*/
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valueColor = 'var(--primary-color, Black)';
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/**
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* Background color of the range.
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* @group Props
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*/
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rangeColor = 'var(--surface-border, LightGray)';
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/**
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* Color of the value text.
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* @group Props
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*/
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textColor = 'var(--text-color-secondary, Black)';
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/**
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* Template string of the value.
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* @group Props
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*/
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valueTemplate = '{value}';
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/**
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* Name of the input element.
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* @group Props
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*/
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name;
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/**
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* Size of the component in pixels.
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* @group Props
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*/
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size = 100;
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/**
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* Step factor to increment/decrement the value.
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* @group Props
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*/
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step = 1;
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/**
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* Mininum boundary value.
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* @group Props
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*/
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min = 0;
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/**
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* Maximum boundary value.
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* @group Props
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*/
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max = 100;
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/**
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* Width of the knob stroke.
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* @group Props
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*/
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strokeWidth = 14;
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/**
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* When present, it specifies that the component should be disabled.
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* @group Props
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*/
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disabled;
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/**
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* Whether the show the value inside the knob.
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* @group Props
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*/
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showValue = true;
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/**
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* When present, it specifies that the component value cannot be edited.
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* @group Props
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*/
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readonly = false;
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/**
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* Callback to invoke on value change.
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* @param {number} value - New value.
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* @group Emits
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*/
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onChange = new EventEmitter();
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radius = 40;
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midX = 50;
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midY = 50;
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minRadians = (4 * Math.PI) / 3;
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maxRadians = -Math.PI / 3;
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value = 0;
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windowMouseMoveListener;
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windowMouseUpListener;
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windowTouchMoveListener;
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windowTouchEndListener;
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onModelChange = () => { };
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onModelTouched = () => { };
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constructor(document, renderer, cd, el) {
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this.document = document;
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this.renderer = renderer;
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this.cd = cd;
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this.el = el;
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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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const window = this.document.defaultView || 'window';
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this.windowMouseMoveListener = this.renderer.listen(window, 'mousemove', this.onMouseMove.bind(this));
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this.windowMouseUpListener = this.renderer.listen(window, 'mouseup', this.onMouseUp.bind(this));
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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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if (this.windowMouseMoveListener) {
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this.windowMouseMoveListener();
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this.windowMouseUpListener = null;
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}
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if (this.windowMouseUpListener) {
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this.windowMouseUpListener();
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this.windowMouseMoveListener = null;
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}
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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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const window = this.document.defaultView || 'window';
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this.windowTouchMoveListener = this.renderer.listen(window, 'touchmove', this.onTouchMove.bind(this));
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this.windowTouchEndListener = this.renderer.listen(window, 'touchend', this.onTouchEnd.bind(this));
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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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if (this.windowTouchMoveListener) {
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this.windowTouchMoveListener();
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}
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if (this.windowTouchEndListener) {
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this.windowTouchEndListener();
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}
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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 instanceof TouchEvent && 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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if (touch) {
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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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}
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updateModelValue(newValue) {
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if (newValue > this.max)
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this.value = this.max;
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else if (newValue < this.min)
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this.value = this.min;
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else
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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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onKeyDown(event) {
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if (!this.disabled && !this.readonly) {
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switch (event.code) {
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case 'ArrowRight':
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case 'ArrowUp': {
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event.preventDefault();
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this.updateModelValue(this._value + 1);
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break;
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}
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case 'ArrowLeft':
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case 'ArrowDown': {
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event.preventDefault();
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this.updateModelValue(this._value - 1);
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break;
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}
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case 'Home': {
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event.preventDefault();
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this.updateModelValue(this.min);
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break;
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}
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case 'End': {
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event.preventDefault();
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this.updateModelValue(this.max);
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break;
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}
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case 'PageUp': {
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event.preventDefault();
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this.updateModelValue(this._value + 10);
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break;
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}
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case 'PageDown': {
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event.preventDefault();
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this.updateModelValue(this._value - 10);
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break;
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}
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}
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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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static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.7", ngImport: i0, type: Knob, deps: [{ token: DOCUMENT }, { token: i0.Renderer2 }, { token: i0.ChangeDetectorRef }, { token: i0.ElementRef }], target: i0.ɵɵFactoryTarget.Component });
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static ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "16.1.0", version: "17.3.7", type: Knob, selector: "p-knob", inputs: { styleClass: "styleClass", style: "style", ariaLabel: "ariaLabel", ariaLabelledBy: "ariaLabelledBy", tabindex: ["tabindex", "tabindex", numberAttribute], valueColor: "valueColor", rangeColor: "rangeColor", textColor: "textColor", valueTemplate: "valueTemplate", name: "name", size: ["size", "size", numberAttribute], step: ["step", "step", numberAttribute], min: ["min", "min", numberAttribute], max: ["max", "max", numberAttribute], strokeWidth: ["strokeWidth", "strokeWidth", numberAttribute], disabled: ["disabled", "disabled", booleanAttribute], showValue: ["showValue", "showValue", booleanAttribute], readonly: ["readonly", "readonly", booleanAttribute] }, 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" [attr.data-pc-name]="'knob'" [attr.data-pc-section]="'root'">
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<svg
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viewBox="0 0 100 100"
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role="slider"
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[style.width]="size + 'px'"
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[style.height]="size + 'px'"
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(click)="onClick($event)"
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(keydown)="onKeyDown($event)"
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(mousedown)="onMouseDown($event)"
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(mouseup)="onMouseUp($event)"
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(touchstart)="onTouchStart($event)"
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(touchend)="onTouchEnd($event)"
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[attr.aria-valuemin]="min"
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[attr.aria-valuemax]="max"
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[attr.aria-valuenow]="_value"
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[attr.aria-labelledby]="ariaLabelledBy"
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[attr.aria-label]="ariaLabel"
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[attr.tabindex]="readonly || disabled ? -1 : tabindex"
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[attr.data-pc-section]="'svg'"
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>
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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}}@layer primeng{.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"], dependencies: [{ kind: "directive", type: i1.NgClass, selector: "[ngClass]", inputs: ["class", "ngClass"] }, { kind: "directive", type: i1.NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }, { kind: "directive", type: i1.NgStyle, selector: "[ngStyle]", inputs: ["ngStyle"] }], changeDetection: i0.ChangeDetectionStrategy.OnPush, encapsulation: i0.ViewEncapsulation.None });
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}
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i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.7", 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" [attr.data-pc-name]="'knob'" [attr.data-pc-section]="'root'">
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<svg
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viewBox="0 0 100 100"
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role="slider"
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[style.width]="size + 'px'"
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[style.height]="size + 'px'"
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(click)="onClick($event)"
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(keydown)="onKeyDown($event)"
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(mousedown)="onMouseDown($event)"
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(mouseup)="onMouseUp($event)"
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(touchstart)="onTouchStart($event)"
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(touchend)="onTouchEnd($event)"
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[attr.aria-valuemin]="min"
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[attr.aria-valuemax]="max"
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[attr.aria-valuenow]="_value"
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[attr.aria-labelledby]="ariaLabelledBy"
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[attr.aria-label]="ariaLabel"
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[attr.tabindex]="readonly || disabled ? -1 : tabindex"
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[attr.data-pc-section]="'svg'"
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>
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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}}@layer primeng{.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: () => [{ type: Document, decorators: [{
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type: Inject,
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args: [DOCUMENT]
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}] }, { type: i0.Renderer2 }, { 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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}], ariaLabel: [{
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type: Input
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}], ariaLabelledBy: [{
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type: Input
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}], tabindex: [{
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type: Input,
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args: [{ transform: numberAttribute }]
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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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args: [{ transform: numberAttribute }]
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}], step: [{
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type: Input,
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args: [{ transform: numberAttribute }]
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}], min: [{
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type: Input,
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args: [{ transform: numberAttribute }]
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}], max: [{
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type: Input,
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args: [{ transform: numberAttribute }]
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}], strokeWidth: [{
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type: Input,
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args: [{ transform: numberAttribute }]
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}], disabled: [{
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type: Input,
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args: [{ transform: booleanAttribute }]
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}], showValue: [{
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type: Input,
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args: [{ transform: booleanAttribute }]
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}], readonly: [{
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type: Input,
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args: [{ transform: booleanAttribute }]
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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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static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.7", ngImport: i0, type: KnobModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
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static ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "14.0.0", version: "17.3.7", ngImport: i0, type: KnobModule, declarations: [Knob], imports: [CommonModule], exports: [Knob] });
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static ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "17.3.7", ngImport: i0, type: KnobModule, imports: [CommonModule] });
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}
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i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.7", 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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/**
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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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