1 | "use strict";
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2 | Object.defineProperty(exports, "__esModule", { value: true });
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3 | exports.EventListeners = void 0;
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4 | const Enums_1 = require("../Enums");
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5 | const Constants_1 = require("./Constants");
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6 | const Utils_1 = require("./Utils");
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7 | function manageListener(element, event, handler, add, options) {
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8 | if (add) {
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9 | let addOptions = { passive: true };
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10 | if (typeof options === "boolean") {
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11 | addOptions.capture = options;
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12 | }
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13 | else if (options !== undefined) {
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14 | addOptions = options;
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15 | }
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16 | element.addEventListener(event, handler, addOptions);
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17 | }
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18 | else {
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19 | const removeOptions = options;
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20 | element.removeEventListener(event, handler, removeOptions);
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21 | }
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22 | }
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23 | class EventListeners {
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24 | constructor(container) {
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25 | this.container = container;
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26 | this.canPush = true;
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27 | this.mouseMoveHandler = (e) => this.mouseTouchMove(e);
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28 | this.touchStartHandler = (e) => this.mouseTouchMove(e);
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29 | this.touchMoveHandler = (e) => this.mouseTouchMove(e);
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30 | this.touchEndHandler = () => this.mouseTouchFinish();
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31 | this.mouseLeaveHandler = () => this.mouseTouchFinish();
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32 | this.touchCancelHandler = () => this.mouseTouchFinish();
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33 | this.touchEndClickHandler = (e) => this.mouseTouchClick(e);
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34 | this.mouseUpHandler = (e) => this.mouseTouchClick(e);
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35 | this.mouseDownHandler = () => this.mouseDown();
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36 | this.visibilityChangeHandler = () => this.handleVisibilityChange();
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37 | this.themeChangeHandler = (e) => this.handleThemeChange(e);
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38 | this.resizeHandler = () => this.handleWindowResize();
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39 | }
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40 | addListeners() {
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41 | this.manageListeners(true);
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42 | }
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43 | removeListeners() {
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44 | this.manageListeners(false);
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45 | }
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46 | manageListeners(add) {
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47 | var _a;
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48 | const container = this.container;
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49 | const options = container.actualOptions;
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50 | const detectType = options.interactivity.detectsOn;
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51 | let mouseLeaveEvent = Constants_1.Constants.mouseLeaveEvent;
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52 | if (detectType === Enums_1.InteractivityDetect.window) {
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53 | container.interactivity.element = window;
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54 | mouseLeaveEvent = Constants_1.Constants.mouseOutEvent;
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55 | }
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56 | else if (detectType === Enums_1.InteractivityDetect.parent && container.canvas.element) {
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57 | const canvasEl = container.canvas.element;
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58 | container.interactivity.element = (_a = canvasEl.parentElement) !== null && _a !== void 0 ? _a : canvasEl.parentNode;
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59 | }
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60 | else {
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61 | container.interactivity.element = container.canvas.element;
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62 | }
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63 | const mediaMatch = typeof matchMedia !== "undefined" && matchMedia("(prefers-color-scheme: dark)");
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64 | if (mediaMatch) {
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65 | manageListener(mediaMatch, "change", this.themeChangeHandler, add);
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66 | }
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67 | const interactivityEl = container.interactivity.element;
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68 | if (!interactivityEl) {
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69 | return;
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70 | }
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71 | const html = interactivityEl;
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72 | if (options.interactivity.events.onHover.enable || options.interactivity.events.onClick.enable) {
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73 | manageListener(interactivityEl, Constants_1.Constants.mouseMoveEvent, this.mouseMoveHandler, add);
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74 | manageListener(interactivityEl, Constants_1.Constants.touchStartEvent, this.touchStartHandler, add);
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75 | manageListener(interactivityEl, Constants_1.Constants.touchMoveEvent, this.touchMoveHandler, add);
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76 | if (!options.interactivity.events.onClick.enable) {
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77 | manageListener(interactivityEl, Constants_1.Constants.touchEndEvent, this.touchEndHandler, add);
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78 | }
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79 | else {
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80 | manageListener(interactivityEl, Constants_1.Constants.touchEndEvent, this.touchEndClickHandler, add);
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81 | manageListener(interactivityEl, Constants_1.Constants.mouseUpEvent, this.mouseUpHandler, add);
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82 | manageListener(interactivityEl, Constants_1.Constants.mouseDownEvent, this.mouseDownHandler, add);
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83 | }
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84 | manageListener(interactivityEl, mouseLeaveEvent, this.mouseLeaveHandler, add);
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85 | manageListener(interactivityEl, Constants_1.Constants.touchCancelEvent, this.touchCancelHandler, add);
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86 | }
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87 | if (container.canvas.element) {
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88 | container.canvas.element.style.pointerEvents = html === container.canvas.element ? "initial" : "none";
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89 | }
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90 | if (options.interactivity.events.resize) {
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91 | if (typeof ResizeObserver !== "undefined") {
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92 | if (this.resizeObserver && !add) {
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93 | if (container.canvas.element) {
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94 | this.resizeObserver.unobserve(container.canvas.element);
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95 | }
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96 | this.resizeObserver.disconnect();
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97 | delete this.resizeObserver;
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98 | }
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99 | else if (!this.resizeObserver && add && container.canvas.element) {
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100 | this.resizeObserver = new ResizeObserver((entries) => {
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101 | const entry = entries.find((e) => e.target === container.canvas.element);
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102 | if (!entry) {
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103 | return;
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104 | }
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105 | this.handleWindowResize();
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106 | });
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107 | this.resizeObserver.observe(container.canvas.element);
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108 | }
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109 | }
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110 | else {
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111 | manageListener(window, Constants_1.Constants.resizeEvent, this.resizeHandler, add);
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112 | }
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113 | }
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114 | if (document) {
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115 | manageListener(document, Constants_1.Constants.visibilityChangeEvent, this.visibilityChangeHandler, add, false);
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116 | }
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117 | }
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118 | handleWindowResize() {
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119 | if (this.resizeTimeout) {
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120 | clearTimeout(this.resizeTimeout);
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121 | delete this.resizeTimeout;
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122 | }
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123 | this.resizeTimeout = setTimeout(() => { var _a; return (_a = this.container.canvas) === null || _a === void 0 ? void 0 : _a.windowResize(); }, 500);
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124 | }
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125 | handleVisibilityChange() {
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126 | const container = this.container;
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127 | const options = container.actualOptions;
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128 | this.mouseTouchFinish();
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129 | if (!options.pauseOnBlur) {
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130 | return;
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131 | }
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132 | if (document === null || document === void 0 ? void 0 : document.hidden) {
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133 | container.pageHidden = true;
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134 | container.pause();
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135 | }
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136 | else {
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137 | container.pageHidden = false;
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138 | if (container.getAnimationStatus()) {
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139 | container.play(true);
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140 | }
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141 | else {
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142 | container.draw(true);
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143 | }
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144 | }
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145 | }
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146 | mouseDown() {
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147 | const interactivity = this.container.interactivity;
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148 | if (interactivity) {
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149 | const mouse = interactivity.mouse;
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150 | mouse.clicking = true;
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151 | mouse.downPosition = mouse.position;
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152 | }
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153 | }
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154 | mouseTouchMove(e) {
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155 | var _a, _b, _c, _d, _e, _f, _g;
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156 | const container = this.container;
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157 | const options = container.actualOptions;
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158 | if (((_a = container.interactivity) === null || _a === void 0 ? void 0 : _a.element) === undefined) {
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159 | return;
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160 | }
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161 | container.interactivity.mouse.inside = true;
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162 | let pos;
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163 | const canvas = container.canvas.element;
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164 | if (e.type.startsWith("mouse")) {
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165 | this.canPush = true;
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166 | const mouseEvent = e;
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167 | if (container.interactivity.element === window) {
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168 | if (canvas) {
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169 | const clientRect = canvas.getBoundingClientRect();
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170 | pos = {
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171 | x: mouseEvent.clientX - clientRect.left,
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172 | y: mouseEvent.clientY - clientRect.top,
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173 | };
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174 | }
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175 | }
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176 | else if (options.interactivity.detectsOn === Enums_1.InteractivityDetect.parent) {
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177 | const source = mouseEvent.target;
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178 | const target = mouseEvent.currentTarget;
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179 | const canvasEl = container.canvas.element;
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180 | if (source && target && canvasEl) {
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181 | const sourceRect = source.getBoundingClientRect();
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182 | const targetRect = target.getBoundingClientRect();
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183 | const canvasRect = canvasEl.getBoundingClientRect();
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184 | pos = {
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185 | x: mouseEvent.offsetX + 2 * sourceRect.left - (targetRect.left + canvasRect.left),
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186 | y: mouseEvent.offsetY + 2 * sourceRect.top - (targetRect.top + canvasRect.top),
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187 | };
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188 | }
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189 | else {
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190 | pos = {
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191 | x: (_b = mouseEvent.offsetX) !== null && _b !== void 0 ? _b : mouseEvent.clientX,
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192 | y: (_c = mouseEvent.offsetY) !== null && _c !== void 0 ? _c : mouseEvent.clientY,
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193 | };
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194 | }
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195 | }
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196 | else {
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197 | if (mouseEvent.target === container.canvas.element) {
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198 | pos = {
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199 | x: (_d = mouseEvent.offsetX) !== null && _d !== void 0 ? _d : mouseEvent.clientX,
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200 | y: (_e = mouseEvent.offsetY) !== null && _e !== void 0 ? _e : mouseEvent.clientY,
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201 | };
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202 | }
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203 | }
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204 | }
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205 | else {
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206 | this.canPush = e.type !== "touchmove";
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207 | const touchEvent = e;
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208 | const lastTouch = touchEvent.touches[touchEvent.touches.length - 1];
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209 | const canvasRect = canvas === null || canvas === void 0 ? void 0 : canvas.getBoundingClientRect();
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210 | pos = {
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211 | x: lastTouch.clientX - ((_f = canvasRect === null || canvasRect === void 0 ? void 0 : canvasRect.left) !== null && _f !== void 0 ? _f : 0),
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212 | y: lastTouch.clientY - ((_g = canvasRect === null || canvasRect === void 0 ? void 0 : canvasRect.top) !== null && _g !== void 0 ? _g : 0),
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213 | };
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214 | }
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215 | const pxRatio = container.retina.pixelRatio;
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216 | if (pos) {
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217 | pos.x *= pxRatio;
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218 | pos.y *= pxRatio;
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219 | }
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220 | container.interactivity.mouse.position = pos;
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221 | container.interactivity.status = Constants_1.Constants.mouseMoveEvent;
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222 | }
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223 | mouseTouchFinish() {
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224 | const interactivity = this.container.interactivity;
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225 | if (interactivity === undefined) {
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226 | return;
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227 | }
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228 | const mouse = interactivity.mouse;
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229 | delete mouse.position;
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230 | delete mouse.clickPosition;
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231 | delete mouse.downPosition;
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232 | interactivity.status = Constants_1.Constants.mouseLeaveEvent;
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233 | mouse.inside = false;
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234 | mouse.clicking = false;
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235 | }
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236 | mouseTouchClick(e) {
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237 | const container = this.container;
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238 | const options = container.actualOptions;
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239 | const mouse = container.interactivity.mouse;
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240 | mouse.inside = true;
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241 | let handled = false;
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242 | const mousePosition = mouse.position;
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243 | if (mousePosition === undefined || !options.interactivity.events.onClick.enable) {
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244 | return;
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245 | }
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246 | for (const [, plugin] of container.plugins) {
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247 | if (plugin.clickPositionValid !== undefined) {
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248 | handled = plugin.clickPositionValid(mousePosition);
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249 | if (handled) {
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250 | break;
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251 | }
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252 | }
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253 | }
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254 | if (!handled) {
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255 | this.doMouseTouchClick(e);
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256 | }
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257 | mouse.clicking = false;
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258 | }
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259 | doMouseTouchClick(e) {
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260 | const container = this.container;
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261 | const options = container.actualOptions;
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262 | if (this.canPush) {
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263 | const mousePos = container.interactivity.mouse.position;
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264 | if (mousePos) {
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265 | container.interactivity.mouse.clickPosition = {
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266 | x: mousePos.x,
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267 | y: mousePos.y,
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268 | };
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269 | }
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270 | else {
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271 | return;
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272 | }
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273 | container.interactivity.mouse.clickTime = new Date().getTime();
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274 | const onClick = options.interactivity.events.onClick;
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275 | if (onClick.mode instanceof Array) {
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276 | for (const mode of onClick.mode) {
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277 | this.handleClickMode(mode);
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278 | }
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279 | }
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280 | else {
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281 | this.handleClickMode(onClick.mode);
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282 | }
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283 | }
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284 | if (e.type === "touchend") {
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285 | setTimeout(() => this.mouseTouchFinish(), 500);
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286 | }
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287 | }
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288 | handleThemeChange(e) {
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289 | const mediaEvent = e;
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290 | const themeName = mediaEvent.matches
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291 | ? this.container.options.defaultDarkTheme
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292 | : this.container.options.defaultLightTheme;
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293 | const theme = this.container.options.themes.find((theme) => theme.name === themeName);
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294 | if (theme && theme.default.auto) {
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295 | this.container.loadTheme(themeName);
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296 | }
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297 | }
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298 | handleClickMode(mode) {
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299 | const container = this.container;
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300 | const options = container.actualOptions;
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301 | const pushNb = options.interactivity.modes.push.quantity;
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302 | const removeNb = options.interactivity.modes.remove.quantity;
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303 | switch (mode) {
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304 | case Enums_1.ClickMode.push: {
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305 | if (pushNb > 0) {
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306 | const pushOptions = options.interactivity.modes.push;
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307 | const group = (0, Utils_1.itemFromArray)([undefined, ...pushOptions.groups]);
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308 | const groupOptions = group !== undefined ? container.actualOptions.particles.groups[group] : undefined;
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309 | container.particles.push(pushNb, container.interactivity.mouse, groupOptions, group);
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310 | }
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311 | break;
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312 | }
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313 | case Enums_1.ClickMode.remove:
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314 | container.particles.removeQuantity(removeNb);
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315 | break;
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316 | case Enums_1.ClickMode.bubble:
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317 | container.bubble.clicking = true;
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318 | break;
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319 | case Enums_1.ClickMode.repulse:
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320 | container.repulse.clicking = true;
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321 | container.repulse.count = 0;
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322 | for (const particle of container.repulse.particles) {
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323 | particle.velocity.setTo(particle.initialVelocity);
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324 | }
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325 | container.repulse.particles = [];
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326 | container.repulse.finish = false;
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327 | setTimeout(() => {
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328 | if (!container.destroyed) {
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329 | container.repulse.clicking = false;
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330 | }
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331 | }, options.interactivity.modes.repulse.duration * 1000);
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332 | break;
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333 | case Enums_1.ClickMode.attract:
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334 | container.attract.clicking = true;
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335 | container.attract.count = 0;
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336 | for (const particle of container.attract.particles) {
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337 | particle.velocity.setTo(particle.initialVelocity);
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338 | }
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339 | container.attract.particles = [];
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340 | container.attract.finish = false;
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341 | setTimeout(() => {
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342 | if (!container.destroyed) {
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343 | container.attract.clicking = false;
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344 | }
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345 | }, options.interactivity.modes.attract.duration * 1000);
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346 | break;
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347 | case Enums_1.ClickMode.pause:
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348 | if (container.getAnimationStatus()) {
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349 | container.pause();
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350 | }
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351 | else {
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352 | container.play();
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353 | }
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354 | break;
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355 | }
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356 | for (const [, plugin] of container.plugins) {
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357 | if (plugin.handleClickMode) {
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358 | plugin.handleClickMode(mode);
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359 | }
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360 | }
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361 | }
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362 | }
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363 | exports.EventListeners = EventListeners;
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