@egjs/axes/outjs/eventInput/MouseEventInput.js

A module used to change the information of user action entered by various input devices such as touch screen or mouse into the logical virtual coordinates. You can easily create a UI that responds to user actions.

var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };
    return function (d, b) {
        if (typeof b !== "function" && b !== null)
            throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
import { MOUSE_BUTTON_CODE_MAP } from "../const";
import { EventInput } from "./EventInput";
var MouseEventInput = (function (_super) {
    __extends(MouseEventInput, _super);
    function MouseEventInput() {
        var _this = _super !== null && _super.apply(this, arguments) || this;
        _this.start = ["mousedown"];
        _this.move = ["mousemove"];
        _this.end = ["mouseup"];
        return _this;
    }
    MouseEventInput.prototype.onEventStart = function (event, inputKey, inputButton) {
        var button = this._getButton(event);
        if (!this._isValidEvent(event, inputKey, inputButton)) {
            return null;
        }
        this._preventMouseButton(event, button);
        return this.extendEvent(event);
    };
    MouseEventInput.prototype.onEventMove = function (event, inputKey, inputButton) {
        if (!this._isValidEvent(event, inputKey, inputButton)) {
            return null;
        }
        return this.extendEvent(event);
    };
    MouseEventInput.prototype.onEventEnd = function () {
        return;
    };
    MouseEventInput.prototype.onRelease = function () {
        this.prevEvent = null;
        return;
    };
    MouseEventInput.prototype.getTouches = function (event, inputButton) {
        if (inputButton) {
            return this._isValidButton(MOUSE_BUTTON_CODE_MAP[event.which], inputButton) &&
                this.end.indexOf(event.type) === -1
                ? 1
                : 0;
        }
        return 0;
    };
    MouseEventInput.prototype._getScale = function () {
        return 1;
    };
    MouseEventInput.prototype._getCenter = function (event) {
        return {
            x: event.clientX,
            y: event.clientY,
        };
    };
    MouseEventInput.prototype._getMovement = function (event) {
        var prev = this.prevEvent.srcEvent;
        return {
            x: event.clientX - prev.clientX,
            y: event.clientY - prev.clientY,
        };
    };
    return MouseEventInput;
}(EventInput));
export { MouseEventInput };
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