88 lines
1.9 KiB
TypeScript
88 lines
1.9 KiB
TypeScript
import { WindowMouseEvent } from "https://deno.land/x/dwm@0.3.3/mod.ts";
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import { gameWindow } from "./window.ts";
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export const M = {
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NONE: -1,
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LEFT: 0,
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RIGHT: 1,
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MIDDLE: 2,
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}
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const mouseButtonsDown = {
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[M.LEFT]: false,
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[M.RIGHT]: false,
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[M.MIDDLE]: false,
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};
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const mouseEvents: Array<{
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type: "click" | "down" | "up" | "move",
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button: typeof M[keyof typeof M],
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x: number,
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y: number,
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prevX?: number,
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prevY?: number
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}> = [];
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let mouseX = 0;
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let mouseY = 0;
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const eventPixelCoords = (evt: WindowMouseEvent) => {
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const {width, height} = gameWindow.size;
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const pixX = Math.floor(128*evt.clientX/width);
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const pixY = Math.floor(128*evt.clientY/height);
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return {
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x: pixX,
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y: pixY,
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}
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}
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// addEventListener("dblclick", (evt) => {
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// console.log("dblclick", evt.button, evt.clientX, evt.clientY);
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// });
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addEventListener("click", (evt) => {
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mouseEvents.push({type: "click", button: evt.button, ...eventPixelCoords(evt)});
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});
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addEventListener("mousedown", (evt) => {
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mouseButtonsDown[evt.button] = true;
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mouseEvents.push({type: "down", button: evt.button, ...eventPixelCoords(evt)});
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});
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addEventListener("mouseup", (evt) => {
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mouseButtonsDown[evt.button] = false;
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mouseEvents.push({type: "up", button: evt.button, ...eventPixelCoords(evt)});
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});
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addEventListener("mousemove", (evt) => {
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const coords = eventPixelCoords(evt);
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mouseEvents.push({type: "move", button: evt.button, ...eventPixelCoords(evt), prevX: mouseX, prevY: mouseY});
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mouseX = coords.x;
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mouseY = coords.y;
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});
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export const mousePos = () => {
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return {
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x: mouseX,
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y: mouseY,
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}
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}
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export const getMouseX = () => {
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return mouseX;
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}
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export const getMouseY = () => {
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return mouseY;
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}
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export const refreshMouse = () => {
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mouseEvents.length = 0;
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}
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export const mouseClick = (button: number = M.LEFT) => {
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return mouseEvents.some(ev => ev.button === button && ev.type === "click");
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}
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export const mouseHeld = (button: number = M.LEFT) => {
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return mouseButtonsDown[button];
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} |