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ratio on other mouse functions

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Theis Pieter Hollebeek 2025-10-14 14:07:28 +02:00
parent 33ccf56969
commit 80f2077de3
1 changed files with 8 additions and 2 deletions
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10
src/gamelib.js
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@ -52,13 +52,19 @@ export class Gamelib {
});
canvasElement.addEventListener("mousedown", (ev) => {
const ratioX = canvasElement.width / canvasElement.clientWidth;
const ratioY = canvasElement.height / canvasElement.clientHeight;
this.mouseButtonsPressed.add(ev.button);
this.mouseDownHandlers.get(ev.button)?.(ev.offsetX, ev.offsetY);
this.mouseDownHandlers.get(ev.button)?.(ev.offsetX * ratioX, ev.offsetY * ratioY);
});
canvasElement.addEventListener("mouseup", (ev) => {
const ratioX = canvasElement.width / canvasElement.clientWidth;
const ratioY = canvasElement.height / canvasElement.clientHeight;
this.mouseButtonsPressed.delete(ev.button);
this.mouseUpHandlers.get(ev.button)?.(ev.offsetX, ev.offsetY);
this.mouseUpHandlers.get(ev.button)?.(ev.offsetX * ratioX, ev.offsetY * ratioY);
});
canvasElement.addEventListener("contextmenu", (ev) => {