interaction-handler.js

class InteractionHandler {
    constructor(canvas) {
        const gestures = new Gestures(canvas);
    
        canvas.addEventListener('pointerdown', (event) => {
            gestures.addFinger(event);
            gestures.sendInitialGesture();
        };
        canvas.addEventListener('pointermove', (event) => {
            gestures.updateFinger(event);
            gestures.sendIntermediateGesture();
        };
        canvas.addEventListener('pointerup', (event) => {
            gestures.updateFinger(event);
            gestures.sendFinalGesture();
            gestures.removeFinger(event);
        };
        canvas.addEventListener('pointercancel', (event) => {
            gestures.cancelFingers();
        };
        canvas.addEventListener('mousemove', (event) => {
            gestures.sendMouseHoverGesture(event);
        };
    }
}