geogebra input slider fix

geogebra_3d_input_slider_fix.js

// o , how annoying it was to constantly stay over the slider with the mouse while moving it
let f_a_n_trn__relative_to_o_html = function(
    a_n__trn_mouse, 
    o_el
){
    const o_brect  = o_el.getBoundingClientRect();

    return [
        a_n__trn_mouse[0] - o_brect.left,
        a_n__trn_mouse[1] - o_brect.top
    ]
}
let f_a_n_trn__relative_to_o_html__nor = function(
    a_n__trn_mouse, 
    o_el
){
    const o_brect  = o_el.getBoundingClientRect();
    
    let a_n_trn = f_a_n_trn__relative_to_o_html(a_n__trn_mouse, o_el);
    return [
        a_n_trn[0] / o_brect.width,
        a_n_trn[1] / o_brect.height,
    ]    
}
let b_down = false;
let o_el = null;
document.addEventListener('pointerdown', (o_e)=>{
	let o2 = o_e?.target?.previousSibling;
    if(o2){
        let s = o2.getAttribute('data-test');
        if(s?.includes('ItemSlider')){
            console.log(s)
            b_down = true
            o_el = o_e.target;
        }
    }
	
})
document.addEventListener('pointerup', (o_e)=>{
    b_down = false;
})
document.addEventListener('pointermove', (o_e)=>{
    if(b_down){
        let a_n_trn = f_a_n_trn__relative_to_o_html__nor(
            [
                o_e.clientX,
                o_e.clientY,
            ],
            o_el
        );
        let n_min = parseFloat(o_el?.min);
        let n_max = parseFloat(o_el?.max);
        if(isNaN(n_min)){n_min = 0.;}
        if(isNaN(n_max)){n_max = 1.;}
        let n_range = n_max - n_min;
        let n_new = parseFloat(a_n_trn[0]*n_range)+n_min
        console.log(n_new)
        o_el.value = n_new;
        o_el.dispatchEvent(new Event('input')) 
    }
})