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/* Inital Setup*/
const canvas = document.getElementById('drawing-board');
const toolbar = document.getElementById('toolbar');
const ctx = canvas.getContext('2d');
let canvasOffsetX = canvas.offsetLeft;
let canvasOffsetY = canvas.offsetTop;
let CurImage = document.getElementById("stalin");
canvas.width = window.innerWidth - canvasOffsetX;
canvas.height = window.innerHeight - canvasOffsetY;
function copyImageToCanvas(image, x, y) {
ctx.drawImage(image, 0, 0, canvas.width, canvas.height)
}
// Initial Drawring
setTimeout(() => {
copyImageToCanvas(CurImage, canvasOffsetX, canvasOffsetY);
}, 300);
window.onresize = () => {
canvasOffsetX = canvas.offsetLeft;
canvasOffsetY = canvas.offsetTop;
canvas.width = window.innerWidth - canvasOffsetX;
canvas.height = window.innerHeight - canvasOffsetY;
copyImageToCanvas(CurImage, canvasOffsetX, canvasOffsetY);
}
/* EventHandlers and stuff*/
let isPainting = false;
let lineWidth = 5;
let startX;
let startY;
toolbar.addEventListener('click', e => {
const stalinImg = document.getElementById("stalin");
const veekogudImg = document.getElementById("veekogud");
const pildid = new Array();
pildid.push(stalinImg);
pildid.push(veekogudImg);
if (e.target.id === "stalin" || e.target.id === "veekogud") {
for (el in pildid) {
pildid[el].classList.remove("picked");
}
let newPicked = document.getElementById(e.target.id);
newPicked.classList.add("picked");
// Draw New Pick
CurImage = newPicked;
copyImageToCanvas(CurImage, canvasOffsetX, canvasOffsetY);
moveOnDisable();
}
if (e.target.id === 'clear') {
ctx.clearRect(0, 0, canvas.width, canvas.height);
copyImageToCanvas(CurImage, canvasOffsetX, canvasOffsetY);
moveOnDisable();
}
});
/* Drawing stuff from here */
toolbar.addEventListener('change', e => {
if(e.target.id === 'stroke') {
ctx.strokeStyle = e.target.value;
}
if(e.target.id === 'lineWidth') {
lineWidth = e.target.value;
}
});
const draw = (e) => {
if(!isPainting) {
return;
}
ctx.lineWidth = lineWidth;
ctx.lineCap = 'round';
ctx.lineTo(e.clientX - canvasOffsetX, e.clientY);
//ctx.lineTo(e.clientX - abiOffset, e.clientY);
ctx.stroke();
moveOnEnable();
}
canvas.addEventListener('mousedown', (e) => {
isPainting = true;
startX = e.clientX;
startY = e.clientY;
});
canvas.addEventListener('mouseup', e => {
isPainting = false;
ctx.stroke();
ctx.beginPath();
});
canvas.addEventListener('mousemove', draw);
// Move On Stuff
function moveOnEnable(){
const btn = document.querySelector(".moveOn");
btn.disabled = false;
btn.onclick = () => location.href = "";
}
function moveOnDisable(){
const btn = document.querySelector(".moveOn");
btn.disabled = true;
}
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