45° SNAP, RECTANGLE, BEZIER, CIRCLE, RHOMBUS, GRID, SQUARE SELECTION
当前为
// ==UserScript==
// @name Skribble Shapes/Line Tool
// @namespace https://greasyfork.org/users/861129
// @match *://skribbl.io/*
// @grant none
// @version 0.3
// @license MIT
// @copyright 2022, smartboyprofesor (https://greasyfork.org/users/861129)
// @author smartboyprofesor
// @description 45° SNAP, RECTANGLE, BEZIER, CIRCLE, RHOMBUS, GRID, SQUARE SELECTION
// ==/UserScript==
/* jshint esversion: 6 */
const canvas = document.querySelector('#canvasGame');
const lineCanvas = document.createElement('canvas');
const linectx = lineCanvas.getContext('2d');
lineCanvas.oncontextmenu = () => { return false; };
[lineCanvas.width, lineCanvas.height] = [canvas.width, canvas.height];
canvas.parentElement.insertBefore(lineCanvas, canvas);
lineCanvas.setAttribute('style', `
position: absolute;
cursor: crosshair;
width: 100%;
user-select: none;
z-index: 2;
filter: opacity(0.1);
display: none;`
);
lineCanvas.clear = () => {
linectx.clearRect(0, 0, lineCanvas.width, lineCanvas.height);
};
let icon=document.getElementsByClassName("logoSmall");for(let i=0;i<icon.length;i++)icon[i].remove()
let screengame = document.getElementById("screenGame")
let toolbar2 = document.createElement("div")
screengame.appendChild(toolbar2)
toolbar2.style="height:48px;border-radius:2px;display:flex;margin-top:65px;justify-content:center;background-image:linear-gradient(to bottom, #ffffff 0%,#f3f3f3 50%,#ededed 51%,#ffffff 100%)"
let horigrid = document.createElement("input")
toolbar2.appendChild(horigrid)
horigrid.style="margin-top:5px;margin-bottom:5px;margin-left:20px;margin-right:20px;border-radius:5px;text-align:center;color:#bd2057"
horigrid.placeholder="Horizontal Gridlines"
let vertgrid = document.createElement("input")
toolbar2.appendChild(vertgrid)
vertgrid.style="margin-top:5px;margin-bottom:5px;margin-left:20px;margin-right:20px;border-radius:5px;text-align:center;color:#bd2057"
vertgrid.placeholder="Vertical Gridlines"
horigrid.value="0"
vertgrid.value="0"
let gridenable = document.createElement("button")
toolbar2.appendChild(gridenable)
gridenable.innerHTML="Enable Grid"
gridenable.style="cursor:pointer;border-radius:5px;margin-top:5px;margin-bottom:5px;background-image:linear-gradient(to bottom, #bfd255 0%,#8eb92a 50%,#72aa00 51%,#9ecb2d 100%);color:white;font-weight:bolder;margin-left:20px;margin-right:20px"
let origin = {
preview: {},
real: {}
};
const pos = {
preview: {},
real: {}
};
const clamp = (num, min, max) => Math.min(Math.max(num, min), max)
let canvasHidden = true;
let drawingLine = false;
let doog = "";
var bezipoints = []
var beziselec = false
var bezselec = -1
var recbezselec = -1
var gridenabled = false
var gridhori = 0
var gridvert = 0
var square = false
document.addEventListener('keydown', (e) => {
if (!isDrawing()) return;
if (e.code === 'ShiftLeft' && canvasHidden) {
lineCanvas.style.display = '';
disableScroll();
canvasHidden = false;
lineCanvas.style.cursor="crosshair"
} else if (!canvasHidden){
if (doog===""){
lineCanvas.style.cursor="crosshair"
if (e.code==="KeyZ")doog="snap"
if (e.code==="KeyX")doog="rect"
if (e.code==="KeyC")doog="circ"
if (e.code==="KeyV")doog="bezi"
if (e.code==="KeyB")doog="rhom"
}else{
if (e.code==="Space")square=true
}
}
document.dispatchEvent(createMouseEvent('pointermove', pos.real));
});
function unfocusvert(vert,ty){
document.activeElement.blur()
vert.style.color="#bd2057"
if (vert.value.replace(/\D/g,'')===""){
vert.value="0"
if(ty===0){gridhori=Number(vert.value)}else{gridvert=Number(vert.value)}
}else{
vert.value=clamp(Number(vert.value.replace(/\D/g,'')),0,25).toString()
if(ty===0){gridhori=clamp(Number(vert.value.replace(/\D/g,'')),0,25)}else{gridvert=clamp(Number(vert.value.replace(/\D/g,'')),0,25)}
}
}
horigrid.addEventListener("keydown", ({key}) => {
if (key === "Enter") {
unfocusvert(horigrid,0)
}
})
horigrid.addEventListener("focusout", () => {
unfocusvert(horigrid,0)
})
horigrid.addEventListener("click",()=>{
horigrid.style.color="black"
})
vertgrid.addEventListener("keydown", ({key}) => {
if (key === "Enter") {
unfocusvert(vertgrid,1)
}
})
vertgrid.addEventListener("focusout", () => {
unfocusvert(vertgrid,1)
})
vertgrid.addEventListener("click",()=>{
vertgrid.style.color="black"
})
gridenable.addEventListener("click",()=>{
if(gridenabled===false){
gridenabled=true
gridenable.innerHTML="Disable Grid"
gridenable.style="cursor:pointer;border-radius:5px;margin-top:5px;margin-bottom:5px;background-image:linear-gradient(to bottom, #f85032 0%,#f16f5c 50%,#f6290c 51%,#f02f17 71%,#e73827 100%);color:white;font-weight:bolder;margin-left:20px;margin-right:20px"
}else{gridenabled=false;gridenable.innerHTML="Enable Grid";gridenable.style="cursor:pointer;border-radius:5px;margin-top:5px;margin-bottom:5px;background-image:linear-gradient(to bottom, #bfd255 0%,#8eb92a 50%,#72aa00 51%,#9ecb2d 100%);color:white;font-weight:bolder;margin-left:20px;margin-right:20px"}
})
document.addEventListener('keyup', (e) => {
if (e.code === 'ShiftLeft' && !canvasHidden) {
if(doog==="bezi"){
for(let i=0;i<20;i++){
const canvasRect = canvas.getBoundingClientRect();
const canvasScale = canvas.width / canvasRect.width;
let x0=bezipoints[0][0].x/canvasScale+canvasRect.left
let x1=bezipoints[1][0].x/canvasScale+canvasRect.left
let x2=bezipoints[2][0].x/canvasScale+canvasRect.left
let x3=bezipoints[3][0].x/canvasScale+canvasRect.left
let y0=bezipoints[0][0].y/canvasScale+canvasRect.top
let y1=bezipoints[1][0].y/canvasScale+canvasRect.top
let y2=bezipoints[2][0].y/canvasScale+canvasRect.top
let y3=bezipoints[3][0].y/canvasScale+canvasRect.top
let t1=i/20
let t2=(i+1)/20
canvas.dispatchEvent(createMouseEvent('mousedown', {x:(1-t1)*((1-t1)*((1-t1)*x0+t1*x1)+t1*((1-t1)*x1+t1*x2))+t1*((1-t1)*((1-t1)*x1+t1*x2)+t1*((1-t1)*x2+t1*x3)),y:(1-t1)*((1-t1)*((1-t1)*y0+t1*y1)+t1*((1-t1)*y1+t1*y2))+t1*((1-t1)*((1-t1)*y1+t1*y2)+t1*((1-t1)*y2+t1*y3))}, true));
canvas.dispatchEvent(createMouseEvent('mousemove', {x:(1-t2)*((1-t2)*((1-t2)*x0+t2*x1)+t2*((1-t2)*x1+t2*x2))+t2*((1-t2)*((1-t2)*x1+t2*x2)+t2*((1-t2)*x2+t2*x3)),y:(1-t2)*((1-t2)*((1-t2)*y0+t2*y1)+t2*((1-t2)*y1+t2*y2))+t2*((1-t2)*((1-t2)*y1+t2*y2)+t2*((1-t2)*y2+t2*y3))}, true));
canvas.dispatchEvent(createMouseEvent('mouseup', {x:(1-t2)*((1-t2)*((1-t2)*x0+t2*x1)+t2*((1-t2)*x1+t2*x2))+t2*((1-t2)*((1-t2)*x1+t2*x2)+t2*((1-t2)*x2+t2*x3)),y:(1-t2)*((1-t2)*((1-t2)*y0+t2*y1)+t2*((1-t2)*y1+t2*y2))+t2*((1-t2)*((1-t2)*y1+t2*y2)+t2*((1-t2)*y2+t2*y3))}, true));
}
lineCanvas.style.cursor="crosshair"
}
hideLineCanvas();
document.removeEventListener('pointermove', savePos);
document.removeEventListener('pointerup', mouseUpDraw);
} else if (e.code === 'KeyZ' && doog === "snap" || e.code === 'KeyX' && doog === "rect" || e.code === 'KeyC' && doog === "circ" || e.code === 'KeyB' && doog === "rhom") {
doog = "";
document.dispatchEvent(createMouseEvent('pointermove', pos.real));
} else if (e.code==="Space"){
square=false
}
});
function hideLineCanvas() {
lineCanvas.style.display = 'none';
canvasHidden = true;
doog=""
bezipoints = []
enableScroll();
resetLineCanvas();
}
lineCanvas.addEventListener('pointerdown', (e) => {
if (!e.shiftKey) hideLineCanvas();
if (bezselec===-1){
if(doog==="bezi"){
if (bezipoints.length<4){
bezipoints[bezipoints.length]=[getPos(e),0];
recbezselec=bezipoints.length
}
}
}else if(recbezselec!=bezselec){
beziselec=true
lineCanvas.style.cursor="pointer"
}
origin = getPos(e);
origin.real = getRealPos(e);
drawingLine = true;
document.addEventListener('pointermove', savePos);
document.addEventListener('pointerup', mouseUpDraw);
});
function savePos(e) {
e.preventDefault();
pos.preview = getPos(e);
pos.real = getRealPos(e);
if (!beziselec&&doog==="bezi"){
let aga = [-1,9]
for (let i=0;i<bezipoints.length;i++){
bezipoints[i][1]=0
if(Math.sqrt(Math.pow(pos.preview.x-bezipoints[i][0].x,2)+Math.pow(pos.preview.y-bezipoints[i][0].y,2))<=8){if(Math.sqrt(Math.pow(pos.preview.x-bezipoints[i][0].x,2)+Math.pow(pos.preview.y-bezipoints[i][0].y,2))<aga[1]){aga=[i,Math.sqrt(Math.pow(pos.preview.x-bezipoints[i][0].x,2)+Math.pow(pos.preview.y-bezipoints[i][0].y,2))]}}
}
bezselec=aga[0]
if (aga[0]>-1){bezipoints[aga[0]][1]=1;lineCanvas.style.cursor="pointer"}else lineCanvas.style.cursor="crosshair"
}else if(doog==="bezi")bezipoints[bezselec][0]=pos.preview
if ((canvasHidden && doog!="bezi") || (!drawingLine && doog!="bezi")) return;
if(doog!='bezi')lineCanvas.clear()
drawPreviewLine(pos.preview);
}
function mouseUpDraw(e) {
if (doog!="bezi"){
document.removeEventListener('pointermove', savePos);
document.removeEventListener('pointerup', mouseUpDraw);
drawLine(origin.real.x, origin.real.y, pos.real.x, pos.real.y);
pos.preview = getPos(e);
pos.real = getRealPos(e);
resetLineCanvas();
}else{
beziselec=false
lineCanvas.style.cursor="crosshair"
recbezselec=-1
}
}
function resetLineCanvas() {
drawingLine = false;
lineCanvas.clear();
}
function getPos(event) {
const canvasRect = canvas.getBoundingClientRect();
const canvasScale = canvas.width / canvasRect.width;
return {
x: (event.clientX - canvasRect.left) * canvasScale,
y: (event.clientY - canvasRect.top) * canvasScale
};
}
function getRealPos(event) {
return {
x: event.clientX,
y: event.clientY
};
}
function drawPreviewLine(coords) {
if(square)coords={x:origin.x+Math.min(Math.abs(coords.x-origin.x),Math.abs(coords.y-origin.y))*((coords.x-origin.x)/Math.abs(coords.x-origin.x)),y:origin.y+Math.min(Math.abs(coords.x-origin.x),Math.abs(coords.y-origin.y))*((coords.y-origin.y)/Math.abs(coords.y-origin.y))}
linectx.beginPath();
if (doog==="snap") {
linectx.moveTo(origin.x, origin.y);
let ab_x = coords.x-origin.x
let ab_y = coords.y-origin.y
let abc123 = Math.round((180*(Math.atan(ab_x/ab_y)+((((ab_y-Math.abs(ab_y))/ab_y)/2)*Math.PI)))/(45*Math.PI))*((Math.PI*45)/180)
linectx.lineTo(Math.sin(abc123)*Math.sqrt(Math.pow(ab_x,2)+Math.pow(ab_y,2))+origin.x,Math.cos(abc123)*Math.sqrt(Math.pow(ab_x,2)+Math.pow(ab_y,2))+origin.y)
} else if (doog==="rect") {
linectx.moveTo(origin.x, origin.y);
linectx.strokeRect(origin.x, origin.y, coords.x-origin.x, coords.y-origin.y);
} else if (doog==="circ") {
linectx.ellipse(origin.x+(coords.x-origin.x)/2, origin.y+(coords.y-origin.y)/2, Math.abs((coords.x-origin.x)/2), Math.abs((coords.y-origin.y)/2), 0, 0, 2*Math.PI);
} else if (doog==="") {
linectx.moveTo(origin.x, origin.y);
linectx.lineTo(coords.x, coords.y);
} else if (doog==="bezi"){
resetLineCanvas()
let i
for (i=0;i<bezipoints.length;i++){
linectx.beginPath()
linectx.arc(bezipoints[i][0].x,bezipoints[i][0].y,8,0,2*Math.PI)
linectx.fillStyle = 'rgba(255,'+(100*bezipoints[i][1]).toString()+','+(100*bezipoints[i][1]).toString()+',0.5)'
linectx.fill()
linectx.beginPath()
linectx.arc(bezipoints[i][0].x,bezipoints[i][0].y,3,0,2*Math.PI)
linectx.fillStyle = 'rgba(255,0,0,1)'
linectx.fill()
if(bezipoints.length==4){
linectx.beginPath()
linectx.moveTo(bezipoints[0][0].x,bezipoints[0][0].y)
linectx.bezierCurveTo(bezipoints[1][0].x,bezipoints[1][0].y,bezipoints[2][0].x,bezipoints[2][0].y,bezipoints[3][0].x,bezipoints[3][0].y)
linectx.stroke()
}
}
} else if (doog==="rhom"){
linectx.moveTo(origin.x,origin.y+(coords.y-origin.y)/2)
linectx.lineTo(origin.x+(coords.x-origin.x)/2,origin.y)
linectx.lineTo(coords.x,origin.y+(coords.y-origin.y)/2)
linectx.lineTo(origin.x+(coords.x-origin.x)/2,coords.y)
linectx.lineTo(origin.x,origin.y+(coords.y-origin.y)/2)
linectx.stroke()
}
if (doog!="bezi"){linectx.lineWidth = 3;linectx.stroke()}
}
function drawLine(x1, y1, x2, y2) {
if(square){
x2=x1+Math.min(Math.abs(x2-x1),Math.abs(y2-y1))*((x2-x1)/Math.abs(x2-x1))
y2=y1+Math.min(Math.abs(x2-x1),Math.abs(y2-y1))*((y2-y1)/Math.abs(y2-y1))
}
const coords = { x: x1, y: y1 };
const newCoords = { x: x2, y: y2 };
if (doog===""||doog==="snap"){
if (doog==="snap") {
let ab_x = x2-x1
let ab_y = y2-y1
let abc123 = Math.round((180*(Math.atan(ab_x/ab_y)+((((ab_y-Math.abs(ab_y))/ab_y)/2)*Math.PI)))/(45*Math.PI))*((Math.PI*45)/180)
newCoords.x = x1+Math.sin(abc123)*Math.sqrt(Math.pow(ab_x,2)+Math.pow(ab_y,2))
newCoords.y = y1+Math.cos(abc123)*Math.sqrt(Math.pow(ab_x,2)+Math.pow(ab_y,2))
}
canvas.dispatchEvent(createMouseEvent('mousedown', coords, true));
canvas.dispatchEvent(createMouseEvent('mousemove', newCoords, true));
canvas.dispatchEvent(createMouseEvent('mouseup', newCoords, true));
}
if (doog==="rect") {
canvas.dispatchEvent(createMouseEvent('mousedown',coords,true));
canvas.dispatchEvent(createMouseEvent('mousemove',{x:x2,y:y1},true));
canvas.dispatchEvent(createMouseEvent('mousedown',{x:x2,y:y1},true));
canvas.dispatchEvent(createMouseEvent('mousemove',{x:x2,y:y2},true));
canvas.dispatchEvent(createMouseEvent('mousedown',{x:x2,y:y2},true));
canvas.dispatchEvent(createMouseEvent('mousemove',{x:x1,y:y2},true));
canvas.dispatchEvent(createMouseEvent('mousedown',{x:x1,y:y2},true));
canvas.dispatchEvent(createMouseEvent('mousemove',coords,true));
canvas.dispatchEvent(createMouseEvent('mouseup',coords,true));
if(gridenabled===true){
if(gridvert>0){for (let i=1;i<=gridvert;i++){
canvas.dispatchEvent(createMouseEvent('mousedown',{x:x1,y:y1+((y2-y1)/(gridvert+1))*i},true));
canvas.dispatchEvent(createMouseEvent('mousemove',{x:x2,y:y1+((y2-y1)/(gridvert+1))*i},true));
canvas.dispatchEvent(createMouseEvent('mouseup',{x:x2,y:y1+((y2-y1)/(gridvert+1))*i},true));
}}
if(gridhori>0){for (let i=1;i<=gridhori;i++){
canvas.dispatchEvent(createMouseEvent('mousedown',{x:x1+((x2-x1)/(gridhori+1))*i,y:y1},true));
canvas.dispatchEvent(createMouseEvent('mousemove',{x:x1+((x2-x1)/(gridhori+1))*i,y:y2},true));
canvas.dispatchEvent(createMouseEvent('mouseup',{x:x1+((x2-x1)/(gridhori+1))*i,y:y2},true));
}}
}
}
if (doog==="circ") {
let i
for (i = 0; i<36; i++) {
canvas.dispatchEvent(createMouseEvent('mousedown', {x:(x1+(x2-x1)/2)+Math.sin(((i)*10*Math.PI)/180)*((x2-x1)/2),y:(y1+(y2-y1)/2)+Math.cos(((i)*10*Math.PI)/180)*((y2-y1)/2)}, true));
canvas.dispatchEvent(createMouseEvent('mousemove', {x:(x1+(x2-x1)/2)+Math.sin(((i+1)*10*Math.PI)/180)*((x2-x1)/2),y:(y1+(y2-y1)/2)+Math.cos(((i+1)*10*Math.PI)/180)*((y2-y1)/2)}, true));
if(i===35){
canvas.dispatchEvent(createMouseEvent('mouseup', {x:(x1+(x2-x1)/2)+Math.sin(((i+1)*10*Math.PI)/180)*((x2-x1)/2),y:(y1+(y2-y1)/2)+Math.cos(((i+1)*10*Math.PI)/180)*((y2-y1)/2)}, true));
}
}
if(gridenabled===true){
if(gridhori>0){
if(gridvert===0&&gridhori===1){
for (let ie=1;ie<=gridhori;ie++){
for (i = 0; i<36/(gridhori+2)*ie; i++){
canvas.dispatchEvent(createMouseEvent('mousedown', {x:(x1+(x2-x1)/2)+Math.sin(((i)*(360/(36/(gridhori+2)*ie))*Math.PI)/180)*(((x2-x1)/2)/(gridhori+2)*ie),y:(y1+(y2-y1)/2)+Math.cos(((i)*(360/(36/(gridhori+2)*ie))*Math.PI)/180)*(((y2-y1)/2)/(gridhori+2)*ie)}, true));
canvas.dispatchEvent(createMouseEvent('mousemove', {x:(x1+(x2-x1)/2)+Math.sin(((i+1)*(360/(36/(gridhori+2)*ie))*Math.PI)/180)*(((x2-x1)/2)/(gridhori+2)*ie),y:(y1+(y2-y1)/2)+Math.cos(((i+1)*(360/(36/(gridhori+2)*ie))*Math.PI)/180)*(((y2-y1)/2)/(gridhori+2)*ie)}, true));
if(i===(36/(gridhori+2)*ie)-1){
canvas.dispatchEvent(createMouseEvent('mouseup', {x:(x1+(x2-x1)/2)+Math.sin(((i+1)*(360/(36/(gridhori+2)*ie))*Math.PI)/180)*(((x2-x1)/2)/(gridhori+2)*ie),y:(y1+(y2-y1)/2)+Math.cos(((i+1)*(360/(36/(gridhori+2)*ie))*Math.PI)/180)*(((y2-y1)/2)/(gridhori+2)*ie)}, true));
}
}
}
}else{
for (let ie=1;ie<=gridhori;ie++){
for (i = 0; i<clamp(36/(gridhori+1)*ie,7,36); i++){
canvas.dispatchEvent(createMouseEvent('mousedown', {x:(x1+(x2-x1)/2)+Math.sin(((i)*(360/clamp(36/(gridhori+1)*ie,7,36))*Math.PI)/180)*(((x2-x1)/2)/(gridhori+1)*ie),y:(y1+(y2-y1)/2)+Math.cos(((i)*(360/clamp(36/(gridhori+1)*ie,7,36))*Math.PI)/180)*(((y2-y1)/2)/(gridhori+1)*ie)}, true));
canvas.dispatchEvent(createMouseEvent('mousemove', {x:(x1+(x2-x1)/2)+Math.sin(((i+1)*(360/clamp(36/(gridhori+1)*ie,7,36))*Math.PI)/180)*(((x2-x1)/2)/(gridhori+1)*ie),y:(y1+(y2-y1)/2)+Math.cos(((i+1)*(360/clamp(36/(gridhori+1)*ie,7,36))*Math.PI)/180)*(((y2-y1)/2)/(gridhori+1)*ie)}, true));
if(i===(clamp(36/(gridhori+1)*ie,7,36))-1){
canvas.dispatchEvent(createMouseEvent('mouseup', {x:(x1+(x2-x1)/2)+Math.sin(((i+1)*(360/clamp(36/(gridhori+1)*ie,7,36))*Math.PI)/180)*(((x2-x1)/2)/(gridhori+1)*ie),y:(y1+(y2-y1)/2)+Math.cos(((i+1)*(360/clamp(36/(gridhori+1)*ie,7,36))*Math.PI)/180)*(((y2-y1)/2)/(gridhori+1)*ie)}, true));
}
}
}
}
}
if(gridvert>0){
for (let i = 0; i<gridvert; i++) {
canvas.dispatchEvent(createMouseEvent('mousedown', {x:x1+(x2-x1)/2,y:y1+(y2-y1)/2}, true));
canvas.dispatchEvent(createMouseEvent('mousemove', {x:(x1+(x2-x1)/2)+Math.sin(((i)*(360/gridvert)*Math.PI)/180)*((x2-x1)/2),y:(y1+(y2-y1)/2)-Math.cos(((i)*(360/gridvert)*Math.PI)/180)*((y2-y1)/2)}, true));
canvas.dispatchEvent(createMouseEvent('mouseup', {x:(x1+(x2-x1)/2)+Math.sin(((i)*(360/gridvert)*Math.PI)/180)*((x2-x1)/2),y:(y1+(y2-y1)/2)-Math.cos(((i)*(360/gridvert)*Math.PI)/180)*((y2-y1)/2)}, true));
}
}
}
}
if (doog==="rhom") {
canvas.dispatchEvent(createMouseEvent('mousedown', {x:x1,y:y1+(y2-y1)/2}, true));
canvas.dispatchEvent(createMouseEvent('mousemove', {x:x1+(x2-x1)/2,y:y1}, true));
canvas.dispatchEvent(createMouseEvent('mousedown', {x:x1+(x2-x1)/2,y:y1}, true));
canvas.dispatchEvent(createMouseEvent('mousemove', {x:x2,y:y1+(y2-y1)/2}, true));
canvas.dispatchEvent(createMouseEvent('mousedown', {x:x2,y:y1+(y2-y1)/2}, true));
canvas.dispatchEvent(createMouseEvent('mousemove', {x:x1+(x2-x1)/2,y:y2}, true));
canvas.dispatchEvent(createMouseEvent('mousedown', {x:x1+(x2-x1)/2,y:y2}, true));
canvas.dispatchEvent(createMouseEvent('mousemove', {x:x1,y:y1+(y2-y1)/2}, true));
canvas.dispatchEvent(createMouseEvent('mouseup', {x:x1,y:y1+(y2-y1)/2}, true));
if(gridenabled===true){
if(gridvert>0){for (let i=1;i<=gridvert;i++){
canvas.dispatchEvent(createMouseEvent('mousedown',{x:x1+(((x2-x1)/2)/(gridvert+1))*i,y:y1+((y2-y1)/2)-(((y2-y1)/2)/(gridvert+1))*i},true));
canvas.dispatchEvent(createMouseEvent('mousemove',{x:x1+((x2-x1)/2)+(((x2-x1)/2)/(gridvert+1))*i,y:y2-(((y2-y1)/2)/(gridvert+1))*i},true));
canvas.dispatchEvent(createMouseEvent('mouseup',{x:x1+((x2-x1)/2)+(((x2-x1)/2)/(gridvert+1))*i,y:y2-(((y2-y1)/2)/(gridvert+1))*i},true));
}}
if(gridhori>0){for (let i=1;i<=gridhori;i++){
canvas.dispatchEvent(createMouseEvent('mousedown',{x:x1+((x2-x1)/2)+(((x2-x1)/2)/(gridvert+1))*i,y:y1+(((y2-y1)/2)/(gridvert+1))*i},true));
canvas.dispatchEvent(createMouseEvent('mousemove',{x:x1+(((x2-x1)/2)/(gridvert+1))*i,y:y1+((y2-y1)/2)+(((y2-y1)/2)/(gridvert+1))*i},true));
canvas.dispatchEvent(createMouseEvent('mouseup',{x:x1+(((x2-x1)/2)/(gridvert+1))*i,y:y1+((y2-y1)/2)+(((y2-y1)/2)/(gridvert+1))*i},true));
}}
}
}
}
function createMouseEvent(name, coords, bubbles = false) {
return new MouseEvent(name, {
bubbles: bubbles,
clientX: coords.x,
clientY: coords.y,
button: 0
});
}
const keys = { 32: 1, 37: 1, 38: 1, 39: 1, 40: 1 };
function preventDefault(e) {
e.preventDefault();
}
function preventDefaultForScrollKeys(e) {
if (keys[e.keyCode]) {
preventDefault(e);
return false;
}
}
function isDrawing() {
return document.querySelector('.containerTools').offsetParent !== null;
}
let supportsPassive = false;
try {
window.addEventListener('test', null, Object.defineProperty({}, 'passive', {
get: function() {
supportsPassive = true;
return true;
}
}));
}
catch(e) {
console.log(e);
}
const wheelOpt = supportsPassive ? { passive: false } : false;
const wheelEvent = 'onwheel' in document.createElement('div') ? 'wheel' : 'mousewheel';
function disableScroll() {
window.addEventListener('DOMMouseScroll', preventDefault, false);
window.addEventListener(wheelEvent, preventDefault, wheelOpt);
window.addEventListener('touchmove', preventDefault, wheelOpt);
window.addEventListener('keydown', preventDefaultForScrollKeys, false);
}
function enableScroll() {
window.removeEventListener('DOMMouseScroll', preventDefault, false);
window.removeEventListener(wheelEvent, preventDefault, wheelOpt);
window.removeEventListener('touchmove', preventDefault, wheelOpt);
window.removeEventListener('keydown', preventDefaultForScrollKeys, false);
}
window.addEventListener('blur', hideLineCanvas);