int x,y,xl,yl,xline,yline,tool,col=0;
rect(20+r+space, 20, r, r);
rect(20, 20+r+space, r, r);
rect(20+r+space, 20+r+space, r, r);
rect(width-20-r*2-space*2, 20, r, r);
rect(width-20-r-space, 20, r, r);
rect(width-20-r*2-space*2, 20+r+space, r, r);
rect(width-20-r-space, 20+r+space, r, r);
rect(20+r+space, 20+r+space, r, r);
rect(30,30+r+space,15,15);
ellipse(38+r+space,38,15,15);
text("canc",r*2-space,r*2+space*2);
if(mousePressed && mouseX>20 && mouseX<r+20 && mouseY>20 && mouseY<r+20){
if(mousePressed && mouseX>20+r+space && mouseX<space+r*2+20 && mouseY>20 && mouseY<r+20){
if(mousePressed && mouseX>20 && mouseX<r+20 && mouseY>20+r+space && mouseY<r*2+space+20){
if(mousePressed && mouseX>20+r+space && mouseX<space+r*2+20 && mouseY>20+r+space && mouseY<r*2+space+20){
if(mousePressed && mouseX>width-20-r*2-space*2 && mouseX<width-20-r-space && mouseY>20 && mouseY<r+20){
if(mousePressed && mouseX>width-20-r-space && mouseX<width-20 && mouseY>20 && mouseY<r+20){
if(mousePressed && mouseX>width-20-r*2-space*2 && mouseX<width-20-r-space && mouseY>space+r+20 && mouseY<space*2+r*2+20){
if(mousePressed && mouseX>width-20-r-space && mouseX<width-20 && mouseY>space+r+20 && mouseY<space*2+r*2+20){
if(col==0 &&mousePressed; ){
if(col==1 &&mousePressed; ){
if(col==2 &&mousePressed; ){
if(col==3 &&mousePressed; ){
if(tool==0 && mousePressed){
line(mouseX,mouseY,pmouseX,pmouseY);
if(tool==1 &&mousePressed;){
line(mouseX,mouseY,pmouseX,pmouseY);
if(tool==2 && mousePressed){
line(mouseX,mouseY,pmouseX,pmouseY);