ixevix

function Sketchpad(element) {
    var canvas, ctx, mouseX, mouseY, mouseDown=0, touchX, touchY, lastX=-1, lastY=-1;
    
    function drawLine(ctx, x, y, size) {
        if ( lastX == -1 ) {
            lastX=x;
            lastY=y;
        }
        
        r = 0; g = 0; b = 0; a = 255;