buzzdecafe/globe.svg

## globe.svg

      
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              globe.svg
            
          
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## spinner.html
<!DOCTYPE html>
<html>
<head>
<style>
#c {
  border: 1px dotted #006;
}
</style>
</head>

<body>

<canvas id="c"></canvas>


<script>
(function() {
    var r;
    var c = document.getElementById("c");
    var ctx = c.getContext("2d");
    var globe = new Image();
    globe.src = "globe.svg";

    c.setAttribute("width", "700px");
    c.setAttribute("height", "500px");

    function clear() {
        c.width = c.width;
    }


    globe.onload = function() {
        var cw = c.width;
        var cCtr = cw/2;
        ctx.drawImage(globe, 0, -cCtr, cw, cw);

        function mkSpin(ctx, image) {
            var ctrX = cCtr;
            var ctrY = 0;
            return function rotate(angle) {
                clear();
                ctx.translate(ctrX, ctrY);
                ctx.rotate(angle * TO_RADIANS);
                ctx.drawImage(image, -cCtr, -cCtr, cw, cw);
            };
        }
        r = mkSpin(ctx, globe);
    };

    var TO_RADIANS = Math.PI/180;

    function clickHandler() {
        var t = false;
        return function(e) {
            if (t) {
                clearTimeout(t);
                t = false;
            } else {
                t = setInterval((function() {
                    var i = 0;
                    return function() {
                        i = i + 10 % 360;
                        r(i);
                    };
                })(), 20);
            }
        };
    }


    c.addEventListener("click", clickHandler());
}());

</script>
</body>


</html>
	<!DOCTYPE html>
	<html>
	<head>
	<style>
	#c {
	border: 1px dotted #006;
	}
	</style>
	</head>

	<body>

	<canvas id="c"></canvas>


	<script>
	(function() {
	var r;
	var c = document.getElementById("c");
	var ctx = c.getContext("2d");
	var globe = new Image();
	globe.src = "globe.svg";

	c.setAttribute("width", "700px");
	c.setAttribute("height", "500px");

	function clear() {
	c.width = c.width;
	}



	globe.onload = function() {
	var cw = c.width;
	var cCtr = cw/2;
	ctx.drawImage(globe, 0, -cCtr, cw, cw);

	function mkSpin(ctx, image) {
	var ctrX = cCtr;
	var ctrY = 0;
	return function rotate(angle) {
	clear();
	ctx.translate(ctrX, ctrY);
	ctx.rotate(angle * TO_RADIANS);
	ctx.drawImage(image, -cCtr, -cCtr, cw, cw);
	};
	}
	r = mkSpin(ctx, globe);
	};

	var TO_RADIANS = Math.PI/180;

	function clickHandler() {
	var t = false;
	return function(e) {
	if (t) {
	clearTimeout(t);
	t = false;
	} else {
	t = setInterval((function() {
	var i = 0;
	return function() {
	i = i + 10 % 360;
	r(i);
	};
	})(), 20);
	}
	};
	}


	c.addEventListener("click", clickHandler());
	}());

	</script>
	</body>


	</html>