modifyImage.html
979 Bytes
<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta charset="utf-8" />
<title></title>
</head>
<body>
<canvas id="imgCanvas" height="1000" width="1050" onclick="pickCordinates(event)"></canvas>
<script type="text/javascript">
var image = new Image();
image.src= "http://localhost:57915/heart.jpg"
var myCanvas = document.getElementById('imgCanvas');
var context = myCanvas.getContext('2d');
context.drawImage(image, 0, 0);
var data = context.getImageData(0, 0, 1, 1).data;
// var mousePos = getMousePos(evt);
// alert('X: '+mousePos.x+" , Y: "+mousePos.y);
//}, false);
function pickCordinates(event) {
var x = event.clientX;
var y = event.clientY;
alert("X coords: " + x + ", Y coords: " + y);
}
</script>
</body>
</html>