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ส่งงาน desktop application
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<!DOCTYPE html>
<html>

<head>
	<meta charset="UTF-8">
	<script>
		window.onload = function () {

			var chart = new CanvasJS.Chart("chartContainer", {
				animationEnabled: true,
				title: {
					text: "Try Dragging Any Column to Resize"
				},
				axisX: {
					minimum: 5,
					maximum: 95
				},
				data: [{
					type: "column",
					dataPoints: [{
							x: 10,
							y: 71
						},
						{
							x: 20,
							y: 55
						},
						{
							x: 30,
							y: 50
						},
						{
							x: 40,
							y: 65
						},
						{
							x: 50,
							y: 95
						},
						{
							x: 60,
							y: 68
						},
						{
							x: 70,
							y: 28
						},
						{
							x: 80,
							y: 34
						},
						{
							x: 90,
							y: 14
						}
					]
				}]
			});
			chart.render();

			var xSnapDistance = chart.axisX[0].convertPixelToValue(chart.get("dataPointWidth")) / 2;
			var ySnapDistance = 3;

			var xValue, yValue;

			var mouseDown = false;
			var selected = null;
			var changeCursor = false;

			var timerId = null;

			function getPosition(e) {
				var parentOffset = $("#chartContainer > .canvasjs-chart-container").offset();
				var relX = e.pageX - parentOffset.left;
				var relY = e.pageY - parentOffset.top;
				xValue = Math.round(chart.axisX[0].convertPixelToValue(relX));
				yValue = Math.round(chart.axisY[0].convertPixelToValue(relY));
			}

			function searchDataPoint() {
				var dps = chart.data[0].dataPoints;
				for (var i = 0; i < dps.length; i++) {
					if ((xValue >= dps[i].x - xSnapDistance && xValue <= dps[i].x + xSnapDistance) && (yValue >= dps[i].y -
							ySnapDistance && yValue <= dps[i].y + ySnapDistance)) {
						if (mouseDown) {
							selected = i;
							break;
						} else {
							changeCursor = true;
							break;
						}
					} else {
						selected = null;
						changeCursor = false;
					}
				}
			}

			jQuery("#chartContainer > .canvasjs-chart-container").on({
				mousedown: function (e) {
					mouseDown = true;
					getPosition(e);
					searchDataPoint();
				},
				mousemove: function (e) {
					getPosition(e);
					if (mouseDown) {
						clearTimeout(timerId);
						timerId = setTimeout(function () {
							if (selected != null) {
								chart.data[0].dataPoints[selected].y = yValue;
								chart.render();
							}
						}, 0);
					} else {
						searchDataPoint();
						if (changeCursor) {
							chart.data[0].set("cursor", "n-resize");
						} else {
							chart.data[0].set("cursor", "default");
						}
					}
				},
				mouseup: function (e) {
					if (selected != null) {
						chart.data[0].dataPoints[selected].y = yValue;
						chart.render();
						mouseDown = false;
					}
				}
			});

		}
	</script>
</head>

<body>
	<div id="chartContainer" style="height: 370px; max-width: 920px; margin: 0px auto;"></div>
	<script src="../../asset/js/canvasjs/jquery-1.11.1.min.js"></script>
	<script src="../../asset/js/canvasjs/canvasjs.min.js"></script>
</body>

</html>