DIR : /home/kozerus/public_html/go/konva9.html

/home/kozerus/public_html/go

Relative Pointer Position Demo view raw

<!DOCTYPE html>
<html>
<head>
<!--	<script src="https://unpkg.com/konva@8.3.0/konva.min.js"></script> -->
	<script src="/go/js/konva_min.js"></script>
	<meta charset="utf-8" />
	<title>Konva Relative Pointer Position Demo</title>
	<style>
		body {
			margin: 0;
			padding: 0;
			overflow: hidden;
			background-color: #f0f0f0;
			}
		</style>
	</head>

  <body>
    <div id="container"></div>
    <script>
	var width = window.innerWidth;
	var height = window.innerHeight;

	var stage = new Konva.Stage({
		container: 'container',
		width: width,
		height: height,
		x: 20,
		y: 50,
		});

	var layer = new Konva.Layer({
		scaleX: 1.2,
		scaleY: 0.8,
		rotation: 5,
		});
      stage.add(layer);

      var group = new Konva.Group({
        x: 30,
        rotation: 10,
        scaleX: 1.5,
      });
      layer.add(group);

      var text = new Konva.Text({
        text: 'Click on the canvas to draw a circle',
        fontSize: 20,
      });
      group.add(text);

      stage.on('click', function () {
        var pos = group.getRelativePointerPosition();
        var shape = new Konva.Circle({
          x: pos.x,
          y: pos.y,
          fill: 'red',
          radius: 20,
			});

		group.add(shape);
			});
		</script>
	</body>
	</html>

koh5_pano

Drag mouse to navigate.

Navigation

Left/Right Mouse drag: Changes camera heading.
Up/Sown Mouse drag: Changes camera pitch.
Scroll wheel: Changes camera field of view.
I-Key: Displays Info panel with canvas size, image size and FPS.

17.Aug.2010, Martin Wengenmayer