<!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>Example</title> <link rel="stylesheet" href="../css/style.css"> <script type="text/javascript">var root = '../../'</script> <script type="text/javascript" src="../../src/load.js"></script> <script type="text/paperscript" canvas="canvas"> var y = view.size.height / 2; var width = view.size.width; var vector = new Point({ angle: 45, length: width / 5 }); var offset = width / 30; var handleTexts = []; var path = new Path(); path.segments = [ [[offset, y], null, vector.rotate(-90)], [[width / 2, y], vector.rotate(-180), vector], [[width - offset, y], vector.rotate(90), null] ]; path.selected = true; function onMouseMove(event) { var point = event.point.clone(); // Constrain the event point, to not cut off the text: if (point.y < 22) point.y = 22; if (point.y > view.size.height - 24) point.y = view.size.height - 24; var delta = point - view.center; for (var i = 0; i < 2; i++) { var curve = path.curves[i]; curve.handle1.y = curve.handle2.y = delta.y * (i % 2 ? 1 : -1); var firstPoint = curve.point1 + curve.handle1; var secondPoint = curve.point2 + curve.handle2; handleTexts[i * 2].point = secondPoint - (firstPoint.y < y ? [0, 10] : [0, -18]); handleTexts[i * 2 + 1].point = firstPoint - (firstPoint.y < y ? [0, 10] : [0, -18]); } } project.currentStyle.fillColor = 'black'; for (var i = 0; i < 3; i++) { var segment = path.segments[i]; var text = new PointText(segment.point - [0, 10]); text.content = i; text.paragraphStyle.justification = 'center'; } for (var i = 0; i < 2; i++) { var handleInText = new PointText(); handleInText.content = 'handleIn'; handleInText.paragraphStyle.justification = 'center'; handleInText.characterStyle.fontSize = 9; handleTexts.push(handleInText); var handleOutText = new PointText(); handleOutText.content = 'handleOut'; handleOutText.paragraphStyle.justification = 'center'; handleOutText.characterStyle.fontSize = 9; handleTexts.push(handleOutText); } // Call onMouseMove once to correctly position the text items: onMouseMove({ point: view.center - vector.rotate(-90) }); </script> </head> <body> <canvas id='canvas' width=303 height=167 resize></canvas> </body>