javascript
/
three.js
zrcadlo https://github.com/tazdij/three.js.git


			
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							<!DOCTYPE HTML>
<html lang="en">
	<head>
		<title>three.js canvas/webgl - geometry - text</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width; initial-scale=1.0; maximum-scale=1.0; user-scalable=0;"/>
		<style type="text/css">
			body {
				font-family: Monospace;
				background-color: #f0f0f0;
				margin: 0px;
				overflow: hidden;
			}
		</style>
	</head>
	<body>


		<script type="text/javascript" src="../build/Three.js"></script>

		<script type="text/javascript" src="js/RequestAnimationFrame.js"></script>
		<script type="text/javascript" src="js/Stats.js"></script>
       
       
       <!-- 
        <script type="text/javascript" src="../src/extras/geometries/Text.js"></script>
         <script type="text/javascript" src="helvetiker-normal-normal.js"></script>
        -->
       <script type="text/javascript" src="http://canvas-text.googlecode.com/svn-history/r41/trunk/faces/helvetiker-normal-normal.js"></script>
        

		<script type="text/javascript">

			var container, stats;

			var camera, scene, renderer;

			var text, plane;

			var targetRotation = 0;
			var targetRotationOnMouseDown = 0;

			var mouseX = 0;
			var mouseXOnMouseDown = 0;

			var windowHalfX = window.innerWidth / 2;
			var windowHalfY = window.innerHeight / 2;

			init();
			animate();

			function init() {

				container = document.createElement( 'div' );
				document.body.appendChild( container );

				var info = document.createElement( 'div' );
				info.style.position = 'absolute';
				info.style.top = '10px';
				info.style.width = '100%';
				info.style.textAlign = 'center';
				info.innerHTML = 'Drag to spin the text';
				container.appendChild( info );

				camera = new THREE.Camera( 70, window.innerWidth / window.innerHeight, 1, 1000 );
				camera.position.y = 150;
				camera.position.z = 500;
				camera.target.position.y = 150;

				scene = new THREE.Scene();

				// Get text from hash
				var theText = "Hello three.js! :)";
                 var hash = document.location.hash.substr(1);
                  if (hash.length === 0) {
                    
                  } else {
                   theText = hash;
                  }
                
                var text3d = new THREE.Text(theText, 80, 40, 4, "");
             
                //try MeshPhongMaterial MeshLambertMaterial MeshPhongMaterial MeshNormalMaterial
                var textMaterial = new THREE.MeshBasicMaterial( { color: 0.5 * 0xffffff, wireframe:false });
                text = new THREE.Mesh( text3d, textMaterial);
                
                text.doubleSided = false;
                text.position.y = 0;
                text.position.y = 0;
                text.position.z = 0;
                text.rotation.x = 0*Math.PI;
                text.rotation.y = Math.PI*2;
				text.overdraw = true;
				
                scene.addObject( text );
             
				// Plane
				plane = new THREE.Mesh( new THREE.Plane( 800, 800 ), new THREE.MeshBasicMaterial( { color: 0xe0e0e0, wireframe:true}) );
				plane.rotation.x = - 90 * ( Math.PI / 180 );
                plane.position.x = 0;
				plane.overdraw = true;
                
                
				scene.addObject( plane );

				renderer = new THREE.CanvasRenderer();
                renderer.setSize( window.innerWidth, window.innerHeight );

				container.appendChild( renderer.domElement );

				stats = new Stats();
				stats.domElement.style.position = 'absolute';
				stats.domElement.style.top = '0px';
				container.appendChild( stats.domElement );

				document.addEventListener( 'mousedown', onDocumentMouseDown, false );
				document.addEventListener( 'touchstart', onDocumentTouchStart, false );
				document.addEventListener( 'touchmove', onDocumentTouchMove, false );
			}

			//

			function onDocumentMouseDown( event ) {

				event.preventDefault();

				document.addEventListener( 'mousemove', onDocumentMouseMove, false );
				document.addEventListener( 'mouseup', onDocumentMouseUp, false );
				document.addEventListener( 'mouseout', onDocumentMouseOut, false );

				mouseXOnMouseDown = event.clientX - windowHalfX;
				targetRotationOnMouseDown = targetRotation;
			}

			function onDocumentMouseMove( event ) {

				mouseX = event.clientX - windowHalfX;

				targetRotation = targetRotationOnMouseDown + ( mouseX - mouseXOnMouseDown ) * 0.02;
			}

			function onDocumentMouseUp( event ) {

				document.removeEventListener( 'mousemove', onDocumentMouseMove, false );
				document.removeEventListener( 'mouseup', onDocumentMouseUp, false );
				document.removeEventListener( 'mouseout', onDocumentMouseOut, false );
			}

			function onDocumentMouseOut( event ) {

				document.removeEventListener( 'mousemove', onDocumentMouseMove, false );
				document.removeEventListener( 'mouseup', onDocumentMouseUp, false );
				document.removeEventListener( 'mouseout', onDocumentMouseOut, false );
			}

			function onDocumentTouchStart( event ) {

				if ( event.touches.length == 1 ) {

					event.preventDefault();

					mouseXOnMouseDown = event.touches[ 0 ].pageX - windowHalfX;
					targetRotationOnMouseDown = targetRotation;

				}
			}

			function onDocumentTouchMove( event ) {

				if ( event.touches.length == 1 ) {

					event.preventDefault();

					mouseX = event.touches[ 0 ].pageX - windowHalfX;
					targetRotation = targetRotationOnMouseDown + ( mouseX - mouseXOnMouseDown ) * 0.05;

				}
			}

			//

			function animate() {

				requestAnimationFrame( animate );

				render();
				stats.update();

			}

			function render() {

				plane.rotation.z = text.rotation.y += ( targetRotation - text.rotation.y ) * 0.05;
				renderer.render( scene, camera );

			}

		</script>
        <script>
        var _gaq=[["_setAccount","UA-7549263-1"],["_trackPageview"]]; 
        (function(d,t){var g=d.createElement(t),s=d.getElementsByTagName(t)[0];g.async=1;
        g.src=("https:"==location.protocol?"//ssl":"//www")+".google-analytics.com/ga.js";
        s.parentNode.insertBefore(g,s)}(document,"script"));
        </script>

	</body>
</html>