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1 <!DOCTYPE html> |
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2 <html> |
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3 <head><title>TUIO Client plugin test</title> |
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4 <style type="text/css"> |
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5 body { margin: 0px; overflow: hidden; } |
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6 canvas { border: 1px solid black; } |
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7 </style> |
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8 <script type="text/javascript" src="tuio.js"></script> |
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9 <script type="text/javascript"> |
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10 |
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11 var canvas; |
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12 var ctx; |
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13 var w = 0; |
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14 var h = 0; |
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15 |
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16 var timer; |
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17 var updateStarted = false; |
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18 |
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19 function update() { |
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20 if (updateStarted) return; |
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21 updateStarted = true; |
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22 |
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23 var nw = window.innerWidth; |
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24 var nh = window.innerHeight; |
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25 |
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26 if ((w != nw) || (h != nh)) { |
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27 w = nw; |
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28 h = nh; |
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29 canvas.style.width = w+'px'; |
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30 canvas.style.height = h+'px'; |
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31 canvas.width = w; |
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32 canvas.height = h; |
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33 } |
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34 |
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35 ctx.clearRect(0, 0, w, h); |
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36 |
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37 var i, len = tuio.cursors.length; |
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38 for (i=0; i<len; i++) { |
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39 var obj = tuio.cursors[i]; |
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40 var x = obj.x; |
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41 var y = obj.y; |
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42 var px = x * w; |
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43 var py = y * h; |
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44 |
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45 ctx.beginPath(); |
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46 ctx.arc(px, py, 20, 0, 2*Math.PI, true); |
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47 |
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48 ctx.fillStyle = "rgba(0, 0, 200, 0.2)"; |
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49 ctx.fill(); |
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50 |
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51 ctx.lineWidth = 2.0; |
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52 ctx.strokeStyle = "rgba(0, 0, 200, 0.8)"; |
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53 ctx.stroke(); |
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54 } |
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55 |
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56 updateStarted = false; |
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57 } |
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58 |
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59 function ol() { |
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60 canvas = document.getElementById('canvas'); |
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61 ctx = canvas.getContext('2d'); |
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62 timer = setInterval(update, 15); |
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63 }; |
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64 |
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65 </script> |
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66 </head> |
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67 <body onload="ol()"> |
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68 |
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69 <canvas id="canvas" width="300" height="300" style="top:0px; left:0px; width: 300px; height: 300px;"></canvas> |
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70 <object id="tuio" type="application/x-tuio">Plugin FAILED to load</object> |
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71 |
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72 </body> |
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73 </html> |