| <html xmlns="http://www.w3.org/1999/xhtml"> |
| <style> |
| #transformOriginDiv { |
| position: absolute; |
| width: 30px; |
| height: 30px; |
| background: green; |
| transform: rotate(90deg); |
| } |
| </style> |
| |
| <body> |
| <div id="divRoot"></div> |
| |
| <script><![CDATA[ |
| |
| function addTransformOriginDiv(x, y, transformOrigin) |
| { |
| var div = document.createElement("div"); |
| div.setAttribute("id", "transformOriginDiv"); |
| div.setAttribute("style", "top: " + y + "px; left: "+ x + "px; transform-origin: " + transformOrigin + ";"); |
| document.getElementById("divRoot").appendChild(div); |
| } |
| |
| var equivalentTransformOrigins = [ |
| ["50% 50%", "center 50%", "50% center", "center", "center center"], |
| ["0% 0%", "left 0%", "0% top", "left top", "top left"], |
| ["0% 50%", "left 50%", "0% center", "left", "left center", "center left"], |
| ["100% 0%", "right 0%", "100% top", "right top", "top right"], |
| ["0% 50%", "left 50%", "0% center", "left center", "center left"], |
| ["100% 50%", "right 50%", "100% center", "right center", "center right"], |
| ["0% 100%", "left 100%", "0% bottom", "left bottom", "left bottom"], |
| ["50% 100%", "center 100%", "50% bottom", "bottom", "center bottom", "bottom center"], |
| ["100% 100%", "right 100%", "100% bottom", "right bottom", "bottom right"] |
| ]; |
| |
| for (var i = 0; i < equivalentTransformOrigins.length; i++) { |
| var x = 60 + (i % 4) * 60; |
| var y = 60 + Math.floor(i / 4) * 60; |
| equivalentTransformOrigins[i].map( function(s) { addTransformOriginDiv(x, y, s); } ); |
| } |
| |
| ]]></script> |
| </body> |
| </html> |
