Wall designer

Im looking for script similar like for own T-Shirt design similar like [login to view URL] (Only user upload background image and designing default png image on layer above) Im preparing new eshop with vinyl wall stickers. Im looking for new function - script - when user can upload image background (for example photo of his own flat) and can change position, size and color of default sticker (user cant change sticker). User can add own text - change position, color and font. And see how will looks this sticker in some color of his wall at home. USER FUNCTION: Upload own background photo and see default sticker (trasnaprent png image) on layer above it. Change size of uploaded background photo - if too big -> get smaller. Sticker - change position, size, color (from my defined color pallet) and rotation. Add own text - change position, size, color (from my defined color pallet) and font. Plus function to generate one JPG file from background, sticker and text to download. ADMIN FUNCTION: Can define default sticker (or sticker folder). Can define color pallet for stickers and text Can define Fonts for text Connect to Virtuemart - products (Joomla component) - If admin upload to product one special png image (transparent image - new field) THEN show on front page under product details button: Design your own room (under this window will be this WALL DESIGNER script) Dont use FLASH! We want to use AJAX, script, HTML5 or other language (please offer). Compatibile with Joomla 1.5 and 2.5 or dont make as Joomla component.