Kích hoạt một Mask Để kích hoạt một mặt nạ, bạn chỉ cần khóa nó và bất kỳ của các lớp liên kết bên dưới nó. các lớp liên kết là thụt vào trong khu vực Tên lớp và có biểu tượng màu xanh. Bạn có thể khóa và mở khóa một mặt nạ và các lớp của nó để chỉnh sửa và xem ảnh hưởng của mặt nạ trong các môi trường phát triển Flash. | Activating a Mask To activate a mask you simply lock it and any of the linked layers beneath it. Linked layers are indented in the Layer Name region and have tinted blue icons. You can lock and unlock a mask and its layers to edit them and see the effects of the mask in the Flash development environment. You can also use the Test command in Flash Professional to view the masking effects in the Flash Player. Activate a Mask Open a document with a masked layer. Click the black dot in the lock column of the mask layer to lock it. The dot changes to a lock icon. Click this dot on each linked layer to lock all of them and see the masking effect. TIMESAVER You can click the Lock icon at the top of the lock layers column to lock all the layers in your Timeline simultaneously. Shapes drawn on the mask layer define the visible area. Chapter 11 Creating Masks 301 Editing a Mask Masks are editable. Which type of element you are using in the mask layer defines the procedure for editing editable shapes can be modified with Flash s drawing tools while groups and symbols must be edited in their own editing modes. Regardless Flash only concerns itself with the fill area. Changes to color alpha and other such attributes are ignored. To edit a mask you must first unlock it. To view your changes simply re-lock the mask layer and all of its linked layers. Edit a Mask If the mask layer is locked click on the lock icon in the Lock Layer column to unlock the layer and enable it for editing. Edit the shape of the mask or if using a group or symbol enter the group or symbol s editing mode. Re-lock the mask layer and any linked layers to view changes. Add or delete shapes or draw new ones with any of Flash s drawing tools. 302 Chapter 11 Removing a Mask To remove a mask layer entirely select it and then click the Delete Layer icon. You can also convert a mask layer back to a normal layer in the Layer Properties dialog box. Additionally you can remove linked layers from a mask layer set by .
