The mask is powerful. They can be used in many ways to achieve infinite results. Masks make it easy for you to work every day and save more time, and in many instances it becomes an essential tool. There is a power to control two or more layers, and they affect each other, which is essential in your animation design. Using masks in Flash the coolest thing is not just to help you make good pictures, they can also make animations-a very powerful concept that can be quickly mastered.
Rotation of the Earth
Every time I work with a mask, I feel like a magician. Masks provide you with an illusion of ability. Very much like the magician's "Trick" trick. None of this audience can see, you and the designer have the ability to control it.
A more popular animation request from Flash users is how to make a rotating earth. First of all, it may be thought that the earth is a sphere, a rotating animation of a sphere requires either 3d program or meticulous one-frame animation. If you use a mask, you may not necessarily do that. Remember, it's not what you see, on the contrary, you can't see it.
1. First, a picture of the continent is needed. A quick search on the line will produce a large number of instances. Import this picture into Flash to save it as a bitmap or to draw it manually in Flash. Convert it to a symbol.