Step 1: Creating something to fire at! First we are going to
create some enemy spaceships to fire at. Open up the source file
from the end of tutorial 2. On the main Timeline create a new
layer and call it enemy. On this new layer draw an enemy
spaceship. Select the enemy spaceship, choose Insert and Convert
to Symbol (or F8) and make your enemy a movie clip. Select this
enemy movie clip and in the Instance panel set the movie clips
name to enemy1 (as shown If you don't want to draw the enemy
spaceship you can download this fla in the downloadable zip
file, with this step already done for you. The enemy spaceships:
Our game is going to follow a typical space shooting game
structure. The enemy spaceships are going to move across the
stage from right to left. The player will need to either dodge
or shoot the enemies. If the player shoots an enemy it will
explode. If an enemy collides with the player the game will be
over. We will use duplicateMovieCip to create multiple enemy
ships. Random start locations Our e