Game Development Reference
In-Depth Information
Enemy plane right (library class name PlaneRightGif ): This plane flies in from the right.
The lower it enters the screen, the harder it is to shoot down. See Figure 4-6.
Figure 4-6. Plane flying in from the right side
Explosion (library class name Ex21Gif. . .Ex25Gif ): This is the animation we use
when anything explodes in the game. See Figure 4-7.
Figure 4-7. Explosion animation frames
Ship (library class name ShipGif ): This is the ship the player must defend from the
enemy planes. The player starts the game with three ships in the fleet. See Figure 4-8.
Figure 4-8. Ship
Bonus plane (library class name PlaneBonusGif ): The bonus plane always flies in from
the left. If it is shot down, the player earns extra shots for the cannon. See Figure 4-9.
Figure 4-9. Bonus plane
Crosshairs (library class name CrosshairsGif ): The player controls this with the mouse.
Shots fire directly to the center and explode into flak explosions when they reach that
point. See Figure 4-10.
Figure 4-10. Crosshairs
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