/*

     File: Switch.m

 Abstract: Switch, a subclass of GamePiece

  Version: 1.0

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 */

#import "Switch.h"

#import "SwitchedVertGate.h"

#import "Game.h"

@implementation Switch

- (id)initInGame:(Game *)g {

    if (!(self = [self initInGame:g imageName:@"switch" numFrames:1 numPoses:4])) return nil;

    [self setPerFrameTime:10000000];

    return self;

}

- (void)explode {

    curPose = (curPose + 1) % numPoses;

    BOOL open = (curPose == numPoses - 1);

    NSInteger pieceType, cnt;

    for (pieceType = StationaryEnemyPiece; pieceType <= MobileEnemyPiece; pieceType++) {

        NSArray *pieces = [game piecesOfType:pieceType];

        for (cnt = 0; cnt < [pieces count]; cnt++) {

            GamePiece *piece = [pieces objectAtIndex:cnt];

            if ([piece isKindOfClass:[SwitchedVertGate class]]) {   /* ??? instanceOf -> isKindOf ? */

                if (open) {

                    [(SwitchedVertGate *)piece openGate];

                } else {

                    [(SwitchedVertGate *)piece closeGate];

                }

            }

        }

    }

}

@end