ghostmoveathomeactions.cpp

VIGASOCO (VIdeo GAmes SOurce COde) Windows port (v0.01)

// GhostMoveAtHomeActions.cpp
//
/////////////////////////////////////////////////////////////////////////////

#include "GhostMoveAtHomeActions.h"
#include "Ghost.h"
#include "Game.h"

void GhostExitHomeAction::run(Ghost *ghost)
{
	// if the ghost is at home and it's not set to go for pacman yet
	if (ghost->substate != 1) {
		// moves up
		ghost->posX += movementOffsets[UP][0];
		ghost->posY += movementOffsets[UP][1];

		// updates orientation
		ghost->prevOrientation = ghost->orientation = UP;

		// if it's out
		if (ghost->posY == 0x64){
			// set tile positions
			ghost->tilePosX = 0x2e;
			ghost->tilePosY = 0x2c;

			// set last movement offsets to left
			ghost->prevMovOffsX = ghost->movOffsX = movementOffsets[LEFT][0];
			ghost->prevMovOffsY = ghost->movOffsY = movementOffsets[LEFT][1];

			// updates orientation
			ghost->prevOrientation = ghost->orientation = LEFT;

			// changes substate to go for pacman
			ghost->substate = 1;
		}
	}
}

void GhostMoveUpAndDownAction::run(Ghost *ghost)
{
	// if the ghost is at home and it's not set to go for pacman yet
	if (ghost->substate != 1) {
		// if it has reached the top or the bottom, change it's orientation
		if ((ghost->posY == 0x78) || (ghost->posY == 0x80)){
			ghost->changeOrientation();
		}

		ghost->prevOrientation = ghost->orientation;

		// moves
		ghost->posX += ghost->movOffsX;
		ghost->posY += ghost->movOffsY;
	}
}

void GhostMoveFromLeftToCenterAction::run(Ghost *ghost)
{
	// moves right
	ghost->posX += movementOffsets[RIGHT][0];
	ghost->posY += movementOffsets[RIGHT][1];

	// updates orientation
	ghost->prevOrientation = ghost->orientation = RIGHT;

	// if the ghost has fully reached the center, change substate
	if (ghost->posX == 0x80){
		ghost->substate = 2;
	}
}

void GhostMoveFromRightToCenterAction::run(Ghost *ghost)
{
	// moves left
	ghost->posX += movementOffsets[LEFT][0];
	ghost->posY += movementOffsets[LEFT][1];

	// updates orientation
	ghost->prevOrientation = ghost->orientation = LEFT;

	// if the ghost has fully reached the center, change substate
	if (ghost->posX == 0x80){
		ghost->substate = 2;
	}
}