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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package com.fourisland.fourpuzzle.gamestate.mapview.event;
import com.fourisland.fourpuzzle.Direction;
import com.fourisland.fourpuzzle.gamestate.mapview.Map;
import com.fourisland.fourpuzzle.util.Interval;
import java.awt.Point;
import java.util.ArrayList;
import java.util.List;
/**
*
* @author hatkirby
*/
public abstract class AbstractEvent implements Event {
private Point location = new Point();
public Point getLocation()
{
return location;
}
public void setLocation(Point location)
{
this.location = location;
}
public void setLocation(int x, int y)
{
location.setLocation(x, y);
}
private boolean moving = false;
public boolean isMoving()
{
return moving;
}
public void setMoving(boolean moving)
{
this.moving = moving;
}
private int moveTimer;
public boolean startMoving(Direction toMove)
{
/* If the event is already moving (sometimes it manages to slip through
* the other filters), simply return without doing anything */
if (isMoving())
{
return false;
}
/* Attempt to turn in the correct direction and then check if it was
* done. It could fail in certain cases which would mean the event
* shouldn't move, for instance, if a LayerEvent's AnimationType was
* FixedGraphic.
*
* There is a slight problem with this, however. Currently, if the
* AnimationType is FixedGraphic, but the event is already facing the
* correct direction, the event will move anyway, despite being fixed */
setDirection(toMove);
if (getDirection() != toMove)
{
return false;
}
/* Make sure that there are no present obstructions on the map in the
* specified direction */
if (!getParentMap().checkForCollision(this, toMove))
{
// Start the stepping animation
setAnimationStep(2);
// Ask the event's MoveSpeed for the length of the animation
moveTimer = getMoveSpeed().getSpeed();
// Set the moving flag
setMoving(true);
return true;
} else {
return false;
}
}
Interval in = Interval.createTickInterval(0.5F);
public void processMoving()
{
if (isMoving())
{
// Movement should be processed every half tick
if (in.isElapsed())
{
// Decrement the move timer
moveTimer--;
if (moveTimer <= 0)
{
/* If movement has finished, stop the animation and unset
* the moving flag */
setAnimationStep(1);
setMoving(false);
// Move the event to the correct location
setLocation(getDirection().to(getLocation()));
} else if (moveTimer <= (getMoveSpeed().getSpeed() / 2))
{
// If movement is half-complete, advance its animation
setAnimationStep(0);
}
}
}
}
public boolean isOccupyingSpace(int x, int y)
{
// Check if the event occupies the given location
if (getLocation().equals(new Point(x,y)))
{
return true;
}
/* Because a moving event technically occupies two locations, we also
* need to check if the given location is where the event is moving to
* (if it's moving at all) */
if (isMoving())
{
Point loc = getDirection().to(getLocation());
if ((loc.x == x) && (loc.y == y))
{
return true;
}
}
return false;
}
public List<Direction> getLegalMoves()
{
List<Direction> temp = new ArrayList<Direction>();
for (Direction d : Direction.values())
{
if (!getParentMap().checkForCollision(this, d))
{
temp.add(d);
}
}
return temp;
}
private Map parentMap = null;
public Map getParentMap()
{
if (parentMap == null)
{
throw new NullPointerException();
}
return parentMap;
}
public void setParentMap(Map parentMap)
{
this.parentMap = parentMap;
}
public int getRenderX()
{
return (getLocation().x * 16) - 4 + getMovingX();
}
public int getRenderY()
{
return (getLocation().y * 16) - 16 + getMovingY();
}
public int getMovingX()
{
if (isMoving())
{
if (getDirection() == Direction.West)
{
return -(Math.round((getMoveSpeed().getSpeed() - moveTimer) * (16F / getMoveSpeed().getSpeed())));
} else if (getDirection() == Direction.East)
{
return Math.round((getMoveSpeed().getSpeed() - moveTimer) * (16F / getMoveSpeed().getSpeed()));
}
}
return 0;
}
public int getMovingY()
{
if (isMoving())
{
if (getDirection() == Direction.North)
{
return -(Math.round((getMoveSpeed().getSpeed() - moveTimer) * (16F / getMoveSpeed().getSpeed())));
} else if (getDirection() == Direction.South)
{
return Math.round((getMoveSpeed().getSpeed() - moveTimer) * (16F / getMoveSpeed().getSpeed()));
}
}
return 0;
}
private MoveSpeed moveSpeed;
public void setMoveSpeed(MoveSpeed moveSpeed)
{
this.moveSpeed = moveSpeed;
}
public MoveSpeed getMoveSpeed()
{
return moveSpeed;
}
}
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