//
//  BPInteractiveItem.m
//  Piles3
//
//  Created by Bea on 30/06/05.
//  Copyright 2005 __MyCompanyName__. All rights reserved.
//

#import "BPInteractiveItem.h"


@implementation BPDefaultInteractiveItem

- (id)init
{
	[super init];
	
	offset = malloc(sizeof(NSSize));
	*offset = NSZeroSize;	
	
	position = malloc(sizeof(NSPoint));
	*position = NSZeroPoint;
	
	dragFormPosition = malloc(sizeof(NSPoint));
	*dragFormPosition = NSZeroPoint;
	
	trackingRectNum = 0;
		
	return self;
}

- (void)setPositionOffset:(NSSize)theOffset
{
	offset->width = theOffset.width;
	offset->height = theOffset.height;
}

- (void)moveWithOffsetToPoint:(NSPoint)point
{
	NSPoint newPosition;
	newPosition.x = point.x + offset->width;
	newPosition.y = point.y + offset->height;
	[self setPosition:newPosition];
}

- (void)setPosition:(NSPoint)iconPosition
{	
	position->x = iconPosition.x;
	position->y = iconPosition.y;
	
	// move dragFormPosition to the current position
	// would doing just *dragFormPosition = *position make a memory leak?
	dragFormPosition->x = position->x;
	dragFormPosition->y = position->y;
}

- (NSPoint)position
{	
	return *position;
}

- (NSPoint)dragFormPosition
{	
	return *dragFormPosition;
}

- (void)moveDragFormWithOffsetToPoint:(NSPoint)point
{	
	dragFormPosition->x = point.x + offset->width;
	dragFormPosition->y = point.y + offset->height;
	beingDragged = YES;
}

- (void)drop
{
	[self setPosition:*dragFormPosition];
	beingDragged = NO;
}

- (void)snapBackWithOffsetToPoint:(NSPoint)point
{
	[self moveDragFormWithOffsetToPoint:point];
	[self drop];
}

- (BOOL)isBeingDragged
{
	return beingDragged;
}

- (void)setOnDragDest:(BOOL)onDest
{
	onDragDest = onDest;
}

- (BOOL)isOnDragDest
{
	return onDragDest;
}


- (void)drawSelf {}
- (void)drawDragForm {}

- (BOOL)isMouseOver:(NSPoint)point { return NO; }
	
- (void)setTrackingRectNum:(int)num
{
	trackingRectNum = num;
}

- (int)trackingRectNum
{
	return trackingRectNum;
}

- (NSRect)trackingRectBounds { return NSZeroRect; }
- (void)mouseEnteredTrackingRect {}
- (void)mouseExitedTrackingRect {}


- (void)dealloc 
{
	NSLog(@"dealloc BPInteractiveItem");
	
	free(offset);
	
	free(position);
	free(dragFormPosition);
	
	[super dealloc];
}

@end