//

//  IconTextCell.h

//  Murky

//

//  Created by David Keegan on 1/5/10.

//  Copyright 2010 InScopeApps{+}. All rights reserved.

//

//  By:   Jim McGowan

//  From: http://www.cocoadev.com/index.pl?VerticallyCenteringTableViewItems

//

#import <Cocoa/Cocoa.h>

@interface IconTextCell : NSTextFieldCell {

	NSImage *icon;

}

- (void)setIcon:(NSImage *)newIcon;

@end

//

//  IconTextCell.m

//  Murky

//

//  Created by David Keegan on 1/5/10.

//  Copyright 2010 InScopeApps{+}. All rights reserved.

//

#import "IconTextCell.h"

void defineTextAndIconRects(NSRect cellRect, NSRect *imageRect, NSRect *stringRect, float stringHeight);

@implementation IconTextCell

- (id)init {

    self = [super initTextCell:@""];

	icon = nil;

    [self setEditable:YES];

    [self setScrollable:YES];

    [self setLineBreakMode:NSLineBreakByTruncatingTail];

    return self;

}

- (id)copyWithZone:(NSZone *)zone {

	IconTextCell *copy = [[IconTextCell allocWithZone:zone] init];

	[copy setAttributedStringValue:[self attributedStringValue]];

	[copy setIcon:icon];

	return copy;

}

- (NSColor *)textColor {

	if([self isHighlighted])

	{

		return [NSColor selectedMenuItemTextColor];

	}

	else

	{

		return [NSColor controlTextColor];

	}

}

- (void)drawInteriorWithFrame:(NSRect)aRect inView:(NSView *)controlView {

	NSRect imgRect, strRect;

	float strHeight = [[self attributedStringValue] size].height;

	defineTextAndIconRects(aRect, &imgRect, &strRect, strHeight);

	if([[self controlView] isFlipped])

	{

		[icon setFlipped:YES];

	}

	[icon drawInRect:imgRect fromRect:NSZeroRect operation:NSCompositeSourceOver fraction:1.0f];

	[[self attributedStringValue] drawInRect:strRect];

}

- (void)selectWithFrame:(NSRect)aRect inView:(NSView *)controlView editor:(NSText *)textObj delegate:(id)anObject start:(int)selStart length:(int)selLength {

	NSRect imgRect, strRect;

	float strHeight = [[self attributedStringValue] size].height;

	defineTextAndIconRects(aRect, &imgRect, &strRect, strHeight);

	[super selectWithFrame:strRect inView:controlView editor:textObj delegate:anObject start:selStart length:selLength];

	[textObj setTextColor:[NSColor controlTextColor]];

}

- (void)setObjectValue:(id <NSCopying, NSObject>)object {

	// change this part to suit your own use...

	if([object isKindOfClass:[NSDictionary class]])

	{

		[self setStringValue:[(NSDictionary *)object valueForKey:@"name"]];

		[self setIcon:[NSUnarchiver unarchiveObjectWithData:[(NSDictionary *)object valueForKey:@"image"]]];

	}

	else

	{

		[super setObjectValue:object];

	}

}

- (void)setIcon:(NSImage *)newIcon {

	if(newIcon != icon)

	{

		[icon release];

		icon = [newIcon copy];

	}

}

- (void)dealloc {

	[icon release];

	[super dealloc];

}

@end

void defineTextAndIconRects(NSRect cellRect, NSRect *imageRect, NSRect *stringRect, float stringHeight) {

	float cellHeight = cellRect.size.height;

	NSDivideRect(cellRect, imageRect, stringRect, cellHeight, NSMinXEdge);

	*imageRect = NSInsetRect(*imageRect, 2.0f, 2.0f);

	*stringRect = NSInsetRect(*stringRect, 2.0f, 0.0f);

	stringRect -> origin.y += (stringRect -> size.height - stringHeight) / 2.0f;

	stringRect -> size.height = stringHeight;

}