/*

 File: ZipEntryView.m

 Abstract: ZipEntryView is a view used to present an archive entry

 in the browser's preview column.  It shows an icon and some text.

 Version: 1.1

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 may be used to endorse or promote products derived from the Apple

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 MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION

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 OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.

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 */ 

#import "ZipEntryView.h"

#import "ZipEntry.h"

#define X_OFFSET 5

#define Y_OFFSET 5

#define Y_SPACING 5

@implementation ZipEntryView

@synthesize viewController;

- (BOOL)isFlipped {

    return YES;

}

- (NSString *)entryName {

    return [(ZipEntry *)[[self viewController] representedObject] name];

}

- (NSString *)storedSizeString {

    return [NSString stringWithFormat:@"Stored size: %u", [(ZipEntry *)[[self viewController] representedObject] compressedSize]];

}

- (NSString *)originalSizeString {

    return [NSString stringWithFormat:@"Original size: %u", [(ZipEntry *)[[self viewController] representedObject] uncompressedSize]];

}

- (NSImage *)image {

    return [[NSWorkspace sharedWorkspace] iconForFileType:[[self entryName] pathExtension]];

}

- (NSDictionary *)textAttributes {

    return [NSDictionary dictionaryWithObjectsAndKeys:[NSFont systemFontOfSize:0], NSFontAttributeName, nil];

}

- (void)getImageRect:(NSRectPointer)imageRect nameRect:(NSRectPointer)nameRect storedSizeRect:(NSRectPointer)storedSizeRect originalSizeRect:(NSRectPointer)originalSizeRect {

    NSSize imageSize = [[self image] size], proposedStringSize = NSMakeSize([self bounds].size.width - 2 * X_OFFSET, 1.0e6);

    NSDictionary *attributes = [self textAttributes];

    NSRect localImageRect = NSMakeRect(X_OFFSET, Y_OFFSET, imageSize.width, imageSize.height), localNameRect = NSZeroRect, localStoredSizeRect = NSZeroRect, localOriginalSizeRect = NSZeroRect;

    if (nameRect || storedSizeRect || originalSizeRect) {

        localNameRect = [[self entryName] boundingRectWithSize:proposedStringSize options:NSStringDrawingUsesLineFragmentOrigin attributes:attributes];

        localNameRect.origin = NSMakePoint(X_OFFSET, NSMaxY(localImageRect));

    }

    if (storedSizeRect || originalSizeRect) {

        localStoredSizeRect = [[self storedSizeString] boundingRectWithSize:proposedStringSize options:NSStringDrawingUsesLineFragmentOrigin attributes:attributes];

        localStoredSizeRect.origin = NSMakePoint(X_OFFSET, NSMaxY(localNameRect) + Y_SPACING);

    }

    if (originalSizeRect) {

        localOriginalSizeRect = [[self originalSizeString] boundingRectWithSize:proposedStringSize options:NSStringDrawingUsesLineFragmentOrigin attributes:attributes];

        localOriginalSizeRect.origin = NSMakePoint(X_OFFSET, NSMaxY(localStoredSizeRect));

    }

    if (imageRect) *imageRect = localImageRect;

    if (nameRect) *nameRect = localNameRect;

    if (storedSizeRect) *storedSizeRect = localStoredSizeRect;

    if (originalSizeRect) *originalSizeRect = localOriginalSizeRect;

}

- (void)drawRect:(NSRect)rect {

    NSRect imageRect, nameRect, storedSizeRect, originalSizeRect;

    NSDictionary *attributes = [self textAttributes];

    [self getImageRect:&imageRect nameRect:&nameRect storedSizeRect:&storedSizeRect originalSizeRect:&originalSizeRect];

    [[self image] compositeToPoint:NSMakePoint(imageRect.origin.x, NSMaxY(imageRect)) operation:NSCompositeSourceOver];

    [[self entryName] drawWithRect:nameRect options:NSStringDrawingUsesLineFragmentOrigin attributes:attributes];

    [[self storedSizeString] drawWithRect:storedSizeRect options:NSStringDrawingUsesLineFragmentOrigin attributes:attributes];

    [[self originalSizeString] drawWithRect:originalSizeRect options:NSStringDrawingUsesLineFragmentOrigin attributes:attributes];

}

@end