/*

     File: ExplorerController.m 

 Abstract: Demonstrates how to gather and display various metrics information for installed fonts using NSFont.

  Version: 1.1 

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 */

#import "ExplorerController.h"

@implementation ExplorerController

- (void)awakeFromNib

{

    // create empty array to hold device info

    fontArray = [[NSMutableArray alloc] init];

    [self createFontList];

    [[NSNotificationCenter defaultCenter] addObserver:self

                                             selector:@selector(fontSetChanged:)

                                                 name:NSFontSetChangedNotification

                                               object:nil];

}

- (void)dealloc

{

    [fontArray release];

    [[NSNotificationCenter defaultCenter] removeObserver:self name:NSFontSetChangedNotification object:nil];

    [super dealloc];

}

- (void)createFontList

{

    NSString *name = NULL;

    NSEnumerator *nameEnum = [[[NSFontManager sharedFontManager] availableFonts] objectEnumerator];

    while (name = [nameEnum nextObject])

    {

        NSFont *font;

        NSSize maxAdvancement;

        NSRect boundRect;

        NSMutableDictionary *theDict = NULL;

        NSString *fontDisplayName = NULL;

        // create dictionary to hold device info

        theDict = [NSMutableDictionary dictionaryWithCapacity:0];

        font = [NSFont fontWithName:name size:12.0];

        maxAdvancement = [font maximumAdvancement];

        boundRect = [font boundingRectForFont];

        // attempted to retrieve localized name

        fontDisplayName = [font displayName];

        if (fontDisplayName)

            [theDict setObject:fontDisplayName forKey:@"name"];

        else

            [theDict setObject:name forKey:@"name"];

        // glyph count

        [theDict setObject:[NSString stringWithFormat:@"%8d", (int)[font numberOfGlyphs]] forKey:@"#gly"];

        // ascender

        [theDict setObject:[NSString stringWithFormat:@"%8.4f", [font ascender]] forKey:@"ascender"];

        // descender

        [theDict setObject:[NSString stringWithFormat:@"%8.4f", [font descender]] forKey:@"descender"];

        // descender

        [theDict setObject:[NSString stringWithFormat:@"%8.4f", [font leading]] forKey:@"leading"];

        // xHeight

        [theDict setObject:[NSString stringWithFormat:@"%8.3f", [font xHeight]] forKey:@"xHeight"];

        // capHeight

        [theDict setObject:[NSString stringWithFormat:@"%8.3f", [font capHeight]] forKey:@"capHeight"];

        // italicAngle

        [theDict setObject:[NSString stringWithFormat:@"%8.3f", [font italicAngle]] forKey:@"italicAngle"];

        // underlinePosition

        [theDict setObject:[NSString stringWithFormat:@"%8.3f", [font underlinePosition]] forKey:@"underlinePosition"];

        // underlineThickness

        [theDict setObject:[NSString stringWithFormat:@"%8.3f", [font underlineThickness]] forKey:@"underlineThickness"];

        // mostCompatibleStringEncoding

        [theDict setObject:[NSString localizedNameOfStringEncoding:[font mostCompatibleStringEncoding]] forKey:@"mostCompatibleStringEncoding"];

        // XBounds

        [theDict setObject:[NSString stringWithFormat:@"%8.3f", NSMinX(boundRect)] forKey:@"XBounds"];

        // YBounds

        [theDict setObject:[NSString stringWithFormat:@"%8.3f", NSMinY(boundRect)] forKey:@"YBounds"];

        // WidthBounds

        [theDict setObject:[NSString stringWithFormat:@"%8.3f", NSWidth(boundRect)] forKey:@"WidthBounds"];

        // HeightBounds

        [theDict setObject:[NSString stringWithFormat:@"%8.3f", NSHeight(boundRect)] forKey:@"HeightBounds"];

        // AdvWidth

        [theDict setObject:[NSString stringWithFormat:@"%8.3f", maxAdvancement.width] forKey:@"AdvWidth"];

        // AdvHeight

        [theDict setObject:[NSString stringWithFormat:@"%8.3f", maxAdvancement.height] forKey:@"AdvHeight"];

        // isFixedPitch

        [theDict setObject:[NSString stringWithFormat:@"%s", [font isFixedPitch] ? "YES" : "NO"] forKey:@"isFixedPitch"];

        [fontArray addObject:theDict];

    }

    [myTable reloadData];

}

- (void)fontSetChanged:(NSNotification *)notification

{

    [myTable reloadData];

}

- (int)numberOfRowsInTableView:(NSTableView *)aTableView

{

    return [fontArray count];

}

- (id)tableView:(NSTableView *)aTableView

      objectValueForTableColumn:(NSTableColumn *)aTableColumn

      row:(int)rowIndex

{

    NSDictionary *deviceDict = NULL;

    deviceDict = [fontArray objectAtIndex:rowIndex];

    return [deviceDict objectForKey:[aTableColumn identifier]];

}

@end