ExplorerController.m
/* |
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 |
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