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/*
NSFontManager.m
Manages system and user fonts
Copyright (C) 1996 Free Software Foundation, Inc.
Author: Scott Christley <scottc@net-community.com>
Date: 1996
This file is part of the GNUstep GUI Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
If you are interested in a warranty or support for this source code,
contact Scott Christley <scottc@net-community.com> for more information.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <gnustep/gui/NSFontManager.h>
#include <gnustep/gui/NSApplication.h>
//
// Class variables
//
NSFontManager *MB_THE_FONT_MANAGER;
NSFontPanel *MB_THE_FONT_PANEL;
id MB_THE_FONT_MANAGER_FACTORY;
id MB_THE_FONT_PANEL_FACTORY;
@implementation NSFontManager
//
// Class methods
//
+ (void)initialize
{
if (self == [NSFontManager class])
{
NSLog(@"Initialize NSFontManager class\n");
// Initial version
[self setVersion:1];
// Set the factories
[self setFontManagerFactory:[NSFontManager class]];
[self setFontPanelFactory:[NSFontManager class]];
}
}
//
// Managing the FontManager
//
+ (void)setFontManagerFactory:(Class)classId
{
MB_THE_FONT_MANAGER_FACTORY = classId;
}
+ (void)setFontPanelFactory:(Class)classId
{
MB_THE_FONT_PANEL_FACTORY = classId;
}
+ (NSFontManager *)sharedFontManager
{
if (!MB_THE_FONT_MANAGER)
MB_THE_FONT_MANAGER = [[NSFontManager alloc] init];
[MB_THE_FONT_MANAGER enumerateFamilies];
return MB_THE_FONT_MANAGER;
}
//
// Instance methods
//
- init
{
[super init];
// Allocate the font list
font_list = [NSMutableArray array];
return self;
}
- (void)enumerateFamilies
{
if (!family_list)
{
// Allocate the family list
family_list = [NSMutableArray array];
family_metrics = [NSMutableArray array];
// Enumerate the available font families
}
}
//
// Converting Fonts
//
- (NSFont *)convertFont:(NSFont *)fontObject
{
return fontObject;
}
- (NSFont *)convertFont:(NSFont *)fontObject
toFamily:(NSString *)family
{
if ([family compare:[fontObject familyName]] == NSOrderedSame)
{
// If already of that family then just return it
return fontObject;
}
else
{
// Else convert it
NSFont *f = [fontObject mutableCopy];
[f setFamilyName:family];
return f;
}
}
- (NSFont *)convertFont:(NSFont *)fontObject
toFace:(NSString *)typeface
{
return fontObject;
}
- (NSFont *)convertFont:(NSFont *)fontObject
toHaveTrait:(NSFontTraitMask)trait
{
NSFontTraitMask t = [fontObject traits];
if (t & trait)
{
// If already have that trait then just return it
return fontObject;
}
else
{
// Else convert it
NSFont *f = [fontObject mutableCopy];
t = t | trait;
[f setTraits:t];
return f;
}
}
- (NSFont *)convertFont:(NSFont *)fontObject
toNotHaveTrait:(NSFontTraitMask)trait
{
NSFontTraitMask t = [fontObject traits];
if (!(t & trait))
{
// If already do not have that trait then just return it
return fontObject;
}
else
{
// Else convert it
NSFont *f = [fontObject mutableCopy];
t = t ^ trait;
[f setTraits:t];
return f;
}
}
- (NSFont *)convertFont:(NSFont *)fontObject
toSize:(float)size
{
if ([fontObject pointSize] == size)
{
// If already that size then just return it
return fontObject;
}
else
{
// Else convert it
NSFont *f = [fontObject mutableCopy];
[f setPointSize:size];
return f;
}
}
- (NSFont *)convertWeight:(BOOL)upFlag
ofFont:(NSFont *)fontObject
{
return fontObject;
}
- (NSFont *)fontWithFamily:(NSString *)family
traits:(NSFontTraitMask)traits
weight:(int)weight
size:(float)size
{
int i, j;
BOOL found = NO;
NSString *name;
NSFont *f;
j = [family_list count];
for (i = 0;i < j; ++i)
{
name = [family_list objectAtIndex:i];
if ([family compare:name] == NSOrderedSame)
{
found = YES;
break;
}
}
if (found)
{
f = [[NSFont alloc] init];
[f setFamilyName:family];
[f setTraits:traits];
[f setPointSize:size];
return f;
}
else
return nil;
}
//
// Setting and Getting Parameters
//
- (SEL)action
{
return action;
}
- (NSArray *)availableFonts
{
return family_list;
}
- (NSArray *)familyMetrics;
{
return family_metrics;
}
- (NSMenu *)fontMenu:(BOOL)create
{
return font_menu;
}
- (NSFontPanel *)fontPanel:(BOOL)create
{
if ((!MB_THE_FONT_PANEL) && (create))
MB_THE_FONT_PANEL = [[NSFontPanel alloc] init];
return MB_THE_FONT_PANEL;
}
- (BOOL)isEnabled
{
return NO;
}
- (BOOL)isMultiple
{
return NO;
}
- (NSFont *)selectedFont
{
return nil;
}
- (void)setAction:(SEL)aSelector
{
action = aSelector;
}
- (void)setEnabled:(BOOL)flag
{}
- (void)setFontMenu:(NSMenu *)newMenu
{}
- (void)setSelectedFont:(NSFont *)fontObject
isMultiple:(BOOL)flag
{
selected_font = fontObject;
}
- (NSFontTraitMask)traitsOfFont:(NSFont *)fontObject
{
return 0;
}
- (int)weightOfFont:(NSFont *)fontObject
{
}
//
// Target and Action Methods
//
- (BOOL)sendAction
{
return NO;
}
//
// Assigning a Delegate
//
- (id)delegate
{
return delegate;
}
- (void)setDelegate:(id)anObject
{
delegate = anObject;
}
//
// Methods Implemented by the Delegate
//
- (BOOL)fontManager:(id)sender willIncludeFont:(NSString *)fontName
{
if ([delegate respondsToSelector:@selector(fontManager:willIncludeFont:)])
return [delegate fontManager:self willIncludeFont:fontName];
else
return YES;
}
@end
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