samhuri.net-ios/Pods/FontAwesome+iOS/FAImageView.m
2015-05-03 23:57:13 -07:00

86 lines
2.8 KiB
Objective-C

//
// FAImageView.m
//
// Copyright (c) 2012 Alex Usbergo. All rights reserved.
//
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//
// An UIImageView with the support of displaying
// a vectorial icon (by using the fontawesome iconic font)
// if the image is missing
#import "FAImageView.h"
#import "UIFont+FontAwesome.h"
@implementation FAImageView
/* When the image is set to nil the defaultView will be added as subview,
* otherwise it will be removed */
- (void)setImage:(UIImage*)image
{
[super setImage:image];
self.defaultView.hidden = (nil != image);
}
#pragma mark - Toggle the icon view
/* Lazy initialization of the view */
- (UILabel*)defaultView
{
if (nil != _defaultView)
return _defaultView;
//The size of the default view is the same of self
_defaultView = [[UILabel alloc] initWithFrame:self.bounds];
_defaultView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
//The default icon is the ban icon
[self setDefaultIcon:FABan];
_defaultView.font = [UIFont fontAwesomeFontOfSize:self.bounds.size.height];
_defaultView.textAlignment = NSTextAlignmentCenter;
_defaultView.adjustsFontSizeToFitWidth = YES;
//UIAppearance selectors
_defaultView.textColor = [UIColor whiteColor];
_defaultView.backgroundColor = [UIColor colorWithRed:.9f green:.9f blue:.9f alpha:1.f];
//It starts hidden
_defaultView.hidden = YES;
[self addSubview:_defaultView];
return _defaultView;
}
#pragma mark - Properties
- (void)setDefaultIconIdentifier:(NSString*)defaultIconIdentifier
{
self.defaultIcon = [NSString fontAwesomeEnumForIconIdentifier:defaultIconIdentifier];
}
- (void)setDefaultIcon:(FAIcon)defaultIcon
{
_defaultIcon = defaultIcon;
_defaultView.text = [NSString fontAwesomeIconStringForEnum:defaultIcon];
}
@end