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/* |
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Borrowed from https://github.com/ecstasy2/toast-notifications-ios |
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iToast.m |
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MIT LICENSE |
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Copyright (c) 2011 Guru Software |
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Permission is hereby granted, free of charge, to any person obtaining a copy |
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of this software and associated documentation files (the "Software"), to deal |
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in the Software without restriction, including without limitation the rights |
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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copies of the Software, and to permit persons to whom the Software is |
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furnished to do so, subject to the following conditions: |
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The above copyright notice and this permission notice shall be included in |
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all copies or substantial portions of the Software. |
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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THE SOFTWARE. |
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*/ |
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#import "iToast.h" |
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#import <QuartzCore/QuartzCore.h> |
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#define CURRENT_TOAST_TAG 6984678 |
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static const CGFloat kComponentPadding = 5; |
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static iToastSettings *sharedSettings = nil; |
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@interface iToast(private) |
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- (iToast *) settings; |
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- (CGRect)_toastFrameForImageSize:(CGSize)imageSize withLocation:(iToastImageLocation)location andTextSize:(CGSize)textSize; |
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- (CGRect)_frameForImage:(iToastType)type inToastFrame:(CGRect)toastFrame; |
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@end |
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@implementation iToast |
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- (id) initWithText:(NSString *) tex{ |
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if (self = [super init]) { |
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text = [tex copy]; |
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} |
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return self; |
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} |
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- (void) show{ |
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[self show:iToastTypeNone]; |
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} |
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- (void) show:(iToastType) type { |
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iToastSettings *theSettings = _settings; |
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if (!theSettings) { |
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theSettings = [iToastSettings getSharedSettings]; |
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} |
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UIImage *image = [theSettings.images valueForKey:[NSString stringWithFormat:@"%i", type]]; |
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UIFont *font = [UIFont systemFontOfSize:theSettings.fontSize]; |
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NSAttributedString *attributedText =[[NSAttributedString alloc] initWithString:text attributes:@{ NSFontAttributeName: font}]; |
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CGRect rect = [attributedText boundingRectWithSize:CGSizeMake(280, 60) |
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options:NSStringDrawingUsesLineFragmentOrigin |
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context:nil]; |
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CGSize textSize = rect.size; |
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UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(0, 0, textSize.width + kComponentPadding, textSize.height + kComponentPadding)]; |
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label.backgroundColor = [UIColor clearColor]; |
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label.textColor = [UIColor whiteColor]; |
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label.font = font; |
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label.text = text; |
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label.numberOfLines = 0; |
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if (theSettings.useShadow) { |
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label.shadowColor = [UIColor darkGrayColor]; |
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label.shadowOffset = CGSizeMake(1, 1); |
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} |
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UIButton *v = [UIButton buttonWithType:UIButtonTypeCustom]; |
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if (image) { |
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v.frame = [self _toastFrameForImageSize:image.size withLocation:[theSettings imageLocation] andTextSize:textSize]; |
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switch ([theSettings imageLocation]) { |
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case iToastImageLocationLeft: |
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[label setTextAlignment:NSTextAlignmentLeft]; |
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label.center = CGPointMake(image.size.width + kComponentPadding * 2 |
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+ (v.frame.size.width - image.size.width - kComponentPadding * 2) / 2, |
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v.frame.size.height / 2); |
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break; |
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case iToastImageLocationTop: |
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[label setTextAlignment:NSTextAlignmentCenter]; |
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label.center = CGPointMake(v.frame.size.width / 2, |
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(image.size.height + kComponentPadding * 2 |
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+ (v.frame.size.height - image.size.height - kComponentPadding * 2) / 2)); |
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break; |
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default: |
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break; |
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} |
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} else { |
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v.frame = CGRectMake(0, 0, textSize.width + kComponentPadding * 2, textSize.height + kComponentPadding * 2); |
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label.center = CGPointMake(v.frame.size.width / 2, v.frame.size.height / 2); |
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} |
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CGRect lbfrm = label.frame; |
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lbfrm.origin.x = ceil(lbfrm.origin.x); |
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lbfrm.origin.y = ceil(lbfrm.origin.y); |
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label.frame = lbfrm; |
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[v addSubview:label]; |
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[label release]; |
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if (image) { |
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UIImageView *imageView = [[UIImageView alloc] initWithImage:image]; |
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imageView.frame = [self _frameForImage:type inToastFrame:v.frame]; |
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[v addSubview:imageView]; |
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[imageView release]; |
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} |
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v.backgroundColor = [UIColor colorWithRed:theSettings.bgRed green:theSettings.bgGreen blue:theSettings.bgBlue alpha:theSettings.bgAlpha]; |
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v.layer.cornerRadius = theSettings.cornerRadius; |
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UIWindow *window = [[[UIApplication sharedApplication] windows] objectAtIndex:0]; |
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CGPoint point = CGPointZero; |
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// Set correct orientation/location regarding device orientation |
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UIInterfaceOrientation orientation = (UIInterfaceOrientation)[[UIApplication sharedApplication] statusBarOrientation]; |
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double version = [[[UIDevice currentDevice] systemVersion] doubleValue]; |
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switch (orientation) { |
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case UIDeviceOrientationPortrait: |
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{ |
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if (theSettings.gravity == iToastGravityTop) { |
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point = CGPointMake(window.frame.size.width / 2, 45); |
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} else if (theSettings.gravity == iToastGravityBottom) { |
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point = CGPointMake(window.frame.size.width / 2, window.frame.size.height - 45); |
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} else if (theSettings.gravity == iToastGravityCenter) { |
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point = CGPointMake(window.frame.size.width/2, window.frame.size.height/2); |
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} else { |
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point = theSettings.postition; |
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} |
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point = CGPointMake(point.x + theSettings.offsetLeft, point.y + theSettings.offsetTop); |
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break; |
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} |
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case UIDeviceOrientationPortraitUpsideDown: |
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{ |
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if (version < 8.0) { |
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v.transform = CGAffineTransformMakeRotation(M_PI); |
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} |
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float width = window.frame.size.width; |
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float height = window.frame.size.height; |
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if (theSettings.gravity == iToastGravityTop) { |
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point = CGPointMake(width / 2, height - 45); |
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} else if (theSettings.gravity == iToastGravityBottom) { |
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point = CGPointMake(width / 2, 45); |
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} else if (theSettings.gravity == iToastGravityCenter) { |
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point = CGPointMake(width/2, height/2); |
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} else { |
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// TODO : handle this case |
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point = theSettings.postition; |
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} |
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point = CGPointMake(point.x - theSettings.offsetLeft, point.y - theSettings.offsetTop); |
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break; |
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} |
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case UIDeviceOrientationLandscapeLeft: |
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{ |
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if (version < 8.0) { |
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v.transform = CGAffineTransformMakeRotation(M_PI/2); //rotation in radians |
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} |
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if (theSettings.gravity == iToastGravityTop) { |
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point = CGPointMake(window.frame.size.width - 45, window.frame.size.height / 2); |
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} else if (theSettings.gravity == iToastGravityBottom) { |
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point = CGPointMake(45,window.frame.size.height / 2); |
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} else if (theSettings.gravity == iToastGravityCenter) { |
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point = CGPointMake(window.frame.size.width/2, window.frame.size.height/2); |
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} else { |
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// TODO : handle this case |
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point = theSettings.postition; |
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} |
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point = CGPointMake(point.x - theSettings.offsetTop, point.y - theSettings.offsetLeft); |
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break; |
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} |
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case UIDeviceOrientationLandscapeRight: |
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{ |
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if (version < 8.0) { |
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v.transform = CGAffineTransformMakeRotation(-M_PI/2); |
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} |
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if (theSettings.gravity == iToastGravityTop) { |
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point = CGPointMake(45, window.frame.size.height / 2); |
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} else if (theSettings.gravity == iToastGravityBottom) { |
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point = CGPointMake(window.frame.size.width - 45, window.frame.size.height/2); |
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} else if (theSettings.gravity == iToastGravityCenter) { |
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point = CGPointMake(window.frame.size.width/2, window.frame.size.height/2); |
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} else { |
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// TODO : handle this case |
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point = theSettings.postition; |
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} |
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point = CGPointMake(point.x + theSettings.offsetTop, point.y + theSettings.offsetLeft); |
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break; |
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} |
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default: |
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break; |
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} |
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v.center = point; |
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v.frame = CGRectIntegral(v.frame); |
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NSTimer *timer1 = [NSTimer timerWithTimeInterval:((float)theSettings.duration)/1000 |
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target:self selector:@selector(hideToast:) |
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userInfo:nil repeats:NO]; |
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[[NSRunLoop mainRunLoop] addTimer:timer1 forMode:NSDefaultRunLoopMode]; |
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v.tag = CURRENT_TOAST_TAG; |
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UIView *currentToast = [window viewWithTag:CURRENT_TOAST_TAG]; |
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if (currentToast != nil) { |
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[currentToast removeFromSuperview]; |
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} |
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v.alpha = 0; |
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[window addSubview:v]; |
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[UIView beginAnimations:nil context:nil]; |
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v.alpha = 1; |
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[UIView commitAnimations]; |
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view = [v retain]; |
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[v addTarget:self action:@selector(hideToast:) forControlEvents:UIControlEventTouchDown]; |
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} |
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- (CGRect)_toastFrameForImageSize:(CGSize)imageSize withLocation:(iToastImageLocation)location andTextSize:(CGSize)textSize { |
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CGRect theRect = CGRectZero; |
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switch (location) { |
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case iToastImageLocationLeft: |
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theRect = CGRectMake(0, 0, |
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imageSize.width + textSize.width + kComponentPadding * 3, |
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MAX(textSize.height, imageSize.height) + kComponentPadding * 2); |
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break; |
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case iToastImageLocationTop: |
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theRect = CGRectMake(0, 0, |
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MAX(textSize.width, imageSize.width) + kComponentPadding * 2, |
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imageSize.height + textSize.height + kComponentPadding * 3); |
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default: |
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break; |
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} |
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return theRect; |
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} |
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- (CGRect)_frameForImage:(iToastType)type inToastFrame:(CGRect)toastFrame { |
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iToastSettings *theSettings = _settings; |
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UIImage *image = [theSettings.images valueForKey:[NSString stringWithFormat:@"%i", type]]; |
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if (!image) return CGRectZero; |
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CGRect imageFrame = CGRectZero; |
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switch ([theSettings imageLocation]) { |
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case iToastImageLocationLeft: |
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imageFrame = CGRectMake(kComponentPadding, (toastFrame.size.height - image.size.height) / 2, image.size.width, image.size.height); |
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break; |
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case iToastImageLocationTop: |
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imageFrame = CGRectMake((toastFrame.size.width - image.size.width) / 2, kComponentPadding, image.size.width, image.size.height); |
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break; |
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default: |
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break; |
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} |
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return imageFrame; |
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} |
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- (void) hideToast:(NSTimer*)theTimer{ |
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[UIView beginAnimations:nil context:NULL]; |
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view.alpha = 0; |
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[UIView commitAnimations]; |
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NSTimer *timer2 = [NSTimer timerWithTimeInterval:500 |
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target:self selector:@selector(hideToast:) |
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userInfo:nil repeats:NO]; |
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[[NSRunLoop mainRunLoop] addTimer:timer2 forMode:NSDefaultRunLoopMode]; |
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} |
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- (void) removeToast:(NSTimer*)theTimer{ |
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[view removeFromSuperview]; |
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} |
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+ (iToast *) makeText:(NSString *) _text{ |
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iToast *toast = [[[iToast alloc] initWithText:_text] autorelease]; |
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return toast; |
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} |
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- (iToast *) setDuration:(NSInteger ) duration{ |
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[self theSettings].duration = duration; |
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return self; |
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} |
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- (iToast *) setGravity:(iToastGravity) gravity |
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offsetLeft:(NSInteger) left |
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offsetTop:(NSInteger) top{ |
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[self theSettings].gravity = gravity; |
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[self theSettings].offsetLeft = left; |
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[self theSettings].offsetTop = top; |
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return self; |
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} |
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- (iToast *) setGravity:(iToastGravity) gravity{ |
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[self theSettings].gravity = gravity; |
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return self; |
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} |
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- (iToast *) setPostion:(CGPoint) _position{ |
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[self theSettings].postition = CGPointMake(_position.x, _position.y); |
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return self; |
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} |
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- (iToast *) setFontSize:(CGFloat) fontSize{ |
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[self theSettings].fontSize = fontSize; |
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return self; |
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} |
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- (iToast *) setUseShadow:(BOOL) useShadow{ |
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[self theSettings].useShadow = useShadow; |
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return self; |
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} |
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- (iToast *) setCornerRadius:(CGFloat) cornerRadius{ |
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[self theSettings].cornerRadius = cornerRadius; |
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return self; |
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} |
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- (iToast *) setBgRed:(CGFloat) bgRed{ |
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[self theSettings].bgRed = bgRed; |
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return self; |
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} |
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- (iToast *) setBgGreen:(CGFloat) bgGreen{ |
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[self theSettings].bgGreen = bgGreen; |
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return self; |
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} |
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- (iToast *) setBgBlue:(CGFloat) bgBlue{ |
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[self theSettings].bgBlue = bgBlue; |
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return self; |
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} |
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- (iToast *) setBgAlpha:(CGFloat) bgAlpha{ |
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[self theSettings].bgAlpha = bgAlpha; |
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return self; |
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} |
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-(iToastSettings *) theSettings{ |
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if (!_settings) { |
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_settings = [[iToastSettings getSharedSettings] copy]; |
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} |
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return _settings; |
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} |
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@end |
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@implementation iToastSettings |
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@synthesize offsetLeft; |
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@synthesize offsetTop; |
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@synthesize duration; |
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@synthesize gravity; |
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@synthesize postition; |
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@synthesize fontSize; |
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@synthesize useShadow; |
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@synthesize cornerRadius; |
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@synthesize bgRed; |
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@synthesize bgGreen; |
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@synthesize bgBlue; |
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@synthesize bgAlpha; |
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@synthesize images; |
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@synthesize imageLocation; |
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- (void) setImage:(UIImage *) img withLocation:(iToastImageLocation)location forType:(iToastType) type { |
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if (type == iToastTypeNone) { |
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// This should not be used, internal use only (to force no image) |
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return; |
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} |
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if (!images) { |
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images = [[NSMutableDictionary alloc] initWithCapacity:4]; |
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} |
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if (img) { |
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NSString *key = [NSString stringWithFormat:@"%i", type]; |
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[images setValue:img forKey:key]; |
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} |
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[self setImageLocation:location]; |
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} |
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- (void)setImage:(UIImage *)img forType:(iToastType)type { |
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[self setImage:img withLocation:iToastImageLocationLeft forType:type]; |
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} |
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+ (iToastSettings *) getSharedSettings{ |
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if (!sharedSettings) { |
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sharedSettings = [iToastSettings new]; |
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sharedSettings.gravity = iToastGravityCenter; |
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sharedSettings.duration = iToastDurationShort; |
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sharedSettings.fontSize = 16.0; |
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sharedSettings.useShadow = YES; |
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sharedSettings.cornerRadius = 5.0; |
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sharedSettings.bgRed = 0; |
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sharedSettings.bgGreen = 0; |
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sharedSettings.bgBlue = 0; |
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sharedSettings.bgAlpha = 0.7; |
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sharedSettings.offsetLeft = 0; |
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sharedSettings.offsetTop = 0; |
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} |
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return sharedSettings; |
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} |
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- (id) copyWithZone:(NSZone *)zone{ |
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iToastSettings *copy = [iToastSettings new]; |
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copy.gravity = self.gravity; |
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copy.duration = self.duration; |
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copy.postition = self.postition; |
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copy.fontSize = self.fontSize; |
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copy.useShadow = self.useShadow; |
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copy.cornerRadius = self.cornerRadius; |
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copy.bgRed = self.bgRed; |
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copy.bgGreen = self.bgGreen; |
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copy.bgBlue = self.bgBlue; |
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copy.bgAlpha = self.bgAlpha; |
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copy.offsetLeft = self.offsetLeft; |
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copy.offsetTop = self.offsetTop; |
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NSArray *keys = [self.images allKeys]; |
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for (NSString *key in keys){ |
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[copy setImage:[images valueForKey:key] forType:[key intValue]]; |
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} |
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[copy setImageLocation:imageLocation]; |
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return copy; |
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} |
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@end |