473 lines
14 KiB
Objective-C
473 lines
14 KiB
Objective-C
/*
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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
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