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//
// Photo.m
// PhotoDemo
//
// Created by Harry on 12-12-6.
// Copyright (c) 2012年 Harry. All rights reserved.
//
#import "HGPhoto.h"
#import <QuartzCore/QuartzCore.h>
#import "UIImageView+WebCache.h"
static CGRect oldframe;
@interface HGPhoto() <UIGestureRecognizerDelegate>
@property (strong, nonatomic) UIView *viewMask;
@property (strong, nonatomic) UIImageView *viewPhoto;
@property (strong, nonatomic) UIButton *delBtn;
@property (strong, nonatomic) NSString *stringImageUrl;
@property (nonatomic) CGPoint pointOrigin;
@property (nonatomic) BOOL editModel;
@property (nonatomic) PhotoType type;
@end
#define kPhotoSize 100. //75//
@implementation HGPhoto
- (id)initWithOrigin:(CGPoint)origin
{
self = [super initWithFrame:CGRectMake(origin.x, origin.y, kPhotoSize, kPhotoSize)];
if (self) {
self.backgroundColor = [UIColor clearColor];
self.viewPhoto = [[UIImageView alloc] initWithFrame:self.bounds];
self.viewPhoto.layer.cornerRadius = 12;
self.viewPhoto.layer.masksToBounds = YES;
self.delBtn = [UIButton buttonWithType:UIButtonTypeCustom];
[_delBtn setBackgroundImage:[UIImage imageNamed:@"attachment_delete_btn"] forState:UIControlStateNormal];
CGFloat btnX = _viewPhoto.frame.size.width * 0.7;
CGFloat btnY = 0;
CGFloat btnW = _viewPhoto.frame.size.width - btnX;
_delBtn.frame = CGRectMake(btnX, btnY, btnW, btnW);
[_delBtn addTarget:self action:@selector(delphoto) forControlEvents:UIControlEventTouchUpInside];
[_viewPhoto addSubview:_delBtn];
self.viewMask = [[UIView alloc] initWithFrame:self.bounds];
self.viewMask.alpha = 0.6;
self.viewMask.backgroundColor = [UIColor blackColor];
self.viewMask.layer.cornerRadius = 11;
self.viewMask.layer.masksToBounds = YES;
UITapGestureRecognizer *tapRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tapPress:)];
[self addSubview:self.viewPhoto];
[self addSubview:self.viewMask];
[self addGestureRecognizer:tapRecognizer];
self.editModel = NO;
self.viewMask.hidden = YES;
}
self.autoresizingMask = UIViewContentModeScaleAspectFill;
//self.autoresizingMask = UIViewAutoresizingFlexibleWidth & UIViewAutoresizingFlexibleHeight;
return self;
}
- (id)initWithOrigin:(CGPoint)origin andLength:(CGFloat)length {
self = [self initWithOrigin:origin];
self.viewPhoto.size = CGSizeMake(length, length);
self.size = CGSizeMake(length, length);
return self;
}
- (void)setPhotoType:(PhotoType)type
{
self.type = type;
if (type == PhotoTypeAdd) {
self.viewPhoto.image = [UIImage imageNamed:@"AttachCamera"];//@"addPhoto"];
[_delBtn removeFromSuperview];
}
}
- (PhotoType)getPhotoType
{
return self.type;
}
- (void)setPhotoUrl:(NSString*)photoUrl
{
[self.viewPhoto setImageWithURL:[NSURL URLWithString:photoUrl] placeholderImage:nil];
}
- (void)setPhotoImg:(UIImage *)img {
[self.viewPhoto setImage:img];
}
- (void)moveToPosition:(CGPoint)point
{
if (self.type == PhotoTypePhoto) {
[UIView animateWithDuration:0.5 animations:^{
self.frame = CGRectMake(point.x, point.y, self.frame.size.width, self.frame.size.height);
} completion:nil];
} else {
self.frame = CGRectMake(point.x, point.y, self.frame.size.width, self.frame.size.height);
}
}
- (void)setEditModel:(BOOL)edit
{
if (self.type == PhotoTypePhoto) {
if (edit) {
UILongPressGestureRecognizer *longPressreRecognizer = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(handleLongPress:)];
longPressreRecognizer.delegate = self;
[self addGestureRecognizer:longPressreRecognizer];
} else {
for (UIGestureRecognizer *recognizer in [self gestureRecognizers]) {
if ([recognizer isKindOfClass:[UILongPressGestureRecognizer class]]) {
[self removeGestureRecognizer:recognizer];
break;
}
}
}
}
}
#pragma btn action
- (void)delphoto {
if ([self.delegate respondsToSelector:@selector(photoDel:)]) {
[self.delegate photoDel:self];
}
}
#pragma mark - UITapGestureRecognizer
- (void)tapPress: (UITapGestureRecognizer *)tap//(id)sender
{
//根据点击的位置不同去响应事件
CGMutablePathRef pathRef=CGPathCreateMutable();
CGPathMoveToPoint(pathRef, NULL, _delBtn.frame.origin.x, _delBtn.frame.origin.y);
CGPathAddLineToPoint(pathRef, NULL, _delBtn.frame.origin.x, _delBtn.frame.origin.y);
CGPathAddLineToPoint(pathRef, NULL, _delBtn.frame.origin.x + _delBtn.frame.size.width, _delBtn.frame.origin.y);
CGPathAddLineToPoint(pathRef, NULL, _delBtn.frame.origin.x,_delBtn.frame.origin.y + _delBtn.frame.size.height );
CGPathAddLineToPoint(pathRef, NULL, _delBtn.frame.origin.x + _delBtn.frame.size.width, _delBtn.frame.origin.y + _delBtn.frame.size.height);
CGPathCloseSubpath(pathRef);
CGPoint p = [tap locationInView:self];
if (CGPathContainsPoint(pathRef, NULL, p, NO)) {
NSLog(@"point in path!");
if ([self.delegate respondsToSelector:@selector(photoDel:)]) {
[self.delegate photoDel:self];
}
}
else {
NSLog(@"outPoint out path!");
if ([self.delegate respondsToSelector:@selector(photoTaped:)]) {
[self.delegate photoTaped:self];
}
}
}
- (void)handleLongPress:(id)sender
{
UILongPressGestureRecognizer *recognizer = sender;
CGPoint point = [recognizer locationInView:self];
CGFloat diffx = 0.;
CGFloat diffy = 0.;
if (UIGestureRecognizerStateBegan == recognizer.state) {
self.viewMask.hidden = NO;
self.pointOrigin = point;
[self.superview bringSubviewToFront:self];
} else if (UIGestureRecognizerStateEnded == recognizer.state) {
self.viewMask.hidden = YES;
if ([self.delegate respondsToSelector:@selector(photoMoveFinished:)]) {
[self.delegate photoMoveFinished:self];
}
} else {
diffx = point.x - self.pointOrigin.x;
diffy = point.y - self.pointOrigin.y;
}
CGFloat originx = self.frame.origin.x +diffx;
CGFloat originy = self.frame.origin.y +diffy;
self.frame = CGRectMake(originx, originy, self.frame.size.width, self.frame.size.height);
}
- (void)showImage {
UIImage *image = _viewPhoto.image;
UIWindow *window = [UIApplication sharedApplication].keyWindow;
UIView *backgroundView = [[UIView alloc]init];
backgroundView.frame = CGRectMake(0, 0, [UIScreen mainScreen].bounds.size.width, [UIScreen mainScreen].bounds.size.height);
oldframe = [_viewPhoto convertRect:_viewPhoto.bounds toView:window ];
backgroundView.backgroundColor=[UIColor blackColor];
backgroundView.alpha = 0;
UIImageView *imageView = [[UIImageView alloc]init];
imageView.image = image;
imageView.tag = 1;
[backgroundView addSubview:imageView];
[window addSubview:backgroundView];
UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(hideImage:)];
[backgroundView addGestureRecognizer:tap];
[UIView animateWithDuration:0.3 animations:^{
imageView.frame = CGRectMake(
0,
([UIScreen mainScreen].bounds.size.height-image.size.height*[UIScreen mainScreen].bounds.size.width/image.size.width)/2,
[UIScreen mainScreen].bounds.size.width, image.size.height*[UIScreen mainScreen].bounds.size.width/image.size.width);
backgroundView.alpha = 1;
} completion:^(BOOL finished) {
}];
}
- (void)hideImage : (UITapGestureRecognizer *)tap {
UIView *backgroundView = tap.view;
UIImageView *imageView = (UIImageView *)[tap.view viewWithTag:1];
[UIView animateWithDuration:0.3 animations:^{
imageView.frame = oldframe;
backgroundView.alpha = 0;
} completion:^(BOOL finished) {
[backgroundView removeFromSuperview];
}];
}
@end