77 lines
2.7 KiB
Objective-C
77 lines
2.7 KiB
Objective-C
//
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// TOActivityCroppedImageProvider.m
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//
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// Copyright 2015-2018 Timothy Oliver. All rights reserved.
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//
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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
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell 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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//
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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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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR 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 LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
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// IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#import "TOActivityCroppedImageProvider.h"
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#import "UIImage+CropRotate.h"
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@interface TOActivityCroppedImageProvider ()
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@property (nonatomic, strong, readwrite) UIImage *image;
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@property (nonatomic, assign, readwrite) CGRect cropFrame;
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@property (nonatomic, assign, readwrite) NSInteger angle;
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@property (nonatomic, assign, readwrite) BOOL circular;
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@property (atomic, strong) UIImage *croppedImage;
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@end
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@implementation TOActivityCroppedImageProvider
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- (instancetype)initWithImage:(UIImage *)image cropFrame:(CGRect)cropFrame angle:(NSInteger)angle circular:(BOOL)circular
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{
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if (self = [super initWithPlaceholderItem:[UIImage new]]) {
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_image = image;
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_cropFrame = cropFrame;
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_angle = angle;
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_circular = circular;
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}
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return self;
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}
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#pragma mark - UIActivity Protocols -
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- (id)activityViewControllerPlaceholderItem:(UIActivityViewController *)activityViewController
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{
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return [[UIImage alloc] init];
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}
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- (id)activityViewController:(UIActivityViewController *)activityViewController itemForActivityType:(NSString *)activityType
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{
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return self.croppedImage;
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}
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#pragma mark - Image Generation -
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- (id)item
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{
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//If the user didn't touch the image, just forward along the original
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if (self.angle == 0 && CGRectEqualToRect(self.cropFrame, (CGRect){CGPointZero, self.image.size})) {
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self.croppedImage = self.image;
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return self.croppedImage;
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}
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UIImage *image = [self.image croppedImageWithFrame:self.cropFrame angle:self.angle circularClip:self.circular];
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self.croppedImage = image;
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return self.croppedImage;
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}
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@end
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