Permalink
Find file
Fetching contributors…
Cannot retrieve contributors at this time
110 lines (93 sloc) 4.18 KB
//
// GHImageDiffView.m
// GHUnitIOS
//
// Created by John Boiles on 10/27/11.
// Copyright (c) 2011. 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 THE SOFTWARE.
//
#import "GHImageDiffView.h"
@implementation GHImageDiffView
- (id)initWithFrame:(CGRect)frame {
if ((self = [super initWithFrame:frame])) {
scrollView_ = [[UIScrollView alloc] initWithFrame:CGRectZero];
scrollView_.backgroundColor = [UIColor scrollViewTexturedBackgroundColor];
scrollView_.contentInset = UIEdgeInsetsMake(0, 0, 50, 0);
[self addSubview:scrollView_];
segmentedControl_ = [[UISegmentedControl alloc] initWithFrame:CGRectZero];
[segmentedControl_ insertSegmentWithTitle:@"Saved" atIndex:0 animated:NO];
[segmentedControl_ insertSegmentWithTitle:@"New" atIndex:1 animated:NO];
[segmentedControl_ insertSegmentWithTitle:@"Diff" atIndex:2 animated:NO];
[segmentedControl_ addTarget:self action:@selector(segmentedControlDidChange:) forControlEvents:UIControlEventValueChanged];
[self addSubview:segmentedControl_];
savedImageView_ = [[UIImageView alloc] initWithFrame:CGRectZero];
[scrollView_ addSubview:savedImageView_];
renderedImageView_ = [[UIImageView alloc] initWithFrame:CGRectZero];
[scrollView_ addSubview:renderedImageView_];
diffImageView_ = [[UIImageView alloc] initWithFrame:CGRectZero];
[scrollView_ addSubview:diffImageView_];
}
return self;
}
- (void)layoutSubviews {
[super layoutSubviews];
scrollView_.frame = CGRectMake(0, 0, self.frame.size.width, self.frame.size.height);
segmentedControl_.frame = CGRectMake((self.frame.size.width - 300) / 2, self.frame.size.height - 40, 300, 30);
}
- (void)setSavedImage:(UIImage *)savedImage renderedImage:(UIImage *)renderedImage diffImage:(UIImage *)diffImage {
savedImageView_.image = savedImage;
[savedImageView_ sizeToFit];
[segmentedControl_ setEnabled:!!savedImage forSegmentAtIndex:0];
renderedImageView_.image = renderedImage;
[renderedImageView_ sizeToFit];
[segmentedControl_ setEnabled:!!renderedImage forSegmentAtIndex:1];
diffImageView_.image = diffImage;
[diffImageView_ sizeToFit];
[segmentedControl_ setEnabled:!!diffImage forSegmentAtIndex:2];
scrollView_.contentSize = CGSizeMake(MAX(savedImage.size.width, renderedImage.size.width), MAX(savedImage.size.height, renderedImage.size.height));
}
- (void)showSavedImage {
savedImageView_.hidden = NO;
renderedImageView_.hidden = YES;
diffImageView_.hidden = YES;
segmentedControl_.selectedSegmentIndex = 0;
}
- (void)showRenderedImage {
savedImageView_.hidden = YES;
renderedImageView_.hidden = NO;
diffImageView_.hidden = YES;
segmentedControl_.selectedSegmentIndex = 1;
}
- (void)showDiffImage {
savedImageView_.hidden = YES;
renderedImageView_.hidden = YES;
diffImageView_.hidden = NO;
segmentedControl_.selectedSegmentIndex = 2;
}
#pragma mark UISegmentedControl
- (void)segmentedControlDidChange:(UISegmentedControl *)segmentedControl {
if (segmentedControl.selectedSegmentIndex == 0) [self showSavedImage];
else if (segmentedControl.selectedSegmentIndex == 1) [self showRenderedImage];
else if (segmentedControl.selectedSegmentIndex == 2) [self showDiffImage];
}
@end