NewsBlur/clients/ios/REComposeViewController/DEComposeRuledView.m
2013-06-27 09:43:22 -07:00

96 lines
3.4 KiB
Objective-C
Executable file

//
// DERuledView.m
// DEFacebooker
//
// Copyright (c) 2011 Double Encore, Inc. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
// Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
// Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the distribution. Neither the name of the Double Encore Inc. nor the names of its
// contributors may be used to endorse or promote products derived from this software without specific prior written permission.
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
// BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#import "DEComposeRuledView.h"
@interface DEComposeRuledView ()
- (void)tweetRuledViewInit;
@end
@implementation DEComposeRuledView
@synthesize rowHeight = _rowHeight;
@synthesize lineWidth = _lineWidth;
@synthesize lineColor = _lineColor;
#pragma mark - Setup & Teardown
- (id)initWithFrame:(CGRect)frame
{
self = [super initWithFrame:frame];
if (self) {
[self tweetRuledViewInit];
}
return self;
}
- (id)initWithCoder:(NSCoder *)aDecoder
{
self = [super initWithCoder:aDecoder];
if (self) {
[self tweetRuledViewInit];
}
return self;
}
- (void)tweetRuledViewInit
{
self.backgroundColor = [UIColor clearColor];
self.contentMode = UIViewContentModeRedraw;
self.userInteractionEnabled = NO;
_rowHeight = 20.0f;
_lineWidth = 1.0f;
_lineColor = [UIColor colorWithWhite:0.5f alpha:0.15f];
}
#pragma mark - Superclass Overrides
- (void)drawRect:(CGRect)rect
{
CGContextRef context = UIGraphicsGetCurrentContext();
CGContextSetStrokeColorWithColor(context, self.lineColor.CGColor);
CGContextSetLineWidth(context, self.lineWidth);
CGFloat strokeOffset = (self.lineWidth / 2); // Because lines are drawn between pixels. This moves it back onto the pixel.
if (self.rowHeight > 0.0f) {
CGRect rowRect = CGRectMake(rect.origin.x, rect.origin.y, rect.size.width, self.rowHeight);
NSInteger rowNumber = 1;
while (rowRect.origin.y < self.frame.size.height + 100.0f) {
CGContextMoveToPoint(context, rowRect.origin.x + strokeOffset, rowRect.origin.y + strokeOffset);
CGContextAddLineToPoint(context, rowRect.origin.x + rowRect.size.width + strokeOffset, rowRect.origin.y + strokeOffset);
CGContextDrawPath(context, kCGPathStroke);
rowRect.origin.y += self.rowHeight;
rowNumber++;
}
}
}
@end