RDPSessionView.m

/*
 RDP Session View
 
 Copyright 2013 Thincast Technologies GmbH, Author: Martin Fleisz
 
 This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
 If a copy of the MPL was not distributed with this file, You can obtain one at
 http://mozilla.org/MPL/2.0/.
 */
 
#import "RDPSessionView.h"
 
@implementation RDPSessionView
 
- (void)setSession:(RDPSession *)session
{
  _session = session;
}
 
- (void)awakeFromNib
{
  [super awakeFromNib];
  _session = nil;
}
 
- (void)drawRect:(CGRect)rect
{
  if (_session != nil && [_session bitmapContext])
  {
    CGContextRef context = UIGraphicsGetCurrentContext();
    CGImageRef cgImage = CGBitmapContextCreateImage([_session bitmapContext]);
 
    CGContextTranslateCTM(context, 0, [self bounds].size.height);
    CGContextScaleCTM(context, 1.0, -1.0);
    CGContextClipToRect(context,
                        CGRectMake(rect.origin.x,
                                   [self bounds].size.height - rect.origin.y - rect.size.height,
                                   rect.size.width, rect.size.height));
    CGContextDrawImage(context,
                       CGRectMake(0, 0, [self bounds].size.width, [self bounds].size.height),
                       cgImage);
 
    CGImageRelease(cgImage);
  }
  else
  {
    // just clear the screen with black
    [[UIColor blackColor] set];
    UIRectFill([self bounds]);
  }
}
 
- (void)dealloc
{
  [super dealloc];
}
 
@end