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// ///////////////////////////////////////////////////////////////////////////////

// Copyright (C) 2010, Frank Blumenberg

//

// See License.txt for complete licensing and attribution information.

// 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 "OsdValue.h"

#import "MKConnectionController.h"

#import "NSData+MKCommandEncode.h"

#import "MKDatatypes.h"

#import "MKDataConstants.h"

@interface OsdValue()

- (void) sendOsdRefreshRequest;

- (void) osdNotification:(NSNotification *)aNotification;

@end

///////////////////////////////////////////////////////////////////////////////////////////////////

@implementation OsdValue

@synthesize delegate=_delegate;

///////////////////////////////////////////////////////////////////////////////////////////////////

- (id) init

{

  self = [super init];

  if (self != nil) {

    NSNotificationCenter * nc = [NSNotificationCenter defaultCenter];

    [nc addObserver:self

           selector:@selector(osdNotification:)

               name:MKOsdNotification

             object:nil];

    [self performSelector:@selector(sendOsdRefreshRequest) withObject:self afterDelay:0.1];

  }

  return self;

}

- (void) dealloc

{

  NSNotificationCenter * nc = [NSNotificationCenter defaultCenter];

  [nc removeObserver:self];

  [super dealloc];

}

- (void) sendOsdRefreshRequest {

  MKConnectionController * cCtrl = [MKConnectionController sharedMKConnectionController];

  uint8_t refresh=50;

  NSData * data = [NSData dataWithCommand:MKCommandOsdRequest

                               forAddress:MKAddressFC

                           payloadForByte:refresh];

  [cCtrl sendRequest:data];

}

- (void) osdNotification:(NSNotification *)aNotification {

  NSData *value = [[aNotification userInfo] objectForKey:kMKDataKeyRawValue];

  NaviData_t data;

  memcpy(&data,[value bytes],sizeof(data));

  [self.delegate newValue:&data];

  NSLog(@"osdCount=%d",lcdCount);

  if (lcdCount++ >= 7 ) {

    [self sendOsdRefreshRequest];

    lcdCount = 0;

  }

}

@end