1//
2//  PRCGrayscale.m
3//  PRICE
4//  Grayscale Conversion Controller
5//
6//  Created by Riccardo Mottola on Tue Jan 16 2007.
7//  Copyright (c) 2007-2010 Carduus. All rights reserved.
8//
9// This application is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
10// This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
11
12#import "PRCGrayscale.h"
13#import "PRGrayscaleFilter.h"
14
15@implementation PRCGrayscale
16
17- (id)init
18{
19    if ((self = [super init]))
20    {
21        filter = [[PRGrayscaleFilter alloc] init];
22    }
23    return self;
24}
25
26- (IBAction)showFilter:(id)sender
27{
28    [super showFilter:sender];
29
30    if (!grayWindow)
31        [NSBundle loadNibNamed:@"Grayscale" owner:self];
32    [grayWindow makeKeyAndOrderFront:nil];
33
34    [self parametersChanged:self];
35}
36
37- (NSArray *)encodeParameters
38{
39    NSArray           *parameters;
40    int               index;
41    int               method;
42
43    index = [methodChoice indexOfSelectedItem];
44    if (index == 0)
45      method = METHOD_AVERAGE;
46    else if (index == 1)
47      method = METHOD_LUMINANCE;
48    else
49      method = -1;
50
51    /* encode parameters */
52    parameters = [NSArray arrayWithObjects:
53        [NSNumber numberWithInt:method],
54        nil];
55
56    return parameters;
57}
58
59- (void)closeFilterPanel
60{
61    [grayWindow performClose:nil];
62}
63
64
65
66@end
67