UMMPerfusionFilter.m

//
//  UMMPerfusionFilter.m
//  UMMPerfusion
//
//  Copyright (c) 2012, Marcel Reich & Sven Kaiser & Markus Daab & Patrick SchŸlein & Engin Aslan
//  All rights reserved.
//

#import "UMMPerfusionFilter.h"
#import "UMMPPanelController.h"
#import <OsiriXAPI/Notifications.h>
//#import <OsiriXAPI/AppController.h>
#import "UMMPUserDefaults.h"

@implementation UMMPerfusionFilter

- (void) initPlugin
{
    
}


- (long) filterImage:(NSString*) menuName
{
    
    NSString *osirixVersion = [[[NSBundle bundleForClass:[viewerController class]] infoDictionary] valueForKey:@"CFBundleShortVersionString"];
    
    // test auf 4D Daten, Fkt isDataVolumicIn4D funktioniert nicht richtig , speziell mit unterschiedlicher Schichtorientierung und OsiriX > 4.0
	if ([viewerController maxMovieIndex] <= 1) { /* Check for 4D-Viewer */
		NSRunAlertPanel(@"Invalid Viewer", @"This Plugin is designed for working with a 4D-Viewer.",@"OK", nil,nil);
        //[userDefaults release]; userDefaults = NULL;
		return -1;
    }
    
    // initializing user defaults in extra plist
	UMMPUserDefaults *userDefaults = [[UMMPUserDefaults alloc] init];
    
    // method to get the actual OS X Version
    NSString *version = [[NSProcessInfo processInfo] operatingSystemVersionString];
    
    // at least required OS X version
    NSString *requiredVersion = @"10.8.4";
    
    // get the version number of the OS X Version String and convert it to a string
    NSRange range = NSMakeRange(8, 6);
    NSString *actualVersion = [version substringWithRange: range];
    
	// supported OS X version -> 10.8.4 or higher
	if ([requiredVersion compare:actualVersion options:NSNumericSearch] == NSOrderedDescending) {
        NSRunAlertPanel(@"Unsupported Mac OS", @"This Plugin requires at least Mac OS 10.8.4", @"OK",nil,nil);
        [userDefaults release]; userDefaults=NULL;
        return 0;
    }
	
	// supported OsiriX versions -> 5.6
	if (!([osirixVersion isEqualToString:@"5.9"] /*|| [osirixVersion isEqualToString:@"4.1.1"]|| [osirixVersion isEqualToString:@"5.0.1"] || [osirixVersion isEqualToString:@"5.6"]*/))
		NSRunAlertPanel(@"Unsupported Osirix version", [NSString stringWithFormat:@"This Plugin has not been tested with your version of OsiriX(%@). \nUse this version at your own risk.", osirixVersion], @"OK", nil, nil);
	
    id wait = [viewerController startWaitWindow:@"Loading contents..."];
    
	[viewerController setROIToolTag:tOval]; // Usual oval ROITool used
	panel = [[UMMPPanelController alloc] initWithFilter:self andViewer:viewerController];
    [viewerController endWaitWindow:wait];
	[userDefaults release]; userDefaults=NULL;
	return 0;
}

/* Method by Andreas Klein @ Aycan 2011-08-02 */
- (ViewerController*) duplicateViewer:(ViewerController *)vc deleteROIs:(BOOL)deleteROIs
{
	long							i;
	NSInteger						x, y, z;
	ViewerController				*new2DViewer;
	unsigned char					*fVolumePtr;
	
	// We will read our current series, and duplicate it by creating a new series!
	
	// First calculate the amount of memory needed for the new serie
	NSArray		*pixList = [vc pixList];
	DCMPix		*curPix;
	long		mem = 0;
	
	for( i = 0; i < [pixList count]; i++)
	{
		curPix = [pixList objectAtIndex: i];
		mem += [curPix pheight] * [curPix pwidth] * 4;		// each pixel contains either a 32-bit float or a 32-bit ARGB value
	}
	
	fVolumePtr = malloc( mem);	// ALWAYS use malloc for allocating memory !
	if( fVolumePtr)
	{
		// Copy the source series in the new one !
		memcpy( fVolumePtr, [vc volumePtr], mem);
		
		// Create a NSData object to control the new pointer
		NSData		*volumeData = [[[NSData alloc] initWithBytesNoCopy:fVolumePtr length:mem freeWhenDone:YES] autorelease];
		
		// Now copy the DCMPix with the new fVolumePtr
		NSMutableArray *newPixList = [NSMutableArray arrayWithCapacity:0];
		for( i = 0; i < [pixList count]; i++)
		{
			curPix = [[[pixList objectAtIndex: i] copy] autorelease];
			[curPix setfImage: (float*) (fVolumePtr + [curPix pheight] * [curPix pwidth] * 4 * i)];
			[newPixList addObject: curPix];
		}
		
		// We don't need to duplicate the DicomFile array, because it is identical!
		
		// A 2D Viewer window needs 3 things:
		// A mutable array composed of DCMPix objects
		// A mutable array composed of DicomFile objects
		// Number of DCMPix and DicomFile has to be EQUAL !
		// NSData volumeData contains the images, represented in the DCMPix objects
		new2DViewer = [vc newWindow:newPixList :[vc fileList] :volumeData];
		
		//[new2DViewer roiDeleteAll:self];
		[new2DViewer addToUndoQueue: @"roi"];
		
		if (deleteROIs) {
			DCMView *imageView = [new2DViewer imageView];
			[imageView stopROIEditingForce: YES];
			
			for( y = 0; y < [new2DViewer maxMovieIndex]; y++)
			{
				NSMutableArray *pixList = [new2DViewer pixList:y];
				NSMutableArray *roiList = [new2DViewer roiList:y];
				
				for( x = 0; x < [pixList count]; x++)
				{
					for( z = [roiList count]-1; z >= 0 ; z--)
					{
						ROI *curROI = [roiList objectAtIndex:z];
						
						if(curROI.locked == NO)
						{
							[[NSNotificationCenter defaultCenter] postNotificationName: OsirixRemoveROINotification object:curROI userInfo: nil];
							[roiList removeObject: curROI];
						}
					}
				}
			}
			
			[imageView setIndex: [imageView curImage]];
		}
		return new2DViewer;
	}
	
	return nil;
}

@end