Image Class Reference

#import "Image.h"

Inheritance diagram for Image:

Collaboration diagram for Image:

Instance Methods
(id)	- init
(id)	- displayImage
(id)	- drawSelf::
(id)	- free
(id)	- saveAsTiff:usingCompression:
(id)	- saveAsEPS:
(id)	- windowWillClose:
()	- return(self) [implementation]

Protected Attributes
id	thiswindow
id	thisview
id	tiffimage
int	xsize
int	ysize
void *	rmap
void *	gmap
void *	bmap
void *	amap
unsigned char *	r
unsigned char *	g
unsigned char *	b
unsigned char *	a
NXZone *	newZone
char	fileName [1024]
char	windowIconName [1024]
int	numColors
NXRect	temprect

Detailed Description

Definition at line 26 of file Image.m.

Method Documentation

- (id) displayImage

Definition at line 36 of file Image.m.

References a, b, fileName, g, r, thiswindow, and windowIconName.

Referenced by RASF::open:, and RLE::open:.

{

    unsigned char *planes[4];

    NXSetRect(&temprect, 150.0, (800.0 - (double)ysize),(double)xsize, (double)ysize);

    thiswindow = [[Window allocFromZone:newZone]
          initContent:&temprect
          style:NX_TITLEDSTYLE
          backing:NX_RETAINED
          buttonMask:NX_CLOSEBUTTONMASK | NX_MINIATURIZEBUTTONMASK | NX_RESIZEBUTTONMASK
          defer:NO];

    [thiswindow setDelegate:self];
    [thiswindow setFreeWhenClosed:YES];
    [thiswindow setTitleAsFilename:fileName];
    if (windowIconName[0]){
    [thiswindow setMiniwindowIcon:(const char *)windowIconName];
    }

    [thiswindow makeKeyAndOrderFront:nil];
    [thiswindow display];
    NXPing();

    if (r == NULL){     // Check if there is anything to display if there isn't
    return self;    // just return
    }

    planes[0] = r;
    planes[1] = g;
    planes[2] = b;
    planes[3] = a;

    tiffimage = [[NXBitmapImageRep allocFromZone:newZone]
             initDataPlanes:  planes
             pixelsWide:      xsize
             pixelsHigh:      ysize
             bitsPerSample:   8
             samplesPerPixel: numColors
             hasAlpha:        (numColors == 4 ? YES: NO )
             isPlanar:        (numColors == 1 ? NO : YES)
             colorSpace:      (numColors >= 3 ? NX_RGBColorSpace : NX_OneIsWhiteColorSpace)
             bytesPerRow:     xsize*8
             bitsPerPixel:    8];

    [thiswindow setContentView:self];
    [thiswindow display];
    return(self);
}

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- (id) drawSelf:		(const NXRect *)	rects
:		(int)	rectCount

Definition at line 87 of file Image.m.

          :(const NXRect *)rects :(int)rectCount
{
    [self getFrame:&temprect];
    temprect.origin.x = 0.0;
    temprect.origin.y = 0.0;

    [self lockFocus];
    [tiffimage drawIn:&temprect];
    [self unlockFocus];
    return self;
}

- (id) free

Definition at line 99 of file Image.m.

References a, b, g, and r.

{
    NX_FREE(a);
    NX_FREE(r);
    NX_FREE(g);
    NX_FREE(b);
    [super free];
    return(self);
}

- (id) init

Implemented in RLE, and RASF.

- (return(self))

implementation

Implemented in RLE, and RASF.

- (id) saveAsEPS:

(const char *)

filename

Definition at line 124 of file Image.m.

           :(const char *)filename
{
    int fd;
    NXStream *stream;

    if ( (fd = open(filename,(O_RDWR|O_CREAT),0600)) < 0){
    return(self);
    }
    stream = NXOpenFile(fd,NX_READWRITE);
    [self copyPSCodeInside:&temprect to:stream];
    NXClose(stream);
    close(fd);
    return(self);
}

- (id) saveAsTiff:		(const char *)	filename
usingCompression:		(int)	compression

Definition at line 109 of file Image.m.

            :(const char *)filename usingCompression:(int)compression
{
    int fd;
    NXStream *stream;

    if ( (fd = open(filename,(O_RDWR|O_CREAT),0600)) < 0){
    return(self);
    }
    stream = NXOpenFile(fd,NX_READWRITE);
    [tiffimage writeTIFF:stream usingCompression:compression];
    NXClose(stream);
    close(fd);
    return(self);
}

- (id) windowWillClose:

(id)

sender

Definition at line 140 of file Image.m.

References a, b, g, and r.

                 :sender
{
    NX_FREE(a); // Free the alpha,red,green, and blue buffers
    NX_FREE(r);
    NX_FREE(g);
    NX_FREE(b);
    return(self);
}

Field Documentation

- (unsigned char *) a

protected

Definition at line 20 of file Image.h.

Referenced by displayImage, free, RLE::open:, and windowWillClose:.

- (void *) amap

protected

Definition at line 19 of file Image.h.

- (unsigned char *) b

protected

Definition at line 20 of file Image.h.

Referenced by displayImage, free, RASF::open:, RLE::open:, and windowWillClose:.

- (void *) bmap

protected

Definition at line 19 of file Image.h.

- (char fileName[1024])

protected

Definition at line 22 of file Image.h.

Referenced by displayImage, RLE::open:, and RASF::open:.

- (unsigned char *) g

protected

Definition at line 20 of file Image.h.

Referenced by displayImage, free, RASF::open:, RLE::open:, and windowWillClose:.

- (void *) gmap

protected

Definition at line 19 of file Image.h.

- (NXZone*) newZone

protected

Definition at line 21 of file Image.h.

- (int) numColors

protected

Definition at line 24 of file Image.h.

Referenced by RASF::open:, and RLE::open:.

- (unsigned char*) r

protected

Definition at line 20 of file Image.h.

Referenced by displayImage, free, RASF::open:, RLE::open:, and windowWillClose:.

- (void*) rmap

protected

Definition at line 19 of file Image.h.

Referenced by RASF::open:, and RLE::open:.

- (NXRect) temprect

protected

Definition at line 25 of file Image.h.

- (id) thisview

protected

Definition at line 16 of file Image.h.

Referenced by RASF::open:, and RLE::open:.

- (id) thiswindow

protected

Definition at line 16 of file Image.h.

Referenced by displayImage.

- (id) tiffimage

protected

Definition at line 17 of file Image.h.

- (char windowIconName[1024])

protected

Definition at line 23 of file Image.h.

Referenced by displayImage.

- (int) xsize

protected

Definition at line 18 of file Image.h.

Referenced by RASF::open:, and RLE::open:.

- (int) ysize

protected

Definition at line 18 of file Image.h.

Referenced by RASF::open:, and RLE::open:.

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The documentation for this class was generated from the following files:

• get/next/Image.m
• get/next/Image.h