Re: NSImage problem with universal binary

  • Hi,

    i checked this and i do import ImageAndTextCell.h in my source file.
    Any other suggestions why this failes?

    Txs!

    On 07 Nov 2007, at 05:48, Ken Ferry wrote:

    >>>> [ (ImageAndTextCell*)cell setImage: [self
    >>>> iconOfSize:16
    >>>> fromImage:[ NSImage imageNamed: @"MainLibrary.tiff" ] alpha:1.0]] ;
    >
    > This will fail on intel if you are not importing ImageAndTextCell.h in
    > this source file, in which case you would also see a warning for this
    > line.
    >
    > The compiler on both ppc and intel will assume that the alpha
    > parameter is a double if it doesn't see a declaration for the method.
    > Due to coincidence in the way arguments are passed, it would work
    > anyway on ppc, but if you were to set a break point on
    > -[ImageAndTextCell setImage:alpha:] on intel you'd always see 0.0
    > passed in as the alpha value.
    >
    > Basically, if you're seeing warnings, get 'em fixed and see if the
    > problem clears up.
    >
    > -Ken
    >
    > On Nov 6, 2007 2:21 PM, Florian Soenens <flor...> wrote:
    >> Hi,
    >>
    >> thanks but using png did not solve the problem...
    >> Anyone has other suggestions?
    >>
    >> Regards,
    >> Flor.
    >>
    >>
    >> On 06 Nov 2007, at 18:43, Ricky Sharp wrote:
    >>
    >>>
    >>> On Nov 6, 2007, at 4:30 AM, Florian Soenens wrote:
    >>>
    >>>> i have the following problem:
    >>>> in a custom nsoutlineview i have set the cells to display an image.
    >>>>
    >>>> Everything works fine on a ppc but the images do not show on an
    >>>> intel machine.
    >>>> Am i overlooking something?
    >>>>
    >>>> Help is much appreciated!
    >>>>
    >>>>
    >>>> - (void)outlineView:(NSOutlineView *)olv willDisplayCell:(NSCell *)
    >>>> cell forTableColumn:(NSTableColumn *)tableColumn item:(id)item
    >>>> {
    >>>> NSTableColumn          *myColumn;
    >>>> myColumn = [libraryTableView
    >>>> tableColumnWithIdentifier:@"Name"];
    >>>>
    >>>>
    >>>> if (tableColumn == myColumn)
    >>>> {
    >>>> NSFont  *font = [NSFont controlContentFontOfSize:
    >>>> 11.0];
    >>>> [(ImageAndTextCell*)cell setFont:font];
    >>>>
    >>>> if( [[item objectForKey:@"Name"]
    >>>> isEqualToString:kMainLibraryName])
    >>>> {
    >>>> [ (ImageAndTextCell*)cell setImage: [self
    >>>> iconOfSize:16
    >>>> fromImage:[ NSImage imageNamed: @"MainLibrary.tiff" ] alpha:1.0]] ;
    >>>> }
    >>>> }
    >>>>
    >>>> }
    >>>>
    >>>>
    >>>>
    >>>> - (NSImage *)iconOfSize:(int)size fromImage:(NSImage *)image alpha:
    >>>> (float)alpha
    >>>> {
    >>>> if(!image)
    >>>> return nil
    >>>>
    >>>> NSImage *icon = [[NSImage alloc] initWithSize:NSMakeSize
    >>>> (size,size)];
    >>>>
    >>>> [icon lockFocus];
    >>>> [[NSGraphicsContext currentContext]
    >>>> setImageInterpolation:NSImageInterpolationHigh];
    >>>> [image drawInRect:NSMakeRect(0,0,size,size)
    >>>> fromRect:NSMakeRect(0,0,[image
    >>>> size].width,[image size].height)
    >>>> operation:NSCompositeSourceOver
    >>>> fraction:alpha];
    >>>> [icon unlockFocus];
    >>>> return [icon autorelease];
    >>>> }
    >>>
    >>> I would first try another image (e.g. a PNG).  If that works, then
    >>> the problem will most likely be in the image data itself.  I think
    >>> it's possible that TIFF can sometimes be platform-specific.
    >>
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