cog/FileDrawer/ImageTextCell.m

83 lines
2.6 KiB
Objective-C

#import "ImageTextCell.h"
@implementation ImageTextCell
- (void)dealloc {
[image release];
image = nil;
[super dealloc];
}
- copyWithZone:(NSZone *)zone {
ImageTextCell *cell = (ImageTextCell *)[super copyWithZone:zone];
cell->image = [image retain];
return cell;
}
- (void)setImage:(NSImage *)anImage {
if (anImage != image) {
[image release];
image = [anImage retain];
}
}
- (NSImage *)image {
return image;
}
- (NSRect)imageFrameForCellFrame:(NSRect)cellFrame {
if (image != nil) {
NSRect imageFrame;
imageFrame.size = [image size];
imageFrame.origin = cellFrame.origin;
imageFrame.origin.x += 3;
imageFrame.origin.y += ceil((cellFrame.size.height - imageFrame.size.height) / 2);
return imageFrame;
}
else
return NSZeroRect;
}
- (void)editWithFrame:(NSRect)aRect inView:(NSView *)controlView editor:(NSText *)textObj delegate:(id)anObject event:(NSEvent *)theEvent {
NSRect textFrame, imageFrame;
NSDivideRect (aRect, &imageFrame, &textFrame, 3 + [image size].width, NSMinXEdge);
[super editWithFrame: textFrame inView: controlView editor:textObj delegate:anObject event: theEvent];
}
- (void)selectWithFrame:(NSRect)aRect inView:(NSView *)controlView editor:(NSText *)textObj delegate:(id)anObject start:(int)selStart length:(int)selLength {
NSRect textFrame, imageFrame;
NSDivideRect (aRect, &imageFrame, &textFrame, 3 + [image size].width, NSMinXEdge);
[super selectWithFrame: textFrame inView: controlView editor:textObj delegate:anObject start:selStart length:selLength];
}
- (void)drawWithFrame:(NSRect)cellFrame inView:(NSView *)controlView {
if (image != nil) {
NSSize imageSize;
NSRect imageFrame;
imageSize = [image size];
NSDivideRect(cellFrame, &imageFrame, &cellFrame, 3 + imageSize.width, NSMinXEdge);
if ([self drawsBackground]) {
[[self backgroundColor] set];
NSRectFill(imageFrame);
}
imageFrame.origin.x += 3;
imageFrame.size = imageSize;
if ([controlView isFlipped])
imageFrame.origin.y += ceil((cellFrame.size.height + imageFrame.size.height) / 2);
else
imageFrame.origin.y += ceil((cellFrame.size.height - imageFrame.size.height) / 2);
[image compositeToPoint:imageFrame.origin operation:NSCompositeSourceOver];
}
[super drawWithFrame:cellFrame inView:controlView];
}
- (NSSize)cellSize {
NSSize cellSize = [super cellSize];
cellSize.width += (image ? [image size].width : 0) + 3;
return cellSize;
}
@end