iLifeControls/NFIButtonCell.m

   1 //
   2 //  NFIButtonCell.m
   3 //  iLife Button
   4 //
   5 //  Created by Sean Patrick O'Brien on 9/23/06.
   6 //  Copyright 2006 Sean Patrick O'Brien. All rights reserved.
   7 //
   8
   9 #import "NFIButtonCell.h"
  10 #import "NSImage+FrameworkImage.h"
  11
  12 @implementation NFIButtonCell
  13
  14 - (void)drawImage:(NSImage*)image withFrame:(NSRect)frame inView:(NSView*)controlView
  15 {
  16         if([self showsStateBy] == NSNoCellMask){
  17                 [super drawImage:image withFrame:frame inView:controlView];
  18                 return;
  19         }
  20
  21         NSString *state = [self isEnabled] ? ([self isHighlighted] ? @"P" : @"N") : @"D";
  22         NSString *position = [self intValue] ? @"On" : @"Off";
  23         NSImage *checkImage = [NSImage frameworkImageNamed:[NSString stringWithFormat:@"Checkbox%@%@.tiff", position, state]];
  24
  25         NSSize size = [checkImage size];
  26         float addX = 2;
  27         float y = NSMaxY(frame) - (frame.size.height-size.height)/2.0;
  28         float x = frame.origin.x+addX;
  29
  30         [checkImage compositeToPoint:NSMakePoint(x, y) operation:NSCompositeSourceOver];
  31 }
  32
  33 - (void)drawInteriorWithFrame:(NSRect)cellFrame inView:(NSView *)controlView
  34 {
  35         if([self showsStateBy] != NSNoCellMask){
  36                 [super drawInteriorWithFrame:cellFrame inView:controlView];
  37                 return;
  38         }
  39
  40         NSString *state = [self isEnabled] ? ([self isHighlighted] ? @"P" : @"N") : @"D";
  41         NSImage *leftImage = [NSImage frameworkImageNamed:[NSString stringWithFormat:@"ButtonLeft%@.tiff", state]];
  42         NSImage *fillImage = [NSImage frameworkImageNamed:[NSString stringWithFormat:@"ButtonFill%@", state]];
  43         NSImage *rightImage = [NSImage frameworkImageNamed:[NSString stringWithFormat:@"ButtonRight%@", state]];
  44
  45         NSSize size = [leftImage size];
  46         float addX = size.width / 2.0;
  47         float y = NSMaxY(cellFrame) - (cellFrame.size.height-size.height)/2.0;
  48         float x = cellFrame.origin.x+addX;
  49         float fillX = x + size.width;
  50         float fillWidth = cellFrame.size.width - size.width - addX;
  51
  52         [leftImage compositeToPoint:NSMakePoint(x, y) operation:NSCompositeSourceOver];
  53
  54         size = [rightImage size];
  55         addX = size.width / 2.0;
  56         x = NSMaxX(cellFrame) - size.width - addX;
  57         fillWidth -= size.width+addX;
  58
  59         [rightImage compositeToPoint:NSMakePoint(x, y) operation:NSCompositeSourceOver];
  60
  61         [fillImage setScalesWhenResized:YES];
  62         [fillImage setSize:NSMakeSize(fillWidth, [fillImage size].height)];
  63         [fillImage compositeToPoint:NSMakePoint(fillX, y) operation:NSCompositeSourceOver];
  64 }
  65
  66 - (void)drawImageWithFrame:(NSRect)frame inView:(NSButton *)view
  67 {
  68         NSImage *image;
  69         if ([self isHighlighted] && [self alternateImage])
  70                 image = [self alternateImage];
  71         else
  72                 image = [self image];
  73
  74         [super drawImage:image withFrame:NSOffsetRect(frame, 0, ([view isFlipped] ? -1 : 1)) inView:view];
  75 }
  76
  77 - (void)drawWithFrame:(NSRect)frame inView:(NSButton *)view
  78 {
  79         [self drawInteriorWithFrame:frame inView:view];
  80
  81         if([self showsStateBy] != NSNoCellMask){
  82                 return;
  83         }
  84
  85         [NSGraphicsContext saveGraphicsState];
  86         NSShadow* theShadow = [[NSShadow alloc] init];
  87         [theShadow setShadowOffset:NSMakeSize(0, -1)];
  88         [theShadow setShadowBlurRadius:0.9];
  89
  90         [theShadow setShadowColor:[[NSColor whiteColor]
  91              colorWithAlphaComponent:1.0]];
  92
  93         [theShadow set];
  94
  95         if ([self image] && [self imagePosition] != NSNoImage)
  96                 [self drawImageWithFrame:frame inView:view];
  97         else
  98                 [self drawTitle:[view attributedTitle] withFrame:frame inView:view];
  99
 100         [NSGraphicsContext restoreGraphicsState];
 101         [theShadow release];
 102 }
 103
 104 @end