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//
// ETTransparentButtonCell.m
// BWToolkit
//
// Created by Brandon Walkin (www.brandonwalkin.com)
// All code is provided under the New BSD license.
//

#import "ETTransparentButtonCell.h"

static NSImage *buttonLeftN, *buttonFillN, *buttonRightN, *buttonLeftP, *buttonFillP, *buttonRightP;
static NSColor *disabledColor, *enabledColor;

@interface NSCell (BWTBCPrivate)
- (NSDictionary *)_textAttributes;
@end

@interface ETTransparentButtonCell (BWTBCPrivate)
- (NSColor *)interiorColor;
@end

@implementation ETTransparentButtonCell

+ (void)initialize;
{
NSBundle *bundle = [NSBundle bundleForClass:[ETTransparentButtonCell class]];

buttonLeftN = [[NSImage alloc] initWithContentsOfFile:[bundle pathForImageResource:@"TransparentButtonLeftN.tiff"]];
buttonFillN = [[NSImage alloc] initWithContentsOfFile:[bundle pathForImageResource:@"TransparentButtonFillN.tiff"]];
buttonRightN = [[NSImage alloc] initWithContentsOfFile:[bundle pathForImageResource:@"TransparentButtonRightN.tiff"]];
buttonLeftP = [[NSImage alloc] initWithContentsOfFile:[bundle pathForImageResource:@"TransparentButtonLeftP.tiff"]];
buttonFillP = [[NSImage alloc] initWithContentsOfFile:[bundle pathForImageResource:@"TransparentButtonFillP.tiff"]];
buttonRightP = [[NSImage alloc] initWithContentsOfFile:[bundle pathForImageResource:@"TransparentButtonRightP.tiff"]];

enabledColor = [[NSColor whiteColor] retain];
disabledColor = [[NSColor colorWithCalibratedWhite:0.6 alpha:1] retain];
}

- (void)drawBezelWithFrame:(NSRect)cellFrame inView:(NSView *)controlView
{
    
cellFrame.size.height = buttonFillN.size.height;

if ([self isHighlighted])
NSDrawThreePartImage(cellFrame, buttonLeftP, buttonFillP, buttonRightP, NO, NSCompositeSourceOver, 1, YES);
else
NSDrawThreePartImage(cellFrame, buttonLeftN, buttonFillN, buttonRightN, NO, NSCompositeSourceOver, 1, YES);
     
}

- (void)drawImage:(NSImage *)image withFrame:(NSRect)frame inView:(NSView *)controlView
{
    frame.origin.y -= 2;

if ([[image name] isEqualToString:@"NSActionTemplate"])
[image setSize:NSMakeSize(10,10)];

NSImage *newImage = image;
if ([image isTemplate])
newImage = [self bwTintedImage:image WithColor:[self interiorColor]];

[super drawImage:newImage withFrame:frame inView:controlView];
}

- (NSRect)drawTitle:(NSAttributedString *)title withFrame:(NSRect)frame inView:(NSView *)controlView
{
frame.origin.y -= 4;

return [super drawTitle:title withFrame:frame inView:controlView];
}

- (NSDictionary *)_textAttributes
{
NSMutableDictionary *attributes = [[[NSMutableDictionary alloc] init] autorelease];
[attributes addEntriesFromDictionary:[super _textAttributes]];
[attributes setObject:[NSFont systemFontOfSize:11] forKey:NSFontAttributeName];
[attributes setObject:[self interiorColor] forKey:NSForegroundColorAttributeName];

return attributes;
}

- (NSColor *)interiorColor
{
NSColor *interiorColor;

if ([self isEnabled])
interiorColor = enabledColor;
else
interiorColor = disabledColor;

return interiorColor;
}

- (NSControlSize)controlSize
{
return NSSmallControlSize;
}

- (void)setControlSize:(NSControlSize)size
{

}

- (NSImage *)bwTintedImage:(NSImage *)anImage WithColor:(NSColor *)tint
{
    
NSSize size = [anImage size];
NSRect imageBounds = NSMakeRect(0, 0, size.width, size.height);

NSImage *copiedImage = [anImage copy];

[copiedImage lockFocus];

[tint set];
NSRectFillUsingOperation(imageBounds, NSCompositeSourceAtop);

[copiedImage unlockFocus];

return [copiedImage autorelease];
}

@end
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