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WILDDrawAddColorBezel.m
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WILDDrawAddColorBezel.m
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//
// WILDDrawAddColorBezel.m
// Propaganda
//
// Created by Uli Kusterer on 13.03.10.
// Copyright 2010 The Void Software. All rights reserved.
//
#import "WILDDrawAddColorBezel.h"
void WILDDrawAddColorBezel( NSBezierPath* inShape, NSColor* inBodyColor,
NSInteger bezelSize,
CGFloat inAngle,
NSColor* inHighlightColor, // May be NIL.
NSColor* inShadeColor ) // May be NIL.
{
[NSGraphicsContext saveGraphicsState];
if( bezelSize > 0 )
{
NSColor * highlightColor = inHighlightColor;
NSColor * shadeColor = inShadeColor;
if( !shadeColor )
shadeColor = [inBodyColor blendedColorWithFraction: 0.4 ofColor: [NSColor blackColor]];
if( !highlightColor )
highlightColor = [inBodyColor blendedColorWithFraction: 0.4 ofColor: [NSColor whiteColor]];
NSSize shapeSize = inShape.bounds.size;
NSSize scaleFactor = { (shapeSize.width -bezelSize) / shapeSize.width, (shapeSize.height -bezelSize) / shapeSize.height };
NSGradient* theGradient = [[[NSGradient alloc] initWithStartingColor: highlightColor endingColor: shadeColor] autorelease];
NSBezierPath* shiftedPath = [[inShape copy] autorelease];
NSAffineTransform* trans = [NSAffineTransform transform];
[trans translateXBy: (shapeSize.width -(shapeSize.width * scaleFactor.width)) / 2.0 yBy: (shapeSize.height -(shapeSize.height * scaleFactor.height)) / 2.0];
[trans scaleXBy: scaleFactor.width yBy: scaleFactor.height];
[shiftedPath transformUsingAffineTransform: trans];
[theGradient drawInBezierPath: inShape angle: inAngle];
[inBodyColor set];
[shiftedPath fill];
}
else
{
[inBodyColor set];
[inShape fill];
}
[NSGraphicsContext restoreGraphicsState];
}