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/*
NSColor_SKTScripting.m
Part of the Sketch Sample Code
*/
#import <Cocoa/Cocoa.h>
// The Apple event descriptor <-> Objective-C object conversion methods for the "RGB color" value type declared in Sketch.sdef. Cocoa Scripting starts with the type name, condenses it by capitalizing the first letter of each word and removing the spaces, and uses the result to find a class method whose name matches the pattern +scripting<CondensedTypeName>WithDescriptor: and an instance method whose name matches the pattern -scripting<CondensedTypeName>Descriptor.
@implementation NSColor(SKTScripting)
+ (NSColor *)scriptingRGBColorWithDescriptor:(NSAppleEventDescriptor *)inDescriptor {
// We're expected to handle everything that can be coerced to RGB colors, not just RGB colors.
NSColor *color = nil;
NSAppleEventDescriptor *rgbColorDescriptor = [inDescriptor coerceToDescriptorType:typeRGBColor];
if (rgbColorDescriptor) {
// RGBColors contain 16-bit red, green, and blue components. Don't trust structures found in Apple event descriptors though.
NSData *descriptorData = [rgbColorDescriptor data];
if ([descriptorData length]==sizeof(RGBColor)) {
const RGBColor *qdColor = (const RGBColor *)[descriptorData bytes];
color = [NSColor colorWithCalibratedRed:((CGFloat)qdColor->red / 65535.0f) green:((CGFloat)qdColor->green / 65535.0f) blue:((CGFloat)qdColor->blue / 65535.0f) alpha:1.0];
}
}
return color;
}
- (NSAppleEventDescriptor *)scriptingRGBColorDescriptor {
// RGBColors contain 16-bit red, green, and blue components.
NSColor *colorAsCalibratedRGB = [self colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
RGBColor qdColor;
qdColor.red = (unsigned short)([colorAsCalibratedRGB redComponent] * 65535.0f);
qdColor.green = (unsigned short)([colorAsCalibratedRGB greenComponent] * 65535.0f);
qdColor.blue = (unsigned short)([colorAsCalibratedRGB blueComponent] * 65535.0f);
return [NSAppleEventDescriptor descriptorWithDescriptorType:typeRGBColor bytes:&qdColor length:sizeof(RGBColor)];
}
@end
/*
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In consideration of your agreement to abide by the following terms, and subject to these
terms, Apple grants you a personal, non-exclusive license, under Apple's copyrights in
this original Apple software (the "Apple Software"), to use, reproduce, modify and
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forms; provided that if you redistribute the Apple Software in its entirety and without
modifications, you must retain this notice and the following text and disclaimers in all
such redistributions of the Apple Software. Neither the name, trademarks, service marks
or logos of Apple Computer, Inc. may be used to endorse or promote products derived from
the Apple Software without specific prior written permission from Apple. Except as expressly
stated in this notice, no other rights or licenses, express or implied, are granted by Apple
herein, including but not limited to any patent rights that may be infringed by your
derivative works or by other works in which the Apple Software may be incorporated.
The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO WARRANTIES,
EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT,
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS
USE AND OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE,
REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED AND
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