/*

     File: AtomicElement.m

 Abstract: Simple object that encapsulate the Atomic Element values and images for the states.

  Version: 1.12

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#import "AtomicElement.h"

@interface AtomicElement ()

@property (nonatomic, strong) NSNumber *vertPos;

@property (nonatomic, strong) NSNumber *horizPos;

@property (readonly) CGPoint positionForElement;

@property  BOOL radioactive;

@end

@implementation AtomicElement

- (id)initWithDictionary:(NSDictionary *)aDictionary {

    self = [[AtomicElement alloc] init];

    if (self) {

        self.atomicNumber = [aDictionary valueForKey:@"atomicNumber"];

        self.atomicWeight = [aDictionary valueForKey:@"atomicWeight"];

        self.discoveryYear = [aDictionary valueForKey:@"discoveryYear"];

        self.radioactive = [[aDictionary valueForKey:@"radioactive"] boolValue];

        self.name = [aDictionary valueForKey:@"name"];

        self.symbol = [aDictionary valueForKey:@"symbol"];

        self.state = [aDictionary valueForKey:@"state"];

        self.group = [aDictionary valueForKey:@"group"];

        self.period = [aDictionary valueForKey:@"period"];

        self.vertPos = [aDictionary valueForKey:@"vertPos"];

        self.horizPos = [aDictionary valueForKey:@"horizPos"];

    }

    return self;

}

// this returns the position of the element in the classic periodic table locations

- (CGPoint)positionForElement {

    return CGPointMake([[self horizPos] intValue] * 26-8, [[self vertPos] intValue]*26+35);

}

- (UIImage *)stateImageForAtomicElementTileView {

    return [UIImage imageNamed:[NSString stringWithFormat:@"%@_37.png", self.state]];

}

- (UIImage *)stateImageForAtomicElementView {

    return [UIImage imageNamed:[NSString stringWithFormat:@"%@_256.png", self.state]];

}

- (UIImage *)stateImageForPeriodicTableView {

    return [UIImage imageNamed:[NSString stringWithFormat:@"%@_24.png", self.state]];

}

- (UIImage *)flipperImageForAtomicElementNavigationItem {

    // return a 30 x 30 image that is a reduced version

    // of the AtomicElementTileView content

    // this is used to display the flipper button in the navigation bar

    CGSize itemSize = CGSizeMake(30.0,30.0);

    UIGraphicsBeginImageContext(itemSize);

    UIImage *backgroundImage = [UIImage imageNamed:[NSString stringWithFormat:@"%@_30.png", self.state]];

    CGRect elementSymbolRectangle = CGRectMake(0, 0, itemSize.width, itemSize.height);

    [backgroundImage drawInRect:elementSymbolRectangle];

    // draw the element name

    [[UIColor whiteColor] set];

    // draw the element number

    UIFont *font = [UIFont boldSystemFontOfSize:8];

    CGPoint point = CGPointMake(2,1);

    [[self.atomicNumber stringValue] drawAtPoint:point withFont:font];

    // draw the element symbol

    font = [UIFont boldSystemFontOfSize:13];

    CGSize stringSize = [self.symbol sizeWithFont:font];

    point = CGPointMake((elementSymbolRectangle.size.width-stringSize.width)/2,10);

    [self.symbol drawAtPoint:point withFont:font];

    UIImage *theImage=UIGraphicsGetImageFromCurrentImageContext();

    UIGraphicsEndImageContext();

    return theImage;

}

@end