//
//  MPExpressionView.m
//  MathPad
//
//  Created by Kim Wittenburg on 17.04.14.
//  Copyright (c) 2014 Kim Wittenburg. All rights reserved.
//

#import "MPExpressionView.h"
#import "MPExpressionStorage.h"
#import "MPExpressionLayout.h"

#import "MPSumFunction.h"

@interface MPExpressionView (MPCursor)
@property (nonatomic, strong) NSTimer *cursorTimer;
@end

@implementation MPExpressionView

#pragma mark Creation Methods

- (instancetype)init
{
    self = [super init];
    if (self) {
        [self initializeObjects];
    }
    return self;
}

- (id)initWithFrame:(NSRect)frame
{
    self = [super initWithFrame:frame];
    if (self) {
        [self initializeObjects];
    }
    return self;
}

- (id)initWithCoder:(NSCoder *)aDecoder
{
    self = [super initWithCoder:aDecoder];
    if (self) {
        [self initializeObjects];
    }
    return self;
}

- (void)initializeObjects
{
    MPExpressionStorage *expressionStorage = [[MPExpressionStorage alloc] initWithElements:@[@"12345", [[MPSumFunction alloc] init], [[MPSumFunction alloc] init]]];
    _expressionStorage = expressionStorage;
}

#pragma mark Properties

- (BOOL)isFlipped
{
    return NO;
}

- (void)setExpressionStorage:(MPExpressionStorage *)expressionStorage
{
    _expressionStorage = expressionStorage;
}

#pragma mark Drawing Methods

- (void)drawRect:(NSRect)dirtyRect
{
    [super drawRect:dirtyRect];
    [[NSColor whiteColor] set];
    NSRectFill(self.bounds);
    [[NSColor blackColor] set];
    NSSize expressionSize = [self.expressionStorage.rootLayout size];
    CGFloat y = (self.bounds.size.height - expressionSize.height) / 2;
    NSPoint point = NSMakePoint(self.bounds.origin.x, self.bounds.origin.y + y);
    [self.expressionStorage.rootLayout drawAtPoint:point];
}

@end