//
//  KMComboBox.m
//  SignFlow
//
//  Created by wanjun on 2021/1/15.
//

#import "KMOCRComboBox.h"

@implementation KMOCRComboBox

#pragma mark - Draw

- (void)drawRect:(NSRect)dirtyRect {
    [super drawRect:dirtyRect];
    
    switch (self.type) {
        case KMOCRComboBoxType_None:
        {

            NSPoint p = _comboxRect.origin;
            p.x += _comboxRect.size.width - 20;
            p.y += (_comboxRect.size.height-16)/2;

            [[NSColor whiteColor] setFill];
            NSRectFill(NSMakeRect(p.x, 0, 16.0, _comboxRect.size.height));
            
            NSImage *image = [NSImage imageNamed:@"KMImageNameUXIconBtnArrowDown"];
            NSRect rect =NSZeroRect;
            rect.size = CGSizeMake(16.0, 16.0);
            [image drawInRect:NSMakeRect(p.x, p.y, 16.0, 16.0) fromRect:rect operation:NSCompositeSourceOver fraction:1.0 respectFlipped:YES hints:nil];
            
//            NSString *title =[super stringValue];
//            if (title == nil)
//            {
//                title = @"";
//            }
//            
//            NSSize titleSize = [title sizeWithAttributes:[NSDictionary dictionaryWithObject:[self font] forKey:NSFontAttributeName]];
//            CGFloat titleY = _comboxRect.origin.y + (_comboxRect.size.height - titleSize.height)/2;
//            NSRect rectTitle = dirtyRect;
//            rectTitle.origin = NSMakePoint(8, titleY);
//            rectTitle.size.height = titleSize.height;
//            [title drawInRect:rectTitle withAttributes:nil];
        }
            break;
            
        default:
            break;
    }
}

#pragma mark - Private Methods

- (void)setType:(KMOCRComboBoxType)type {
    _type = type;
    switch (type) {
        case KMOCRComboBoxType_None:
        {
            self.wantsLayer = YES;
            self.layer.cornerRadius = 5.0;
            self.layer.borderWidth = 0.5;
            self.layer.borderColor = [NSColor colorWithSRGBRed:223.0/255.0 green:225.0/255.0 blue:229.0/255.0 alpha:1].CGColor;
            self.backgroundColor = [NSColor whiteColor];
            self.buttonBordered = NO;
        }
            break;
            
        default:
            break;
    }
}

@end

@implementation KMOCRComboBoxCell

- (NSRect)adjustedFrameToVerticallyCenterText:(NSRect)frame
{
    NSInteger offset = floor((NSHeight(frame)/2 - ([[self font] ascender] + [[self font] descender])));
    NSRect rect = CGRectMake(8, 0, frame.size.width, frame.size.height);
    return NSInsetRect(rect, 0.0, offset);
}
- (void)editWithFrame:(NSRect)aRect inView:(NSView *)controlView editor:(NSText *)editor delegate:(id)delegate event:(NSEvent *)event
{
    [super editWithFrame:[self adjustedFrameToVerticallyCenterText:aRect] inView:controlView editor:editor delegate:delegate event:event];
}
- (void)selectWithFrame:(NSRect)aRect inView:(NSView *)controlView editor:(NSText *)editor delegate:(id)delegate start:(NSInteger)start length:(NSInteger)length
{
    [super selectWithFrame:[self adjustedFrameToVerticallyCenterText:aRect] inView:controlView editor:editor delegate:delegate start:start length:length];
}
- (void)drawInteriorWithFrame:(NSRect)frame inView:(NSView *)view
{
    [super drawInteriorWithFrame:
    [self adjustedFrameToVerticallyCenterText:frame] inView:view];
}

@end

@implementation KMOCRStampComboBoxCell

- (NSRect)adjustedFrameToVerticallyCenterText:(NSRect)frame
{
    NSInteger offset = floor((NSHeight(frame)/2 - ([[self font] ascender] + [[self font] descender])));
    return NSInsetRect(frame, 0.0, offset);
}

- (void)drawInteriorWithFrame:(NSRect)frame inView:(NSView *)view
{
    self.backgroundColor = [NSColor whiteColor];
    [super drawInteriorWithFrame:
    [self adjustedFrameToVerticallyCenterText:frame] inView:view];
}

@end