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59 lines
1.4 KiB
Objective-C
59 lines
1.4 KiB
Objective-C
//
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// ScreenView.m
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// Mini vMac
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//
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// Created by Jesús A. Álvarez on 30/04/2016.
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// Copyright © 2016 namedfork. All rights reserved.
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//
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#import "ScreenView.h"
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#import "CNFGGLOB.h"
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static ScreenView *sharedScreenView = nil;
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@implementation ScreenView
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{
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CGImageRef screenImage;
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CGRect screenBounds;
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CGSize screenSize;
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CALayer *videoLayer;
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}
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- (void)awakeFromNib {
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[super awakeFromNib];
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sharedScreenView = self;
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videoLayer = [CALayer layer];
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screenSize = CGSizeMake(vMacScreenWidth, vMacScreenHeight);
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[self.layer addSublayer:videoLayer];
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}
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+ (instancetype)sharedScreenView {
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return sharedScreenView;
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}
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- (CGRect)screenBounds {
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return screenBounds;
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}
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- (CGSize)screenSize {
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return screenSize;
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}
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- (void)updateScreen:(CGImageRef)newScreenImage {
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CGImageRelease(screenImage);
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screenImage = CGImageRetain(newScreenImage);
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videoLayer.contents = (__bridge id)screenImage;
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}
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- (void)layoutSubviews {
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[super layoutSubviews];
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CGRect viewBounds = self.bounds;
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CGFloat screenScale = MAX(screenSize.width / viewBounds.size.width, screenSize.height / viewBounds.size.height);
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screenBounds = CGRectMake(0, 0, screenSize.width / screenScale, screenSize.height / screenScale);
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screenBounds.origin.x = (viewBounds.size.width - screenBounds.size.width)/2;
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screenBounds = CGRectIntegral(screenBounds);
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videoLayer.frame = screenBounds;
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}
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@end
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