adjustable onScreenButtonView alpha(transparency)

Limelight/Input/CustomOSC/OSCProfilesManager.m

@@ -286,6 +286,7 @@ static NSMutableDictionary *onScreenButtonViewsDict;
         buttonState.timestamp = buttonView.timestamp;
         buttonState.widthFactor = buttonView.widthFactor;
         buttonState.heightFactor = buttonView.heightFactor;
+        buttonState.backgroundAlpha = buttonView.backgroundAlpha;
         NSData *buttonStateEncoded = [NSKeyedArchiver archivedDataWithRootObject:buttonState requiringSecureCoding:YES error:nil];
         [buttonStatesEncoded addObject: buttonStateEncoded];
     }];

Limelight/Input/CustomOSC/OnScreenButtonState.h

@@ -28,6 +28,7 @@ NS_ASSUME_NONNULL_BEGIN
 @property (nonatomic, assign) CGFloat widthFactor; // for OnScreenButtonView
 @property (nonatomic, assign) CGFloat heightFactor; // for OnScreenButtonView
 @property (nonatomic, assign) CGFloat oscLayerSizeFactor; // for OnScreenController CALayer
+@property (nonatomic, assign) CGFloat backgroundAlpha; // for OnScreenController CALayer
 
 // @property (nonatomic, assign) BOOL hasValidPosition;
 

Limelight/Input/CustomOSC/OnScreenButtonState.m

@@ -36,6 +36,7 @@
     [encoder encodeFloat:self.widthFactor forKey:@"widthFactor"];
     [encoder encodeFloat:self.heightFactor forKey:@"heightFactor"];
     [encoder encodeFloat:self.oscLayerSizeFactor forKey:@"oscLayerSizeFactor"];
+    [encoder encodeFloat:self.backgroundAlpha forKey:@"backgroundAlpha"];
 }
 
 - (id) initWithCoder:(NSCoder*)decoder {
@@ -49,6 +50,7 @@
         self.widthFactor = [decoder decodeFloatForKey:@"widthFactor"];
         self.heightFactor = [decoder decodeFloatForKey:@"heightFactor"];
         self.oscLayerSizeFactor = [decoder decodeFloatForKey:@"oscLayerSizeFactor"];
+        self.backgroundAlpha = [decoder decodeFloatForKey:@"backgroundAlpha"];
     }
     return self;
 }

Limelight/Input/OnScreenButtonView.swift

@@ -18,21 +18,24 @@ import UIKit
     @objc public var pressed: Bool
     @objc public var widthFactor: CGFloat
     @objc public var heightFactor: CGFloat
+    @objc public var backgroundAlpha: CGFloat
 
     private let label: UILabel
-    private let originalBackgroundColor: UIColor
+    // private let originalBackgroundColor: UIColor
     private var storedLocation: CGPoint = .zero
+    private let minimumBorderAlpha: CGFloat = 0.19
 
     
     @objc init(keyString: String, keyLabel: String) {
         self.keyString = keyString
         self.keyLabel = keyLabel
         self.label = UILabel()
-        self.originalBackgroundColor = UIColor(white: 0.2, alpha: 0.7)
+        // self.originalBackgroundColor = UIColor(white: 0.2, alpha: 0.7)
         self.timestamp = 0
         self.pressed = false
         self.widthFactor = 1.0
         self.heightFactor = 1.0
+        self.backgroundAlpha = 0.5
         super.init(frame: .zero)
         setupView()
     }
@@ -52,6 +55,23 @@ import UIKit
         OnScreenButtonView.editMode = enabled
     }
     
+    @objc public func adjustButtonTransparency(alpha: CGFloat){
+        if(alpha != 0){
+            self.backgroundAlpha = alpha
+        }
+        else{
+            self.backgroundAlpha = 0.5
+        }
+        
+        var borderAlpha = 1.5 * self.backgroundAlpha
+        if(borderAlpha < minimumBorderAlpha){
+            borderAlpha = minimumBorderAlpha
+        }
+        
+        self.backgroundColor = UIColor(white: 0.2, alpha: self.backgroundAlpha)
+        self.layer.borderColor = UIColor(white: 0.2, alpha: borderAlpha).cgColor
+    }
+    
     @objc public func resizeButtonView(){
         guard let superview = superview else { return }
         
@@ -83,6 +103,8 @@ import UIKit
         setupView()
     }
     
+    
+    
     @objc public func setupView() {
         label.text = self.keyLabel
         label.font = UIFont.boldSystemFont(ofSize: 19)
@@ -97,17 +119,21 @@ import UIKit
         label.translatesAutoresizingMaskIntoConstraints = false // enable auto alignment for the label
         
         self.translatesAutoresizingMaskIntoConstraints = true // this is mandatory to prevent unexpected key view location change
-        self.layer.borderColor = UIColor(white: 0.2, alpha: 0.86).cgColor
+        var borderAlpha = 1.5 * self.backgroundAlpha
+        if(borderAlpha < minimumBorderAlpha){
+            borderAlpha = minimumBorderAlpha
+        }
+        // if(self.backgroundAlpha * )
+        self.layer.borderColor = UIColor(white: 0.2, alpha: borderAlpha).cgColor
         self.layer.borderWidth = 1
         self.layer.cornerRadius = 20
-        self.backgroundColor = UIColor(white: 0.2, alpha: 0.57)
+        self.backgroundColor = UIColor(white: 0.2, alpha: self.backgroundAlpha)
         self.layer.shadowColor = UIColor.clear.cgColor
         self.layer.shadowRadius = 8
         self.layer.shadowOpacity = 0.5
         
         addSubview(label)
         
-        
         NSLayoutConstraint.activate([
             //self.widthAnchor.constraint(equalToConstant: UIScreen.main.bounds.width * 0.088),
             //self.heightAnchor.constraint(equalToConstant: UIScreen.main.bounds.height * 0.1),

Limelight/Input/StreamView.h

@@ -39,7 +39,7 @@
 - (void) reloadOnScreenControlsWith:(ControllerSupport*)controllerSupport
                           andConfig:(StreamConfiguration*)streamConfig;
 - (void) clearOnScreenKeyboardButtons;
-- (void) reloadOnScreenKeyboardButtons;
+- (void) reloadOnScreenButtonViews;
 
 - (CGSize) getVideoAreaSize;
 - (CGPoint) adjustCoordinatesForVideoArea:(CGPoint)point;

Limelight/Input/StreamView.m

@@ -363,7 +363,7 @@ static const double X1_MOUSE_SPEED_DIVISOR = 2.5;
     }
 }
 
-- (void) reloadOnScreenKeyboardButtons{
+- (void) reloadOnScreenButtonViews{
     
     NSLog(@"reload on screen keyboard buttons here");
 
@@ -389,6 +389,7 @@ static const double X1_MOUSE_SPEED_DIVISOR = 2.5;
                 [self->streamFrameTopLayerView addSubview:buttonView]; // add keyboard button to the stream frame view. must add it to the target view before setting location.
                 [buttonView setLocationWithXOffset:buttonState.position.x yOffset:buttonState.position.y];
                 [buttonView resizeButtonView]; // resize must be called after relocation
+                [buttonView adjustButtonTransparencyWithAlpha:buttonState.backgroundAlpha];
             }
         }
     }