The content provides a MATLAB App Designer R2023a developed application for image brightness control. The application modifies the brightness of an image using the dynamic slider value. The presented source code shows an ‘ImageControlApp’ class with properties that match with app components and callback methods which handle component events. The key function, ‘SliderValueChanging’, adjusts the image source according to the changing value of the slider for brightness control. The program further constructs and deletes the application along with the user interface figure, as needed. The application source code and video tutorial is available for better understanding.
Tag: color
How to set the color of the selected part of the text in EditText or TextView in your Android App?
In this tutorial it shows how one can set the color of the text (both foreground and background) of the selected part in the EditText or TextView in your Android App. It uses Spannabale string concept to set the color of the selected part of the text. I hope you…
How to draw the content of a canvas on SurfaceView and ImageView in your Android App?
In this video it shows how one can draw certain objects on a canvas and then print it on a surface view or image view so that it is visible in the layout of the App. I hope you like this video. For any questions, suggestions or appreciation please contact…
How to set text color in the edit text or text view widget in your Android App?
This short video shows how one can use setTextColor option to set the color of the text either in the edit text (plain text) of textview widget of the Android App. I hope you like this video. For any questions, suggestions or appreciation please contact us at: https://programmerworld.co/contact/ or email…
How to select colors with the Palette API in your Android App?
This video shows the steps to implement the palette library (provided by Android) in your gradle file (App level gradle file). It further shows how one can easily use this API in the Java code to get certain colors from the Image considered in this video for demonstration. This video…