Slider

Linear slider component for parameter control.

A drawable slider component that displays a linear slider with a filled portion indicating the current value. Can be used for controlling continuous parameters.

Namespace: enjin2

Header: include/enjin2/components/slider.hpp

Public Methods

`Slider(Object *owner, uint8_t width, uint8_t height)`

Construct a new Slider component.

ownerThe object that owns this component widthWidth of the slider in pixels heightHeight of the slider in pixels

`void onCreate() override`

Initialize the slider.

`void onUpdate(float dt) override`

Update the slider state.

dtTime elapsed since last update in seconds

`void draw(ICanvas< uint8_t > &canvas)`

Draw the slider to the canvas.

canvasThe canvas to draw to

`void setValue(float newValue)`

Set the slider value.

newValueValue between 0.0 and 1.0

`float getValue() const`

Get the current slider value.

Value between 0.0 and 1.0

`void setColor(uint8_t newColor)`

Set the slider color.

newColorColor value (0-15 for 4-bit grayscale)

Public Methods​

Slider(Object *owner, uint8_t width, uint8_t height)​

void onCreate() override​

void onUpdate(float dt) override​

void draw(ICanvas&lt; uint8_t &gt; &canvas)​

void setValue(float newValue)​

float getValue() const​

void setColor(uint8_t newColor)​