Add a checkbox to a graph

Data

{text, checked?}

• text - must be a bitstring
• checked? - must be a boolean and indicates if the checkbox is set.

Messages

When the state of the checkbox, it sends an event message to the host scene in the form of:

{:value_changed, id, checked?}

Styles

Buttons honor the following styles

• :hidden - If false the component is rendered. If true, it is skipped. The default is false.
• :theme - The color set used to draw. See below. The default is :dark

Theme

Checkboxes work well with the following predefined themes: :light, :dark

To pass in a custom theme, supply a map with at least the following entries:

• :text - the color of the text in the button
• :background - the background of the box
• :border - the border of the box
• :active - the border of the box while the button is pressed
• :thumb - the color of the check mark itself

Usage

You should add/modify components via the helper functions in Scenic.Components

Examples

The following example creates a checkbox and positions it on the screen.

graph
|> checkbox({"Example", true}, id: :checkbox_id, translate: {20, 20})