Struct button_controller::ButtonController

pub struct ButtonController {
    pub mouse_cursor_inside: bool,
    pub was_inside: bool,
    pub pressed: bool,
    pub pressed_instant: Option<Instant>,
    pub events: Vec<ButtonEvent>,
}

Stores state and events of a button.

Fields

mouse_cursor_inside: bool

Whether mouse cursor is inside button.

was_inside: bool

Whether mouse cursor was inside.

pressed: bool

Whether button is pressed.

pressed_instant: Option<Instant>

When button was pressed.

events: Vec<ButtonEvent>

Stores button events.

Implementations

impl ButtonController

pub fn new() -> ButtonController

Creates a new button controller.

pub fn event<E: GenericEvent>(
    &mut self,
    layout: Rectangle,
    transform: Matrix2d,
    e: &E
)

Handles event.

pub fn touch_event<E: GenericEvent, S: Into<[u32; 2]>>(
    &mut self,
    layout: Rectangle,
    transform: Matrix2d,
    window_size: S,
    e: &E
)

Handle touch events.

pub fn appear_pressed(&self, pressed_duration_secs: f64) -> bool

Returns true if keep pressed appearance for some duration to give user feedback.

pub fn state(&self, pressed_duration_secs: f64) -> ButtonState

Returns the visual button state.