wayvr/wgui/src/parser/component_slider.rs

59 lines
1.2 KiB
Rust

use crate::{
components::{Component, slider},
layout::WidgetID,
parser::{AttribPair, ParserContext, parse_check_f32, process_component, style::parse_style},
widget::ConstructEssentials,
};
pub fn parse_component_slider(
ctx: &mut ParserContext,
parent_id: WidgetID,
attribs: &[AttribPair],
) -> anyhow::Result<WidgetID> {
let mut min_value = 0.0;
let mut max_value = 1.0;
let mut initial_value = 0.5;
let mut step = 1.0;
let style = parse_style(attribs);
for pair in attribs {
let (key, value) = (pair.attrib.as_ref(), pair.value.as_ref());
match key {
"min_value" => {
parse_check_f32(value, &mut min_value);
}
"max_value" => {
parse_check_f32(value, &mut max_value);
}
"value" => {
parse_check_f32(value, &mut initial_value);
}
"step" => {
parse_check_f32(value, &mut step);
}
_ => {}
}
}
let (widget, component) = slider::construct(
&mut ConstructEssentials {
layout: ctx.layout,
parent: parent_id,
},
slider::Params {
style,
values: slider::ValuesMinMax {
min_value,
max_value,
value: initial_value,
step,
},
},
)?;
process_component(ctx, Component(component), widget.id, attribs);
Ok(widget.id)
}