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|
use iced_native::{
button, checkbox, image, radio, renderer::Debugger, slider, text, Button,
Checkbox, Color, Image, Layout, MouseCursor, Node, Point, Radio, Slider,
Style, Text,
};
use raw_window_handle::HasRawWindowHandle;
use wgpu::{
Adapter, Device, DeviceDescriptor, Extensions, Instance, Limits,
PowerPreference, RequestAdapterOptions, Surface,
};
pub struct Renderer {
instance: Instance,
surface: Surface,
adapter: Adapter,
device: Device,
}
impl Renderer {
pub fn new<W: HasRawWindowHandle>(window: &W) -> Self {
let instance = Instance::new();
let adapter = instance.request_adapter(&RequestAdapterOptions {
power_preference: PowerPreference::LowPower,
});
let device = adapter.request_device(&DeviceDescriptor {
extensions: Extensions {
anisotropic_filtering: false,
},
limits: Limits { max_bind_groups: 1 },
});
let surface = instance.create_surface(window.raw_window_handle());
Self {
instance,
surface,
adapter,
device,
}
}
}
impl text::Renderer for Renderer {
fn node(&self, _text: &Text) -> Node {
Node::new(Style::default())
}
fn draw(&mut self, _text: &Text, _layout: Layout<'_>) {}
}
impl checkbox::Renderer for Renderer {
fn node<Message>(&mut self, _checkbox: &Checkbox<Message>) -> Node {
Node::new(Style::default())
}
fn draw<Message>(
&mut self,
_checkbox: &Checkbox<Message>,
_layout: Layout<'_>,
_cursor_position: Point,
) -> MouseCursor {
MouseCursor::OutOfBounds
}
}
impl radio::Renderer for Renderer {
fn node<Message>(&mut self, _checkbox: &Radio<Message>) -> Node {
Node::new(Style::default())
}
fn draw<Message>(
&mut self,
_radio: &Radio<Message>,
_layout: Layout<'_>,
_cursor_position: Point,
) -> MouseCursor {
MouseCursor::OutOfBounds
}
}
impl slider::Renderer for Renderer {
fn node<Message>(&self, _slider: &Slider<Message>) -> Node {
Node::new(Style::default())
}
fn draw<Message>(
&mut self,
_slider: &Slider<Message>,
_layout: Layout<'_>,
_cursor_position: Point,
) -> MouseCursor {
MouseCursor::OutOfBounds
}
}
impl image::Renderer<&str> for Renderer {
fn node(&mut self, _image: &Image<&str>) -> Node {
Node::new(Style::default())
}
fn draw(&mut self, _checkbox: &Image<&str>, _layout: Layout<'_>) {}
}
impl button::Renderer for Renderer {
fn node<Message>(&self, _button: &Button<Message>) -> Node {
Node::new(Style::default())
}
fn draw<Message>(
&mut self,
_button: &Button<Message>,
_layout: Layout<'_>,
_cursor_position: Point,
) -> MouseCursor {
MouseCursor::OutOfBounds
}
}
impl Debugger for Renderer {
fn explain(&mut self, _layout: &Layout<'_>, _color: Color) {}
}
|
