mirror of https://github.com/linebender/xilem
45 lines
1.5 KiB
Rust
45 lines
1.5 KiB
Rust
// Copyright 2020 the Xilem Authors and the Druid Authors
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
//! This showcase demonstrates how to use the image widget and its
|
|
//! properties. You can change the parameters in the GUI to see how
|
|
//! everything behaves.
|
|
|
|
// On Windows platform, don't show a console when opening the app.
|
|
#![windows_subsystem = "windows"]
|
|
|
|
use masonry::app_driver::{AppDriver, DriverCtx};
|
|
use masonry::dpi::LogicalSize;
|
|
use masonry::widget::{FillStrat, Image, RootWidget};
|
|
use masonry::{Action, WidgetId};
|
|
use vello::peniko::{Format, Image as ImageBuf};
|
|
use winit::window::Window;
|
|
|
|
struct Driver;
|
|
|
|
impl AppDriver for Driver {
|
|
fn on_action(&mut self, _ctx: &mut DriverCtx<'_>, _widget_id: WidgetId, _action: Action) {}
|
|
}
|
|
|
|
pub fn main() {
|
|
let image_bytes = include_bytes!("./assets/PicWithAlpha.png");
|
|
let image_data = image::load_from_memory(image_bytes).unwrap().to_rgba8();
|
|
let (width, height) = image_data.dimensions();
|
|
let png_data = ImageBuf::new(image_data.to_vec().into(), Format::Rgba8, width, height);
|
|
let image = Image::new(png_data).fill_mode(FillStrat::Contain);
|
|
|
|
let window_size = LogicalSize::new(650.0, 450.0);
|
|
let window_attributes = Window::default_attributes()
|
|
.with_title("Simple image example")
|
|
.with_min_inner_size(window_size)
|
|
.with_max_inner_size(window_size);
|
|
|
|
masonry::event_loop_runner::run(
|
|
masonry::event_loop_runner::EventLoop::with_user_event(),
|
|
window_attributes,
|
|
RootWidget::new(image),
|
|
Driver,
|
|
)
|
|
.unwrap();
|
|
}
|