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// Copyright 2020 The xi-editor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//! This example shows how to draw an png image.
//!
//! Requires the non-default "image" feature to be enabled:
//! `cargo run --example image --features "images"`
//!
#[cfg(not(feature = "image"))]
pub fn main() {
eprintln!("This examples requires the \"image\" feature to be enabled:");
eprintln!("cargo run --example image --features \"image\"");
}
#[cfg(feature = "image")]
pub fn main() {
use druid::{
widget::{FillStrat, Flex, Image, ImageData, WidgetExt},
AppLauncher, Color, Widget, WindowDesc,
};
fn ui_builder() -> impl Widget<u32> {
let png_data = ImageData::from_data(include_bytes!("PicWithAlpha.png")).unwrap();
let mut col = Flex::column();
col.add_flex_child(
Image::new(png_data.clone())
.border(Color::WHITE, 1.0)
.fix_width(100.0)
.center(),
1.0,
);
/*
// If you want to change the fill stratagy you can but you need the widget to be mut
let mut otherimage = Image::new(png_data);
otherimage.set_fill(FillStrat::FitWidth);
*/
let otherimage = Image::new(png_data)
.fill_mode(FillStrat::FitWidth)
.border(Color::WHITE, 1.0);
col.add_flex_child(otherimage, 1.0);
col
};
let main_window = WindowDesc::new(ui_builder);
let data = 0_u32;
AppLauncher::with_window(main_window)
.use_simple_logger()
.launch(data)
.expect("launch failed");
}