abletk/src/widget/padding.rs

126 lines
3.4 KiB
Rust
Executable File

/*
* Copyright (C) 2022 Umut İnan Erdoğan <umutinanerdogan@pm.me>
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/.
*/
use crate::{layout::position::Position, widget::Widget, window::Window};
use abletk_common::Renderer;
use winit::event::MouseButton;
pub struct Padding<W: Widget> {
widget: W,
left: u32,
right: u32,
top: u32,
bottom: u32,
}
impl<W: Widget> Widget for Padding<W> {
fn draw(&self, renderer: &mut Renderer) {
self.widget.draw(renderer)
}
fn position(&self, renderer: &mut Renderer) -> Position {
let pos = self.widget.position(renderer);
Position::new(
self.left,
self.top,
pos.width() + self.right,
pos.height() + self.bottom,
)
}
fn mouse_pressed(&mut self,
renderer: &mut Renderer,
window: &mut Window,
button: MouseButton,
x: u32,
y: u32,
) {
let pos = self.position(renderer);
if pos.contains(x, y) {
self.widget.mouse_pressed(renderer, window, button, x - pos.x(), y - pos.y());
}
}
fn mouse_released(&mut self,
renderer: &mut Renderer,
window: &mut Window,
button: MouseButton,
x: u32,
y: u32,
) {
let pos = self.position(renderer);
if pos.contains(x, y) {
self.widget.mouse_released(renderer, window, button, x - pos.x(), y - pos.y());
}
}
}
impl<W: Widget> Padding<W> {
pub fn new(
left: u32,
right: u32,
top: u32,
bottom: u32,
widget: W,
) -> Self {
Self {
widget,
left,
right,
top,
bottom,
}
}
}
pub trait Padded<W: Widget> {
fn padding(self, left: u32, right: u32, top: u32, bottom: u32) -> Padding<W>;
fn padding_x(self, left: u32, right: u32) -> Padding<W>;
fn padding_y(self, top: u32, bottom: u32) -> Padding<W>;
fn padding_left(self, left: u32) -> Padding<W>;
fn padding_right(self, right: u32) -> Padding<W>;
fn padding_top(self, top: u32) -> Padding<W>;
fn padding_bottom(self, bottom: u32) -> Padding<W>;
fn padding_all(self, padding: u32) -> Padding<W>;
}
impl<W: Widget> Padded<W> for W {
fn padding(self, left: u32, right: u32, top: u32, bottom: u32) -> Padding<W> {
Padding::new(left, right, top, bottom, self)
}
fn padding_x(self, left: u32, right: u32) -> Padding<W> {
Padding::new(left, right, 0, 0, self)
}
fn padding_y(self, top: u32, bottom: u32) -> Padding<W> {
Padding::new(0, 0, top, bottom, self)
}
fn padding_left(self, left: u32) -> Padding<W> {
Padding::new(left, 0, 0, 0, self)
}
fn padding_right(self, right: u32) -> Padding<W> {
Padding::new(0, right, 0, 0, self)
}
fn padding_top(self, top: u32) -> Padding<W> {
Padding::new(0, 0, top, 0, self)
}
fn padding_bottom(self, bottom: u32) -> Padding<W> {
Padding::new(0, 0, 0, bottom, self)
}
fn padding_all(self, padding: u32) -> Padding<W> {
Padding::new(padding, padding, padding, padding, self)
}
}