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Introduce Cursor type in canvas

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This commit is contained in:
Héctor Ramón Jiménez 2020-04-29 04:25:49 +02:00
parent 5586034d66
commit dc51080328
6 changed files with 169 additions and 108 deletions
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16
examples/solar_system/src/main.rs
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@ -7,8 +7,9 @@
//!
//! [1]: https://developer.mozilla.org/en-US/docs/Web/API/Canvas_API/Tutorial/Basic_animations#An_animated_solar_system
use iced::{
canvas, executor, window, Application, Canvas, Color, Command, Element,
Length, Point, Settings, Size, Subscription, Vector,
canvas::{self, Cursor, Path, Stroke},
executor, window, Application, Canvas, Color, Command, Element, Length,
Point, Rectangle, Settings, Size, Subscription, Vector,
};
use std::time::Instant;
@ -132,11 +133,14 @@ impl State {
}
impl<Message> canvas::Program<Message> for State {
fn draw(&self, bounds: Size) -> Vec<canvas::Geometry> {
use canvas::{Path, Stroke};
fn draw(
&self,
bounds: Rectangle,
_cursor: Cursor,
) -> Vec<canvas::Geometry> {
use std::f32::consts::PI;
let background = self.space_cache.draw(bounds, |frame| {
let background = self.space_cache.draw(bounds.size(), |frame| {
let space = Path::rectangle(Point::new(0.0, 0.0), frame.size());
let stars = Path::new(|path| {
@ -151,7 +155,7 @@ impl<Message> canvas::Program<Message> for State {
frame.fill(&stars, Color::WHITE);
});
let system = self.system_cache.draw(bounds, |frame| {
let system = self.system_cache.draw(bounds.size(), |frame| {
let center = frame.center();
let sun = Path::circle(center, Self::SUN_RADIUS);