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Introduce viewport to Widget::draw

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This should eventually allow us to only generate primitives that are
visible.
This commit is contained in:
Héctor Ramón Jiménez 2020-08-18 03:37:32 +02:00
parent 8a3ce90959
commit d328b07b39
31 changed files with 123 additions and 35 deletions
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1
native/src/widget/button.rs
View file

@ -217,6 +217,7 @@ where
defaults: &Renderer::Defaults,
layout: Layout<'_>,
cursor_position: Point,
_viewport: &Rectangle,
) -> Renderer::Output {
renderer.draw(
defaults,

1
native/src/widget/checkbox.rs
View file

@ -180,6 +180,7 @@ where
defaults: &Renderer::Defaults,
layout: Layout<'_>,
cursor_position: Point,
_viewport: &Rectangle,
) -> Renderer::Output {
let bounds = layout.bounds();
let mut children = layout.children();

16
native/src/widget/column.rs
View file

@ -1,9 +1,11 @@
//! Distribute content vertically.
use std::hash::Hash;
use crate::layout;
use crate::overlay;
use crate::{
layout, overlay, Align, Clipboard, Element, Event, Hasher, Layout, Length,
Point, Widget,
Align, Clipboard, Element, Event, Hasher, Layout, Length, Point, Rectangle,
Widget,
};
use std::u32;
@ -181,8 +183,15 @@ where
defaults: &Renderer::Defaults,
layout: Layout<'_>,
cursor_position: Point,
viewport: &Rectangle,
) -> Renderer::Output {
renderer.draw(defaults, &self.children, layout, cursor_position)
renderer.draw(
defaults,
&self.children,
layout,
cursor_position,
viewport,
)
}
fn hash_layout(&self, state: &mut Hasher) {
@ -237,6 +246,7 @@ pub trait Renderer: crate::Renderer + Sized {
content: &[Element<'_, Message, Self>],
layout: Layout<'_>,
cursor_position: Point,
viewport: &Rectangle,
) -> Self::Output;
}

3
native/src/widget/container.rs
View file

@ -191,11 +191,13 @@ where
defaults: &Renderer::Defaults,
layout: Layout<'_>,
cursor_position: Point,
viewport: &Rectangle,
) -> Renderer::Output {
renderer.draw(
defaults,
layout.bounds(),
cursor_position,
viewport,
&self.style,
&self.content,
layout.children().next().unwrap(),
@ -242,6 +244,7 @@ pub trait Renderer: crate::Renderer {
defaults: &Self::Defaults,
bounds: Rectangle,
cursor_position: Point,
viewport: &Rectangle,
style: &Self::Style,
content: &Element<'_, Message, Self>,
content_layout: Layout<'_>,

4
native/src/widget/image.rs
View file

@ -1,5 +1,6 @@
//! Display images in your user interface.
use crate::{layout, Element, Hasher, Layout, Length, Point, Size, Widget};
use crate::layout;
use crate::{Element, Hasher, Layout, Length, Point, Rectangle, Size, Widget};
use std::{
hash::{Hash, Hasher as _},
@ -97,6 +98,7 @@ where
_defaults: &Renderer::Defaults,
layout: Layout<'_>,
_cursor_position: Point,
_viewport: &Rectangle,
) -> Renderer::Output {
renderer.draw(self.handle.clone(), layout)
}

1
native/src/widget/pane_grid.rs
View file

@ -588,6 +588,7 @@ where
defaults: &Renderer::Defaults,
layout: Layout<'_>,
cursor_position: Point,
_viewport: &Rectangle,
) -> Renderer::Output {
let picked_split = self
.state

1
native/src/widget/pick_list.rs
View file

@ -256,6 +256,7 @@ where
_defaults: &Renderer::Defaults,
layout: Layout<'_>,
cursor_position: Point,
_viewport: &Rectangle,
) -> Renderer::Output {
self::Renderer::draw(
renderer,

1
native/src/widget/progress_bar.rs
View file

@ -104,6 +104,7 @@ where
_defaults: &Renderer::Defaults,
layout: Layout<'_>,
_cursor_position: Point,
_viewport: &Rectangle,
) -> Renderer::Output {
renderer.draw(
layout.bounds(),

1
native/src/widget/radio.rs
View file

@ -183,6 +183,7 @@ where
defaults: &Renderer::Defaults,
layout: Layout<'_>,
cursor_position: Point,
_viewport: &Rectangle,
) -> Renderer::Output {
let bounds = layout.bounds();
let mut children = layout.children();

19
native/src/widget/row.rs
View file

@ -1,11 +1,12 @@
//! Distribute content horizontally.
use std::hash::Hash;
use crate::layout;
use crate::overlay;
use crate::{
layout, overlay, Align, Clipboard, Element, Event, Hasher, Layout, Length,
Point, Widget,
Align, Clipboard, Element, Event, Hasher, Layout, Length, Point, Rectangle,
Widget,
};
use std::hash::Hash;
use std::u32;
/// A container that distributes its contents horizontally.
@ -182,8 +183,15 @@ where
defaults: &Renderer::Defaults,
layout: Layout<'_>,
cursor_position: Point,
viewport: &Rectangle,
) -> Renderer::Output {
renderer.draw(defaults, &self.children, layout, cursor_position)
renderer.draw(
defaults,
&self.children,
layout,
cursor_position,
viewport,
)
}
fn hash_layout(&self, state: &mut Hasher) {
@ -238,6 +246,7 @@ pub trait Renderer: crate::Renderer + Sized {
children: &[Element<'_, Message, Self>],
layout: Layout<'_>,
cursor_position: Point,
viewport: &Rectangle,
) -> Self::Output;
}

5
native/src/widget/scrollable.rs
View file

@ -303,6 +303,7 @@ where
defaults: &Renderer::Defaults,
layout: Layout<'_>,
cursor_position: Point,
_viewport: &Rectangle,
) -> Renderer::Output {
let bounds = layout.bounds();
let content_layout = layout.children().next().unwrap();
@ -335,6 +336,10 @@ where
defaults,
content_layout,
cursor_position,
&Rectangle {
y: bounds.y + offset as f32,
..bounds
},
)
};

1
native/src/widget/slider.rs
View file

@ -259,6 +259,7 @@ where
_defaults: &Renderer::Defaults,
layout: Layout<'_>,
cursor_position: Point,
_viewport: &Rectangle,
) -> Renderer::Output {
let start = *self.range.start();
let end = *self.range.end();

1
native/src/widget/space.rs
View file

@ -71,6 +71,7 @@ where
_defaults: &Renderer::Defaults,
layout: Layout<'_>,
_cursor_position: Point,
_viewport: &Rectangle,
) -> Renderer::Output {
renderer.draw(layout.bounds())
}

4
native/src/widget/svg.rs
View file

@ -1,5 +1,6 @@
//! Display vector graphics in your application.
use crate::{layout, Element, Hasher, Layout, Length, Point, Size, Widget};
use crate::layout;
use crate::{Element, Hasher, Layout, Length, Point, Rectangle, Size, Widget};
use std::{
hash::{Hash, Hasher as _},
@ -103,6 +104,7 @@ where
_defaults: &Renderer::Defaults,
layout: Layout<'_>,
_cursor_position: Point,
_viewport: &Rectangle,
) -> Renderer::Output {
renderer.draw(self.handle.clone(), layout)
}

1
native/src/widget/text.rs
View file

@ -149,6 +149,7 @@ where
defaults: &Renderer::Defaults,
layout: Layout<'_>,
_cursor_position: Point,
_viewport: &Rectangle,
) -> Renderer::Output {
renderer.draw(
defaults,

1
native/src/widget/text_input.rs
View file

@ -497,6 +497,7 @@ where
_defaults: &Renderer::Defaults,
layout: Layout<'_>,
cursor_position: Point,
_viewport: &Rectangle,
) -> Renderer::Output {
let bounds = layout.bounds();
let text_bounds = layout.children().next().unwrap().bounds();