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rename to image::Viewer
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tarkah committed May 27, 2020
1 parent 431171f commit 5d045c2
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Showing 9 changed files with 50 additions and 73 deletions.
3 changes: 0 additions & 3 deletions native/src/widget.rs
Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,6 @@ pub mod checkbox;
pub mod column;
pub mod container;
pub mod image;
pub mod image_viewer;
pub mod pane_grid;
pub mod progress_bar;
pub mod radio;
Expand All @@ -48,8 +47,6 @@ pub use container::Container;
#[doc(no_inline)]
pub use image::Image;
#[doc(no_inline)]
pub use image_viewer::ImageViewer;
#[doc(no_inline)]
pub use pane_grid::PaneGrid;
#[doc(no_inline)]
pub use progress_bar::ProgressBar;
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3 changes: 3 additions & 0 deletions native/src/widget/image.rs
Original file line number Diff line number Diff line change
@@ -1,4 +1,7 @@
//! Display images in your user interface.
pub mod viewer;
pub use viewer::{State, Viewer};

use crate::{layout, Element, Hasher, Layout, Length, Point, Size, Widget};

use std::{
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,7 @@ use std::{f32, hash::Hash, u32};

/// A widget that can display an image with the ability to zoom in/out and pan.
#[allow(missing_debug_implementations)]
pub struct ImageViewer<'a> {
pub struct Viewer<'a> {
state: &'a mut State,
padding: u16,
width: Length,
Expand All @@ -18,14 +18,14 @@ pub struct ImageViewer<'a> {
handle: image::Handle,
}

impl<'a> ImageViewer<'a> {
/// Creates a new [`ImageViewer`] with the given [`State`] and [`Handle`].
impl<'a> Viewer<'a> {
/// Creates a new [`Viewer`] with the given [`State`] and [`Handle`].
///
/// [`ImageViewer`]: struct.ImageViewer.html
/// [`Viewer`]: struct.Viewer.html
/// [`State`]: struct.State.html
/// [`Handle`]: ../image/struct.Handle.html
/// [`Handle`]: ../../image/struct.Handle.html
pub fn new(state: &'a mut State, handle: image::Handle) -> Self {
ImageViewer {
Viewer {
state,
padding: 0,
width: Length::Shrink,
Expand All @@ -36,48 +36,48 @@ impl<'a> ImageViewer<'a> {
}
}

/// Sets the padding of the [`ImageViewer`].
/// Sets the padding of the [`Viewer`].
///
/// [`ImageViewer`]: struct.ImageViewer.html
/// [`Viewer`]: struct.Viewer.html
pub fn padding(mut self, units: u16) -> Self {
self.padding = units;
self
}

/// Sets the width of the [`ImageViewer`].
/// Sets the width of the [`Viewer`].
///
/// [`ImageViewer`]: struct.ImageViewer.html
/// [`Viewer`]: struct.Viewer.html
pub fn width(mut self, width: Length) -> Self {
self.width = width;
self
}

/// Sets the height of the [`ImageViewer`].
/// Sets the height of the [`Viewer`].
///
/// [`ImageViewer`]: struct.ImageViewer.html
/// [`Viewer`]: struct.Viewer.html
pub fn height(mut self, height: Length) -> Self {
self.height = height;
self
}

/// Sets the max width of the [`ImageViewer`].
/// Sets the max width of the [`Viewer`].
///
/// [`ImageViewer`]: struct.ImageViewer.html
/// [`Viewer`]: struct.Viewer.html
pub fn max_width(mut self, max_width: u32) -> Self {
self.max_width = max_width;
self
}

/// Sets the max height of the [`ImageViewer`].
/// Sets the max height of the [`Viewer`].
///
/// [`ImageViewer`]: struct.ImageViewer.html
/// [`Viewer`]: struct.Viewer.html
pub fn max_height(mut self, max_height: u32) -> Self {
self.max_height = max_height;
self
}
}

impl<'a, Message, Renderer> Widget<Message, Renderer> for ImageViewer<'a>
impl<'a, Message, Renderer> Widget<Message, Renderer> for Viewer<'a>
where
Renderer: self::Renderer + image::Renderer,
{
Expand Down Expand Up @@ -263,9 +263,9 @@ where
}
}

/// The local state of an [`ImageViewer`].
/// The local state of a [`Viewer`].
///
/// [`ImageViewer`]: struct.ImageViewer.html
/// [`Viewer`]: struct.Viewer.html
#[derive(Debug, Clone, Copy, Default)]
pub struct State {
scale: Option<f32>,
Expand All @@ -283,9 +283,9 @@ impl State {
}

/// Apply a panning offset to the current [`State`], given the bounds of
/// the [`ImageViewer`] and its image.
/// the [`Viewer`] and its image.
///
/// [`ImageViewer`]: struct.ImageViewer.html
/// [`Viewer`]: struct.Viewer.html
/// [`State`]: struct.State.html
fn pan(
&mut self,
Expand All @@ -311,9 +311,9 @@ impl State {
}

/// Returns the current clipping offset of the [`State`], given the bounds
/// of the [`ImageViewer`] and its contents.
/// of the [`Viewer`] and its contents.
///
/// [`ImageViewer`]: struct.ImageViewer.html
/// [`Viewer`]: struct.Viewer.html
/// [`State`]: struct.State.html
fn offset(&self, bounds: Rectangle, image_bounds: Rectangle) -> (u32, u32) {
let hidden_width = ((image_bounds.width - bounds.width) as f32)
Expand All @@ -331,36 +331,36 @@ impl State {
}

/// Returns if the left mouse button is still held down since clicking inside
/// the [`ImageViewer`].
/// the [`Viewer`].
///
/// [`ImageViewer`]: struct.ImageViewer.html
/// [`Viewer`]: struct.Viewer.html
/// [`State`]: struct.State.html
pub fn is_cursor_clicked(&self) -> bool {
self.starting_cursor_pos.is_some()
}
}

/// The renderer of an [`ImageViewer`].
/// The renderer of an [`Viewer`].
///
/// Your [renderer] will need to implement this trait before being
/// able to use a [`ImageViewer`] in your user interface.
/// able to use a [`Viewer`] in your user interface.
///
/// [`ImageViewer`]: struct.ImageViewer.html
/// [renderer]: ../../renderer/index.html
/// [`Viewer`]: struct.Viewer.html
/// [renderer]: ../../../renderer/index.html
pub trait Renderer: crate::Renderer + Sized {
/// Draws the [`ImageViewer`].
/// Draws the [`Viewer`].
///
/// It receives:
/// - the [`State`] of the [`ImageViewer`]
/// - the bounds of the [`ImageViewer`] widget
/// - the bounds of the scaled [`ImageViewer`] image
/// - the [`State`] of the [`Viewer`]
/// - the bounds of the [`Viewer`] widget
/// - the bounds of the scaled [`Viewer`] image
/// - the clipping x,y offset
/// - the [`Handle`] to the underlying image
/// - whether the mouse is over the [`ImageViewer`] or not
/// - whether the mouse is over the [`Viewer`] or not
///
/// [`ImageViewer`]: struct.ImageViewer.html
/// [`Viewer`]: struct.Viewer.html
/// [`State`]: struct.State.html
/// [`Handle`]: ../image/struct.Handle.html
/// [`Handle`]: ../../image/struct.Handle.html
fn draw(
&mut self,
state: &State,
Expand All @@ -372,13 +372,12 @@ pub trait Renderer: crate::Renderer + Sized {
) -> Self::Output;
}

impl<'a, Message, Renderer> From<ImageViewer<'a>>
for Element<'a, Message, Renderer>
impl<'a, Message, Renderer> From<Viewer<'a>> for Element<'a, Message, Renderer>
where
Renderer: 'a + self::Renderer + image::Renderer,
Message: 'a,
{
fn from(viewer: ImageViewer<'a>) -> Element<'a, Message, Renderer> {
fn from(viewer: Viewer<'a>) -> Element<'a, Message, Renderer> {
Element::new(viewer)
}
}
16 changes: 4 additions & 12 deletions src/widget.rs
Original file line number Diff line number Diff line change
Expand Up @@ -30,8 +30,7 @@ mod platform {
#[cfg_attr(docsrs, doc(cfg(feature = "image")))]
pub mod image {
//! Display images in your user interface.
pub use iced_winit::image::{Handle, Image};
pub use iced_winit::image_viewer::{ImageViewer, State};
pub use iced_winit::image::{Handle, Image, State, Viewer};
}

#[cfg_attr(docsrs, doc(cfg(feature = "svg")))]
Expand All @@ -44,16 +43,9 @@ mod platform {

#[doc(no_inline)]
pub use {
button::Button,
checkbox::Checkbox,
container::Container,
image::{Image, ImageViewer},
pane_grid::PaneGrid,
progress_bar::ProgressBar,
radio::Radio,
scrollable::Scrollable,
slider::Slider,
svg::Svg,
button::Button, checkbox::Checkbox, container::Container, image::Image,
pane_grid::PaneGrid, progress_bar::ProgressBar, radio::Radio,
scrollable::Scrollable, slider::Slider, svg::Svg,
text_input::TextInput,
};

Expand Down
2 changes: 0 additions & 2 deletions wgpu/src/renderer/widget.rs
Original file line number Diff line number Diff line change
Expand Up @@ -17,5 +17,3 @@ mod svg;

#[cfg(feature = "image")]
mod image;
#[cfg(feature = "image")]
mod image_viewer;
2 changes: 2 additions & 0 deletions wgpu/src/renderer/widget/image.rs
Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
mod viewer;

use crate::{Primitive, Renderer};
use iced_native::{image, mouse, Layout};

Expand Down
Original file line number Diff line number Diff line change
@@ -1,10 +1,10 @@
use crate::{Primitive, Renderer};
use iced_native::{image, image_viewer, mouse, Rectangle, Vector};
use iced_native::{image, mouse, Rectangle, Vector};

impl image_viewer::Renderer for Renderer {
impl image::viewer::Renderer for Renderer {
fn draw(
&mut self,
state: &image_viewer::State,
state: &image::State,
bounds: Rectangle,
image_bounds: Rectangle,
offset: (u32, u32),
Expand Down
8 changes: 0 additions & 8 deletions wgpu/src/widget.rs
Original file line number Diff line number Diff line change
Expand Up @@ -47,11 +47,3 @@ pub mod canvas;
#[cfg(feature = "canvas")]
#[doc(no_inline)]
pub use canvas::Canvas;

#[cfg(feature = "image")]
#[doc(no_inline)]
pub mod image_viewer;

#[cfg(feature = "image")]
#[doc(no_inline)]
pub use image_viewer::ImageViewer;
6 changes: 0 additions & 6 deletions wgpu/src/widget/image_viewer.rs

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