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Rename and add to iced image module
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tarkah committed May 15, 2020
1 parent bf32827 commit 037e1aa
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Showing 7 changed files with 58 additions and 56 deletions.
4 changes: 2 additions & 2 deletions native/src/widget.rs
Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@ pub mod checkbox;
pub mod column;
pub mod container;
pub mod image;
pub mod image_pane;
pub mod image_viewer;
pub mod pane_grid;
pub mod progress_bar;
pub mod radio;
Expand All @@ -48,7 +48,7 @@ pub use container::Container;
#[doc(no_inline)]
pub use image::Image;
#[doc(no_inline)]
pub use image_pane::ImagePane;
pub use image_viewer::ImageViewer;
#[doc(no_inline)]
pub use pane_grid::PaneGrid;
#[doc(no_inline)]
Expand Down
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 ImagePane<'a> {
pub struct ImageViewer<'a> {
state: &'a mut State,
padding: u16,
width: Length,
Expand All @@ -18,14 +18,14 @@ pub struct ImagePane<'a> {
handle: image::Handle,
}

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

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

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

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

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

/// Sets the max height of the [`ImagePane`].
/// Sets the max height of the [`ImageViewer`].
///
/// [`ImagePane`]: struct.ImagePane.html
/// [`ImageViewer`]: struct.ImageViewer.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 ImagePane<'a>
impl<'a, Message, Renderer> Widget<Message, Renderer> for ImageViewer<'a>
where
Renderer: self::Renderer + image::Renderer,
{
Expand Down Expand Up @@ -263,9 +263,9 @@ where
}
}

/// The local state of an [`ImagePane`].
/// The local state of an [`ImageViewer`].
///
/// [`ImagePane`]: struct.ImagePane.html
/// [`ImageViewer`]: struct.ImageViewer.html
#[derive(Debug, Clone, Copy, Default)]
pub struct State {
scale: Option<f32>,
Expand All @@ -275,17 +275,17 @@ pub struct State {
}

impl State {
/// Creates a new [`State`] with the scrollbar located at the top.
/// Creates a new [`State`].
///
/// [`State`]: struct.State.html
pub fn new() -> Self {
State::default()
}

/// Apply a panning offset to the current [`State`], given the bounds of
/// the [`ImagePane`] and its image.
/// the [`ImageViewer`] and its image.
///
/// [`ImagePane`]: struct.ImagePane.html
/// [`ImageViewer`]: struct.ImageViewer.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 [`ImagePane`] and its contents.
/// of the [`ImageViewer`] and its contents.
///
/// [`ImagePane`]: struct.ImagePane.html
/// [`ImageViewer`]: struct.ImageViewer.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 @@ -331,34 +331,34 @@ impl State {
}

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

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

impl<'a, Message, Renderer> From<ImagePane<'a>>
impl<'a, Message, Renderer> From<ImageViewer<'a>>
for Element<'a, Message, Renderer>
where
Renderer: 'a + self::Renderer + image::Renderer,
Message: 'a,
{
fn from(image_pane: ImagePane<'a>) -> Element<'a, Message, Renderer> {
Element::new(image_pane)
fn from(viewer: ImageViewer<'a>) -> Element<'a, Message, Renderer> {
Element::new(viewer)
}
}
20 changes: 11 additions & 9 deletions src/widget.rs
Original file line number Diff line number Diff line change
Expand Up @@ -31,12 +31,7 @@ mod platform {
pub mod image {
//! Display images in your user interface.
pub use iced_winit::image::{Handle, Image};
}

#[cfg_attr(docsrs, doc(cfg(feature = "image")))]
pub mod image_pane {
//! Zoom and pan on an image.
pub use iced_wgpu::image_pane::{ImagePane, State};
pub use iced_winit::image_viewer::{ImageViewer, State};
}

#[cfg_attr(docsrs, doc(cfg(feature = "svg")))]
Expand All @@ -49,9 +44,16 @@ mod platform {

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

Expand Down
2 changes: 1 addition & 1 deletion wgpu/src/renderer/widget.rs
Original file line number Diff line number Diff line change
Expand Up @@ -18,4 +18,4 @@ mod svg;
#[cfg(feature = "image")]
mod image;
#[cfg(feature = "image")]
mod image_pane;
mod image_viewer;
Original file line number Diff line number Diff line change
@@ -1,10 +1,10 @@
use crate::{Primitive, Renderer};
use iced_native::{image, image_pane, mouse, Rectangle, Vector};
use iced_native::{image, image_viewer, mouse, Rectangle, Vector};

impl image_pane::Renderer for Renderer {
impl image_viewer::Renderer for Renderer {
fn draw(
&mut self,
state: &image_pane::State,
state: &image_viewer::State,
bounds: Rectangle,
image_bounds: Rectangle,
offset: (u32, u32),
Expand Down
4 changes: 2 additions & 2 deletions wgpu/src/widget.rs
Original file line number Diff line number Diff line change
Expand Up @@ -50,8 +50,8 @@ pub use canvas::Canvas;

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

#[cfg(feature = "image")]
#[doc(no_inline)]
pub use image_pane::ImagePane;
pub use image_viewer::ImageViewer;
Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
//! Zoom and pan on an image.
pub use iced_native::image_pane::State;
pub use iced_native::image_viewer::State;

/// A widget that can display an image with the ability to zoom in/out and pan.
pub type ImagePane<'a> = iced_native::ImagePane<'a>;
pub type ImageViewer<'a> = iced_native::ImageViewer<'a>;

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