From 5ae726e02c4d6c9889ef7335d9bc80ef1992e34f Mon Sep 17 00:00:00 2001 From: Héctor Ramón Jiménez Date: Tue, 27 Jun 2023 19:41:03 +0200 Subject: Move `Screenshot` inside `window` module --- runtime/src/lib.rs | 2 - runtime/src/screenshot.rs | 91 --------------------------------------- runtime/src/window.rs | 4 +- runtime/src/window/action.rs | 2 +- runtime/src/window/screenshot.rs | 92 ++++++++++++++++++++++++++++++++++++++++ 5 files changed, 96 insertions(+), 95 deletions(-) delete mode 100644 runtime/src/screenshot.rs create mode 100644 runtime/src/window/screenshot.rs (limited to 'runtime') diff --git a/runtime/src/lib.rs b/runtime/src/lib.rs index 32ed14d8..50abf7b2 100644 --- a/runtime/src/lib.rs +++ b/runtime/src/lib.rs @@ -60,7 +60,6 @@ mod debug; #[cfg(not(feature = "debug"))] #[path = "debug/null.rs"] mod debug; -mod screenshot; pub use iced_core as core; pub use iced_futures as futures; @@ -69,5 +68,4 @@ pub use command::Command; pub use debug::Debug; pub use font::Font; pub use program::Program; -pub use screenshot::{CropError, Screenshot}; pub use user_interface::UserInterface; diff --git a/runtime/src/screenshot.rs b/runtime/src/screenshot.rs deleted file mode 100644 index b88f2c20..00000000 --- a/runtime/src/screenshot.rs +++ /dev/null @@ -1,91 +0,0 @@ -use crate::core::{Rectangle, Size}; - -use std::fmt::{Debug, Formatter}; -use std::sync::Arc; - -/// Data of a screenshot, captured with `window::screenshot()`. -/// -/// The `bytes` of this screenshot will always be ordered as `RGBA` in the sRGB color space. -#[derive(Clone)] -pub struct Screenshot { - /// The bytes of the [`Screenshot`]. - pub bytes: Arc>, - /// The size of the [`Screenshot`]. - pub size: Size, -} - -impl Debug for Screenshot { - fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result { - write!( - f, - "Screenshot: {{ \n bytes: {}\n size: {:?} }}", - self.bytes.len(), - self.size - ) - } -} - -impl Screenshot { - /// Creates a new [`Screenshot`]. - pub fn new(bytes: Vec, size: Size) -> Self { - Self { - bytes: Arc::new(bytes), - size, - } - } - - /// Crops a [`Screenshot`] to the provided `region`. This will always be relative to the - /// top-left corner of the [`Screenshot`]. - pub fn crop(&self, region: Rectangle) -> Result { - if region.width == 0 || region.height == 0 { - return Err(CropError::Zero); - } - - if region.x + region.width > self.size.width - || region.y + region.height > self.size.height - { - return Err(CropError::OutOfBounds); - } - - // Image is always RGBA8 = 4 bytes per pixel - const PIXEL_SIZE: usize = 4; - - let bytes_per_row = self.size.width as usize * PIXEL_SIZE; - let row_range = region.y as usize..(region.y + region.height) as usize; - let column_range = region.x as usize * PIXEL_SIZE - ..(region.x + region.width) as usize * PIXEL_SIZE; - - let chopped = self.bytes.chunks(bytes_per_row).enumerate().fold( - vec![], - |mut acc, (row, bytes)| { - if row_range.contains(&row) { - acc.extend(&bytes[column_range.clone()]); - } - - acc - }, - ); - - Ok(Self { - bytes: Arc::new(chopped), - size: Size::new(region.width, region.height), - }) - } -} - -impl AsRef<[u8]> for Screenshot { - fn as_ref(&self) -> &[u8] { - &self.bytes - } -} - -#[derive(Debug, thiserror::Error)] -/// Errors that can occur when cropping a [`Screenshot`]. -pub enum CropError { - #[error("The cropped region is out of bounds.")] - /// The cropped region's size is out of bounds. - OutOfBounds, - #[error("The cropped region is not visible.")] - /// The cropped region's size is zero. - Zero, -} diff --git a/runtime/src/window.rs b/runtime/src/window.rs index 9b66cb0e..e448edef 100644 --- a/runtime/src/window.rs +++ b/runtime/src/window.rs @@ -1,13 +1,15 @@ //! Build window-based GUI applications. mod action; +pub mod screenshot; + pub use action::Action; +pub use screenshot::Screenshot; use crate::command::{self, Command}; use crate::core::time::Instant; use crate::core::window::{Event, Icon, Level, Mode, UserAttention}; use crate::futures::subscription::{self, Subscription}; -use crate::screenshot::Screenshot; /// Subscribes to the frames of the window of the running application. /// diff --git a/runtime/src/window/action.rs b/runtime/src/window/action.rs index cb430681..09be1810 100644 --- a/runtime/src/window/action.rs +++ b/runtime/src/window/action.rs @@ -1,7 +1,7 @@ use crate::core::window::{Icon, Level, Mode, UserAttention}; use crate::futures::MaybeSend; +use crate::window::Screenshot; -use crate::screenshot::Screenshot; use std::fmt; /// An operation to be performed on some window. diff --git a/runtime/src/window/screenshot.rs b/runtime/src/window/screenshot.rs new file mode 100644 index 00000000..c84286b6 --- /dev/null +++ b/runtime/src/window/screenshot.rs @@ -0,0 +1,92 @@ +//! Take screenshots of a window. +use crate::core::{Rectangle, Size}; + +use std::fmt::{Debug, Formatter}; +use std::sync::Arc; + +/// Data of a screenshot, captured with `window::screenshot()`. +/// +/// The `bytes` of this screenshot will always be ordered as `RGBA` in the sRGB color space. +#[derive(Clone)] +pub struct Screenshot { + /// The bytes of the [`Screenshot`]. + pub bytes: Arc>, + /// The size of the [`Screenshot`]. + pub size: Size, +} + +impl Debug for Screenshot { + fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result { + write!( + f, + "Screenshot: {{ \n bytes: {}\n size: {:?} }}", + self.bytes.len(), + self.size + ) + } +} + +impl Screenshot { + /// Creates a new [`Screenshot`]. + pub fn new(bytes: Vec, size: Size) -> Self { + Self { + bytes: Arc::new(bytes), + size, + } + } + + /// Crops a [`Screenshot`] to the provided `region`. This will always be relative to the + /// top-left corner of the [`Screenshot`]. + pub fn crop(&self, region: Rectangle) -> Result { + if region.width == 0 || region.height == 0 { + return Err(CropError::Zero); + } + + if region.x + region.width > self.size.width + || region.y + region.height > self.size.height + { + return Err(CropError::OutOfBounds); + } + + // Image is always RGBA8 = 4 bytes per pixel + const PIXEL_SIZE: usize = 4; + + let bytes_per_row = self.size.width as usize * PIXEL_SIZE; + let row_range = region.y as usize..(region.y + region.height) as usize; + let column_range = region.x as usize * PIXEL_SIZE + ..(region.x + region.width) as usize * PIXEL_SIZE; + + let chopped = self.bytes.chunks(bytes_per_row).enumerate().fold( + vec![], + |mut acc, (row, bytes)| { + if row_range.contains(&row) { + acc.extend(&bytes[column_range.clone()]); + } + + acc + }, + ); + + Ok(Self { + bytes: Arc::new(chopped), + size: Size::new(region.width, region.height), + }) + } +} + +impl AsRef<[u8]> for Screenshot { + fn as_ref(&self) -> &[u8] { + &self.bytes + } +} + +#[derive(Debug, thiserror::Error)] +/// Errors that can occur when cropping a [`Screenshot`]. +pub enum CropError { + #[error("The cropped region is out of bounds.")] + /// The cropped region's size is out of bounds. + OutOfBounds, + #[error("The cropped region is not visible.")] + /// The cropped region's size is zero. + Zero, +} -- cgit