diff options
Diffstat (limited to 'winit/src/conversion.rs')
| -rw-r--r-- | winit/src/conversion.rs | 413 |
1 files changed, 398 insertions, 15 deletions
diff --git a/winit/src/conversion.rs b/winit/src/conversion.rs index 138bc64d..b3d05857 100644 --- a/winit/src/conversion.rs +++ b/winit/src/conversion.rs @@ -2,10 +2,12 @@ //! //! [`winit`]: https://github.com/rust-windowing/winit //! [`iced_native`]: https://github.com/hecrj/iced/tree/master/native -use crate::{ - keyboard::{self, KeyCode, Modifiers}, - mouse, window, Event, Mode, Point, -}; +use crate::keyboard; +use crate::menu::{self, Menu}; +use crate::mouse; +use crate::touch; +use crate::window; +use crate::{Event, Mode, Point, Position}; /// Converts a winit window event into an iced event. pub fn window_event( @@ -32,12 +34,14 @@ pub fn window_event( height: logical_size.height, })) } + WindowEvent::CloseRequested => { + Some(Event::Window(window::Event::CloseRequested)) + } WindowEvent::CursorMoved { position, .. } => { let position = position.to_logical::<f64>(scale_factor); Some(Event::Mouse(mouse::Event::CursorMoved { - x: position.x as f32, - y: position.y as f32, + position: Point::new(position.x as f32, position.y as f32), })) } WindowEvent::CursorEntered { .. } => { @@ -109,6 +113,11 @@ pub fn window_event( WindowEvent::ModifiersChanged(new_modifiers) => Some(Event::Keyboard( keyboard::Event::ModifiersChanged(self::modifiers(*new_modifiers)), )), + WindowEvent::Focused(focused) => Some(Event::Window(if *focused { + window::Event::Focused + } else { + window::Event::Unfocused + })), WindowEvent::HoveredFile(path) => { Some(Event::Window(window::Event::FileHovered(path.clone()))) } @@ -118,10 +127,56 @@ pub fn window_event( WindowEvent::HoveredFileCancelled => { Some(Event::Window(window::Event::FilesHoveredLeft)) } + WindowEvent::Touch(touch) => { + Some(Event::Touch(touch_event(*touch, scale_factor))) + } _ => None, } } +/// Converts a [`Position`] to a [`winit`] logical position for a given monitor. +/// +/// [`winit`]: https://github.com/rust-windowing/winit +pub fn position( + monitor: Option<&winit::monitor::MonitorHandle>, + (width, height): (u32, u32), + position: Position, +) -> Option<winit::dpi::Position> { + match position { + Position::Default => None, + Position::Specific(x, y) => { + Some(winit::dpi::Position::Logical(winit::dpi::LogicalPosition { + x: f64::from(x), + y: f64::from(y), + })) + } + Position::Centered => { + if let Some(monitor) = monitor { + let start = monitor.position(); + + let resolution: winit::dpi::LogicalSize<f64> = + monitor.size().to_logical(monitor.scale_factor()); + + let centered: winit::dpi::PhysicalPosition<i32> = + winit::dpi::LogicalPosition { + x: (resolution.width - f64::from(width)) / 2.0, + y: (resolution.height - f64::from(height)) / 2.0, + } + .to_physical(monitor.scale_factor()); + + Some(winit::dpi::Position::Physical( + winit::dpi::PhysicalPosition { + x: start.x + centered.x, + y: start.y + centered.y, + }, + )) + } else { + None + } + } + } +} + /// Converts a [`Mode`] to a [`winit`] fullscreen mode. /// /// [`winit`]: https://github.com/rust-windowing/winit @@ -130,13 +185,125 @@ pub fn fullscreen( mode: Mode, ) -> Option<winit::window::Fullscreen> { match mode { - Mode::Windowed => None, + Mode::Windowed | Mode::Hidden => None, Mode::Fullscreen => { Some(winit::window::Fullscreen::Borderless(monitor)) } } } +/// Converts a [`Mode`] to a visibility flag. +pub fn visible(mode: Mode) -> bool { + match mode { + Mode::Windowed | Mode::Fullscreen => true, + Mode::Hidden => false, + } +} + +/// Converts a `Hotkey` from [`iced_native`] to a [`winit`] Hotkey. +/// +/// [`winit`]: https://github.com/rust-windowing/winit +/// [`iced_native`]: https://github.com/hecrj/iced/tree/master/native +fn hotkey(hotkey: keyboard::Hotkey) -> winit::window::Hotkey { + use winit::event::ModifiersState; + + let mut modifiers = ModifiersState::empty(); + modifiers.set(ModifiersState::CTRL, hotkey.modifiers.control()); + modifiers.set(ModifiersState::SHIFT, hotkey.modifiers.shift()); + modifiers.set(ModifiersState::ALT, hotkey.modifiers.alt()); + modifiers.set(ModifiersState::LOGO, hotkey.modifiers.logo()); + + winit::window::Hotkey::new(modifiers, to_virtual_keycode(hotkey.key)) +} + +/// Converts a `Menu` from [`iced_native`] to a [`winit`] menu. +/// +/// [`winit`]: https://github.com/rust-windowing/winit +/// [`iced_native`]: https://github.com/hecrj/iced/tree/master/native +pub fn menu<Message>(menu: &Menu<Message>) -> winit::window::Menu { + fn menu_i<Message>( + converted: &mut winit::window::Menu, + starting_id: usize, + menu: &Menu<Message>, + ) -> usize { + let mut id = starting_id; + + for item in menu.iter() { + match item { + menu::Entry::Item { title, hotkey, .. } => { + converted.add_item(id, title, hotkey.map(self::hotkey)); + + id += 1; + } + menu::Entry::Dropdown { title, submenu } => { + let mut converted_submenu = winit::window::Menu::new(); + let n_children = + menu_i(&mut converted_submenu, id, submenu); + + converted.add_dropdown(title, converted_submenu); + + id += n_children; + } + menu::Entry::Separator => { + converted.add_separator(); + } + } + } + + id - starting_id + } + + let mut converted = winit::window::Menu::default(); + let _ = menu_i(&mut converted, 0, menu); + + converted +} + +/// Given a [`Menu`] and an identifier of a [`menu::Entry`], it returns the +/// `Message` that should be produced when that entry is activated. +pub fn menu_message<Message>(menu: &Menu<Message>, id: u32) -> Option<Message> +where + Message: Clone, +{ + fn find_message<Message>( + target: u32, + starting_id: u32, + menu: &Menu<Message>, + ) -> Result<Message, u32> + where + Message: Clone, + { + let mut id = starting_id; + + for entry in menu.iter() { + match entry { + menu::Entry::Item { on_activation, .. } => { + if id == target { + return Ok(on_activation.clone()); + } + + id += 1; + } + menu::Entry::Dropdown { submenu, .. } => { + match find_message(target, id, submenu) { + Ok(message) => { + return Ok(message); + } + Err(n_children) => { + id += n_children; + } + } + } + menu::Entry::Separator => {} + } + } + + Err(id - starting_id) + } + + find_message(id, 0, menu).ok() +} + /// Converts a `MouseCursor` from [`iced_native`] to a [`winit`] cursor icon. /// /// [`winit`]: https://github.com/rust-windowing/winit @@ -181,13 +348,17 @@ pub fn mouse_button(mouse_button: winit::event::MouseButton) -> mouse::Button { /// /// [`winit`]: https://github.com/rust-windowing/winit /// [`iced_native`]: https://github.com/hecrj/iced/tree/master/native -pub fn modifiers(modifiers: winit::event::ModifiersState) -> Modifiers { - Modifiers { - shift: modifiers.shift(), - control: modifiers.ctrl(), - alt: modifiers.alt(), - logo: modifiers.logo(), - } +pub fn modifiers( + modifiers: winit::event::ModifiersState, +) -> keyboard::Modifiers { + let mut result = keyboard::Modifiers::empty(); + + result.set(keyboard::Modifiers::SHIFT, modifiers.shift()); + result.set(keyboard::Modifiers::CTRL, modifiers.ctrl()); + result.set(keyboard::Modifiers::ALT, modifiers.alt()); + result.set(keyboard::Modifiers::LOGO, modifiers.logo()); + + result } /// Converts a physical cursor position to a logical `Point`. @@ -200,11 +371,223 @@ pub fn cursor_position( Point::new(logical_position.x, logical_position.y) } +/// Converts a `Touch` from [`winit`] to an [`iced_native`] touch event. +/// +/// [`winit`]: https://github.com/rust-windowing/winit +/// [`iced_native`]: https://github.com/hecrj/iced/tree/master/native +pub fn touch_event( + touch: winit::event::Touch, + scale_factor: f64, +) -> touch::Event { + let id = touch::Finger(touch.id); + let position = { + let location = touch.location.to_logical::<f64>(scale_factor); + + Point::new(location.x as f32, location.y as f32) + }; + + match touch.phase { + winit::event::TouchPhase::Started => { + touch::Event::FingerPressed { id, position } + } + winit::event::TouchPhase::Moved => { + touch::Event::FingerMoved { id, position } + } + winit::event::TouchPhase::Ended => { + touch::Event::FingerLifted { id, position } + } + winit::event::TouchPhase::Cancelled => { + touch::Event::FingerLost { id, position } + } + } +} + +/// Converts a `KeyCode` from [`iced_native`] to an [`winit`] key code. +/// +/// [`winit`]: https://github.com/rust-windowing/winit +/// [`iced_native`]: https://github.com/hecrj/iced/tree/master/native +fn to_virtual_keycode( + keycode: keyboard::KeyCode, +) -> winit::event::VirtualKeyCode { + use keyboard::KeyCode; + use winit::event::VirtualKeyCode; + + match keycode { + KeyCode::Key1 => VirtualKeyCode::Key1, + KeyCode::Key2 => VirtualKeyCode::Key2, + KeyCode::Key3 => VirtualKeyCode::Key3, + KeyCode::Key4 => VirtualKeyCode::Key4, + KeyCode::Key5 => VirtualKeyCode::Key5, + KeyCode::Key6 => VirtualKeyCode::Key6, + KeyCode::Key7 => VirtualKeyCode::Key7, + KeyCode::Key8 => VirtualKeyCode::Key8, + KeyCode::Key9 => VirtualKeyCode::Key9, + KeyCode::Key0 => VirtualKeyCode::Key0, + KeyCode::A => VirtualKeyCode::A, + KeyCode::B => VirtualKeyCode::B, + KeyCode::C => VirtualKeyCode::C, + KeyCode::D => VirtualKeyCode::D, + KeyCode::E => VirtualKeyCode::E, + KeyCode::F => VirtualKeyCode::F, + KeyCode::G => VirtualKeyCode::G, + KeyCode::H => VirtualKeyCode::H, + KeyCode::I => VirtualKeyCode::I, + KeyCode::J => VirtualKeyCode::J, + KeyCode::K => VirtualKeyCode::K, + KeyCode::L => VirtualKeyCode::L, + KeyCode::M => VirtualKeyCode::M, + KeyCode::N => VirtualKeyCode::N, + KeyCode::O => VirtualKeyCode::O, + KeyCode::P => VirtualKeyCode::P, + KeyCode::Q => VirtualKeyCode::Q, + KeyCode::R => VirtualKeyCode::R, + KeyCode::S => VirtualKeyCode::S, + KeyCode::T => VirtualKeyCode::T, + KeyCode::U => VirtualKeyCode::U, + KeyCode::V => VirtualKeyCode::V, + KeyCode::W => VirtualKeyCode::W, + KeyCode::X => VirtualKeyCode::X, + KeyCode::Y => VirtualKeyCode::Y, + KeyCode::Z => VirtualKeyCode::Z, + KeyCode::Escape => VirtualKeyCode::Escape, + KeyCode::F1 => VirtualKeyCode::F1, + KeyCode::F2 => VirtualKeyCode::F2, + KeyCode::F3 => VirtualKeyCode::F3, + KeyCode::F4 => VirtualKeyCode::F4, + KeyCode::F5 => VirtualKeyCode::F5, + KeyCode::F6 => VirtualKeyCode::F6, + KeyCode::F7 => VirtualKeyCode::F7, + KeyCode::F8 => VirtualKeyCode::F8, + KeyCode::F9 => VirtualKeyCode::F9, + KeyCode::F10 => VirtualKeyCode::F10, + KeyCode::F11 => VirtualKeyCode::F11, + KeyCode::F12 => VirtualKeyCode::F12, + KeyCode::F13 => VirtualKeyCode::F13, + KeyCode::F14 => VirtualKeyCode::F14, + KeyCode::F15 => VirtualKeyCode::F15, + KeyCode::F16 => VirtualKeyCode::F16, + KeyCode::F17 => VirtualKeyCode::F17, + KeyCode::F18 => VirtualKeyCode::F18, + KeyCode::F19 => VirtualKeyCode::F19, + KeyCode::F20 => VirtualKeyCode::F20, + KeyCode::F21 => VirtualKeyCode::F21, + KeyCode::F22 => VirtualKeyCode::F22, + KeyCode::F23 => VirtualKeyCode::F23, + KeyCode::F24 => VirtualKeyCode::F24, + KeyCode::Snapshot => VirtualKeyCode::Snapshot, + KeyCode::Scroll => VirtualKeyCode::Scroll, + KeyCode::Pause => VirtualKeyCode::Pause, + KeyCode::Insert => VirtualKeyCode::Insert, + KeyCode::Home => VirtualKeyCode::Home, + KeyCode::Delete => VirtualKeyCode::Delete, + KeyCode::End => VirtualKeyCode::End, + KeyCode::PageDown => VirtualKeyCode::PageDown, + KeyCode::PageUp => VirtualKeyCode::PageUp, + KeyCode::Left => VirtualKeyCode::Left, + KeyCode::Up => VirtualKeyCode::Up, + KeyCode::Right => VirtualKeyCode::Right, + KeyCode::Down => VirtualKeyCode::Down, + KeyCode::Backspace => VirtualKeyCode::Back, + KeyCode::Enter => VirtualKeyCode::Return, + KeyCode::Space => VirtualKeyCode::Space, + KeyCode::Compose => VirtualKeyCode::Compose, + KeyCode::Caret => VirtualKeyCode::Caret, + KeyCode::Numlock => VirtualKeyCode::Numlock, + KeyCode::Numpad0 => VirtualKeyCode::Numpad0, + KeyCode::Numpad1 => VirtualKeyCode::Numpad1, + KeyCode::Numpad2 => VirtualKeyCode::Numpad2, + KeyCode::Numpad3 => VirtualKeyCode::Numpad3, + KeyCode::Numpad4 => VirtualKeyCode::Numpad4, + KeyCode::Numpad5 => VirtualKeyCode::Numpad5, + KeyCode::Numpad6 => VirtualKeyCode::Numpad6, + KeyCode::Numpad7 => VirtualKeyCode::Numpad7, + KeyCode::Numpad8 => VirtualKeyCode::Numpad8, + KeyCode::Numpad9 => VirtualKeyCode::Numpad9, + KeyCode::AbntC1 => VirtualKeyCode::AbntC1, + KeyCode::AbntC2 => VirtualKeyCode::AbntC2, + KeyCode::NumpadAdd => VirtualKeyCode::NumpadAdd, + KeyCode::Plus => VirtualKeyCode::Plus, + KeyCode::Apostrophe => VirtualKeyCode::Apostrophe, + KeyCode::Apps => VirtualKeyCode::Apps, + KeyCode::At => VirtualKeyCode::At, + KeyCode::Ax => VirtualKeyCode::Ax, + KeyCode::Backslash => VirtualKeyCode::Backslash, + KeyCode::Calculator => VirtualKeyCode::Calculator, + KeyCode::Capital => VirtualKeyCode::Capital, + KeyCode::Colon => VirtualKeyCode::Colon, + KeyCode::Comma => VirtualKeyCode::Comma, + KeyCode::Convert => VirtualKeyCode::Convert, + KeyCode::NumpadDecimal => VirtualKeyCode::NumpadDecimal, + KeyCode::NumpadDivide => VirtualKeyCode::NumpadDivide, + KeyCode::Equals => VirtualKeyCode::Equals, + KeyCode::Grave => VirtualKeyCode::Grave, + KeyCode::Kana => VirtualKeyCode::Kana, + KeyCode::Kanji => VirtualKeyCode::Kanji, + KeyCode::LAlt => VirtualKeyCode::LAlt, + KeyCode::LBracket => VirtualKeyCode::LBracket, + KeyCode::LControl => VirtualKeyCode::LControl, + KeyCode::LShift => VirtualKeyCode::LShift, + KeyCode::LWin => VirtualKeyCode::LWin, + KeyCode::Mail => VirtualKeyCode::Mail, + KeyCode::MediaSelect => VirtualKeyCode::MediaSelect, + KeyCode::MediaStop => VirtualKeyCode::MediaStop, + KeyCode::Minus => VirtualKeyCode::Minus, + KeyCode::NumpadMultiply => VirtualKeyCode::NumpadMultiply, + KeyCode::Mute => VirtualKeyCode::Mute, + KeyCode::MyComputer => VirtualKeyCode::MyComputer, + KeyCode::NavigateForward => VirtualKeyCode::NavigateForward, + KeyCode::NavigateBackward => VirtualKeyCode::NavigateBackward, + KeyCode::NextTrack => VirtualKeyCode::NextTrack, + KeyCode::NoConvert => VirtualKeyCode::NoConvert, + KeyCode::NumpadComma => VirtualKeyCode::NumpadComma, + KeyCode::NumpadEnter => VirtualKeyCode::NumpadEnter, + KeyCode::NumpadEquals => VirtualKeyCode::NumpadEquals, + KeyCode::OEM102 => VirtualKeyCode::OEM102, + KeyCode::Period => VirtualKeyCode::Period, + KeyCode::PlayPause => VirtualKeyCode::PlayPause, + KeyCode::Power => VirtualKeyCode::Power, + KeyCode::PrevTrack => VirtualKeyCode::PrevTrack, + KeyCode::RAlt => VirtualKeyCode::RAlt, + KeyCode::RBracket => VirtualKeyCode::RBracket, + KeyCode::RControl => VirtualKeyCode::RControl, + KeyCode::RShift => VirtualKeyCode::RShift, + KeyCode::RWin => VirtualKeyCode::RWin, + KeyCode::Semicolon => VirtualKeyCode::Semicolon, + KeyCode::Slash => VirtualKeyCode::Slash, + KeyCode::Sleep => VirtualKeyCode::Sleep, + KeyCode::Stop => VirtualKeyCode::Stop, + KeyCode::NumpadSubtract => VirtualKeyCode::NumpadSubtract, + KeyCode::Sysrq => VirtualKeyCode::Sysrq, + KeyCode::Tab => VirtualKeyCode::Tab, + KeyCode::Underline => VirtualKeyCode::Underline, + KeyCode::Unlabeled => VirtualKeyCode::Unlabeled, + KeyCode::VolumeDown => VirtualKeyCode::VolumeDown, + KeyCode::VolumeUp => VirtualKeyCode::VolumeUp, + KeyCode::Wake => VirtualKeyCode::Wake, + KeyCode::WebBack => VirtualKeyCode::WebBack, + KeyCode::WebFavorites => VirtualKeyCode::WebFavorites, + KeyCode::WebForward => VirtualKeyCode::WebForward, + KeyCode::WebHome => VirtualKeyCode::WebHome, + KeyCode::WebRefresh => VirtualKeyCode::WebRefresh, + KeyCode::WebSearch => VirtualKeyCode::WebSearch, + KeyCode::WebStop => VirtualKeyCode::WebStop, + KeyCode::Yen => VirtualKeyCode::Yen, + KeyCode::Copy => VirtualKeyCode::Copy, + KeyCode::Paste => VirtualKeyCode::Paste, + KeyCode::Cut => VirtualKeyCode::Cut, + KeyCode::Asterisk => VirtualKeyCode::Asterisk, + } +} + /// Converts a `VirtualKeyCode` from [`winit`] to an [`iced_native`] key code. /// /// [`winit`]: https://github.com/rust-windowing/winit /// [`iced_native`]: https://github.com/hecrj/iced/tree/master/native -pub fn key_code(virtual_keycode: winit::event::VirtualKeyCode) -> KeyCode { +pub fn key_code( + virtual_keycode: winit::event::VirtualKeyCode, +) -> keyboard::KeyCode { + use keyboard::KeyCode; + match virtual_keycode { winit::event::VirtualKeyCode::Key1 => KeyCode::Key1, winit::event::VirtualKeyCode::Key2 => KeyCode::Key2, |