From c6ab60dbfc6da7b4f800c9e40893c8b58413960c Mon Sep 17 00:00:00 2001
From: Jack Moffitt <jack@metajack.im>
Date: Thu, 28 Aug 2014 09:34:23 -0600
Subject: Cargoify servo

---
 components/compositing/windowing.rs | 83 +++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 components/compositing/windowing.rs

(limited to 'components/compositing/windowing.rs')

diff --git a/components/compositing/windowing.rs b/components/compositing/windowing.rs
new file mode 100644
index 00000000000..77b921bacba
--- /dev/null
+++ b/components/compositing/windowing.rs
@@ -0,0 +1,83 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//! Abstract windowing methods. The concrete implementations of these can be found in `platform/`.
+
+use geom::point::TypedPoint2D;
+use geom::scale_factor::ScaleFactor;
+use geom::size::TypedSize2D;
+use layers::geometry::DevicePixel;
+use servo_msg::compositor_msg::{ReadyState, RenderState};
+use servo_util::geometry::ScreenPx;
+use std::rc::Rc;
+
+pub enum MouseWindowEvent {
+    MouseWindowClickEvent(uint, TypedPoint2D<DevicePixel, f32>),
+    MouseWindowMouseDownEvent(uint, TypedPoint2D<DevicePixel, f32>),
+    MouseWindowMouseUpEvent(uint, TypedPoint2D<DevicePixel, f32>),
+}
+
+pub enum WindowNavigateMsg {
+    Forward,
+    Back,
+}
+
+/// Events that the windowing system sends to Servo.
+pub enum WindowEvent {
+    /// Sent when no message has arrived.
+    ///
+    /// FIXME: This is a bogus event and is only used because we don't have the new
+    /// scheduler integrated with the platform event loop.
+    IdleWindowEvent,
+    /// Sent when part of the window is marked dirty and needs to be redrawn.
+    RefreshWindowEvent,
+    /// Sent when the window is resized.
+    ResizeWindowEvent(TypedSize2D<DevicePixel, uint>),
+    /// Sent when a new URL is to be loaded.
+    LoadUrlWindowEvent(String),
+    /// Sent when a mouse hit test is to be performed.
+    MouseWindowEventClass(MouseWindowEvent),
+    /// Sent when a mouse move.
+    MouseWindowMoveEventClass(TypedPoint2D<DevicePixel, f32>),
+    /// Sent when the user scrolls. Includes the current cursor position.
+    ScrollWindowEvent(TypedPoint2D<DevicePixel, f32>, TypedPoint2D<DevicePixel, i32>),
+    /// Sent when the user zooms.
+    ZoomWindowEvent(f32),
+    /// Simulated "pinch zoom" gesture for non-touch platforms (e.g. ctrl-scrollwheel).
+    PinchZoomWindowEvent(f32),
+    /// Sent when the user uses chrome navigation (i.e. backspace or shift-backspace).
+    NavigationWindowEvent(WindowNavigateMsg),
+    /// Sent when rendering is finished.
+    FinishedWindowEvent,
+    /// Sent when the user quits the application
+    QuitWindowEvent,
+}
+
+/// Methods for an abstract Application.
+pub trait ApplicationMethods {
+    fn new() -> Self;
+}
+
+pub trait WindowMethods<A> {
+    /// Creates a new window.
+    fn new(app: &A, is_foreground: bool) -> Rc<Self>;
+    /// Returns the size of the window in hardware pixels.
+    fn framebuffer_size(&self) -> TypedSize2D<DevicePixel, uint>;
+    /// Returns the size of the window in density-independent "px" units.
+    fn size(&self) -> TypedSize2D<ScreenPx, f32>;
+    /// Presents the window to the screen (perhaps by page flipping).
+    fn present(&self);
+
+    /// Spins the event loop and returns the next event.
+    fn recv(&self) -> WindowEvent;
+
+    /// Sets the ready state of the current page.
+    fn set_ready_state(&self, ready_state: ReadyState);
+    /// Sets the render state of the current page.
+    fn set_render_state(&self, render_state: RenderState);
+
+    /// Returns the hidpi factor of the monitor.
+    fn hidpi_factor(&self) -> ScaleFactor<ScreenPx, DevicePixel, f32>;
+}
+
-- 
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