diff options
author | Andreas Kling <kling@serenityos.org> | 2021-01-12 12:23:01 +0100 |
---|---|---|
committer | Andreas Kling <kling@serenityos.org> | 2021-01-12 12:23:01 +0100 |
commit | c7ac7e6eaff862c1ea4f99e0c6ce75e095106d9c (patch) | |
tree | ce2a3fef96f0b8eebe907743f1e03739457c11a6 /Userland/Services/WindowServer/Compositor.h | |
parent | 4055b0329117c1a280080bbd638eb48bafe29638 (diff) | |
download | serenity-c7ac7e6eaff862c1ea4f99e0c6ce75e095106d9c.zip |
Services: Move to Userland/Services/
Diffstat (limited to 'Userland/Services/WindowServer/Compositor.h')
-rw-r--r-- | Userland/Services/WindowServer/Compositor.h | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/Userland/Services/WindowServer/Compositor.h b/Userland/Services/WindowServer/Compositor.h new file mode 100644 index 0000000000..1e6a3e2014 --- /dev/null +++ b/Userland/Services/WindowServer/Compositor.h @@ -0,0 +1,135 @@ +/* + * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#pragma once + +#include <AK/OwnPtr.h> +#include <AK/RefPtr.h> +#include <LibCore/Object.h> +#include <LibGfx/Color.h> +#include <LibGfx/DisjointRectSet.h> + +namespace WindowServer { + +class ClientConnection; +class Cursor; +class Window; +class WindowManager; + +enum class WallpaperMode { + Simple, + Tile, + Center, + Scaled, + Unchecked +}; + +class Compositor final : public Core::Object { + C_OBJECT(Compositor) +public: + static Compositor& the(); + + void compose(); + void invalidate_window(); + void invalidate_screen(); + void invalidate_screen(const Gfx::IntRect&); + + bool set_resolution(int desired_width, int desired_height); + + bool set_background_color(const String& background_color); + + bool set_wallpaper_mode(const String& mode); + + bool set_wallpaper(const String& path, Function<void(bool)>&& callback); + String wallpaper_path() const { return m_wallpaper_path; } + + void invalidate_cursor(bool = false); + Gfx::IntRect current_cursor_rect() const; + + void increment_display_link_count(Badge<ClientConnection>); + void decrement_display_link_count(Badge<ClientConnection>); + + void invalidate_occlusions() { m_occlusions_dirty = true; } + + void did_construct_window_manager(Badge<WindowManager>); + +private: + Compositor(); + void init_bitmaps(); + void flip_buffers(); + void flush(const Gfx::IntRect&); + void draw_menubar(); + void run_animations(Gfx::DisjointRectSet&); + void notify_display_links(); + void start_compose_async_timer(); + void recompute_occlusions(); + bool any_opaque_window_above_this_one_contains_rect(const Window&, const Gfx::IntRect&); + void change_cursor(const Cursor*); + void draw_cursor(const Gfx::IntRect&); + void restore_cursor_back(); + bool draw_geometry_label(Gfx::IntRect&); + + RefPtr<Core::Timer> m_compose_timer; + RefPtr<Core::Timer> m_immediate_compose_timer; + bool m_flash_flush { false }; + bool m_buffers_are_flipped { false }; + bool m_screen_can_set_buffer { false }; + bool m_occlusions_dirty { true }; + bool m_invalidated_any { true }; + bool m_invalidated_window { false }; + bool m_invalidated_cursor { false }; + + RefPtr<Gfx::Bitmap> m_front_bitmap; + RefPtr<Gfx::Bitmap> m_back_bitmap; + RefPtr<Gfx::Bitmap> m_temp_bitmap; + OwnPtr<Gfx::Painter> m_back_painter; + OwnPtr<Gfx::Painter> m_front_painter; + OwnPtr<Gfx::Painter> m_temp_painter; + + Gfx::DisjointRectSet m_dirty_screen_rects; + Gfx::DisjointRectSet m_opaque_wallpaper_rects; + + RefPtr<Gfx::Bitmap> m_cursor_back_bitmap; + OwnPtr<Gfx::Painter> m_cursor_back_painter; + Gfx::IntRect m_last_cursor_rect; + Gfx::IntRect m_last_dnd_rect; + Gfx::IntRect m_last_geometry_label_damage_rect; + + String m_wallpaper_path { "" }; + WallpaperMode m_wallpaper_mode { WallpaperMode::Unchecked }; + RefPtr<Gfx::Bitmap> m_wallpaper; + + const Cursor* m_current_cursor { nullptr }; + unsigned m_current_cursor_frame { 0 }; + RefPtr<Core::Timer> m_cursor_timer; + + RefPtr<Core::Timer> m_display_link_notify_timer; + size_t m_display_link_count { 0 }; + + Optional<Gfx::Color> m_custom_background_color; +}; + +} |