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Services: Move to Userland/Services/
This commit is contained in:
Andreas Kling
parent
4055b03291
commit
c7ac7e6eaf
Notes:
sideshowbarker
2024-07-18 23:53:49 +09:00
Author: https://github.com/awesomekling
Commit: c7ac7e6eaf
170 changed files with 4 additions and 4 deletions
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@ -1,186 +0,0 @@
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/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "Screen.h"
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#include "Compositor.h"
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#include "Event.h"
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#include "EventLoop.h"
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#include "WindowManager.h"
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#include <Kernel/API/FB.h>
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#include <Kernel/API/MousePacket.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <sys/mman.h>
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#include <unistd.h>
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namespace WindowServer {
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static Screen* s_the;
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Screen& Screen::the()
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{
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ASSERT(s_the);
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return *s_the;
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}
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Screen::Screen(unsigned desired_width, unsigned desired_height)
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{
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ASSERT(!s_the);
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s_the = this;
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m_framebuffer_fd = open("/dev/fb0", O_RDWR | O_CLOEXEC);
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if (m_framebuffer_fd < 0) {
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perror("failed to open /dev/fb0");
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ASSERT_NOT_REACHED();
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}
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if (fb_set_buffer(m_framebuffer_fd, 0) == 0) {
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m_can_set_buffer = true;
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}
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set_resolution(desired_width, desired_height);
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m_cursor_location = rect().center();
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}
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Screen::~Screen()
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{
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close(m_framebuffer_fd);
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}
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bool Screen::set_resolution(int width, int height)
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{
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FBResolution resolution { 0, (unsigned)width, (unsigned)height };
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int rc = fb_set_resolution(m_framebuffer_fd, &resolution);
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#ifdef WSSCREEN_DEBUG
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dbg() << "fb_set_resolution() - return code " << rc;
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#endif
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if (rc == 0) {
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on_change_resolution(resolution.pitch, resolution.width, resolution.height);
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return true;
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}
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if (rc == -1) {
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dbg() << "Invalid resolution " << width << "x" << height;
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on_change_resolution(resolution.pitch, resolution.width, resolution.height);
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return false;
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}
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ASSERT_NOT_REACHED();
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}
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void Screen::on_change_resolution(int pitch, int width, int height)
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{
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if (m_framebuffer) {
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size_t previous_size_in_bytes = m_size_in_bytes;
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int rc = munmap(m_framebuffer, previous_size_in_bytes);
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ASSERT(rc == 0);
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}
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int rc = fb_get_size_in_bytes(m_framebuffer_fd, &m_size_in_bytes);
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ASSERT(rc == 0);
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m_framebuffer = (Gfx::RGBA32*)mmap(nullptr, m_size_in_bytes, PROT_READ | PROT_WRITE, MAP_SHARED, m_framebuffer_fd, 0);
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ASSERT(m_framebuffer && m_framebuffer != (void*)-1);
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m_pitch = pitch;
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m_width = width;
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m_height = height;
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m_cursor_location.constrain(rect());
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}
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void Screen::set_buffer(int index)
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{
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ASSERT(m_can_set_buffer);
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int rc = fb_set_buffer(m_framebuffer_fd, index);
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ASSERT(rc == 0);
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}
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void Screen::set_acceleration_factor(double factor)
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{
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ASSERT(factor >= mouse_accel_min && factor <= mouse_accel_max);
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m_acceleration_factor = factor;
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}
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void Screen::set_scroll_step_size(unsigned step_size)
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{
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ASSERT(step_size >= scroll_step_size_min);
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m_scroll_step_size = step_size;
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}
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void Screen::on_receive_mouse_data(const MousePacket& packet)
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{
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auto prev_location = m_cursor_location;
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if (packet.is_relative) {
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m_cursor_location.move_by(packet.x * m_acceleration_factor, packet.y * m_acceleration_factor);
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#ifdef WSSCREEN_DEBUG
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dbgln("Screen: New Relative mouse point @ {}", m_cursor_location);
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#endif
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} else {
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m_cursor_location = { packet.x * m_width / 0xffff, packet.y * m_height / 0xffff };
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#ifdef WSSCREEN_DEBUG
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dbgln("Screen: New Absolute mouse point @ {}", m_cursor_location);
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#endif
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}
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m_cursor_location.constrain(rect());
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unsigned buttons = packet.buttons;
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unsigned prev_buttons = m_mouse_button_state;
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m_mouse_button_state = buttons;
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unsigned changed_buttons = prev_buttons ^ buttons;
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auto post_mousedown_or_mouseup_if_needed = [&](MouseButton button) {
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if (!(changed_buttons & (unsigned)button))
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return;
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auto message = make<MouseEvent>(buttons & (unsigned)button ? Event::MouseDown : Event::MouseUp, m_cursor_location, buttons, button, m_modifiers);
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Core::EventLoop::current().post_event(WindowManager::the(), move(message));
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};
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post_mousedown_or_mouseup_if_needed(MouseButton::Left);
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post_mousedown_or_mouseup_if_needed(MouseButton::Right);
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post_mousedown_or_mouseup_if_needed(MouseButton::Middle);
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post_mousedown_or_mouseup_if_needed(MouseButton::Back);
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post_mousedown_or_mouseup_if_needed(MouseButton::Forward);
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if (m_cursor_location != prev_location) {
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auto message = make<MouseEvent>(Event::MouseMove, m_cursor_location, buttons, MouseButton::None, m_modifiers);
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if (WindowManager::the().dnd_client())
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message->set_mime_data(WindowManager::the().dnd_mime_data());
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Core::EventLoop::current().post_event(WindowManager::the(), move(message));
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}
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if (packet.z) {
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auto message = make<MouseEvent>(Event::MouseWheel, m_cursor_location, buttons, MouseButton::None, m_modifiers, packet.z * m_scroll_step_size);
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Core::EventLoop::current().post_event(WindowManager::the(), move(message));
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}
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if (m_cursor_location != prev_location)
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Compositor::the().invalidate_cursor();
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}
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void Screen::on_receive_keyboard_data(::KeyEvent kernel_event)
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{
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m_modifiers = kernel_event.modifiers();
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auto message = make<KeyEvent>(kernel_event.is_press() ? Event::KeyDown : Event::KeyUp, kernel_event.key, kernel_event.code_point, kernel_event.modifiers(), kernel_event.scancode);
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Core::EventLoop::current().post_event(WindowManager::the(), move(message));
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}
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}
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