mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-09-21 02:08:12 +03:00
122 lines
3.8 KiB
C++
122 lines
3.8 KiB
C++
#include "WSScreen.h"
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#include "WSEventLoop.h"
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#include "WSEvent.h"
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#include "WSWindowManager.h"
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#include <AK/Assertions.h>
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static WSScreen* s_the;
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void WSScreen::initialize()
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{
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s_the = nullptr;
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}
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WSScreen& WSScreen::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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WSScreen::WSScreen(RGBA32* framebuffer, unsigned width, unsigned height)
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: m_framebuffer(framebuffer)
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, m_width(width)
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, m_height(height)
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{
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ASSERT(!s_the);
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s_the = this;
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m_cursor_location = rect().center();
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}
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WSScreen::~WSScreen()
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{
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}
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void WSScreen::on_receive_mouse_data(int dx, int dy, bool left_button, bool right_button)
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{
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auto prev_location = m_cursor_location;
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m_cursor_location.move_by(dx, dy);
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m_cursor_location.constrain(rect());
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if (m_cursor_location.x() >= width())
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m_cursor_location.set_x(width() - 1);
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if (m_cursor_location.y() >= height())
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m_cursor_location.set_y(height() - 1);
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unsigned buttons = 0;
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if (left_button)
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buttons |= (unsigned)MouseButton::Left;
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if (right_button)
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buttons |= (unsigned)MouseButton::Right;
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if (m_cursor_location != prev_location) {
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auto event = make<MouseEvent>(WSEvent::MouseMove, m_cursor_location, buttons);
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WSEventLoop::the().post_event(&WSWindowManager::the(), move(event));
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}
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bool prev_left_button = m_left_mouse_button_pressed;
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bool prev_right_button = m_right_mouse_button_pressed;
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m_left_mouse_button_pressed = left_button;
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m_right_mouse_button_pressed = right_button;
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if (prev_left_button != left_button) {
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auto event = make<MouseEvent>(left_button ? WSEvent::MouseDown : WSEvent::MouseUp, m_cursor_location, buttons, MouseButton::Left);
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WSEventLoop::the().post_event(&WSWindowManager::the(), move(event));
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}
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if (prev_right_button != right_button) {
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auto event = make<MouseEvent>(right_button ? WSEvent::MouseDown : WSEvent::MouseUp, m_cursor_location, buttons, MouseButton::Right);
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WSEventLoop::the().post_event(&WSWindowManager::the(), move(event));
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}
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if (m_cursor_location != prev_location || prev_left_button != left_button)
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WSWindowManager::the().draw_cursor();
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}
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void WSScreen::on_receive_keyboard_data(Keyboard::Key key)
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{
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auto event = make<KeyEvent>(WSEvent::KeyDown, 0);
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int key_code = 0;
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switch (key.character) {
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case 8: key_code = KeyboardKey::Backspace; break;
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case 10: key_code = KeyboardKey::Return; break;
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}
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event->m_key = key_code;
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if (key.character) {
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char buf[] = { 0, 0 };
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char& ch = buf[0];
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ch = key.character;
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if (key.shift()) {
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if (ch >= 'a' && ch <= 'z') {
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ch &= ~0x20;
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} else {
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switch (ch) {
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case '1': ch = '!'; break;
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case '2': ch = '@'; break;
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case '3': ch = '#'; break;
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case '4': ch = '$'; break;
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case '5': ch = '%'; break;
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case '6': ch = '^'; break;
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case '7': ch = '&'; break;
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case '8': ch = '*'; break;
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case '9': ch = '('; break;
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case '0': ch = ')'; break;
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case '-': ch = '_'; break;
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case '=': ch = '+'; break;
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case '`': ch = '~'; break;
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case ',': ch = '<'; break;
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case '.': ch = '>'; break;
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case '/': ch = '?'; break;
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case '[': ch = '{'; break;
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case ']': ch = '}'; break;
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case '\\': ch = '|'; break;
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case '\'': ch = '"'; break;
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case ';': ch = ':'; break;
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}
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}
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}
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event->m_text = buf;
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}
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event->m_shift = key.shift();
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event->m_ctrl = key.ctrl();
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event->m_alt = key.alt();
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WSEventLoop::the().post_event(&WSWindowManager::the(), move(event));
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}
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