65 lines
1.5 KiB
C++
65 lines
1.5 KiB
C++
#pragma once
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#include <luna/EscapeSequence.h>
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#include <luna/Utf8.h>
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#include <luna/Vector.h>
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#include <os/Timer.h>
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#include <stdio.h>
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#include <termios.h>
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#include <ui/Font.h>
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#include <ui/Widget.h>
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class TerminalWidget : public ui::Widget
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{
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public:
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Result<void> init(char* const* args);
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Result<ui::EventResult> handle_key_event(const ui::KeyEventRequest& request) override;
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Result<void> draw(ui::Canvas& canvas) override;
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private:
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ui::Canvas m_terminal_canvas;
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Vector<u8> m_line_buffer;
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int m_pty;
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pid_t m_child_pid;
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struct termios m_settings;
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SharedPtr<ui::Font> m_font;
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SharedPtr<ui::Font> m_bold_font;
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OwnedPtr<os::Timer> m_cursor_timer;
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bool m_cursor_activated = false;
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bool m_cursor_enabled = true;
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long m_last_cursor_tick;
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int m_x_position { 0 };
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int m_y_position { 0 };
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bool m_bold { false };
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ui::Color m_foreground_color { ui::WHITE };
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ui::Color m_background_color { ui::BLACK };
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void tick_cursor();
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Utf8StateDecoder m_decoder;
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Option<EscapeSequenceParser> m_escape_parser;
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void draw_glyph(wchar_t c, int x, int y);
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void erase_current_line();
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void scroll();
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bool should_scroll();
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void next_line();
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void next_char();
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void prev_char();
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void erase_current_char();
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void draw_cursor();
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bool at_end_of_screen();
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bool handle_escape_sequence(wchar_t c);
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Result<bool> putchar(char c);
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bool put_code_point(wchar_t c);
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Result<void> process();
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};
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