Implement Virtual Terminal and fix /dev/kcon

This commit is contained in:
EnderIce2
2024-09-22 13:17:19 +03:00
parent 6f8e486740
commit 85b6fdef80
38 changed files with 1447 additions and 871 deletions

View File

@ -18,11 +18,130 @@
#ifndef __FENNIX_KERNEL_KERNEL_CONSOLE_H__
#define __FENNIX_KERNEL_KERNEL_CONSOLE_H__
#include <display.hpp>
#include <termios.h>
#include <atomic>
namespace KernelConsole
{
enum TerminalColor
{
BLACK,
RED,
GREEN,
YELLOW,
BLUE,
MAGENTA,
CYAN,
GREY
};
struct ANSIArgument
{
int Value = 0;
bool Empty = true;
};
struct ANSIParser
{
enum ParserState
{
Escape,
Bracket,
Attribute,
EndValue
} State = Escape;
ANSIArgument Stack[8] = {};
int Index = 0;
};
struct TerminalAttribute
{
bool Bright = false;
TerminalColor Background = BLACK;
TerminalColor Foreground = GREY;
};
struct TerminalCell
{
char c = '\0';
TerminalAttribute attr{};
};
struct TerminalCursor
{
long X = 0;
long Y = 0;
};
typedef void (*PaintCallback)(TerminalCell *Cell, long X, long Y);
typedef void (*CursorCallback)(TerminalCursor *Cursor);
class FontRenderer
{
public:
Video::Font *CurrentFont = nullptr;
TerminalCursor Cursor = {0, 0};
char Paint(long CellX, long CellY, char Char, uint32_t Foreground, uint32_t Background);
};
class VirtualTerminal
{
private:
ANSIParser Parser{};
TerminalAttribute Attribute{};
TerminalCell *Cells = nullptr;
TerminalCursor Cursor{};
PaintCallback PaintCB = nullptr;
CursorCallback CursorCB = nullptr;
public:
termios term;
winsize termSize;
void Clear(unsigned short StartX, unsigned short StartY, unsigned short EndX, unsigned short EndY);
void Scroll(unsigned short Lines);
void NewLine();
void Append(char c);
void csi_cup(ANSIArgument *Args, int ArgsCount);
void csi_ed(ANSIArgument *Args, int ArgsCount);
void csi_el(ANSIArgument *Args, int ArgsCount);
void csi_sgr(ANSIArgument *Args, int ArgsCount);
void csi_cuu(ANSIArgument *Args, int ArgsCount);
void csi_cud(ANSIArgument *Args, int ArgsCount);
void csi_cuf(ANSIArgument *Args, int ArgsCount);
void csi_cub(ANSIArgument *Args, int ArgsCount);
void csi_cnl(ANSIArgument *Args, int ArgsCount);
void csi_cpl(ANSIArgument *Args, int ArgsCount);
void csi_cha(ANSIArgument *Args, int ArgsCount);
void Process(char c);
VirtualTerminal(unsigned short Rows, unsigned short Columns,
unsigned short XPixels, unsigned short YPixels,
PaintCallback Paint, CursorCallback Print);
~VirtualTerminal();
};
/**
* 0 - Default
* 1...11 - User
* ...
* 15 - Panic
*/
extern VirtualTerminal *Terminals[16];
extern std::atomic<VirtualTerminal *> CurrentTerminal;
extern int TermColors[];
extern int TermBrightColors[];
bool SetTheme(std::string Theme);
/* Limited in functionality */
void EarlyInit();
/* Full working terminal */
void LateInit();
}