Keith Winstein
144 lines
4.0 KiB
C++
144 lines
4.0 KiB
C++
#include <unistd.h>
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#include "terminaldispatcher.hpp"
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#include "terminalframebuffer.hpp"
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using namespace Terminal;
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static void clearline( Framebuffer *fb, int row, int start, int end )
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{
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for ( int col = start; col <= end; col++ ) {
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fb->get_cell( row, col )->reset();
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}
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}
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void CSI_EL( Framebuffer *fb, Dispatcher *dispatch )
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{
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switch ( dispatch->getparam( 0, 0 ) ) {
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case 0: /* default: active position to end of line, inclusive */
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clearline( fb, -1, fb->ds.get_cursor_col(), fb->ds.get_width() - 1 );
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break;
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case 1: /* start of screen to active position, inclusive */
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clearline( fb, -1, 0, fb->ds.get_cursor_col() );
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break;
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case 2: /* all of line */
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clearline( fb, -1, 0, fb->ds.get_width() - 1 );
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break;
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}
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}
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static Function func_CSI_EL( CSI, "K", CSI_EL );
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void CSI_ED( Framebuffer *fb, Dispatcher *dispatch ) {
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switch ( dispatch->getparam( 0, 0 ) ) {
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case 0: /* active position to end of screen, inclusive */
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clearline( fb, -1, fb->ds.get_cursor_col(), fb->ds.get_width() - 1 );
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for ( int y = fb->ds.get_cursor_row() + 1; y < fb->ds.get_height(); y++ ) {
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clearline( fb, y, 0, fb->ds.get_width() - 1 );
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}
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break;
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case 1: /* start of screen to active position, inclusive */
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for ( int y = 0; y < fb->ds.get_cursor_row(); y++ ) {
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clearline( fb, y, 0, fb->ds.get_width() - 1 );
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}
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clearline( fb, -1, 0, fb->ds.get_cursor_col() );
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break;
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case 2: /* entire screen */
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for ( int y = 0; y < fb->ds.get_height(); y++ ) {
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clearline( fb, y, 0, fb->ds.get_width() - 1 );
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}
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break;
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}
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}
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static Function func_CSI_ED( CSI, "J", CSI_ED );
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void CSI_cursormove( Framebuffer *fb, Dispatcher *dispatch )
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{
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int num = dispatch->getparam( 0, 1 );
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switch ( dispatch->get_dispatch_chars()[ 0 ] ) {
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case 'A':
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fb->ds.move_row( -num, true );
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break;
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case 'B':
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fb->ds.move_row( num, true );
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break;
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case 'C':
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fb->ds.move_col( num, true );
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break;
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case 'D':
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fb->ds.move_col( -num, true );
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break;
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case 'H':
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case 'f':
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int x = dispatch->getparam( 0, 1 );
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int y = dispatch->getparam( 1, 1 );
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fb->ds.move_row( x - 1 );
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fb->ds.move_col( y - 1 );
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}
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}
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static Function func_CSI_cursormove_A( CSI, "A", CSI_cursormove );
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static Function func_CSI_cursormove_B( CSI, "B", CSI_cursormove );
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static Function func_CSI_cursormove_C( CSI, "C", CSI_cursormove );
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static Function func_CSI_cursormove_D( CSI, "D", CSI_cursormove );
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static Function func_CSI_cursormove_H( CSI, "H", CSI_cursormove );
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static Function func_CSI_cursormove_f( CSI, "f", CSI_cursormove );
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void CSI_DA( Framebuffer *fb __attribute((unused)), Dispatcher *dispatch )
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{
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dispatch->terminal_to_host.append( "\033[?1;0c" );
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}
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static Function func_CSI_DA( CSI, "c", CSI_DA );
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void Esc_DECALN( Framebuffer *fb, Dispatcher *dispatch __attribute((unused)) )
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{
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for ( int y = 0; y < fb->ds.get_height(); y++ ) {
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for ( int x = 0; x < fb->ds.get_width(); x++ ) {
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fb->get_cell( y, x )->reset();
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fb->get_cell( y, x )->contents.push_back( L'E' );
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}
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}
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}
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static Function func_Esc_DECALN( ESCAPE, "#8", Esc_DECALN );
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void Ctrl_LF( Framebuffer *fb, Dispatcher *dispatch __attribute((unused)) )
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{
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fb->move_rows_autoscroll( 1 );
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}
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static Function func_Ctrl_LF( CONTROL, "\x0a", Ctrl_LF );
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static Function func_Ctrl_IND( CONTROL, "\x84", Ctrl_LF );
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void Ctrl_CR( Framebuffer *fb, Dispatcher *dispatch __attribute((unused)) )
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{
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fb->ds.move_col( 0 );
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}
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static Function func_Ctrl_CR( CONTROL, "\x0d", Ctrl_CR );
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void Ctrl_BS( Framebuffer *fb, Dispatcher *dispatch __attribute((unused)) )
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{
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fb->ds.move_col( -1, true );
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}
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static Function func_Ctrl_BS( CONTROL, "\x08", Ctrl_BS );
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void Ctrl_RI( Framebuffer *fb, Dispatcher *dispatch __attribute((unused)) )
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{
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fb->move_rows_autoscroll( -1 );
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}
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static Function func_Ctrl_RI( CONTROL, "\x8D", Ctrl_RI );
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void Ctrl_NEL( Framebuffer *fb, Dispatcher *dispatch __attribute((unused)) )
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{
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fb->ds.move_col( 0 );
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fb->move_rows_autoscroll( 1 );
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}
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static Function func_Ctrl_NEL( CONTROL, "\x85", Ctrl_NEL );
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