Keith Winstein
101 lines
2.5 KiB
C++
101 lines
2.5 KiB
C++
#include <unistd.h>
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#include "terminal.hpp"
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using namespace Terminal;
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void Emulator::CSI_EL( void )
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{
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if ( as.params == "1" ) { /* start of screen to active position, inclusive */
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for ( int x = 0; x <= fb.cursor_col; x++ ) {
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if ( x < fb.width ) {
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fb.rows[ fb.cursor_row ].cells[ x ].reset();
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}
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}
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} else if ( as.params == "2" ) { /* all of line */
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fb.rows[ fb.cursor_row ] = Row( fb.width );
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} else { /* active position to end of line, inclusive */
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for ( int x = fb.cursor_col; x < fb.width; x++ ) {
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fb.rows[ fb.cursor_row ].cells[ x ].reset();
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}
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}
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}
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void Emulator::CSI_ED( void ) {
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if ( as.params == "1" ) { /* start of screen to active position, inclusive */
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for ( int y = 0; y < fb.cursor_row; y++ ) {
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for ( int x = 0; x < fb.width; x++ ) {
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fb.rows[ y ].cells[ x ].reset();
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}
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}
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for ( int x = 0; x <= fb.cursor_col; x++ ) {
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if ( x < fb.width ) {
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fb.rows[ fb.cursor_row ].cells[ x ].reset();
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}
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}
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} else if ( as.params == "2" ) { /* entire screen */
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for ( int y = 0; y < fb.height; y++ ) {
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for ( int x = 0; x < fb.width; x++ ) {
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fb.rows[ y ].cells[ x ].reset();
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}
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}
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} else { /* active position to end of screen, inclusive */
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for ( int x = fb.cursor_col; x < fb.width; x++ ) {
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fb.rows[ fb.cursor_row ].cells[ x ].reset();
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}
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for ( int y = fb.cursor_row + 1; y < fb.height; y++ ) {
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for ( int x = 0; x < fb.width; x++ ) {
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fb.rows[ y ].cells[ x ].reset();
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}
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}
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}
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}
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void Emulator::CSI_cursormove( void )
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{
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int num = as.getparam( 0, 1 );
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switch ( as.dispatch_chars[ 0 ] ) {
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case 'A':
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fb.cursor_row -= num;
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break;
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case 'B':
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fb.cursor_row += num;
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break;
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case 'C':
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fb.cursor_col += num;
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break;
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case 'D':
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fb.cursor_col -= num;
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break;
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case 'H':
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case 'f':
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int x = as.getparam( 0, 1 );
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int y = as.getparam( 1, 1 );
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fb.cursor_row = x - 1;
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fb.cursor_col = y - 1;
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}
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if ( fb.cursor_row < 0 ) fb.cursor_row = 0;
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if ( fb.cursor_row >= fb.height ) fb.cursor_row = fb.height - 1;
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if ( fb.cursor_col < 0 ) fb.cursor_col = 0;
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if ( fb.cursor_col >= fb.width ) fb.cursor_col = fb.width - 1;
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fb.newgrapheme();
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}
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void Emulator::CSI_DA( void )
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{
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terminal_to_host.append( "\033[?1;0c" );
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}
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void Emulator::Esc_DECALN( void )
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{
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for ( int y = 0; y < fb.height; y++ ) {
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for ( int x = 0; x < fb.width; x++ ) {
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fb.rows[ y ].cells[ x ].reset();
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fb.rows[ y ].cells[ x ].contents.push_back( L'E' );
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}
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}
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}
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