libvterm/src/state.c

34   fprintf(stderr, "libvterm: Unhandled putglyph U+%04x at (%d,%d)\n", chars[0], pos.col, pos.row);
39   if(state->pos.col == oldpos->col && state->pos.row == oldpos->row)
138 static void set_col_tabstop(VTermState *state, int col)
140   unsigned char mask = 1 << (col & 7);
141   state->tabstops[col >> 3] |= mask;
144 static void clear_col_tabstop(VTermState *state, int col)
146   unsigned char mask = 1 << (col & 7);
147   state->tabstops[col >> 3] &= ~mask;
150 static int is_col_tabstop(VTermState *state, int col)
152   unsigned char mask = 1 << (col & 7);
153   return state->tabstops[col >> 3] & mask;
159     while(state->pos.col >= 0 && state->pos.col < THISROWWIDTH(state)-1) {
160       state->pos.col += direction;
162       if(is_col_tabstop(state, state->pos.col))
230     if(state->pos.row == state->combine_pos.row && state->pos.col == state->combine_pos.col + state->combine_width) {
299     if(state->at_phantom || state->pos.col + width > THISROWWIDTH(state)) {
301       state->pos.col = 0;
313         .start_col = state->pos.col,
337     if(state->pos.col + width >= THISROWWIDTH(state)) {
342       state->pos.col += width;
364     if(state->pos.col > 0)
365       state->pos.col--;
377       state->pos.col = 0;
381     state->pos.col = 0;
398     state->pos.col = 0;
402     set_col_tabstop(state, state->pos.col);
437 static void output_mouse(VTermState *state, int code, int pressed, int modifiers, int col, int row)
443     if(col + 0x21 > 0xff)
444       col = 0xff - 0x21;
452         (code | modifiers) + 0x20, col + 0x21, row + 0x21);
463       len += fill_utf8(col + 0x21, utf8 + len);
473         code | modifiers, col + 1, row + 1, pressed ? 'M' : 'm');
481         code | modifiers, col + 1, row + 1);
486 static void mousefunc(int col, int row, int button, int pressed, int modifiers, void *data)
494   state->mouse_col = col;
510       output_mouse(state, button-1, pressed, modifiers, col, row);
513       output_mouse(state, button-4 + 0x40, pressed, modifiers, col, row);
516   else if(col != old_col || row != old_row) {
522       output_mouse(state, button-1 + 0x20, 1, modifiers, col, row);
635           for(pos.col = 0; pos.col < ROWWIDTH(state, pos.row); pos.col++)
749       state->pos.col = state->mode.origin ? SCROLLREGION_LEFT(state) : 0;
912   int row, col;
960     rect.start_col = state->pos.col;
984     state->pos.col += count;
990     state->pos.col -= count;
996     state->pos.col = 0;
1003     state->pos.col = 0;
1010     state->pos.col = val-1;
1016     col = argcount < 2 || CSI_ARG_IS_MISSING(args[1]) ? 1 : CSI_ARG(args[1]);
1019     state->pos.col = col-1;
1022       state->pos.col += SCROLLREGION_LEFT(state);
1039       rect.start_col = state->pos.col; rect.end_col = state->cols;
1060                           rect.end_col = state->pos.col + 1;
1084       rect.start_col = state->pos.col; rect.end_col = THISROWWIDTH(state); break;
1086       rect.start_col = 0; rect.end_col = state->pos.col + 1; break;
1127     rect.start_col = state->pos.col;
1166     rect.start_col = state->pos.col;
1167     rect.end_col   = state->pos.col + count;
1179     col = CSI_ARG_OR(args[0], 1);
1180     state->pos.col = col-1;
1186     state->pos.col += count;
1217     col = argcount < 2 || CSI_ARG_IS_MISSING(args[1]) ? 1 : CSI_ARG(args[1]);
1220     state->pos.col = col-1;
1223       state->pos.col += SCROLLREGION_LEFT(state);
1233       clear_col_tabstop(state, state->pos.col);
1237       for(col = 0; col < state->cols; col++)
1238         clear_col_tabstop(state, col);
1262     state->pos.col -= count;
1301         vterm_push_output_sprintf_ctrl(state->vt, C1_CSI, "%s%d;%dR", qmark, state->pos.row + 1, state->pos.col + 1);
1394     rect.start_col = state->pos.col;
1406     rect.start_col = state->pos.col;
1420     LBOUND(state->pos.col, SCROLLREGION_LEFT(state));
1421     UBOUND(state->pos.col, SCROLLREGION_RIGHT(state)-1);
1426     LBOUND(state->pos.col, 0);
1427     UBOUND(state->pos.col, THISROWWIDTH(state)-1);
1531     int col;
1532     for(col = 0; col < state->cols && col < cols; col++) {
1533       unsigned char mask = 1 << (col & 7);
1534       if(state->tabstops[col >> 3] & mask)
1535         newtabstops[col >> 3] |= mask;
1537         newtabstops[col >> 3] &= ~mask;
1540     for( ; col < cols; col++) {
1541       unsigned char mask = 1 << (col & 7);
1542       if(col % 8 == 0)
1543         newtabstops[col >> 3] |= mask;
1545         newtabstops[col >> 3] &= ~mask;
1576   if(state->at_phantom && state->pos.col < cols-1) {
1578     state->pos.col++;
1582   state->pos.col += delta.col;
1586   if(state->pos.col >= cols)
1587     state->pos.col = cols - 1;
1631   int col, i, row;
1650   for(col = 0; col < state->cols; col++)
1651     if(col % 8 == 0)
1652       set_col_tabstop(state, col);
1654       clear_col_tabstop(state, col);
1688     state->pos.col = 0;