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Commit e8c6145d authored by Deucе's avatar Deucе :ok_hand_tone4:
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Implement line editing support. 

Changing "stuff" on a line will now propogate to the right
appropriately.

Next up is double-height characters... hopefully.
parent 63291500
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Pipeline #7005 passed
Stage: build
Stage: test
Stage: cleanup
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with 192 additions and 53 deletions
src/conio/cterm.c
+ 192
− 53
View file @ e8c6145d
......@@ -826,61 +826,89 @@ prestel_new_line(struct cterminal *cterm)
}
static void
prestel_apply_ctrl(struct cterminal *cterm, uint8_t ch)
prestel_apply_ctrl_before(struct cterminal *cterm, uint8_t ch)
{
switch(ch) {
case 73: // Steady
cterm->attr &= 0x7f;
attr2palette(cterm->attr, &cterm->fg_color, &cterm->bg_color);
break;
case 76: // Normal Height
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_DOUBLE_HEIGHT);
cterm->prestel_last_mosaic = 32;
break;
case 88: // Conceal Display
cterm->attr |= 0x08;
cterm->extattr |= CTERM_EXTATTR_PRESTEL_MOSAIC;
break;
case 89: // Contiguous Mosaics
// TODO: Can be either way. :(
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_SEPARATED);
break;
case 90: // Separated Mosaics
// TODO: Can be either way. :(
cterm->extattr |= CTERM_EXTATTR_PRESTEL_SEPARATED;
break;
case 92: // Black Background
set_bgattr(cterm, BLACK);
break;
case 93: // New Background
set_bgattr(cterm, cterm->attr & 0x07);
break;
case 94: // Hold Mosaics
cterm->extattr |= CTERM_EXTATTR_PRESTEL_HOLD;
break;
}
}
static void
prestel_apply_ctrl_after(struct cterminal *cterm, uint8_t ch)
{
switch(ch) {
case 64: // Alphanumeric Black
set_fgattr(cterm, BLACK);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC | CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 65: // Alphanumeric Red
set_fgattr(cterm, RED);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC | CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 66: // Alphanumeric Green
set_fgattr(cterm, GREEN);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC | CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 67: // Alphanumeric Yellow
set_fgattr(cterm, BROWN);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC | CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 68: // Alphanumeric Blue
set_fgattr(cterm, BLUE);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC | CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 69: // Alphanumeric Magenta
set_fgattr(cterm, MAGENTA);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC | CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 70: // Alphanumeric Cyan
set_fgattr(cterm, CYAN);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC | CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 71: // Alphanumeric White
set_fgattr(cterm, LIGHTGRAY);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC);
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_MOSAIC | CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 72: // Flash
cterm->attr |= 0x80;
attr2palette(cterm->attr, &cterm->fg_color, &cterm->bg_color);
break;
case 73: // Steady
cterm->attr &= 0x7f;
attr2palette(cterm->attr, &cterm->fg_color, &cterm->bg_color);
break;
case 76: // Normal Height
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_DOUBLE_HEIGHT);
cterm->prestel_last_mosaic = 32;
break;
case 77: // Double Height
cterm->extattr |= CTERM_EXTATTR_PRESTEL_DOUBLE_HEIGHT;
cterm->prestel_last_mosaic = 32;
......@@ -888,68 +916,62 @@ prestel_apply_ctrl(struct cterminal *cterm, uint8_t ch)
case 80: // Mosaic Black
set_fgattr(cterm, BLACK);
cterm->extattr |= CTERM_EXTATTR_PRESTEL_MOSAIC;
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 81: // Mosaic Red
set_fgattr(cterm, RED);
cterm->extattr |= CTERM_EXTATTR_PRESTEL_MOSAIC;
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 82: // Mosaic Green
set_fgattr(cterm, GREEN);
cterm->extattr |= CTERM_EXTATTR_PRESTEL_MOSAIC;
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 83: // Mosaic Yellow
set_fgattr(cterm, BROWN);
cterm->extattr |= CTERM_EXTATTR_PRESTEL_MOSAIC;
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 84: // Mosaic Blue
set_fgattr(cterm, BLUE);
cterm->extattr |= CTERM_EXTATTR_PRESTEL_MOSAIC;
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 85: // Mosaic Magenta
set_fgattr(cterm, MAGENTA);
cterm->extattr |= CTERM_EXTATTR_PRESTEL_MOSAIC;
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 86: // Mosaic Cyan
set_fgattr(cterm, CYAN);
cterm->extattr |= CTERM_EXTATTR_PRESTEL_MOSAIC;
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 87: // Mosaic White
set_fgattr(cterm, LIGHTGRAY);
cterm->extattr |= CTERM_EXTATTR_PRESTEL_MOSAIC;
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_CONCEAL);
cterm->prestel_last_mosaic = 32;
break;
case 88: // Conceal Display
cterm->attr |= 0x08;
cterm->extattr |= CTERM_EXTATTR_PRESTEL_MOSAIC;
break;
case 89: // Contiguous Mosaics
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_SEPARATED);
break;
case 90: // Separated Mosaics
cterm->extattr |= CTERM_EXTATTR_PRESTEL_SEPARATED;
break;
case 92: // Black Background
set_bgattr(cterm, BLACK);
break;
case 93: // New Background
set_bgattr(cterm, cterm->attr & 0x07);
break;
case 94: // Hold Mosaics
cterm->extattr |= CTERM_EXTATTR_PRESTEL_HOLD;
break;
case 95: // Release Mosaics
cterm->extattr &= ~(CTERM_EXTATTR_PRESTEL_HOLD);
break;
}
TEXTATTR(cterm->attr);
setcolour(cterm->fg_color, cterm->bg_color);
}
static void
prestel_apply_ctrl(struct cterminal *cterm, uint8_t ch)
{
prestel_apply_ctrl_before(cterm, ch);
prestel_apply_ctrl_after(cterm, ch);
}
static void
......@@ -980,6 +1002,8 @@ prestel_get_state(struct cterminal *cterm)
}
}
}
TEXTATTR(cterm->attr);
setcolour(cterm->fg_color, cterm->bg_color);
free(line);
}
......@@ -4919,6 +4943,125 @@ void cterm_start(struct cterminal *cterm)
}
}
/*
* Fixes line after changes... possible changes:
* - Format effector added or removed
* - Hold mosaic character changed
*/
static void prestel_fix_line(struct cterminal *cterm, int x, int y)
{
int sy = y;
int sx = 1;
int ex = 1;
struct vmem_cell *line;
unsigned int extattr = cterm->extattr;
uint32_t fg_color = cterm->fg_color;
uint32_t bg_color = cterm->bg_color;
unsigned char attr = cterm->attr;
uint8_t prestel_last_mosaic = cterm->prestel_last_mosaic;
bool fixed = false;
coord_conv_xy(cterm, CTERM_COORD_TERM, CTERM_COORD_SCREEN, &sy, &sx);
ex = sx + TERM_MAXX - 1;
line = malloc(sizeof(*line) * (ex - sx + 1));
vmem_gettext(sx, sy, ex, sy, line);
prestel_new_line(cterm);
for (int i = 0; i < TERM_MAXX; i++) {
uint8_t ch;
// Go through the line applying attributes, held mosaics, etc.
if (line[i].fg & 0x7F000000) {
// This is a control character
ch = (line[i].fg & 0x7F000000) >> 24;
prestel_apply_ctrl_before(cterm, ch);
if (line[i].fg != (cterm->fg_color | (ch << 24))
|| line[i].bg != cterm->bg_color
|| line[i].legacy_attr != cterm->attr) {
// Attribute change...
line[i].fg = cterm->fg_color | (ch << 24);
line[i].bg = cterm->bg_color;
line[i].legacy_attr = cterm->attr;
fixed = true;
}
if (line[i].ch < 32 && (cterm->extattr & CTERM_EXTATTR_PRESTEL_HOLD) && cterm->prestel_last_mosaic != 32) {
// Should be held mosaic, but is ctrl char...
line[i].ch = cterm->prestel_last_mosaic;
fixed = true;
}
if (line[i].ch >= 128 && (((cterm->extattr & CTERM_EXTATTR_PRESTEL_HOLD) == 0) || cterm->prestel_last_mosaic == 32)) {
line[i].ch = ch - 64;
fixed = true;
}
if (i == (x - 1)) {
extattr = cterm->extattr;
fg_color = cterm->fg_color;
bg_color = cterm->bg_color;
attr = cterm->attr;
prestel_last_mosaic = cterm->prestel_last_mosaic;
}
prestel_apply_ctrl_after(cterm, ch);
}
else {
if (i == (x - 1)) {
extattr = cterm->extattr;
fg_color = cterm->fg_color;
bg_color = cterm->bg_color;
attr = cterm->attr;
prestel_last_mosaic = cterm->prestel_last_mosaic;
}
// This is displayable
if (line[i].fg != cterm->fg_color
|| line[i].bg != cterm->bg_color
|| line[i].legacy_attr != cterm->attr) {
// Attribute change...
line[i].fg = cterm->fg_color;
line[i].bg = cterm->bg_color;
line[i].legacy_attr = cterm->attr;
fixed = true;
}
if (line[i].ch >= 128 && ((cterm->extattr & CTERM_EXTATTR_PRESTEL_MOSAIC) == 0)) {
// Mosaic character, but should be alphanum
if (line[i].ch >= 196)
line[i].ch -= 64;
if (line[i].ch < 160)
line[i].ch -= 96;
else
line[i].ch -= 64;
fixed = true;
}
else if ((cterm->extattr & CTERM_EXTATTR_PRESTEL_MOSAIC)
&& ((line[i].ch >= 32 && line[i].ch < 64)
|| (line[i].ch >= 96 && line[i].ch < 128))) {
// Alphanum but should be mosaic
if (line[i].ch >= 32 && line[i].ch < 64)
line[i].ch += 96;
else
line[i].ch += 64;
if (cterm->extattr & CTERM_EXTATTR_PRESTEL_SEPARATED)
line[i].ch += 64;
fixed = true;
}
else if((line[i].ch >= 196) && ((cterm->extattr & CTERM_EXTATTR_PRESTEL_SEPARATED) == 0)) {
// Should not be separated...
line[i].ch -= 64;
fixed = true;
}
else if(((line[i].ch >= 128) && (line[i].ch < 196)) && (cterm->extattr & CTERM_EXTATTR_PRESTEL_SEPARATED)) {
// Should be separated...
line[i].ch += 64;
fixed = true;
}
}
}
if (fixed)
vmem_puttext(sx, sy, ex, sy, line);
free(line);
cterm->extattr = extattr;
cterm->fg_color = fg_color;
cterm->bg_color = bg_color;
cterm->attr = attr;
cterm->prestel_last_mosaic = prestel_last_mosaic;
}
static void
advance_char(struct cterminal *cterm, int *x, int *y, int move)
{
......@@ -4926,6 +5069,11 @@ advance_char(struct cterminal *cterm, int *x, int *y, int move)
int rm = cterm->right_margin;
int bm = cterm->bottom_margin;
if (cterm->emulation == CTERM_EMULATION_PRESTEL) {
prestel_fix_line(cterm, *x, *y);
TEXTATTR(cterm->attr);
setcolour(cterm->fg_color, cterm->bg_color);
}
if((*x == rm || *x == CURR_MAXX) && (!(cterm->extattr & CTERM_EXTATTR_AUTOWRAP))) {
GOTOXY(*x, *y);
return;
......@@ -5240,20 +5388,6 @@ prestel_move(struct cterminal *cterm, int xadj, int yadj)
prestel_get_state(cterm);
}
static void prestel_fix_line(struct cterminal *cterm, int y)
{
int sy = y;
int sx = 1;
int ex = 1;
struct vmem_cell *line;
coord_conv_xy(cterm, CTERM_COORD_TERM, CTERM_COORD_SCREEN, &sy, &sx);
ex = sx + TERM_MAXX - 1;
line = malloc(sizeof(*line) * (ex - sx + 1));
vmem_gettext(sx, sy, ex, sy, line);
free(line);
}
CIOLIBEXPORT char* cterm_write(struct cterminal * cterm, const void *vbuf, int buflen, char *retbuf, size_t retsize, int *speed)
{
const unsigned char *buf = (unsigned char *)vbuf;
......@@ -5461,7 +5595,9 @@ CIOLIBEXPORT char* cterm_write(struct cterminal * cterm, const void *vbuf, int b
else if(cterm->sequence) {
ustrcat(cterm->escbuf,ch);
if (cterm->emulation == CTERM_EMULATION_PRESTEL) {
prestel_apply_ctrl(cterm, ch[0]);
prestel_apply_ctrl_before(cterm, ch[0]);
TEXTATTR(cterm->attr);
setcolour(cterm->fg_color, cterm->bg_color);
cterm->escbuf[0]=0;
cterm->sequence=0;
if (cterm->extattr & CTERM_EXTATTR_PRESTEL_HOLD) {
......@@ -5480,6 +5616,9 @@ CIOLIBEXPORT char* cterm_write(struct cterminal * cterm, const void *vbuf, int b
vmem_puttext(sx, sy, sx, sy, tmpvc);
ch[1]=0;
CURR_XY(&x, &y);
prestel_apply_ctrl_after(cterm, ch[0]);
TEXTATTR(cterm->attr);
setcolour(cterm->fg_color, cterm->bg_color);
advance_char(cterm, &x, &y, 1);
}
else {
......
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