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ESC/P 2: Implement DC1 and DC3

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Lili1228
2026-02-08 09:57:49 +01:00
parent 0b2cc7cee8
commit 9aa6008e54
1 changed files with 28 additions and 35 deletions
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63
src/printer/prt_escp.c
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@@ -106,19 +106,19 @@ enum {
};
/* Font styles. */
#define STYLE_PROP 0x0001
#define STYLE_CONDENSED 0x0002
#define STYLE_BOLD 0x0004
#define STYLE_DOUBLESTRIKE 0x0008
#define STYLE_DOUBLEWIDTH 0x0010
#define STYLE_ITALICS 0x0020
#define STYLE_UNDERLINE 0x0040
#define STYLE_SUPERSCRIPT 0x0080
#define STYLE_SUBSCRIPT 0x0100
#define STYLE_STRIKETHROUGH 0x0200
#define STYLE_OVERSCORE 0x0400
#define STYLE_DOUBLEWIDTHONELINE 0x0800
#define STYLE_DOUBLEHEIGHT 0x1000
#define STYLE_PROP 0x0002
#define STYLE_CONDENSED 0x0004
#define STYLE_BOLD 0x0008
#define STYLE_DOUBLESTRIKE 0x0010
#define STYLE_DOUBLEWIDTH 0x0020
#define STYLE_ITALICS 0x0040
#define STYLE_UNDERLINE 0x0080
#define STYLE_SUPERSCRIPT 0x0100
#define STYLE_SUBSCRIPT 0x0200
#define STYLE_STRIKETHROUGH 0x0400
#define STYLE_OVERSCORE 0x0800
#define STYLE_DOUBLEWIDTHONELINE 0x1000
#define STYLE_DOUBLEHEIGHT 0x2000
/* Underlining styles. */
#define SCORE_NONE 0x00
@@ -179,6 +179,8 @@ typedef struct escp_t {
char page_fn[260];
uint8_t color;
uint8_t selected;
/* page data (TODO: make configurable) */
double page_width; /* all in inches */
double page_height;
@@ -560,6 +562,7 @@ reset_printer(escp_t *dev)
dev->bottom_margin = dev->page_height - 1.0 / 36.0;
/* TODO: these should be configurable. */
dev->color = COLOR_BLACK;
dev->selected = 1;
dev->curr_x = dev->curr_y = 0.0;
dev->esc_seen = 0;
dev->fss_seen = 0;
@@ -1169,24 +1172,11 @@ process_char(escp_t *dev, uint8_t ch)
case '!': /* master select */
dev->cpi = (dev->esc_parms[0]) & 0x01 ? 12.0 : 10.0;
/* Reset first seven bits. */
dev->font_style &= 0xFF80;
if (dev->esc_parms[0] & 0x02)
dev->font_style |= STYLE_PROP;
if (dev->esc_parms[0] & 0x04)
dev->font_style |= STYLE_CONDENSED;
if (dev->esc_parms[0] & 0x08)
dev->font_style |= STYLE_BOLD;
if (dev->esc_parms[0] & 0x10)
dev->font_style |= STYLE_DOUBLESTRIKE;
if (dev->esc_parms[0] & 0x20)
dev->font_style |= STYLE_DOUBLEWIDTH;
if (dev->esc_parms[0] & 0x40)
dev->font_style |= STYLE_ITALICS;
if (dev->esc_parms[0] & 0x80) {
/* Reset first seven style bits (starting from two as CPI had one). */
dev->font_style &= 0xFF01;
dev->font_style |= dev->esc_parms[0];
if (dev->esc_parms[0] & 0x80)
dev->font_score = SCORE_SINGLE;
dev->font_style |= STYLE_UNDERLINE;
}
dev->hmi = -1;
dev->multipoint_mode = 0;
@@ -1409,7 +1399,7 @@ process_char(escp_t *dev, uint8_t ch)
break;
case 'T': /* cancel superscript/subscript printing */
dev->font_style &= 0xFFFF - STYLE_SUPERSCRIPT - STYLE_SUBSCRIPT;
dev->font_style &= ~(STYLE_SUPERSCRIPT | STYLE_SUBSCRIPT);
update_font(dev);
break;
@@ -1737,7 +1727,7 @@ process_char(escp_t *dev, uint8_t ch)
}
if (dev->font_style & STYLE_DOUBLEWIDTHONELINE) {
dev->font_style &= 0xFFFF - STYLE_DOUBLEWIDTHONELINE;
dev->font_style &= ~STYLE_DOUBLEWIDTHONELINE;
update_font(dev);
}
return 1;
@@ -1784,8 +1774,8 @@ process_char(escp_t *dev, uint8_t ch)
return 1;
case 0x11: /* select printer (DC1) */
/* Ignore. */
return 0;
dev->selected = 1;
return 1;
case 0x12: /* cancel condensed printing (DC2) */
dev->hmi = -1;
@@ -1794,7 +1784,7 @@ process_char(escp_t *dev, uint8_t ch)
return 1;
case 0x13: /* deselect printer (DC3) */
/* Ignore. */
dev->selected = 0;
return 1;
case 0x14: /* cancel double-width printing (one line) (DC4) */
@@ -1957,6 +1947,9 @@ handle_char(escp_t *dev, uint8_t ch)
if (dev->page == NULL)
return;
if (!(dev->selected) && ch != 0x11)
return;
/* MSB mode */
if (dev->msb != 255) {
if (dev->msb == 0)