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Add dot mode (experimental)

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First step towards solution for ticket #29
This commit is contained in:
Robin Stuart 2016-07-12 15:00:25 +01:00
parent 9011a96134
commit e39d2ff915
3 changed files with 44 additions and 29 deletions
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68
backend/svg.c
View file

@ -306,38 +306,48 @@ int svg_plot(struct zint_symbol *symbol) {
}
}
row_posn += yoffset;
i = 0;
if (module_is_set(symbol, this_row, 0)) {
latch = 1;
} else {
latch = 0;
}
do {
block_width = 0;
do {
block_width++;
} while (module_is_set(symbol, this_row, i + block_width) == module_is_set(symbol, this_row, i));
if ((addon_latch == 0) && (r == (symbol->rows - 1)) && (i > main_width)) {
addon_text_posn = (row_posn + 8.0) * scaler;
addon_latch = 1;
}
if (latch == 1) {
/* a bar */
if (addon_latch == 0) {
fprintf(fsvg, " <rect x=\"%.2f\" y=\"%.2f\" width=\"%.2f\" height=\"%.2f\" />\n", (i + xoffset) * scaler, row_posn * scaler, block_width * scaler, row_height * scaler);
} else {
fprintf(fsvg, " <rect x=\"%.2f\" y=\"%.2f\" width=\"%.2f\" height=\"%.2f\" />\n", (i + xoffset) * scaler, (row_posn + 10.0) * scaler, block_width * scaler, (row_height - 5.0) * scaler);
if ((symbol->output_options & BARCODE_DOTTY_MODE) != 0) {
/* Use (currently undocumented) dot mode - see SF ticket #29 */
for (i = 0; i < symbol->width; i++) {
if (module_is_set(symbol, this_row, i)) {
fprintf(fsvg, " <circle cx=\"%.2f\" cy=\"%.2f\" r=\"%.2f\" fill=\"#%s\" />\n", ((i + xoffset) * scaler) + (scaler / 2.0), (row_posn * scaler) + (scaler / 2.0), (2.0 / 5.0) * scaler, symbol->fgcolour);
}
latch = 0;
} else {
/* a space */
latch = 1;
}
i += block_width;
} else {
/* Normal mode, with rectangles */
i = 0;
if (module_is_set(symbol, this_row, 0)) {
latch = 1;
} else {
latch = 0;
}
do {
block_width = 0;
do {
block_width++;
} while (module_is_set(symbol, this_row, i + block_width) == module_is_set(symbol, this_row, i));
if ((addon_latch == 0) && (r == (symbol->rows - 1)) && (i > main_width)) {
addon_text_posn = (row_posn + 8.0) * scaler;
addon_latch = 1;
}
if (latch == 1) {
/* a bar */
if (addon_latch == 0) {
fprintf(fsvg, " <rect x=\"%.2f\" y=\"%.2f\" width=\"%.2f\" height=\"%.2f\" />\n", (i + xoffset) * scaler, row_posn * scaler, block_width * scaler, row_height * scaler);
} else {
fprintf(fsvg, " <rect x=\"%.2f\" y=\"%.2f\" width=\"%.2f\" height=\"%.2f\" />\n", (i + xoffset) * scaler, (row_posn + 10.0) * scaler, block_width * scaler, (row_height - 5.0) * scaler);
}
latch = 0;
} else {
/* a space */
latch = 1;
}
i += block_width;
} while (i < symbol->width);
} while (i < symbol->width);
}
}
}
/* That's done the actual data area, everything else is human-friendly */

1
backend/zint.h
View file

@ -200,6 +200,7 @@ extern "C" {
#define SMALL_TEXT 32
#define BOLD_TEXT 64
#define CMYK_COLOUR 128
#define BARCODE_DOTTY_MODE 256
#define DATA_MODE 0
#define UNICODE_MODE 1