mirror of
https://git.code.sf.net/p/zint/code
synced 2025-05-31 15:18:29 -04:00
code reworked
This commit is contained in:
openapc
parent
f48d7ab6a6
commit
bf2dbe7494
26 changed files with 284 additions and 499 deletions
102
backend/ps.c
102
backend/ps.c
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@ -3,20 +3,6 @@
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/*
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libzint - the open source barcode library
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Copyright (C) 2009 Robin Stuart <robin@zint.org.uk>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <locale.h>
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@ -47,14 +33,14 @@ int ps_plot(struct zint_symbol *symbol)
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float default_text_posn;
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int plot_text = 1;
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const char *locale = NULL;
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row_height=0;
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textdone = 0;
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main_width = symbol->width;
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strcpy(addon, "");
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comp_offset = 0;
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addon_text_posn = 0.0;
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if((symbol->output_options & BARCODE_STDOUT) != 0) {
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feps = stdout;
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} else {
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@ -64,11 +50,11 @@ int ps_plot(struct zint_symbol *symbol)
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strcpy(symbol->errtxt, "Could not open output file");
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return ERROR_FILE_ACCESS;
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}
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/* sort out colour options */
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to_upper((unsigned char*)symbol->fgcolour);
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to_upper((unsigned char*)symbol->bgcolour);
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if(strlen(symbol->fgcolour) != 6) {
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strcpy(symbol->errtxt, "Malformed foreground colour target");
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return ERROR_INVALID_OPTION;
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@ -88,7 +74,7 @@ int ps_plot(struct zint_symbol *symbol)
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return ERROR_INVALID_OPTION;
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}
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locale = setlocale(LC_ALL, "C");
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fgred = (16 * ctoi(symbol->fgcolour[0])) + ctoi(symbol->fgcolour[1]);
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fggrn = (16 * ctoi(symbol->fgcolour[2])) + ctoi(symbol->fgcolour[3]);
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fgblu = (16 * ctoi(symbol->fgcolour[4])) + ctoi(symbol->fgcolour[5]);
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@ -101,11 +87,11 @@ int ps_plot(struct zint_symbol *symbol)
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red_paper = bgred / 256.0;
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green_paper = bggrn / 256.0;
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blue_paper = bgblu / 256.0;
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if (symbol->height == 0) {
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symbol->height = 50;
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}
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large_bar_count = 0;
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preset_height = 0.0;
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for(i = 0; i < symbol->rows; i++) {
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@ -119,7 +105,7 @@ int ps_plot(struct zint_symbol *symbol)
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if (large_bar_count == 0) {
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symbol->height = preset_height;
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}
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while(!(module_is_set(symbol, symbol->rows - 1, comp_offset))) {
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comp_offset++;
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}
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@ -140,21 +126,21 @@ int ps_plot(struct zint_symbol *symbol)
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main_width = 68 + comp_offset;
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}
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}
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if (((symbol->symbology == BARCODE_UPCA) && (symbol->rows == 1)) || (symbol->symbology == BARCODE_UPCA_CC)) {
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if(symbol->whitespace_width == 0) {
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symbol->whitespace_width = 10;
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main_width = 96 + comp_offset;
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}
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}
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if (((symbol->symbology == BARCODE_UPCE) && (symbol->rows == 1)) || (symbol->symbology == BARCODE_UPCE_CC)) {
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if(symbol->whitespace_width == 0) {
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symbol->whitespace_width = 10;
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main_width = 51 + comp_offset;
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}
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}
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latch = 0;
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r = 0;
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/* Isolate add-on text */
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@ -170,7 +156,7 @@ int ps_plot(struct zint_symbol *symbol)
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}
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}
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addon[r] = '\0';
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if((symbol->show_hrt == 0) || (ustrlen(symbol->text) == 0)) {
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plot_text = 0;
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}
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@ -181,7 +167,7 @@ int ps_plot(struct zint_symbol *symbol)
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}
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xoffset = symbol->border_width + symbol->whitespace_width;
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yoffset = symbol->border_width;
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/* Start writing the header */
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fprintf(feps, "%%!PS-Adobe-3.0 EPSF-3.0\n");
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fprintf(feps, "%%%%Creator: Zint %s\n", ZINT_VERSION);
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@ -197,7 +183,7 @@ int ps_plot(struct zint_symbol *symbol)
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fprintf(feps, "%%%%BoundingBox: 0 0 %d %d\n", roundup((74.0 + xoffset + xoffset) * scaler), roundup((72.0 + yoffset + yoffset) * scaler));
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}
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fprintf(feps, "%%%%EndComments\n");
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/* Definitions */
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fprintf(feps, "/TL { setlinewidth moveto lineto stroke } bind def\n");
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fprintf(feps, "/TC { moveto 0 360 arc 360 0 arcn fill } bind def\n");
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@ -205,14 +191,14 @@ int ps_plot(struct zint_symbol *symbol)
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fprintf(feps, "/TB { 2 copy } bind def\n");
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fprintf(feps, "/TR { newpath 4 1 roll exch moveto 1 index 0 rlineto 0 exch rlineto neg 0 rlineto closepath fill } bind def\n");
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fprintf(feps, "/TE { pop pop } bind def\n");
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fprintf(feps, "newpath\n");
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/* Now the actual representation */
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fprintf(feps, "%.2f %.2f %.2f setrgbcolor\n", red_ink, green_ink, blue_ink);
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fprintf(feps, "%.2f %.2f %.2f setrgbcolor\n", red_paper, green_paper, blue_paper);
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fprintf(feps, "%.2f 0.00 TB 0.00 %.2f TR\n", (symbol->height + textoffset + yoffset + yoffset) * scaler, (symbol->width + xoffset + xoffset) * scaler);
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if(((symbol->output_options & BARCODE_BOX) != 0) || ((symbol->output_options & BARCODE_BIND) != 0)) {
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default_text_posn = 0.5 * scaler;
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} else {
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@ -222,8 +208,8 @@ int ps_plot(struct zint_symbol *symbol)
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if(symbol->symbology == BARCODE_MAXICODE) {
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/* Maxicode uses hexagons */
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float ax, ay, bx, by, cx, cy, dx, dy, ex, ey, fx, fy, mx, my;
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textoffset = 0.0;
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if (((symbol->output_options & BARCODE_BOX) != 0) || ((symbol->output_options & BARCODE_BIND) != 0)) {
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fprintf(feps, "TE\n");
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@ -235,10 +221,10 @@ int ps_plot(struct zint_symbol *symbol)
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/* side bars */
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fprintf(feps, "TE\n");
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fprintf(feps, "%.2f %.2f %.2f setrgbcolor\n", red_ink, green_ink, blue_ink);
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fprintf(feps, "%.2f %.2f TB %.2f %.2f TR\n", (72.0 + (2 * symbol->border_width)) * scaler, textoffset * scaler, 0.0, symbol->border_width * scaler);
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fprintf(feps, "%.2f %.2f TB %.2f %.2f TR\n", (72.0 + (2 * symbol->border_width)) * scaler, textoffset * scaler, 0.0, symbol->border_width * scaler);
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fprintf(feps, "%.2f %.2f TB %.2f %.2f TR\n", (72.0 + (2 * symbol->border_width)) * scaler, textoffset * scaler, (74.0 + xoffset + xoffset - symbol->border_width) * scaler, symbol->border_width * scaler);
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}
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fprintf(feps, "TE\n");
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fprintf(feps, "%.2f %.2f %.2f setrgbcolor\n", red_ink, green_ink, blue_ink);
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fprintf(feps, "%.2f %.2f %.2f setrgbcolor\n", red_ink, green_ink, blue_ink);
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@ -269,13 +255,13 @@ int ps_plot(struct zint_symbol *symbol)
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}
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}
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}
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}
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}
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if(symbol->symbology != BARCODE_MAXICODE) {
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/* everything else uses rectangles (or squares) */
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/* Works from the bottom of the symbol up */
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int addon_latch = 0;
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for(r = 0; r < symbol->rows; r++) {
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this_row = symbol->rows - r - 1; /* invert r otherwise plots upside down */
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if(symbol->row_height[this_row] == 0) {
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@ -292,7 +278,7 @@ int ps_plot(struct zint_symbol *symbol)
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}
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}
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row_posn += (textoffset + yoffset);
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fprintf(feps, "TE\n");
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fprintf(feps, "%.2f %.2f %.2f setrgbcolor\n", red_ink, green_ink, blue_ink);
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fprintf(feps, "%.2f %.2f ", row_height * scaler, row_posn * scaler);
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@ -302,7 +288,7 @@ int ps_plot(struct zint_symbol *symbol)
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} else {
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latch = 0;
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}
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do {
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block_width = 0;
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do {
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@ -314,8 +300,8 @@ int ps_plot(struct zint_symbol *symbol)
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fprintf(feps, "%.2f %.2f ", (row_height - 5.0) * scaler, (row_posn - 5.0) * scaler);
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addon_text_posn = row_posn + row_height - 8.0;
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addon_latch = 1;
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}
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if(latch == 1) {
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}
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if(latch == 1) {
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/* a bar */
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fprintf(feps, "TB %.2f %.2f TR\n", (i + xoffset) * scaler, block_width * scaler);
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latch = 0;
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@ -324,7 +310,7 @@ int ps_plot(struct zint_symbol *symbol)
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latch = 1;
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}
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i += block_width;
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} while (i < symbol->width);
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}
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}
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@ -381,7 +367,7 @@ int ps_plot(struct zint_symbol *symbol)
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fprintf(feps, "setmatrix\n");
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textdone = 1;
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switch(strlen(addon)) {
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case 2:
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case 2:
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fprintf(feps, "matrix currentmatrix\n");
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fprintf(feps, "/Helvetica findfont\n");
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fprintf(feps, "%.2f scalefont setfont\n", 11.0 * scaler);
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@ -464,7 +450,7 @@ int ps_plot(struct zint_symbol *symbol)
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fprintf(feps, "setmatrix\n");
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textdone = 1;
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switch(strlen(addon)) {
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case 2:
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case 2:
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fprintf(feps, "matrix currentmatrix\n");
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fprintf(feps, "/Helvetica findfont\n");
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fprintf(feps, "%.2f scalefont setfont\n", 11.0 * scaler);
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@ -492,7 +478,7 @@ int ps_plot(struct zint_symbol *symbol)
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break;
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}
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}
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}
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if (((symbol->symbology == BARCODE_UPCA) && (symbol->rows == 1)) || (symbol->symbology == BARCODE_UPCA_CC)) {
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/* guard bar extensions and text formatting for UPCA */
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@ -500,7 +486,7 @@ int ps_plot(struct zint_symbol *symbol)
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fprintf(feps, "%.2f %.2f %.2f setrgbcolor\n", red_ink, green_ink, blue_ink);
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fprintf(feps, "%.2f %.2f ", 5.0 * scaler, (4.0 + yoffset) * scaler);
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latch = 1;
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i = 0 + comp_offset;
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do {
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block_width = 0;
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@ -592,7 +578,7 @@ int ps_plot(struct zint_symbol *symbol)
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fprintf(feps, "setmatrix\n");
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textdone = 1;
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switch(strlen(addon)) {
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case 2:
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case 2:
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fprintf(feps, "matrix currentmatrix\n");
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fprintf(feps, "/Helvetica findfont\n");
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fprintf(feps, "%.2f scalefont setfont\n", 11.0 * scaler);
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@ -618,7 +604,7 @@ int ps_plot(struct zint_symbol *symbol)
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break;
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}
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}
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}
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if (((symbol->symbology == BARCODE_UPCE) && (symbol->rows == 1)) || (symbol->symbology == BARCODE_UPCE_CC)) {
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/* guard bar extensions and text formatting for UPCE */
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@ -672,7 +658,7 @@ int ps_plot(struct zint_symbol *symbol)
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fprintf(feps, "setmatrix\n");
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textdone = 1;
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switch(strlen(addon)) {
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case 2:
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case 2:
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fprintf(feps, "matrix currentmatrix\n");
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fprintf(feps, "/Helvetica findfont\n");
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fprintf(feps, "%.2f scalefont setfont\n", 11.0 * scaler);
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@ -728,12 +714,12 @@ int ps_plot(struct zint_symbol *symbol)
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/* side bars */
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fprintf(feps, "TE\n");
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fprintf(feps, "%.2f %.2f %.2f setrgbcolor\n", red_ink, green_ink, blue_ink);
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fprintf(feps, "%.2f %.2f TB %.2f %.2f TR\n", (symbol->height + (2 * symbol->border_width)) * scaler, textoffset * scaler, 0.0, symbol->border_width * scaler);
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fprintf(feps, "%.2f %.2f TB %.2f %.2f TR\n", (symbol->height + (2 * symbol->border_width)) * scaler, textoffset * scaler, 0.0, symbol->border_width * scaler);
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fprintf(feps, "%.2f %.2f TB %.2f %.2f TR\n", (symbol->height + (2 * symbol->border_width)) * scaler, textoffset * scaler, (symbol->width + xoffset + xoffset - symbol->border_width) * scaler, symbol->border_width * scaler);
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}
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break;
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}
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/* Put the human readable text at the bottom */
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if(plot_text && (textdone == 0)) {
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fprintf(feps, "TE\n");
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@ -750,12 +736,16 @@ int ps_plot(struct zint_symbol *symbol)
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fprintf(feps, "setmatrix\n");
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}
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fprintf(feps, "\nshowpage\n");
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fclose(feps);
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if(symbol->output_options & BARCODE_STDOUT) {
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fflush(feps);
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} else {
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fclose(feps);
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}
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if (locale)
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setlocale(LC_ALL, locale);
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return error_number;
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}
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