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946 lines
35 KiB
C
946 lines
35 KiB
C
/* raster.c - Handles output to raster files */
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/*
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libzint - the open source barcode library
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Copyright (C) 2009-2016 Robin Stuart <rstuart114@gmail.com>
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. Neither the name of the project nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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SUCH DAMAGE.
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*/
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#include <stdio.h>
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#ifdef _MSC_VER
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#include <fcntl.h>
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#include <io.h>
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#endif
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#include <stdlib.h>
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#include <string.h>
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#include "common.h"
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#ifdef _MSC_VER
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#include <malloc.h>
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#endif /* _MSC_VER */
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#include "maxihex.h" /* Maxicode shapes */
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#include "font.h" /* Font for human readable text */
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#ifndef NO_PNG
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extern int png_pixel_plot(struct zint_symbol *symbol, int image_height, int image_width, char *pixelbuf, int rotate_angle);
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#endif /* NO_PNG */
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extern int bmp_pixel_plot(struct zint_symbol *symbol, int image_height, int image_width, char *pixelbuf, int rotate_angle);
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extern int pcx_pixel_plot(struct zint_symbol *symbol, int image_height, int image_width, char *pixelbuf, int rotate_angle);
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extern int gif_pixel_plot(struct zint_symbol *symbol, int image_height, int image_width, char *pixelbuf, int rotate_angle);
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int save_raster_image_to_file(struct zint_symbol *symbol, int image_height, int image_width, char *pixelbuf, int rotate_angle, int image_type) {
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int error_number;
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switch (image_type) {
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case OUT_PNG_FILE:
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#ifndef NO_PNG
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error_number = png_pixel_plot(symbol, image_height, image_width, pixelbuf, rotate_angle);
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#else
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return ZINT_ERROR_INVALID_OPTION;
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#endif
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break;
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case OUT_PCX_FILE:
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error_number = pcx_pixel_plot(symbol, image_height, image_width, pixelbuf, rotate_angle);
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break;
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case OUT_GIF_FILE:
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error_number = gif_pixel_plot(symbol, image_height, image_width, pixelbuf, rotate_angle);
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break;
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default:
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error_number = bmp_pixel_plot(symbol, image_height, image_width, pixelbuf, rotate_angle);
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break;
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}
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return error_number;
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}
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void draw_bar(char *pixelbuf, int xpos, int xlen, int ypos, int ylen, int image_width, int image_height) {
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/* Draw a rectangle */
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int i, j, png_ypos;
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png_ypos = image_height - ypos - ylen;
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/* This fudge is needed because EPS measures height from the bottom up but
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PNG measures y position from the top down */
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for (i = (xpos); i < (xpos + xlen); i++) {
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for (j = (png_ypos); j < (png_ypos + ylen); j++) {
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*(pixelbuf + (image_width * j) + i) = '1';
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}
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}
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}
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int bullseye_pixel(int row, int col) {
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int block_val, block_pos, return_val;
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block_val = bullseye_compressed[(row * 12) + (col / 8)];
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return_val = 0;
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block_pos = col % 8;
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if (block_val & (0x80 >> block_pos)) {
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return_val = 1;
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}
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return return_val;
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}
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void draw_bullseye(char *pixelbuf, int image_width, int xoffset, int yoffset) {
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/* Central bullseye in Maxicode symbols */
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int i, j;
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for (j = 103; j < 196; j++) {
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for (i = 0; i < 93; i++) {
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if (bullseye_pixel(j - 103, i)) {
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/* if(bullseye[(((j - 103) * 93) + i)] == 1) { */
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*(pixelbuf + (image_width * j) + (image_width * yoffset) + i + 99 + xoffset) = '1';
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}
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}
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}
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}
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void draw_hexagon(char *pixelbuf, int image_width, int xposn, int yposn) {
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/* Put a hexagon into the pixel buffer */
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int i, j;
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for (i = 0; i < 12; i++) {
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for (j = 0; j < 10; j++) {
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if (hexagon[(i * 10) + j] == 1) {
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*(pixelbuf + (image_width * i) + (image_width * yposn) + xposn + j) = '1';
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}
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}
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}
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}
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void draw_letter(char *pixelbuf, unsigned char letter, int xposn, int yposn, int textflags, int image_width, int image_height) {
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/* Put a letter into a position */
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int skip, x, y, glyph_no, max_x, max_y;
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skip = 0;
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if (letter < 33) {
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skip = 1;
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}
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if ((letter > 127) && (letter < 161)) {
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skip = 1;
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}
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if (xposn < 0 || yposn < 0) {
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skip = 1;
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}
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if (skip == 0) {
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if (letter > 128) {
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glyph_no = letter - 66;
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} else {
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glyph_no = letter - 33;
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}
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switch (textflags) {
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case 1: // small font 5x9
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max_x = 5;
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max_y = 9;
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if (xposn + max_x >= image_width) {
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max_x = image_width - xposn - 1;
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}
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if (yposn + max_y >= image_height) {
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max_y = image_height - yposn - 1;
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}
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for (y = 0; y < max_y; y++) {
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for (x = 0; x < max_x; x++) {
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if (small_font[(glyph_no * 9) + y] & (0x10 >> x)) {
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*(pixelbuf + (y * image_width) + (yposn * image_width) + xposn + x) = '1';
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}
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}
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}
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break;
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case 2: // bold font -> twice the regular font
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{
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char * linePtr;
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max_x = 7;
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max_y = 14;
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if (xposn + max_x + 1 >= image_width) {
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max_x = image_width - xposn - 2;
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}
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if (yposn + max_y >= image_height) {
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max_y = image_height - yposn - 1;
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}
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linePtr = pixelbuf + (yposn * image_width) + xposn + 1;
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for (y = 0; y < max_y; y++) {
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char * pixelPtr = linePtr;
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int extra_dot = 0;
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for (x = 0; x < 7; x++) {
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if (ascii_font[(glyph_no * 14) + y] & (0x40 >> x)) {
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*pixelPtr = '1';
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extra_dot = 1;
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} else {
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if (extra_dot) {
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*pixelPtr = '1';
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}
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extra_dot = 0;
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}
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++pixelPtr;
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}
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if (extra_dot) {
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*pixelPtr = '1';
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}
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linePtr += image_width;
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}
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}
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break;
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default: // regular font 7x15
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max_x = 7;
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max_y = 14;
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if (xposn + max_x >= image_width) {
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max_x = image_width - xposn - 1;
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}
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if (yposn + max_y >= image_height) {
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max_y = image_height - yposn - 1;
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}
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for (y = 0; y < max_y; y++) {
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for (x = 0; x < 7; x++) {
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if (ascii_font[(glyph_no * 14) + y] & (0x40 >> x)) {
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*(pixelbuf + (y * image_width) + (yposn * image_width) + xposn + x) = '1';
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}
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}
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}
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break;
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}
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}
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}
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/* Plot a string into the pixel buffer */
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void draw_string(char *pixbuf, char input_string[], int xposn, int yposn, int textflags, int image_width, int image_height) {
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int i, string_length, string_left_hand, letter_width = 7;
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switch (textflags) {
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case 1: // small font 5x9
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letter_width = 5;
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break;
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case 2: // bold font -> width of the regular font + 1 extra dot + 1 extra space
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letter_width = 9;
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break;
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default: // regular font 7x15
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letter_width = 7;
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break;
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}
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string_length = strlen(input_string);
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string_left_hand = xposn - ((letter_width * string_length) / 2);
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for (i = 0; i < string_length; i++) {
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draw_letter(pixbuf, input_string[i], string_left_hand + (i * letter_width), yposn, textflags, image_width, image_height);
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}
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}
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int plot_raster_maxicode(struct zint_symbol *symbol, int rotate_angle, int data_type) {
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int i, row, column, xposn, yposn;
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int image_height, image_width;
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char *pixelbuf;
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int error_number;
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int xoffset, yoffset;
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float scaler = symbol->scale;
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char *scaled_pixelbuf;
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int horiz, vert;
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int scale_width, scale_height;
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xoffset = symbol->border_width + symbol->whitespace_width;
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yoffset = symbol->border_width;
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image_width = 300 + (2 * xoffset * 2);
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image_height = 300 + (2 * yoffset * 2);
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if (!(pixelbuf = (char *) malloc(image_width * image_height))) {
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printf("Insufficient memory for pixel buffer");
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return ZINT_ERROR_ENCODING_PROBLEM;
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} else {
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for (i = 0; i < (image_width * image_height); i++) {
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*(pixelbuf + i) = '0';
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}
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}
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draw_bullseye(pixelbuf, image_width, (2 * xoffset), (2 * yoffset));
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for (row = 0; row < symbol->rows; row++) {
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yposn = row * 9;
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for (column = 0; column < symbol->width; column++) {
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xposn = column * 10;
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if (module_is_set(symbol, row, column)) {
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if (row & 1) {
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/* Odd (reduced) row */
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xposn += 5;
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draw_hexagon(pixelbuf, image_width, xposn + (2 * xoffset), yposn + (2 * yoffset));
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} else {
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/* Even (full) row */
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draw_hexagon(pixelbuf, image_width, xposn + (2 * xoffset), yposn + (2 * yoffset));
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}
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}
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}
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}
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if ((symbol->output_options & BARCODE_BOX) || (symbol->output_options & BARCODE_BIND)) {
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/* boundary bars */
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draw_bar(pixelbuf, 0, image_width, 0, symbol->border_width * 2, image_width, image_height);
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draw_bar(pixelbuf, 0, image_width, 300 + (symbol->border_width * 2), symbol->border_width * 2, image_width, image_height);
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}
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if (symbol->output_options & BARCODE_BOX) {
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/* side bars */
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draw_bar(pixelbuf, 0, symbol->border_width * 2, 0, image_height, image_width, image_height);
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draw_bar(pixelbuf, 300 + ((symbol->border_width + symbol->whitespace_width + symbol->whitespace_width) * 2), symbol->border_width * 2, 0, image_height, image_width, image_height);
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}
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if (scaler == 0) {
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scaler = 0.5;
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}
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scale_width = image_width * scaler;
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scale_height = image_height * scaler;
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/* Apply scale options by creating another pixel buffer */
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if (!(scaled_pixelbuf = (char *) malloc(scale_width * scale_height))) {
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printf("Insufficient memory for pixel buffer");
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return ZINT_ERROR_ENCODING_PROBLEM;
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} else {
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for (i = 0; i < (scale_width * scale_height); i++) {
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*(scaled_pixelbuf + i) = '0';
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}
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}
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for (vert = 0; vert < scale_height; vert++) {
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for (horiz = 0; horiz < scale_width; horiz++) {
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*(scaled_pixelbuf + (vert * scale_width) + horiz) = *(pixelbuf + ((int) (vert / scaler) * image_width) + (int) (horiz / scaler));
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}
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}
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error_number = save_raster_image_to_file(symbol, scale_height, scale_width, scaled_pixelbuf, rotate_angle, data_type);
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free(scaled_pixelbuf);
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free(pixelbuf);
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return error_number;
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}
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/* Convert UTF-8 to Latin1 Codepage for the interpretation line */
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void to_latin1(unsigned char source[], unsigned char preprocessed[]) {
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int j, i, input_length;
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input_length = ustrlen(source);
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j = 0;
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i = 0;
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while (i < input_length) {
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switch (source[i]) {
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case 0xC2:
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/* UTF-8 C2xxh */
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/* Character range: C280h (latin: 80h) to C2BFh (latin: BFh) */
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i++;
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preprocessed[j] = source[i];
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j++;
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break;
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case 0xC3:
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/* UTF-8 C3xx */
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/* Character range: C380h (latin: C0h) to C3BFh (latin: FFh) */
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i++;
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preprocessed[j] = source[i] + 64;
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j++;
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break;
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default:
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/* Process ASCII (< 80h), all other unicode points are ignored */
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if (source[i] < 128) {
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preprocessed[j] = source[i];
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j++;
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}
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break;
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}
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i++;
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}
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preprocessed[j] = '\0';
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return;
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}
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void draw_circle(char *pixelbuf, int image_width, int image_height, int x0, int y0, int radius) {
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int x, y;
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for (y = -radius; y <= radius; y++) {
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for (x = -radius; x <= radius; x++) {
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if ((x * x) + (y * y) <= (radius * radius)) {
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if ((y + y0 >= 0) && (y + y0 < image_height)
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&& (x + x0 >= 0) && (x + x0 < image_width)) {
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*(pixelbuf + ((y + y0) * image_width) + (x + x0)) = '1';
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}
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}
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}
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}
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}
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int plot_raster_dotty(struct zint_symbol *symbol, int rotate_angle, int data_type) {
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float scaler = 2 * symbol->scale;
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char *scaled_pixelbuf;
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int r, i;
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int scale_width, scale_height;
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int error_number = 0;
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int xoffset, yoffset, image_width, image_height;
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symbol->height = symbol->rows; // This is true because only 2d matrix symbols are processed here
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xoffset = symbol->border_width + symbol->whitespace_width;
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yoffset = symbol->border_width;
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image_width = symbol->width + xoffset + xoffset;
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image_height = symbol->height + yoffset + yoffset;
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if (scaler < 2.0) {
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scaler = 2.0;
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}
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scale_width = (image_width * scaler) + 1;
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scale_height = (image_height * scaler) + 1;
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/* Apply scale options by creating another pixel buffer */
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if (!(scaled_pixelbuf = (char *) malloc(scale_width * scale_height))) {
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printf("Insufficient memory for pixel buffer");
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return ZINT_ERROR_ENCODING_PROBLEM;
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} else {
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for (i = 0; i < (scale_width * scale_height); i++) {
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*(scaled_pixelbuf + i) = '0';
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}
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}
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/* Plot the body of the symbol to the pixel buffer */
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for (r = 0; r < symbol->rows; r++) {
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for (i = 0; i < symbol->width; i++) {
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if (module_is_set(symbol, r, i)) {
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draw_circle(scaled_pixelbuf, scale_width, scale_height,
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(int) ((i + xoffset) * scaler) + (scaler / 2.0),
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(int) ((r + yoffset) * scaler) + (scaler / 2.0),
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(int) (scaler / 2.0));
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}
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}
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}
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error_number = save_raster_image_to_file(symbol, scale_height, scale_width, scaled_pixelbuf, rotate_angle, data_type);
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free(scaled_pixelbuf);
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return error_number;
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}
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int plot_raster_default(struct zint_symbol *symbol, int rotate_angle, int data_type) {
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int textdone, main_width, comp_offset, large_bar_count;
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char textpart[10], addon[6];
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float addon_text_posn, preset_height, large_bar_height;
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int i, r, textoffset, yoffset, xoffset, latch, image_width, image_height;
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char *pixelbuf;
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int addon_latch = 0, textflags = 0;
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int this_row, block_width, plot_height, plot_yposn, textpos;
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float row_height, row_posn;
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int error_number;
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int default_text_posn;
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int next_yposn;
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float scaler = symbol->scale;
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char *scaled_pixelbuf;
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int horiz, vert;
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int scale_width, scale_height;
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#ifndef _MSC_VER
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unsigned char local_text[ustrlen(symbol->text) + 1];
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#else
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unsigned char* local_text = (unsigned char*) _alloca(ustrlen(symbol->text) + 1);
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#endif
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if (symbol->show_hrt != 0) {
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/* Copy text from symbol */
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|
to_latin1(symbol->text, local_text);
|
|
} else {
|
|
/* No text needed */
|
|
switch (symbol->symbology) {
|
|
case BARCODE_EANX:
|
|
case BARCODE_EANX_CC:
|
|
case BARCODE_ISBNX:
|
|
case BARCODE_UPCA:
|
|
case BARCODE_UPCE:
|
|
case BARCODE_UPCA_CC:
|
|
case BARCODE_UPCE_CC:
|
|
/* For these symbols use dummy text to ensure formatting is done
|
|
* properly even if no text is required */
|
|
for (i = 0; i < ustrlen(symbol->text); i++) {
|
|
if (symbol->text[i] == '+') {
|
|
local_text[i] = '+';
|
|
} else {
|
|
local_text[i] = ' ';
|
|
}
|
|
local_text[ustrlen(symbol->text)] = '\0';
|
|
}
|
|
break;
|
|
default:
|
|
/* For everything else, just remove the text */
|
|
local_text[0] = '\0';
|
|
break;
|
|
}
|
|
}
|
|
|
|
textdone = 0;
|
|
main_width = symbol->width;
|
|
strcpy(addon, "");
|
|
comp_offset = 0;
|
|
addon_text_posn = 0.0;
|
|
row_height = 0;
|
|
if (symbol->output_options & SMALL_TEXT) {
|
|
textflags = 1;
|
|
} else if (symbol->output_options & BOLD_TEXT) {
|
|
textflags = 2;
|
|
}
|
|
|
|
if (symbol->height == 0) {
|
|
symbol->height = 50;
|
|
}
|
|
|
|
large_bar_count = 0;
|
|
preset_height = 0.0;
|
|
for (i = 0; i < symbol->rows; i++) {
|
|
preset_height += symbol->row_height[i];
|
|
if (symbol->row_height[i] == 0) {
|
|
large_bar_count++;
|
|
}
|
|
}
|
|
|
|
if (large_bar_count == 0) {
|
|
symbol->height = preset_height;
|
|
large_bar_height = 10;
|
|
} else {
|
|
large_bar_height = (symbol->height - preset_height) / large_bar_count;
|
|
}
|
|
|
|
while (!(module_is_set(symbol, symbol->rows - 1, comp_offset))) {
|
|
comp_offset++;
|
|
}
|
|
|
|
/* Certain symbols need whitespace otherwise characters get chopped off the sides */
|
|
if ((((symbol->symbology == BARCODE_EANX) && (symbol->rows == 1)) || (symbol->symbology == BARCODE_EANX_CC))
|
|
|| (symbol->symbology == BARCODE_ISBNX)) {
|
|
switch (ustrlen(local_text)) {
|
|
case 13: /* EAN 13 */
|
|
case 16:
|
|
case 19:
|
|
if (symbol->whitespace_width == 0) {
|
|
symbol->whitespace_width = 10;
|
|
}
|
|
main_width = 96 + comp_offset;
|
|
break;
|
|
default:
|
|
main_width = 68 + comp_offset;
|
|
}
|
|
}
|
|
|
|
if (((symbol->symbology == BARCODE_UPCA) && (symbol->rows == 1)) || (symbol->symbology == BARCODE_UPCA_CC)) {
|
|
if (symbol->whitespace_width == 0) {
|
|
symbol->whitespace_width = 10;
|
|
main_width = 96 + comp_offset;
|
|
}
|
|
}
|
|
|
|
if (((symbol->symbology == BARCODE_UPCE) && (symbol->rows == 1)) || (symbol->symbology == BARCODE_UPCE_CC)) {
|
|
if (symbol->whitespace_width == 0) {
|
|
symbol->whitespace_width = 10;
|
|
main_width = 51 + comp_offset;
|
|
}
|
|
}
|
|
|
|
latch = 0;
|
|
r = 0;
|
|
/* Isolate add-on text */
|
|
if (is_extendable(symbol->symbology)) {
|
|
for (i = 0; i < ustrlen(local_text); i++) {
|
|
if (latch == 1) {
|
|
addon[r] = local_text[i];
|
|
r++;
|
|
}
|
|
if (symbol->text[i] == '+') {
|
|
latch = 1;
|
|
}
|
|
}
|
|
}
|
|
addon[r] = '\0';
|
|
|
|
if (ustrlen(local_text) != 0) {
|
|
textoffset = 9;
|
|
} else {
|
|
textoffset = 0;
|
|
}
|
|
|
|
xoffset = symbol->border_width + symbol->whitespace_width;
|
|
yoffset = symbol->border_width;
|
|
image_width = 2 * (symbol->width + xoffset + xoffset);
|
|
image_height = 2 * (symbol->height + textoffset + yoffset + yoffset);
|
|
|
|
if (!(pixelbuf = (char *) malloc(image_width * image_height))) {
|
|
printf("Insufficient memory for pixel buffer");
|
|
return ZINT_ERROR_ENCODING_PROBLEM;
|
|
} else {
|
|
for (i = 0; i < (image_width * image_height); i++) {
|
|
*(pixelbuf + i) = '0';
|
|
}
|
|
}
|
|
|
|
if ((symbol->output_options & BARCODE_BOX) || (symbol->output_options & BARCODE_BIND)) {
|
|
default_text_posn = image_height - 17;
|
|
} else {
|
|
default_text_posn = image_height - 17 - symbol->border_width - symbol->border_width;
|
|
}
|
|
|
|
row_posn = textoffset + yoffset;
|
|
next_yposn = textoffset + yoffset;
|
|
row_height = 0;
|
|
|
|
/* Plot the body of the symbol to the pixel buffer */
|
|
for (r = 0; r < symbol->rows; r++) {
|
|
this_row = symbol->rows - r - 1; /* invert r otherwise plots upside down */
|
|
row_posn += row_height;
|
|
plot_yposn = next_yposn;
|
|
if (symbol->row_height[this_row] == 0) {
|
|
row_height = large_bar_height;
|
|
} else {
|
|
row_height = symbol->row_height[this_row];
|
|
}
|
|
next_yposn = (int) (row_posn + row_height);
|
|
plot_height = next_yposn - plot_yposn;
|
|
|
|
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 == 0) && (i > main_width)) {
|
|
plot_height = (int) (row_height - 5.0);
|
|
plot_yposn = (int) (row_posn - 5.0);
|
|
addon_text_posn = row_posn + row_height - 8.0;
|
|
addon_latch = 1;
|
|
}
|
|
if (latch == 1) {
|
|
/* a bar */
|
|
draw_bar(pixelbuf, (i + xoffset) * 2, block_width * 2, plot_yposn * 2, plot_height * 2, image_width, image_height);
|
|
latch = 0;
|
|
} else {
|
|
/* a space */
|
|
latch = 1;
|
|
}
|
|
i += block_width;
|
|
|
|
} while (i < symbol->width);
|
|
}
|
|
|
|
xoffset += comp_offset;
|
|
|
|
if ((((symbol->symbology == BARCODE_EANX) && (symbol->rows == 1)) || (symbol->symbology == BARCODE_EANX_CC)) || (symbol->symbology == BARCODE_ISBNX)) {
|
|
/* guard bar extensions and text formatting for EAN8 and EAN13 */
|
|
switch (ustrlen(local_text)) {
|
|
case 8: /* EAN-8 */
|
|
case 11:
|
|
case 14:
|
|
draw_bar(pixelbuf, (0 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (2 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (32 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (34 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (64 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (66 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
for (i = 0; i < 4; i++) {
|
|
textpart[i] = local_text[i];
|
|
}
|
|
textpart[4] = '\0';
|
|
textpos = 2 * (17 + xoffset);
|
|
|
|
draw_string(pixelbuf, textpart, textpos, default_text_posn, textflags, image_width, image_height);
|
|
for (i = 0; i < 4; i++) {
|
|
textpart[i] = local_text[i + 4];
|
|
}
|
|
textpart[4] = '\0';
|
|
textpos = 2 * (50 + xoffset);
|
|
draw_string(pixelbuf, textpart, textpos, default_text_posn, textflags, image_width, image_height);
|
|
textdone = 1;
|
|
switch (strlen(addon)) {
|
|
case 2:
|
|
textpos = 2 * (xoffset + 86);
|
|
draw_string(pixelbuf, addon, textpos, image_height - (addon_text_posn * 2) - 13, textflags, image_width, image_height);
|
|
break;
|
|
case 5:
|
|
textpos = 2 * (xoffset + 100);
|
|
draw_string(pixelbuf, addon, textpos, image_height - (addon_text_posn * 2) - 13, textflags, image_width, image_height);
|
|
break;
|
|
}
|
|
|
|
break;
|
|
case 13: /* EAN 13 */
|
|
case 16:
|
|
case 19:
|
|
draw_bar(pixelbuf, (0 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (2 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (46 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (48 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (92 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (94 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
|
|
textpart[0] = local_text[0];
|
|
textpart[1] = '\0';
|
|
textpos = 2 * (-7 + xoffset);
|
|
draw_string(pixelbuf, textpart, textpos, default_text_posn, textflags, image_width, image_height);
|
|
for (i = 0; i < 6; i++) {
|
|
textpart[i] = local_text[i + 1];
|
|
}
|
|
textpart[6] = '\0';
|
|
textpos = 2 * (24 + xoffset);
|
|
draw_string(pixelbuf, textpart, textpos, default_text_posn, textflags, image_width, image_height);
|
|
for (i = 0; i < 6; i++) {
|
|
textpart[i] = local_text[i + 7];
|
|
}
|
|
textpart[6] = '\0';
|
|
textpos = 2 * (71 + xoffset);
|
|
draw_string(pixelbuf, textpart, textpos, default_text_posn, textflags, image_width, image_height);
|
|
textdone = 1;
|
|
switch (strlen(addon)) {
|
|
case 2:
|
|
textpos = 2 * (xoffset + 114);
|
|
draw_string(pixelbuf, addon, textpos, image_height - (addon_text_posn * 2) - 13, textflags, image_width, image_height);
|
|
break;
|
|
case 5:
|
|
textpos = 2 * (xoffset + 128);
|
|
draw_string(pixelbuf, addon, textpos, image_height - (addon_text_posn * 2) - 13, textflags, image_width, image_height);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
}
|
|
}
|
|
|
|
if (((symbol->symbology == BARCODE_UPCA) && (symbol->rows == 1)) || (symbol->symbology == BARCODE_UPCA_CC)) {
|
|
/* guard bar extensions and text formatting for UPCA */
|
|
latch = 1;
|
|
|
|
i = 0 + comp_offset;
|
|
do {
|
|
block_width = 0;
|
|
do {
|
|
block_width++;
|
|
} while (module_is_set(symbol, symbol->rows - 1, i + block_width) == module_is_set(symbol, symbol->rows - 1, i));
|
|
if (latch == 1) {
|
|
/* a bar */
|
|
draw_bar(pixelbuf, (i + xoffset - comp_offset) * 2, block_width * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
latch = 0;
|
|
} else {
|
|
/* a space */
|
|
latch = 1;
|
|
}
|
|
i += block_width;
|
|
} while (i < 11 + comp_offset);
|
|
draw_bar(pixelbuf, (46 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (48 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
latch = 1;
|
|
i = 85 + comp_offset;
|
|
do {
|
|
block_width = 0;
|
|
do {
|
|
block_width++;
|
|
} while (module_is_set(symbol, symbol->rows - 1, i + block_width) == module_is_set(symbol, symbol->rows - 1, i));
|
|
if (latch == 1) {
|
|
/* a bar */
|
|
draw_bar(pixelbuf, (i + xoffset - comp_offset) * 2, block_width * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
latch = 0;
|
|
} else {
|
|
/* a space */
|
|
latch = 1;
|
|
}
|
|
i += block_width;
|
|
} while (i < 96 + comp_offset);
|
|
textpart[0] = local_text[0];
|
|
textpart[1] = '\0';
|
|
textpos = 2 * (-5 + xoffset);
|
|
draw_string(pixelbuf, textpart, textpos, default_text_posn, textflags, image_width, image_height);
|
|
for (i = 0; i < 5; i++) {
|
|
textpart[i] = local_text[i + 1];
|
|
}
|
|
textpart[5] = '\0';
|
|
textpos = 2 * (27 + xoffset);
|
|
draw_string(pixelbuf, textpart, textpos, default_text_posn, textflags, image_width, image_height);
|
|
for (i = 0; i < 5; i++) {
|
|
textpart[i] = local_text[i + 6];
|
|
}
|
|
textpart[6] = '\0';
|
|
textpos = 2 * (68 + xoffset);
|
|
draw_string(pixelbuf, textpart, textpos, default_text_posn, textflags, image_width, image_height);
|
|
textpart[0] = local_text[11];
|
|
textpart[1] = '\0';
|
|
textpos = 2 * (100 + xoffset);
|
|
draw_string(pixelbuf, textpart, textpos, default_text_posn, textflags, image_width, image_height);
|
|
textdone = 1;
|
|
switch (strlen(addon)) {
|
|
case 2:
|
|
textpos = 2 * (xoffset + 116);
|
|
draw_string(pixelbuf, addon, textpos, image_height - (addon_text_posn * 2) - 13, textflags, image_width, image_height);
|
|
break;
|
|
case 5:
|
|
textpos = 2 * (xoffset + 130);
|
|
draw_string(pixelbuf, addon, textpos, image_height - (addon_text_posn * 2) - 13, textflags, image_width, image_height);
|
|
break;
|
|
}
|
|
|
|
}
|
|
|
|
if (((symbol->symbology == BARCODE_UPCE) && (symbol->rows == 1)) || (symbol->symbology == BARCODE_UPCE_CC)) {
|
|
/* guard bar extensions and text formatting for UPCE */
|
|
draw_bar(pixelbuf, (0 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (2 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (46 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (48 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (50 + xoffset) * 2, 1 * 2, (4 + (int) yoffset) * 2, 5 * 2, image_width, image_height);
|
|
|
|
textpart[0] = local_text[0];
|
|
textpart[1] = '\0';
|
|
textpos = 2 * (-5 + xoffset);
|
|
draw_string(pixelbuf, textpart, textpos, default_text_posn, textflags, image_width, image_height);
|
|
for (i = 0; i < 6; i++) {
|
|
textpart[i] = local_text[i + 1];
|
|
}
|
|
textpart[6] = '\0';
|
|
textpos = 2 * (24 + xoffset);
|
|
draw_string(pixelbuf, textpart, textpos, default_text_posn, textflags, image_width, image_height);
|
|
textpart[0] = local_text[7];
|
|
textpart[1] = '\0';
|
|
textpos = 2 * (55 + xoffset);
|
|
draw_string(pixelbuf, textpart, textpos, default_text_posn, textflags, image_width, image_height);
|
|
textdone = 1;
|
|
switch (strlen(addon)) {
|
|
case 2:
|
|
textpos = 2 * (xoffset + 70);
|
|
draw_string(pixelbuf, addon, textpos, image_height - (addon_text_posn * 2) - 13, textflags, image_width, image_height);
|
|
break;
|
|
case 5:
|
|
textpos = 2 * (xoffset + 84);
|
|
draw_string(pixelbuf, addon, textpos, image_height - (addon_text_posn * 2) - 13, textflags, image_width, image_height);
|
|
break;
|
|
}
|
|
|
|
}
|
|
|
|
xoffset -= comp_offset;
|
|
|
|
/* Put boundary bars or box around symbol */
|
|
if ((symbol->output_options & BARCODE_BOX) || (symbol->output_options & BARCODE_BIND)) {
|
|
/* boundary bars */
|
|
draw_bar(pixelbuf, 0, (symbol->width + xoffset + xoffset) * 2, textoffset * 2, symbol->border_width * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, 0, (symbol->width + xoffset + xoffset) * 2, (textoffset + symbol->height + symbol->border_width) * 2, symbol->border_width * 2, image_width, image_height);
|
|
if ((symbol->output_options & BARCODE_BIND) != 0) {
|
|
if ((symbol->rows > 1) && (is_stackable(symbol->symbology) == 1)) {
|
|
/* row binding */
|
|
for (r = 1; r < symbol->rows; r++) {
|
|
draw_bar(pixelbuf, xoffset * 2, symbol->width * 2, ((r * row_height) + textoffset + yoffset - 1) * 2, 2 * 2, image_width, image_height);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (symbol->output_options & BARCODE_BOX) {
|
|
/* side bars */
|
|
draw_bar(pixelbuf, 0, symbol->border_width * 2, textoffset * 2, (symbol->height + (2 * symbol->border_width)) * 2, image_width, image_height);
|
|
draw_bar(pixelbuf, (symbol->width + xoffset + xoffset - symbol->border_width) * 2, symbol->border_width * 2, textoffset * 2, (symbol->height + (2 * symbol->border_width)) * 2, image_width, image_height);
|
|
}
|
|
|
|
/* Put the human readable text at the bottom */
|
|
if ((textdone == 0) && (ustrlen(local_text) != 0)) {
|
|
textpos = (image_width / 2);
|
|
draw_string(pixelbuf, (char*) local_text, textpos, default_text_posn, textflags, image_width, image_height);
|
|
}
|
|
|
|
|
|
if (scaler == 0) {
|
|
scaler = 0.5;
|
|
}
|
|
scale_width = image_width * scaler;
|
|
scale_height = image_height * scaler;
|
|
|
|
/* Apply scale options by creating another pixel buffer */
|
|
if (!(scaled_pixelbuf = (char *) malloc(scale_width * scale_height))) {
|
|
printf("Insufficient memory for pixel buffer");
|
|
return ZINT_ERROR_ENCODING_PROBLEM;
|
|
} else {
|
|
for (i = 0; i < (scale_width * scale_height); i++) {
|
|
*(scaled_pixelbuf + i) = '0';
|
|
}
|
|
}
|
|
|
|
for (vert = 0; vert < scale_height; vert++) {
|
|
for (horiz = 0; horiz < scale_width; horiz++) {
|
|
*(scaled_pixelbuf + (vert * scale_width) + horiz) = *(pixelbuf + ((int) (vert / scaler) * image_width) + (int) (horiz / scaler));
|
|
}
|
|
}
|
|
|
|
error_number = save_raster_image_to_file(symbol, scale_height, scale_width, scaled_pixelbuf, rotate_angle, data_type);
|
|
free(scaled_pixelbuf);
|
|
free(pixelbuf);
|
|
return error_number;
|
|
}
|
|
|
|
int plot_raster(struct zint_symbol *symbol, int rotate_angle, int file_type) {
|
|
int error;
|
|
|
|
#ifdef NO_PNG
|
|
if (file_type == OUT_PNG_FILE) {
|
|
return ZINT_ERROR_INVALID_OPTION;
|
|
}
|
|
#endif /* NO_PNG */
|
|
|
|
if (symbol->output_options & BARCODE_DOTTY_MODE) {
|
|
error = plot_raster_dotty(symbol, rotate_angle, file_type);
|
|
} else {
|
|
if (symbol->symbology == BARCODE_MAXICODE) {
|
|
error = plot_raster_maxicode(symbol, rotate_angle, file_type);
|
|
} else {
|
|
error = plot_raster_default(symbol, rotate_angle, file_type);
|
|
}
|
|
}
|
|
|
|
return error;
|
|
}
|