/*
** cg_cut_lines()
** Write the cut lines in a page.
*/
yerr_t cg_cut_lines(cg_t *carta, cg_deck_t *deck, cg_back_t back)
{
int i;
double color_luminance = 0;
/* hidden-ditch */
PDF_save(carta->p);
if ((back == BACK_NO && deck->ditch_odd) ||
(back != BACK_NO && deck->ditch_even))
{
unsigned int hex1, hex2, hex3;
double col1, col2, col3;
char *used_color = (back == BACK_NO) ? deck->ditch_odd : deck->ditch_even;
sscanf(used_color, "#%02x%02x%02x", &hex1, &hex2, &hex3);
col1 = (double)hex1 / 255;
col2 = (double)hex2 / 255;
col3 = (double)hex3 / 255;
color_luminance = (col1 * LUMINANCE_RED) + (col2 * LUMINANCE_GREEN) +
(col3 * LUMINANCE_BLUE);
PDF_setcolor(carta->p, "fill", "rgb", col1, col2, col3, 0.0);
PDF_rect(carta->p, YVAL2PT(deck->paper_margin_w) / 2.0,
YVAL2PT(deck->paper_margin_h) / 2.0,
YVAL2PT(deck->paper_width) - YVAL2PT(deck->paper_margin_w),
YVAL2PT(deck->paper_height) - YVAL2PT(deck->paper_margin_h));
PDF_fill(carta->p);
}
PDF_restore(carta->p);
/* external cut lines */
PDF_save(carta->p);
PDF_setcolor(carta->p, "fillstroke", "rgb", 0.0, 0.0, 0.0, 0.0);
for (i = 0; i <= deck->cols; ++i)
{
double x, y;
if (i == deck->cols && YVAL2PT(deck->space_width))
break ;
x = YVAL2PT(deck->paper_margin_w) + (i * YVAL2PT(deck->card_width)) +
(i * YVAL2PT(deck->space_width));
if (back == BACK_HEIGHT || back == BACK_WIDTH)
x = YVAL2PT(deck->paper_width) - YVAL2PT(deck->paper_margin_w) -
(i * YVAL2PT(deck->card_width)) - (i * YVAL2PT(deck->space_width));
y = 0.0;
PDF_moveto(carta->p, x, y);
y = YVAL2PT(deck->paper_margin_h) / 2.0;
PDF_lineto(carta->p, x, y);
y = YVAL2PT(deck->paper_height);
PDF_moveto(carta->p, x, y);
y = YVAL2PT(deck->paper_height) -
(YVAL2PT(deck->paper_margin_h) / 2.0);
PDF_lineto(carta->p, x, y);
/* second cut line - space between cards */
if (i < deck->cols && YVAL2PT(deck->space_width))
{
if (back == BACK_HEIGHT || back == BACK_WIDTH)
x -= YVAL2PT(deck->card_width);
else
x += YVAL2PT(deck->card_width);
y = 0.0;
PDF_moveto(carta->p, x, y);
y = YVAL2PT(deck->paper_margin_h) / 2.0;
PDF_lineto(carta->p, x, y);
y = YVAL2PT(deck->paper_height);
PDF_moveto(carta->p, x, y);
y = YVAL2PT(deck->paper_height) -
(YVAL2PT(deck->paper_margin_h) / 2.0);
PDF_lineto(carta->p, x, y);
}
}
for (i = 0; i <= deck->rows; ++i)
{
double x, y;
if (i == deck->rows && YVAL2PT(deck->space_height))
break ;
x = 0.0;
y = YVAL2PT(deck->paper_margin_h) + (i * YVAL2PT(deck->card_height)) +
(i * YVAL2PT(deck->space_height));
PDF_moveto(carta->p, x, y);
x = YVAL2PT(deck->paper_margin_w) / 2.0;
PDF_lineto(carta->p, x, y);
x = YVAL2PT(deck->paper_width);
PDF_moveto(carta->p, x, y);
x = YVAL2PT(deck->paper_width) -
(YVAL2PT(deck->paper_margin_w) / 2.0);
PDF_lineto(carta->p, x, y);
/* second cut line - space between cards */
if (i < deck->rows && YVAL2PT(deck->space_height))
{
x = 0.0;
y += YVAL2PT(deck->card_height);
PDF_moveto(carta->p, x, y);
x = YVAL2PT(deck->paper_margin_w) / 2.0;
PDF_lineto(carta->p, x, y);
x = YVAL2PT(deck->paper_width);
PDF_moveto(carta->p, x, y);
x = YVAL2PT(deck->paper_width) -
(YVAL2PT(deck->paper_margin_w) / 2.0);
PDF_lineto(carta->p, x, y);
}
}
PDF_stroke(carta->p);
PDF_restore(carta->p);
/* internal cut lines */
PDF_save(carta->p);
if (color_luminance >= LUMINANCE_THRESHOLD)
PDF_setcolor(carta->p, "fillstroke", "rgb", 0.0, 0.0, 0.0, 0.0);
else
PDF_setcolor(carta->p, "fillstroke", "rgb", 1.0, 1.0, 1.0, 0.0);
for (i = 0; i <= deck->cols; ++i)
{
double x, y;
if (i == deck->cols && YVAL2PT(deck->space_width))
break ;
x = YVAL2PT(deck->paper_margin_w) + (i * YVAL2PT(deck->card_width)) +
(i * YVAL2PT(deck->space_width));
if (back == BACK_HEIGHT || back == BACK_WIDTH)
x = YVAL2PT(deck->paper_width) - YVAL2PT(deck->paper_margin_w) -
(i * YVAL2PT(deck->card_width)) - (i * YVAL2PT(deck->space_width));
y = YVAL2PT(deck->paper_margin_h) / 2.0;
PDF_moveto(carta->p, x, y);
y = YVAL2PT(deck->paper_margin_h) * 2.0 / 3.0;
PDF_lineto(carta->p, x, y);
y = YVAL2PT(deck->paper_height) -
(YVAL2PT(deck->paper_margin_h) / 2.0);
PDF_moveto(carta->p, x, y);
y = YVAL2PT(deck->paper_height) -
(YVAL2PT(deck->paper_margin_h) * 2.0 / 3.0);
PDF_lineto(carta->p, x, y);
/* second cut line - space between cards */
if (i < deck->cols && YVAL2PT(deck->space_width))
{
if (back == BACK_HEIGHT || back == BACK_WIDTH)
x -= YVAL2PT(deck->card_width);
else
x += YVAL2PT(deck->card_width);
y = YVAL2PT(deck->paper_margin_h) / 2.0;
PDF_moveto(carta->p, x, y);
y = YVAL2PT(deck->paper_margin_h) * 2.0 / 3.0;
PDF_lineto(carta->p, x, y);
y = YVAL2PT(deck->paper_height) -
(YVAL2PT(deck->paper_margin_h) / 2.0);
PDF_moveto(carta->p, x, y);
y = YVAL2PT(deck->paper_height) -
(YVAL2PT(deck->paper_margin_h) * 2.0 / 3.0);
PDF_lineto(carta->p, x, y);
}
}
for (i = 0; i <= deck->rows; ++i)
{
double x, y;
if (i == deck->rows && YVAL2PT(deck->space_height))
break ;
x = YVAL2PT(deck->paper_margin_w) / 2.0;
y = YVAL2PT(deck->paper_margin_h) + (i * YVAL2PT(deck->card_height)) +
(i * YVAL2PT(deck->space_height));
PDF_moveto(carta->p, x, y);
x = YVAL2PT(deck->paper_margin_w) * 2.0 / 3.0;
PDF_lineto(carta->p, x, y);
x = YVAL2PT(deck->paper_width) - (YVAL2PT(deck->paper_margin_w) / 2.0);
PDF_moveto(carta->p, x, y);
x = YVAL2PT(deck->paper_width) -
(YVAL2PT(deck->paper_margin_w) * 2.0 / 3.0);
PDF_lineto(carta->p, x, y);
/* second cut line - space between cards */
if (i < deck->rows && YVAL2PT(deck->space_height))
{
x = YVAL2PT(deck->paper_margin_w) / 2.0;
y += YVAL2PT(deck->card_height);
PDF_moveto(carta->p, x, y);
x = YVAL2PT(deck->paper_margin_w) * 2.0 / 3.0;
PDF_lineto(carta->p, x, y);
x = YVAL2PT(deck->paper_width) -
(YVAL2PT(deck->paper_margin_w) / 2.0);
PDF_moveto(carta->p, x, y);
x = YVAL2PT(deck->paper_width) -
(YVAL2PT(deck->paper_margin_w) * 2.0 / 3.0);
PDF_lineto(carta->p, x, y);
}
}
PDF_stroke(carta->p);
PDF_restore(carta->p);
return (YENOERR);
}
int
main(void)
{
/* This is where the data files are. Adjust as necessary. */
const char* searchpath = "../data";
PDF * p;
const char* imagefile = "nesrin.jpg";
char* optlist;
int font, image;
/* create a new PDFlib object */
if ((p = PDF_new()) == (PDF *) 0) {
printf("Couldn't create PDFlib object (out of memory)!\n");
return(2);
}
PDF_TRY(p) {
/* This means we must check return values of load_font() etc. */
PDF_set_parameter(p, "errorpolicy", "return");
PDF_set_parameter(p, "SearchPath", searchpath);
if (PDF_begin_document(p, "starter_basic.pdf", 0, "") == -1) {
printf("Error: %s\n", PDF_get_errmsg(p));
PDF_delete(p);
return(2);
}
PDF_set_info(p, "Creator", "PDFlib starter sample");
PDF_set_info(p, "Title", "starter_basic");
/* We load the image before the first page, and use it
* on all pages
*/
image = PDF_load_image(p, "auto", imagefile, 0, "");
if (image == -1) {
printf("Error: %s\n", PDF_get_errmsg(p));
PDF_delete(p);
return(2);
}
/* Page 1 */
PDF_begin_page_ext(p, 595, 842, "");
font = PDF_load_font(p, "Helvetica-Bold", 0, "winansi", "");
if (font == -1) {
printf("Error: %s\n", PDF_get_errmsg(p));
PDF_delete(p);
return(2);
}
PDF_setfont(p, font, 24);
PDF_set_text_pos(p, 50, 700);
PDF_show(p, "Hello world!");
PDF_fit_image(p, image, (float) 0.0, (float) 0.0, "scale=0.25");
PDF_end_page_ext(p, "");
/* Page 2 */
PDF_begin_page_ext(p, 595, 842, "");
/* red rectangle */
PDF_setcolor(p, "fill", "rgb", 1.0, 0.0, 0.0, 0.0);
PDF_rect(p, 200, 200, 250, 150);
PDF_fill(p);
/* blue circle */
PDF_setcolor(p, "fill", "rgb", 0.0, 0.0, 1.0, 0.0);
PDF_arc(p, 400, 600, 100, 0, 360);
PDF_fill(p);
/* thick gray line */
PDF_setcolor(p, "stroke", "gray", 0.5, 0.0, 0.0, 0.0);
PDF_setlinewidth(p, 10);
PDF_moveto(p, 100, 500);
PDF_lineto(p, 300, 700);
PDF_stroke(p);
/* Using the same image handle means the data will be copied
* to the PDF only once, which saves space.
*/
PDF_fit_image(p, image, 150.0, 25.0, "scale=0.25");
PDF_end_page_ext(p, "");
/* Page 3 */
PDF_begin_page_ext(p, 595, 842, "");
/* Fit the image to a box of predefined size (without distortion) */
optlist =
"boxsize={400 400} position={center} fitmethod=meet";
PDF_fit_image(p, image, 100, 200, optlist);
PDF_end_page_ext(p, "");
PDF_close_image(p, image);
PDF_end_document(p, "");
}
PDF_CATCH(p) {
printf("PDFlib exception occurred:\n");
printf("[%d] %s: %s\n",
PDF_get_errnum(p), PDF_get_apiname(p), PDF_get_errmsg(p));
PDF_delete(p);
return(2);
}
PDF_delete(p);
return 0;
}
int
main(int argc, char *argv[])
{
char *pdffilename = NULL;
char *imagetype = "auto";
char *useroptions = "";
PDF *p;
int image;
#ifndef PDFLIB_LITE
int tagged, opt;
int item=0;
char *pdfalevel = NULL, *intent = "sRGB";
#endif /* PDFLIB_LITE */
int resolution = 0;
int page_numbering = 0;
double graylevel = -1.0;
int frame;
int current_page = 1;
#define BUFLEN 1024
char optlist[BUFLEN];
char buf[BUFLEN];
#ifndef PDFLIB_LITE
while ((opt = getopt(argc, argv, "a:g:I:i:o:p:r:t:")) != -1)
#else
while ((opt = getopt(argc, argv, "g:i:o:p:r:t:")) != -1)
#endif /* PDFLIB_LITE */
switch (opt) {
#ifndef PDFLIB_LITE
case 'a':
if (strcmp(optarg, "none"))
pdfalevel = optarg;
break;
#endif /* PDFLIB_LITE */
case 'g':
if (optarg) {
graylevel = atof(optarg);
if (graylevel < 0.0 || graylevel > 1.0)
{
fprintf(stderr, "Error: Bad gray level %.2g for -g.\n",
graylevel);
usage();
}
}
break;
#ifndef PDFLIB_LITE
case 'I':
if (!strcmp(optarg, "none"))
intent = NULL;
else
intent = optarg;
break;
#endif /* PDFLIB_LITE */
case 'i':
useroptions = optarg;
if (strlen(useroptions) > BUFLEN-20)
{
fprintf(stderr, "Error: image option list too long.\n");
usage();
}
break;
case 'o':
pdffilename = optarg;
break;
case 'p':
page_numbering = 1;
if (optarg) {
current_page = atoi(optarg);
}
break;
case 'r':
if (!optarg || (resolution = atoi(optarg)) <= 0) {
fprintf(stderr, "Error: non-positive resolution.\n");
usage();
}
break;
case 't':
imagetype = optarg;
break;
case '?':
default:
usage();
}
if (optind == argc) {
fprintf(stderr, "Error: no image files given.\n");
usage();
}
if (pdffilename == NULL) {
fprintf(stderr, "Error: no output file given.\n");
usage();
}
if ((p = PDF_new()) == (PDF *) 0)
{
fprintf(stderr, "Couldn't create PDFlib object (out of memory)!\n");
exit(99);
}
PDF_TRY(p)
{
optlist[0] = 0;
#ifndef PDFLIB_LITE
tagged = pdfalevel && !strcmp(pdfalevel, "PDF/A-1a:2005");
if (pdfalevel)
{
/* disabled (see bug #1577)
if (tagged)
sprintf(optlist, "pdfa=%s lang=en", pdfalevel);
else
*/
sprintf(optlist, "pdfa=%s", pdfalevel);
}
#endif /* PDFLIB_LITE */
if (PDF_begin_document(p, pdffilename, 0, optlist) == -1) {
fprintf(stderr, "Error: cannot open output file %s.\n",
pdffilename);
exit(1);
}
#ifndef PDFLIB_LITE
if (pdfalevel && intent)
{
if (strcmp("sRGB", intent))
{
sprintf(optlist, "Intent=%s", intent);
PDF_set_parameter(p, "ICCProfile", optlist);
}
fprintf(stderr, "Using '%s' as PDF/A output intent.\n", intent);
PDF_load_iccprofile(p, intent, 0, "usage=outputintent");
}
if (tagged)
item = PDF_begin_item(p, "Document",
"Alt={Images converted with pdfimage by PDFlib GmbH}");
#endif /* PDFLIB_LITE */
PDF_set_info(p, "Creator", "pdfimage");
PDF_set_parameter(p, "warning", "false");
while (optind++ < argc)
{
#ifndef PDFLIB_LITE
int item2=0;
#endif /* PDFLIB_LITE */
int parent=0;
fprintf(stderr, "Processing image file '%s'...", argv[optind-1]);
/* process all frames in a multi-page image file */
for (frame=1; /* */; frame++)
{
sprintf(optlist, "%s page %d", useroptions, frame);
image = PDF_load_image(p, imagetype, argv[optind-1],0, optlist);
if (image == -1) {
if (frame == 1)
fprintf(stderr, "\n%s (skipped).\n", PDF_get_errmsg(p));
break;
}
/* dummy page size, will be adjusted later */
PDF_begin_page_ext(p, 20, 20, "");
if (graylevel >= 0.0)
{
if (pdfalevel)
{
PDF_setcolor(p, "fill",
"lab", graylevel, 0.0, 0.0, 0.0);
}
else
{
PDF_setcolor(p, "fill",
"gray", graylevel, 0.0, 0.0, 0.0);
}
PDF_rect(p, 0, 0, 10000, 10000);
PDF_fill(p);
}
/* define outline with filename or page number */
if (page_numbering)
{
sprintf(buf, "Page %d", current_page++);
PDF_create_bookmark(p, buf, 0, "");
}
else {
if (frame == 1)
{
parent = PDF_create_bookmark(p, argv[optind-1], 0,
"open");
}
else
{
sprintf(buf, "page %d", frame);
sprintf(optlist, "parent=%d", parent);
PDF_create_bookmark(p, buf, 0, optlist);
}
}
#ifndef PDFLIB_LITE
if (tagged)
{
/* The file name is the best /Alt value we can provide */
sprintf(optlist, "Alt={%s}", argv[optind-1]);
item2 = PDF_begin_item(p, "Figure", optlist);
}
#endif /* PDFLIB_LITE */
if (resolution != 0)
sprintf(optlist, "dpi %d adjustpage", resolution);
else
sprintf(optlist, "adjustpage");
PDF_fit_image(p, image, 0.0, 0.0, optlist);
#ifndef PDFLIB_LITE
if (tagged)
PDF_end_item(p, item2);
#endif /* PDFLIB_LITE */
PDF_end_page_ext(p, "");
}
if (frame > 2)
fprintf(stderr, "(%d frames)", frame-1);
fprintf(stderr, "\n");
}
#ifndef PDFLIB_LITE
if (tagged)
PDF_end_item(p, item);
#endif /* PDFLIB_LITE */
PDF_end_document(p, "");
}
PDF_CATCH(p)
{
printf("\npdfimage: error while creating PDF output (%s(): %s)\n",
PDF_get_apiname(p), PDF_get_errmsg(p));
PDF_delete(p);
exit(99);
}
PDF_delete(p);
exit(0);
}
int
main(int argc, char *argv[])
{
char *pdffilename = NULL;
char *pdfversion = NULL;
PDF *p;
int opt;
int doc, page;
int pageno, docpages;
char *filename;
int quiet = 0, landscape = 0, boxes = 0, newpage = 0;
int cols = 1, rows = 1;
int c = 0, r = 0;
float sheetwidth = 595.0f, sheetheight = 842.0f;
float width, height, scale = 1.0f;
float rowheight = 0.0f, colwidth = 0.0f;
while ((opt = getopt(argc, argv, "bg:lnp:o:qv:")) != -1)
switch (opt) {
case 'b':
boxes = 1;
break;
case 'g':
if (sscanf(optarg, "%dx%d", &rows, &cols) != 2) {
fprintf(stderr, "Error: Couldn't parse -g option.\n");
usage();
}
if (rows <= 0 || cols <= 0) {
fprintf(stderr, "Bad row or column number.\n");
usage();
}
break;
case 'l':
landscape = 1;
break;
case 'n':
newpage = 1;
break;
case 'p':
for(c = 0; c < PAGESIZELISTLEN; c++)
if (!strcmp((const char *) optarg, PageSizes[c].name)) {
sheetheight = PageSizes[c].height;
sheetwidth = PageSizes[c].width;
break;
}
if (c == PAGESIZELISTLEN) { /* page size name not found */
fprintf(stderr, "Error: Unknown page size '%s'.\n", optarg);
usage();
}
break;
case 'o':
pdffilename = optarg;
break;
case 'v':
pdfversion = optarg;
if (strcmp(pdfversion, "1.3") && strcmp(pdfversion, "1.4") &&
strcmp(pdfversion, "1.5")) {
fprintf(stderr, "Error: bad PDF version number '%s'.\n",
optarg);
usage();
}
break;
case 'q':
quiet = 1;
break;
case '?':
default:
usage();
}
if (optind == argc) {
fprintf(stderr, "Error: no PDF files given.\n");
usage();
}
if (pdffilename == NULL) {
fprintf(stderr, "Error: no PDF output file given.\n");
usage();
}
p = PDF_new();
if (pdfversion)
PDF_set_parameter(p, "compatibility", pdfversion);
if (PDF_open_file(p, pdffilename) == -1) {
fprintf(stderr, "Error: %s.\n", PDF_get_errmsg(p));
exit(1);
}
PDF_set_info(p, "Creator", "pdfimpose by PDFlib GmbH");
PDF_set_parameter(p, "openaction", "fitpage");
if (!quiet)
PDF_set_parameter(p, "pdiwarning", "true"); /* report PDI problems */
/* multi-page imposition: calculate scaling factor and cell dimensions */
if (rows != 1 || cols != 1) {
if (landscape) {
height = sheetheight;
sheetheight = sheetwidth;
sheetwidth = height;
}
if (rows > cols)
scale = 1.0f / rows;
else
scale = 1.0f / cols;
rowheight = sheetheight * scale;
colwidth = sheetwidth * scale;
}
/* process all PDF documents */
while (optind++ < argc) {
filename = argv[optind-1];
if (!quiet)
fprintf(stderr, "Imposing '%s'...\n", filename);
if ((doc = PDF_open_pdi(p, filename, "", 0)) == -1) {
if (quiet)
fprintf(stderr, "Error: %s.\n", PDF_get_errmsg(p));
continue;
}
/* query number of pages in the document */
docpages = (int) PDF_get_pdi_value(p, "/Root/Pages/Count", doc, -1, 0);
/* single cell only: concatenate, using original page dimensions */
if (rows == 1 && cols == 1) {
/* open all pages and add to the output file */
for (pageno = 1; pageno <= docpages ; pageno++) {
page = PDF_open_pdi_page(p, doc, pageno, "");
if (page == -1) {
/* we'll get an exception in verbose mode anyway */
if (quiet)
fprintf(stderr,
"Couldn't open page %d of PDF file '%s' (%s)\n",
pageno, filename, PDF_get_errmsg(p));
break;
}
sheetwidth = PDF_get_pdi_value(p, "width", doc, page, 0);
sheetheight = PDF_get_pdi_value(p, "height", doc, page, 0);
PDF_begin_page(p, sheetwidth, sheetheight);
/* define bookmark with filename */
if (pageno == 1)
PDF_add_bookmark(p, argv[optind-1], 0, 0);
PDF_place_pdi_page(p, page, 0.0f, 0.0f, 1.0f, 1.0f);
PDF_close_pdi_page(p, page);
PDF_end_page(p);
}
} else { /* impose multiple pages */
if (newpage)
r = c = 0;
/* open all pages and add to the output file */
for (pageno = 1; pageno <= docpages ; pageno++) {
page = PDF_open_pdi_page(p, doc, pageno, "");
if (page == -1) {
/* we'll get an exception in verbose mode anyway */
if (quiet)
fprintf(stderr,
"Couldn't open page %d of PDF file '%s' (%s)\n",
pageno, filename, PDF_get_errmsg(p));
break;
}
/* start a new page */
if (r == 0 && c == 0)
PDF_begin_page(p, sheetwidth, sheetheight);
/* define bookmark with filename */
if (pageno == 1)
PDF_add_bookmark(p, argv[optind-1], 0, 0);
width = PDF_get_pdi_value(p, "width", doc, page, 0);
height = PDF_get_pdi_value(p, "height", doc, page, 0);
/*
* The save/restore pair is required to get the clipping right,
* and helps PostScript printing manage its memory efficiently.
*/
PDF_save(p);
PDF_rect(p, c * colwidth, sheetheight - (r + 1) * rowheight,
colwidth, rowheight);
PDF_clip(p);
PDF_setcolor(p, "stroke", "gray", 0.0f, 0.0f, 0.0f, 0.0f);
/* TODO: adjust scaling factor if page doesn't fit into cell */
PDF_place_pdi_page(p, page,
c * colwidth, sheetheight - (r + 1) * rowheight,
scale, scale);
PDF_close_pdi_page(p, page);
/* only half of the linewidth will be drawn due to clip() */
if (boxes) {
PDF_setlinewidth(p, 1.0f * scale);
PDF_rect(p, c * colwidth,
sheetheight - (r + 1) * rowheight,
colwidth, rowheight);
PDF_stroke(p);
}
PDF_restore(p);
c++;
if (c == cols) {
c = 0;
r++;
}
if (r == rows) {
r = 0;
PDF_end_page(p);
}
}
}
PDF_close_pdi(p, doc);
}
/* finish last page if multi-page imposition */
if ((rows != 1 || cols != 1) && (r != 0 || c != 0))
PDF_end_page(p);
PDF_close(p);
PDF_delete(p);
exit(0);
}
