/*
* Open an output GIF file.
*/
int
GIFmoOpen(WS_STATE_PTR ws)
{
/* Output file not opened or written to until flushed */
Gint status = 1;
initLogFlag();
assert(ws != NULL);
assert(ws->wscolour <= gdMaxColors);
if ((ws->mf.cgmo = (mf_cgmo*)umalloc(sizeof(mf_cgmo))) != NULL) {
mf_cgmo *cgmo = ws->mf.cgmo;
cgmo->ws = ws;
if (find_meta(cgmo) != 0){
msgWarn("GIFmoOpen:metafile already open\n");
} else {
create_meta(cgmo, DefaultSize, DefaultSize);
cgmo->ws = ws;
cgmo->type = MF_GIF;
unlink(ws->conn);
status = OK;
}
}
return status;
}
/*
* Open an output PDF file.
*/
int
PDFmoOpen(WS_STATE_PTR ws)
{
Gint status = 1;
struct color_table *ptab;
double tmp;
cairo_surface_t *surface;
initLogFlag();
assert(ws != NULL);
if ((ws->mf.cgmo = (mf_cgmo*)umalloc(sizeof(mf_cgmo))) != NULL) {
mf_cgmo *cgmo = ws->mf.cgmo;
if ((cgmo->fp = fopen(ws->conn, "w")) == NULL) {
(void)CAIROmoClose(&ws->mf);
} else {
/* C. Doutriaux addition link to cairo lib */
#ifdef GENCAIRO
printf("#include <cairo.h>\n#include <cairo-ps.h>\n#include <stdio.h>\n");
printf(" cairo_status_t\nstream_cairo_write (void *closure,\n const unsigned char *data,\n unsigned int length)\n{\n FILE *fp = closure;\n int i;\n for(i=0;i<length;i++){\n fputc( data[i],fp);\n }\n return CAIRO_STATUS_SUCCESS;\n};\n");
printf("int main(){\ncairo_surface_t *surface;\ncairo_t *cr;\ncairo_pattern_t *pattern=NULL;\ncairo_surface_t *image=NULL;\ncairo_t *cr2=NULL;\n");
printf("double dashes[4];\nint ndashes;\ncairo_matrix_t matrix;\nchar achar[2];\n");
printf("FILE *fp;\n");
printf("fp = fopen(\"test.pdf\",\"w\");\n");
printf("surface = cairo_pdf_surface_create_for_stream(stream_cairo_write,fp,%i, %i);\n",XW,YW);
printf("cr = cairo_create (surface);\n");
#endif
surface = cairo_pdf_surface_create_for_stream(stream_cairo_write,
ws->mf.any->fp,
XW,YW);
#ifdef CAIRODRAW
ws->cr = cairo_create (surface);
#endif
cgmo->ws = ws;
cgmo->type = MF_CAIRO;
status = OK;
}
}
return status;
}
