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#include "mupdf/fitz.h"
#include "fitz-imp.h"
fz_link *
fz_new_link(fz_context *ctx, const fz_rect *bbox, void *doc, const char *uri)
{
fz_link *link;
link = fz_malloc_struct(ctx, fz_link);
link->refs = 1;
link->rect = *bbox;
link->next = NULL;
link->doc = doc; /* don't take reference */
link->uri = NULL;
fz_try(ctx)
link->uri = fz_strdup(ctx, uri);
fz_catch(ctx)
{
fz_drop_link(ctx, link);
fz_rethrow(ctx);
}
return link;
}
fz_link *
fz_keep_link(fz_context *ctx, fz_link *link)
{
return fz_keep_imp(ctx, link, &link->refs);
}
void
fz_drop_link(fz_context *ctx, fz_link *link)
{
while (fz_drop_imp(ctx, link, &link->refs))
{
fz_link *next = link->next;
fz_free(ctx, link->uri);
fz_free(ctx, link);
link = next;
}
}
int
fz_is_external_link(fz_context *ctx, const char *uri)
{
while (*uri >= 'a' && *uri <= 'z')
++uri;
return uri[0] == ':';
}
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