128 lines
5.7 KiB
C
128 lines
5.7 KiB
C
#ifndef MUPDF_FITZ_WRITER_H
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#define MUPDF_FITZ_WRITER_H
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#include "mupdf/fitz/system.h"
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#include "mupdf/fitz/context.h"
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#include "mupdf/fitz/output.h"
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#include "mupdf/fitz/document.h"
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#include "mupdf/fitz/device.h"
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typedef struct fz_document_writer_s fz_document_writer;
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/*
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Function type to start
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the process of writing a page to a document.
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mediabox: page size rectangle in points.
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Returns a fz_device to write page contents to.
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*/
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typedef fz_device *(fz_document_writer_begin_page_fn)(fz_context *ctx, fz_document_writer *wri, fz_rect mediabox);
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/*
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Function type to end the
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process of writing a page to a document.
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dev: The device created by the begin_page function.
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*/
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typedef void (fz_document_writer_end_page_fn)(fz_context *ctx, fz_document_writer *wri, fz_device *dev);
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/*
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Function type to end
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the process of writing pages to a document.
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This writes any file level trailers required. After this
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completes successfully the file is up to date and complete.
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*/
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typedef void (fz_document_writer_close_writer_fn)(fz_context *ctx, fz_document_writer *wri);
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/*
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Function type to discard
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an fz_document_writer. This may be called at any time during
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the process to release all the resources owned by the writer.
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Calling drop without having previously called close may leave
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the file in an inconsistent state and the user of the
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fz_document_writer would need to do any cleanup required.
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*/
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typedef void (fz_document_writer_drop_writer_fn)(fz_context *ctx, fz_document_writer *wri);
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/*
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Structure is public to allow other structures to
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be derived from it. Do not access members directly.
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*/
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struct fz_document_writer_s
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{
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fz_document_writer_begin_page_fn *begin_page;
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fz_document_writer_end_page_fn *end_page;
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fz_document_writer_close_writer_fn *close_writer;
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fz_document_writer_drop_writer_fn *drop_writer;
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fz_device *dev;
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};
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fz_document_writer *fz_new_document_writer_of_size(fz_context *ctx, size_t size,
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fz_document_writer_begin_page_fn *begin_page,
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fz_document_writer_end_page_fn *end_page,
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fz_document_writer_close_writer_fn *close,
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fz_document_writer_drop_writer_fn *drop);
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#define fz_new_derived_document_writer(CTX,TYPE,BEGIN_PAGE,END_PAGE,CLOSE,DROP) \
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((TYPE *)Memento_label(fz_new_document_writer_of_size(CTX,sizeof(TYPE),BEGIN_PAGE,END_PAGE,CLOSE,DROP),#TYPE))
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int fz_has_option(fz_context *ctx, const char *opts, const char *key, const char **val);
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int fz_option_eq(const char *a, const char *b);
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/* Copy an option (val) into a destination buffer (dest), of maxlen bytes.
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* Returns the number of bytes (including terminator) that did not fit. If
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* val is maxlen or greater bytes in size, it will be left unterminated. */
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int fz_copy_option(fz_context *ctx, const char *val, char *dest, size_t maxlen);
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fz_document_writer *fz_new_document_writer(fz_context *ctx, const char *path, const char *format, const char *options);
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fz_document_writer *fz_new_pdf_writer(fz_context *ctx, const char *path, const char *options);
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fz_document_writer *fz_new_pdf_writer_with_output(fz_context *ctx, fz_output *out, const char *options);
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fz_document_writer *fz_new_svg_writer(fz_context *ctx, const char *path, const char *options);
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fz_document_writer *fz_new_text_writer(fz_context *ctx, const char *format, const char *path, const char *options);
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fz_document_writer *fz_new_text_writer_with_output(fz_context *ctx, const char *format, fz_output *out, const char *options);
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fz_document_writer *fz_new_ps_writer(fz_context *ctx, const char *path, const char *options);
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fz_document_writer *fz_new_ps_writer_with_output(fz_context *ctx, fz_output *out, const char *options);
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fz_document_writer *fz_new_pcl_writer(fz_context *ctx, const char *path, const char *options);
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fz_document_writer *fz_new_pcl_writer_with_output(fz_context *ctx, fz_output *out, const char *options);
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fz_document_writer *fz_new_pclm_writer(fz_context *ctx, const char *path, const char *options);
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fz_document_writer *fz_new_pclm_writer_with_output(fz_context *ctx, fz_output *out, const char *options);
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fz_document_writer *fz_new_pwg_writer(fz_context *ctx, const char *path, const char *options);
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fz_document_writer *fz_new_pwg_writer_with_output(fz_context *ctx, fz_output *out, const char *options);
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fz_document_writer *fz_new_cbz_writer(fz_context *ctx, const char *path, const char *options);
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fz_document_writer *fz_new_cbz_writer_with_output(fz_context *ctx, fz_output *out, const char *options);
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fz_document_writer *fz_new_png_pixmap_writer(fz_context *ctx, const char *path, const char *options);
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fz_document_writer *fz_new_pam_pixmap_writer(fz_context *ctx, const char *path, const char *options);
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fz_document_writer *fz_new_pnm_pixmap_writer(fz_context *ctx, const char *path, const char *options);
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fz_document_writer *fz_new_pgm_pixmap_writer(fz_context *ctx, const char *path, const char *options);
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fz_document_writer *fz_new_ppm_pixmap_writer(fz_context *ctx, const char *path, const char *options);
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fz_document_writer *fz_new_pbm_pixmap_writer(fz_context *ctx, const char *path, const char *options);
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fz_document_writer *fz_new_pkm_pixmap_writer(fz_context *ctx, const char *path, const char *options);
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fz_device *fz_begin_page(fz_context *ctx, fz_document_writer *wri, fz_rect mediabox);
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void fz_end_page(fz_context *ctx, fz_document_writer *wri);
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void fz_close_document_writer(fz_context *ctx, fz_document_writer *wri);
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void fz_drop_document_writer(fz_context *ctx, fz_document_writer *wri);
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fz_document_writer *fz_new_pixmap_writer(fz_context *ctx, const char *path, const char *options, const char *default_path, int n,
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void (*save)(fz_context *ctx, fz_pixmap *pix, const char *filename));
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extern const char *fz_pdf_write_options_usage;
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extern const char *fz_svg_write_options_usage;
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extern const char *fz_pcl_write_options_usage;
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extern const char *fz_pclm_write_options_usage;
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extern const char *fz_pwg_write_options_usage;
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#endif
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