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/*
WARNING: This file was generated by dkct.
Changes you make here will be lost if dkct is run again!
You should modify the original source and run dkct on it.
Original source: dk4paper.ctr
*/
/*
Copyright (C) 2016-2017, Dirk Krause
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above opyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
* Neither the name of the author nor the names of contributors may be used
to endorse or promote products derived from this software without specific
prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef DK4PAPER_H_INCLUDED
/** Avoid multiple inclusions. */
#define DK4PAPER_H_INCLUDED 1
#line 9 "dk4paper.ctr"
/** @file dk4paper.h Read paper sizes.
*/
#ifndef DK4CONF_H_INCLUDED
#include "dk4conf.h"
#endif
#ifndef DK4TYPES_H_INCLUDED
#include "dk4types.h"
#endif
#ifndef DK4ERROR_H_INCLUDED
#include "dk4error.h"
#endif
#ifndef DK4STO_H_INCLUDED
#include "dk4sto.h"
#endif
/** One paper size.
*/
typedef struct {
dkChar *name; /**< Paper format name. */
double w; /**< Paper width in PS points. */
double h; /**< Paper height. */
double i; /**< Left or inner border. */
double o; /**< Right or outer border. */
double t; /**< Top border. */
double b; /**< Bottom border. */
} dk4_paper_size_t;
/** Collection of paper sizes read from files.
*/
typedef struct {
dk4_sto_t *s_ps; /**< Storage for paper sizes. */
dk4_sto_it_t *i_ps; /**< Iterator through storage. */
} dk4_paper_size_collection_t;
#ifdef __cplusplus
extern "C" {
#endif
/** Open a new paper size collection with minimum entries only.
@param erp Error report, may be NULL.
*/
dk4_paper_size_collection_t *
dk4papersize_coll_open(dk4_er_t *erp);
/** Open a new paper size collection, search for configuration files
and apply them.
Note: Programs using the dk4_app_t type should use the
dk4app_get_paper_sizes() from the dk4papea module instead.
@param progname Program name.
@param grpname Program group name.
@param erp Error report, may be NULL.
@return Valid pointer on success, NULL on error.
*/
dk4_paper_size_collection_t *
dk4papersize_coll_for_application(
const dkChar *progname,
const dkChar *grpname,
dk4_er_t *erp
);
/** Close paper size collection, release memory.
@param ptr Paper size collection to close.
*/
void
dk4papersize_coll_close(dk4_paper_size_collection_t *ptr);
/** Find a specific paper size in the collection.
Note: Do not mix search and traversal mechanism, use exactly
one method from the following three:
- Find paper size entry by name using dk4papersize_coll_find(),
- Get number of paper sizes using dk4papersize_coll_size() and use
dk4papersize_coll_get() to get an entry for a given index,
- Reset the collection using dk4papersize_coll_reset() and retrieve
the next entry using dk4papersize_coll_next(), repeat
dk4papersize_coll_next() until it returns NULL.
All three methods use and modify the same internal container iterator,
so mixing the methods is not a good idea.
@param ptr Paper size collection to search for a paper size.
@param name Name of paper size to find.
@param erp Error report, may be NULL.
@return Pointer to paper size on success, NULL on error or not found.
*/
const dk4_paper_size_t *
dk4papersize_coll_find(
dk4_paper_size_collection_t *ptr,
const dkChar *name,
dk4_er_t *erp
);
/** Get number of paper sizes stored in the collection.
Note: Do not mix search and traversal mechanism, use exactly
one method from the following three:
- Find paper size entry by name using dk4papersize_coll_find(),
- Get number of paper sizes using dk4papersize_coll_size() and use
dk4papersize_coll_get() to get an entry for a given index,
- Reset the collection using dk4papersize_coll_reset() and retrieve
the next entry using dk4papersize_coll_next(), repeat
dk4papersize_coll_next() until it returns NULL.
All three methods use and modify the same internal container iterator,
so mixing the methods is not a good idea.
@param ptr Paper size collection to query.
@return Positive number of paper sizes on success, 0 on error.
*/
size_t
dk4papersize_coll_size(dk4_paper_size_collection_t *ptr);
/** Get paper size entry from collection by number.
Note: Do not mix search and traversal mechanism, use exactly
one method from the following three:
- Find paper size entry by name using dk4papersize_coll_find(),
- Get number of paper sizes using dk4papersize_coll_size() and use
dk4papersize_coll_get() to get an entry for a given index,
- Reset the collection using dk4papersize_coll_reset() and retrieve
the next entry using dk4papersize_coll_next(), repeat
dk4papersize_coll_next() until it returns NULL.
All three methods use and modify the same internal container iterator,
so mixing the methods is not a good idea.
@param ptr Paper size collection to query.
@param n Index of paper size entry, 0 for the first.
@return Valid pointer on success, NULL on error.
*/
const dk4_paper_size_t *
dk4papersize_coll_get(dk4_paper_size_collection_t *ptr, size_t n);
/** Reset collection (start traversing at beginning).
Note: Do not mix search and traversal mechanism, use exactly
one method from the following three:
- Find paper size entry by name using dk4papersize_coll_find(),
- Get number of paper sizes using dk4papersize_coll_size() and use
dk4papersize_coll_get() to get an entry for a given index,
- Reset the collection using dk4papersize_coll_reset() and retrieve
the next entry using dk4papersize_coll_next(), repeat
dk4papersize_coll_next() until it returns NULL.
All three methods use and modify the same internal container iterator,
so mixing the methods is not a good idea.
@param ptr Paper size collection to reset.
*/
void
dk4papersize_coll_reset(dk4_paper_size_collection_t *ptr);
/** Get next paper size from collection.
Note: Do not mix search and traversal mechanism, use exactly
one method from the following three:
- Find paper size entry by name using dk4papersize_coll_find(),
- Get number of paper sizes using dk4papersize_coll_size() and use
dk4papersize_coll_get() to get an entry for a given index,
- Reset the collection using dk4papersize_coll_reset() and retrieve
the next entry using dk4papersize_coll_next(), repeat
dk4papersize_coll_next() until it returns NULL.
All three methods use and modify the same internal container iterator,
so mixing the methods is not a good idea.
@param ptr Paper size collection to query.
@return Valid pointer on success, NULL on error or end of collection.
*/
const dk4_paper_size_t *
dk4papersize_coll_next(dk4_paper_size_collection_t *ptr);
/** Create a new paper size structure, allocate memory.
@param name Name of paper size.
@param erp Error report, may be NULL.
@return Pointer to new paper size structure on success, NULL on error.
*/
dk4_paper_size_t *
dk4papersize_new(const dkChar *name, dk4_er_t *erp);
/** Destroy a paper size structure, release memory.
@param pps Paper size structure to destroy.
*/
void
dk4papersize_delete(dk4_paper_size_t *pps);
/** Compare two paper sizes.
@param l Left object pointer.
@param r Right object or name pointer.
@param cr Comparison criteria: 0=papersize/papersize, 1=papersize/name.
@return Comparison result.
*/
int
dk4papersize_cmp(const void *l, const void *r, int cr);
/** Get paper width from paper size record.
@param psptr Paper size record to query.
@return Positive result on success, negative value on error.
*/
double
dk4papersize_get_width(const dk4_paper_size_t *psptr);
/** Get paper height from paper size record.
@param psptr Paper size record to query.
@return Positive result on success, negative value on error.
*/
double
dk4papersize_get_height(const dk4_paper_size_t *psptr);
/** Get left (inner) border from paper size record.
@param psptr Paper size record to query.
@return Non-negative result on success, negative value on error.
*/
double
dk4papersize_get_left_border(const dk4_paper_size_t *psptr);
/** Get right (outer) border from paper size record.
@param psptr Paper size record to query.
@return Non-negative result on success, negative value on error.
*/
double
dk4papersize_get_right_border(const dk4_paper_size_t *psptr);
/** Get top border from paper size record.
@param psptr Paper size record to query.
@return Non-negative result on success, negative value on error.
*/
double
dk4papersize_get_top_border(const dk4_paper_size_t *psptr);
/** Get bottom border from paper size record.
@param psptr Paper size record to query.
@return Non-negative result on success, negative value on error.
*/
double
dk4papersize_get_bottom_border(const dk4_paper_size_t *psptr);
/** Get name for paper size.
@param psptr Paper size record to query.
@return Valid pointer on success, NULL on error or empty name.
*/
const dkChar *
dk4papersize_get_name(const dk4_paper_size_t *psptr);
#ifdef __cplusplus
}
#endif
/* vim: set ai sw=4 ts=4 : */
#endif
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