mirror of
https://github.com/jmcnamara/libxlsxwriter
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105 lines
2.1 KiB
C
105 lines
2.1 KiB
C
/*
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* libxlsxwriter
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*
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* SPDX-License-Identifier: BSD-2-Clause
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* Copyright 2014-2024, John McNamara, jmcnamara@cpan.org.
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*
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* drawing - A libxlsxwriter library for creating Excel XLSX drawing files.
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*
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*/
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#ifndef __LXW_DRAWING_H__
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#define __LXW_DRAWING_H__
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#include <stdint.h>
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#include <string.h>
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#include "common.h"
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STAILQ_HEAD(lxw_drawing_objects, lxw_drawing_object);
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enum lxw_drawing_types {
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LXW_DRAWING_NONE = 0,
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LXW_DRAWING_IMAGE,
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LXW_DRAWING_CHART,
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LXW_DRAWING_SHAPE
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};
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enum image_types {
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LXW_IMAGE_UNKNOWN = 0,
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LXW_IMAGE_PNG,
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LXW_IMAGE_JPEG,
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LXW_IMAGE_BMP,
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LXW_IMAGE_GIF
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};
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/* Coordinates used in a drawing object. */
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typedef struct lxw_drawing_coords {
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uint32_t col;
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uint32_t row;
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double col_offset;
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double row_offset;
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} lxw_drawing_coords;
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/* Object to represent the properties of a drawing. */
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typedef struct lxw_drawing_object {
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uint8_t type;
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uint8_t anchor;
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struct lxw_drawing_coords from;
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struct lxw_drawing_coords to;
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uint64_t col_absolute;
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uint64_t row_absolute;
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uint32_t width;
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uint32_t height;
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uint8_t shape;
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uint32_t rel_index;
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uint32_t url_rel_index;
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char *description;
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char *tip;
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uint8_t decorative;
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STAILQ_ENTRY (lxw_drawing_object) list_pointers;
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} lxw_drawing_object;
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/*
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* Struct to represent a collection of drawings.
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*/
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typedef struct lxw_drawing {
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FILE *file;
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uint8_t embedded;
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uint8_t orientation;
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struct lxw_drawing_objects *drawing_objects;
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} lxw_drawing;
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/* *INDENT-OFF* */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* *INDENT-ON* */
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lxw_drawing *lxw_drawing_new(void);
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void lxw_drawing_free(lxw_drawing *drawing);
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void lxw_drawing_assemble_xml_file(lxw_drawing *self);
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void lxw_free_drawing_object(struct lxw_drawing_object *drawing_object);
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void lxw_add_drawing_object(lxw_drawing *drawing,
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lxw_drawing_object *drawing_object);
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/* Declarations required for unit testing. */
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#ifdef TESTING
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STATIC void _drawing_xml_declaration(lxw_drawing *self);
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#endif /* TESTING */
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/* *INDENT-OFF* */
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#ifdef __cplusplus
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}
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#endif
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/* *INDENT-ON* */
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#endif /* __LXW_DRAWING_H__ */
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