88 lines
3.5 KiB
C++
88 lines
3.5 KiB
C++
/*
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* Portions of this file are copyright Rebirth contributors and licensed as
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* described in COPYING.txt.
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* Portions of this file are copyright Parallax Software and licensed
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* according to the Parallax license below.
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* See COPYING.txt for license details.
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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/*
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*
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* Header for IFF routines
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*
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*/
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#ifndef _IFF_H
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#define _IFF_H
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#include "pstypes.h"
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#include "fwd-gr.h"
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#ifdef __cplusplus
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constexpr std::integral_constant<std::size_t, 30> MAX_BITMAPS_PER_BRUSH{};
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//Prototypes for IFF library functions
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int iff_read_bitmap(const char *ifilename, grs_bitmap &bm, palette_array_t *palette);
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//reads an IFF file into a grs_bitmap structure. fills in palette if not null
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//returns error codes - see IFF.H. see GR.H for bitmap_type
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//MEM DETAILS: This routines assumes that you already have the grs_bitmap
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//structure allocated, but that you don't have the data for this bitmap
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//allocated. In other words, do this:
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// grs_bitmap * MyPicture;
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// MALLOC( MyPicture, grs_bitmap, 1);
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// iff_read_bitmap( filename, MyPicture, bm_mode::linear, NULL );
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// ...do whatever with your bitmap ...
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// gr_free_bitmap( MyPicture );
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// exit(0)
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//read in animator brush (.abm) file
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//fills in array of pointers, and n_bitmaps.
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//returns iff error codes. max_bitmaps is size of array.
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int iff_read_animbrush(const char *ifilename,std::array<std::unique_ptr<grs_main_bitmap>, MAX_BITMAPS_PER_BRUSH> &bm,unsigned *n_bitmaps,palette_array_t &palette);
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// After a read
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extern ubyte iff_transparent_color;
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extern ubyte iff_has_transparency; // 0=no transparency, 1=iff_transparent_color is valid
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int iff_write_bitmap(const char *ofilename,grs_bitmap *bm,palette_array_t *palette);
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//writes an IFF file from a grs_bitmap structure. writes palette if not null
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//returns error codes - see IFF.H.
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//function to return pointer to error message
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const char *iff_errormsg(int error_number);
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//Error codes for read & write routines
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#define IFF_NO_ERROR 0 //everything is fine, have a nice day
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#define IFF_NO_MEM 1 //not enough mem for loading or processing
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#define IFF_UNKNOWN_FORM 2 //IFF file, but not a bitmap
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#define IFF_NOT_IFF 3 //this isn't even an IFF file
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#define IFF_NO_FILE 4 //cannot find or open file
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#define IFF_BAD_BM_TYPE 5 //tried to save invalid type, like bm_mode::rgb15
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#define IFF_CORRUPT 6 //bad data in file
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#define IFF_FORM_ANIM 7 //this is an anim, with non-anim load rtn
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#define IFF_FORM_BITMAP 8 //this is not an anim, with anim load rtn
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#define IFF_TOO_MANY_BMS 9 //anim read had more bitmaps than room for
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#define IFF_UNKNOWN_MASK 10 //unknown masking type
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#define IFF_READ_ERROR 11 //error reading from file
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#define IFF_BM_MISMATCH 12 //bm being loaded doesn't match bm loaded into
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#endif
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#endif
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