60 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			60 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*  Grafx2 - The Ultimate 256-color bitmap paint program
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    Copyright 2007 Adrien Destugues
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    Copyright 1996-2001 Sunset Design (Guillaume Dorme & Karl Maritaud)
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    Grafx2 is free software; you can redistribute it and/or
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    modify it under the terms of the GNU General Public License
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    as published by the Free Software Foundation; version 2
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    of the License.
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    Grafx2 is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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    GNU General Public License for more details.
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    You should have received a copy of the GNU General Public License
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    along with Grafx2; if not, see <http://www.gnu.org/licenses/> or
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    write to the Free Software Foundation, Inc.,
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    59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
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*/
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//////////////////////////////////////////////////////////////////////////////
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///@file loadsave.h
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/// Saving and loading different picture formats.
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/// Also handles showing the preview in fileselectors.
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//////////////////////////////////////////////////////////////////////////////
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void Pixel_load_in_current_screen(word x_pos,word y_pos,byte color);
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void Pixel_load_in_preview      (word x_pos,word y_pos,byte color);
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void Pixel_load_in_brush       (word x_pos,word y_pos,byte color);
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void Get_full_filename(char * filename, byte is_colorix_format);
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///
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/// High-level picture loading function.
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/// Handles loading an image or a brush, or previewing only.
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/// @param image true if the fileselector is the one for loading images (not brush)
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void Load_image(byte image);
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///
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/// High-level picture saving function.
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/// @param image true if the image should be saved (instead of the brush)
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void Save_image(byte image);
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/// Data for an image file format.
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typedef struct {
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  char *Extension;  ///< Three-letter file extension
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  Func_action Test; ///< Function which tests if the file is of this format
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  Func_action Load; ///< Function which loads an image of this format
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  Func_action Save; ///< Function which saves an image of this format
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  byte Backup_done; ///< Boolean, true if this format saves all the image, and considers it backed up. Set false for formats which only save the palette.
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  byte Comment;     ///< This file format allows a text comment
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} T_Format;
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/// Array of the known file formats
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extern T_Format File_formats[NB_KNOWN_FORMATS];
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///
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/// Function which attempts to save backups of the images (main and spare),
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/// called in case of SIGSEGV. 
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void Image_emergency_backup(void);
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