Definition of DXF color values. More...

#include "global.h"

Include dependency graph for color.h:

This graph shows which files directly or indirectly include this file:

Data Structures
struct	DxfRGBColor
	Definition of a color. More...
Functions
char *	dxf_RGB_color_get_name (int RGB_color_hex_triplet)
	Return the color name according to the Wikipedia List of Colors.
DxfRGBColor *	dxf_RGB_color_new ()
	Allocate memory for a DXF color.
DxfRGBColor *	dxf_RGB_color_set (int red, int green, int blue)
	Set the passed integer values for a DXF color.
int	dxf_ACI_init (DxfRGBColor *ACI[DXF_COLOR_INDEX_MAX_NUMBER_OF_COLORS])
	Initialise an array of colors according to the AutoCAD Color Index (ACI).
int	dxf_RGB_to_triplet (int red, int green, int blue)
	Convert the passed integer values to a hexadecimal triplet.
int	dxf_RGB_color_free (DxfRGBColor *RGB_color)
	Free the allocated memory for a DXF `DxfRGBColor` and all it's data fields.
void	dxf_RGB_color_free_chain (DxfRGBColor *colors)
	Free the allocated memory for a chain of DXF `COLOR` entities and all their data fields.

Detailed Description

Definition of DXF color values.

Author:: Copyright (C) 2008, 2009, 2010, 2012, 2014, 2015, 2016, 2017 by Bert Timmerman <bert.timmerman@xs4all.nl>.

These definitions contain the following:

Colors mapping to standard pen widths.
Colors according to the AutoCAD Color Index (ACI).

Copyright Notices.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Drawing eXchange Format (DXF) is a defacto industry standard for the exchange of drawing files between various Computer Aided Drafting programs.
DXF is an industry standard designed by Autodesk(TM).
For more details see http://www.autodesk.com.

Definition in file color.h.

Function Documentation

char* dxf_RGB_color_get_name ( int RGB_color_hex_triplet )

Return the color name according to the Wikipedia List of Colors.

These color names are defined by Wikipedia's List of colors.

Returns:: a pointer to the color name string, or NULL if unknown.

Parameters:

RGB_color_hex_triplet dxf_RGB_color_hex_triplet is assumed to contain the hexadecimal values as in red value, green value, blue value in the order 0xRRGGBB (contains no alpha values).

Definition at line 515 of file color.c.

References DXF_DEBUG_BEGIN, and DXF_DEBUG_END.

Referenced by dxf_RGB_color_set().

DxfRGBColor* dxf_RGB_color_new ( )

Allocate memory for a DXF color.

Fill the memory contents with zeros.

Definition at line 44 of file color.c.

References _, DXF_DEBUG_BEGIN, and DXF_DEBUG_END.

Referenced by dxf_RGB_color_set().