Android ImageView and Drawable with SVG Support

/* svg_length.c: Data structures for SVG lengths
 
   Copyright � 2002 USC/Information Sciences Institute
  
   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library 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
   Library General Public License for more details.
  
   You should have received a copy of the GNU Library General Public
   License along with this program; if not, write to the
   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.
  
   Author: Carl Worth <cworth@isi.edu>
*/

#include <string.h>

#include "svgint.h"

svg_status_t
_svg_length_init (svg_length_t *length, double value)
{
    return _svg_length_init_unit (length, value, SVG_LENGTH_UNIT_PX, SVG_LENGTH_ORIENTATION_OTHER);
}

svg_status_t
_svg_length_init_unit (svg_length_t		*length,
		       double			value,
		       svg_length_unit_t	unit,
		       svg_length_orientation_t orientation)
{
    length->value = value;
    length->unit = unit;
    length->orientation = orientation;

    return SVG_STATUS_SUCCESS;
}

svg_status_t
_svg_length_init_from_str (svg_length_t *length, const char *str)
{
    double value;
    svg_length_unit_t unit;
    const char *unit_str;

    value = _svg_ascii_strtod (str, &unit_str);

    if (unit_str == str)
	return SVG_STATUS_PARSE_ERROR;

    if (unit_str) {
	if (strcmp (unit_str, "px") == 0)
	    unit = SVG_LENGTH_UNIT_PX;
	else if (strcmp (unit_str, "pt") == 0)
	    unit = SVG_LENGTH_UNIT_PT;
	else if (strcmp (unit_str, "in") == 0)
	    unit = SVG_LENGTH_UNIT_IN;
	else if (strcmp (unit_str, "cm") == 0)
	    unit = SVG_LENGTH_UNIT_CM;
	else if (strcmp (unit_str, "mm") == 0)
	    unit = SVG_LENGTH_UNIT_MM;
	else if (strcmp (unit_str, "pc") == 0)
	    unit = SVG_LENGTH_UNIT_PC;
	else if (strcmp (unit_str, "em") == 0)
	    unit = SVG_LENGTH_UNIT_EM;
	else if (strcmp (unit_str, "ex") == 0)
	    unit = SVG_LENGTH_UNIT_EX;
	else if (strcmp (unit_str, "%") == 0)
	    unit = SVG_LENGTH_UNIT_PCT;
	else {
	    unit = SVG_LENGTH_UNIT_PX;
	}
    } else {
	unit = SVG_LENGTH_UNIT_PX;
    }

    return _svg_length_init_unit (length, value, unit, length->orientation);
}

svg_status_t
_svg_length_deinit (svg_length_t *length)
{
    length->value = 0.0;
    length->unit = SVG_LENGTH_UNIT_PX;

    return SVG_STATUS_SUCCESS;
}