tornavis/source/blender/blenkernel/BKE_unit.h

76 lines
2.5 KiB
C

/**
*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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.
*
* Contributor(s): Campbell Barton
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef BKE_UNIT_H
#define BKE_UNIT_H
#ifdef __cplusplus
extern "C" {
#endif
/* in all cases the value is assumed to be scaled by the user preference */
/* humanly readable representation of a value in units (used for button drawing) */
void bUnit_AsString(char *str, int len_max, double value, int prec, int system, int type, int split, int pad);
/* replace units with values, used before python button evaluation */
int bUnit_ReplaceString(char *str, int len_max, char *str_prev, double scale_pref, int system, int type);
/* make string keyboard-friendly: 10µm --> 10um */
void bUnit_ToUnitAltName(char *str, int len_max, char *orig_str, int system, int type);
/* the size of the unit used for this value (used for calculating the ckickstep) */
double bUnit_ClosestScalar(double value, int system, int type);
/* base scale for these units */
double bUnit_BaseScalar(int system, int type);
/* return true is the unit system exists */
int bUnit_IsValid(int system, int type);
/* loop over scales, coudl add names later */
//double bUnit_Iter(void **unit, char **name, int system, int type);
void bUnit_GetSystem(void **usys_pt, int *len, int system, int type);
char* bUnit_GetName(void *usys_pt, int index);
char* bUnit_GetNameDisplay(void *usys_pt, int index);
double bUnit_GetScaler(void *usys_pt, int index);
/* aligned with PropertyUnit */
#define B_UNIT_NONE 0
#define B_UNIT_LENGTH 1
#define B_UNIT_AREA 2
#define B_UNIT_VOLUME 3
#define B_UNIT_MASS 4
#define B_UNIT_ROTATION 5
#define B_UNIT_TIME 6
#define B_UNIT_VELOCITY 7
#define B_UNIT_ACCELERATION 8
#define B_UNIT_MAXDEF 9
#ifdef __cplusplus
}
#endif
#endif /* BKE_UNIT_H */