transform_mode_tilt.c

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/*
 * 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.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 */
 
#include <stdlib.h>
 
#include "BLI_math.h"
#include "BLI_string.h"
 
#include "BKE_context.h"
#include "BKE_unit.h"
 
#include "ED_screen.h"
 
#include "UI_interface.h"
 
#include "BLT_translation.h"
 
#include "transform.h"
#include "transform_mode.h"
#include "transform_snap.h"
 
/* -------------------------------------------------------------------- */
static void applyTilt(TransInfo *t, const int UNUSED(mval[2]))
{
  int i;
  char str[UI_MAX_DRAW_STR];
 
  float final;
 
  final = t->values[0];
 
  transform_snap_increment(t, &final);
 
  applyNumInput(&t->num, &final);
 
  t->values_final[0] = final;
 
  if (hasNumInput(&t->num)) {
    char c[NUM_STR_REP_LEN];
 
    outputNumInput(&(t->num), c, &t->scene->unit);
 
    BLI_snprintf(str, sizeof(str), TIP_("Tilt: %s° %s"), &c[0], t->proptext);
 
    /* XXX For some reason, this seems needed for this op, else RNA prop is not updated... :/ */
    t->values_final[0] = final;
  }
  else {
    BLI_snprintf(str, sizeof(str), TIP_("Tilt: %.2f° %s"), RAD2DEGF(final), t->proptext);
  }
 
  FOREACH_TRANS_DATA_CONTAINER (t, tc) {
    TransData *td = tc->data;
    for (i = 0; i < tc->data_len; i++, td++) {
      if (td->flag & TD_SKIP) {
        continue;
      }
 
      if (td->val) {
        *td->val = td->ival + final * td->factor;
      }
    }
  }
 
  recalcData(t);
 
  ED_area_status_text(t->area, str);
}
 
void initTilt(TransInfo *t)
{
  t->mode = TFM_TILT;
  t->transform = applyTilt;
 
  initMouseInputMode(t, &t->mouse, INPUT_ANGLE);
 
  t->idx_max = 0;
  t->num.idx_max = 0;
  t->snap[0] = DEG2RAD(5.0);
  t->snap[1] = DEG2RAD(1.0);
 
  copy_v3_fl(t->num.val_inc, t->snap[1]);
  t->num.unit_sys = t->scene->unit.system;
  t->num.unit_use_radians = (t->scene->unit.system_rotation == USER_UNIT_ROT_RADIANS);
  t->num.unit_type[0] = B_UNIT_ROTATION;
 
  t->flag |= T_NO_CONSTRAINT | T_NO_PROJECT;
}