Cleanup: Split transform.c in multiple files

Differential Revision: https://developer.blender.org/D5819

1 files changed, 168 insertions, 0 deletions

diff --git a/source/blender/editors/transform/transform_mode_timescale.c b/source/blender/editors/transform/transform_mode_timescale.c
new file mode 100644
index 00000000000..2e6d0a59a05
--- /dev/null
+++ b/source/blender/editors/transform/transform_mode_timescale.c
@@ -0,0 +1,168 @@
+/*
+ * 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.
+ */
+
+/** \file
+ * \ingroup edtransform
+ */
+
+#include <stdlib.h>
+
+#include "DNA_anim_types.h"
+
+#include "BLI_math.h"
+#include "BLI_string.h"
+
+#include "BKE_context.h"
+#include "BKE_nla.h"
+#include "BKE_unit.h"
+
+#include "ED_screen.h"
+
+#include "UI_interface.h"
+
+#include "BLT_translation.h"
+
+#include "transform.h"
+#include "transform_mode.h"
+
+/* -------------------------------------------------------------------- */
+/* Transform (Animation Time Scale) */
+
+/** \name Transform Animation Time Scale
+ * \{ */
+
+static void headerTimeScale(TransInfo *t, char str[UI_MAX_DRAW_STR])
+{
+  char tvec[NUM_STR_REP_LEN * 3];
+
+  if (hasNumInput(&t->num)) {
+    outputNumInput(&(t->num), tvec, &t->scene->unit);
+  }
+  else {
+    BLI_snprintf(&tvec[0], NUM_STR_REP_LEN, "%.4f", t->values_final[0]);
+  }
+
+  BLI_snprintf(str, UI_MAX_DRAW_STR, TIP_("ScaleX: %s"), &tvec[0]);
+}
+
+static void applyTimeScaleValue(TransInfo *t, float value)
+{
+  Scene *scene = t->scene;
+  int i;
+
+  const short autosnap = getAnimEdit_SnapMode(t);
+  const double secf = FPS;
+
+  FOREACH_TRANS_DATA_CONTAINER (t, tc) {
+    TransData *td = tc->data;
+    TransData2D *td2d = tc->data_2d;
+    for (i = 0; i < tc->data_len; i++, td++, td2d++) {
+      /* it is assumed that td->extra is a pointer to the AnimData,
+       * whose active action is where this keyframe comes from
+       * (this is only valid when not in NLA)
+       */
+      AnimData *adt = (t->spacetype != SPACE_NLA) ? td->extra : NULL;
+      float startx = CFRA;
+      float fac = value;
+
+      if (autosnap == SACTSNAP_TSTEP) {
+        fac = (float)(floor((double)fac / secf + 0.5) * secf);
+      }
+      else if (autosnap == SACTSNAP_STEP) {
+        fac = floorf(fac + 0.5f);
+      }
+
+      /* take proportional editing into account */
+      fac = ((fac - 1.0f) * td->factor) + 1;
+
+      /* check if any need to apply nla-mapping */
+      if (adt) {
+        startx = BKE_nla_tweakedit_remap(adt, startx, NLATIME_CONVERT_UNMAP);
+      }
+
+      /* now, calculate the new value */
+      *(td->val) = ((td->ival - startx) * fac) + startx;
+
+      /* apply nearest snapping */
+      doAnimEdit_SnapFrame(t, td, td2d, adt, autosnap);
+    }
+  }
+}
+
+static void applyTimeScale(TransInfo *t, const int UNUSED(mval[2]))
+{
+  char str[UI_MAX_DRAW_STR];
+
+  /* handle numeric-input stuff */
+  t->vec[0] = t->values[0];
+  applyNumInput(&t->num, &t->vec[0]);
+  t->values_final[0] = t->vec[0];
+  headerTimeScale(t, str);
+
+  applyTimeScaleValue(t, t->values_final[0]);
+
+  recalcData(t);
+
+  ED_area_status_text(t->sa, str);
+}
+
+void initTimeScale(TransInfo *t)
+{
+  float center[2];
+
+  /* this tool is only really available in the Action Editor
+   * AND NLA Editor (for strip scaling)
+   */
+  if (ELEM(t->spacetype, SPACE_ACTION, SPACE_NLA) == 0) {
+    t->state = TRANS_CANCEL;
+  }
+
+  t->mode = TFM_TIME_SCALE;
+  t->transform = applyTimeScale;
+
+  /* recalculate center2d to use CFRA and mouse Y, since that's
+   * what is used in time scale */
+  if ((t->flag & T_OVERRIDE_CENTER) == 0) {
+    t->center_global[0] = t->scene->r.cfra;
+    projectFloatView(t, t->center_global, center);
+    center[1] = t->mouse.imval[1];
+  }
+
+  /* force a reinit with the center2d used here */
+  initMouseInput(t, &t->mouse, center, t->mouse.imval, false);
+
+  initMouseInputMode(t, &t->mouse, INPUT_SPRING_FLIP);
+
+  t->flag |= T_NULL_ONE;
+  t->num.val_flag[0] |= NUM_NULL_ONE;
+
+  /* num-input has max of (n-1) */
+  t->idx_max = 0;
+  t->num.flag = 0;
+  t->num.idx_max = t->idx_max;
+
+  /* initialize snap like for everything else */
+  t->snap[0] = 0.0f;
+  t->snap[1] = t->snap[2] = 1.0f;
+
+  copy_v3_fl(t->num.val_inc, t->snap[1]);
+  t->num.unit_sys = t->scene->unit.system;
+  t->num.unit_type[0] = B_UNIT_NONE;
+}
+/** \} */