diff options
Diffstat (limited to 'source/blender/editors/transform/transform_mode_gpopacity.c')
-rw-r--r-- | source/blender/editors/transform/transform_mode_gpopacity.c | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/source/blender/editors/transform/transform_mode_gpopacity.c b/source/blender/editors/transform/transform_mode_gpopacity.c new file mode 100644 index 00000000000..0d8b5d2a5c9 --- /dev/null +++ b/source/blender/editors/transform/transform_mode_gpopacity.c @@ -0,0 +1,120 @@ +/* + * 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 "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_snap.h" +#include "transform_mode.h" + +/* -------------------------------------------------------------------- */ +/* Transform (GPencil Opacity) */ + +/** \name Transform GPencil Strokes Opacity + * \{ */ + +static void applyGPOpacity(TransInfo *t, const int UNUSED(mval[2])) +{ + float ratio; + int i; + char str[UI_MAX_DRAW_STR]; + + ratio = t->values[0]; + + snapGridIncrement(t, &ratio); + + applyNumInput(&t->num, &ratio); + + t->values_final[0] = ratio; + + /* header print for NumInput */ + if (hasNumInput(&t->num)) { + char c[NUM_STR_REP_LEN]; + + outputNumInput(&(t->num), c, &t->scene->unit); + BLI_snprintf(str, sizeof(str), TIP_("Opacity: %s"), c); + } + else { + BLI_snprintf(str, sizeof(str), TIP_("Opacity: %3f"), ratio); + } + + FOREACH_TRANS_DATA_CONTAINER (t, tc) { + TransData *td = tc->data; + for (i = 0; i < tc->data_len; i++, td++) { + if (td->flag & TD_NOACTION) { + break; + } + + if (td->flag & TD_SKIP) { + continue; + } + + if (td->val) { + *td->val = td->ival * ratio; + /* apply PET */ + *td->val = (*td->val * td->factor) + ((1.0f - td->factor) * td->ival); + CLAMP(*td->val, 0.0f, 1.0f); + } + } + } + + ED_area_status_text(t->sa, str); +} + +void initGPOpacity(TransInfo *t) +{ + t->mode = TFM_GPENCIL_OPACITY; + t->transform = applyGPOpacity; + + initMouseInputMode(t, &t->mouse, INPUT_SPRING); + + t->idx_max = 0; + t->num.idx_max = 0; + t->snap[0] = 0.0f; + t->snap[1] = 0.1f; + t->snap[2] = t->snap[1] * 0.1f; + + 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; + + t->flag |= T_NO_ZERO; +#ifdef USE_NUM_NO_ZERO + t->num.val_flag[0] |= NUM_NO_ZERO; +#endif + + t->flag |= T_NO_CONSTRAINT; +} +/** \} */ |