static bGPDlayer *rna_GPencil_layer_new(bGPdata *gpd, const char *name, int setactive)
{
bGPDlayer *gl = gpencil_layer_addnew(gpd, name, setactive);
WM_main_add_notifier(NC_GPENCIL | ND_DATA | NA_EDITED, NULL);
return gl;
}
static bool view3d_ruler_to_gpencil(bContext *C, RulerInfo *ruler_info)
{
Scene *scene = CTX_data_scene(C);
bGPDlayer *gpl;
bGPDframe *gpf;
bGPDstroke *gps;
RulerItem *ruler_item;
const char *ruler_name = RULER_ID;
bool changed = false;
if (scene->gpd == NULL) {
scene->gpd = gpencil_data_addnew("GPencil");
}
gpl = BLI_findstring(&scene->gpd->layers, ruler_name, offsetof(bGPDlayer, info));
if (gpl == NULL) {
gpl = gpencil_layer_addnew(scene->gpd, ruler_name, false);
gpl->thickness = 1;
gpl->flag |= GP_LAYER_HIDE;
}
gpf = gpencil_layer_getframe(gpl, CFRA, true);
free_gpencil_strokes(gpf);
for (ruler_item = ruler_info->items.first; ruler_item; ruler_item = ruler_item->next) {
bGPDspoint *pt;
int j;
/* allocate memory for a new stroke */
gps = MEM_callocN(sizeof(bGPDstroke), "gp_stroke");
if (ruler_item->flag & RULERITEM_USE_ANGLE) {
gps->totpoints = 3;
pt = gps->points = MEM_callocN(sizeof(bGPDspoint) * gps->totpoints, "gp_stroke_points");
for (j = 0; j < 3; j++) {
copy_v3_v3(&pt->x, ruler_item->co[j]);
pt->pressure = 1.0f;
pt++;
}
}
else {
gps->totpoints = 2;
pt = gps->points = MEM_callocN(sizeof(bGPDspoint) * gps->totpoints, "gp_stroke_points");
for (j = 0; j < 3; j += 2) {
copy_v3_v3(&pt->x, ruler_item->co[j]);
pt->pressure = 1.0f;
pt++;
}
}
gps->flag = GP_STROKE_3DSPACE;
BLI_addtail(&gpf->strokes, gps);
changed = true;
}
return changed;
}
/* add new layer - wrapper around API */
static int gp_layer_add_exec(bContext *C, wmOperator *op)
{
bGPdata **gpd_ptr = gpencil_data_get_pointers(C, NULL);
/* if there's no existing Grease-Pencil data there, add some */
if (gpd_ptr == NULL) {
BKE_report(op->reports, RPT_ERROR, "Nowhere for grease pencil data to go");
return OPERATOR_CANCELLED;
}
if (*gpd_ptr == NULL)
*gpd_ptr = gpencil_data_addnew(DATA_("GPencil"));
/* add new layer now */
gpencil_layer_addnew(*gpd_ptr, DATA_("GP_Layer"), 1);
/* notifiers */
WM_event_add_notifier(C, NC_GPENCIL | ND_DATA | NA_EDITED, NULL);
return OPERATOR_FINISHED;
}