rna_curve.c

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/*
 * $Id: rna_curve.c 39214 2011-08-09 14:50:40Z campbellbarton $
 *
 * ***** 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): Blender Foundation (2008), Juho Veps�l�inen
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#include <stdlib.h>

#include "RNA_define.h"

#include "rna_internal.h"

#include "DNA_curve_types.h"
#include "DNA_key_types.h"
#include "DNA_material_types.h"
#include "DNA_scene_types.h"

#include "BKE_font.h"

#include "WM_types.h"

#include "BKE_curve.h"
#include "ED_curve.h"

EnumPropertyItem beztriple_handle_type_items[] = {
                {HD_FREE, "FREE", 0, "Free", ""},
                {HD_AUTO, "AUTO", 0, "Auto", ""},
                {HD_VECT, "VECTOR", 0, "Vector", ""},
                {HD_ALIGN, "ALIGNED", 0, "Aligned", ""},
                {0, NULL, 0, NULL, NULL}};

EnumPropertyItem beztriple_interpolation_mode_items[] = {
                {BEZT_IPO_CONST, "CONSTANT", 0, "Constant", ""},
                {BEZT_IPO_LIN, "LINEAR", 0, "Linear", ""},
                {BEZT_IPO_BEZ, "BEZIER", 0, "Bezier", ""},
                {0, NULL, 0, NULL, NULL}};

EnumPropertyItem curve_type_items[] = {
        {CU_POLY, "POLY", 0, "Poly", ""},
        {CU_BEZIER, "BEZIER", 0, "Bezier", ""},
        {CU_BSPLINE, "BSPLINE", 0, "BSpline", ""},
        {CU_CARDINAL, "CARDINAL", 0, "Cardinal", ""},
        {CU_NURBS, "NURBS", 0, "Ease", ""},
        {0, NULL, 0, NULL, NULL}};

#ifdef RNA_RUNTIME

#include "BLI_math.h"

#include "DNA_object_types.h"

#include "BKE_curve.h"
#include "BKE_depsgraph.h"
#include "BKE_main.h"

#include "WM_api.h"

#include "MEM_guardedalloc.h"

#include "ED_curve.h" /* for BKE_curve_nurbs */

/* highly irritating but from RNA we cant know this */
static Nurb *curve_nurb_from_point(Curve *cu, const void *point, int *nu_index, int *pt_index)
{
        ListBase *nurbs= BKE_curve_nurbs(cu);
        Nurb *nu;
        int i= 0;

        for(nu= nurbs->first; nu; nu= nu->next, i++) {
                if(nu->type == CU_BEZIER) {
                        if(point >= (void *)nu->bezt && point < (void *)(nu->bezt + nu->pntsu)) {
                                break;
                        }
                }
                else {
                        if(point >= (void *)nu->bp && point < (void *)(nu->bp + (nu->pntsu * nu->pntsv))) {
                                break;
                        }
                }
        }

        if(nu) {
                if(nu_index) {
                        *nu_index= i;
                }
        
                if(pt_index) {
                        if(nu->type == CU_BEZIER)       *pt_index= (int)((BezTriple *)point - nu->bezt);
                        else                                            *pt_index= (int)((BPoint *)point - nu->bp);
                }
        }

        return nu;
}

static StructRNA *rna_Curve_refine(PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->data;
        short obtype= curve_type(cu);
        
        if(obtype == OB_FONT) return &RNA_TextCurve;
        else if(obtype == OB_SURF) return &RNA_SurfaceCurve;
        else return &RNA_Curve;
}

static void rna_BezTriple_handle1_get(PointerRNA *ptr, float *values)
{
        BezTriple *bt= (BezTriple*)ptr->data;

        values[0]= bt->vec[0][0];
        values[1]= bt->vec[0][1];
        values[2]= bt->vec[0][2];
}

static void rna_BezTriple_handle1_set(PointerRNA *ptr, const float *values)
{
        BezTriple *bt= (BezTriple*)ptr->data;

        bt->vec[0][0]= values[0];
        bt->vec[0][1]= values[1];
        bt->vec[0][2]= values[2];
}

static void rna_BezTriple_handle2_get(PointerRNA *ptr, float *values)
{
        BezTriple *bt= (BezTriple*)ptr->data;

        values[0]= bt->vec[2][0];
        values[1]= bt->vec[2][1];
        values[2]= bt->vec[2][2];
}

static void rna_BezTriple_handle2_set(PointerRNA *ptr, const float *values)
{
        BezTriple *bt= (BezTriple*)ptr->data;

        bt->vec[2][0]= values[0];
        bt->vec[2][1]= values[1];
        bt->vec[2][2]= values[2];
}

static void rna_BezTriple_ctrlpoint_get(PointerRNA *ptr, float *values)
{
        BezTriple *bt= (BezTriple*)ptr->data;

        values[0]= bt->vec[1][0];
        values[1]= bt->vec[1][1];
        values[2]= bt->vec[1][2];
}

static void rna_BezTriple_ctrlpoint_set(PointerRNA *ptr, const float *values)
{
        BezTriple *bt= (BezTriple*)ptr->data;

        bt->vec[1][0]= values[0];
        bt->vec[1][1]= values[1];
        bt->vec[1][2]= values[2];
}

static void rna_Curve_texspace_set(Main *UNUSED(bmain), Scene *UNUSED(scene), PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->data;
        
        if (cu->texflag & CU_AUTOSPACE)
                tex_space_curve(cu);
}

static int rna_Curve_texspace_editable(PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->data;
        return (cu->texflag & CU_AUTOSPACE)? 0: PROP_EDITABLE;
}

static void rna_Curve_texspace_loc_get(PointerRNA *ptr, float *values)
{
        Curve *cu= (Curve *)ptr->data;
        
        if (!cu->bb)
                tex_space_curve(cu);
        
        copy_v3_v3(values, cu->loc);
}

static void rna_Curve_texspace_loc_set(PointerRNA *ptr, const float *values)
{
        Curve *cu= (Curve *)ptr->data;
        
        copy_v3_v3(cu->loc, values);
}

static void rna_Curve_texspace_size_get(PointerRNA *ptr, float *values)
{
        Curve *cu= (Curve *)ptr->data;
        
        if (!cu->bb)
                tex_space_curve(cu);
        
        copy_v3_v3(values, cu->size);
}

static void rna_Curve_texspace_size_set(PointerRNA *ptr, const float *values)
{
        Curve *cu= (Curve *)ptr->data;
        
        copy_v3_v3(cu->size, values);
}

static void rna_Curve_material_index_range(PointerRNA *ptr, int *min, int *max)
{
        Curve *cu= (Curve*)ptr->id.data;
        *min= 0;
        *max= cu->totcol-1;
        *max= MAX2(0, *max);
}

static void rna_Curve_active_textbox_index_range(PointerRNA *ptr, int *min, int *max)
{
        Curve *cu= (Curve*)ptr->id.data;
        *min= 0;
        *max= cu->totbox-1;
        *max= MAX2(0, *max);
}


static void rna_Curve_dimension_set(PointerRNA *ptr, int value)
{
        Curve *cu= (Curve*)ptr->id.data;
        ListBase *nurbs= BKE_curve_nurbs(cu);
        Nurb *nu= nurbs->first;

        if(value==CU_3D) {
                cu->flag |=  CU_3D;
                for( ; nu; nu= nu->next) {
                        nu->flag &= ~CU_2D;
                }
        }
        else {
                cu->flag &= ~CU_3D;
                for( ; nu; nu= nu->next) {
                        nu->flag |= CU_2D;
                        test2DNurb(nu);

                        /* since the handles are moved they need to be auto-located again */
                        if(nu->type == CU_BEZIER)
                                calchandlesNurb(nu);
                }
        }
}


static int rna_Nurb_length(PointerRNA *ptr)
{
        Nurb *nu= (Nurb*)ptr->data;
        if(nu->type == CU_BEZIER) return 0;
        return nu->pntsv>0 ? nu->pntsu*nu->pntsv : nu->pntsu;
}

static void rna_Nurb_type_set(PointerRNA *ptr, int value)
{
        Nurb *nu= (Nurb*)ptr->data;
        ED_nurb_set_spline_type(nu, value);
}

static void rna_BPoint_array_begin(CollectionPropertyIterator *iter, PointerRNA *ptr)
{
        Nurb *nu= (Nurb*)ptr->data;
        rna_iterator_array_begin(iter, (void*)nu->bp, sizeof(BPoint), nu->pntsv>0 ? nu->pntsu*nu->pntsv : nu->pntsu, 0, NULL);
}

static void rna_Curve_update_data_id(Main *UNUSED(bmain), Scene *UNUSED(scene), ID *id)
{
        DAG_id_tag_update(id, 0);
        WM_main_add_notifier(NC_GEOM|ND_DATA, id);
}

static void rna_Curve_update_data(Main *bmain, Scene *scene, PointerRNA *ptr)
{
        rna_Curve_update_data_id(bmain, scene, ptr->id.data);
}

static void rna_Curve_update_deps(Main *bmain, Scene *scene, PointerRNA *ptr)
{
        DAG_scene_sort(bmain, scene);
        rna_Curve_update_data(bmain, scene, ptr);
}

static void rna_Curve_update_points(Main *bmain, Scene *scene, PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->id.data;
        Nurb *nu= curve_nurb_from_point(cu, ptr->data, NULL, NULL);

        if(nu)
                calchandlesNurb(nu);

        rna_Curve_update_data(bmain, scene, ptr);
}

static PointerRNA rna_Curve_bevelObject_get(PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->id.data;
        Object *ob= cu->bevobj;

        if(ob)
                return rna_pointer_inherit_refine(ptr, &RNA_Object, ob);

        return rna_pointer_inherit_refine(ptr, NULL, NULL);
}

static void rna_Curve_bevelObject_set(PointerRNA *ptr, PointerRNA value)
{
        Curve *cu= (Curve*)ptr->id.data;
        Object *ob= (Object*)value.data;

        if (ob) {
                /* if bevel object has got the save curve, as object, for which it's */
                /* set as bevobj, there could be infinity loop in displist calculation */
                if (ob->type == OB_CURVE && ob->data != cu) {
                        cu->bevobj = ob;
                }
        } else {
                cu->bevobj = NULL;
        }
}

static int rna_Curve_otherObject_poll(PointerRNA *ptr, PointerRNA value)
{
        Curve *cu= (Curve*)ptr->id.data;
        Object *ob= (Object*)value.data;

        if (ob) {
                if (ob->type == OB_CURVE && ob->data != cu) {
                        return 1;
                }
        }

        return 0;
}

static PointerRNA rna_Curve_taperObject_get(PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->id.data;
        Object *ob= cu->taperobj;

        if(ob)
                return rna_pointer_inherit_refine(ptr, &RNA_Object, ob);

        return rna_pointer_inherit_refine(ptr, NULL, NULL);
}

static void rna_Curve_taperObject_set(PointerRNA *ptr, PointerRNA value)
{
        Curve *cu= (Curve*)ptr->id.data;
        Object *ob= (Object*)value.data;

        if (ob) {
                /* if taper object has got the save curve, as object, for which it's */
                /* set as bevobj, there could be infinity loop in displist calculation */
                if (ob->type == OB_CURVE && ob->data != cu) {
                        cu->taperobj = ob;
                }
        } else {
                cu->taperobj = NULL;
        }
}

static void rna_Curve_resolution_u_update_data(Main *bmain, Scene *scene, PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->id.data;
        ListBase *nurbs= BKE_curve_nurbs(cu);
        Nurb *nu= nurbs->first;

        while(nu) {
                nu->resolu= cu->resolu;
                nu= nu->next;
        }
        
        rna_Curve_update_data(bmain, scene, ptr);
}

static void rna_Curve_resolution_v_update_data(Main *bmain, Scene *scene, PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->id.data;
        ListBase *nurbs= BKE_curve_nurbs(cu);
        Nurb *nu=nurbs->first;


        while(nu) {
                nu->resolv= cu->resolv;
                nu= nu->next;
        }

        rna_Curve_update_data(bmain, scene, ptr);
}

static float rna_Curve_offset_get(PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->id.data;
        return cu->width - 1.0f;
}

static void rna_Curve_offset_set(PointerRNA *ptr, float value)
{
        Curve *cu= (Curve*)ptr->id.data;
        cu->width= 1.0f + value;
}

/* name functions that ignore the first two ID characters */
void rna_Curve_body_get(PointerRNA *ptr, char *value)
{
        Curve *cu= (Curve*)ptr->id.data;
        BLI_strncpy(value, cu->str, cu->len+1);
}

int rna_Curve_body_length(PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->id.data;
        return cu->len;
}

/* TODO - check UTF & python play nice */
void rna_Curve_body_set(PointerRNA *ptr, const char *value)
{
        int len= strlen(value);
        Curve *cu= (Curve*)ptr->id.data;

        cu->len= cu->pos = len;

        if(cu->str)             MEM_freeN(cu->str);
        if(cu->strinfo) MEM_freeN(cu->strinfo);

        cu->str = MEM_callocN(len + sizeof(wchar_t), "str");
        cu->strinfo = MEM_callocN( (len+4) *sizeof(CharInfo), "strinfo"); /* don't know why this is +4, just duplicating load_editText() */

        //wcs2utf8s(cu->str, value); // value is not wchar_t
        BLI_strncpy(cu->str, value, len+1);
}

static void rna_Nurb_update_cyclic_u(Main *bmain, Scene *scene, PointerRNA *ptr)
{
        Nurb *nu= (Nurb*)ptr->data;

        if(nu->type == CU_BEZIER) {
                calchandlesNurb(nu);
        } else {
                nurbs_knot_calc_u(nu);
        }

        rna_Curve_update_data(bmain, scene, ptr);
}

static void rna_Nurb_update_cyclic_v(Main *bmain, Scene *scene, PointerRNA *ptr)
{
        Nurb *nu= (Nurb*)ptr->data;

        nurbs_knot_calc_v(nu);

        rna_Curve_update_data(bmain, scene, ptr);
}

static void rna_Nurb_update_knot_u(Main *bmain, Scene *scene, PointerRNA *ptr)
{
        Nurb *nu= (Nurb*)ptr->data;

        clamp_nurb_order_u(nu);
        nurbs_knot_calc_u(nu);

        rna_Curve_update_data(bmain, scene, ptr);
}

static void rna_Nurb_update_knot_v(Main *bmain, Scene *scene, PointerRNA *ptr)
{
        Nurb *nu= (Nurb*)ptr->data;

        clamp_nurb_order_v(nu);
        nurbs_knot_calc_v(nu);

        rna_Curve_update_data(bmain, scene, ptr);
}

static void rna_Curve_spline_points_add(ID *id, Nurb *nu, ReportList *reports, int number)
{
        if(nu->type == CU_BEZIER) {
                BKE_report(reports, RPT_ERROR, "Bezier spline can't have points added");
        }
        else if(number==0) {
                // do nothing
        } else {

                addNurbPoints(nu, number);

                /* update */
                nurbs_knot_calc_u(nu);

                rna_Curve_update_data_id(NULL, NULL, id);
        }
}

static void rna_Curve_spline_bezpoints_add(ID *id, Nurb *nu, ReportList *reports, int number)
{
        if(nu->type != CU_BEZIER) {
                BKE_report(reports, RPT_ERROR, "Only Bezier splines can be added");
        }
        else if(number==0) {
                // do nothing
        } else {
                addNurbPointsBezier(nu, number);

                /* update */
                nurbs_knot_calc_u(nu);

                rna_Curve_update_data_id(NULL, NULL, id);
        }
}

static Nurb *rna_Curve_spline_new(Curve *cu, int type)
{
        Nurb *nu= ( Nurb * ) MEM_callocN( sizeof( Nurb ), "spline.new" );

        if(type==CU_BEZIER) {
                BezTriple *bezt= (BezTriple *)MEM_callocN(sizeof(BezTriple), "spline.new.bezt");
                bezt->radius= 1.0;
                nu->bezt= bezt;
        }
        else {
                BPoint *bp= (BPoint *)MEM_callocN(sizeof(BPoint), "spline.new.bp");
                bp->radius= 1.0f;
                nu->bp= bp;
        }

        nu->type= type;
        nu->pntsu= 1;
        nu->pntsv= 1;

        nu->orderu= nu->orderv= 4;
        nu->resolu= nu->resolv= 12;
        nu->flag= CU_SMOOTH;

        BLI_addtail(BKE_curve_nurbs(cu), nu);

        return nu;
}

static void rna_Curve_spline_remove(Curve *cu, ReportList *reports, Nurb *nu)
{
        int found= 0;
        ListBase *nurbs= BKE_curve_nurbs(cu);

        found= BLI_remlink_safe(nurbs, nu);

        if(!found) {
                BKE_reportf(reports, RPT_ERROR, "Curve \"%s\" does not contain spline given", cu->id.name+2);
                return;
        }

        freeNurb(nu);
        /* invalidate pointer!, no can do */
}

static PointerRNA rna_Curve_active_spline_get(PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->data;
        Nurb *nu;
        ListBase *nurbs= BKE_curve_nurbs(cu);

        // for curve outside editmode will set to -1,  should be changed to be allowed outside of editmode.
        nu= BLI_findlink(nurbs, cu->actnu);

        if(nu)
                return rna_pointer_inherit_refine(ptr, &RNA_Spline, nu);

        return rna_pointer_inherit_refine(ptr, NULL, NULL);
}

static void rna_Curve_active_spline_set(PointerRNA *ptr, PointerRNA value)
{
        Curve *cu= (Curve*)ptr->data;
        Nurb *nu= value.data;
        ListBase *nubase= BKE_curve_nurbs(cu);

        /* -1 is ok for an unset index */
        if(nu==NULL)
                cu->actnu= -1;
        else
                cu->actnu= BLI_findindex(nubase, nu);
}

static char *rna_Curve_spline_path(PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->id.data;
        ListBase *nubase= BKE_curve_nurbs(cu);
        Nurb *nu= ptr->data;
        int index= BLI_findindex(nubase, nu);

        if (index >= 0)
                return BLI_sprintfN("splines[%d]", index);
        else
                return BLI_strdup("");
}

/* use for both bezier and nurbs */
static char *rna_Curve_spline_point_path(PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->id.data;
        Nurb *nu;
        void *point= ptr->data;
        int nu_index, pt_index;

        nu= curve_nurb_from_point(cu, point, &nu_index, &pt_index);

        if (nu) {
                if(nu->type == CU_BEZIER) {
                        return BLI_sprintfN("splines[%d].bezier_points[%d]", nu_index, pt_index);
                }
                else {
                        return BLI_sprintfN("splines[%d].points[%d]", nu_index, pt_index);
                }       
        }
        else {
                return BLI_strdup("");
        }
}


static char *rna_TextBox_path(PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->id.data;
        TextBox *tb= ptr->data;
        int index= (int)(tb - cu->tb);

        if (index >= 0 && index < cu->totbox)
                return BLI_sprintfN("text_boxes[%d]", index);
        else
                return BLI_strdup("");
}

static void rna_Curve_splines_begin(CollectionPropertyIterator *iter, PointerRNA *ptr)
{
        Curve *cu= (Curve*)ptr->id.data;
        rna_iterator_listbase_begin(iter, BKE_curve_nurbs(cu), NULL);
}

#else

static void rna_def_bpoint(BlenderRNA *brna)
{
        StructRNA *srna;
        PropertyRNA *prop;

        srna= RNA_def_struct(brna, "SplinePoint", NULL);
        RNA_def_struct_sdna(srna, "BPoint");
        RNA_def_struct_ui_text(srna, "SplinePoint", "Spline point without handles");

        /* Boolean values */
        prop= RNA_def_property(srna, "select", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "f1", 0);
        RNA_def_property_ui_text(prop, "Select", "Selection status");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "hide", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "hide", 0);
        RNA_def_property_ui_text(prop, "Hide", "Visibility status");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        /* Vector value */
        prop= RNA_def_property(srna, "co", PROP_FLOAT, PROP_TRANSLATION);
        RNA_def_property_array(prop, 3);
        RNA_def_property_float_sdna(prop, NULL, "vec");
        RNA_def_property_ui_text(prop, "Point", "Point coordinates");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "weight", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "vec[3]");
        RNA_def_property_ui_text(prop, "Weight", "Nurbs weight");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        /* Number values */
        prop= RNA_def_property(srna, "tilt", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "alfa");
        /*RNA_def_property_range(prop, -FLT_MAX, FLT_MAX);*/
        RNA_def_property_ui_text(prop, "Tilt", "Tilt in 3D View");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "weight_softbody", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "weight");
        RNA_def_property_range(prop, 0.01f, 100.0f);
        RNA_def_property_ui_text(prop, "Weight", "Softbody goal weight");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "radius", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "radius");
        RNA_def_property_range(prop, 0.0f, FLT_MAX);
        RNA_def_property_ui_text(prop, "Bevel Radius", "Radius for bevelling");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        RNA_def_struct_path_func(srna, "rna_Curve_spline_point_path");
}

static void rna_def_beztriple(BlenderRNA *brna)
{
        StructRNA *srna;
        PropertyRNA *prop;

        srna= RNA_def_struct(brna, "BezierSplinePoint", NULL);
        RNA_def_struct_sdna(srna, "BezTriple");
        RNA_def_struct_ui_text(srna, "Bezier Curve Point", "Bezier curve point with two handles");

        /* Boolean values */
        prop= RNA_def_property(srna, "select_left_handle", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "f1", 0);
        RNA_def_property_ui_text(prop, "Handle 1 selected", "Handle 1 selection status");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "select_right_handle", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "f3", 0);
        RNA_def_property_ui_text(prop, "Handle 2 selected", "Handle 2 selection status");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "select_control_point", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "f2", 0);
        RNA_def_property_ui_text(prop, "Control Point selected", "Control point selection status");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "hide", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "hide", 0);
        RNA_def_property_ui_text(prop, "Hide", "Visibility status");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        /* Enums */
        prop= RNA_def_property(srna, "handle_left_type", PROP_ENUM, PROP_NONE);
        RNA_def_property_enum_sdna(prop, NULL, "h1");
        RNA_def_property_enum_items(prop, beztriple_handle_type_items);
        RNA_def_property_ui_text(prop, "Handle 1 Type", "Handle types");
        RNA_def_property_update(prop, 0, "rna_Curve_update_points");

        prop= RNA_def_property(srna, "handle_right_type", PROP_ENUM, PROP_NONE);
        RNA_def_property_enum_sdna(prop, NULL, "h2");
        RNA_def_property_enum_items(prop, beztriple_handle_type_items);
        RNA_def_property_ui_text(prop, "Handle 2 Type", "Handle types");
        RNA_def_property_update(prop, 0, "rna_Curve_update_points");

        /* Vector values */
        prop= RNA_def_property(srna, "handle_left", PROP_FLOAT, PROP_TRANSLATION);
        RNA_def_property_array(prop, 3);
        RNA_def_property_float_funcs(prop, "rna_BezTriple_handle1_get", "rna_BezTriple_handle1_set", NULL);
        RNA_def_property_ui_text(prop, "Handle 1", "Coordinates of the first handle");
        RNA_def_property_update(prop, 0, "rna_Curve_update_points");

        prop= RNA_def_property(srna, "co", PROP_FLOAT, PROP_TRANSLATION);
        RNA_def_property_array(prop, 3);
        RNA_def_property_float_funcs(prop, "rna_BezTriple_ctrlpoint_get", "rna_BezTriple_ctrlpoint_set", NULL);
        RNA_def_property_ui_text(prop, "Control Point", "Coordinates of the control point");
        RNA_def_property_update(prop, 0, "rna_Curve_update_points");

        prop= RNA_def_property(srna, "handle_right", PROP_FLOAT, PROP_TRANSLATION);
        RNA_def_property_array(prop, 3);
        RNA_def_property_float_funcs(prop, "rna_BezTriple_handle2_get", "rna_BezTriple_handle2_set", NULL);
        RNA_def_property_ui_text(prop, "Handle 2", "Coordinates of the second handle");
        RNA_def_property_update(prop, 0, "rna_Curve_update_points");

        /* Number values */
        prop= RNA_def_property(srna, "tilt", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "alfa");
        /*RNA_def_property_range(prop, -FLT_MAX, FLT_MAX);*/
        RNA_def_property_ui_text(prop, "Tilt", "Tilt in 3D View");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "weight", PROP_FLOAT, PROP_NONE);
        RNA_def_property_range(prop, 0.01f, 100.0f);
        RNA_def_property_ui_text(prop, "Weight", "Softbody goal weight");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "radius", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "radius");
        RNA_def_property_range(prop, 0.0f, FLT_MAX);
        RNA_def_property_ui_text(prop, "Bevel Radius", "Radius for bevelling");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        RNA_def_struct_path_func(srna, "rna_Curve_spline_point_path");
}

static void rna_def_path(BlenderRNA *brna, StructRNA *srna)
{
        PropertyRNA *prop;
        
        /* number values */
        prop= RNA_def_property(srna, "path_duration", PROP_INT, PROP_NONE);
        RNA_def_property_int_sdna(prop, NULL, "pathlen");
        RNA_def_property_range(prop, 1, MAXFRAME);
        RNA_def_property_ui_text(prop, "Path Length", "The number of frames that are needed to traverse the path, defining the maximum value for the 'Evaluation Time' setting");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        /* flags */
        prop= RNA_def_property(srna, "use_path", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_PATH);
        RNA_def_property_ui_text(prop, "Path", "Enable the curve to become a translation path");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "use_path_follow", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_FOLLOW);
        RNA_def_property_ui_text(prop, "Follow", "Make curve path children to rotate along the path");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "use_stretch", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_STRETCH);
        RNA_def_property_ui_text(prop, "Stretch", "Option for curve-deform: makes deformed child to stretch along entire path");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "use_deform_bounds", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", CU_DEFORM_BOUNDS_OFF);
        RNA_def_property_ui_text(prop, "Bounds Clamp", "Use the mesh bounds to clamp the deformation");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");      

        prop= RNA_def_property(srna, "use_time_offset", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_OFFS_PATHDIST);
        RNA_def_property_ui_text(prop, "Offset Path Distance", "Children will use TimeOffs value as path distance offset");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "use_radius", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_PATH_RADIUS);
        RNA_def_property_ui_text(prop, "Radius", "Option for paths: apply the curve radius with path following it and deforming");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
}

static void rna_def_nurbs(BlenderRNA *brna, StructRNA *srna)
{
        PropertyRNA *prop;
        
        /* flags */
        prop= RNA_def_property(srna, "use_uv_as_generated", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_UV_ORCO);
        RNA_def_property_ui_text(prop, "Use UV for Mapping", "Uses the UV values as Generated textured coordinates");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
}

static void rna_def_font(BlenderRNA *brna, StructRNA *srna)
{
        PropertyRNA *prop;
        
        static EnumPropertyItem prop_align_items[] = {
                {CU_LEFT, "LEFT", 0, "Left", "Align text to the left"},
                {CU_MIDDLE, "CENTER", 0, "Center", "Center text"},
                {CU_RIGHT, "RIGHT", 0, "Right", "Align text to the right"},
                {CU_JUSTIFY, "JUSTIFY", 0, "Justify", "Align to the left and the right"},
                {CU_FLUSH, "FLUSH", 0, "Flush", "Align to the left and the right, with equal character spacing"},
                {0, NULL, 0, NULL, NULL}};
                
        /* Enums */
        prop= RNA_def_property(srna, "align", PROP_ENUM, PROP_NONE);
        RNA_def_property_enum_sdna(prop, NULL, "spacemode");
        RNA_def_property_enum_items(prop, prop_align_items);
        RNA_def_property_ui_text(prop, "Text Align", "Text align from the object center");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        /* number values */
        prop= RNA_def_property(srna, "size", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "fsize");
        RNA_def_property_range(prop, 0.0001f, 10000.0f);
        RNA_def_property_ui_range(prop, 0.01, 10, 1, 3);
        RNA_def_property_ui_text(prop, "Font size", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "small_caps_scale", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "smallcaps_scale");
        RNA_def_property_ui_range(prop, 0, 1.0, 1, 2);
        RNA_def_property_ui_text(prop, "Small Caps", "Scale of small capitals");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "space_line", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "linedist");
        RNA_def_property_range(prop, 0.0f, 10.0f);
        RNA_def_property_ui_text(prop, "Distance between lines of text", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "space_word", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "wordspace");
        RNA_def_property_range(prop, 0.0f, 10.0f);
        RNA_def_property_ui_text(prop, "Spacing between words", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "space_character", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "spacing");
        RNA_def_property_range(prop, 0.0f, 10.0f);
        RNA_def_property_ui_text(prop, "Global spacing between characters", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "shear", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "shear");
        RNA_def_property_range(prop, -1.0f, 1.0f);
        RNA_def_property_ui_text(prop, "Shear", "Italic angle of the characters");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "offset_x", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "xof");
        RNA_def_property_range(prop, -50.0f, 50.0f);
        RNA_def_property_ui_text(prop, "X Offset", "Horizontal offset from the object origin");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "offset_y", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "yof");
        RNA_def_property_range(prop, -50.0f, 50.0f);
        RNA_def_property_ui_text(prop, "Y Offset", "Vertical offset from the object origin");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "underline_position", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "ulpos");
        RNA_def_property_range(prop, -0.2f, 0.8f);
        RNA_def_property_ui_text(prop, "Underline Position", "Vertical position of underline");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "underline_height", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "ulheight");
        RNA_def_property_range(prop, -0.2f, 0.8f);
        RNA_def_property_ui_text(prop, "Underline Thickness", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "text_boxes", PROP_COLLECTION, PROP_NONE);
        RNA_def_property_collection_sdna(prop, NULL, "tb", "totbox");
        RNA_def_property_struct_type(prop, "TextBox");
        RNA_def_property_ui_text(prop, "Textboxes", "");

        prop= RNA_def_property(srna, "active_textbox", PROP_INT, PROP_NONE);
        RNA_def_property_int_sdna(prop, NULL, "actbox");
        RNA_def_property_ui_text(prop, "The active text box", "");
        RNA_def_property_int_funcs(prop, NULL, NULL, "rna_Curve_active_textbox_index_range");
        
        /* strings */
        prop= RNA_def_property(srna, "family", PROP_STRING, PROP_NONE);
        RNA_def_property_string_maxlength(prop, MAX_ID_NAME-2);
        RNA_def_property_ui_text(prop, "Object Font", "Use Blender Objects as font characters. Give font objects a common name followed by the character it represents, eg. familya, familyb etc, and turn on Verts Duplication");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "body", PROP_STRING, PROP_NONE);
        RNA_def_property_string_sdna(prop, NULL, "str");
        RNA_def_property_ui_text(prop, "Body Text", "contents of this text object");
        RNA_def_property_string_funcs(prop, "rna_Curve_body_get", "rna_Curve_body_length", "rna_Curve_body_set");
        RNA_def_property_string_maxlength(prop, 8192); /* note that originally str did not have a limit! */
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "body_format", PROP_COLLECTION, PROP_NONE);
        RNA_def_property_collection_sdna(prop, NULL, "strinfo", "len");
        RNA_def_property_struct_type(prop, "TextCharacterFormat");
        RNA_def_property_ui_text(prop, "Character Info", "Stores the style of each character");
        
        /* pointers */
        prop= RNA_def_property(srna, "follow_curve", PROP_POINTER, PROP_NONE);
        RNA_def_property_pointer_sdna(prop, NULL, "textoncurve");
        RNA_def_property_pointer_funcs(prop, NULL, NULL, NULL, "rna_Curve_otherObject_poll");
        RNA_def_property_flag(prop, PROP_EDITABLE);
        RNA_def_property_ui_text(prop, "Text on Curve", "Curve deforming text object");
        RNA_def_property_update(prop, 0, "rna_Curve_update_deps");
        
        prop= RNA_def_property(srna, "font", PROP_POINTER, PROP_NONE);
        RNA_def_property_pointer_sdna(prop, NULL, "vfont");
        RNA_def_property_ui_text(prop, "Font", "");
        RNA_def_property_flag(prop, PROP_EDITABLE);
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "font_bold", PROP_POINTER, PROP_NONE);
        RNA_def_property_pointer_sdna(prop, NULL, "vfontb");
        RNA_def_property_ui_text(prop, "Font Bold", "");
        RNA_def_property_flag(prop, PROP_EDITABLE);
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "font_italic", PROP_POINTER, PROP_NONE);
        RNA_def_property_pointer_sdna(prop, NULL, "vfonti");
        RNA_def_property_ui_text(prop, "Font Italic", "");
        RNA_def_property_flag(prop, PROP_EDITABLE);
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "font_bold_italic", PROP_POINTER, PROP_NONE);
        RNA_def_property_pointer_sdna(prop, NULL, "vfontbi");
        RNA_def_property_ui_text(prop, "Font Bold Italic", "");
        RNA_def_property_flag(prop, PROP_EDITABLE);
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "edit_format", PROP_POINTER, PROP_NONE);
        RNA_def_property_pointer_sdna(prop, NULL, "curinfo");
        RNA_def_property_ui_text(prop, "Edit Format", "Editing settings character formatting");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        /* flags */
        prop= RNA_def_property(srna, "use_fast_edit", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_FAST);
        RNA_def_property_ui_text(prop, "Fast Editing", "Don't fill polygons while editing");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
}

static void rna_def_textbox(BlenderRNA *brna)
{
        StructRNA *srna;
        PropertyRNA *prop;
        
        srna= RNA_def_struct(brna, "TextBox", NULL);
        RNA_def_struct_ui_text(srna, "Text Box", "Text bounding box for layout");
        
        /* number values */
        prop= RNA_def_property(srna, "x", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "x");
        RNA_def_property_range(prop, -50.0f, 50.0f);
        RNA_def_property_ui_text(prop, "Textbox X Offset", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "y", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "y");
        RNA_def_property_range(prop, -50.0f, 50.0f);
        RNA_def_property_ui_text(prop, "Textbox Y Offset", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "width", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "w");
        RNA_def_property_range(prop, 0.0f, 50.0f);
        RNA_def_property_ui_text(prop, "Textbox Width", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "height", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "h");
        RNA_def_property_range(prop, 0.0f, 50.0f);
        RNA_def_property_ui_text(prop, "Textbox Height", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        RNA_def_struct_path_func(srna, "rna_TextBox_path");
}

static void rna_def_charinfo(BlenderRNA *brna)
{
        StructRNA *srna;
        PropertyRNA *prop;
        
        srna= RNA_def_struct(brna, "TextCharacterFormat", NULL);
        RNA_def_struct_sdna(srna, "CharInfo");
        RNA_def_struct_ui_text(srna, "Text Character Format", "Text character formatting settings");
        
        /* flags */
        prop= RNA_def_property(srna, "use_bold", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_CHINFO_BOLD);
        RNA_def_property_ui_text(prop, "Bold", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "use_italic", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_CHINFO_ITALIC);
        RNA_def_property_ui_text(prop, "Italic", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "use_underline", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_CHINFO_UNDERLINE);
        RNA_def_property_ui_text(prop, "Underline", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        /* probably there is no reason to expose this */
        /* prop= RNA_def_property(srna, "wrap", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_CHINFO_WRAP);
        RNA_def_property_ui_text(prop, "Wrap", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data"); */

        prop= RNA_def_property(srna, "use_small_caps", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_CHINFO_SMALLCAPS);
        RNA_def_property_ui_text(prop, "Small Caps", "");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
}

static void rna_def_surface(BlenderRNA *brna)
{
        StructRNA *srna;
        
        srna= RNA_def_struct(brna, "SurfaceCurve", "Curve");
        RNA_def_struct_sdna(srna, "Curve");
        RNA_def_struct_ui_text(srna, "Surface Curve", "Curve datablock used for storing surfaces");
        RNA_def_struct_ui_icon(srna, ICON_SURFACE_DATA);

        rna_def_nurbs(brna, srna);
}

static void rna_def_text(BlenderRNA *brna)
{
        StructRNA *srna;
        
        srna= RNA_def_struct(brna, "TextCurve", "Curve");
        RNA_def_struct_sdna(srna, "Curve");
        RNA_def_struct_ui_text(srna, "Text Curve", "Curve datablock used for storing text");
        RNA_def_struct_ui_icon(srna, ICON_FONT_DATA);

        rna_def_font(brna, srna);
        rna_def_nurbs(brna, srna);
}


/* curve.splines[0].points */
static void rna_def_curve_spline_points(BlenderRNA *brna, PropertyRNA *cprop)
{
        StructRNA *srna;
        //PropertyRNA *prop;

        FunctionRNA *func;
        //PropertyRNA *parm;

        RNA_def_property_srna(cprop, "SplinePoints");
        srna= RNA_def_struct(brna, "SplinePoints", NULL);
        RNA_def_struct_sdna(srna, "Nurb");
        RNA_def_struct_ui_text(srna, "Spline Points", "Collection of spline points");

        func= RNA_def_function(srna, "add", "rna_Curve_spline_points_add");
        RNA_def_function_ui_description(func, "Add a number of points to this spline.");
        RNA_def_function_flag(func, FUNC_USE_SELF_ID|FUNC_USE_REPORTS);
        RNA_def_int(func, "count", 1, 1, INT_MAX, "Number", "Number of points to add to the spline", 1, INT_MAX);

        /*
        func= RNA_def_function(srna, "remove", "rna_Curve_spline_remove");
        RNA_def_function_ui_description(func, "Remove a spline from a curve.");
        RNA_def_function_flag(func, FUNC_USE_REPORTS);
        parm= RNA_def_pointer(func, "spline", "Spline", "", "The spline to remove.");
        RNA_def_property_flag(parm, PROP_REQUIRED|PROP_NEVER_NULL);
        */
}

static void rna_def_curve_spline_bezpoints(BlenderRNA *brna, PropertyRNA *cprop)
{
        StructRNA *srna;
        //PropertyRNA *prop;

        FunctionRNA *func;
        //PropertyRNA *parm;

        RNA_def_property_srna(cprop, "SplineBezierPoints");
        srna= RNA_def_struct(brna, "SplineBezierPoints", NULL);
        RNA_def_struct_sdna(srna, "Nurb");
        RNA_def_struct_ui_text(srna, "Spline Bezier Points", "Collection of spline bezirt points");

        func= RNA_def_function(srna, "add", "rna_Curve_spline_bezpoints_add");
        RNA_def_function_ui_description(func, "Add a number of points to this spline.");
        RNA_def_function_flag(func, FUNC_USE_SELF_ID|FUNC_USE_REPORTS);
        RNA_def_int(func, "count", 1, INT_MIN, INT_MAX, "Number", "Number of points to add to the spline", 0, INT_MAX);

        /*
        func= RNA_def_function(srna, "remove", "rna_Curve_spline_remove");
        RNA_def_function_ui_description(func, "Remove a spline from a curve.");
        RNA_def_function_flag(func, FUNC_USE_REPORTS);
        parm= RNA_def_pointer(func, "spline", "Spline", "", "The spline to remove.");
        RNA_def_property_flag(parm, PROP_REQUIRED|PROP_NEVER_NULL);
        */
}

/* curve.splines */
static void rna_def_curve_splines(BlenderRNA *brna, PropertyRNA *cprop)
{
        StructRNA *srna;
        PropertyRNA *prop;

        FunctionRNA *func;
        PropertyRNA *parm;

        RNA_def_property_srna(cprop, "CurveSplines");
        srna= RNA_def_struct(brna, "CurveSplines", NULL);
        RNA_def_struct_sdna(srna, "Curve");
        RNA_def_struct_ui_text(srna, "Curve Splines", "Collection of curve splines");

        func= RNA_def_function(srna, "new", "rna_Curve_spline_new");
        RNA_def_function_ui_description(func, "Add a new spline to the curve.");
        parm= RNA_def_enum(func, "type", curve_type_items, CU_POLY, "", "type for the new spline.");
        RNA_def_property_flag(parm, PROP_REQUIRED);
        parm= RNA_def_pointer(func, "spline", "Spline", "", "The newly created spline.");
        RNA_def_function_return(func, parm);

        func= RNA_def_function(srna, "remove", "rna_Curve_spline_remove");
        RNA_def_function_ui_description(func, "Remove a spline from a curve.");
        RNA_def_function_flag(func, FUNC_USE_REPORTS);
        parm= RNA_def_pointer(func, "spline", "Spline", "", "The spline to remove.");
        RNA_def_property_flag(parm, PROP_REQUIRED|PROP_NEVER_NULL);

        prop= RNA_def_property(srna, "active", PROP_POINTER, PROP_NONE);
        RNA_def_property_struct_type(prop, "Object");
        RNA_def_property_pointer_funcs(prop, "rna_Curve_active_spline_get", "rna_Curve_active_spline_set", NULL, NULL);
        RNA_def_property_flag(prop, PROP_EDITABLE);
        RNA_def_property_ui_text(prop, "Active Spline", "Active curve spline");
        /* Could call: ED_base_object_activate(C, scene->basact);
         * but would be a bad level call and it seems the notifier is enough */
        RNA_def_property_update(prop, NC_SCENE|ND_OB_ACTIVE, NULL);
}


static void rna_def_curve(BlenderRNA *brna)
{
        StructRNA *srna;
        PropertyRNA *prop;
        
        static EnumPropertyItem curve_twist_mode_items[] = {
                        {CU_TWIST_Z_UP, "Z_UP", 0, "Z-Up", "Use Z-Up axis to calculate the curve twist at each point"},
                        {CU_TWIST_MINIMUM, "MINIMUM", 0, "Minimum", "Use the least twist over the entire curve"},
                        {CU_TWIST_TANGENT, "TANGENT", 0, "Tangent", "Use the tangent to calculate twist"},
                        {0, NULL, 0, NULL, NULL}};

        static const EnumPropertyItem curve_axis_items[]= {
                {0, "2D", 0, "2D", "Clamp the Z axis of of the curve"},
                {CU_3D, "3D", 0, "3D", "Allow editing on the Z axis of this curve, also allows tilt and curve radius to be used"},
                {0, NULL, 0, NULL, NULL}};
                        
        srna= RNA_def_struct(brna, "Curve", "ID");
        RNA_def_struct_ui_text(srna, "Curve", "Curve datablock storing curves, splines and NURBS");
        RNA_def_struct_ui_icon(srna, ICON_CURVE_DATA);
        RNA_def_struct_refine_func(srna, "rna_Curve_refine");
        
        rna_def_animdata_common(srna);

        prop= RNA_def_property(srna, "shape_keys", PROP_POINTER, PROP_NONE);
        RNA_def_property_pointer_sdna(prop, NULL, "key");
        RNA_def_property_ui_text(prop, "Shape Keys", "");


        prop= RNA_def_property(srna, "splines", PROP_COLLECTION, PROP_NONE);
#if 0
        RNA_def_property_collection_sdna(prop, NULL, "nurb", NULL);
#else
        /* this way we get editmode nurbs too, keyframe in editmode */
        RNA_def_property_collection_funcs(prop, "rna_Curve_splines_begin", "rna_iterator_listbase_next", "rna_iterator_listbase_end", "rna_iterator_listbase_get", 0, 0, 0);
#endif
        RNA_def_property_struct_type(prop, "Spline");
        RNA_def_property_ui_text(prop, "Splines", "Collection of splines in this curve data object");
        rna_def_curve_splines(brna, prop);

        prop= RNA_def_property(srna, "show_handles", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_negative_sdna(prop, NULL, "drawflag", CU_HIDE_HANDLES);
        RNA_def_property_ui_text(prop, "Draw Handles", "Display Bezier handles in editmode");
        RNA_def_property_update(prop, NC_GEOM|ND_DATA, NULL);

        prop= RNA_def_property(srna, "show_normal_face", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_negative_sdna(prop, NULL, "drawflag", CU_HIDE_NORMALS);
        RNA_def_property_ui_text(prop, "Draw Normals", "Display 3D curve normals in editmode");
        RNA_def_property_update(prop, NC_GEOM|ND_DATA, NULL);

        rna_def_path(brna, srna);
        
        /* Number values */
        prop= RNA_def_property(srna, "bevel_resolution", PROP_INT, PROP_NONE);
        RNA_def_property_int_sdna(prop, NULL, "bevresol");
        RNA_def_property_range(prop, 0, 32);
        RNA_def_property_ui_range(prop, 0, 32, 1.0, 0);
        RNA_def_property_ui_text(prop, "Bevel Resolution", "Bevel resolution when depth is non-zero and no specific bevel object has been defined");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "offset", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "width");
        RNA_def_property_ui_range(prop, -1.0, 1.0, 0.1, 3);
        RNA_def_property_float_funcs(prop, "rna_Curve_offset_get", "rna_Curve_offset_set", NULL);
        RNA_def_property_ui_text(prop, "Offset", "Offset the curve to adjust the width of a text");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "extrude", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "ext1");
        RNA_def_property_ui_range(prop, 0, 100.0, 0.1, 3);
        RNA_def_property_range(prop, 0.0, FLT_MAX);
        RNA_def_property_ui_text(prop, "Extrude", "Amount of curve extrusion when not using a bevel object");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "bevel_depth", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "ext2");
        RNA_def_property_ui_range(prop, 0, 100.0, 0.1, 3);
        RNA_def_property_ui_text(prop, "Bevel Depth", "Bevel depth when not using a bevel object");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "resolution_u", PROP_INT, PROP_NONE);
        RNA_def_property_int_sdna(prop, NULL, "resolu");
        RNA_def_property_range(prop, 1, SHRT_MAX);
        RNA_def_property_ui_range(prop, 1, 64, 1, 0);
        RNA_def_property_ui_text(prop, "Resolution U", "Surface resolution in U direction");
        RNA_def_property_update(prop, 0, "rna_Curve_resolution_u_update_data");
        
        prop= RNA_def_property(srna, "resolution_v", PROP_INT, PROP_NONE);
        RNA_def_property_int_sdna(prop, NULL, "resolv");
        RNA_def_property_ui_range(prop, 1, 64, 1, 0);
        RNA_def_property_range(prop, 1, SHRT_MAX);
        RNA_def_property_ui_text(prop, "Resolution V", "Surface resolution in V direction");
        RNA_def_property_update(prop, 0, "rna_Curve_resolution_v_update_data");
        
        prop= RNA_def_property(srna, "render_resolution_u", PROP_INT, PROP_NONE);
        RNA_def_property_int_sdna(prop, NULL, "resolu_ren");
        RNA_def_property_range(prop, 0, SHRT_MAX);
        RNA_def_property_ui_range(prop, 0, 64, 1, 0);
        RNA_def_property_ui_text(prop, "Render Resolution U", "Surface resolution in U direction used while rendering. Zero skips this property");
        
        prop= RNA_def_property(srna, "render_resolution_v", PROP_INT, PROP_NONE);
        RNA_def_property_int_sdna(prop, NULL, "resolv_ren");
        RNA_def_property_ui_range(prop, 0, 64, 1, 0);
        RNA_def_property_range(prop, 0, SHRT_MAX);
        RNA_def_property_ui_text(prop, "Render Resolution V", "Surface resolution in V direction used while rendering. Zero skips this property");
        
        
        prop= RNA_def_property(srna, "eval_time", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "ctime");
        RNA_def_property_ui_text(prop, "Evaluation Time", "Parametric position along the length of the curve that Objects 'following' it should be at. Position is evaluated by dividing by the 'Path Length' value");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        /* pointers */
        prop= RNA_def_property(srna, "bevel_object", PROP_POINTER, PROP_NONE);
        RNA_def_property_struct_type(prop, "Object");
        RNA_def_property_pointer_sdna(prop, NULL, "bevobj");
        RNA_def_property_flag(prop, PROP_EDITABLE);
        RNA_def_property_ui_text(prop, "Bevel Object", "Curve object name that defines the bevel shape");
        RNA_def_property_update(prop, 0, "rna_Curve_update_deps");
        RNA_def_property_pointer_funcs(prop, "rna_Curve_bevelObject_get", "rna_Curve_bevelObject_set", NULL, "rna_Curve_otherObject_poll");

        prop= RNA_def_property(srna, "taper_object", PROP_POINTER, PROP_NONE);
        RNA_def_property_struct_type(prop, "Object");
        RNA_def_property_pointer_sdna(prop, NULL, "taperobj");
        RNA_def_property_flag(prop, PROP_EDITABLE);
        RNA_def_property_ui_text(prop, "Taper Object", "Curve object name that defines the taper (width)");
        RNA_def_property_update(prop, 0, "rna_Curve_update_deps");
        RNA_def_property_pointer_funcs(prop, "rna_Curve_taperObject_get", "rna_Curve_taperObject_set", NULL, "rna_Curve_otherObject_poll");

        /* Flags */

        prop= RNA_def_property(srna, "dimensions", PROP_ENUM, PROP_NONE); /* as an enum */
        RNA_def_property_enum_bitflag_sdna(prop, NULL, "flag");
        RNA_def_property_enum_items(prop, curve_axis_items);
        RNA_def_property_enum_funcs(prop, NULL, "rna_Curve_dimension_set", NULL);
        RNA_def_property_ui_text(prop, "Dimensions", "Select 2D or 3D curve type");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "use_fill_front", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_FRONT);
        RNA_def_property_ui_text(prop, "Front", "Draw filled front for extruded/beveled curves");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "use_fill_back", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_BACK);
        RNA_def_property_ui_text(prop, "Back", "Draw filled back for extruded/beveled curves");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "twist_mode", PROP_ENUM, PROP_NONE);
        RNA_def_property_enum_sdna(prop, NULL, "twist_mode");
        RNA_def_property_enum_items(prop, curve_twist_mode_items);
        RNA_def_property_ui_text(prop, "Twist Method", "The type of tilt calculation for 3D Curves");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        // XXX - would be nice to have a better way to do this, only add for testing.
        prop= RNA_def_property(srna, "twist_smooth", PROP_FLOAT, PROP_NONE);
        RNA_def_property_float_sdna(prop, NULL, "twist_smooth");
        RNA_def_property_ui_range(prop, 0, 100.0, 1, 2);
        RNA_def_property_ui_text(prop, "Twist Smooth", "Smoothing iteration for tangents");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "use_fill_deform", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_DEFORM_FILL);
        RNA_def_property_ui_text(prop, "Fill deformed", "Fill curve after applying shape keys and all modifiers");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        /* texture space */
        prop= RNA_def_property(srna, "use_auto_texspace", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "texflag", CU_AUTOSPACE);
        RNA_def_property_ui_text(prop, "Auto Texture Space", "Adjusts active object's texture space automatically when transforming object");
        RNA_def_property_update(prop, NC_OBJECT|ND_DRAW, "rna_Curve_texspace_set");

        prop= RNA_def_property(srna, "texspace_location", PROP_FLOAT, PROP_TRANSLATION);
        RNA_def_property_array(prop, 3);
        RNA_def_property_ui_text(prop, "Texture Space Location", "Texture space location");
        RNA_def_property_editable_func(prop, "rna_Curve_texspace_editable");
        RNA_def_property_float_funcs(prop, "rna_Curve_texspace_loc_get", "rna_Curve_texspace_loc_set", NULL);   
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "texspace_size", PROP_FLOAT, PROP_XYZ);
        RNA_def_property_array(prop, 3);
        RNA_def_property_ui_text(prop, "Texture Space Size", "Texture space size");
        RNA_def_property_editable_func(prop, "rna_Curve_texspace_editable");
        RNA_def_property_float_funcs(prop, "rna_Curve_texspace_size_get", "rna_Curve_texspace_size_set", NULL);
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        /* not supported yet
         prop= RNA_def_property(srna, "texspace_rot", PROP_FLOAT, PROP_EULER);
         RNA_def_property_float(prop, NULL, "rot");
         RNA_def_property_ui_text(prop, "Texture Space Rotation", "Texture space rotation");
         RNA_def_property_editable_func(prop, texspace_editable);
         RNA_def_property_update(prop, 0, "rna_Curve_update_data");*/
        
        prop= RNA_def_property(srna, "use_uv_as_generated", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_UV_ORCO);
        RNA_def_property_ui_text(prop, "Use UV for mapping", "Uses the UV values as Generated textured coordinates");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        /* materials */
        prop= RNA_def_property(srna, "materials", PROP_COLLECTION, PROP_NONE);
        RNA_def_property_collection_sdna(prop, NULL, "mat", "totcol");
        RNA_def_property_struct_type(prop, "Material");
        RNA_def_property_ui_text(prop, "Materials", "");
        RNA_def_property_srna(prop, "IDMaterials"); /* see rna_ID.c */  
}

static void rna_def_curve_nurb(BlenderRNA *brna)
{
        static EnumPropertyItem spline_interpolation_items[] = {
                {KEY_LINEAR, "LINEAR", 0, "Linear", ""},
                {KEY_CARDINAL, "CARDINAL", 0, "Cardinal", ""},
                {KEY_BSPLINE, "BSPLINE", 0, "BSpline", ""},
                {KEY_CU_EASE, "EASE", 0, "Ease", ""}, /* todo, define somewhere, not one of BEZT_IPO_* */
                {0, NULL, 0, NULL, NULL}};

        StructRNA *srna;
        PropertyRNA *prop;

        srna= RNA_def_struct(brna, "Spline", NULL);
        RNA_def_struct_sdna(srna, "Nurb");
        RNA_def_struct_ui_text(srna, "Spline", "Element of a curve, either Nurbs, Bezier or Polyline or a character with text objects");

        prop= RNA_def_property(srna, "points", PROP_COLLECTION, PROP_NONE);
        RNA_def_property_collection_sdna(prop, NULL, "bp", NULL);
        RNA_def_property_struct_type(prop, "SplinePoint");
        RNA_def_property_collection_funcs(prop, "rna_BPoint_array_begin", "rna_iterator_array_next", "rna_iterator_array_end", "rna_iterator_array_get", "rna_Nurb_length", 0, 0);
        RNA_def_property_ui_text(prop, "Points", "Collection of points that make up this poly or nurbs spline");
        rna_def_curve_spline_points(brna, prop);

        prop= RNA_def_property(srna, "bezier_points", PROP_COLLECTION, PROP_NONE);
        RNA_def_property_struct_type(prop, "BezierSplinePoint");
        RNA_def_property_collection_sdna(prop, NULL, "bezt", "pntsu");
        RNA_def_property_ui_text(prop, "Bezier Points", "Collection of points for Bezier curves only");
        rna_def_curve_spline_bezpoints(brna, prop);

        
        prop= RNA_def_property(srna, "tilt_interpolation", PROP_ENUM, PROP_NONE);
        RNA_def_property_enum_sdna(prop, NULL, "tilt_interp");
        RNA_def_property_enum_items(prop, spline_interpolation_items);
        RNA_def_property_ui_text(prop, "Tilt Interpolation", "The type of tilt interpolation for 3D, Bezier curves");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "radius_interpolation", PROP_ENUM, PROP_NONE);
        RNA_def_property_enum_sdna(prop, NULL, "radius_interp");
        RNA_def_property_enum_items(prop, spline_interpolation_items);
        RNA_def_property_ui_text(prop, "Radius Interpolation", "The type of radius interpolation for Bezier curves");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "type", PROP_ENUM, PROP_NONE);
        RNA_def_property_enum_items(prop, curve_type_items);
        RNA_def_property_enum_funcs(prop, NULL, "rna_Nurb_type_set", NULL);
        RNA_def_property_ui_text(prop, "Type", "The interpolation type for this curve element");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "point_count_u", PROP_INT, PROP_UNSIGNED);
        RNA_def_property_clear_flag(prop, PROP_EDITABLE); /* editing this needs knot recalc*/
        RNA_def_property_int_sdna(prop, NULL, "pntsu");
        RNA_def_property_ui_text(prop, "Points U", "Total number points for the curve or surface in the U direction");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "point_count_v", PROP_INT, PROP_UNSIGNED);
        RNA_def_property_clear_flag(prop, PROP_EDITABLE); /* editing this needs knot recalc*/
        RNA_def_property_int_sdna(prop, NULL, "pntsv");
        RNA_def_property_ui_text(prop, "Points V", "Total number points for the surface on the V direction");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");


        prop= RNA_def_property(srna, "order_u", PROP_INT, PROP_NONE);
        RNA_def_property_int_sdna(prop, NULL, "orderu");
        RNA_def_property_range(prop, 2, 6);
        RNA_def_property_ui_text(prop, "Order U", "Nurbs order in the U direction (For splines and surfaces), Higher values let points influence a greater area");
        RNA_def_property_update(prop, 0, "rna_Nurb_update_knot_u");

        prop= RNA_def_property(srna, "order_v", PROP_INT, PROP_NONE);
        RNA_def_property_int_sdna(prop, NULL, "orderv");
        RNA_def_property_range(prop, 2, 6);
        RNA_def_property_ui_text(prop, "Order V", "Nurbs order in the V direction (For surfaces only), Higher values let points influence a greater area");
        RNA_def_property_update(prop, 0, "rna_Nurb_update_knot_v");


        prop= RNA_def_property(srna, "resolution_u", PROP_INT, PROP_NONE);
        RNA_def_property_int_sdna(prop, NULL, "resolu");
        RNA_def_property_range(prop, 1, SHRT_MAX);
        RNA_def_property_ui_range(prop, 1, 64, 1, 0);
        RNA_def_property_ui_text(prop, "Resolution U", "Curve or Surface subdivisions per segment");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "resolution_v", PROP_INT, PROP_NONE);
        RNA_def_property_int_sdna(prop, NULL, "resolv");
        RNA_def_property_range(prop, 1, SHRT_MAX);
        RNA_def_property_ui_range(prop, 1, 64, 1, 0);
        RNA_def_property_ui_text(prop, "Resolution V", "Surface subdivisions per segment");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "use_cyclic_u", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flagu", CU_NURB_CYCLIC);
        RNA_def_property_ui_text(prop, "Cyclic U", "Make this curve or surface a closed loop in the U direction");
        RNA_def_property_update(prop, 0, "rna_Nurb_update_cyclic_u");

        prop= RNA_def_property(srna, "use_cyclic_v", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flagv", CU_NURB_CYCLIC);
        RNA_def_property_ui_text(prop, "Cyclic V", "Make this surface a closed loop in the V direction");
        RNA_def_property_update(prop, 0, "rna_Nurb_update_cyclic_v");


        /* Note, endpoint and bezier flags should never be on at the same time! */
        prop= RNA_def_property(srna, "use_endpoint_u", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flagu", CU_NURB_ENDPOINT);
        RNA_def_property_ui_text(prop, "Endpoint U", "Make this nurbs curve or surface meet the endpoints in the U direction (Cyclic U must be disabled)");
        RNA_def_property_update(prop, 0, "rna_Nurb_update_knot_u");

        prop= RNA_def_property(srna, "use_endpoint_v", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flagv", CU_NURB_ENDPOINT);
        RNA_def_property_ui_text(prop, "Endpoint V", "Make this nurbs surface meet the endpoints in the V direction (Cyclic V must be disabled)");
        RNA_def_property_update(prop, 0, "rna_Nurb_update_knot_v");

        prop= RNA_def_property(srna, "use_bezier_u", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flagu", CU_NURB_BEZIER);
        RNA_def_property_ui_text(prop, "Bezier U", "Make this nurbs curve or surface act like a Bezier spline in the U direction (Order U must be 3 or 4, Cyclic U must be disabled)");
        RNA_def_property_update(prop, 0, "rna_Nurb_update_knot_u");

        prop= RNA_def_property(srna, "use_bezier_v", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flagv", CU_NURB_BEZIER);
        RNA_def_property_ui_text(prop, "Bezier V", "Make this nurbs surface act like a Bezier spline in the V direction (Order V must be 3 or 4, Cyclic V must be disabled)");
        RNA_def_property_update(prop, 0, "rna_Nurb_update_knot_v");


        prop= RNA_def_property(srna, "use_smooth", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "flag", CU_SMOOTH);
        RNA_def_property_ui_text(prop, "Smooth", "Smooth the normals of the surface or beveled curve");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "hide", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "hide", 1);
        RNA_def_property_ui_text(prop, "Hide", "Hide this curve in editmode");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        prop= RNA_def_property(srna, "material_index", PROP_INT, PROP_UNSIGNED);
        RNA_def_property_int_sdna(prop, NULL, "mat_nr");
        RNA_def_property_ui_text(prop, "Material Index", "");
        RNA_def_property_int_funcs(prop, NULL, NULL, "rna_Curve_material_index_range");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");
        
        prop= RNA_def_property(srna, "character_index", PROP_INT, PROP_UNSIGNED);
        RNA_def_property_int_sdna(prop, NULL, "charidx");
        RNA_def_property_clear_flag(prop, PROP_EDITABLE); /* editing this needs knot recalc*/
        RNA_def_property_ui_text(prop, "Character Index", "Location of this character in the text data (only for text curves)");
        RNA_def_property_update(prop, 0, "rna_Curve_update_data");

        RNA_def_struct_path_func(srna, "rna_Curve_spline_path");
}

void RNA_def_curve(BlenderRNA *brna)
{
        rna_def_curve(brna);
        rna_def_surface(brna);
        rna_def_text(brna);
        rna_def_textbox(brna);
        rna_def_charinfo(brna);
        rna_def_bpoint(brna);
        rna_def_beztriple(brna);
        rna_def_curve_nurb(brna);
}

#endif