/*this is ugly but we have no choice, we need to clone the conditional stack because of externProto*/ void BIFS_SetupConditionalClone(GF_Node *node, GF_Node *orig) { #ifndef GPAC_DISABLE_BIFS M_Conditional *ptr; ConditionalStack *priv_orig, *priv; priv_orig = (ConditionalStack*)gf_node_get_private(orig); /*looks we're not in BIFS*/ if (!priv_orig) { #else { #endif #ifndef GPAC_DISABLE_VRML u32 i; GF_Command *ori_com; M_Conditional *c_orig, *c_dest; c_orig = (M_Conditional *)orig; c_dest = (M_Conditional *)node; gf_node_init(node); /*and clone all commands*/ i=0; while ((ori_com = (GF_Command*)gf_list_enum(c_orig->buffer.commandList, &i))) { GF_Command *dest_com = gf_sg_vrml_command_clone(ori_com, gf_node_get_graph(node), 1); if (dest_com) gf_list_add(c_dest->buffer.commandList, dest_com); } #endif return; } #ifndef GPAC_DISABLE_BIFS priv = (ConditionalStack*)gf_malloc(sizeof(ConditionalStack)); priv->codec = priv_orig->codec; priv->info = priv_orig->info; gf_node_set_callback_function(node, Conditional_PreDestroy); gf_node_set_private(node, priv); ptr = (M_Conditional *)node; ptr->on_activate = Conditional_OnActivate; ptr->on_reverseActivate = Conditional_OnReverseActivate; #endif }
GF_EXPORT void gf_sg_vrml_field_clone(void *dest, void *orig, u32 field_type, GF_SceneGraph *inScene) { u32 size, i, sf_type; void *dst_field, *orig_field; if (!dest || !orig) return; switch (field_type) { case GF_SG_VRML_SFBOOL: memcpy(dest, orig, sizeof(SFBool)); break; case GF_SG_VRML_SFCOLOR: memcpy(dest, orig, sizeof(SFColor)); break; case GF_SG_VRML_SFFLOAT: memcpy(dest, orig, sizeof(SFFloat)); break; case GF_SG_VRML_SFINT32: memcpy(dest, orig, sizeof(SFInt32)); break; case GF_SG_VRML_SFROTATION: memcpy(dest, orig, sizeof(SFRotation)); break; case GF_SG_VRML_SFTIME: memcpy(dest, orig, sizeof(SFTime)); break; case GF_SG_VRML_SFVEC2F: memcpy(dest, orig, sizeof(SFVec2f)); break; case GF_SG_VRML_SFVEC3F: memcpy(dest, orig, sizeof(SFVec3f)); break; case GF_SG_VRML_SFATTRREF: memcpy(dest, orig, sizeof(SFAttrRef)); break; case GF_SG_VRML_SFSTRING: if ( ((SFString*)dest)->buffer) gf_free(((SFString*)dest)->buffer); if ( ((SFString*)orig)->buffer ) ((SFString*)dest)->buffer = gf_strdup(((SFString*)orig)->buffer); else ((SFString*)dest)->buffer = NULL; break; case GF_SG_VRML_SFURL: if ( ((SFURL *)dest)->url ) gf_free( ((SFURL *)dest)->url ); ((SFURL *)dest)->OD_ID = ((SFURL *)orig)->OD_ID; if (((SFURL *)orig)->url) ((SFURL *)dest)->url = gf_strdup(((SFURL *)orig)->url); else ((SFURL *)dest)->url = NULL; break; case GF_SG_VRML_SFIMAGE: if (((SFImage *)dest)->pixels) gf_free(((SFImage *)dest)->pixels); ((SFImage *)dest)->width = ((SFImage *)orig)->width; ((SFImage *)dest)->height = ((SFImage *)orig)->height; ((SFImage *)dest)->numComponents = ((SFImage *)orig)->numComponents; size = ((SFImage *)dest)->width * ((SFImage *)dest)->height * ((SFImage *)dest)->numComponents; ((SFImage *)dest)->pixels = (u8*)gf_malloc(sizeof(char)*size); memcpy(((SFImage *)dest)->pixels, ((SFImage *)orig)->pixels, sizeof(char)*size); break; case GF_SG_VRML_SFCOMMANDBUFFER: { SFCommandBuffer *cb_dst = (SFCommandBuffer *)dest; SFCommandBuffer *cb_src = (SFCommandBuffer *)orig; cb_dst->bufferSize = cb_src->bufferSize; if (cb_dst->bufferSize && !gf_list_count(cb_src->commandList) ) { cb_dst->buffer = (u8*)gf_realloc(cb_dst->buffer, sizeof(char)*cb_dst->bufferSize); memcpy(cb_dst->buffer, cb_src->buffer, sizeof(char)*cb_src->bufferSize); } else { u32 j, c2; if (cb_dst->buffer) gf_free(cb_dst->buffer); cb_dst->buffer = NULL; /*clone command list*/ c2 = gf_list_count(cb_src->commandList); for (j=0; j<c2;j++) { GF_Command *sub_com = (GF_Command *)gf_list_get(cb_src->commandList, j); GF_Command *new_com = gf_sg_vrml_command_clone(sub_com, inScene, 0); gf_list_add(cb_dst->commandList, new_com); } } } break; /*simply copy text string*/ case GF_SG_VRML_SFSCRIPT: if (((SFScript*)dest)->script_text) gf_free(((SFScript*)dest)->script_text); ((SFScript*)dest)->script_text = NULL; if ( ((SFScript*)orig)->script_text) ((SFScript *)dest)->script_text = (char *)gf_strdup( (char*) ((SFScript*)orig)->script_text ); break; //simple MFFields, do a memcpy case GF_SG_VRML_MFBOOL: case GF_SG_VRML_MFFLOAT: case GF_SG_VRML_MFTIME: case GF_SG_VRML_MFINT32: case GF_SG_VRML_MFVEC3F: case GF_SG_VRML_MFVEC2F: case GF_SG_VRML_MFCOLOR: case GF_SG_VRML_MFROTATION: case GF_SG_VRML_MFATTRREF: size = gf_sg_vrml_get_sf_size(field_type) * ((GenMFField *)orig)->count; if (((GenMFField *)orig)->count != ((GenMFField *)dest)->count) { ((GenMFField *)dest)->array = gf_realloc(((GenMFField *)dest)->array, size); ((GenMFField *)dest)->count = ((GenMFField *)orig)->count; } memcpy(((GenMFField *)dest)->array, ((GenMFField *)orig)->array, size); break; //complex MFFields case GF_SG_VRML_MFSTRING: case GF_SG_VRML_MFIMAGE: case GF_SG_VRML_MFURL: case GF_SG_VRML_MFSCRIPT: size = ((GenMFField *)orig)->count; gf_sg_vrml_mf_reset(dest, field_type); gf_sg_vrml_mf_alloc(dest, field_type, size); sf_type = gf_sg_vrml_get_sf_type(field_type); //duplicate all items for (i=0; i<size; i++) { gf_sg_vrml_mf_get_item(dest, field_type, &dst_field, i); gf_sg_vrml_mf_get_item(orig, field_type, &orig_field, i); gf_sg_vrml_field_copy(dst_field, orig_field, sf_type); } break; } }
GF_EXPORT GF_Err gf_sg_command_apply(GF_SceneGraph *graph, GF_Command *com, Double time_offset) { GF_Err e; GF_CommandField *inf; #ifndef GPAC_DISABLE_VRML GF_FieldInfo field; void *slot_ptr; GF_Node *def; #endif GF_Node *node; if (!com || !graph) return GF_BAD_PARAM; if (com->never_apply) return GF_OK; e = GF_OK; switch (com->tag) { #ifndef GPAC_DISABLE_VRML case GF_SG_SCENE_REPLACE: /*unregister root*/ gf_node_unregister(graph->RootNode, NULL); /*remove all protos and routes*/ while (gf_list_count(graph->routes_to_activate)) gf_list_rem(graph->routes_to_activate, 0); if (!com->aggregated) { /*destroy all routes*/ while (gf_list_count(graph->Routes)) { GF_Route *r = (GF_Route *)gf_list_get(graph->Routes, 0); /*this will unregister the route from the graph, so don't delete the chain entry*/ gf_sg_route_del(r); } /*destroy all proto*/ while (gf_list_count(graph->protos)) { GF_Proto *p = (GF_Proto*)gf_list_get(graph->protos, 0); /*this will unregister the proto from the graph, so don't delete the chain entry*/ gf_sg_proto_del(p); } } /*DO NOT TOUCH node registry*/ /*DO NOT TOUCH UNREGISTERED PROTOS*/ /*if no protos (previously aggregated command) create proto list*/ if (!graph->protos) graph->protos = gf_list_new(); /*move all protos in graph*/ while (gf_list_count(com->new_proto_list)) { GF_Proto *p = (GF_Proto*)gf_list_get(com->new_proto_list, 0); gf_list_rem(com->new_proto_list, 0); gf_list_del_item(graph->unregistered_protos, p); gf_list_add(graph->protos, p); } /*assign new root (no need to register/unregister)*/ graph->RootNode = com->node; com->node = NULL; break; case GF_SG_NODE_REPLACE: if (!gf_list_count(com->command_fields)) return GF_OK; inf = (GF_CommandField*)gf_list_get(com->command_fields, 0); e = gf_node_replace(com->node, inf->new_node, 0); if (inf->new_node) gf_node_register(inf->new_node, NULL); break; case GF_SG_MULTIPLE_REPLACE: case GF_SG_FIELD_REPLACE: { u32 j; GF_ChildNodeItem *list, *cur, *prev; j=0; while ((inf = (GF_CommandField*)gf_list_enum(com->command_fields, &j))) { e = gf_node_get_field(com->node, inf->fieldIndex, &field); if (e) return e; switch (field.fieldType) { case GF_SG_VRML_SFNODE: { node = *((GF_Node **) field.far_ptr); e = gf_node_unregister(node, com->node); *((GF_Node **) field.far_ptr) = inf->new_node; if (!e) gf_node_register(inf->new_node, com->node); break; } case GF_SG_VRML_MFNODE: gf_node_unregister_children(com->node, * ((GF_ChildNodeItem **) field.far_ptr)); * ((GF_ChildNodeItem **) field.far_ptr) = NULL; list = * ((GF_ChildNodeItem **) inf->field_ptr); prev=NULL; while (list) { cur = gf_malloc(sizeof(GF_ChildNodeItem)); cur->next = NULL; cur->node = list->node; if (prev) { prev->next = cur; } else { * ((GF_ChildNodeItem **) field.far_ptr) = cur; } gf_node_register(list->node, com->node); prev = cur; list = list->next; } break; case GF_SG_VRML_SFCOMMANDBUFFER: { u32 i, count; GF_SceneGraph *sg; SFCommandBuffer *cb_dst = (SFCommandBuffer *)field.far_ptr; SFCommandBuffer *cb_src = (SFCommandBuffer *)inf->field_ptr; /*reset dest*/ if (!cb_dst->commandList) cb_dst->commandList = gf_list_new(); while (gf_list_count(cb_dst->commandList)) { GF_Command *sub_com = (GF_Command *)gf_list_get(cb_dst->commandList, 0); gf_sg_command_del(sub_com); gf_list_rem(cb_dst->commandList, 0); } if (cb_dst->buffer) { gf_free(cb_dst->buffer); cb_dst->buffer = NULL; } /*clone command list*/ sg = gf_node_get_graph(com->node); count = gf_list_count(cb_src->commandList); for (i=0; i<count;i++) { GF_Command *sub_com = (GF_Command *)gf_list_get(cb_src->commandList, i); GF_Command *new_com = gf_sg_vrml_command_clone(sub_com, sg, 0); gf_list_add(cb_dst->commandList, new_com); } } break; default: /*this is a regular field, reset it and clone - we cannot switch pointers since the original fields are NOT pointers*/ if (!gf_sg_vrml_is_sf_field(field.fieldType)) { e = gf_sg_vrml_mf_reset(field.far_ptr, field.fieldType); } if (e) return e; gf_sg_vrml_field_copy(field.far_ptr, inf->field_ptr, field.fieldType); if ((field.fieldType==GF_SG_VRML_SFTIME) && !strstr(field.name, "media")) *(SFTime *)field.far_ptr = *(SFTime *)field.far_ptr + time_offset; break; } SG_CheckFieldChange(com->node, &field); } break; } case GF_SG_MULTIPLE_INDEXED_REPLACE: case GF_SG_INDEXED_REPLACE: { u32 sftype, i=0; while ((inf = (GF_CommandField*)gf_list_enum(com->command_fields, &i))) { e = gf_node_get_field(com->node, inf->fieldIndex, &field); if (e) return e; /*if MFNode remove the child and set new node*/ if (field.fieldType == GF_SG_VRML_MFNODE) { /*we must remove the node before in case the new node uses the same ID (not forbidden) and this command removes the last instance of the node with the same ID*/ gf_node_replace_child(com->node, (GF_ChildNodeItem**) field.far_ptr, inf->pos, inf->new_node); if (inf->new_node) gf_node_register(inf->new_node, NULL); } /*erase the field item*/ else { if ((inf->pos < 0) || ((u32) inf->pos >= ((GenMFField *) field.far_ptr)->count) ) { inf->pos = ((GenMFField *)field.far_ptr)->count - 1; /*may happen with text and default value*/ if (inf->pos < 0) { inf->pos = 0; gf_sg_vrml_mf_alloc(field.far_ptr, field.fieldType, 1); } } e = gf_sg_vrml_mf_get_item(field.far_ptr, field.fieldType, & slot_ptr, inf->pos); if (e) return e; sftype = gf_sg_vrml_get_sf_type(field.fieldType); gf_sg_vrml_field_copy(slot_ptr, inf->field_ptr, sftype); /*note we don't add time offset, since there's no MFTime*/ } SG_CheckFieldChange(com->node, &field); } break; } case GF_SG_ROUTE_REPLACE: { GF_Route *r; char *name; r = gf_sg_route_find(graph, com->RouteID); def = gf_sg_find_node(graph, com->fromNodeID); node = gf_sg_find_node(graph, com->toNodeID); if (!node || !def) return GF_SG_UNKNOWN_NODE; name = NULL; if (r) { name = r->name; r->name = NULL; gf_sg_route_del(r); } r = gf_sg_route_new(graph, def, com->fromFieldIndex, node, com->toFieldIndex); gf_sg_route_set_id(r, com->RouteID); if (name) { gf_sg_route_set_name(r, name); gf_free(name); } break; } case GF_SG_NODE_DELETE_EX: case GF_SG_NODE_DELETE: { if (com->node) gf_node_replace(com->node, NULL, (com->tag==GF_SG_NODE_DELETE_EX) ? 1 : 0); break; } case GF_SG_ROUTE_DELETE: { return gf_sg_route_del_by_id(graph, com->RouteID); } case GF_SG_INDEXED_DELETE: { if (!gf_list_count(com->command_fields)) return GF_OK; inf = (GF_CommandField*)gf_list_get(com->command_fields, 0); e = gf_node_get_field(com->node, inf->fieldIndex, &field); if (e) return e; if (gf_sg_vrml_is_sf_field(field.fieldType)) return GF_NON_COMPLIANT_BITSTREAM; /*then we need special handling in case of a node*/ if (gf_sg_vrml_get_sf_type(field.fieldType) == GF_SG_VRML_SFNODE) { e = gf_node_replace_child(com->node, (GF_ChildNodeItem **) field.far_ptr, inf->pos, NULL); } else { if ((inf->pos < 0) || ((u32) inf->pos >= ((GenMFField *) field.far_ptr)->count) ) { inf->pos = ((GenMFField *)field.far_ptr)->count - 1; } /*this is a regular MFField, just remove the item (gf_realloc)*/ e = gf_sg_vrml_mf_remove(field.far_ptr, field.fieldType, inf->pos); } /*deletion -> node has changed*/ if (!e) SG_CheckFieldChange(com->node, &field); break; } case GF_SG_NODE_INSERT: { if (!gf_list_count(com->command_fields)) return GF_OK; inf = (GF_CommandField*)gf_list_get(com->command_fields, 0); e = gf_node_insert_child(com->node, inf->new_node, inf->pos); if (!e) gf_node_register(inf->new_node, com->node); if (!e) gf_node_event_out(com->node, inf->fieldIndex); if (!e) gf_node_changed(com->node, NULL); break; } case GF_SG_ROUTE_INSERT: { GF_Route *r; def = gf_sg_find_node(graph, com->fromNodeID); node = gf_sg_find_node(graph, com->toNodeID); if (!node || !def) return GF_SG_UNKNOWN_NODE; r = gf_sg_route_new(graph, def, com->fromFieldIndex, node, com->toFieldIndex); if (com->RouteID) gf_sg_route_set_id(r, com->RouteID); if (com->def_name) { gf_sg_route_set_name(r, com->def_name); gf_free(com->def_name); com->def_name = NULL; } break; } case GF_SG_INDEXED_INSERT: { u32 sftype; if (!gf_list_count(com->command_fields)) return GF_OK; inf = (GF_CommandField*)gf_list_get(com->command_fields, 0); e = gf_node_get_field(com->node, inf->fieldIndex, &field); if (e) return e; /*rescale the MFField and parse the SFField*/ if (field.fieldType != GF_SG_VRML_MFNODE) { if (inf->pos == -1) { e = gf_sg_vrml_mf_append(field.far_ptr, field.fieldType, & slot_ptr); } else { e = gf_sg_vrml_mf_insert(field.far_ptr, field.fieldType, & slot_ptr, inf->pos); } if (e) return e; sftype = gf_sg_vrml_get_sf_type(field.fieldType); gf_sg_vrml_field_copy(slot_ptr, inf->field_ptr, sftype); } else { if (inf->new_node) { if (inf->pos == -1) { gf_node_list_add_child( (GF_ChildNodeItem **) field.far_ptr, inf->new_node); } else { gf_node_list_insert_child((GF_ChildNodeItem **) field.far_ptr, inf->new_node, inf->pos); } gf_node_register(inf->new_node, com->node); } } if (!e) SG_CheckFieldChange(com->node, &field); break; } case GF_SG_PROTO_INSERT: /*destroy all proto*/ while (gf_list_count(com->new_proto_list)) { GF_Proto *p = (GF_Proto*)gf_list_get(com->new_proto_list, 0); gf_list_rem(com->new_proto_list, 0); gf_list_del_item(graph->unregistered_protos, p); gf_list_add(graph->protos, p); } return GF_OK; case GF_SG_PROTO_DELETE: { u32 i; for (i=0; i<com->del_proto_list_size; i++) { /*note this will check for unregistered protos, but since IDs are unique we are sure we will not destroy an unregistered one*/ GF_Proto *proto = gf_sg_find_proto(graph, com->del_proto_list[i], NULL); if (proto) gf_sg_proto_del(proto); } } return GF_OK; case GF_SG_PROTO_DELETE_ALL: /*destroy all proto*/ while (gf_list_count(graph->protos)) { GF_Proto *p = (GF_Proto*)gf_list_get(graph->protos, 0); gf_list_rem(graph->protos, 0); /*this will unregister the proto from the graph, so don't delete the chain entry*/ gf_sg_proto_del(p); } /*DO NOT TOUCH UNREGISTERED PROTOS*/ return GF_OK; case GF_SG_XREPLACE: { s32 pos = -2; GF_Node *target = NULL; GF_ChildNodeItem *list, *cur, *prev; GF_FieldInfo value; inf = (GF_CommandField*)gf_list_get(com->command_fields, 0); if (!inf) return GF_SG_UNKNOWN_NODE; e = gf_node_get_field(com->node, inf->fieldIndex, &field); if (e) return e; target = com->node; if (!gf_sg_vrml_is_sf_field(field.fieldType)) { GF_FieldInfo idxField; if ((inf->pos != -2) || com->toNodeID) { if (com->toNodeID) { GF_Node *idxNode = gf_sg_find_node(graph, com->toNodeID); if (!idxNode) return GF_SG_UNKNOWN_NODE; if (gf_node_get_field(idxNode, com->toFieldIndex, &idxField) != GF_OK) return GF_OK; pos = 0; switch (idxField.fieldType) { case GF_SG_VRML_SFBOOL: if (*(SFBool*)idxField.far_ptr) pos = 1; break; case GF_SG_VRML_SFINT32: if (*(SFInt32*)idxField.far_ptr >=0) pos = *(SFInt32*)idxField.far_ptr; break; case GF_SG_VRML_SFFLOAT: if ( (*(SFFloat *)idxField.far_ptr) >=0) pos = (s32) floor( FIX2FLT(*(SFFloat*)idxField.far_ptr) ); break; case GF_SG_VRML_SFTIME: if ( (*(SFTime *)idxField.far_ptr) >=0) pos = (s32) floor( (*(SFTime *)idxField.far_ptr) ); break; } } else { pos = inf->pos; } } } /*override target node*/ if ((field.fieldType==GF_SG_VRML_MFNODE) && (pos>=-1) && com->ChildNodeTag) { target = gf_node_list_get_child(*(GF_ChildNodeItem **)field.far_ptr, pos); if (!target) return GF_SG_UNKNOWN_NODE; if (gf_node_get_field(target, com->child_field, &field) != GF_OK) return GF_SG_UNKNOWN_NODE; pos=-2; } if (com->fromNodeID) { GF_Node *fromNode = gf_sg_find_node(graph, com->fromNodeID); if (!fromNode) return GF_SG_UNKNOWN_NODE; e = gf_node_get_field(fromNode, com->fromFieldIndex, &value); if (e) return e; } else { value.far_ptr = inf->field_ptr; value.fieldType = inf->fieldType; } /*indexed replacement*/ if (pos>=-1) { /*if MFNode remove the child and set new node*/ if (field.fieldType == GF_SG_VRML_MFNODE) { GF_Node *nn = *(GF_Node**)value.far_ptr; gf_node_replace_child(target, (GF_ChildNodeItem**) field.far_ptr, pos, nn); if (nn) gf_node_register(nn, NULL); } /*erase the field item*/ else { u32 sftype; if ((pos < 0) || ((u32) pos >= ((GenMFField *) field.far_ptr)->count) ) { pos = ((GenMFField *)field.far_ptr)->count - 1; /*may happen with text and default value*/ if (pos < 0) { pos = 0; gf_sg_vrml_mf_alloc(field.far_ptr, field.fieldType, 1); } } e = gf_sg_vrml_mf_get_item(field.far_ptr, field.fieldType, & slot_ptr, pos); if (e) return e; sftype = gf_sg_vrml_get_sf_type(field.fieldType); gf_sg_vrml_field_copy(slot_ptr, value.far_ptr, sftype); /*note we don't add time offset, since there's no MFTime*/ } } else { switch (field.fieldType) { case GF_SG_VRML_SFNODE: { node = *((GF_Node **) field.far_ptr); e = gf_node_unregister(node, target); *((GF_Node **) field.far_ptr) = *((GF_Node **) value.far_ptr) ; if (!e) gf_node_register(*(GF_Node **) value.far_ptr, target); break; } case GF_SG_VRML_MFNODE: gf_node_unregister_children(target, * ((GF_ChildNodeItem **) field.far_ptr)); * ((GF_ChildNodeItem **) field.far_ptr) = NULL; list = * ((GF_ChildNodeItem **) value.far_ptr); prev=NULL; while (list) { cur = gf_malloc(sizeof(GF_ChildNodeItem)); cur->next = NULL; cur->node = list->node; if (prev) { prev->next = cur; } else { * ((GF_ChildNodeItem **) field.far_ptr) = cur; } gf_node_register(list->node, target); prev = cur; list = list->next; } break; default: if (!gf_sg_vrml_is_sf_field(field.fieldType)) { e = gf_sg_vrml_mf_reset(field.far_ptr, field.fieldType); } if (e) return e; gf_sg_vrml_field_clone(field.far_ptr, value.far_ptr, field.fieldType, graph); if ((field.fieldType==GF_SG_VRML_SFTIME) && !strstr(field.name, "media")) *(SFTime *)field.far_ptr = *(SFTime *)field.far_ptr + time_offset; break; } } SG_CheckFieldChange(target, &field); } return GF_OK; /*only used by BIFS*/ case GF_SG_GLOBAL_QUANTIZER: return GF_OK; #endif /*GPAC_DISABLE_VRML*/ #ifndef GPAC_DISABLE_SVG /*laser commands*/ case GF_SG_LSR_NEW_SCENE: /*DO NOT TOUCH node registry*/ /*assign new root (no need to register/unregister)*/ graph->RootNode = com->node; com->node = NULL; break; case GF_SG_LSR_DELETE: if (!com->node) return GF_NON_COMPLIANT_BITSTREAM; if (!gf_list_count(com->command_fields)) { gf_node_replace(com->node, NULL, 0); gf_node_deactivate(com->node); return GF_OK; } inf = (GF_CommandField*)gf_list_get(com->command_fields, 0); node = gf_node_list_get_child(((SVG_Element *)com->node)->children, inf->pos); if (node) { e = gf_node_replace_child(com->node, &((SVG_Element *)com->node)->children, inf->pos, NULL); gf_node_deactivate(node); } break; case GF_SG_LSR_INSERT: inf = (GF_CommandField*)gf_list_get(com->command_fields, 0); if (!com->node || !inf) return GF_NON_COMPLIANT_BITSTREAM; if (inf->new_node) { if (inf->pos<0) gf_node_list_add_child(& ((SVG_Element *)com->node)->children, inf->new_node); else gf_node_list_insert_child(& ((SVG_Element *)com->node)->children, inf->new_node, inf->pos); gf_node_register(inf->new_node, com->node); gf_node_activate(inf->new_node); gf_node_changed(com->node, NULL); } else { /*NOT SUPPORTED*/ GF_LOG(GF_LOG_ERROR, GF_LOG_CODEC, ("[LASeR] VALUE INSERTION NOT SUPPORTED\n")); } break; case GF_SG_LSR_ADD: case GF_SG_LSR_REPLACE: inf = (GF_CommandField*)gf_list_get(com->command_fields, 0); if (!com->node || !inf) return GF_NON_COMPLIANT_BITSTREAM; if (inf->new_node) { if (inf->pos<0) { /*if fieldIndex (eg attributeName) is set, this is children replacement*/ if (inf->fieldIndex>0) { gf_node_unregister_children_deactivate(com->node, ((SVG_Element *)com->node)->children); ((SVG_Element *)com->node)->children = NULL; gf_node_list_add_child(& ((SVG_Element *)com->node)->children, inf->new_node); gf_node_register(inf->new_node, com->node); gf_node_activate(inf->new_node); } else { e = gf_node_replace(com->node, inf->new_node, 0); gf_node_activate(inf->new_node); } } else { node = gf_node_list_get_child( ((SVG_Element *)com->node)->children, inf->pos); gf_node_replace_child(com->node, & ((SVG_Element *)com->node)->children, inf->pos, inf->new_node); gf_node_register(inf->new_node, com->node); if (node) gf_node_deactivate(node); gf_node_activate(inf->new_node); } /*signal node modif*/ gf_node_changed(com->node, NULL); return e; } else if (inf->node_list) { GF_ChildNodeItem *child, *cur, *prev; gf_node_unregister_children_deactivate(com->node, ((SVG_Element *)com->node)->children); ((SVG_Element *)com->node)->children = NULL; prev = NULL; child = inf->node_list; while (child) { cur = (GF_ChildNodeItem*)gf_malloc(sizeof(GF_ChildNodeItem)); cur->next = NULL; cur->node = child->node; gf_node_register(child->node, com->node); gf_node_activate(child->node); if (prev) prev->next = cur; else ((SVG_Element *)com->node)->children = cur; prev = cur; child = child->next; } /*signal node modif*/ gf_node_changed(com->node, NULL); return GF_OK; } /*attribute modif*/ else if (inf->field_ptr) { GF_FieldInfo a, b; if (inf->fieldIndex==(u32) -2) { GF_Point2D scale, translate; Fixed rotate; GF_Matrix2D *dest; gf_node_get_field_by_name(com->node, "transform", &a); dest = (GF_Matrix2D*)a.far_ptr; if (com->tag==GF_SG_LSR_REPLACE) { if (gf_mx2d_decompose(dest, &scale, &rotate, &translate)) { gf_mx2d_init(*dest); if (inf->fieldType==SVG_TRANSFORM_SCALE) scale = *(GF_Point2D *)inf->field_ptr; else if (inf->fieldType==SVG_TRANSFORM_TRANSLATE) translate = *(GF_Point2D *)inf->field_ptr; else if (inf->fieldType==SVG_TRANSFORM_ROTATE) rotate = ((SVG_Point_Angle*)inf->field_ptr)->angle; gf_mx2d_add_scale(dest, scale.x, scale.y); gf_mx2d_add_rotation(dest, 0, 0, rotate); gf_mx2d_add_translation(dest, translate.x, translate.y); } } else { GF_Point2D *pt = (GF_Point2D *)inf->field_ptr; if (inf->fieldType==SVG_TRANSFORM_SCALE) gf_mx2d_add_scale(dest, pt->x, pt->y); else if (inf->fieldType==SVG_TRANSFORM_TRANSLATE) gf_mx2d_add_translation(dest, pt->x, pt->y); else if (inf->fieldType == SVG_TRANSFORM_ROTATE) gf_mx2d_add_rotation(dest, 0, 0, ((SVG_Point_Angle*)inf->field_ptr)->angle); } /*signal node modif*/ gf_node_changed(com->node, &a); } else { if ((inf->fieldIndex==(u32) -1) && (inf->fieldType==DOM_String_datatype)) { char *str = *(SVG_String*)inf->field_ptr; if (com->tag == GF_SG_LSR_REPLACE) { GF_DOMText *t = ((SVG_Element*)com->node)->children ? (GF_DOMText*) ((SVG_Element*)com->node)->children->node :NULL; if (t && (t->sgprivate->tag==TAG_DOMText)) { if (t->textContent) gf_free(t->textContent); t->textContent = NULL; if (str) t->textContent = gf_strdup(str); } } else { if (str) gf_dom_add_text_node(com->node, gf_strdup(str)); } /*signal node modif*/ gf_node_changed(com->node, NULL); } else if ((inf->fieldIndex==TAG_LSR_ATT_scale) || (inf->fieldIndex==TAG_LSR_ATT_translation) || (inf->fieldIndex==TAG_LSR_ATT_rotation) ) { SVG_Transform *mx; gf_node_get_attribute_by_tag(com->node, TAG_SVG_ATT_transform, 1, 0, &a); mx = a.far_ptr; if (com->tag == GF_SG_LSR_REPLACE) { GF_Point2D scale, translate; SVG_Point_Angle rotate; if (gf_mx2d_decompose(&mx->mat, &scale, &rotate.angle, &translate)) { gf_mx2d_init(mx->mat); if (inf->fieldIndex==TAG_LSR_ATT_scale) scale = *(GF_Point2D *)inf->field_ptr; else if (inf->fieldIndex==TAG_LSR_ATT_translation) translate = *(GF_Point2D *)inf->field_ptr; else if (inf->fieldIndex==TAG_LSR_ATT_rotation) rotate = *(SVG_Point_Angle*)inf->field_ptr; gf_mx2d_add_scale(&mx->mat, scale.x, scale.y); gf_mx2d_add_rotation(&mx->mat, 0, 0, rotate.angle); gf_mx2d_add_translation(&mx->mat, translate.x, translate.y); } } else { if (inf->fieldIndex==TAG_LSR_ATT_scale) gf_mx2d_add_scale(&mx->mat, ((GF_Point2D*)inf->field_ptr)->x, ((GF_Point2D*)inf->field_ptr)->y); if (inf->fieldIndex==TAG_LSR_ATT_translation) gf_mx2d_add_translation(&mx->mat, ((GF_Point2D*)inf->field_ptr)->x, ((GF_Point2D*)inf->field_ptr)->y); if (inf->fieldIndex==TAG_LSR_ATT_rotation) gf_mx2d_add_rotation(&mx->mat, 0, 0, ((SVG_Point_Angle*)inf->field_ptr)->angle); } /*signal node modif*/ gf_node_changed(com->node, &a); } else if (gf_node_get_attribute_by_tag(com->node, inf->fieldIndex, 1, 0, &a) == GF_OK) { b = a; b.far_ptr = inf->field_ptr; if (com->tag == GF_SG_LSR_REPLACE) { gf_svg_attributes_copy(&a, &b, 0); } else { gf_svg_attributes_add(&a, &b, &a, 0); } if (a.fieldType==XMLRI_datatype) { gf_node_dirty_set(com->node, GF_SG_SVG_XLINK_HREF_DIRTY, 0); } /*signal node modif*/ gf_node_changed(com->node, &a); } } } else if (com->fromNodeID) { GF_FieldInfo a, b; GF_Node *fromNode = gf_sg_find_node(graph, com->fromNodeID); if (!fromNode) return GF_NON_COMPLIANT_BITSTREAM; if (gf_node_get_field(fromNode, com->fromFieldIndex, &b) != GF_OK) return GF_NON_COMPLIANT_BITSTREAM; if ((inf->fieldIndex==(u32) -1) && (inf->fieldType==DOM_String_datatype)) { char *str = *(SVG_String*)inf->field_ptr; if (com->tag == GF_SG_LSR_REPLACE) { GF_DOMText *t = ((SVG_Element*)com->node)->children ? (GF_DOMText*) ((SVG_Element*)com->node)->children->node :NULL; if (t && (t->sgprivate->tag==TAG_DOMText)) { if (t->textContent) gf_free(t->textContent); t->textContent = NULL; if (str) t->textContent = gf_strdup(str); } } else { if (str) gf_dom_add_text_node(com->node, gf_strdup(str)); } } else { gf_node_get_field(com->node, inf->fieldIndex, &a); if (com->tag == GF_SG_LSR_REPLACE) { e = gf_svg_attributes_copy(&a, &b, 0); } else { e = gf_svg_attributes_add(&a, &b, &a, 0); } } gf_node_changed(com->node, &a); return e; } else { return GF_NON_COMPLIANT_BITSTREAM; } break; case GF_SG_LSR_ACTIVATE: gf_node_activate(com->node); break; case GF_SG_LSR_DEACTIVATE: gf_node_deactivate(com->node); gf_node_changed(com->node, NULL); break; case GF_SG_LSR_SEND_EVENT: { GF_DOM_Event evt; memset(&evt, 0, sizeof(GF_DOM_Event)); evt.type = com->send_event_name; evt.detail = com->send_event_integer; evt.clientX = com->send_event_x; evt.clientY = com->send_event_y; gf_dom_event_fire(com->node, &evt); } break; #endif default: return GF_NOT_SUPPORTED; } if (e) return e; #ifndef GPAC_DISABLE_VRML if (com->scripts_to_load) { while (gf_list_count(com->scripts_to_load)) { GF_Node *script = (GF_Node *)gf_list_get(com->scripts_to_load, 0); gf_list_rem(com->scripts_to_load, 0); gf_sg_script_load(script); } gf_list_del(com->scripts_to_load); com->scripts_to_load = NULL; } #endif return GF_OK; }