/* $NoKeywords: $ */ /* // // Copyright (c) 1993-2012 Robert McNeel & Associates. All rights reserved. // OpenNURBS, Rhinoceros, and Rhino3D are registered trademarks of Robert // McNeel & Associates. // // THIS SOFTWARE IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY. // ALL IMPLIED WARRANTIES OF FITNESS FOR ANY PARTICULAR PURPOSE AND OF // MERCHANTABILITY ARE HEREBY DISCLAIMED. // // For complete openNURBS copyright information see . // //////////////////////////////////////////////////////////////// */ #include "opennurbs.h" #if !defined(ON_COMPILING_OPENNURBS) // This check is included in all opennurbs source .c and .cpp files to insure // ON_COMPILING_OPENNURBS is defined when opennurbs source is compiled. // When opennurbs source is being compiled, ON_COMPILING_OPENNURBS is defined // and the opennurbs .h files alter what is declared and how it is declared. #error ON_COMPILING_OPENNURBS must be defined when compiling opennurbs #endif ON_OBJECT_IMPLEMENT(ON_Layer,ON_ModelComponent,"95809813-E985-11d3-BFE5-0010830122F0"); const ON_Layer* ON_Layer::FromModelComponentRef( const class ON_ModelComponentReference& model_component_reference, const ON_Layer* none_return_value ) { const ON_Layer* p = ON_Layer::Cast(model_component_reference.ModelComponent()); return (nullptr != p) ? p : none_return_value; } bool ON_Layer::UpdateReferencedComponents( const class ON_ComponentManifest& source_manifest, const class ON_ComponentManifest& destination_manifest, const class ON_ManifestMap& manifest_map ) { bool rc = true; // Update render material reference int material_index = RenderMaterialIndex(); if (material_index >= 0) { int destination_material_index = ON_UNSET_INT_INDEX; if (manifest_map.GetAndValidateDestinationIndex( ON_ModelComponent::Type::RenderMaterial, material_index, destination_manifest, &destination_material_index)) { material_index = destination_material_index; } else { ON_ERROR("Unable to update render material reference."); rc = false; material_index = ON_Layer::Default.RenderMaterialIndex(); } SetRenderMaterialIndex(material_index); } // Update line pattern reference int line_pattern_index = LinetypeIndex(); if (line_pattern_index >= 0) { int destination_line_pattern_index = ON_UNSET_INT_INDEX; if (manifest_map.GetAndValidateDestinationIndex( ON_ModelComponent::Type::LinePattern, line_pattern_index, destination_manifest, &destination_line_pattern_index)) { line_pattern_index = destination_line_pattern_index; } else { ON_ERROR("Unable to update line pattern reference."); rc = false; line_pattern_index = ON_Layer::Default.LinetypeIndex(); } SetLinetypeIndex(line_pattern_index); } // Update parent layer reference ON_UUID parent_layer_id = ParentLayerId(); if (ON_nil_uuid != parent_layer_id) { const ON_UUID manifest_item_id = destination_manifest.ItemFromId( ON_ModelComponent::Type::Layer, parent_layer_id ).Id(); if ( ON_nil_uuid == manifest_item_id ) { ON_ERROR("Unable to update parent layer id reference."); rc = false; parent_layer_id = ON_Layer::Default.ParentLayerId(); } else { parent_layer_id = manifest_item_id; } SetParentLayerId(parent_layer_id); } return rc; } #define ON_BOZO_VACCINE_3E4904E6E9304fbcAA42EBD407AEFE3B #define ON_BOZO_VACCINE_BFB63C094BC7472789BB7CC754118200 ON_Layer::ON_Layer() ON_NOEXCEPT : ON_ModelComponent(ON_ModelComponent::Type::Layer) {} ON_Layer::ON_Layer( const ON_Layer& src) : ON_ModelComponent(ON_ModelComponent::Type::Layer,src) , m_iges_level(src.m_iges_level) , m_material_index(src.m_material_index) , m_rendering_attributes(src.m_rendering_attributes) , m_linetype_index(src.m_linetype_index) , m_color(src.m_color) , m_display_material_id(src.m_display_material_id) , m_plot_color(src.m_plot_color) , m_plot_weight_mm(src.m_plot_weight_mm) , m_bExpanded(src.m_bExpanded) , m_extension_bits(src.m_extension_bits) {} static void SetExtensionBit( unsigned char* layer_m_extension_bits, unsigned char mask ) { *layer_m_extension_bits |= mask; } static void ClearExtensionBit( unsigned char* layer_m_extension_bits, unsigned char mask ) { unsigned char notmask = ~mask; *layer_m_extension_bits &= notmask; } static bool ExtensionBit( unsigned char layer_m_extension_bits, unsigned char mask ) { return (0 != (layer_m_extension_bits & mask)); } bool ON_Layer::IsValid( ON_TextLog* text_log ) const { if ( NameIsEmpty() ) { if ( text_log ) { text_log->Print("Layer name is empty.\n"); } return false; } return true; } void ON_Layer::Dump( ON_TextLog& dump ) const { ON_ModelComponent::Dump(dump); dump.Print("display = %s\n",IsVisible()?"visible":"hidden"); dump.Print("picking = %s\n",IsLocked()?"locked":"unlocked"); dump.Print("display color rgb = "); dump.PrintRGB(m_color); dump.Print("\n"); dump.Print("plot color rgb = "); dump.PrintRGB(m_plot_color); dump.Print("\n"); dump.Print("default material index = %d\n",m_material_index); } bool ON_Layer::Write( ON_BinaryArchive& file // serialize definition to binary archive ) const { int i; bool rc = file.Write3dmChunkVersion(1,8); while(rc) { // Save the visibility state this layer has when its parent // is visible ignoring current parent visibility value. bool bVisible = PersistentVisibility(); // Save the locked state this layer has when its parent // is unlocked ignoring current parenting locked setting. const bool bLocked = PersistentLocking(); // Save OBSOLETE mode value so we don't break file format if ( bVisible ) i = 0; // "normal" layer mode else if ( bLocked ) i = 2; // "locked" layer mode else i = 1; // "hidden" layer mode rc = file.WriteInt( i ); if (!rc) break; rc = file.Write3dmReferencedComponentIndex( *this ); if (!rc) break; rc = file.WriteInt( m_iges_level ); if (!rc) break; rc = file.Write3dmReferencedComponentIndex( ON_ModelComponent::Type::RenderMaterial, m_material_index ); if (!rc) break; // Starting with version 200312110, this value is zero. For files written // with earlier versions, the number was a "model index" value that was // set to something >= 1, but never used. We have to continue to // read/write an integer here so that old/new versions of opennurbs can // read files written by new/old versions. i = 0; rc = file.WriteInt( i ); if (!rc) break; rc = file.WriteColor( m_color ); if (!rc) break; { // OBSOLETE LINE STYLE if ( rc ) rc = file.WriteLineStyle( LineStyle() ); // Starting with version 200503170, this section is "officially" not used. // Prior to that, it was old ON_LineStyle information that has // never been used. short s = 0; if (rc) rc = file.WriteShort(s); // default pattern if (rc) rc = file.WriteShort(s); // default pattern index if (rc) rc = file.WriteDouble(0.0); // default thickness if (rc) rc = file.WriteDouble(1.0); // default scale } if (!rc) break; if ( file.Active3dmTable() == ON_3dmArchiveTableType::layer_table && file.Archive3dmVersion() <= 4 && NameIsNotEmpty() && ParentIdIsNotNil() ) { ON_wString name = Name(); // In V4 there are no parent layers and all V4 layer names must be unique. // Since layers can be written in any order, we cannot know if there will // eventually be a parent layer using the same name as this child layer. // So, child layer names get a hash appended to insure they are unique. ON_UUID parent_layer_id = ParentId(); ON__UINT16 hash = ON_CRC16(0, sizeof(parent_layer_id), &parent_layer_id); ON_RandomNumberGenerator rng; rng.Seed(hash); for (int attempt_count = 0; attempt_count < 100; attempt_count++) { while ( 0 == hash ) hash = (ON__UINT16)(rng.RandomNumber() % 0xFFFFU); ON_wString sublayer_name; sublayer_name.Format(L"%ls (%04x)", static_cast(name),hash); // Use ON_nil_uuid ast the parent id because we need a name that is uniques // as a "top level" layer name for V4 files. const ON_NameHash sublayer_name_hash = ON_NameHash::Create(ON_nil_uuid,sublayer_name); if ( file.Manifest().ItemFromNameHash(ComponentType(), sublayer_name_hash).IsUnset() ) { // have a unique name name = sublayer_name; const_cast< ON_ComponentManifest& >(file.Manifest()).ChangeComponentNameHash(Id(), sublayer_name_hash); break; } hash = (ON__UINT16)(rng.RandomNumber() % 0xFFFFU); } rc = file.WriteString( name ); } else { rc = file.WriteModelComponentName(*this); } if (!rc) break; // 1.1 fields rc = file.WriteBool(bVisible); if (!rc) break; // 1.2 field rc = file.Write3dmReferencedComponentIndex( ON_ModelComponent::Type::LinePattern, m_linetype_index ); if (!rc) break; // 1.3 field - 23 March 2005 Dale Lear rc = file.WriteColor( m_plot_color); if (!rc) break; rc = file.WriteDouble( m_plot_weight_mm); if (!rc) break; // 1.4 field - 3 May 2005 Dale Lear // - locked and visible are independent settings rc = file.WriteBool( bLocked ); if (!rc) break; // 1.5 field rc = file.WriteUuid( Id() ); if (!rc) break; // 1.6 field ON_UUID parent_layer_id = ParentLayerId(); rc = file.WriteUuid( parent_layer_id ); if (!rc) break; // 1.6 field rc = file.WriteBool( m_bExpanded ); if (!rc) break; // 1.7 field - added 6 June 2006 rc = m_rendering_attributes.Write(file); if (!rc) break; // 1.8 field - added 19 Sep 2006 rc = file.WriteUuid(m_display_material_id); break; } return rc; } bool ON_Layer::Read( ON_BinaryArchive& file // restore definition from binary archive ) { int obsolete_value1 = 0; // see ON_Layer::Write int major_version=0; int minor_version=0; int mode = ON::normal_layer; *this = ON_Layer::Unset; bool rc = file.Read3dmChunkVersion(&major_version,&minor_version); if ( rc && major_version == 1 ) { // common to all 1.x formats if ( rc ) rc = file.ReadInt( &mode ); if ( rc ) { switch(mode) { case 0: // OBSOLETE ON::normal_layer break; case 1: // OBSOLETE ON::hidden_layer SetHiddenModelComponentState(true); break; case 2: // OBSOLETE ON::locked_layer SetLockedModelComponentState( true ); break; default: break; } } int layer_index = Index(); if (rc) { // this is the archive layer index - it will probably change when the // layer is added to the model. Since the layer has not been added to // the model, there is not way to automatically update it at this time. rc = file.ReadInt(&layer_index); } if (rc) SetIndex(layer_index); if ( rc ) rc = file.ReadInt( &m_iges_level ); // render material index int render_material_index = ON_UNSET_INT_INDEX; if (rc) rc = file.Read3dmReferencedComponentIndex(ON_ModelComponent::Type::RenderMaterial,&render_material_index); if (rc && ON_UNSET_INT_INDEX != render_material_index ) SetRenderMaterialIndex(render_material_index); if ( rc ) rc = file.ReadInt( &obsolete_value1 ); if ( rc ) rc = file.ReadColor( m_color ); { // OBSOLETE line style was never used - read and discard the next 20 bytes short s; double x; if (rc) file.ReadShort(&s); if (rc) file.ReadShort(&s); if (rc) file.ReadDouble(&x); if (rc) file.ReadDouble(&x); } ON_wString layer_name; if ( rc ) rc = file.ReadString( layer_name ); if (rc) SetName(layer_name); if ( rc && minor_version >= 1 ) { bool bVisible = true; rc = file.ReadBool(&bVisible); if ( rc && false == bVisible) SetHiddenModelComponentState(true); bVisible = (false == ModelComponentStatus().IsHidden()); if ( rc && minor_version >= 2 ) { // line pattern index int line_pattern_index = ON_UNSET_INT_INDEX; rc = file.Read3dmReferencedComponentIndex( ON_ModelComponent::Type::LinePattern, &line_pattern_index ); if (rc && ON_UNSET_INT_INDEX != line_pattern_index) SetLinetypeIndex(line_pattern_index); if (rc && minor_version >= 3 ) { // 23 March 2005 Dale Lear rc = file.ReadColor( m_plot_color); if (rc) rc = file.ReadDouble( &m_plot_weight_mm); if (rc && minor_version >= 4 ) { bool bLocked = false; rc = file.ReadBool(&bLocked); if (rc && bLocked ) SetLockedModelComponentState(bLocked); bLocked = ModelComponentStatus().IsLocked(); if (rc && minor_version >= 5 ) { ON_UUID layer_id = ON_nil_uuid; rc = file.ReadUuid(layer_id); if (rc) SetId(layer_id); if ( rc && minor_version >= 6 && file.ArchiveOpenNURBSVersion() > 200505110 ) { // Some files saved with opennurbs version 200505110 // do not contain correctly written m_parent_layer_id // and m_bExpanded values. // It is ok to default these values. ON_UUID parent_layer_id = ON_nil_uuid; rc = file.ReadUuid(parent_layer_id); if (rc) { SetParentId(parent_layer_id); if ( ON_UuidIsNotNil(parent_layer_id) ) { //SetParentId(parent_layer_id); if ( ModelComponentStatus().IsHidden() ) SetPersistentVisibility(false); if ( ModelComponentStatus().IsLocked()) SetPersistentLocking(true); } rc = file.ReadBool(&m_bExpanded); } } if ( rc && minor_version >= 7 ) { // 1.7 field - added 6 June 2006 rc = m_rendering_attributes.Read(file); if ( rc && minor_version >= 8 ) { // 1.8 field - added 19 Sep 2006 rc = file.ReadUuid(m_display_material_id); } } } } } } } if ( IdIsNil() ) { // old files didn't have layer ids and we need unique ones. SetId(); } } else { ON_ERROR("ON_Layer::Read() encountered a layer written by future code."); rc = false; } return rc; } ON::object_type ON_Layer::ObjectType() const { return ON::layer_object; } ////////////////////////////////////////////////////////////////////// // // Interface void ON_Layer::SetColor( ON_Color c) { m_color = c; } void ON_Layer::SetPlotColor( ON_Color c) { m_plot_color = c; } ON_Color ON_Layer::Color() const { return m_color; } ON_Color ON_Layer::PlotColor() const { return ((m_plot_color == ON_UNSET_COLOR) ? m_color : m_plot_color); } bool ON_Layer::SetLinetypeIndex( int index) { if( m_linetype_index != index ) { IncrementContentVersionNumber(); m_linetype_index = index; return true; } return false; } int ON_Layer::LinetypeIndex() const { return m_linetype_index; } ON_UUID ON_Layer::ParentLayerId() const { return ParentId(); } void ON_Layer::SetParentLayerId( ON_UUID parent_layer_id ) { SetParentId(parent_layer_id); } bool ON_Layer::IsVisible() const { return IsHidden() ? false : true; } void ON_Layer::SetVisible( bool bVisible ) { SetHiddenModelComponentState( bVisible ? false : true ); bVisible = (false == IsHidden()); if ( ParentIdIsNil() ) UnsetPersistentVisibility(); else if ( bVisible ) { // When a parent layer is turned off, the m_bVisible value for // every child layer layer is set to false. When a parent layer // is turned on and the visible child setting is true, the // child's m_bVisible value is set to true. // // This call ensures that if, at some point in the future, the // parent layer is turned off and then turned back on, this // layer will get turned back on as well. SetPersistentVisibility(true); } } void ON_Layer::SetLocked( bool bLocked ) { SetLockedModelComponentState(bLocked); bLocked = IsLocked(); if ( ParentIdIsNil() ) UnsetPersistentLocking(); else if ( !bLocked ) { // When a parent layer is locked off, the m_bLocked value for // every child layer layer is set to true. When a parent layer // is unlocked on and the locked child setting is false, the // child's m_bLocked value is set to false. // // This call ensures that if, at some point in the future, the // parent layer is locked and then unlocked, this layer will // get unlocked on as well. SetPersistentLocking(false); } } bool ON_Layer::IsVisibleAndNotLocked() const { return (false == IsHidden() && false == IsLocked()); } bool ON_Layer::IsVisibleAndLocked() const { return (false == IsHidden() && IsLocked()); } bool ON_Layer::SetRenderMaterialIndex( int i ) { if ( i != m_material_index ) IncrementContentVersionNumber(); m_material_index = i; return true; } int ON_Layer::RenderMaterialIndex() const { return m_material_index; } bool ON_Layer::SetIgesLevel( int level ) { m_iges_level = level; return true; } int ON_Layer::IgesLevel() const { return m_iges_level; } double ON_Layer::PlotWeight() const { return m_plot_weight_mm; } void ON_Layer::SetPlotWeight(double plot_weight_mm) { m_plot_weight_mm = (ON_IsValid(plot_weight_mm) && (plot_weight_mm>0.0 || -1.0==plot_weight_mm) ) ? plot_weight_mm : 0.0; } //////////////////////////////////////////////////////////////// // // BEGIN ON__LayerPerViewSettings class // class /*NEVER EXPORT THIS CLASS DEFINITION*/ ON__LayerPerViewSettings { #if !defined(ON_BOZO_VACCINE_3E4904E6E9304fbcAA42EBD407AEFE3B) #error Never copy this class definition or put this definition in a header file! #endif public: ON__LayerPerViewSettings(); void SetDefaultValues(); bool Write( const ON_Layer& layer, ON_BinaryArchive& binary_archive ) const; bool Read( const ON_Layer& layer, ON_BinaryArchive& binary_archive); ON__UINT32 DataCRC(ON__UINT32 current_remainder) const; ON_UUID m_viewport_id; // id of the viewport with custom layer settings // if this id is nil, then the rest of the settings // in this class are meaningless. ON_Color m_color; // ON_UNSET_COLOR means use ON_Layer::m_color ON_Color m_plot_color; // ON_UNSET_COLOR means use ON_Layer::m_plot_color double m_plot_weight_mm; // ON_UNSET_VALUE means use ON_Layer::m_plot_weight_mm unsigned char m_visible; // 0 means use ON_Layer::m_bVisible // 1 = visible in viewport // 2 = off in viewport unsigned char m_persistent_visibility; // 0 = unset, 1 = visible, 2 = not visible static int Compare( const ON__LayerPerViewSettings* a, const ON__LayerPerViewSettings* b ); static int CompareViewportId( const ON__LayerPerViewSettings* a, const ON__LayerPerViewSettings* b ); /* Returns: A bitfield that sets the bits if a layer setting is per viewport for the specified for the viewport. The ON_Layer::PER_VIEWPORT_SETTINGS enum values which bits correspond to which settings. Remarks: If m_viewport_id is nil, this function returns 0. */ unsigned int SettingsMask() const; /* Description: Copy specified settings from src to this class. Parameters: src - [in] settings to copy settings_mask - [in] a bitfield that specifies which settings to copy. The bits are defined in the ON_Layer::PER_VIEWPORT_SETTINGS enum. */ void CopySettings( const ON__LayerPerViewSettings* src, unsigned int settings_mask ); }; ON__UINT32 ON__LayerPerViewSettings::DataCRC(ON__UINT32 current_remainder) const { const unsigned int settings_mask = SettingsMask(); if ( 0 != settings_mask ) { if ( 0 != (settings_mask & ON_Layer::per_viewport_id) ) current_remainder = ON_CRC32(current_remainder,sizeof(m_viewport_id),&m_viewport_id); if ( 0 != (settings_mask & ON_Layer::per_viewport_color) ) current_remainder = ON_CRC32(current_remainder,sizeof(m_color),&m_color); if ( 0 != (settings_mask & ON_Layer::per_viewport_plot_color) ) current_remainder = ON_CRC32(current_remainder,sizeof(m_plot_color),&m_plot_color); if ( 0 != (settings_mask & ON_Layer::per_viewport_plot_weight) ) current_remainder = ON_CRC32(current_remainder,sizeof(m_plot_weight_mm),&m_plot_weight_mm); if ( 0 != (settings_mask & ON_Layer::per_viewport_visible) ) current_remainder = ON_CRC32(current_remainder,sizeof(m_visible),&m_visible); if ( 0 != (settings_mask & ON_Layer::per_viewport_persistent_visibility) ) current_remainder = ON_CRC32(current_remainder,sizeof(m_persistent_visibility),&m_persistent_visibility); } return current_remainder; } void ON__LayerPerViewSettings::CopySettings( const ON__LayerPerViewSettings* src, unsigned int settings_mask ) { if ( 0 != src && this != src && 0 != settings_mask ) { if ( 0 != (settings_mask & ON_Layer::per_viewport_id) ) m_viewport_id = src->m_viewport_id; if ( 0 != (settings_mask & ON_Layer::per_viewport_color) ) m_color = src->m_color; if ( 0 != (settings_mask & ON_Layer::per_viewport_plot_color) ) m_plot_color = src->m_plot_color; if ( 0 != (settings_mask & ON_Layer::per_viewport_plot_weight) ) m_plot_weight_mm = src->m_plot_weight_mm; if ( 0 != (settings_mask & ON_Layer::per_viewport_visible) ) m_visible = src->m_visible; if ( 0 != (settings_mask & ON_Layer::per_viewport_persistent_visibility) ) m_persistent_visibility = src->m_persistent_visibility; } } int ON__LayerPerViewSettings::Compare( const ON__LayerPerViewSettings* a, const ON__LayerPerViewSettings* b ) { int rc = ON_UuidCompare(a->m_viewport_id,b->m_viewport_id); if ( 0 == rc ) { unsigned int abits = a->SettingsMask(); unsigned int bbits = b->SettingsMask(); rc = ((int)abits) - ((int)bbits); if ( 0 == rc ) { if ( 0 != (ON_Layer::per_viewport_visible & abits) ) { rc = ((int)a->m_visible) - ((int)b->m_visible); } if ( 0 == rc && 0 != (ON_Layer::per_viewport_persistent_visibility & abits) ) { rc = ((int)a->m_persistent_visibility) - ((int)b->m_persistent_visibility); } if ( 0 == rc && 0 != (ON_Layer::per_viewport_color & abits) ) { rc = ((int)a->m_color) - ((int)b->m_color); } if ( 0 == rc && 0 != (ON_Layer::per_viewport_plot_color & abits) ) { rc = ((int)a->m_plot_color) - ((int)b->m_plot_color); } if ( 0 == rc && 0 != (ON_Layer::per_viewport_plot_weight & abits) ) { if ( a->m_plot_weight_mm < b->m_plot_weight_mm ) rc = -1; else if ( a->m_plot_weight_mm > b->m_plot_weight_mm ) rc = 1; } } } return rc; } int ON__LayerPerViewSettings::CompareViewportId( const ON__LayerPerViewSettings* a, const ON__LayerPerViewSettings* b ) { return ON_UuidCompare(a->m_viewport_id,b->m_viewport_id); } unsigned int ON__LayerPerViewSettings::SettingsMask() const { // It is critical that this function returns // zero when m_viewport_id = nil and returns // zero when no layer properties are overridden // for the specified viewport. unsigned int bits = 0; if ( !ON_UuidIsNil(m_viewport_id) ) { if ( ON_UNSET_COLOR != m_color ) bits |= ON_Layer::per_viewport_color; if ( ON_UNSET_COLOR != m_plot_color ) bits |= ON_Layer::per_viewport_plot_color; if ( (m_plot_weight_mm >= 0.0 || -1.0 == m_plot_weight_mm) && ON_IsValid(m_plot_weight_mm) ) bits |= ON_Layer::per_viewport_plot_weight; if ( 1 == m_visible || 2 == m_visible ) bits |= ON_Layer::per_viewport_visible; if ( 1 == m_persistent_visibility || 2 == m_persistent_visibility ) bits |= ON_Layer::per_viewport_persistent_visibility; // It is critical that bit "1" is set only if // some layer property is overridden. That's // why the 0 != bits test is here. if ( 0 != bits ) bits |= ON_Layer::per_viewport_id; } return bits; } ON__LayerPerViewSettings::ON__LayerPerViewSettings() { SetDefaultValues(); } void ON__LayerPerViewSettings::SetDefaultValues() { memset(this,0,sizeof(*this)); m_color = ON_UNSET_COLOR; m_plot_color = ON_UNSET_COLOR; m_plot_weight_mm = ON_UNSET_VALUE; } bool ON__LayerPerViewSettings::Write(const ON_Layer& layer, ON_BinaryArchive& binary_archive) const { if ( !binary_archive.BeginWrite3dmChunk(TCODE_ANONYMOUS_CHUNK,1,2) ) return false; bool rcc = false; for(;;) { // This complicated "bits" stuff is to minimize number of bytes // written in the file. Even though long term storage space is // nearly free, we have lots of customers who complain about // large file size and so ... unsigned int bits = SettingsMask(); if ( !binary_archive.WriteInt(1,&bits) ) break; if ( 0 == bits ) { rcc = true; break; // all settings are defaults or viewport_id is nil } if ( !binary_archive.WriteUuid(m_viewport_id) ) break; if ( 0 != (ON_Layer::per_viewport_color & bits) ) { if ( !binary_archive.WriteColor(m_color) ) break; } if ( 0 != (ON_Layer::per_viewport_plot_color & bits) ) { if ( !binary_archive.WriteColor(m_plot_color) ) break; } if ( 0 != (ON_Layer::per_viewport_plot_weight & bits) ) { if ( !binary_archive.WriteDouble(m_plot_weight_mm) ) break; } if ( 0 != (ON_Layer::per_viewport_visible & bits) ) { if ( !binary_archive.WriteChar(m_visible) ) break; // version 1.1 addition if ( !binary_archive.WriteChar(m_visible) ) // (makes old a file old rhinos can read) break; } // 1.2 addition if ( 0 != (ON_Layer::per_viewport_persistent_visibility & bits) ) { if ( !binary_archive.WriteChar(m_persistent_visibility) ) break; } rcc = true; break; } if ( !binary_archive.EndWrite3dmChunk() ) rcc = false; return rcc; } bool ON__LayerPerViewSettings::Read(const ON_Layer& layer, ON_BinaryArchive& binary_archive) { SetDefaultValues(); int major_version = 0; int minor_version = 0; if ( !binary_archive.BeginRead3dmChunk(TCODE_ANONYMOUS_CHUNK,&major_version,&minor_version) ) return false; bool rc = false; for(;;) { if (1 != major_version) break; // This complicated "bits" stuff is to minimize number of bytes // written in the file. Even though long term storage space is // nearly free, we have lots of customers who complain about // large file size and so ... unsigned int bits = 0; if ( !binary_archive.ReadInt(1,&bits) ) break; if ( 0 == bits ) { rc = true; break; } if ( !binary_archive.ReadUuid(m_viewport_id) ) break; if ( 0 != (ON_Layer::per_viewport_color & bits) ) { if ( !binary_archive.ReadColor(m_color) ) break; } if ( 0 != (ON_Layer::per_viewport_plot_color & bits) ) { if ( !binary_archive.ReadColor(m_plot_color) ) break; } if ( 0 != (ON_Layer::per_viewport_plot_weight & bits) ) { if ( !binary_archive.ReadDouble(&m_plot_weight_mm) ) break; } if ( 0 != (ON_Layer::per_viewport_visible & bits) ) { if ( !binary_archive.ReadChar(&m_visible) ) break; if ( minor_version >= 1 ) { // for reading older Rhino files // Yes, writing m_visible and reading m_persistent_visibility is done on purpose. if ( !binary_archive.ReadChar(&m_persistent_visibility) ) break; } } if ( minor_version >= 2 ) { if ( 0 != (ON_Layer::per_viewport_persistent_visibility & bits) ) { if ( !binary_archive.ReadChar(&m_persistent_visibility) ) break; } } if ( layer.ParentIdIsNil() ) m_persistent_visibility = 0; rc = true; break; } if ( !binary_archive.EndRead3dmChunk() ) rc = false; return rc; } // // // END ON__LayerPerViewSettings class // //////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////// // // BEGIN ON__LayerExtensions user data class // class /*NEVER EXPORT THIS CLASS DEFINITION*/ ON__LayerExtensions : public ON_UserData { #if !defined(ON_BOZO_VACCINE_3E4904E6E9304fbcAA42EBD407AEFE3B) #error Never copy this class definition or put this definition in a header file! #endif ON_OBJECT_DECLARE(ON__LayerExtensions); public: ON__LayerExtensions(); ~ON__LayerExtensions(); // default copy constructor and operator= work fine. public: // virtual ON_Object override bool IsValid( class ON_TextLog* text_log = nullptr ) const override; // virtual ON_Object override unsigned int SizeOf() const override; // virtual ON_Object override ON__UINT32 DataCRC(ON__UINT32 current_remainder) const override; // virtual ON_Object override bool Write(ON_BinaryArchive& binary_archive) const override; // virtual ON_Object override bool Read(ON_BinaryArchive& binary_archive) override; // virtual ON_UserData override bool Archive() const override; // virtual ON_UserData override bool GetDescription( ON_wString& description ) override; public: bool IsEmpty() const; static ON__LayerPerViewSettings* ViewportSettings( const ON_Layer& layer, const unsigned char* layer_m_extension_bits, ON_UUID viewport_id, bool bCreate ); static void DeleteViewportSettings( const ON_Layer& layer, const unsigned char* layer_m_extension_bits, const ON__LayerPerViewSettings* vp_settings_to_delete ); static ON__LayerExtensions* LayerExtensions( const ON_Layer& layer, const unsigned char* layer_m_extension_bits, bool bCreate ); // per viewport overrides of color, linetype, plot color, plot weight, and visibility ON_SimpleArray m_vp_settings; }; #undef ON_BOZO_VACCINE_3E4904E6E9304fbcAA42EBD407AEFE3B ON_OBJECT_IMPLEMENT(ON__LayerExtensions,ON_UserData,"3E4904E6-E930-4fbc-AA42-EBD407AEFE3B"); ON__LayerExtensions* ON__LayerExtensions::LayerExtensions(const ON_Layer& layer, const unsigned char* layer_m_extension_bits, bool bCreate) { ON__LayerExtensions* ud = ON__LayerExtensions::Cast(layer.GetUserData(ON_CLASS_ID(ON__LayerExtensions))); if ( 0 == ud ) { if ( bCreate ) { ud = new ON__LayerExtensions(); const_cast(layer).AttachUserData(ud); // Clear 0x01 bit of ON_Layer::m_extension_bits so // ON_Layer visibility and color queries will check // for ON__LayerExtensions userdata. ClearExtensionBit( const_cast(layer_m_extension_bits), 0x01 ); } else { // Set 0x01 bit of ON_Layer::m_extension_bits so // ON_Layer visibility and color queries will not // perform the expensive check for ON__LayerExtensions // userdata. This speeds up visibility and color queries // that occur millions of times when complicated models // are rendered. SetExtensionBit( const_cast(layer_m_extension_bits), 0x01 ); } } else { // Clear 0x01 bit of ON_Layer::m_extension_bits so // ON_Layer visibility and color queries will check // for ON__LayerExtensions userdata. ClearExtensionBit( const_cast(layer_m_extension_bits), 0x01 ); } return ud; } ON__LayerExtensions::ON__LayerExtensions() { m_userdata_uuid = ON_CLASS_ID(ON__LayerExtensions); m_application_uuid = ON_opennurbs5_id; m_userdata_copycount = 1; } ON__LayerExtensions::~ON__LayerExtensions() { } // virtual ON_Object override bool ON__LayerExtensions::IsValid( ON_TextLog* text_log ) const { return true; } // virtual ON_Object override unsigned int ON__LayerExtensions::SizeOf() const { size_t sz = sizeof(*this) - sizeof(ON_UserData); sz += m_vp_settings.SizeOfArray(); return (unsigned int)sz; } // virtual ON_Object override ON__UINT32 ON__LayerExtensions::DataCRC(ON__UINT32 current_remainder) const { ON__UINT32 crc = 0; crc = m_vp_settings.DataCRC(crc); return crc; } // virtual ON_Object override bool ON__LayerExtensions::Write(ON_BinaryArchive& binary_archive) const { bool rc = binary_archive.BeginWrite3dmChunk(TCODE_ANONYMOUS_CHUNK,1,0); if ( !rc ) return false; for(;;) { const ON_Layer* layer = ON_Layer::Cast( Owner() ); if ( 0 == layer ) break; int count = m_vp_settings.Count(); rc = binary_archive.WriteInt(count); if ( !rc ) break; for ( int i = 0; i < count && rc; i++ ) { rc = m_vp_settings[i].Write( *layer, binary_archive ); } if (!rc) break; break; } if ( !binary_archive.EndWrite3dmChunk() ) rc = false; return rc; } // virtual ON_Object override bool ON__LayerExtensions::Read(ON_BinaryArchive& binary_archive) { m_vp_settings.SetCount(0); int major_version = 0; int minor_version = 0; bool rc = binary_archive.BeginRead3dmChunk(TCODE_ANONYMOUS_CHUNK,&major_version,&minor_version); if ( !rc ) return false; for(;;) { const ON_Layer* layer = ON_Layer::Cast( Owner() ); rc = ( 0 != layer ); if (!rc) break; rc = (1 == major_version); if (!rc) break; int count = 0; rc = binary_archive.ReadInt(&count); if ( !rc ) break; m_vp_settings.Reserve(count); for ( int i = 0; i < count; i++ ) { rc = m_vp_settings.AppendNew().Read(*layer,binary_archive); if (!rc) { m_vp_settings.Remove(); break; } if ( 0 == m_vp_settings.Last()->SettingsMask() ) m_vp_settings.Remove(); } // to make ON_Layer::PerViewportSettingsCRC() return // equal values for equal settings, it is critical // that m_vp_settings[] be sorted. m_vp_settings.QuickSort(ON__LayerPerViewSettings::Compare); if (!rc) break; break; } if ( !binary_archive.EndRead3dmChunk() ) rc = false; return rc; } // virtual ON_UserData override bool ON__LayerExtensions::Archive() const { return !IsEmpty(); } // virtual ON_UserData override bool ON__LayerExtensions::GetDescription( ON_wString& description ) { description = L"Layer Extensions"; return true; } ON__LayerPerViewSettings* ON__LayerExtensions::ViewportSettings( const ON_Layer& layer, const unsigned char* layer_m_extension_bits, ON_UUID viewport_id, bool bCreate ) { if ( !ON_UuidIsNil(viewport_id) ) { ON__LayerExtensions* ud = ON__LayerExtensions::LayerExtensions(layer,layer_m_extension_bits,bCreate); if ( ud ) { int i; const int vp_settings_count = ud->m_vp_settings.Count(); ON__LayerPerViewSettings* vp_settings = ud->m_vp_settings.Array(); for ( i = 0; i < vp_settings_count; i++ ) { if ( 0 == memcmp(&viewport_id,&vp_settings[i].m_viewport_id,sizeof(ON_UUID)) ) return (vp_settings+i); } if ( bCreate ) { ON__LayerPerViewSettings& new_vp_settings = ud->m_vp_settings.AppendNew(); vp_settings = ud->m_vp_settings.Array(); // appending can grow the array new_vp_settings.SetDefaultValues(); new_vp_settings.m_viewport_id = viewport_id; // to make ON_Layer::PerViewportSettingsCRC() return // equal values for equal settings, it is critical // that m_vp_settings[] be sorted. ud->m_vp_settings.QuickSort(ON__LayerPerViewSettings::Compare); for ( i = 0; i <= vp_settings_count; i++ ) // "i <= ..." is correct because of the .AppendNew() { if ( 0 == memcmp(&viewport_id,&vp_settings[i].m_viewport_id,sizeof(ON_UUID)) ) return (vp_settings+i); } } } } return 0; } void ON__LayerExtensions::DeleteViewportSettings( const ON_Layer& layer, const unsigned char* layer_m_extension_bits, const ON__LayerPerViewSettings* vp_settings_to_delete ) { ON__LayerExtensions* ud = ON__LayerExtensions::LayerExtensions(layer,layer_m_extension_bits,false); if ( ud ) { if ( 0 == vp_settings_to_delete ) { delete ud; // Set bit 0x01 of ON_Layer::m_extension_bits to prevent // ON_Layer visibilty and color queries from wasting // time looking for userdata. SetExtensionBit( const_cast(layer_m_extension_bits), 0x01 ); } else { const size_t vp_settings_count = ud->m_vp_settings.Count(); if ( vp_settings_count > 0 ) { const ON__LayerPerViewSettings* vp_settings0 = ud->m_vp_settings.Array(); if ( vp_settings0 <= vp_settings_to_delete ) { int i = (int)(vp_settings_to_delete-vp_settings0); ud->m_vp_settings.Remove(i); } } if ( ud->IsEmpty() ) { delete ud; // Set bit 0x01 of ON_Layer::m_extension_bits to prevent // ON_Layer visibilty and color queries from wasting // time looking for userdata. SetExtensionBit( const_cast(layer_m_extension_bits), 0x01 ); } } } } bool ON__LayerExtensions::IsEmpty() const { const int count = m_vp_settings.Count(); for ( int i = 0; i < count; i++ ) if ( 0 != m_vp_settings[i].SettingsMask() ) return false; return true; // nothing of value in this user data } // // END ON__LayerExtensions user data class // //////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////// // // BEGIN ON_Layer per viewport interface functions // void ON_Layer::SetPerViewportColor( ON_UUID viewport_id, ON_Color layer_color ) { if ( ON_UuidIsNil(viewport_id) ) { DeletePerViewportColor(viewport_id); if ( ON_Color::UnsetColor != layer_color ) m_color = layer_color; } else { bool bSet = ( layer_color != ON_UNSET_COLOR ); ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, bSet ); if ( vp_settings ) { vp_settings->m_color = layer_color; if ( !bSet && 0 == vp_settings->SettingsMask() ) ON__LayerExtensions::DeleteViewportSettings(*this, &m_extension_bits, vp_settings); } } } //void ON_Layer::SetColor( ON_Color layer_color, const ON_UUID& viewport_id ) //{ // SetPerViewportColor( viewport_id, layer_color ); //} ON_Color ON_Layer::PerViewportColor( ON_UUID viewport_id ) const { if ( !ExtensionBit(m_extension_bits,0x01) ) { const ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, false ); if ( 0 != vp_settings && ON_UNSET_COLOR != vp_settings->m_color ) return vp_settings->m_color; } return m_color; } //ON_Color ON_Layer::Color( const ON_UUID& viewport_id ) const //{ // return PerViewportColor( viewport_id ); //} void ON_Layer::SetPerViewportPlotColor( ON_UUID viewport_id, ON_Color plot_color ) { if ( ON_UuidIsNil(viewport_id) ) { DeletePerViewportPlotColor(viewport_id); SetPlotColor(plot_color); } else { bool bSet = ( plot_color != ON_UNSET_COLOR ); ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, bSet ); if ( vp_settings ) { vp_settings->m_plot_color = plot_color; if ( !bSet && 0 == vp_settings->SettingsMask() ) ON__LayerExtensions::DeleteViewportSettings(*this, &m_extension_bits,vp_settings); } } } //void ON_Layer::SetPlotColor( ON_Color plot_color, const ON_UUID& viewport_id ) //{ // return SetPerViewportPlotColor( viewport_id, plot_color ); //} ON_Color ON_Layer::PerViewportPlotColor( ON_UUID viewport_id ) const { if ( !ExtensionBit(m_extension_bits,0x01) ) { const ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, false ); if ( 0 != vp_settings && vp_settings->m_plot_color != ON_UNSET_COLOR ) return vp_settings->m_plot_color; } // no per viewport settings // 2-Nov-2009 Dale Fugier, modified to call default PlotColor() return PlotColor(); } /*ON_Color ON_Layer::PlotColor( const ON_UUID& viewport_id ) const { return PerViewportPlotColor(viewport_id); }*/ void ON_Layer::SetPerViewportPlotWeight( ON_UUID viewport_id, double plot_weight_mm ) { if ( ON_UuidIsNil(viewport_id) ) { DeletePerViewportPlotWeight(viewport_id); SetPlotWeight(plot_weight_mm); // this call handles invalid plot weights } else { bool bSet = ( ON_IsValid(plot_weight_mm) && (plot_weight_mm>=0.0 || -1.0==plot_weight_mm) ); ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, bSet ); if ( vp_settings ) { vp_settings->m_plot_weight_mm = (bSet) ? plot_weight_mm : ON_UNSET_VALUE; if ( !bSet && 0 == vp_settings->SettingsMask() ) ON__LayerExtensions::DeleteViewportSettings(*this, &m_extension_bits, vp_settings); } } } //void ON_Layer::SetPlotWeight( double plot_weight_mm, const ON_UUID& viewport_id ) //{ // SetPerViewportPlotWeight( viewport_id, plot_weight_mm ); //} double ON_Layer::PerViewportPlotWeight( ON_UUID viewport_id ) const { if ( !ExtensionBit(m_extension_bits,0x01) ) { const ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, false ); if ( 0 != vp_settings && (vp_settings->m_plot_weight_mm >= 0.0 || -1.0 == vp_settings->m_plot_weight_mm) ) return vp_settings->m_plot_weight_mm; } return PlotWeight(); } //double ON_Layer::PlotWeight( const ON_UUID& viewport_id ) const //{ // return PerViewportPlotWeight(viewport_id); //} bool ON_Layer::PerViewportIsVisible( ON_UUID viewport_id ) const { if ( false == ExtensionBit(m_extension_bits,0x01) && ON_nil_uuid != viewport_id ) { const ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, false ); if (vp_settings) { if ( 1 == vp_settings->m_visible ) return true; // per viewport ON setting overrides layer setting if ( 2 == vp_settings->m_visible ) return false; // per viewport OFF setting overrides layer setting } } return IsVisible(); // use layer setting } void ON_Layer::SetPerViewportVisible( ON_UUID viewport_id, bool bVisible ) { if ( ON_UuidIsNil(viewport_id) ) { // remove per view visible settings DeletePerViewportVisible(viewport_id); // set general visibility setting SetVisible(bVisible); } else { ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, true ); if (vp_settings) { vp_settings->m_visible = (bVisible) ? 1 // layer is on in this viewport : 2; // layer is off in this viewport if ( ParentIdIsNil() ) vp_settings->m_persistent_visibility = 0; else if ( bVisible ) vp_settings->m_persistent_visibility = 1; } } } bool ON_Layer::PerViewportPersistentVisibility( ON_UUID viewport_id ) const { // added to fix bug 82587 if ( !ExtensionBit(m_extension_bits,0x01) && ON_UuidIsNotNil(viewport_id) ) { ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, false ); if ( 0 != vp_settings ) { if ( 1 == vp_settings->m_visible ) return true; if ( ParentIdIsNotNil() ) { if ( 1 == vp_settings->m_persistent_visibility ) return true; if ( 2 == vp_settings->m_persistent_visibility ) return false; } if ( 2 == vp_settings->m_visible ) return false; } } return PersistentVisibility(); } void ON_Layer::SetPerViewportPersistentVisibility( ON_UUID viewport_id, bool bVisibleChild ) { // added to fix bug 82587 if ( ON_UuidIsNotNil(viewport_id) ) { bool bCreate = false; // This "false" is correct because the per viewport visibility // setting needs to be in existance for this call to make any // sense in the first place. ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, bCreate ); if (vp_settings ) vp_settings->m_persistent_visibility = bVisibleChild ? 1 : 2; } } void ON_Layer::UnsetPerViewportPersistentVisibility( ON_UUID viewport_id ) { // added to fix bug 82587 if ( ON_UuidIsNil(viewport_id) ) { ON__LayerExtensions* ud = ON__LayerExtensions::LayerExtensions( *this, &m_extension_bits, false ); if ( 0 != ud ) { for ( int i = 0; i < ud->m_vp_settings.Count(); i++ ) { ud->m_vp_settings[i].m_persistent_visibility = 0; } } } else { bool bCreate = false; // This "false" is correct because the per viewport visibility // setting needs to be in existance for this call to make any // sense in the first place. ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, bCreate ); if (vp_settings ) vp_settings->m_persistent_visibility = 0; } } void ON_Layer::DeletePerViewportColor( const ON_UUID& viewport_id ) { if ( ON_UuidIsNil(viewport_id) ) { ON__LayerExtensions* ud = ON__LayerExtensions::LayerExtensions(*this,&m_extension_bits,false); if ( 0 != ud ) { for ( int i = ud->m_vp_settings.Count(); i--; /*empty iterator*/ ) { ud->m_vp_settings[i].m_color = ON_Color::UnsetColor; if ( 0 == ud->m_vp_settings[i].SettingsMask() ) ud->m_vp_settings.Remove(i); } if ( ud->IsEmpty() ) { ON__LayerExtensions::DeleteViewportSettings( *this, &m_extension_bits, 0 ); ud = 0; } } } else { ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, false ); if (vp_settings) { vp_settings->m_color = ON_Color::UnsetColor; if ( 0 == vp_settings->SettingsMask() ) ON__LayerExtensions::DeleteViewportSettings(*this,&m_extension_bits,vp_settings); } } } void ON_Layer::DeletePerViewportPlotColor( const ON_UUID& viewport_id ) { if ( ON_UuidIsNil(viewport_id) ) { ON__LayerExtensions* ud = ON__LayerExtensions::LayerExtensions(*this,&m_extension_bits,false); if ( 0 != ud ) { for ( int i = ud->m_vp_settings.Count(); i--; /*empty iterator*/ ) { ud->m_vp_settings[i].m_plot_color = ON_UNSET_COLOR; if ( 0 == ud->m_vp_settings[i].SettingsMask() ) ud->m_vp_settings.Remove(i); } if ( ud->IsEmpty() ) { ON__LayerExtensions::DeleteViewportSettings( *this, &m_extension_bits, 0 ); ud = 0; } } } else { ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, false ); if (vp_settings) { vp_settings->m_plot_color = ON_UNSET_COLOR; if ( 0 == vp_settings->SettingsMask() ) ON__LayerExtensions::DeleteViewportSettings(*this,&m_extension_bits,vp_settings); } } } int ON_Layer::UpdateViewportIds( const ON_UuidPairList& viewport_id_map ) { if ( viewport_id_map.Count() <= 0 ) return 0; ON__LayerExtensions* ud = ON__LayerExtensions::LayerExtensions(*this,&m_extension_bits,false); if ( 0 == ud ) return 0; int rc = 0; ON_UUID new_id; for ( int i = 0; i < ud->m_vp_settings.Count(); i++ ) { ON__LayerPerViewSettings& s = ud->m_vp_settings[i]; if ( viewport_id_map.FindId1(s.m_viewport_id,&new_id) && s.m_viewport_id != new_id ) { s.m_viewport_id = new_id; rc++; } } return rc; } void ON_Layer::DeletePerViewportPlotWeight( const ON_UUID& viewport_id ) { if ( ON_UuidIsNil(viewport_id) ) { ON__LayerExtensions* ud = ON__LayerExtensions::LayerExtensions(*this,&m_extension_bits,false); if ( 0 != ud ) { for ( int i = ud->m_vp_settings.Count(); i--; /*empty iterator*/ ) { ud->m_vp_settings[i].m_plot_weight_mm = ON_UNSET_VALUE; if ( 0 == ud->m_vp_settings[i].SettingsMask() ) ud->m_vp_settings.Remove(i); } if ( ud->IsEmpty() ) { ON__LayerExtensions::DeleteViewportSettings( *this, &m_extension_bits, 0 ); ud = 0; } } } else { ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, false ); if (vp_settings) { vp_settings->m_plot_weight_mm = ON_UNSET_VALUE; if ( 0 == vp_settings->SettingsMask() ) ON__LayerExtensions::DeleteViewportSettings(*this,&m_extension_bits,vp_settings); } } } void ON_Layer::DeletePerViewportVisible( const ON_UUID& viewport_id ) { if ( ON_UuidIsNil(viewport_id) ) { ON__LayerExtensions* ud = ON__LayerExtensions::LayerExtensions(*this,&m_extension_bits,false); if ( 0 != ud ) { for ( int i = ud->m_vp_settings.Count(); i--; /*empty iterator*/ ) { ud->m_vp_settings[i].m_visible = 0; ud->m_vp_settings[i].m_persistent_visibility = 0; if ( 0 == ud->m_vp_settings[i].SettingsMask() ) ud->m_vp_settings.Remove(i); } if ( ud->IsEmpty() ) { ON__LayerExtensions::DeleteViewportSettings( *this, &m_extension_bits, 0 ); ud = 0; } } } else { ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, false ); if (vp_settings) { vp_settings->m_visible = 0; vp_settings->m_persistent_visibility = 0; if ( 0 == vp_settings->SettingsMask() ) ON__LayerExtensions::DeleteViewportSettings(*this,&m_extension_bits,vp_settings); } } } void ON_Layer::GetPerViewportVisibilityViewportIds( ON_SimpleArray& viewport_id_list ) const { viewport_id_list.SetCount(0); const ON__LayerExtensions* ud = ON__LayerExtensions::LayerExtensions(*this,&m_extension_bits,false); if ( 0 != ud ) { const int count = ud->m_vp_settings.Count(); if ( count > 0 ) { viewport_id_list.Reserve(count); for( int i = 0; i < count; i++ ) { const ON__LayerPerViewSettings& s = ud->m_vp_settings[i]; if ( 0 != ( ON_Layer::per_viewport_visible & s.SettingsMask() ) || 0 != ( ON_Layer::per_viewport_persistent_visibility & s.SettingsMask() ) ) { viewport_id_list.Append(s.m_viewport_id); } } } } } bool ON_Layer::HasPerViewportSettings( const ON_UUID& viewport_id ) const { return HasPerViewportSettings( viewport_id, 0xFFFFFFFF ); } bool ON_Layer::HasPerViewportSettings( ON_UUID viewport_id, unsigned int settings_mask ) const { if ( 0 != settings_mask ) { if ( ON_UuidIsNil(viewport_id) ) { const ON__LayerExtensions* ud = ON__LayerExtensions::LayerExtensions(*this,&m_extension_bits,false); if ( 0 != ud ) { const int count = ud->m_vp_settings.Count(); for ( int i = 0; i < count; i++ ) { const ON__LayerPerViewSettings& s = ud->m_vp_settings[i]; if ( 0 != (settings_mask & s.SettingsMask()) ) return true; } } } else { const ON__LayerPerViewSettings* pvs = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, false ); if ( 0 != pvs && 0 != (settings_mask & pvs->SettingsMask() ) ) return true; } } return false; } bool ON_Layer::CopyPerViewportSettings(ON_UUID source_viewport_id, ON_UUID destination_viewport_id) { bool rc = false; if ( ON_UuidIsNotNil(source_viewport_id) && ON_UuidIsNotNil(destination_viewport_id) && 0 != ON_UuidCompare(source_viewport_id, destination_viewport_id) ) { const ON__LayerPerViewSettings* src = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, source_viewport_id, false ); if( 0 != src ) { // Make a local copy of the source settings because // the pointer to the source settings may be invalid // after adding storage for the destination settings. const ON__LayerPerViewSettings local_src(*src); src = 0; // never use this pointer again in this function. ON__LayerPerViewSettings* dst = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, destination_viewport_id, true); if( 0 != dst ) { *dst = local_src; dst->m_viewport_id = destination_viewport_id; rc = true; } } } return rc; } bool ON_Layer::CopyPerViewportSettings( const ON_Layer& source_layer, ON_UUID viewport_id, unsigned int settings_mask ) { bool rc = false; if ( 0 != settings_mask && this != &source_layer ) { if ( ON_UuidIsNil(viewport_id) ) { // copy per viwport settings for every viewport const ON__LayerExtensions* soruce_layer_ud = ON__LayerExtensions::LayerExtensions(source_layer,&source_layer.m_extension_bits,false); if ( 0 != soruce_layer_ud ) { const int count = soruce_layer_ud->m_vp_settings.Count(); for ( int i = 0; i < count; i++ ) { const ON__LayerPerViewSettings& src = soruce_layer_ud->m_vp_settings[i]; ON__LayerPerViewSettings* dst = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, src.m_viewport_id, true); if ( 0 != dst ) { dst->CopySettings(&src,settings_mask); rc = true; } } } } else { // copy per viwport settings for a specified viewport. const ON__LayerPerViewSettings* src = ON__LayerExtensions::ViewportSettings( source_layer, &source_layer.m_extension_bits, viewport_id, false); if ( 0 != src ) { ON__LayerPerViewSettings* dst = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, true); if ( 0 != dst ) { dst->CopySettings(src,settings_mask); rc = true; } } } } return rc; } void ON_Layer::DeletePerViewportSettings( const ON_UUID& viewport_id ) const { if ( ON_UuidIsNil(viewport_id) ) { ON__LayerExtensions::DeleteViewportSettings(*this,&m_extension_bits,0); } else { ON__LayerPerViewSettings* vp_settings = ON__LayerExtensions::ViewportSettings( *this, &m_extension_bits, viewport_id, false ); if ( vp_settings ) ON__LayerExtensions::DeleteViewportSettings(*this,&m_extension_bits,vp_settings); } } void ON_Layer::CullPerViewportSettings( int viewport_id_count, const ON_UUID* viewport_id_list ) { ON__LayerExtensions* ud = ON__LayerExtensions::LayerExtensions(*this,&m_extension_bits,false); if ( 0 != ud ) { if ( viewport_id_count <= 0 ) { // delete all per viewport settings ON__LayerExtensions::DeleteViewportSettings( *this, &m_extension_bits, 0 ); ud = 0; } else if ( viewport_id_count > 0 && 0 != viewport_id_list ) { int i, j; for ( i = ud->m_vp_settings.Count(); i--; /*empty iterator*/ ) { const ON_UUID vp_id = ud->m_vp_settings[i].m_viewport_id; for ( j = 0; j < viewport_id_count; j++ ) { if ( 0 == memcmp(&viewport_id_list[i],&vp_id,sizeof(vp_id)) ) break; } if ( j >= viewport_id_count ) { // ud->m_vp_settings[i].m_viewport_id is NOT in viewport_id_list[] ud->m_vp_settings.Remove(i); } } if ( ud->IsEmpty() ) { // nothing useful in ud ON__LayerExtensions::DeleteViewportSettings( *this, &m_extension_bits, 0 ); ud = 0; } } } } ON__UINT32 ON_Layer::PerViewportSettingsCRC() const { ON__UINT32 crc = 0; if ( !ExtensionBit(m_extension_bits,0x01) ) { ON__LayerExtensions* ud = ON__LayerExtensions::LayerExtensions(*this,&m_extension_bits,false); if ( 0 != ud ) { for ( int i = 0; i < ud->m_vp_settings.Count(); i++ ) crc = ud->m_vp_settings[i].DataCRC(crc); } } return crc; } // // END ON_Layer per viewport interface functions // //////////////////////////////////////////////////////////////// bool ON_Layer::PersistentVisibility() const { if ( !IsVisible() && ParentIdIsNotNil() ) { switch ( 0x06 & m_extension_bits ) { case 0x02: return true; case 0x04: return false; } } return IsVisible(); } void ON_Layer::SetPersistentVisibility(bool bVisibleChild) { const unsigned char and_mask = 0xF9; const unsigned char or_bit = ParentIdIsNotNil() ? (bVisibleChild ? 0x02 : 0x04) : 0x00; m_extension_bits &= and_mask; m_extension_bits |= or_bit; } void ON_Layer::UnsetPersistentVisibility() { const unsigned char and_mask = 0xF9; m_extension_bits &= and_mask; } bool ON_Layer::PersistentLocking() const { if ( IsLocked() && ParentIdIsNotNil() ) { switch ( 0x18 & m_extension_bits ) { case 0x08: return true; case 0x10: return false; } } return IsLocked(); } void ON_Layer::SetPersistentLocking(bool bLockedChild) { const unsigned char and_mask = 0xE7; const unsigned char or_bit = ParentIdIsNotNil() ? (bLockedChild ? 0x08 : 0x10) : 0x00; m_extension_bits &= and_mask; m_extension_bits |= or_bit; } void ON_Layer::UnsetPersistentLocking() { // a set bit means the child will be unlocked when the parent is unlocked const unsigned char and_mask = 0xE7; m_extension_bits &= and_mask; }