Sync changes from upstream repository

Co-authored-by: Steve Baer <steve@mcneel.com> Co-authored-by: Nathan Letwory <nathan@mcneel.com> Co-authored-by: Dale Lear <dalelear@mcneel.com>
2026-04-19 04:36:09 +08:00 · 2019-11-05 18:13:55 -08:00
parent b844466e88
commit 799431a63b
130 changed files with 29557 additions and 9236 deletions
--- a/opennurbs_viewport.cpp
+++ b/opennurbs_viewport.cpp
@@ -4943,4 +4943,194 @@ int ON_Viewport::InViewFrustum(
  return cr.InViewFrustum(count,p);
 }

+class ON_CLASS ON_ViewportUserData : public ON_UserData
+{
+  ON_OBJECT_DECLARE(ON_ViewportUserData);

+public:
+  ON_ViewportUserData();
+  ~ON_ViewportUserData() = default;
+  ON_ViewportUserData(const ON_ViewportUserData& src);
+  ON_ViewportUserData& operator=(const ON_ViewportUserData& src);
+
+  static ON_ViewportUserData* FromObject(const ON_Object* obj);
+  static ON_ViewportUserData* FromObject(ON_Object* obj, bool createAndAttachIfMissing);
+
+  // override virtual ON_UserData::GetDescription function
+  bool GetDescription(ON_wString& description) override;
+
+  // override virtual ON_Object::SizeOf function
+  unsigned int SizeOf() const override;
+
+  // override virtual ON_Object::DataCRC function
+  ON__UINT32 DataCRC(ON__UINT32 current_remainder) const override;
+
+  // override virtual ON_Object::Dump function
+  void Dump(ON_TextLog& text_log) const override;
+
+  // override virtual ON_UserData::Archive function
+  bool WriteToArchive(
+    const class ON_BinaryArchive& archive,
+    const class ON_Object* parent_object
+  ) const override;
+
+  // override virtual ON_Object::Write function
+  bool Write(ON_BinaryArchive& binary_archive) const override;
+
+  // override virtual ON_Object::Read function
+  bool Read(ON_BinaryArchive& binary_archive) override;
+
+public:
+  // The description, or contents, of the viewport.
+  ON_wString m_description;
+};
+
+ON_OBJECT_IMPLEMENT(ON_ViewportUserData, ON_UserData, "DA2B97F8-5B76-4C50-8504-9A7CFC8AD62C");
+
+ON_ViewportUserData::ON_ViewportUserData()
+{
+  m_userdata_uuid = ON_CLASS_ID(ON_ViewportUserData);
+  m_application_uuid = ON_opennurbs6_id;
+  m_userdata_copycount = 1;
+}
+
+ON_ViewportUserData::ON_ViewportUserData(const ON_ViewportUserData& src)
+  : ON_UserData(src)
+  , m_description(src.m_description)
+{
+  m_userdata_uuid = ON_CLASS_ID(ON_ViewportUserData);
+  m_application_uuid = ON_opennurbs6_id;
+  m_userdata_copycount = 1;
+}
+
+ON_ViewportUserData& ON_ViewportUserData::operator=(const ON_ViewportUserData& src)
+{
+  if (this != &src)
+  {
+    ON_UserData::operator=(src);
+    m_description = src.m_description;
+  }
+  return *this;
+}
+
+ON_ViewportUserData* ON_ViewportUserData::FromObject(const ON_Object* obj)
+{
+  if (nullptr == obj)
+    return nullptr;
+  return ON_ViewportUserData::Cast(obj->GetUserData(ON_CLASS_ID(ON_ViewportUserData)));
+}
+
+ON_ViewportUserData* ON_ViewportUserData::FromObject(ON_Object* obj, bool createAndAttachIfMissing)
+{
+  if (nullptr == obj)
+    return nullptr;
+  ON_ViewportUserData* rc = ON_ViewportUserData::Cast(obj->GetUserData(ON_CLASS_ID(ON_ViewportUserData)));
+  if (nullptr == rc && createAndAttachIfMissing)
+  {
+    rc = new ON_ViewportUserData();
+    if (!obj->AttachUserData(rc))
+    {
+      delete rc;
+      return nullptr;
+    }
+  }
+  return rc;
+}
+
+bool ON_ViewportUserData::GetDescription(ON_wString& description)
+{
+  description = L"Viewport UserData";
+  return true;
+}
+
+unsigned int ON_ViewportUserData::SizeOf() const
+{
+  unsigned int sz = ON_UserData::SizeOf();
+  sz += sizeof(*this) - sizeof(ON_UserData);
+  sz += m_description.SizeOf();
+  return sz;
+}
+
+ON__UINT32 ON_ViewportUserData::DataCRC(ON__UINT32 current_remainder) const
+{
+  current_remainder = m_description.DataCRC(current_remainder);
+  return current_remainder;
+}
+
+void ON_ViewportUserData::Dump(ON_TextLog& text_log) const
+{
+  const wchar_t* pszDescription = static_cast<const wchar_t*>(m_description);
+  if (nullptr == pszDescription)
+    pszDescription = L"";
+  text_log.Print("Description = \"%ls\"\n", pszDescription);
+}
+
+bool ON_ViewportUserData::WriteToArchive(const ON_BinaryArchive & archive, const ON_Object * parent_object) const
+{
+  return (archive.Archive3dmVersion() >= 60);
+}
+
+bool ON_ViewportUserData::Write(ON_BinaryArchive& archive) const
+{
+  bool rc = archive.BeginWrite3dmChunk(TCODE_ANONYMOUS_CHUNK, 1, 0);
+  if (!rc)
+    return false;
+
+  for (;;)
+  {
+    // 1.0 fields
+    rc = archive.WriteString(m_description);
+    if (!rc) break;
+
+    break;
+  }
+
+  if (!archive.EndWrite3dmChunk())
+    rc = false;
+
+  return rc;
+}
+
+bool ON_ViewportUserData::Read(ON_BinaryArchive& archive)
+{
+  int major_version = 0;
+  int minor_version = 0;
+  bool rc = archive.BeginRead3dmChunk(TCODE_ANONYMOUS_CHUNK, &major_version, &minor_version);
+  if (!rc)
+    return false;
+
+  for (;;)
+  {
+    rc = (1 == major_version);
+    if (!rc) break;
+
+    // 1.0 fields
+    rc = archive.ReadString(m_description);
+    if (!rc) break;
+
+    break;
+  }
+
+  if (!archive.EndRead3dmChunk())
+    rc = false;
+
+  return rc;
+}
+
+ON_wString ON_Viewport::Description() const
+{
+  ON_wString rc;
+  ON_ViewportUserData* data = ON_ViewportUserData::FromObject(this);
+  if (data)
+    rc = data->m_description;
+  return rc;
+}
+
+bool ON_Viewport::SetDescription(const wchar_t* description)
+{
+  ON_ViewportUserData* data = ON_ViewportUserData::FromObject(this, true);
+  if (nullptr == data)
+    return false;
+  data->m_description = description;
+  return true;
+}