send theme info when changing color (in the picker) via UNO command

Change-Id: I288f8fb3375e152b5ee746fab2c05d08150d6c99
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/146817
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>

2 files changed, 106 insertions, 1 deletions

diff --git a/docmodel/Library_docmodel.mk b/docmodel/Library_docmodel.mk
index 8db7d0fa6f93..8a07e6532dad 100644
--- a/docmodel/Library_docmodel.mk
+++ b/docmodel/Library_docmodel.mk
@@ -14,6 +14,7 @@ $(eval $(call gb_Library_add_exception_objects,docmodel,\
     docmodel/source/uno/UnoTheme \
     docmodel/source/theme/ColorSet \
     docmodel/source/theme/Theme \
+    docmodel/source/theme/ThemeColorJSON \
 ))
 
 $(eval $(call gb_Library_set_include,docmodel,\
@@ -22,7 +23,8 @@ $(eval $(call gb_Library_set_include,docmodel,\
 ))
 
 $(eval $(call gb_Library_use_externals,docmodel,\
-	libxml2 \
+    libxml2 \
+    boost_headers \
 ))
 
 $(eval $(call gb_Library_add_defs,docmodel,\
diff --git a/docmodel/source/theme/ThemeColorJSON.cxx b/docmodel/source/theme/ThemeColorJSON.cxx
new file mode 100644
index 000000000000..6b2293ca1f64
--- /dev/null
+++ b/docmodel/source/theme/ThemeColorJSON.cxx
@@ -0,0 +1,103 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ */
+
+#include <docmodel/theme/ThemeColorJSON.hxx>
+#include <sstream>
+#include <utility>
+#include <sal/log.hxx>
+#include <boost/property_tree/json_parser.hpp>
+
+namespace model::theme
+{
+bool convertFromJSON(OString const& rJsonString, model::ThemeColor& rThemeColor)
+{
+    model::ThemeColor aThemeColor;
+    std::stringstream aStream(rJsonString.getStr());
+    boost::property_tree::ptree aRootTree;
+    try
+    {
+        boost::property_tree::read_json(aStream, aRootTree);
+    }
+    catch (const boost::property_tree::json_parser_error& /*exception*/)
+    {
+        return false;
+    }
+
+    sal_Int32 nThemeType = aRootTree.get<sal_Int32>("ThemeIndex", -1);
+    aThemeColor.setType(model::convertToThemeColorType(nThemeType));
+    boost::property_tree::ptree aTransformTree = aRootTree.get_child("Transformations");
+    for (const auto& rEachTransformationNode :
+         boost::make_iterator_range(aTransformTree.equal_range("")))
+    {
+        auto const& rTransformationTree = rEachTransformationNode.second;
+        std::string sType = rTransformationTree.get<std::string>("Type", "");
+        sal_Int16 nValue = rTransformationTree.get<sal_Int16>("Value", 0);
+
+        auto eType = model::TransformationType::Undefined;
+        if (sType == "LumOff")
+            eType = model::TransformationType::LumOff;
+        else if (sType == "LumMod")
+            eType = model::TransformationType::LumMod;
+        else if (sType == "Tint")
+            eType = model::TransformationType::Tint;
+        else if (sType == "Shade")
+            eType = model::TransformationType::Shade;
+
+        if (eType != model::TransformationType::Undefined)
+            aThemeColor.addTransformation({ eType, nValue });
+    }
+    rThemeColor = aThemeColor;
+    return true;
+}
+
+OString convertToJSON(model::ThemeColor const& rThemeColor)
+{
+    boost::property_tree::ptree aTree;
+    aTree.put("ThemeIndex", sal_Int16(rThemeColor.getType()));
+
+    boost::property_tree::ptree aTransformationsList;
+    for (auto const& rTransformation : rThemeColor.getTransformations())
+    {
+        std::string aType;
+        switch (rTransformation.meType)
+        {
+            case model::TransformationType::LumMod:
+                aType = "LumMod";
+                break;
+            case model::TransformationType::LumOff:
+                aType = "LumOff";
+                break;
+            case model::TransformationType::Tint:
+                aType = "Tint";
+                break;
+            case model::TransformationType::Shade:
+                aType = "Shade";
+                break;
+            default:
+                break;
+        }
+        if (!aType.empty())
+        {
+            boost::property_tree::ptree aChild;
+            aChild.put("Type", aType);
+            aChild.put("Value", rTransformation.mnValue);
+            aTransformationsList.push_back(std::make_pair("", aChild));
+        }
+    }
+    aTree.add_child("Transformations", aTransformationsList);
+    std::stringstream aStream;
+    boost::property_tree::write_json(aStream, aTree);
+
+    return OString(aStream.str().c_str());
+}
+
+} // end model::theme
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */