1 files changed, 138 insertions, 0 deletions
diff --git a/src/view/RBADisplayingContent.cpp b/src/view/RBADisplayingContent.cpp
new file mode 100644
index 0000000..003e3c3
--- /dev/null
+++ b/src/view/RBADisplayingContent.cpp
@@ -0,0 +1,138 @@
+/**
+ * Copyright (c) 2019 DENSO CORPORATION.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/**
+ * Displaying content class
+ */
+
+#include "RBADisplayingContent.hpp"
+#include "RBAAllocatable.hpp"
+#include "RBAArbitrator.hpp"
+#include "RBAContent.hpp"
+#include "RBAContentState.hpp"
+#include "RBAExpressionVisitor.hpp"
+#include "RBALogManager.hpp"
+#include "RBAResultImpl.hpp"
+#include "RBAModelElementType.hpp"
+#include "RBAExpressionType.hpp"
+#include "RBAConstraintInfo.hpp"
+
+namespace rba
+{
+
+void 
+RBADisplayingContent::accept(RBAExpressionVisitor& visitor)
+{
+  // RBASceneAllocatableCollector, the only existing visitor at this time,
+  // does not accept Content, so it does not pass this path.
+  // This is implemented because another visitor may accept it in the future.
+  visitor.visit(*this);
+}
+
+RBAModelElementType
+RBADisplayingContent::getModelElementType() const
+{
+  return RBAModelElementType::DisplayingContent;
+}
+
+const RBARuleObject*
+RBADisplayingContent::getReferenceObjectCore(RBAConstraintInfo* info,
+                                             RBAArbitrator* arb) const
+{
+  const RBARuleObject* object {nullptr};
+  const auto leftInfo = info->getChild(0U);
+  const auto ruleObj = getLhsOperand()->getReferenceObject(leftInfo, arb);
+  if (!leftInfo->isExceptionBeforeArbitrate()) {
+    if (ruleObj != nullptr) {
+      const RBAAllocatable* const alloc {dynamic_cast<const RBAAllocatable*>(ruleObj->getRawObject())};
+      if (ruleObj->isPrevious()) {
+        if (!arb->getResult()->isPreHidden(alloc)) {
+          const auto contentState = arb->getResult()->getDirectPreContentState(alloc);
+          if (contentState != nullptr) {
+            object = contentState->getOwner();
+          }
+        }
+      } else {
+        if (!alloc->isChecked()) {
+          info->setExceptionBeforeArbitrate(true);
+        }
+        // When "Hidden" judgment is not executed, or when "Hidden" is already 
+        // judged and "Hidden" is false, contentState assigned to allocatable 
+        // is acquired.
+        else if (!alloc->isHiddenChecked() || !alloc->isHidden()) {
+          const auto contentState = alloc->getState();
+          if (contentState != nullptr) {
+            object = contentState->getOwner();
+          }
+          // At this point, it is unknown whether the constraint expression 
+          // will be False or True, so put it in both.
+          info->addFalseAllocatable(alloc);
+          info->addTrueAllocatable(alloc);
+        } else {
+          ;
+        }
+      }
+    }
+  } else {
+    info->setExceptionBeforeArbitrate(true);
+  }
+#ifdef RBA_USE_LOG
+  bool pre = false;
+  std::string operandName;
+  std::string resultText;
+  if (ruleObj == nullptr) {
+    operandName = "NULL";
+  } else {
+    pre = ruleObj->isPrevious();
+    operandName = ruleObj->getElementName();
+  }
+  if (leftInfo->isExceptionBeforeArbitrate()) {
+    resultText = "is before arbitrate skip";
+  } else if (object == nullptr) {
+    if((ruleObj != nullptr) && dynamic_cast<const RBAAllocatable*>(ruleObj->getRawObject())->isChecked()) {
+      resultText = "has no Displayed Content";
+    } else {
+      resultText = "is before arbitrate skip";
+    }
+  } else {
+    resultText = "has Displayed Content[" + object->getElementName() + "]";
+  }
+  LOG_arbitrateConstraintLogicLogLine(
+      "      " + getPreMsg(pre) + "Area[" + operandName + "] " + resultText);
+#endif
+  return object;
+}
+
+#ifdef RBA_USE_LOG
+const std::string
+RBADisplayingContent::getSymbol() const
+{
+  return ".displayingContent()";
+}
+
+void
+RBADisplayingContent::createHierarchy()
+{
+  getLhsOperand()->createHierarchy();
+}
+
+RBAExpressionType
+RBADisplayingContent::getUnderlyingType() const
+{
+  return RBAExpressionType::CONTENT;
+}
+#endif
+
+}