From 9a1467416471a90c62e3385771ec5713e9fd6135 Mon Sep 17 00:00:00 2001
From: Tomaž Vajngerl <tomaz.vajngerl@collabora.co.uk>
Date: Sun, 15 Dec 2019 17:36:24 +0100
Subject: acc. check: check for blinking text

Change-Id: If023c9b6c6225a3889f2fd68b8ed62abb4365d48
---
 sw/source/core/access/AccessibilityCheck.cxx | 53 ++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/sw/source/core/access/AccessibilityCheck.cxx b/sw/source/core/access/AccessibilityCheck.cxx
index 062bea8f18fb..90e1a6eb658c 100644
--- a/sw/source/core/access/AccessibilityCheck.cxx
+++ b/sw/source/core/access/AccessibilityCheck.cxx
@@ -39,6 +39,7 @@ OUString sDocumentDefaultLanguage("Document default language is not set");
 OUString sStyleNoLanguage("Style '%STYLE_NAME%' has no language set");
 OUString sDocumentTitle("Document title is not set");
 OUString sTextContrast("Text contrast is too low.");
+OUString sTextBlinking("Blinking text.");
 }
 
 class BaseCheck
@@ -399,6 +400,57 @@ public:
     }
 };
 
+class BlinkingTextCheck : public NodeCheck
+{
+private:
+    void checkTextRange(uno::Reference<text::XTextRange> const& xTextRange)
+    {
+        uno::Reference<beans::XPropertySet> xProperties(xTextRange, uno::UNO_QUERY);
+        if (xProperties.is() && xProperties->getPropertySetInfo()->hasPropertyByName("CharFlash"))
+        {
+            bool bBlinking = false;
+            xProperties->getPropertyValue("CharFlash") >>= bBlinking;
+
+            if (bBlinking)
+            {
+                svx::AccessibilityCheckResult aResult;
+                aResult.m_aIssueText = sTextBlinking;
+                m_rResultCollection.push_back(aResult);
+            }
+        }
+    }
+
+public:
+    BlinkingTextCheck(
+        std::vector<svx::AccessibilityCheckResult>& rAccessibilityCheckResultCollection)
+        : NodeCheck(rAccessibilityCheckResultCollection)
+    {
+    }
+
+    void check(SwNode* pCurrent) override
+    {
+        if (pCurrent->IsTextNode())
+        {
+            SwTextNode* pTextNode = pCurrent->GetTextNode();
+            uno::Reference<text::XTextContent> xParagraph;
+            xParagraph = SwXParagraph::CreateXParagraph(*pTextNode->GetDoc(), pTextNode);
+            if (xParagraph.is())
+            {
+                uno::Reference<container::XEnumerationAccess> xRunEnumAccess(xParagraph,
+                                                                             uno::UNO_QUERY);
+                uno::Reference<container::XEnumeration> xRunEnum
+                    = xRunEnumAccess->createEnumeration();
+                while (xRunEnum->hasMoreElements())
+                {
+                    uno::Reference<text::XTextRange> xRun(xRunEnum->nextElement(), uno::UNO_QUERY);
+                    if (xRun.is())
+                        checkTextRange(xRun);
+                }
+            }
+        }
+    }
+};
+
 class DocumentCheck : public BaseCheck
 {
 public:
@@ -516,6 +568,7 @@ void AccessibilityCheck::check()
     aNodeChecks.push_back(std::make_unique<NumberingCheck>(m_aResultCollection));
     aNodeChecks.push_back(std::make_unique<HyperlinkCheck>(m_aResultCollection));
     aNodeChecks.push_back(std::make_unique<TextContrastCheck>(m_aResultCollection));
+    aNodeChecks.push_back(std::make_unique<BlinkingTextCheck>(m_aResultCollection));
 
     auto const& pNodes = m_pDoc->GetNodes();
     SwNode* pNode = nullptr;
-- 
cgit