Integrated the visual formula editor patch

Ported the most recent version of the visual formula editor patch,
to LibreOffice. This patch is not finished yet, see README for more
information.

1 files changed, 33 insertions, 0 deletions

diff --git a/starmath/source/caret.cxx b/starmath/source/caret.cxx
new file mode 100644
index 000000000000..24374beaab39
--- /dev/null
+++ b/starmath/source/caret.cxx
@@ -0,0 +1,33 @@
+#include "caret.hxx"
+
+/////////////////////////////// SmCaretPosGraph ////////////////////////////////
+
+SmCaretPosGraphEntry* SmCaretPosGraphIterator::Next(){
+    if(nOffset >= pGraph->nOffset){
+        if(pGraph->pNext){
+            pGraph = pGraph->pNext;
+            nOffset = 0;
+            pEntry = Next();
+        }else
+            pEntry = NULL;
+    }else
+        pEntry = pGraph->Graph + nOffset++;
+    return pEntry;
+}
+
+SmCaretPosGraphEntry* SmCaretPosGraph::Add(SmCaretPosGraphEntry entry){
+    if(nOffset >= SmCaretPosGraphSize){
+        if(!pNext)
+            pNext = new SmCaretPosGraph();
+        return pNext->Add(entry);
+    }else{
+        Graph[nOffset] = entry;
+        return Graph + nOffset++;
+    }
+}
+
+SmCaretPosGraph::~SmCaretPosGraph(){
+    if(pNext)
+        delete pNext;
+    pNext = NULL;
+}