1 files changed, 128 insertions, 0 deletions
diff --git a/sw/source/core/tox/ToxTabStopTokenHandler.cxx b/sw/source/core/tox/ToxTabStopTokenHandler.cxx
new file mode 100644
index 000000000..a89e9ad27
--- /dev/null
+++ b/sw/source/core/tox/ToxTabStopTokenHandler.cxx
@@ -0,0 +1,128 @@
+/* -*- 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 <ToxTabStopTokenHandler.hxx>
+
+#include <editeng/tstpitem.hxx>
+#include <editeng/lrspitem.hxx>
+#include <editeng/boxitem.hxx>
+
+#include <cntfrm.hxx>
+#include <fmtfsize.hxx>
+#include <fmtpdsc.hxx>
+#include <frmfmt.hxx>
+#include <frmatr.hxx>
+#include <ndtxt.hxx>
+#include <pagedesc.hxx>
+#include <pagefrm.hxx>
+#include <swrect.hxx>
+#include <tox.hxx>
+
+namespace sw {
+
+DefaultToxTabStopTokenHandler::DefaultToxTabStopTokenHandler(SwNodeOffset indexOfSectionNode,
+        const SwPageDesc& defaultPageDescription,
+        bool tabPositionIsRelativeToParagraphIndent,
+        TabStopReferencePolicy referencePolicy)
+: mIndexOfSectionNode(indexOfSectionNode),
+  mDefaultPageDescription(defaultPageDescription),
+  mTabPositionIsRelativeToParagraphIndent(tabPositionIsRelativeToParagraphIndent),
+  mTabStopReferencePolicy(referencePolicy)
+{
+}
+
+
+ToxTabStopTokenHandler::HandledTabStopToken
+DefaultToxTabStopTokenHandler::HandleTabStopToken(
+        const SwFormToken& aToken, const SwTextNode& targetNode, const SwRootFrame *currentLayout) const
+{
+    HandledTabStopToken result;
+
+    if (aToken.bWithTab) { // #i21237#
+        result.text = "\t";
+    }
+
+    // check whether a tab adjustment has been specified.
+    if (SvxTabAdjust::End > aToken.eTabAlign) {
+        const SvxLRSpaceItem& rLR = targetNode.SwContentNode::GetAttr(RES_LR_SPACE);
+
+        tools::Long nTabPosition = aToken.nTabStopPosition;
+        if (!mTabPositionIsRelativeToParagraphIndent && rLR.GetTextLeft()) {
+            nTabPosition -= rLR.GetTextLeft();
+        }
+        result.tabStop = SvxTabStop(nTabPosition, aToken.eTabAlign, cDfltDecimalChar, aToken.cTabFillChar);
+        return result;
+    }
+
+    SwRect aNdRect;
+    if (CanUseLayoutRectangle(targetNode, currentLayout)) {
+        aNdRect = targetNode.FindLayoutRect(true);
+    }
+    tools::Long nRightMargin;
+    if (aNdRect.IsEmpty()) {
+        nRightMargin = CalculatePageMarginFromPageDescription(targetNode);
+    } else {
+        nRightMargin = aNdRect.Width();
+    }
+    //#i24363# tab stops relative to indent
+    if (mTabStopReferencePolicy == TABSTOPS_RELATIVE_TO_INDENT) {
+        // left margin of paragraph style
+        const SvxLRSpaceItem& rLRSpace = targetNode.GetTextColl()->GetLRSpace();
+        nRightMargin -= rLRSpace.GetLeft();
+        nRightMargin -= rLRSpace.GetTextFirstLineOffset();
+    }
+
+    result.tabStop = SvxTabStop(nRightMargin, SvxTabAdjust::Right, cDfltDecimalChar, aToken.cTabFillChar);
+    return result;
+}
+
+tools::Long
+DefaultToxTabStopTokenHandler::CalculatePageMarginFromPageDescription(const SwTextNode& targetNode) const
+{
+    SwNodeOffset nPgDescNdIdx = targetNode.GetIndex() + 1;
+    const SwPageDesc *pPageDesc = targetNode.FindPageDesc(&nPgDescNdIdx);
+    if (!pPageDesc || nPgDescNdIdx < mIndexOfSectionNode) {
+        // Use default page description, if none is found or the found one is given by a Node before the
+        // table-of-content section.
+        pPageDesc = &mDefaultPageDescription;
+    }
+    const SwFrameFormat& rPgDscFormat = pPageDesc->GetMaster();
+    tools::Long result = rPgDscFormat.GetFrameSize().GetWidth() - rPgDscFormat.GetLRSpace().GetLeft()
+            - rPgDscFormat.GetLRSpace().GetRight();
+    // Also consider borders
+    const SvxBoxItem& rBox = rPgDscFormat.GetBox();
+    result -= rBox.CalcLineSpace(SvxBoxItemLine::LEFT) + rBox.CalcLineSpace(SvxBoxItemLine::RIGHT);
+    return result;
+}
+
+
+/*static*/ bool
+DefaultToxTabStopTokenHandler::CanUseLayoutRectangle(const SwTextNode& targetNode, const SwRootFrame *currentLayout)
+{
+    const SwPageDesc* pageDescription =
+            targetNode.SwContentNode::GetAttr(RES_PAGEDESC).GetPageDesc();
+
+    if (!pageDescription) {
+        return false;
+    }
+    const SwFrame* pFrame = targetNode.getLayoutFrame(currentLayout);
+    if (!pFrame) {
+        return false;
+    }
+    pFrame = pFrame->FindPageFrame();
+    if (!pFrame) {
+        return false;
+    }
+    const SwPageFrame* pageFrame = static_cast<const SwPageFrame*>(pFrame);
+    return pageDescription == pageFrame->GetPageDesc();
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */