Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 160 insertions, 0 deletions

diff --git a/sw/source/core/inc/ascharanchoredobjectposition.hxx b/sw/source/core/inc/ascharanchoredobjectposition.hxx
new file mode 100644
index 0000000000..34f42e3643
--- /dev/null
+++ b/sw/source/core/inc/ascharanchoredobjectposition.hxx
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+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you 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 .
+ */
+
+#ifndef INCLUDED_SW_SOURCE_CORE_INC_ASCHARANCHOREDOBJECTPOSITION_HXX
+#define INCLUDED_SW_SOURCE_CORE_INC_ASCHARANCHOREDOBJECTPOSITION_HXX
+
+#include "anchoredobjectposition.hxx"
+#include <swtypes.hxx>
+#include <swrect.hxx>
+#include <o3tl/typed_flags_set.hxx>
+
+class SwTextFrame;
+class SwFormatVertOrient;
+
+// flags for positioning algorithm of as-character-anchored objects
+enum class AsCharFlags {
+    None    = 0x00,
+    Quick   = 0x01,
+    UlSpace = 0x02,
+    Init    = 0x04,
+    Rotate  = 0x08,
+    Reverse = 0x10,
+    Bidi    = 0x20,
+};
+namespace o3tl {
+    template<> struct typed_flags<AsCharFlags> : is_typed_flags<AsCharFlags, 0x3f> {};
+};
+
+namespace sw
+{
+    // TODO: merge/migrate this to com::sun::star::VertOrientation instead of duplicating?
+    enum class LineAlign
+    {
+        NONE,
+        TOP,
+        CENTER,
+        BOTTOM
+    };
+};
+namespace objectpositioning
+{
+    class SwAsCharAnchoredObjectPosition final : public SwAnchoredObjectPosition
+    {
+    private:
+        // data to calculate object position
+        // Proposed anchor position, starting point for the calculation
+        // of the object position.
+        const Point& mrProposedAnchorPos;
+        // flags that influences the calculation of the anchor position
+        // AsCharFlags::Quick   : quick formatting - calculated position not set at object
+        // AsCharFlags::UlSpace : consider upper/lower spacing - adjustment of anchor position
+        // AsCharFlags::Init    : initial calculation
+        // AsCharFlags::Rotate  : object is rotated by 90 degrees
+        // AsCharFlags::Reverse : object is reversed (rotated by 270 degrees)
+        // AsCharFlags::Bidi    : object belongs to a BIDI-multi-portion
+        const AsCharFlags mnFlags;
+        // needed line values for the different alignments.
+        const SwTwips mnLineAscent;
+        const SwTwips mnLineDescent;
+        const SwTwips mnLineAscentInclObjs;
+        const SwTwips mnLineDescentInclObjs;
+
+        // calculated data for object position
+        Point       maAnchorPos;
+        SwTwips     mnRelPos;
+        SwRect      maObjBoundRect;
+        // line alignment relative to line height
+        sw::LineAlign   mnLineAlignment;
+
+        // method to cast <SwAnchoredObjectPosition::GetAnchorFrame()>
+        const SwTextFrame& GetAnchorTextFrame() const;
+
+        /** determine the relative position to base line for object position
+
+            @param _ObjBoundHeight
+            height including corresponding spacing of the object, for which
+            the Y-position has to be calculated.
+
+            @param _rVert
+            given vertical positioning and alignment
+
+            @return relative position to the base line
+        */
+        SwTwips GetRelPosToBase( const SwTwips          _nObjBoundHeight,
+                                  const SwFormatVertOrient& _rVert );
+
+    public:
+        /** constructor; provided object to be positioned and needed data
+            for calculation of the object position
+
+            @param _rDrawObj
+            input parameter - object, that is be positioned.
+
+            @param _rProposedAnchorPos
+            proposed anchor position; starting point for the calculation
+            of the anchor position
+
+            @param _nFlags
+            flags that influences the calculation of the anchor position
+            AsCharFlags::Quick   : quick formatting - calculated position not set at object
+            AsCharFlags::UlSpace : consider upper/lower spacing - adjustment of anchor position
+            AsCharFlags::Init    : initial calculation
+            AsCharFlags::Rotate  : object is rotated by 90 degrees
+            AsCharFlags::Reverse : object is reversed (rotated by 270 degrees)
+            AsCharFlags::Bidi    : object belongs to a BIDI-multi-portion
+
+            @param _nLineAscent, _nLineDescent, _nLineAscentInclObjs,
+            _nLineDescentInclObjs - needed line values for the different
+            alignments.
+        */
+        SwAsCharAnchoredObjectPosition( SdrObject&      _rDrawObj,
+                                        const Point&    _rProposedAnchorPos,
+                                        const AsCharFlags _nFlags,
+                                        const SwTwips     _nLineAscent,
+                                        const SwTwips     _nLineDescent,
+                                        const SwTwips     _nLineAscentInclObjs,
+                                        const SwTwips     _nLineDescentInclObjs );
+        virtual ~SwAsCharAnchoredObjectPosition() override;
+
+        /** calculate position for object position
+
+            members <maAnchorPos>, <mnRelPos>, <maObjBoundRect> and
+            <mnLineAlignment> are calculated.
+            calculated position is set at the given object.
+        */
+        virtual void CalcPosition() override;
+
+        // calculated anchored position for object position type AS_CHAR
+        const Point& GetAnchorPos() const { return maAnchorPos;}
+
+        // calculated relative position to base line for object position type AS_CHAR
+        SwTwips GetRelPosY() const { return mnRelPos;}
+
+        // determined object rectangle including spacing for object position type AS_CHAR
+        const SwRect& GetObjBoundRectInclSpacing() const { return maObjBoundRect;}
+
+        // determined line alignment relative to line height
+        sw::LineAlign GetLineAlignment() const { return mnLineAlignment;}
+    };
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */