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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/.
*/
#ifndef INCLUDED_SW_INC_TEXTBOXHELPER_HXX
#define INCLUDED_SW_INC_TEXTBOXHELPER_HXX
#include <map>
#include <set>
#include <vector>
#include <com/sun/star/drawing/XShape.hpp>
#include <com/sun/star/uno/Any.h>
#include <com/sun/star/uno/Type.h>
#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
#include <swdllapi.h>
class SdrPage;
class SdrObject;
class SfxItemSet;
class SwFrameFormat;
class SwFrameFormats;
class SwFormatContent;
class SwDoc;
class Rectangle;
class _ZSortFly;
class SwNode;
/**
* A TextBox is a TextFrame, that is tied to a drawinglayer shape.
*
* This class provides helper methods to create, query and maintain such
* TextBoxes.
*/
class SW_DLLPUBLIC SwTextBoxHelper
{
public:
/// Maps a draw format to a fly format.
typedef std::map<const SwFrameFormat*, const SwFrameFormat*> SavedLink;
/// Maps a draw format to content.
typedef std::map<const SwFrameFormat*, SwFormatContent> SavedContent;
/// Create a TextBox for a shape.
static void create(SwFrameFormat* pShape);
/// Destroy a TextBox for a shape.
static void destroy(SwFrameFormat* pShape);
/// Get interface of a shape's TextBox, if there is any.
static css::uno::Any queryInterface(SwFrameFormat* pShape, const css::uno::Type& rType);
/// Sync property of TextBox with the one of the shape.
static void syncProperty(SwFrameFormat* pShape, sal_uInt16 nWID, sal_uInt8 nMemberID, const css::uno::Any& rValue);
/// Does the same, but works on properties which lack an sw-specific WID / MemberID.
static void syncProperty(SwFrameFormat* pShape, const OUString& rPropertyName, const css::uno::Any& rValue);
/// Get a property of the underlying TextFrame.
static void getProperty(SwFrameFormat* pShape, sal_uInt16 nWID, sal_uInt8 nMemberID, css::uno::Any& rValue);
/// Similar to syncProperty(), but used by the internal API (e.g. for UI purposes).
static void syncFlyFrameAttr(SwFrameFormat& rShape, SfxItemSet& rSet);
/// If we have an associated TextFrame, then return that.
static SwFrameFormat* findTextBox(const SwFrameFormat* pShape);
static SwFrameFormat* findTextBox(css::uno::Reference<css::drawing::XShape> xShape);
/// Return the textbox rectangle of a draw shape (in twips).
static Rectangle getTextRectangle(SwFrameFormat* pShape, bool bAbsolute = true);
/// Look up TextFrames in a document, which are in fact TextBoxes.
static std::set<const SwFrameFormat*> findTextBoxes(const SwDoc* pDoc);
/**
* Look up TextFrames in a document, which are in fact TextBoxes.
*
* If rNode has a matching SwContentFrame, then only TextBoxes of rNode are
* returned.
*/
static std::set<const SwFrameFormat*> findTextBoxes(const SwNode& rNode);
/// Is pObject a textbox of a drawinglayer shape?
static bool isTextBox(const SdrObject* pObject);
/// Build a textbox -> shape format map.
static std::map<SwFrameFormat*, SwFrameFormat*> findShapes(const SwDoc* pDoc);
/// Count number of shapes in the document, excluding TextBoxes.
static sal_Int32 getCount(SdrPage* pPage, std::set<const SwFrameFormat*>& rTextBoxes);
/// Get a shape by index, excluding TextBoxes.
static css::uno::Any getByIndex(SdrPage* pPage, sal_Int32 nIndex, std::set<const SwFrameFormat*>& rTextBoxes) throw(css::lang::IndexOutOfBoundsException);
/// Get the order of the shape, excluding TextBoxes.
static sal_Int32 getOrdNum(const SdrObject* pObject, std::set<const SwFrameFormat*>& rTextBoxes);
/// If pTextBox is a textbox, then set rWrapThrough to the surround of its shape.
static void getShapeWrapThrough(const SwFrameFormat* pTextBox, bool& rWrapThrough);
/// Saves the current shape -> textbox links in a map, so they can be restored later.
static void saveLinks(const SwFrameFormats& rFormats, std::map<const SwFrameFormat*, const SwFrameFormat*>& rLinks);
/// Reset the shape -> textbox link on the shape, and save it to the map, so it can be restored later.
static void resetLink(SwFrameFormat* pShape, std::map<const SwFrameFormat*, SwFormatContent>& rOldContent);
/// Undo the effect of saveLinks() + individual resetLink() calls.
static void restoreLinks(std::set<_ZSortFly>& rOld, std::vector<SwFrameFormat*>& rNew, SavedLink& rSavedLinks, SavedContent& rResetContent);
};
#endif // INCLUDED_SW_INC_TEXTBOXHELPER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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