/* -*- 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 .
*/
#pragma once
#define NUM_ATTRIBUTE_STACKS 46
#include <vector>
#include <swfntcch.hxx>
class SwTextAttr;
class SwAttrSet;
class IDocumentSettingAccess;
class SwViewShell;
class SfxPoolItem;
extern const sal_uInt8 StackPos[];
/**
* Used by Attribute Iterators to organize attributes on stacks to
* find the valid attribute in each category
*/
class SwAttrHandler
{
private:
std::vector<
const SwTextAttr*> m_aAttrStack[NUM_ATTRIBUTE_STACKS];
// stack collection
const SfxPoolItem* m_pDefaultArray[ NUM_DEFAULT_VALUES ];
const IDocumentSettingAccess* m_pIDocumentSettingAccess;
const SwViewShell* m_pShell;
// This is the base font for the paragraph. It is stored in order to have
// a template, if we have to restart the attribute evaluation
std::optional<SwFont> m_oFnt;
int m_nINETFMT = 0;
// for font's SetURL
bool m_bVertLayout;
bool m_bVertLayoutLRBT;
const SwTextAttr* GetTop(sal_uInt16 nStack);
void RemoveFromStack(sal_uInt16 nWhich,
const SwTextAttr& rAttr);
// change font according to pool item
void FontChg(
const SfxPoolItem& rItem, SwFont& rFnt,
bool bPush );
// push attribute to specified stack, returns true, if attribute has
// been pushed on top of stack (important for stacks containing different
// attributes with different priority and redlining)
bool Push(
const SwTextAttr& rAttr,
const SfxPoolItem& rItem );
// apply top attribute on stack to font
void ActivateTop( SwFont& rFnt, sal_uInt16 nStackPos );
public:
// Ctor
SwAttrHandler();
~SwAttrHandler();
// set default attributes to values in rAttrSet or from cache
void Init(
const SwAttrSet& rAttrSet,
const IDocumentSettingAccess& rIDocumentSettingAccess );
void Init(
const SfxPoolItem** pPoolItem,
const SwAttrSet* pAttrSet,
const IDocumentSettingAccess& rIDocumentSettingAccess,
const SwViewShell* pShell, SwFont& rFnt,
bool bVertLayout,
bool bVertLayoutLRBT );
bool IsVertLayout()
const {
return m_bVertLayout; }
// remove everything from internal stacks, keep default data
void Reset( );
// insert specified attribute and change font
void PushAndChg(
const SwTextAttr& rAttr, SwFont& rFnt );
// remove specified attribute and reset font
void PopAndChg(
const SwTextAttr& rAttr, SwFont& rFnt );
void Pop(
const SwTextAttr& rAttr );
// apply script dependent attributes
// void ChangeScript( SwFont& rFnt, const sal_uInt8 nScr );
// do not call these if you only used the small init function
inline void ResetFont( SwFont& rFnt )
const;
inline const SwFont* GetFont()
const;
void GetDefaultAscentAndHeight(SwViewShell
const * pShell,
OutputDevice
const & rOut,
sal_uInt16& nAscent,
sal_uInt16& nHeight)
const;
};
inline void SwAttrHandler::ResetFont( SwFont& rFnt )
const
{
OSL_ENSURE(m_oFnt,
"ResetFont without a font");
if (m_oFnt)
rFnt = *m_oFnt;
};
inline const SwFont* SwAttrHandler::GetFont()
const
{
return m_oFnt ? &*m_oFnt : nullptr;
};
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
