1946794ae0
Modules sal, salhelper, cppu, cppuhelper, codemaker (selectively) and odk have kept them, in order not to break external API (the automatic using declaration is LO-internal). Change-Id: I588fc9e0c45b914f824f91c0376980621d730f09
247 lines
8.2 KiB
C++
247 lines
8.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef RECT_HXX
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#define RECT_HXX
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#include <new>
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#include <rtl/ustring.hxx>
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#include <tools/gen.hxx>
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#include <vcl/outdev.hxx>
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#include <vcl/metric.hxx>
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#include "format.hxx"
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bool SmGetGlyphBoundRect(const OutputDevice &rDev,
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const OUString &rText, Rectangle &rRect);
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bool SmIsMathAlpha(const OUString &rText);
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inline long SmFromTo(long nFrom, long nTo, double fRelDist)
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{
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return nFrom + (long) (fRelDist * (nTo - nFrom));
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}
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////////////////////////////////////////
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// SmRect
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// ... (to be done)
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// This Implementation assumes that the x-axis points to the right and the
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// y-axis to the bottom.
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// Note: however, italic spaces can be negative!
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//
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// possible flags for the 'Draw' function below (just for debugging)
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#define SM_RECT_CORE 0x0001
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#define SM_RECT_ITALIC 0x0002
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#define SM_RECT_LINES 0x0004
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#define SM_RECT_MID 0x0008
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// possible positions and alignments for the 'AlignTo' function
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enum RectPos
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// (RP_LEFT : align the current object to the left of the argument, ...)
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{ RP_LEFT, RP_RIGHT,
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RP_TOP, RP_BOTTOM,
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RP_ATTRIBUT
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};
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enum RectHorAlign
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{ RHA_LEFT, RHA_CENTER, RHA_RIGHT
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};
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enum RectVerAlign
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{ RVA_TOP, RVA_MID, RVA_BOTTOM, RVA_BASELINE, RVA_CENTERY,
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RVA_ATTRIBUT_HI, RVA_ATTRIBUT_MID, RVA_ATTRIBUT_LO
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};
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// different methods of copying baselines and mid's in 'ExtendBy' function
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enum RectCopyMBL
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{ RCP_THIS, // keep baseline of current object even if it has none
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RCP_ARG, // as above but for the argument
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RCP_NONE, // result will have no baseline
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RCP_XOR // if current object has a baseline keep it else copy
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// the arguments baseline (even if it has none)
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};
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class SmRect
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{
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Point aTopLeft;
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Size aSize;
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long nBaseline,
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nAlignT,
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nAlignM,
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nAlignB,
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nGlyphTop,
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nGlyphBottom,
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nItalicLeftSpace,
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nItalicRightSpace,
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nLoAttrFence,
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nHiAttrFence;
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sal_uInt16 nBorderWidth;
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bool bHasBaseline,
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bHasAlignInfo;
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protected:
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void BuildRect (const OutputDevice &rDev, const SmFormat *pFormat,
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const OUString &rText, sal_uInt16 nBorderWidth);
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void Init(const OutputDevice &rDev, const SmFormat *pFormat,
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const OUString &rText, sal_uInt16 nBorderWidth);
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void ClearBaseline() { bHasBaseline = false; };
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inline void CopyMBL(const SmRect& rRect);
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void CopyAlignInfo(const SmRect& rRect);
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SmRect & Union(const SmRect &rRect);
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public:
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SmRect();
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SmRect(const OutputDevice &rDev, const SmFormat *pFormat,
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const OUString &rText, long nBorderWidth);
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SmRect(long nWidth, long nHeight);
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SmRect(const SmRect &rRect);
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sal_uInt16 GetBorderWidth() const { return nBorderWidth; }
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void SetItalicSpaces(long nLeftSpace, long nRightSpace);
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void SetWidth(sal_uLong nWidth) { aSize.Width() = nWidth; }
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void SetHeight(sal_uLong nHeight) { aSize.Height() = nHeight; }
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void SetLeft(long nLeft);
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void SetRight(long nRight);
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void SetBottom(long nBottom);
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void SetTop(long nTop);
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const Point & GetTopLeft() const { return aTopLeft; }
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long GetTop() const { return GetTopLeft().Y(); }
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long GetLeft() const { return GetTopLeft().X(); }
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long GetBottom() const { return GetTop() + GetHeight() - 1; }
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long GetRight() const { return GetLeft() + GetWidth() - 1; }
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long GetCenterX() const { return (GetLeft() + GetRight()) / 2L; }
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long GetCenterY() const { return (GetTop() + GetBottom()) / 2L; }
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long GetWidth() const { return GetSize().Width(); }
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long GetHeight() const { return GetSize().Height(); }
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long GetItalicLeftSpace() const { return nItalicLeftSpace; }
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long GetItalicRightSpace() const { return nItalicRightSpace; }
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void SetHiAttrFence(long nVal) { nHiAttrFence = nVal; }
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void SetLoAttrFence(long nVal) { nLoAttrFence = nVal; }
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long GetHiAttrFence() const { return nHiAttrFence; }
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long GetLoAttrFence() const { return nLoAttrFence; }
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long GetItalicLeft() const { return GetLeft() - GetItalicLeftSpace(); }
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long GetItalicCenterX() const { return (GetItalicLeft() + GetItalicRight()) / 2; }
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long GetItalicRight() const { return GetRight() + GetItalicRightSpace(); }
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long GetItalicWidth() const { return GetWidth() + GetItalicLeftSpace() + GetItalicRightSpace(); }
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bool HasBaseline() const { return bHasBaseline; }
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inline long GetBaseline() const;
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long GetBaselineOffset() const { return GetBaseline() - GetTop(); }
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void SetAlignTop(long nVal) { nAlignT = nVal; }
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long GetAlignT() const { return nAlignT; }
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long GetAlignM() const { return nAlignM; }
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long GetAlignB() const { return nAlignB; }
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void SetAlignT(long nVal) { nAlignT = nVal; }
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const Point GetCenter() const
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{ return Point(GetCenterX(), GetCenterY()); }
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const Size & GetSize() const { return aSize; }
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const Size GetItalicSize() const
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{ return Size(GetItalicWidth(), GetHeight()); }
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void Move (const Point &rPosition);
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void MoveTo(const Point &rPosition) { Move(rPosition - GetTopLeft()); }
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bool IsEmpty() const
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{
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return GetWidth() == 0 || GetHeight() == 0;
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}
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bool HasAlignInfo() const { return bHasAlignInfo; }
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const Point AlignTo(const SmRect &rRect, RectPos ePos,
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RectHorAlign eHor, RectVerAlign eVer) const;
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SmRect & ExtendBy(const SmRect &rRect, RectCopyMBL eCopyMode);
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SmRect & ExtendBy(const SmRect &rRect, RectCopyMBL eCopyMode,
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long nNewAlignM);
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SmRect & ExtendBy(const SmRect &rRect, RectCopyMBL eCopyMode,
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bool bKeepVerAlignParams);
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long OrientedDist(const Point &rPoint) const;
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bool IsInsideRect(const Point &rPoint) const;
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bool IsInsideItalicRect(const Point &rPoint) const;
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inline SmRect & operator = (const SmRect &rRect);
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inline Rectangle AsRectangle() const;
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SmRect AsGlyphRect() const;
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};
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inline void SmRect::SetItalicSpaces(long nLeftSpace, long nRightSpace)
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// set extra spacing to the left and right for (italic)
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// letters/text
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{
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nItalicLeftSpace = nLeftSpace;
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nItalicRightSpace = nRightSpace;
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}
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inline void SmRect::CopyMBL(const SmRect &rRect)
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// copy AlignM baseline and value of 'rRect'
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{
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nBaseline = rRect.nBaseline;
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bHasBaseline = rRect.bHasBaseline;
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nAlignM = rRect.nAlignM;
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}
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inline long SmRect::GetBaseline() const
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{
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OSL_ENSURE(HasBaseline(), "Sm: Baseline nicht vorhanden");
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return nBaseline;
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}
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inline SmRect & SmRect::operator = (const SmRect &rRect)
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{
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new (this) SmRect(rRect); // placement new
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return *this;
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}
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inline Rectangle SmRect::AsRectangle() const
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{
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return Rectangle(Point(GetItalicLeft(), GetTop()), GetItalicSize());
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}
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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