1048 lines
34 KiB
C++
1048 lines
34 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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#include <cassert>
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#include <sal/types.h>
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#include <vcl/outdev.hxx>
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#include <vcl/settings.hxx>
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#include <vcl/virdev.hxx>
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#include <vcl/window.hxx>
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#include <tools/helpers.hxx>
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#include <salgdi.hxx>
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#include <impfont.hxx>
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#include <outdata.hxx>
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#define UNDERLINE_LAST LINESTYLE_BOLDWAVE
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#define STRIKEOUT_LAST STRIKEOUT_X
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bool OutputDevice::ImplIsUnderlineAbove( const vcl::Font& rFont )
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{
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if ( !rFont.IsVertical() )
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return false;
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if( (LANGUAGE_JAPANESE == rFont.GetLanguage()) ||
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(LANGUAGE_JAPANESE == rFont.GetCJKContextLanguage()) )
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{
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// the underline is right for Japanese only
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return true;
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}
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return false;
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}
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void OutputDevice::ImplInitTextLineSize()
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{
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mpFontInstance->mxFontMetric->ImplInitTextLineSize( this );
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}
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void OutputDevice::ImplInitAboveTextLineSize()
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{
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mpFontInstance->mxFontMetric->ImplInitAboveTextLineSize();
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}
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void OutputDevice::ImplDrawWavePixel( long nOriginX, long nOriginY,
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long nCurX, long nCurY,
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short nOrientation,
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SalGraphics* pGraphics,
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OutputDevice const * pOutDev,
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bool bDrawPixAsRect,
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long nPixWidth, long nPixHeight )
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{
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if ( nOrientation )
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{
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Point aPoint( nOriginX, nOriginY );
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aPoint.RotateAround( nCurX, nCurY, nOrientation );
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}
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if ( bDrawPixAsRect )
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{
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pGraphics->DrawRect( nCurX, nCurY, nPixWidth, nPixHeight, pOutDev );
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}
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else
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{
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pGraphics->DrawPixel( nCurX, nCurY, pOutDev );
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}
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}
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void OutputDevice::ImplDrawWaveLine( long nBaseX, long nBaseY,
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long nDistX, long nDistY,
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long nWidth, long nHeight,
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long nLineWidth, short nOrientation,
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const Color& rColor )
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{
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if ( !nHeight )
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return;
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long nStartX = nBaseX + nDistX;
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long nStartY = nBaseY + nDistY;
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// If the height is 1 pixel, it's enough output a line
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if ( (nLineWidth == 1) && (nHeight == 1) )
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{
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mpGraphics->SetLineColor( ImplColorToSal( rColor ) );
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mbInitLineColor = true;
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long nEndX = nStartX+nWidth;
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long nEndY = nStartY;
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if ( nOrientation )
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{
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Point aOriginPt( nBaseX, nBaseY );
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aOriginPt.RotateAround( nStartX, nStartY, nOrientation );
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aOriginPt.RotateAround( nEndX, nEndY, nOrientation );
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}
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mpGraphics->DrawLine( nStartX, nStartY, nEndX, nEndY, this );
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}
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else
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{
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long nCurX = nStartX;
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long nCurY = nStartY;
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long nDiffX = 2;
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long nDiffY = nHeight-1;
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long nCount = nWidth;
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long nOffY = -1;
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long nPixWidth;
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long nPixHeight;
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bool bDrawPixAsRect;
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// On printers that output pixel via DrawRect()
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if ( (GetOutDevType() == OUTDEV_PRINTER) || (nLineWidth > 1) )
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{
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if ( mbLineColor || mbInitLineColor )
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{
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mpGraphics->SetLineColor();
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mbInitLineColor = true;
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}
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mpGraphics->SetFillColor( ImplColorToSal( rColor ) );
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mbInitFillColor = true;
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bDrawPixAsRect = true;
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nPixWidth = nLineWidth;
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nPixHeight = ((nLineWidth*mnDPIX)+(mnDPIY/2))/mnDPIY;
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}
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else
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{
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mpGraphics->SetLineColor( ImplColorToSal( rColor ) );
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mbInitLineColor = true;
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nPixWidth = 1;
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nPixHeight = 1;
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bDrawPixAsRect = false;
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}
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if ( !nDiffY )
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{
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while ( nWidth )
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{
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ImplDrawWavePixel( nBaseX, nBaseY, nCurX, nCurY, nOrientation,
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mpGraphics, this,
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bDrawPixAsRect, nPixWidth, nPixHeight );
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nCurX++;
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nWidth--;
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}
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}
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else
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{
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nCurY += nDiffY;
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long nFreq = nCount / (nDiffX+nDiffY);
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while ( nFreq-- )
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{
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for( long i = nDiffY; i; --i )
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{
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ImplDrawWavePixel( nBaseX, nBaseY, nCurX, nCurY, nOrientation,
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mpGraphics, this,
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bDrawPixAsRect, nPixWidth, nPixHeight );
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nCurX++;
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nCurY += nOffY;
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}
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for( long i = nDiffX; i; --i )
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{
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ImplDrawWavePixel( nBaseX, nBaseY, nCurX, nCurY, nOrientation,
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mpGraphics, this,
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bDrawPixAsRect, nPixWidth, nPixHeight );
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nCurX++;
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}
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nOffY = -nOffY;
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}
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nFreq = nCount % (nDiffX+nDiffY);
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if ( nFreq )
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{
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for( long i = nDiffY; i && nFreq; --i, --nFreq )
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{
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ImplDrawWavePixel( nBaseX, nBaseY, nCurX, nCurY, nOrientation,
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mpGraphics, this,
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bDrawPixAsRect, nPixWidth, nPixHeight );
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nCurX++;
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nCurY += nOffY;
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}
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for( long i = nDiffX; i && nFreq; --i, --nFreq )
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{
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ImplDrawWavePixel( nBaseX, nBaseY, nCurX, nCurY, nOrientation,
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mpGraphics, this,
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bDrawPixAsRect, nPixWidth, nPixHeight );
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nCurX++;
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}
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}
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}
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}
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}
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void OutputDevice::ImplDrawWaveTextLine( long nBaseX, long nBaseY,
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long nDistX, long nDistY, long nWidth,
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FontLineStyle eTextLine,
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Color aColor,
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bool bIsAbove )
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{
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LogicalFontInstance* pFontInstance = mpFontInstance;
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long nLineHeight;
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long nLinePos;
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if ( bIsAbove )
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{
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nLineHeight = pFontInstance->mxFontMetric->GetAboveWavelineUnderlineSize();
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nLinePos = pFontInstance->mxFontMetric->GetAboveWavelineUnderlineOffset();
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}
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else
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{
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nLineHeight = pFontInstance->mxFontMetric->GetWavelineUnderlineSize();
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nLinePos = pFontInstance->mxFontMetric->GetWavelineUnderlineOffset();
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}
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if ( (eTextLine == LINESTYLE_SMALLWAVE) && (nLineHeight > 3) )
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nLineHeight = 3;
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long nLineWidth = (mnDPIX / 300);
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if ( !nLineWidth )
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nLineWidth = 1;
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if ( eTextLine == LINESTYLE_BOLDWAVE )
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nLineWidth *= 2;
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nLinePos += nDistY - (nLineHeight / 2);
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long nLineWidthHeight = ((nLineWidth * mnDPIX) + (mnDPIY / 2)) / mnDPIY;
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if ( eTextLine == LINESTYLE_DOUBLEWAVE )
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{
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long nOrgLineHeight = nLineHeight;
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nLineHeight /= 3;
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if ( nLineHeight < 2 )
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{
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if ( nOrgLineHeight > 1 )
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nLineHeight = 2;
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else
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nLineHeight = 1;
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}
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long nLineDY = nOrgLineHeight-(nLineHeight*2);
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if ( nLineDY < nLineWidthHeight )
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nLineDY = nLineWidthHeight;
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long nLineDY2 = nLineDY/2;
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if ( !nLineDY2 )
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nLineDY2 = 1;
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nLinePos -= nLineWidthHeight-nLineDY2;
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ImplDrawWaveLine( nBaseX, nBaseY, nDistX, nLinePos, nWidth, nLineHeight,
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nLineWidth, mpFontInstance->mnOrientation, aColor );
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nLinePos += nLineWidthHeight+nLineDY;
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ImplDrawWaveLine( nBaseX, nBaseY, nDistX, nLinePos, nWidth, nLineHeight,
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nLineWidth, mpFontInstance->mnOrientation, aColor );
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}
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else
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{
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nLinePos -= nLineWidthHeight/2;
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ImplDrawWaveLine( nBaseX, nBaseY, nDistX, nLinePos, nWidth, nLineHeight,
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nLineWidth, mpFontInstance->mnOrientation, aColor );
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}
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}
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void OutputDevice::ImplDrawStraightTextLine( long nBaseX, long nBaseY,
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long nDistX, long nDistY, long nWidth,
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FontLineStyle eTextLine,
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Color aColor,
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bool bIsAbove )
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{
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LogicalFontInstance* pFontInstance = mpFontInstance;
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long nLineHeight = 0;
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long nLinePos = 0;
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long nLinePos2 = 0;
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const long nY = nDistY;
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if ( eTextLine > UNDERLINE_LAST )
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eTextLine = LINESTYLE_SINGLE;
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switch ( eTextLine )
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{
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case LINESTYLE_SINGLE:
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case LINESTYLE_DOTTED:
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case LINESTYLE_DASH:
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case LINESTYLE_LONGDASH:
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case LINESTYLE_DASHDOT:
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case LINESTYLE_DASHDOTDOT:
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if ( bIsAbove )
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{
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nLineHeight = pFontInstance->mxFontMetric->GetAboveUnderlineSize();
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nLinePos = nY + pFontInstance->mxFontMetric->GetAboveUnderlineOffset();
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}
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else
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{
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nLineHeight = pFontInstance->mxFontMetric->GetUnderlineSize();
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nLinePos = nY + pFontInstance->mxFontMetric->GetUnderlineOffset();
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}
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break;
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case LINESTYLE_BOLD:
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case LINESTYLE_BOLDDOTTED:
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case LINESTYLE_BOLDDASH:
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case LINESTYLE_BOLDLONGDASH:
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case LINESTYLE_BOLDDASHDOT:
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case LINESTYLE_BOLDDASHDOTDOT:
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if ( bIsAbove )
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{
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nLineHeight = pFontInstance->mxFontMetric->GetAboveBoldUnderlineSize();
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nLinePos = nY + pFontInstance->mxFontMetric->GetAboveBoldUnderlineOffset();
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}
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else
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{
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nLineHeight = pFontInstance->mxFontMetric->GetBoldUnderlineSize();
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nLinePos = nY + pFontInstance->mxFontMetric->GetBoldUnderlineOffset();
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}
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break;
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case LINESTYLE_DOUBLE:
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if ( bIsAbove )
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{
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nLineHeight = pFontInstance->mxFontMetric->GetAboveDoubleUnderlineSize();
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nLinePos = nY + pFontInstance->mxFontMetric->GetAboveDoubleUnderlineOffset1();
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nLinePos2 = nY + pFontInstance->mxFontMetric->GetAboveDoubleUnderlineOffset2();
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}
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else
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{
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nLineHeight = pFontInstance->mxFontMetric->GetDoubleUnderlineSize();
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nLinePos = nY + pFontInstance->mxFontMetric->GetDoubleUnderlineOffset1();
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nLinePos2 = nY + pFontInstance->mxFontMetric->GetDoubleUnderlineOffset2();
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}
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break;
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default:
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break;
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}
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if ( nLineHeight )
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{
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if ( mbLineColor || mbInitLineColor )
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{
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mpGraphics->SetLineColor();
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mbInitLineColor = true;
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}
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mpGraphics->SetFillColor( ImplColorToSal( aColor ) );
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mbInitFillColor = true;
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long nLeft = nDistX;
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switch ( eTextLine )
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{
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case LINESTYLE_SINGLE:
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case LINESTYLE_BOLD:
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ImplDrawTextRect( nBaseX, nBaseY, nLeft, nLinePos, nWidth, nLineHeight );
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break;
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case LINESTYLE_DOUBLE:
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ImplDrawTextRect( nBaseX, nBaseY, nLeft, nLinePos, nWidth, nLineHeight );
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ImplDrawTextRect( nBaseX, nBaseY, nLeft, nLinePos2, nWidth, nLineHeight );
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break;
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case LINESTYLE_DOTTED:
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case LINESTYLE_BOLDDOTTED:
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{
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long nDotWidth = nLineHeight*mnDPIY;
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nDotWidth += mnDPIY/2;
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nDotWidth /= mnDPIY;
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long nTempWidth = nDotWidth;
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long nEnd = nLeft+nWidth;
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while ( nLeft < nEnd )
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{
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if ( nLeft+nTempWidth > nEnd )
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nTempWidth = nEnd-nLeft;
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ImplDrawTextRect( nBaseX, nBaseY, nLeft, nLinePos, nTempWidth, nLineHeight );
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nLeft += nDotWidth*2;
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}
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}
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break;
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case LINESTYLE_DASH:
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case LINESTYLE_LONGDASH:
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case LINESTYLE_BOLDDASH:
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case LINESTYLE_BOLDLONGDASH:
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{
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long nDotWidth = nLineHeight*mnDPIY;
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nDotWidth += mnDPIY/2;
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nDotWidth /= mnDPIY;
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long nMinDashWidth;
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long nMinSpaceWidth;
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long nSpaceWidth;
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long nDashWidth;
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if ( (eTextLine == LINESTYLE_LONGDASH) ||
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(eTextLine == LINESTYLE_BOLDLONGDASH) )
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{
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nMinDashWidth = nDotWidth*6;
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nMinSpaceWidth = nDotWidth*2;
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nDashWidth = 200;
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nSpaceWidth = 100;
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}
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else
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{
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nMinDashWidth = nDotWidth*4;
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nMinSpaceWidth = (nDotWidth*150)/100;
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nDashWidth = 100;
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nSpaceWidth = 50;
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}
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nDashWidth = ((nDashWidth*mnDPIX)+1270)/2540;
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nSpaceWidth = ((nSpaceWidth*mnDPIX)+1270)/2540;
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// DashWidth will be increased if the line is getting too thick
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// in proportion to the line's length
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if ( nDashWidth < nMinDashWidth )
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nDashWidth = nMinDashWidth;
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if ( nSpaceWidth < nMinSpaceWidth )
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nSpaceWidth = nMinSpaceWidth;
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long nTempWidth = nDashWidth;
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long nEnd = nLeft+nWidth;
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while ( nLeft < nEnd )
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{
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if ( nLeft+nTempWidth > nEnd )
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nTempWidth = nEnd-nLeft;
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ImplDrawTextRect( nBaseX, nBaseY, nLeft, nLinePos, nTempWidth, nLineHeight );
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nLeft += nDashWidth+nSpaceWidth;
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}
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}
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break;
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case LINESTYLE_DASHDOT:
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case LINESTYLE_BOLDDASHDOT:
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{
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long nDotWidth = nLineHeight*mnDPIY;
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nDotWidth += mnDPIY/2;
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nDotWidth /= mnDPIY;
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long nDashWidth = ((100*mnDPIX)+1270)/2540;
|
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long nMinDashWidth = nDotWidth*4;
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// DashWidth will be increased if the line is getting too thick
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// in proportion to the line's length
|
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if ( nDashWidth < nMinDashWidth )
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nDashWidth = nMinDashWidth;
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long nTempDotWidth = nDotWidth;
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long nTempDashWidth = nDashWidth;
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long nEnd = nLeft+nWidth;
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while ( nLeft < nEnd )
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{
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if ( nLeft+nTempDotWidth > nEnd )
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nTempDotWidth = nEnd-nLeft;
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ImplDrawTextRect( nBaseX, nBaseY, nLeft, nLinePos, nTempDotWidth, nLineHeight );
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nLeft += nDotWidth*2;
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if ( nLeft > nEnd )
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break;
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if ( nLeft+nTempDashWidth > nEnd )
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nTempDashWidth = nEnd-nLeft;
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ImplDrawTextRect( nBaseX, nBaseY, nLeft, nLinePos, nTempDashWidth, nLineHeight );
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nLeft += nDashWidth+nDotWidth;
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}
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}
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break;
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case LINESTYLE_DASHDOTDOT:
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case LINESTYLE_BOLDDASHDOTDOT:
|
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{
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long nDotWidth = nLineHeight*mnDPIY;
|
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nDotWidth += mnDPIY/2;
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nDotWidth /= mnDPIY;
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long nDashWidth = ((100*mnDPIX)+1270)/2540;
|
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long nMinDashWidth = nDotWidth*4;
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// DashWidth will be increased if the line is getting too thick
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// in proportion to the line's length
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if ( nDashWidth < nMinDashWidth )
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nDashWidth = nMinDashWidth;
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long nTempDotWidth = nDotWidth;
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long nTempDashWidth = nDashWidth;
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long nEnd = nLeft+nWidth;
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while ( nLeft < nEnd )
|
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{
|
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if ( nLeft+nTempDotWidth > nEnd )
|
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nTempDotWidth = nEnd-nLeft;
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ImplDrawTextRect( nBaseX, nBaseY, nLeft, nLinePos, nTempDotWidth, nLineHeight );
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nLeft += nDotWidth*2;
|
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if ( nLeft > nEnd )
|
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break;
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if ( nLeft+nTempDotWidth > nEnd )
|
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nTempDotWidth = nEnd-nLeft;
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|
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ImplDrawTextRect( nBaseX, nBaseY, nLeft, nLinePos, nTempDotWidth, nLineHeight );
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nLeft += nDotWidth*2;
|
|
if ( nLeft > nEnd )
|
|
break;
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|
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if ( nLeft+nTempDashWidth > nEnd )
|
|
nTempDashWidth = nEnd-nLeft;
|
|
|
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ImplDrawTextRect( nBaseX, nBaseY, nLeft, nLinePos, nTempDashWidth, nLineHeight );
|
|
nLeft += nDashWidth+nDotWidth;
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void OutputDevice::ImplDrawStrikeoutLine( long nBaseX, long nBaseY,
|
|
long nDistX, long nDistY, long nWidth,
|
|
FontStrikeout eStrikeout,
|
|
Color aColor )
|
|
{
|
|
LogicalFontInstance* pFontInstance = mpFontInstance;
|
|
long nLineHeight = 0;
|
|
long nLinePos = 0;
|
|
long nLinePos2 = 0;
|
|
|
|
long nY = nDistY;
|
|
|
|
if ( eStrikeout > STRIKEOUT_LAST )
|
|
eStrikeout = STRIKEOUT_SINGLE;
|
|
|
|
switch ( eStrikeout )
|
|
{
|
|
case STRIKEOUT_SINGLE:
|
|
nLineHeight = pFontInstance->mxFontMetric->GetStrikeoutSize();
|
|
nLinePos = nY + pFontInstance->mxFontMetric->GetStrikeoutOffset();
|
|
break;
|
|
case STRIKEOUT_BOLD:
|
|
nLineHeight = pFontInstance->mxFontMetric->GetBoldStrikeoutSize();
|
|
nLinePos = nY + pFontInstance->mxFontMetric->GetBoldStrikeoutOffset();
|
|
break;
|
|
case STRIKEOUT_DOUBLE:
|
|
nLineHeight = pFontInstance->mxFontMetric->GetDoubleStrikeoutSize();
|
|
nLinePos = nY + pFontInstance->mxFontMetric->GetDoubleStrikeoutOffset1();
|
|
nLinePos2 = nY + pFontInstance->mxFontMetric->GetDoubleStrikeoutOffset2();
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if ( nLineHeight )
|
|
{
|
|
if ( mbLineColor || mbInitLineColor )
|
|
{
|
|
mpGraphics->SetLineColor();
|
|
mbInitLineColor = true;
|
|
}
|
|
mpGraphics->SetFillColor( ImplColorToSal( aColor ) );
|
|
mbInitFillColor = true;
|
|
|
|
const long& nLeft = nDistX;
|
|
|
|
switch ( eStrikeout )
|
|
{
|
|
case STRIKEOUT_SINGLE:
|
|
case STRIKEOUT_BOLD:
|
|
ImplDrawTextRect( nBaseX, nBaseY, nLeft, nLinePos, nWidth, nLineHeight );
|
|
break;
|
|
case STRIKEOUT_DOUBLE:
|
|
ImplDrawTextRect( nBaseX, nBaseY, nLeft, nLinePos, nWidth, nLineHeight );
|
|
ImplDrawTextRect( nBaseX, nBaseY, nLeft, nLinePos2, nWidth, nLineHeight );
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void OutputDevice::ImplDrawStrikeoutChar( long nBaseX, long nBaseY,
|
|
long nDistX, long nDistY, long nWidth,
|
|
FontStrikeout eStrikeout,
|
|
Color aColor )
|
|
{
|
|
// See qadevOOo/testdocs/StrikeThrough.odt for examples if you need
|
|
// to tweak this
|
|
if (!nWidth)
|
|
return;
|
|
|
|
// prepare string for strikeout measurement
|
|
const char cStrikeoutChar = eStrikeout == STRIKEOUT_SLASH ? '/' : 'X';
|
|
static const int nTestStrLen = 4;
|
|
static const int nMaxStrikeStrLen = 2048;
|
|
sal_Unicode aChars[nMaxStrikeStrLen+1]; // +1 for valgrind...
|
|
|
|
for( int i = 0; i < nTestStrLen; ++i)
|
|
aChars[i] = cStrikeoutChar;
|
|
|
|
const OUString aStrikeoutTest(aChars, nTestStrLen);
|
|
|
|
// calculate approximation of strikeout atom size
|
|
long nStrikeoutWidth = 0;
|
|
SalLayout* pLayout = ImplLayout( aStrikeoutTest, 0, nTestStrLen );
|
|
if( pLayout )
|
|
{
|
|
nStrikeoutWidth = pLayout->GetTextWidth() / (nTestStrLen * pLayout->GetUnitsPerPixel());
|
|
delete pLayout;
|
|
}
|
|
if( nStrikeoutWidth <= 0 ) // sanity check
|
|
return;
|
|
|
|
int nStrikeStrLen = (nWidth+(nStrikeoutWidth-1)) / nStrikeoutWidth;
|
|
if( nStrikeStrLen > nMaxStrikeStrLen )
|
|
nStrikeStrLen = nMaxStrikeStrLen;
|
|
|
|
// build the strikeout string
|
|
for( int i = nTestStrLen; i < nStrikeStrLen; ++i)
|
|
aChars[i] = cStrikeoutChar;
|
|
|
|
const OUString aStrikeoutText(aChars, nStrikeStrLen);
|
|
|
|
if( mpFontInstance->mnOrientation )
|
|
{
|
|
Point aOriginPt(0, 0);
|
|
aOriginPt.RotateAround( nDistX, nDistY, mpFontInstance->mnOrientation );
|
|
}
|
|
|
|
nBaseX += nDistX;
|
|
nBaseY += nDistY;
|
|
|
|
// strikeout text has to be left aligned
|
|
ComplexTextLayoutFlags nOrigTLM = mnTextLayoutMode;
|
|
mnTextLayoutMode = ComplexTextLayoutFlags::BiDiStrong;
|
|
pLayout = ImplLayout( aStrikeoutText, 0, aStrikeoutText.getLength() );
|
|
mnTextLayoutMode = nOrigTLM;
|
|
|
|
if( !pLayout )
|
|
return;
|
|
|
|
// draw the strikeout text
|
|
const Color aOldColor = GetTextColor();
|
|
SetTextColor( aColor );
|
|
ImplInitTextColor();
|
|
|
|
pLayout->DrawBase() = Point( nBaseX+mnTextOffX, nBaseY+mnTextOffY );
|
|
|
|
tools::Rectangle aPixelRect;
|
|
aPixelRect.Left() = nBaseX+mnTextOffX;
|
|
aPixelRect.Right() = aPixelRect.Left()+nWidth;
|
|
aPixelRect.Bottom() = nBaseY+mpFontInstance->mxFontMetric->GetDescent();
|
|
aPixelRect.Top() = nBaseY-mpFontInstance->mxFontMetric->GetAscent();
|
|
|
|
if (mpFontInstance->mnOrientation)
|
|
{
|
|
tools::Polygon aPoly( aPixelRect );
|
|
aPoly.Rotate( Point(nBaseX+mnTextOffX, nBaseY+mnTextOffY), mpFontInstance->mnOrientation);
|
|
aPixelRect = aPoly.GetBoundRect();
|
|
}
|
|
|
|
Push( PushFlags::CLIPREGION );
|
|
IntersectClipRegion( PixelToLogic(aPixelRect) );
|
|
if( mbInitClipRegion )
|
|
InitClipRegion();
|
|
|
|
pLayout->DrawText( *mpGraphics );
|
|
|
|
delete pLayout;
|
|
Pop();
|
|
|
|
SetTextColor( aOldColor );
|
|
ImplInitTextColor();
|
|
}
|
|
|
|
void OutputDevice::ImplDrawTextLine( long nX, long nY,
|
|
long nDistX, DeviceCoordinate nWidth,
|
|
FontStrikeout eStrikeout,
|
|
FontLineStyle eUnderline,
|
|
FontLineStyle eOverline,
|
|
bool bUnderlineAbove )
|
|
{
|
|
if ( !nWidth )
|
|
return;
|
|
|
|
Color aStrikeoutColor = GetTextColor();
|
|
Color aUnderlineColor = GetTextLineColor();
|
|
Color aOverlineColor = GetOverlineColor();
|
|
bool bStrikeoutDone = false;
|
|
bool bUnderlineDone = false;
|
|
bool bOverlineDone = false;
|
|
|
|
if ( IsRTLEnabled() )
|
|
{
|
|
long nXAdd = nWidth - nDistX;
|
|
if( mpFontInstance->mnOrientation )
|
|
nXAdd = FRound( nXAdd * cos( mpFontInstance->mnOrientation * F_PI1800 ) );
|
|
|
|
nX += nXAdd - 1;
|
|
}
|
|
|
|
if ( !IsTextLineColor() )
|
|
aUnderlineColor = GetTextColor();
|
|
|
|
if ( !IsOverlineColor() )
|
|
aOverlineColor = GetTextColor();
|
|
|
|
if ( (eUnderline == LINESTYLE_SMALLWAVE) ||
|
|
(eUnderline == LINESTYLE_WAVE) ||
|
|
(eUnderline == LINESTYLE_DOUBLEWAVE) ||
|
|
(eUnderline == LINESTYLE_BOLDWAVE) )
|
|
{
|
|
ImplDrawWaveTextLine( nX, nY, nDistX, 0, nWidth, eUnderline, aUnderlineColor, bUnderlineAbove );
|
|
bUnderlineDone = true;
|
|
}
|
|
if ( (eOverline == LINESTYLE_SMALLWAVE) ||
|
|
(eOverline == LINESTYLE_WAVE) ||
|
|
(eOverline == LINESTYLE_DOUBLEWAVE) ||
|
|
(eOverline == LINESTYLE_BOLDWAVE) )
|
|
{
|
|
ImplDrawWaveTextLine( nX, nY, nDistX, 0, nWidth, eOverline, aOverlineColor, true );
|
|
bOverlineDone = true;
|
|
}
|
|
|
|
if ( (eStrikeout == STRIKEOUT_SLASH) ||
|
|
(eStrikeout == STRIKEOUT_X) )
|
|
{
|
|
ImplDrawStrikeoutChar( nX, nY, nDistX, 0, nWidth, eStrikeout, aStrikeoutColor );
|
|
bStrikeoutDone = true;
|
|
}
|
|
|
|
if ( !bUnderlineDone )
|
|
ImplDrawStraightTextLine( nX, nY, nDistX, 0, nWidth, eUnderline, aUnderlineColor, bUnderlineAbove );
|
|
|
|
if ( !bOverlineDone )
|
|
ImplDrawStraightTextLine( nX, nY, nDistX, 0, nWidth, eOverline, aOverlineColor, true );
|
|
|
|
if ( !bStrikeoutDone )
|
|
ImplDrawStrikeoutLine( nX, nY, nDistX, 0, nWidth, eStrikeout, aStrikeoutColor );
|
|
}
|
|
|
|
void OutputDevice::ImplDrawTextLines( SalLayout& rSalLayout, FontStrikeout eStrikeout,
|
|
FontLineStyle eUnderline, FontLineStyle eOverline,
|
|
bool bWordLine, bool bUnderlineAbove )
|
|
{
|
|
if( bWordLine )
|
|
{
|
|
// draw everything relative to the layout base point
|
|
const Point aStartPt = rSalLayout.DrawBase();
|
|
|
|
// calculate distance of each word from the base point
|
|
Point aPos;
|
|
DeviceCoordinate nDist = 0;
|
|
DeviceCoordinate nWidth = 0;
|
|
const GlyphItem* pGlyph;
|
|
int nStart = 0;
|
|
while (rSalLayout.GetNextGlyphs(1, &pGlyph, aPos, nStart))
|
|
{
|
|
// calculate the boundaries of each word
|
|
if (!pGlyph->IsSpacing())
|
|
{
|
|
if( !nWidth )
|
|
{
|
|
// get the distance to the base point (as projected to baseline)
|
|
nDist = aPos.X() - aStartPt.X();
|
|
if( mpFontInstance->mnOrientation )
|
|
{
|
|
const long nDY = aPos.Y() - aStartPt.Y();
|
|
const double fRad = mpFontInstance->mnOrientation * F_PI1800;
|
|
nDist = FRound( nDist*cos(fRad) - nDY*sin(fRad) );
|
|
}
|
|
}
|
|
|
|
// update the length of the textline
|
|
nWidth += pGlyph->mnNewWidth;
|
|
}
|
|
else if( nWidth > 0 )
|
|
{
|
|
// draw the textline for each word
|
|
ImplDrawTextLine( aStartPt.X(), aStartPt.Y(), nDist, nWidth,
|
|
eStrikeout, eUnderline, eOverline, bUnderlineAbove );
|
|
nWidth = 0;
|
|
}
|
|
}
|
|
|
|
// draw textline for the last word
|
|
if( nWidth > 0 )
|
|
{
|
|
ImplDrawTextLine( aStartPt.X(), aStartPt.Y(), nDist, nWidth,
|
|
eStrikeout, eUnderline, eOverline, bUnderlineAbove );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
Point aStartPt = rSalLayout.GetDrawPosition();
|
|
ImplDrawTextLine( aStartPt.X(), aStartPt.Y(), 0,
|
|
rSalLayout.GetTextWidth() / rSalLayout.GetUnitsPerPixel(),
|
|
eStrikeout, eUnderline, eOverline, bUnderlineAbove );
|
|
}
|
|
}
|
|
|
|
void OutputDevice::ImplDrawMnemonicLine( long nX, long nY, long nWidth )
|
|
{
|
|
long nBaseX = nX;
|
|
if( /*HasMirroredGraphics() &&*/ IsRTLEnabled() )
|
|
{
|
|
// add some strange offset
|
|
nX += 2;
|
|
// revert the hack that will be done later in ImplDrawTextLine
|
|
nX = nBaseX - nWidth - (nX - nBaseX - 1);
|
|
}
|
|
|
|
ImplDrawTextLine( nX, nY, 0, nWidth, STRIKEOUT_NONE, LINESTYLE_SINGLE, LINESTYLE_NONE, false );
|
|
}
|
|
|
|
void OutputDevice::SetTextLineColor()
|
|
{
|
|
|
|
if ( mpMetaFile )
|
|
mpMetaFile->AddAction( new MetaTextLineColorAction( Color(), false ) );
|
|
|
|
maTextLineColor = Color( COL_TRANSPARENT );
|
|
|
|
if( mpAlphaVDev )
|
|
mpAlphaVDev->SetTextLineColor();
|
|
}
|
|
|
|
void OutputDevice::SetTextLineColor( const Color& rColor )
|
|
{
|
|
|
|
Color aColor( rColor );
|
|
|
|
if ( mnDrawMode & ( DrawModeFlags::BlackText | DrawModeFlags::WhiteText |
|
|
DrawModeFlags::GrayText | DrawModeFlags::GhostedText |
|
|
DrawModeFlags::SettingsText ) )
|
|
{
|
|
if ( mnDrawMode & DrawModeFlags::BlackText )
|
|
{
|
|
aColor = Color( COL_BLACK );
|
|
}
|
|
else if ( mnDrawMode & DrawModeFlags::WhiteText )
|
|
{
|
|
aColor = Color( COL_WHITE );
|
|
}
|
|
else if ( mnDrawMode & DrawModeFlags::GrayText )
|
|
{
|
|
const sal_uInt8 cLum = aColor.GetLuminance();
|
|
aColor = Color( cLum, cLum, cLum );
|
|
}
|
|
else if ( mnDrawMode & DrawModeFlags::SettingsText )
|
|
{
|
|
aColor = GetSettings().GetStyleSettings().GetFontColor();
|
|
}
|
|
|
|
if( (mnDrawMode & DrawModeFlags::GhostedText) &&
|
|
(aColor.GetColor() != COL_TRANSPARENT) )
|
|
{
|
|
aColor = Color( (aColor.GetRed() >> 1) | 0x80,
|
|
(aColor.GetGreen() >> 1) | 0x80,
|
|
(aColor.GetBlue() >> 1) | 0x80 );
|
|
}
|
|
}
|
|
|
|
if ( mpMetaFile )
|
|
mpMetaFile->AddAction( new MetaTextLineColorAction( aColor, true ) );
|
|
|
|
maTextLineColor = aColor;
|
|
|
|
if( mpAlphaVDev )
|
|
mpAlphaVDev->SetTextLineColor( COL_BLACK );
|
|
}
|
|
|
|
void OutputDevice::SetOverlineColor()
|
|
{
|
|
|
|
if ( mpMetaFile )
|
|
mpMetaFile->AddAction( new MetaOverlineColorAction( Color(), false ) );
|
|
|
|
maOverlineColor = Color( COL_TRANSPARENT );
|
|
|
|
if( mpAlphaVDev )
|
|
mpAlphaVDev->SetOverlineColor();
|
|
}
|
|
|
|
void OutputDevice::SetOverlineColor( const Color& rColor )
|
|
{
|
|
|
|
Color aColor( rColor );
|
|
|
|
if ( mnDrawMode & ( DrawModeFlags::BlackText | DrawModeFlags::WhiteText |
|
|
DrawModeFlags::GrayText | DrawModeFlags::GhostedText |
|
|
DrawModeFlags::SettingsText ) )
|
|
{
|
|
if ( mnDrawMode & DrawModeFlags::BlackText )
|
|
{
|
|
aColor = Color( COL_BLACK );
|
|
}
|
|
else if ( mnDrawMode & DrawModeFlags::WhiteText )
|
|
{
|
|
aColor = Color( COL_WHITE );
|
|
}
|
|
else if ( mnDrawMode & DrawModeFlags::GrayText )
|
|
{
|
|
const sal_uInt8 cLum = aColor.GetLuminance();
|
|
aColor = Color( cLum, cLum, cLum );
|
|
}
|
|
else if ( mnDrawMode & DrawModeFlags::SettingsText )
|
|
{
|
|
aColor = GetSettings().GetStyleSettings().GetFontColor();
|
|
}
|
|
|
|
if( (mnDrawMode & DrawModeFlags::GhostedText) &&
|
|
(aColor.GetColor() != COL_TRANSPARENT) )
|
|
{
|
|
aColor = Color( (aColor.GetRed() >> 1) | 0x80,
|
|
(aColor.GetGreen() >> 1) | 0x80,
|
|
(aColor.GetBlue() >> 1) | 0x80 );
|
|
}
|
|
}
|
|
|
|
if ( mpMetaFile )
|
|
mpMetaFile->AddAction( new MetaOverlineColorAction( aColor, true ) );
|
|
|
|
maOverlineColor = aColor;
|
|
|
|
if( mpAlphaVDev )
|
|
mpAlphaVDev->SetOverlineColor( COL_BLACK );
|
|
}
|
|
|
|
void OutputDevice::DrawTextLine( const Point& rPos, long nWidth,
|
|
FontStrikeout eStrikeout,
|
|
FontLineStyle eUnderline,
|
|
FontLineStyle eOverline,
|
|
bool bUnderlineAbove )
|
|
{
|
|
assert(!is_double_buffered_window());
|
|
|
|
if ( mpMetaFile )
|
|
mpMetaFile->AddAction( new MetaTextLineAction( rPos, nWidth, eStrikeout, eUnderline, eOverline ) );
|
|
|
|
if ( ((eUnderline == LINESTYLE_NONE) || (eUnderline == LINESTYLE_DONTKNOW)) &&
|
|
((eOverline == LINESTYLE_NONE) || (eOverline == LINESTYLE_DONTKNOW)) &&
|
|
((eStrikeout == STRIKEOUT_NONE) || (eStrikeout == STRIKEOUT_DONTKNOW)) )
|
|
{
|
|
return;
|
|
}
|
|
if ( !IsDeviceOutputNecessary() || ImplIsRecordLayout() )
|
|
return;
|
|
|
|
// we need a graphics
|
|
if( !mpGraphics && !AcquireGraphics() )
|
|
return;
|
|
|
|
if( mbInitClipRegion )
|
|
InitClipRegion();
|
|
|
|
if( mbOutputClipped )
|
|
return;
|
|
|
|
// initialize font if needed to get text offsets
|
|
// TODO: only needed for mnTextOff!=(0,0)
|
|
if( mbNewFont && !ImplNewFont() )
|
|
return;
|
|
|
|
if( mbInitFont )
|
|
InitFont();
|
|
|
|
Point aPos = ImplLogicToDevicePixel( rPos );
|
|
DeviceCoordinate fWidth;
|
|
fWidth = LogicWidthToDeviceCoordinate( nWidth );
|
|
aPos += Point( mnTextOffX, mnTextOffY );
|
|
ImplDrawTextLine( aPos.X(), aPos.X(), 0, fWidth, eStrikeout, eUnderline, eOverline, bUnderlineAbove );
|
|
|
|
if( mpAlphaVDev )
|
|
mpAlphaVDev->DrawTextLine( rPos, nWidth, eStrikeout, eUnderline, eOverline, bUnderlineAbove );
|
|
}
|
|
|
|
void OutputDevice::DrawWaveLine( const Point& rStartPos, const Point& rEndPos )
|
|
{
|
|
assert(!is_double_buffered_window());
|
|
|
|
if ( !IsDeviceOutputNecessary() || ImplIsRecordLayout() )
|
|
return;
|
|
|
|
// we need a graphics
|
|
if( !mpGraphics && !AcquireGraphics() )
|
|
return;
|
|
|
|
if ( mbInitClipRegion )
|
|
InitClipRegion();
|
|
|
|
if ( mbOutputClipped )
|
|
return;
|
|
|
|
if( mbNewFont && !ImplNewFont() )
|
|
return;
|
|
|
|
Point aStartPt = ImplLogicToDevicePixel( rStartPos );
|
|
Point aEndPt = ImplLogicToDevicePixel( rEndPos );
|
|
long nStartX = aStartPt.X();
|
|
long nStartY = aStartPt.Y();
|
|
long nEndX = aEndPt.X();
|
|
long nEndY = aEndPt.Y();
|
|
short nOrientation = 0;
|
|
|
|
// when rotated
|
|
if ( (nStartY != nEndY) || (nStartX > nEndX) )
|
|
{
|
|
long nDX = nEndX - nStartX;
|
|
double nO = atan2( -nEndY + nStartY, ((nDX == 0) ? 0.000000001 : nDX) );
|
|
nO /= F_PI1800;
|
|
nOrientation = (short)nO;
|
|
aStartPt.RotateAround( nEndX, nEndY, -nOrientation );
|
|
}
|
|
|
|
long nWaveHeight = 3;
|
|
nStartY++;
|
|
nEndY++;
|
|
|
|
float fScaleFactor = GetDPIScaleFactor();
|
|
|
|
if (fScaleFactor > 1.0f)
|
|
{
|
|
nWaveHeight *= fScaleFactor;
|
|
|
|
nStartY += fScaleFactor - 1; // Shift down additional pixel(s) to create more visual separation.
|
|
|
|
// odd heights look better than even
|
|
if (nWaveHeight % 2 == 0)
|
|
{
|
|
nWaveHeight--;
|
|
}
|
|
}
|
|
|
|
// #109280# make sure the waveline does not exceed the descent to avoid paint problems
|
|
LogicalFontInstance* pFontInstance = mpFontInstance;
|
|
if( nWaveHeight > pFontInstance->mxFontMetric->GetWavelineUnderlineSize() )
|
|
{
|
|
nWaveHeight = pFontInstance->mxFontMetric->GetWavelineUnderlineSize();
|
|
}
|
|
ImplDrawWaveLine(nStartX, nStartY, 0, 0,
|
|
nEndX-nStartX, nWaveHeight,
|
|
fScaleFactor, nOrientation, GetLineColor());
|
|
|
|
if( mpAlphaVDev )
|
|
mpAlphaVDev->DrawWaveLine( rStartPos, rEndPos );
|
|
}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|