diff options
Diffstat (limited to 'canvas/source/directx/dx_textlayout_drawhelper.cxx')
| -rw-r--r-- | canvas/source/directx/dx_textlayout_drawhelper.cxx | 323 |
1 files changed, 0 insertions, 323 deletions
diff --git a/canvas/source/directx/dx_textlayout_drawhelper.cxx b/canvas/source/directx/dx_textlayout_drawhelper.cxx deleted file mode 100644 index 566b203674..0000000000 --- a/canvas/source/directx/dx_textlayout_drawhelper.cxx +++ /dev/null @@ -1,323 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/************************************************************************* - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * Copyright 2000, 2010 Oracle and/or its affiliates. - * - * OpenOffice.org - a multi-platform office productivity suite - * - * This file is part of OpenOffice.org. - * - * OpenOffice.org is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 3 - * only, as published by the Free Software Foundation. - * - * OpenOffice.org is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License version 3 for more details - * (a copy is included in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU Lesser General Public License - * version 3 along with OpenOffice.org. If not, see - * <http://www.openoffice.org/license.html> - * for a copy of the LGPLv3 License. - * - ************************************************************************/ - -// MARKER(update_precomp.py): autogen include statement, do not remove -#include "precompiled_canvas.hxx" - -#include <tools/poly.hxx> - -#include <vcl/metric.hxx> -#include <vcl/virdev.hxx> -#include <vcl/metric.hxx> -#include <vcl/canvastools.hxx> -#include <tools/diagnose_ex.h> - -#include <boost/scoped_array.hpp> -#include <boost/bind.hpp> -#include <com/sun/star/rendering/FontRequest.hpp> -#include <com/sun/star/rendering/PanoseProportion.hpp> -#include <com/sun/star/rendering/XCanvasFont.hpp> -#include <com/sun/star/rendering/PanoseProportion.hpp> -#include <comphelper/sequence.hxx> -#include <comphelper/scopeguard.hxx> -#include <tools/color.hxx> -#include <basegfx/polygon/b2dpolypolygon.hxx> -#include <basegfx/tools/canvastools.hxx> -#include <canvas/canvastools.hxx> -#include <canvas/debug.hxx> -#include "dx_impltools.hxx" -#include <vcl/sysdata.hxx> -#include <i18npool/mslangid.hxx> -#include "dx_textlayout_drawhelper.hxx" -#include "dx_bitmap.hxx" -#include "dx_canvasfont.hxx" - -class ::com::sun::star::rendering::XCanvasFont; - -using namespace ::com::sun::star; - - -////////////////////////////////////////////////////////////////////////////// - -namespace dxcanvas -{ - class DXBitmap; - TextLayoutDrawHelper::TextLayoutDrawHelper( - const uno::Reference< rendering::XGraphicDevice >& xGraphicDevice ) : - mxGraphicDevice(xGraphicDevice) - { - } - - TextLayoutDrawHelper::~TextLayoutDrawHelper() - { - } - - void TextLayoutDrawHelper::drawText( - const GraphicsSharedPtr& rGraphics, - const ::com::sun::star::rendering::ViewState& rViewState, - const ::com::sun::star::rendering::RenderState& rRenderState, - const ::basegfx::B2ISize& rOutputOffset, - const ::com::sun::star::rendering::StringContext& rText, - const ::com::sun::star::uno::Sequence< double >& rLogicalAdvancements, - const ::com::sun::star::uno::Reference< - ::com::sun::star::rendering::XCanvasFont >& rCanvasFont, - const ::com::sun::star::geometry::Matrix2D& rFontMatrix, - bool bAlphaSurface ) - { - HDC hdc = rGraphics->GetHDC(); - - // issue an ReleaseHDC() when leaving the scope - const ::comphelper::ScopeGuard aGuard( - boost::bind( &Gdiplus::Graphics::ReleaseHDC, - rGraphics.get(), - hdc )); - - SystemGraphicsData aSystemGraphicsData; - aSystemGraphicsData.nSize = sizeof(SystemGraphicsData); - aSystemGraphicsData.hDC = reinterpret_cast< ::HDC >(hdc); - VirtualDevice aVirtualDevice(&aSystemGraphicsData, 0); - - // disable font antialiasing - GDI does not handle alpha - // surfaces properly. - if( bAlphaSurface ) - aVirtualDevice.SetAntialiasing(ANTIALIASING_DISABLE_TEXT); - - if(rText.Length) - { - sal_Bool test = mxGraphicDevice.is(); - ENSURE_OR_THROW( test, - "TextLayoutDrawHelper::drawText(): Invalid GraphicDevice" ); - - // set text color. Make sure to remove transparence part first. - Color aColor( COL_WHITE ); - - if( rRenderState.DeviceColor.getLength() > 2 ) - aColor = ::vcl::unotools::doubleSequenceToColor( - rRenderState.DeviceColor, - mxGraphicDevice->getDeviceColorSpace()); - aColor.SetTransparency(0); - aVirtualDevice.SetTextColor(aColor); - - // create the font - const ::com::sun::star::rendering::FontRequest& rFontRequest = rCanvasFont->getFontRequest(); - Font aFont( - rFontRequest.FontDescription.FamilyName, - rFontRequest.FontDescription.StyleName, - Size( 0, ::basegfx::fround(rFontRequest.CellSize))); - - aFont.SetAlign( ALIGN_BASELINE ); - aFont.SetCharSet( (rFontRequest.FontDescription.IsSymbolFont==com::sun::star::util::TriState_YES) ? RTL_TEXTENCODING_SYMBOL : RTL_TEXTENCODING_UNICODE ); - aFont.SetVertical( (rFontRequest.FontDescription.IsVertical==com::sun::star::util::TriState_YES) ? sal_True : sal_False ); - aFont.SetWeight( static_cast<FontWeight>(rFontRequest.FontDescription.FontDescription.Weight) ); - aFont.SetItalic( (rFontRequest.FontDescription.FontDescription.Letterform<=8) ? ITALIC_NONE : ITALIC_NORMAL ); - aFont.SetPitch( - rFontRequest.FontDescription.FontDescription.Proportion == rendering::PanoseProportion::MONO_SPACED - ? PITCH_FIXED : PITCH_VARIABLE); - - aFont.SetLanguage(MsLangId::convertLocaleToLanguage(rFontRequest.Locale)); - - // setup font color - aFont.SetColor( aColor ); - aFont.SetFillColor( aColor ); - - // adjust to stretched font - if(!::rtl::math::approxEqual(rFontMatrix.m00, rFontMatrix.m11)) - { - const Size aSize = aVirtualDevice.GetFontMetric( aFont ).GetSize(); - const double fDividend( rFontMatrix.m10 + rFontMatrix.m11 ); - double fStretch = (rFontMatrix.m00 + rFontMatrix.m01); - - if( !::basegfx::fTools::equalZero( fDividend) ) - fStretch /= fDividend; - - const sal_Int32 nNewWidth = ::basegfx::fround( aSize.Width() * fStretch ); - - aFont.SetWidth( nNewWidth ); - } - - // set font - aVirtualDevice.SetFont(aFont); - - // create world transformation matrix - ::basegfx::B2DHomMatrix aWorldTransform; - ::canvas::tools::mergeViewAndRenderTransform(aWorldTransform, rViewState, rRenderState); - - if(!rOutputOffset.equalZero()) - { - aWorldTransform.translate(rOutputOffset.getX(), rOutputOffset.getY()); - } - - // set ViewState clipping - if(rViewState.Clip.is()) - { - ::basegfx::B2DPolyPolygon aClipPoly(dxcanvas::tools::polyPolygonFromXPolyPolygon2D(rViewState.Clip)); - ::basegfx::B2DHomMatrix aMatrix; - ::basegfx::unotools::homMatrixFromAffineMatrix(aMatrix, rViewState.AffineTransform ); - - if(!rOutputOffset.equalZero()) - { - aMatrix.translate(rOutputOffset.getX(), rOutputOffset.getY()); - } - - aClipPoly.transform(aMatrix); - const Region& rClipRegion = Region(PolyPolygon(aClipPoly)); - aVirtualDevice.IntersectClipRegion(rClipRegion); - } - - if(rRenderState.Clip.is()) - { - ::basegfx::B2DPolyPolygon aClipPoly(dxcanvas::tools::polyPolygonFromXPolyPolygon2D(rRenderState.Clip)); - aClipPoly.transform(aWorldTransform); - const Region& rClipRegion = Region(PolyPolygon(aClipPoly)); - aVirtualDevice.IntersectClipRegion(rClipRegion); - } - - // set world transform - XFORM aXForm; - aXForm.eM11 = (FLOAT)aWorldTransform.get(0, 0); - aXForm.eM12 = (FLOAT)aWorldTransform.get(1, 0); - aXForm.eM21 = (FLOAT)aWorldTransform.get(0, 1); - aXForm.eM22 = (FLOAT)aWorldTransform.get(1, 1); - aXForm.eDx = (FLOAT)aWorldTransform.get(0, 2); - aXForm.eDy = (FLOAT)aWorldTransform.get(1, 2); - - // TODO(F3): This is NOT supported on 95/98/ME! - SetGraphicsMode(hdc, GM_ADVANCED); - SetTextAlign(hdc, TA_BASELINE); - SetWorldTransform(hdc, &aXForm); - - // use a empty StartPosition for text rendering - const Point aEmptyPoint(0, 0); - - // create the String - const String aText(rText.Text.getStr()); - - if( rLogicalAdvancements.getLength() ) - { - // create the DXArray - const sal_Int32 nLen( rLogicalAdvancements.getLength() ); - ::boost::scoped_array<sal_Int32> pDXArray( new sal_Int32[nLen] ); - for( sal_Int32 i=0; i<nLen; ++i ) - pDXArray[i] = basegfx::fround( rLogicalAdvancements[i] ); - - // draw the String - aVirtualDevice.DrawTextArray( aEmptyPoint, - aText, - pDXArray.get(), - (xub_StrLen)rText.StartPosition, - (xub_StrLen)rText.Length ); - } - else - { - // draw the String - aVirtualDevice.DrawText( aEmptyPoint, - aText, - (xub_StrLen)rText.StartPosition, - (xub_StrLen)rText.Length ); - } - } - } - - geometry::RealRectangle2D TextLayoutDrawHelper::queryTextBounds( const rendering::StringContext& rText, - const uno::Sequence< double >& rLogicalAdvancements, - const uno::Reference< rendering::XCanvasFont >& rCanvasFont, - const geometry::Matrix2D& rFontMatrix ) - { - if(!(rText.Length)) - return geometry::RealRectangle2D(); - - // TODO(F1): Fetching default screen DC here, will yield wrong - // metrics when e.g. formatting for a printer! - SystemGraphicsData aSystemGraphicsData; - aSystemGraphicsData.nSize = sizeof(SystemGraphicsData); - aSystemGraphicsData.hDC = reinterpret_cast< ::HDC >(GetDC( NULL )); - VirtualDevice aVirtualDevice(&aSystemGraphicsData, 0); - - // create the font - const ::com::sun::star::rendering::FontRequest& rFontRequest = rCanvasFont->getFontRequest(); - Font aFont( - rFontRequest.FontDescription.FamilyName, - rFontRequest.FontDescription.StyleName, - Size( 0, ::basegfx::fround(rFontRequest.CellSize))); - - aFont.SetAlign( ALIGN_BASELINE ); - aFont.SetCharSet( (rFontRequest.FontDescription.IsSymbolFont==com::sun::star::util::TriState_YES) ? RTL_TEXTENCODING_SYMBOL : RTL_TEXTENCODING_UNICODE ); - aFont.SetVertical( (rFontRequest.FontDescription.IsVertical==com::sun::star::util::TriState_YES) ? sal_True : sal_False ); - aFont.SetWeight( static_cast<FontWeight>(rFontRequest.FontDescription.FontDescription.Weight) ); - aFont.SetItalic( (rFontRequest.FontDescription.FontDescription.Letterform<=8) ? ITALIC_NONE : ITALIC_NORMAL ); - aFont.SetPitch( - rFontRequest.FontDescription.FontDescription.Proportion == rendering::PanoseProportion::MONO_SPACED - ? PITCH_FIXED : PITCH_VARIABLE); - - // adjust to stretched font - if(!::rtl::math::approxEqual(rFontMatrix.m00, rFontMatrix.m11)) - { - const Size aSize = aVirtualDevice.GetFontMetric( aFont ).GetSize(); - const double fDividend( rFontMatrix.m10 + rFontMatrix.m11 ); - double fStretch = (rFontMatrix.m00 + rFontMatrix.m01); - - if( !::basegfx::fTools::equalZero( fDividend) ) - fStretch /= fDividend; - - const sal_Int32 nNewWidth = ::basegfx::fround( aSize.Width() * fStretch ); - - aFont.SetWidth( nNewWidth ); - } - - // set font - aVirtualDevice.SetFont(aFont); - - // need metrics for Y offset, the XCanvas always renders - // relative to baseline - const ::FontMetric& aMetric( aVirtualDevice.GetFontMetric() ); - - const sal_Int32 nAboveBaseline( -aMetric.GetIntLeading() - aMetric.GetAscent() ); - const sal_Int32 nBelowBaseline( aMetric.GetDescent() ); - - if( rLogicalAdvancements.getLength() ) - { - return geometry::RealRectangle2D( 0, nAboveBaseline, - rLogicalAdvancements[ rLogicalAdvancements.getLength()-1 ], - nBelowBaseline ); - } - else - { - return geometry::RealRectangle2D( 0, nAboveBaseline, - aVirtualDevice.GetTextWidth( - rText.Text, - ::canvas::tools::numeric_cast<sal_uInt16>(rText.StartPosition), - ::canvas::tools::numeric_cast<sal_uInt16>(rText.Length) ), - nBelowBaseline ); - } - } -} - - -// eof - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |