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Diffstat (limited to 'vcl/source/outdev/outdevstate.cxx')
| -rw-r--r-- | vcl/source/outdev/outdevstate.cxx | 609 |
1 files changed, 609 insertions, 0 deletions
diff --git a/vcl/source/outdev/outdevstate.cxx b/vcl/source/outdev/outdevstate.cxx new file mode 100644 index 000000000..a9ca52d94 --- /dev/null +++ b/vcl/source/outdev/outdevstate.cxx @@ -0,0 +1,609 @@ +/* -*- 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 . + */ + +#include <sal/config.h> +#include <sal/log.hxx> + +#include <tools/debug.hxx> +#include <vcl/gdimtf.hxx> +#include <vcl/metaact.hxx> +#include <vcl/outdevstate.hxx> +#include <vcl/virdev.hxx> +#include <vcl/settings.hxx> + +#include <outdev.h> +#include <outdata.hxx> +#include <salgdi.hxx> + +OutDevState::OutDevState() + : mbMapActive(false) + , meTextAlign(ALIGN_TOP) + , meRasterOp(RasterOp::OverPaint) + , mnTextLayoutMode(ComplexTextLayoutFlags::Default) + , meTextLanguage(0) + , mnFlags(PushFlags::NONE) +{ +} + +OutDevState::OutDevState(OutDevState&&) = default; + +OutDevState::~OutDevState() +{ + mpLineColor.reset(); + mpFillColor.reset(); + mpFont.reset(); + mpTextColor.reset(); + mpTextFillColor.reset(); + mpTextLineColor.reset(); + mpOverlineColor.reset(); + mpMapMode.reset(); + mpClipRegion.reset(); + mpRefPoint.reset(); +} + +void OutputDevice::Push( PushFlags nFlags ) +{ + + if ( mpMetaFile ) + mpMetaFile->AddAction( new MetaPushAction( nFlags ) ); + + maOutDevStateStack.emplace_back(); + OutDevState& rState = maOutDevStateStack.back(); + + rState.mnFlags = nFlags; + + if (nFlags & PushFlags::LINECOLOR && mbLineColor) + { + rState.mpLineColor = maLineColor; + } + if (nFlags & PushFlags::FILLCOLOR && mbFillColor) + { + rState.mpFillColor = maFillColor; + } + if ( nFlags & PushFlags::FONT ) + rState.mpFont.reset( new vcl::Font( maFont ) ); + if ( nFlags & PushFlags::TEXTCOLOR ) + rState.mpTextColor = GetTextColor(); + if (nFlags & PushFlags::TEXTFILLCOLOR && IsTextFillColor()) + { + rState.mpTextFillColor = GetTextFillColor(); + } + if (nFlags & PushFlags::TEXTLINECOLOR && IsTextLineColor()) + { + rState.mpTextLineColor = GetTextLineColor(); + } + if (nFlags & PushFlags::OVERLINECOLOR && IsOverlineColor()) + { + rState.mpOverlineColor = GetOverlineColor(); + } + if ( nFlags & PushFlags::TEXTALIGN ) + rState.meTextAlign = GetTextAlign(); + if( nFlags & PushFlags::TEXTLAYOUTMODE ) + rState.mnTextLayoutMode = GetLayoutMode(); + if( nFlags & PushFlags::TEXTLANGUAGE ) + rState.meTextLanguage = GetDigitLanguage(); + if ( nFlags & PushFlags::RASTEROP ) + rState.meRasterOp = GetRasterOp(); + if ( nFlags & PushFlags::MAPMODE ) + { + rState.mpMapMode = maMapMode; + rState.mbMapActive = mbMap; + } + if (nFlags & PushFlags::CLIPREGION && mbClipRegion) + { + rState.mpClipRegion.reset( new vcl::Region( maRegion ) ); + } + if (nFlags & PushFlags::REFPOINT && mbRefPoint) + { + rState.mpRefPoint = maRefPoint; + } + + if( mpAlphaVDev ) + mpAlphaVDev->Push(); +} + +void OutputDevice::Pop() +{ + + if( mpMetaFile ) + mpMetaFile->AddAction( new MetaPopAction() ); + + GDIMetaFile* pOldMetaFile = mpMetaFile; + mpMetaFile = nullptr; + + if ( maOutDevStateStack.empty() ) + { + SAL_WARN( "vcl.gdi", "OutputDevice::Pop() without OutputDevice::Push()" ); + return; + } + const OutDevState& rState = maOutDevStateStack.back(); + + if( mpAlphaVDev ) + mpAlphaVDev->Pop(); + + if ( rState.mnFlags & PushFlags::LINECOLOR ) + { + if ( rState.mpLineColor ) + SetLineColor( *rState.mpLineColor ); + else + SetLineColor(); + } + + if ( rState.mnFlags & PushFlags::FILLCOLOR ) + { + if ( rState.mpFillColor ) + SetFillColor( *rState.mpFillColor ); + else + SetFillColor(); + } + + if ( rState.mnFlags & PushFlags::FONT ) + SetFont( *rState.mpFont ); + + if ( rState.mnFlags & PushFlags::TEXTCOLOR ) + SetTextColor( *rState.mpTextColor ); + + if ( rState.mnFlags & PushFlags::TEXTFILLCOLOR ) + { + if ( rState.mpTextFillColor ) + SetTextFillColor( *rState.mpTextFillColor ); + else + SetTextFillColor(); + } + + if ( rState.mnFlags & PushFlags::TEXTLINECOLOR ) + { + if ( rState.mpTextLineColor ) + SetTextLineColor( *rState.mpTextLineColor ); + else + SetTextLineColor(); + } + + if ( rState.mnFlags & PushFlags::OVERLINECOLOR ) + { + if ( rState.mpOverlineColor ) + SetOverlineColor( *rState.mpOverlineColor ); + else + SetOverlineColor(); + } + + if ( rState.mnFlags & PushFlags::TEXTALIGN ) + SetTextAlign( rState.meTextAlign ); + + if( rState.mnFlags & PushFlags::TEXTLAYOUTMODE ) + SetLayoutMode( rState.mnTextLayoutMode ); + + if( rState.mnFlags & PushFlags::TEXTLANGUAGE ) + SetDigitLanguage( rState.meTextLanguage ); + + if ( rState.mnFlags & PushFlags::RASTEROP ) + SetRasterOp( rState.meRasterOp ); + + if ( rState.mnFlags & PushFlags::MAPMODE ) + { + if ( rState.mpMapMode ) + SetMapMode( *rState.mpMapMode ); + else + SetMapMode(); + mbMap = rState.mbMapActive; + } + + if ( rState.mnFlags & PushFlags::CLIPREGION ) + SetDeviceClipRegion( rState.mpClipRegion.get() ); + + if ( rState.mnFlags & PushFlags::REFPOINT ) + { + if ( rState.mpRefPoint ) + SetRefPoint( *rState.mpRefPoint ); + else + SetRefPoint(); + } + + maOutDevStateStack.pop_back(); + + mpMetaFile = pOldMetaFile; +} + +sal_uInt32 OutputDevice::GetGCStackDepth() const +{ + return maOutDevStateStack.size(); +} + +void OutputDevice::ClearStack() +{ + sal_uInt32 nCount = GetGCStackDepth(); + while( nCount-- ) + Pop(); +} + +void OutputDevice::EnableOutput( bool bEnable ) +{ + mbOutput = bEnable; + + if( mpAlphaVDev ) + mpAlphaVDev->EnableOutput( bEnable ); +} + +void OutputDevice::SetAntialiasing( AntialiasingFlags nMode ) +{ + if ( mnAntialiasing != nMode ) + { + mnAntialiasing = nMode; + mbInitFont = true; + + if(mpGraphics) + { + mpGraphics->setAntiAliasB2DDraw(bool(mnAntialiasing & AntialiasingFlags::EnableB2dDraw)); + } + } + + if( mpAlphaVDev ) + mpAlphaVDev->SetAntialiasing( nMode ); +} + +void OutputDevice::SetDrawMode( DrawModeFlags nDrawMode ) +{ + + mnDrawMode = nDrawMode; + + if( mpAlphaVDev ) + mpAlphaVDev->SetDrawMode( nDrawMode ); +} + +void OutputDevice::SetLayoutMode( ComplexTextLayoutFlags nTextLayoutMode ) +{ + if( mpMetaFile ) + mpMetaFile->AddAction( new MetaLayoutModeAction( nTextLayoutMode ) ); + + mnTextLayoutMode = nTextLayoutMode; + + if( mpAlphaVDev ) + mpAlphaVDev->SetLayoutMode( nTextLayoutMode ); +} + +void OutputDevice::SetDigitLanguage( LanguageType eTextLanguage ) +{ + if( mpMetaFile ) + mpMetaFile->AddAction( new MetaTextLanguageAction( eTextLanguage ) ); + + meTextLanguage = eTextLanguage; + + if( mpAlphaVDev ) + mpAlphaVDev->SetDigitLanguage( eTextLanguage ); +} + +void OutputDevice::SetRasterOp( RasterOp eRasterOp ) +{ + + if ( mpMetaFile ) + mpMetaFile->AddAction( new MetaRasterOpAction( eRasterOp ) ); + + if ( meRasterOp != eRasterOp ) + { + meRasterOp = eRasterOp; + mbInitLineColor = mbInitFillColor = true; + + if( mpGraphics || AcquireGraphics() ) + mpGraphics->SetXORMode( (RasterOp::Invert == meRasterOp) || (RasterOp::Xor == meRasterOp), RasterOp::Invert == meRasterOp ); + } + + if( mpAlphaVDev ) + mpAlphaVDev->SetRasterOp( eRasterOp ); +} + + +void OutputDevice::SetFillColor() +{ + + if ( mpMetaFile ) + mpMetaFile->AddAction( new MetaFillColorAction( Color(), false ) ); + + if ( mbFillColor ) + { + mbInitFillColor = true; + mbFillColor = false; + maFillColor = COL_TRANSPARENT; + } + + if( mpAlphaVDev ) + mpAlphaVDev->SetFillColor(); +} + +void OutputDevice::SetFillColor( const Color& rColor ) +{ + + Color aColor( rColor ); + + if( mnDrawMode & ( DrawModeFlags::BlackFill | DrawModeFlags::WhiteFill | + DrawModeFlags::GrayFill | DrawModeFlags::NoFill | + DrawModeFlags::SettingsFill ) ) + { + if( !ImplIsColorTransparent( aColor ) ) + { + if( mnDrawMode & DrawModeFlags::BlackFill ) + { + aColor = COL_BLACK; + } + else if( mnDrawMode & DrawModeFlags::WhiteFill ) + { + aColor = COL_WHITE; + } + else if( mnDrawMode & DrawModeFlags::GrayFill ) + { + const sal_uInt8 cLum = aColor.GetLuminance(); + aColor = Color( cLum, cLum, cLum ); + } + else if( mnDrawMode & DrawModeFlags::NoFill ) + { + aColor = COL_TRANSPARENT; + } + else if( mnDrawMode & DrawModeFlags::SettingsFill ) + { + aColor = GetSettings().GetStyleSettings().GetWindowColor(); + } + } + } + + if ( mpMetaFile ) + mpMetaFile->AddAction( new MetaFillColorAction( aColor, true ) ); + + if ( ImplIsColorTransparent( aColor ) ) + { + if ( mbFillColor ) + { + mbInitFillColor = true; + mbFillColor = false; + maFillColor = COL_TRANSPARENT; + } + } + else + { + if ( maFillColor != aColor ) + { + mbInitFillColor = true; + mbFillColor = true; + maFillColor = aColor; + } + } + + if( mpAlphaVDev ) + mpAlphaVDev->SetFillColor( COL_BLACK ); +} + +void OutputDevice::SetLineColor() +{ + + if ( mpMetaFile ) + mpMetaFile->AddAction( new MetaLineColorAction( Color(), false ) ); + + if ( mbLineColor ) + { + mbInitLineColor = true; + mbLineColor = false; + maLineColor = COL_TRANSPARENT; + } + + if( mpAlphaVDev ) + mpAlphaVDev->SetLineColor(); +} + +void OutputDevice::SetLineColor( const Color& rColor ) +{ + + Color aColor = ImplDrawModeToColor( rColor ); + + if( mpMetaFile ) + mpMetaFile->AddAction( new MetaLineColorAction( aColor, true ) ); + + if( ImplIsColorTransparent( aColor ) ) + { + if ( mbLineColor ) + { + mbInitLineColor = true; + mbLineColor = false; + maLineColor = COL_TRANSPARENT; + } + } + else + { + if( maLineColor != aColor ) + { + mbInitLineColor = true; + mbLineColor = true; + maLineColor = aColor; + } + } + + if( mpAlphaVDev ) + mpAlphaVDev->SetLineColor( COL_BLACK ); +} + +void OutputDevice::SetBackground() +{ + + maBackground = Wallpaper(); + mbBackground = false; + + if( mpAlphaVDev ) + mpAlphaVDev->SetBackground(); +} + +void OutputDevice::SetBackground( const Wallpaper& rBackground ) +{ + + maBackground = rBackground; + + if( rBackground.GetStyle() == WallpaperStyle::NONE ) + mbBackground = false; + else + mbBackground = true; + + if( mpAlphaVDev ) + mpAlphaVDev->SetBackground( rBackground ); +} + +void OutputDevice::SetFont( const vcl::Font& rNewFont ) +{ + + vcl::Font aFont( rNewFont ); + if ( mnDrawMode & (DrawModeFlags::BlackText | DrawModeFlags::WhiteText | DrawModeFlags::GrayText | DrawModeFlags::SettingsText | + DrawModeFlags::BlackFill | DrawModeFlags::WhiteFill | DrawModeFlags::GrayFill | DrawModeFlags::NoFill | + DrawModeFlags::SettingsFill ) ) + { + Color aTextColor( aFont.GetColor() ); + + if ( mnDrawMode & DrawModeFlags::BlackText ) + aTextColor = COL_BLACK; + else if ( mnDrawMode & DrawModeFlags::WhiteText ) + aTextColor = COL_WHITE; + else if ( mnDrawMode & DrawModeFlags::GrayText ) + { + const sal_uInt8 cLum = aTextColor.GetLuminance(); + aTextColor = Color( cLum, cLum, cLum ); + } + else if ( mnDrawMode & DrawModeFlags::SettingsText ) + aTextColor = GetSettings().GetStyleSettings().GetFontColor(); + + aFont.SetColor( aTextColor ); + + bool bTransFill = aFont.IsTransparent(); + if ( !bTransFill ) + { + Color aTextFillColor( aFont.GetFillColor() ); + + if ( mnDrawMode & DrawModeFlags::BlackFill ) + aTextFillColor = COL_BLACK; + else if ( mnDrawMode & DrawModeFlags::WhiteFill ) + aTextFillColor = COL_WHITE; + else if ( mnDrawMode & DrawModeFlags::GrayFill ) + { + const sal_uInt8 cLum = aTextFillColor.GetLuminance(); + aTextFillColor = Color( cLum, cLum, cLum ); + } + else if( mnDrawMode & DrawModeFlags::SettingsFill ) + aTextFillColor = GetSettings().GetStyleSettings().GetWindowColor(); + else if ( mnDrawMode & DrawModeFlags::NoFill ) + { + aTextFillColor = COL_TRANSPARENT; + } + + aFont.SetFillColor( aTextFillColor ); + } + } + + if ( mpMetaFile ) + { + mpMetaFile->AddAction( new MetaFontAction( aFont ) ); + // the color and alignment actions don't belong here + // TODO: get rid of them without breaking anything... + mpMetaFile->AddAction( new MetaTextAlignAction( aFont.GetAlignment() ) ); + mpMetaFile->AddAction( new MetaTextFillColorAction( aFont.GetFillColor(), !aFont.IsTransparent() ) ); + } + + if ( !maFont.IsSameInstance( aFont ) ) + { + // Optimization MT/HDU: COL_TRANSPARENT means SetFont should ignore the font color, + // because SetTextColor() is used for this. + // #i28759# maTextColor might have been changed behind our back, commit then, too. + if( aFont.GetColor() != COL_TRANSPARENT + && (aFont.GetColor() != maFont.GetColor() || aFont.GetColor() != maTextColor ) ) + { + maTextColor = aFont.GetColor(); + mbInitTextColor = true; + if( mpMetaFile ) + mpMetaFile->AddAction( new MetaTextColorAction( aFont.GetColor() ) ); + } + maFont = aFont; + mbNewFont = true; + + if( mpAlphaVDev ) + { + // #i30463# + // Since SetFont might change the text color, apply that only + // selectively to alpha vdev (which normally paints opaque text + // with COL_BLACK) + if( aFont.GetColor() != COL_TRANSPARENT ) + { + mpAlphaVDev->SetTextColor( COL_BLACK ); + aFont.SetColor( COL_TRANSPARENT ); + } + + mpAlphaVDev->SetFont( aFont ); + } + } +} + + +void OutputDevice::InitLineColor() +{ + DBG_TESTSOLARMUTEX(); + + if( mbLineColor ) + { + if( RasterOp::N0 == meRasterOp ) + mpGraphics->SetROPLineColor( SalROPColor::N0 ); + else if( RasterOp::N1 == meRasterOp ) + mpGraphics->SetROPLineColor( SalROPColor::N1 ); + else if( RasterOp::Invert == meRasterOp ) + mpGraphics->SetROPLineColor( SalROPColor::Invert ); + else + mpGraphics->SetLineColor( maLineColor ); + } + else + mpGraphics->SetLineColor(); + + mbInitLineColor = false; +} + + +void OutputDevice::InitFillColor() +{ + DBG_TESTSOLARMUTEX(); + + if( mbFillColor ) + { + if( RasterOp::N0 == meRasterOp ) + mpGraphics->SetROPFillColor( SalROPColor::N0 ); + else if( RasterOp::N1 == meRasterOp ) + mpGraphics->SetROPFillColor( SalROPColor::N1 ); + else if( RasterOp::Invert == meRasterOp ) + mpGraphics->SetROPFillColor( SalROPColor::Invert ); + else + mpGraphics->SetFillColor( maFillColor ); + } + else + mpGraphics->SetFillColor(); + + mbInitFillColor = false; +} + +void OutputDevice::ImplReleaseFonts() +{ + mpGraphics->ReleaseFonts(); + + mbNewFont = true; + mbInitFont = true; + + mpFontInstance.clear(); + mpDeviceFontList.reset(); + mpDeviceFontSizeList.reset(); +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |