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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /vcl/source/gdi/impanmvw.cxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vcl/source/gdi/impanmvw.cxx')
-rw-r--r--vcl/source/gdi/impanmvw.cxx324
1 files changed, 324 insertions, 0 deletions
diff --git a/vcl/source/gdi/impanmvw.cxx b/vcl/source/gdi/impanmvw.cxx
new file mode 100644
index 000000000..00a02912a
--- /dev/null
+++ b/vcl/source/gdi/impanmvw.cxx
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+/* -*- 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 <memory>
+#include <impanmvw.hxx>
+
+#include <vcl/virdev.hxx>
+#include <vcl/window.hxx>
+#include <tools/helpers.hxx>
+
+#include <window.h>
+
+ImplAnimView::ImplAnimView( Animation* pParent, OutputDevice* pOut,
+ const Point& rPt, const Size& rSz,
+ sal_uLong nExtraData,
+ OutputDevice* pFirstFrameOutDev ) :
+ mpParent ( pParent ),
+ mpRenderContext ( pFirstFrameOutDev ? pFirstFrameOutDev : pOut ),
+ mnExtraData ( nExtraData ),
+ maPt ( rPt ),
+ maSz ( rSz ),
+ maSzPix ( mpRenderContext->LogicToPixel( maSz ) ),
+ maClip ( mpRenderContext->GetClipRegion() ),
+ mpBackground ( VclPtr<VirtualDevice>::Create() ),
+ mpRestore ( VclPtr<VirtualDevice>::Create() ),
+ mnActPos ( 0 ),
+ meLastDisposal ( Disposal::Back ),
+ mbIsPaused ( false ),
+ mbIsMarked ( false ),
+ mbIsMirroredHorizontally ( maSz.Width() < 0 ),
+ mbIsMirroredVertically ( maSz.Height() < 0 )
+{
+ Animation::ImplIncAnimCount();
+
+ // Mirrored horizontally?
+ if( mbIsMirroredHorizontally )
+ {
+ maDispPt.setX( maPt.X() + maSz.Width() + 1 );
+ maDispSz.setWidth( -maSz.Width() );
+ maSzPix.setWidth( -maSzPix.Width() );
+ }
+ else
+ {
+ maDispPt.setX( maPt.X() );
+ maDispSz.setWidth( maSz.Width() );
+ }
+
+ // Mirrored vertically?
+ if( mbIsMirroredVertically )
+ {
+ maDispPt.setY( maPt.Y() + maSz.Height() + 1 );
+ maDispSz.setHeight( -maSz.Height() );
+ maSzPix.setHeight( -maSzPix.Height() );
+ }
+ else
+ {
+ maDispPt.setY( maPt.Y() );
+ maDispSz.setHeight( maSz.Height() );
+ }
+
+ // save background
+ mpBackground->SetOutputSizePixel( maSzPix );
+ mpRenderContext->SaveBackground(*mpBackground, maDispPt, maDispSz, maSzPix);
+
+ // Initialize drawing to actual position
+ drawToPos( mpParent->ImplGetCurPos() );
+
+ // If first frame OutputDevice is set, update variables now for real OutputDevice
+ if( pFirstFrameOutDev )
+ {
+ mpRenderContext = pOut;
+ maClip = mpRenderContext->GetClipRegion();
+ }
+}
+
+ImplAnimView::~ImplAnimView()
+{
+ mpBackground.disposeAndClear();
+ mpRestore.disposeAndClear();
+
+ Animation::ImplDecAnimCount();
+}
+
+bool ImplAnimView::matches(const OutputDevice* pOut, tools::Long nExtraData) const
+{
+ return (!pOut || pOut == mpRenderContext) && (nExtraData == 0 || nExtraData == mnExtraData);
+}
+
+void ImplAnimView::getPosSize( const AnimationBitmap& rAnimationBitmap, Point& rPosPix, Size& rSizePix )
+{
+ const Size& rAnmSize = mpParent->GetDisplaySizePixel();
+ Point aPt2( rAnimationBitmap.maPositionPixel.X() + rAnimationBitmap.maSizePixel.Width() - 1,
+ rAnimationBitmap.maPositionPixel.Y() + rAnimationBitmap.maSizePixel.Height() - 1 );
+ double fFactX, fFactY;
+
+ // calculate x scaling
+ if( rAnmSize.Width() > 1 )
+ fFactX = static_cast<double>( maSzPix.Width() - 1 ) / ( rAnmSize.Width() - 1 );
+ else
+ fFactX = 1.0;
+
+ // calculate y scaling
+ if( rAnmSize.Height() > 1 )
+ fFactY = static_cast<double>( maSzPix.Height() - 1 ) / ( rAnmSize.Height() - 1 );
+ else
+ fFactY = 1.0;
+
+ rPosPix.setX( FRound( rAnimationBitmap.maPositionPixel.X() * fFactX ) );
+ rPosPix.setY( FRound( rAnimationBitmap.maPositionPixel.Y() * fFactY ) );
+
+ aPt2.setX( FRound( aPt2.X() * fFactX ) );
+ aPt2.setY( FRound( aPt2.Y() * fFactY ) );
+
+ rSizePix.setWidth( aPt2.X() - rPosPix.X() + 1 );
+ rSizePix.setHeight( aPt2.Y() - rPosPix.Y() + 1 );
+
+ // Mirrored horizontally?
+ if( mbIsMirroredHorizontally )
+ rPosPix.setX( maSzPix.Width() - 1 - aPt2.X() );
+
+ // Mirrored vertically?
+ if( mbIsMirroredVertically )
+ rPosPix.setY( maSzPix.Height() - 1 - aPt2.Y() );
+}
+
+void ImplAnimView::drawToPos( sal_uLong nPos )
+{
+ VclPtr<vcl::RenderContext> pRenderContext = mpRenderContext;
+
+ vcl::PaintBufferGuardPtr pGuard;
+ if (mpRenderContext->GetOutDevType() == OUTDEV_WINDOW)
+ {
+ vcl::Window* pWindow = static_cast<vcl::WindowOutputDevice*>(mpRenderContext.get())->GetOwnerWindow();
+ pGuard.reset(new vcl::PaintBufferGuard(pWindow->ImplGetWindowImpl()->mpFrameData, pWindow));
+ pRenderContext = pGuard->GetRenderContext();
+ }
+
+ ScopedVclPtrInstance<VirtualDevice> aVDev;
+ std::optional<vcl::Region> xOldClip;
+ if (!maClip.IsNull())
+ xOldClip = pRenderContext->GetClipRegion();
+
+ aVDev->SetOutputSizePixel( maSzPix, false );
+ nPos = std::min( nPos, static_cast<sal_uLong>(mpParent->Count()) - 1 );
+
+ for( sal_uLong i = 0; i <= nPos; i++ )
+ draw( i, aVDev.get() );
+
+ if (xOldClip)
+ pRenderContext->SetClipRegion( maClip );
+
+ pRenderContext->DrawOutDev( maDispPt, maDispSz, Point(), maSzPix, *aVDev );
+ if (pGuard)
+ pGuard->SetPaintRect(tools::Rectangle(maDispPt, maDispSz));
+
+ if (xOldClip)
+ pRenderContext->SetClipRegion(*xOldClip);
+}
+
+void ImplAnimView::draw( sal_uLong nPos, VirtualDevice* pVDev )
+{
+ VclPtr<vcl::RenderContext> pRenderContext = mpRenderContext;
+
+ vcl::PaintBufferGuardPtr pGuard;
+ if (!pVDev && mpRenderContext->GetOutDevType() == OUTDEV_WINDOW)
+ {
+ vcl::Window* pWindow = static_cast<vcl::WindowOutputDevice*>(mpRenderContext.get())->GetOwnerWindow();
+ pGuard.reset(new vcl::PaintBufferGuard(pWindow->ImplGetWindowImpl()->mpFrameData, pWindow));
+ pRenderContext = pGuard->GetRenderContext();
+ }
+
+ tools::Rectangle aOutRect( pRenderContext->PixelToLogic( Point() ), pRenderContext->GetOutputSize() );
+
+ // check, if output lies out of display
+ if( aOutRect.Intersection( tools::Rectangle( maDispPt, maDispSz ) ).IsEmpty() )
+ setMarked( true );
+ else if( !mbIsPaused )
+ {
+ VclPtr<VirtualDevice> pDev;
+ Point aPosPix;
+ Point aBmpPosPix;
+ Size aSizePix;
+ Size aBmpSizePix;
+ const sal_uLong nLastPos = mpParent->Count() - 1;
+ mnActPos = std::min( nPos, nLastPos );
+ const AnimationBitmap& rAnimationBitmap = mpParent->Get( static_cast<sal_uInt16>( mnActPos ) );
+
+ getPosSize( rAnimationBitmap, aPosPix, aSizePix );
+
+ // Mirrored horizontally?
+ if( mbIsMirroredHorizontally )
+ {
+ aBmpPosPix.setX( aPosPix.X() + aSizePix.Width() - 1 );
+ aBmpSizePix.setWidth( -aSizePix.Width() );
+ }
+ else
+ {
+ aBmpPosPix.setX( aPosPix.X() );
+ aBmpSizePix.setWidth( aSizePix.Width() );
+ }
+
+ // Mirrored vertically?
+ if( mbIsMirroredVertically )
+ {
+ aBmpPosPix.setY( aPosPix.Y() + aSizePix.Height() - 1 );
+ aBmpSizePix.setHeight( -aSizePix.Height() );
+ }
+ else
+ {
+ aBmpPosPix.setY( aPosPix.Y() );
+ aBmpSizePix.setHeight( aSizePix.Height() );
+ }
+
+ // get output device
+ if( !pVDev )
+ {
+ pDev = VclPtr<VirtualDevice>::Create();
+ pDev->SetOutputSizePixel( maSzPix, false );
+ pDev->DrawOutDev( Point(), maSzPix, maDispPt, maDispSz, *pRenderContext );
+ }
+ else
+ pDev = pVDev;
+
+ // restore background after each run
+ if( !nPos )
+ {
+ meLastDisposal = Disposal::Back;
+ maRestPt = Point();
+ maRestSz = maSzPix;
+ }
+
+ // restore
+ if( ( Disposal::Not != meLastDisposal ) && maRestSz.Width() && maRestSz.Height() )
+ {
+ if( Disposal::Back == meLastDisposal )
+ pDev->DrawOutDev( maRestPt, maRestSz, maRestPt, maRestSz, *mpBackground );
+ else
+ pDev->DrawOutDev( maRestPt, maRestSz, Point(), maRestSz, *mpRestore );
+ }
+
+ meLastDisposal = rAnimationBitmap.meDisposal;
+ maRestPt = aPosPix;
+ maRestSz = aSizePix;
+
+ // What do we need to restore the next time?
+ // Put it into a bitmap if needed, else delete
+ // SaveBitmap to conserve memory
+ if( ( meLastDisposal == Disposal::Back ) || ( meLastDisposal == Disposal::Not ) )
+ mpRestore->SetOutputSizePixel( Size( 1, 1 ), false );
+ else
+ {
+ mpRestore->SetOutputSizePixel( maRestSz, false );
+ mpRestore->DrawOutDev( Point(), maRestSz, aPosPix, aSizePix, *pDev );
+ }
+
+ pDev->DrawBitmapEx( aBmpPosPix, aBmpSizePix, rAnimationBitmap.maBitmapEx );
+
+ if( !pVDev )
+ {
+ std::optional<vcl::Region> xOldClip;
+ if (!maClip.IsNull())
+ xOldClip = pRenderContext->GetClipRegion();
+
+ if (xOldClip)
+ pRenderContext->SetClipRegion( maClip );
+
+ pRenderContext->DrawOutDev( maDispPt, maDispSz, Point(), maSzPix, *pDev );
+ if (pGuard)
+ pGuard->SetPaintRect(tools::Rectangle(maDispPt, maDispSz));
+
+ if( xOldClip)
+ {
+ pRenderContext->SetClipRegion(*xOldClip);
+ xOldClip.reset();
+ }
+
+ pDev.disposeAndClear();
+ pRenderContext->Flush();
+ }
+ }
+}
+
+void ImplAnimView::repaint()
+{
+ const bool bOldPause = mbIsPaused;
+
+ mpRenderContext->SaveBackground(*mpBackground, maDispPt, maDispSz, maSzPix);
+
+ mbIsPaused = false;
+ drawToPos( mnActPos );
+ mbIsPaused = bOldPause;
+}
+
+AInfo* ImplAnimView::createAInfo() const
+{
+ AInfo* pAInfo = new AInfo;
+
+ pAInfo->aStartOrg = maPt;
+ pAInfo->aStartSize = maSz;
+ pAInfo->pOutDev = mpRenderContext;
+ pAInfo->pViewData = const_cast<ImplAnimView *>(this);
+ pAInfo->nExtraData = mnExtraData;
+ pAInfo->bPause = mbIsPaused;
+
+ return pAInfo;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */