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Diffstat (limited to 'svx/source/sdr/overlay/overlayobject.cxx')
| -rw-r--r-- | svx/source/sdr/overlay/overlayobject.cxx | 216 |
1 files changed, 216 insertions, 0 deletions
diff --git a/svx/source/sdr/overlay/overlayobject.cxx b/svx/source/sdr/overlay/overlayobject.cxx new file mode 100644 index 000000000000..049dfe2ecc4c --- /dev/null +++ b/svx/source/sdr/overlay/overlayobject.cxx @@ -0,0 +1,216 @@ +/************************************************************************* + * + * 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_svx.hxx" +#include <svx/sdr/overlay/overlayobject.hxx> +#include <svx/sdr/overlay/overlaymanager.hxx> +#include <tools/debug.hxx> +#include <basegfx/matrix/b2dhommatrix.hxx> +#include <basegfx/vector/b2dvector.hxx> +#include <vcl/outdev.hxx> +#include <vcl/salbtype.hxx> +#include <basegfx/polygon/b2dpolygon.hxx> +#include <basegfx/polygon/b2dpolypolygon.hxx> +#include <basegfx/polygon/b2dpolygontools.hxx> +#include <basegfx/polygon/b2dpolypolygontools.hxx> +#include <svx/sdr/contact/objectcontacttools.hxx> +#include <drawinglayer/primitive2d/polygonprimitive2d.hxx> + +////////////////////////////////////////////////////////////////////////////// + +namespace sdr +{ + namespace overlay + { + void OverlayObject::objectChange() + { + const basegfx::B2DRange aPreviousRange(maBaseRange); + maBaseRange.reset(); + setPrimitive2DSequence(drawinglayer::primitive2d::Primitive2DSequence()); + + if(getOverlayManager() && !aPreviousRange.isEmpty()) + { + getOverlayManager()->invalidateRange(aPreviousRange); + } + + const basegfx::B2DRange& rCurrentRange = getBaseRange(); + + if(getOverlayManager() && rCurrentRange != aPreviousRange && !rCurrentRange.isEmpty()) + { + getOverlayManager()->invalidateRange(rCurrentRange); + } + } + + // OverlayObject implementations. + drawinglayer::primitive2d::Primitive2DSequence OverlayObject::createOverlayObjectPrimitive2DSequence() + { + // Default implementation has to assert a missing implementation. It cannot + // be useful to have overlay object derivations which have no visualisation + // at all + OSL_ENSURE(false, "OverlayObject derivation without visualisation definition (missing createOverlayObjectPrimitive2DSequence implementation) (!)"); + return drawinglayer::primitive2d::Primitive2DSequence(); + } + + void OverlayObject::allowAntiAliase(bool bNew) + { + if(bNew != (bool)mbAllowsAntiAliase) + { + // remember new value + mbAllowsAntiAliase = bNew; + + // register change (after change) + objectChange(); + } + } + + OverlayObject::OverlayObject(Color aBaseColor) + : Event(0), + mpOverlayManager(0), + maBaseColor(aBaseColor), + mbIsVisible(true), + mbIsHittable(true), + mbAllowsAnimation(false), + mbAllowsAntiAliase(true) + { + } + + OverlayObject::~OverlayObject() + { + OSL_ENSURE(0 == getOverlayManager(), "OverlayObject is destructed which is still registered at OverlayManager (!)"); + } + + drawinglayer::primitive2d::Primitive2DSequence OverlayObject::getOverlayObjectPrimitive2DSequence() const + { + if(!getPrimitive2DSequence().hasElements()) + { + // no existing sequence; create one + const_cast< OverlayObject* >(this)->setPrimitive2DSequence( + const_cast< OverlayObject* >(this)->createOverlayObjectPrimitive2DSequence()); + } + + return getPrimitive2DSequence(); + } + + const basegfx::B2DRange& OverlayObject::getBaseRange() const + { + if(getOverlayManager() && maBaseRange.isEmpty()) + { + const drawinglayer::primitive2d::Primitive2DSequence& rSequence = getOverlayObjectPrimitive2DSequence(); + + if(rSequence.hasElements()) + { + const drawinglayer::geometry::ViewInformation2D aViewInformation2D(getOverlayManager()->getCurrentViewInformation2D()); + + const_cast< sdr::overlay::OverlayObject* >(this)->maBaseRange = + drawinglayer::primitive2d::getB2DRangeFromPrimitive2DSequence(rSequence, aViewInformation2D); + } + } + + return maBaseRange; + } + + void OverlayObject::setVisible(bool bNew) + { + if(bNew != (bool)mbIsVisible) + { + // remember new value + mbIsVisible = bNew; + + // register change (after change) + objectChange(); + } + } + + void OverlayObject::setHittable(bool bNew) + { + if(bNew != (bool)mbIsHittable) + { + // remember new value + mbIsHittable = bNew; + + // register change (after change) + objectChange(); + } + } + + void OverlayObject::setBaseColor(Color aNew) + { + if(aNew != maBaseColor) + { + // remember new value + maBaseColor = aNew; + + // register change (after change) + objectChange(); + } + } + + void OverlayObject::Trigger(sal_uInt32 /*nTime*/) + { + // default does not register again + } + + void OverlayObject::stripeDefinitionHasChanged() + { + // default does not need to do anything + } + } // end of namespace overlay +} // end of namespace sdr + +////////////////////////////////////////////////////////////////////////////// + +namespace sdr +{ + namespace overlay + { + OverlayObjectWithBasePosition::OverlayObjectWithBasePosition(const basegfx::B2DPoint& rBasePos, Color aBaseColor) + : OverlayObject(aBaseColor), + maBasePosition(rBasePos) + { + } + + OverlayObjectWithBasePosition::~OverlayObjectWithBasePosition() + { + } + + void OverlayObjectWithBasePosition::setBasePosition(const basegfx::B2DPoint& rNew) + { + if(rNew != maBasePosition) + { + // remember new value + maBasePosition = rNew; + + // register change (after change) + objectChange(); + } + } + } // end of namespace overlay +} // end of namespace sdr + +////////////////////////////////////////////////////////////////////////////// +// eof |