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Diffstat (limited to 'drawinglayer/source/primitive2d/unifiedtransparenceprimitive2d.cxx')
| -rw-r--r-- | drawinglayer/source/primitive2d/unifiedtransparenceprimitive2d.cxx | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/drawinglayer/source/primitive2d/unifiedtransparenceprimitive2d.cxx b/drawinglayer/source/primitive2d/unifiedtransparenceprimitive2d.cxx deleted file mode 100644 index cedb90b188..0000000000 --- a/drawinglayer/source/primitive2d/unifiedtransparenceprimitive2d.cxx +++ /dev/null @@ -1,133 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/************************************************************************* - * - * OpenOffice.org - a multi-platform office productivity suite - * - * The Contents of this file are made available subject to - * the terms of GNU Lesser General Public License Version 2.1. - * - * - * GNU Lesser General Public License Version 2.1 - * ============================================= - * Copyright 2005 by Sun Microsystems, Inc. - * 901 San Antonio Road, Palo Alto, CA 94303, USA - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License version 2.1, as published by the Free Software Foundation. - * - * This library 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 for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - ************************************************************************/ - -// MARKER(update_precomp.py): autogen include statement, do not remove -#include "precompiled_drawinglayer.hxx" - -#include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx> -#include <basegfx/polygon/b2dpolygon.hxx> -#include <basegfx/polygon/b2dpolygontools.hxx> -#include <basegfx/color/bcolor.hxx> -#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx> -#include <drawinglayer/primitive2d/transparenceprimitive2d.hxx> -#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx> -#include <drawinglayer/primitive2d/polygonprimitive2d.hxx> - -////////////////////////////////////////////////////////////////////////////// - -using namespace com::sun::star; - -////////////////////////////////////////////////////////////////////////////// - -namespace drawinglayer -{ - namespace primitive2d - { - UnifiedTransparencePrimitive2D::UnifiedTransparencePrimitive2D( - const Primitive2DSequence& rChildren, - double fTransparence) - : GroupPrimitive2D(rChildren), - mfTransparence(fTransparence) - { - } - - bool UnifiedTransparencePrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const - { - if(GroupPrimitive2D::operator==(rPrimitive)) - { - const UnifiedTransparencePrimitive2D& rCompare = (UnifiedTransparencePrimitive2D&)rPrimitive; - - return (getTransparence() == rCompare.getTransparence()); - } - - return false; - } - - basegfx::B2DRange UnifiedTransparencePrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const - { - // do not use the fallback to decomposition here since for a correct BoundRect we also - // need invisible (1.0 == getTransparence()) geometry; these would be deleted in the decomposition - return getB2DRangeFromPrimitive2DSequence(getChildren(), rViewInformation); - } - - Primitive2DSequence UnifiedTransparencePrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const - { - if(0.0 == getTransparence()) - { - // no transparence used, so just use the content - return getChildren(); - } - else if(getTransparence() > 0.0 && getTransparence() < 1.0) - { - // The idea is to create a TransparencePrimitive2D with transparent content using a fill color - // corresponding to the transparence value. Problem is that in most systems, the right - // and bottom pixel array is not filled when filling polygons, thus this would not - // always produce a complete transparent bitmap. There are some solutions: - // - // - Grow the used polygon range by one discrete unit in X and Y. This - // will make the decomposition view-dependent. - // - // - For all filled polygon renderings, dra wthe polygon outline extra. This - // would lead to unwanted side effects when using concatenated polygons. - // - // - At this decomposition, add a filled polygon and a hairline polygon. This - // solution stays view-independent. - // - // I will take the last one here. The small overhead of two primitives will only be - // used when UnifiedTransparencePrimitive2D is not handled directly. - const basegfx::B2DRange aPolygonRange(getB2DRangeFromPrimitive2DSequence(getChildren(), rViewInformation)); - const basegfx::B2DPolygon aPolygon(basegfx::tools::createPolygonFromRect(aPolygonRange)); - const basegfx::BColor aGray(getTransparence(), getTransparence(), getTransparence()); - Primitive2DSequence aTransparenceContent(2); - - aTransparenceContent[0] = Primitive2DReference(new PolyPolygonColorPrimitive2D(basegfx::B2DPolyPolygon(aPolygon), aGray)); - aTransparenceContent[1] = Primitive2DReference(new PolygonHairlinePrimitive2D(aPolygon, aGray)); - - // create sub-transparence group with a gray-colored rectangular fill polygon - const Primitive2DReference xRefB(new TransparencePrimitive2D(getChildren(), aTransparenceContent)); - return Primitive2DSequence(&xRefB, 1L); - } - else - { - // completely transparent or invalid definition, add nothing - return Primitive2DSequence(); - } - } - - // provide unique ID - ImplPrimitrive2DIDBlock(UnifiedTransparencePrimitive2D, PRIMITIVE2D_ID_UNIFIEDTRANSPARENCEPRIMITIVE2D) - - } // end of namespace primitive2d -} // end of namespace drawinglayer - -////////////////////////////////////////////////////////////////////////////// -// eof - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |