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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
commit | 940b4d1848e8c70ab7642901a68594e8016caffc (patch) | |
tree | eb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /drawinglayer/source/primitive2d/discretebitmapprimitive2d.cxx | |
parent | Initial commit. (diff) | |
download | libreoffice-upstream.tar.xz libreoffice-upstream.zip |
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | drawinglayer/source/primitive2d/discretebitmapprimitive2d.cxx | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/drawinglayer/source/primitive2d/discretebitmapprimitive2d.cxx b/drawinglayer/source/primitive2d/discretebitmapprimitive2d.cxx new file mode 100644 index 000000000..17d6f2301 --- /dev/null +++ b/drawinglayer/source/primitive2d/discretebitmapprimitive2d.cxx @@ -0,0 +1,100 @@ +/* -*- 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 <drawinglayer/primitive2d/discretebitmapprimitive2d.hxx> +#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx> +#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx> +#include <toolkit/helper/vclunohelper.hxx> + + +namespace drawinglayer::primitive2d +{ + void DiscreteBitmapPrimitive2D::create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& /*rViewInformation*/) const + { + // use getViewTransformation() and getObjectTransformation() from + // ObjectAndViewTransformationDependentPrimitive2D to create a BitmapPrimitive2D + // with the correct mapping + + if(getBitmapEx().IsEmpty()) + return; + + // get discrete size + const Size& rSizePixel = getBitmapEx().GetSizePixel(); + const basegfx::B2DVector aDiscreteSize(rSizePixel.Width(), rSizePixel.Height()); + + // get inverse ViewTransformation + basegfx::B2DHomMatrix aInverseViewTransformation(getViewTransformation()); + aInverseViewTransformation.invert(); + + // get size and position in world coordinates + const basegfx::B2DVector aWorldSize(aInverseViewTransformation * aDiscreteSize); + const basegfx::B2DPoint aWorldTopLeft(getObjectTransformation() * getTopLeft()); + + // build object matrix in world coordinates so that the top-left + // position remains, but possible transformations (e.g. rotations) + // in the ObjectToView stack remain and get correctly applied + basegfx::B2DHomMatrix aObjectTransform; + + aObjectTransform.set(0, 0, aWorldSize.getX()); + aObjectTransform.set(1, 1, aWorldSize.getY()); + aObjectTransform.set(0, 2, aWorldTopLeft.getX()); + aObjectTransform.set(1, 2, aWorldTopLeft.getY()); + + // get inverse ObjectTransformation + basegfx::B2DHomMatrix aInverseObjectTransformation(getObjectTransformation()); + aInverseObjectTransformation.invert(); + + // transform to object coordinate system + aObjectTransform = aInverseObjectTransformation * aObjectTransform; + + // create BitmapPrimitive2D with now object-local coordinate data + rContainer.push_back( + new BitmapPrimitive2D( + VCLUnoHelper::CreateVCLXBitmap(getBitmapEx()), + aObjectTransform)); + } + + DiscreteBitmapPrimitive2D::DiscreteBitmapPrimitive2D( + const BitmapEx& rBitmapEx, + const basegfx::B2DPoint& rTopLeft) + : ObjectAndViewTransformationDependentPrimitive2D(), + maBitmapEx(rBitmapEx), + maTopLeft(rTopLeft) + { + } + + bool DiscreteBitmapPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const + { + if(ObjectAndViewTransformationDependentPrimitive2D::operator==(rPrimitive)) + { + const DiscreteBitmapPrimitive2D& rCompare = static_cast<const DiscreteBitmapPrimitive2D&>(rPrimitive); + + return (getBitmapEx() == rCompare.getBitmapEx() + && getTopLeft() == rCompare.getTopLeft()); + } + + return false; + } + + // provide unique ID + ImplPrimitive2DIDBlock(DiscreteBitmapPrimitive2D, PRIMITIVE2D_ID_DISCRETEBITMAPPRIMITIVE2D) + +} // end of namespace + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |