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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 /drawinglayer/source/primitive2d/discretebitmapprimitive2d.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 'drawinglayer/source/primitive2d/discretebitmapprimitive2d.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 <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)
+ : 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
+ sal_uInt32 DiscreteBitmapPrimitive2D::getPrimitive2DID() const
+ {
+ return PRIMITIVE2D_ID_DISCRETEBITMAPPRIMITIVE2D;
+ }
+
+} // end of namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */