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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/patternfillprimitive2d.hxx>
+#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
+#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
+#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <basegfx/matrix/b2dhommatrixtools.hxx>
+#include <drawinglayer/texture/texture.hxx>
+#include <drawinglayer/primitive2d/maskprimitive2d.hxx>
+
+//////////////////////////////////////////////////////////////////////////////
+
+using namespace com::sun::star;
+
+//////////////////////////////////////////////////////////////////////////////
+
+namespace drawinglayer
+{
+ namespace primitive2d
+ {
+ Primitive2DSequence PatternFillPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
+ {
+ Primitive2DSequence aRetval;
+
+ if(getChildren().hasElements())
+ {
+ if(!getReferenceRange().isEmpty() && getReferenceRange().getWidth() > 0.0 && getReferenceRange().getHeight() > 0.0)
+ {
+ const basegfx::B2DRange aMaskRange(getMask().getB2DRange());
+
+ if(!aMaskRange.isEmpty() && aMaskRange.getWidth() > 0.0 && aMaskRange.getHeight() > 0.0)
+ {
+ // create tiling matrices
+ ::std::vector< basegfx::B2DHomMatrix > aMatrices;
+ texture::GeoTexSvxTiled aTiling(getReferenceRange().getMinimum(), getReferenceRange().getRange());
+ aTiling.appendTransformations(aMatrices);
+
+ // check if content needs to be clipped
+ const basegfx::B2DRange aUnitRange(0.0, 0.0, 1.0, 1.0);
+ const basegfx::B2DRange aContentRange(getB2DRangeFromPrimitive2DSequence(getChildren(), rViewInformation));
+ Primitive2DSequence aContent(getChildren());
+
+ if(!aUnitRange.isInside(aContentRange))
+ {
+ const Primitive2DReference xRef(
+ new MaskPrimitive2D(
+ basegfx::B2DPolyPolygon(basegfx::tools::createPolygonFromRect(aUnitRange)),
+ aContent));
+
+ aContent = Primitive2DSequence(&xRef, 1);
+ }
+
+ // resize result
+ aRetval.realloc(aMatrices.size());
+
+ // create one primitive for each matrix
+ for(sal_uInt32 a(0); a < aMatrices.size(); a++)
+ {
+ aRetval[a] = new TransformPrimitive2D(
+ aMatrices[a],
+ aContent);
+ }
+
+ // transform result which is in unit coordinates to mask's object coordiantes
+ {
+ const basegfx::B2DHomMatrix aMaskTransform(
+ basegfx::tools::createScaleTranslateB2DHomMatrix(
+ aMaskRange.getRange(),
+ aMaskRange.getMinimum()));
+
+ const Primitive2DReference xRef(
+ new TransformPrimitive2D(
+ aMaskTransform,
+ aRetval));
+
+ aRetval = Primitive2DSequence(&xRef, 1);
+ }
+
+ // embed result in mask
+ {
+ const Primitive2DReference xRef(
+ new MaskPrimitive2D(
+ getMask(),
+ aRetval));
+
+ aRetval = Primitive2DSequence(&xRef, 1);
+ }
+
+ }
+ }
+ }
+
+ return aRetval;
+ }
+
+ PatternFillPrimitive2D::PatternFillPrimitive2D(
+ const basegfx::B2DPolyPolygon& rMask,
+ const Primitive2DSequence& rChildren,
+ const basegfx::B2DRange& rReferenceRange)
+ : BufferedDecompositionPrimitive2D(),
+ maMask(rMask),
+ maChildren(rChildren),
+ maReferenceRange(rReferenceRange)
+ {
+ }
+
+ bool PatternFillPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
+ {
+ if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
+ {
+ const PatternFillPrimitive2D& rCompare = static_cast< const PatternFillPrimitive2D& >(rPrimitive);
+
+ return (getMask() == rCompare.getMask()
+ && getChildren() == rCompare.getChildren()
+ && getReferenceRange() == rCompare.getReferenceRange());
+ }
+
+ return false;
+ }
+
+ basegfx::B2DRange PatternFillPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /* rViewInformation */ ) const
+ {
+ return getMask().getB2DRange();
+ }
+
+ // provide unique ID
+ ImplPrimitrive2DIDBlock(PatternFillPrimitive2D, PRIMITIVE2D_ID_PATTERNFILLPRIMITIVE2D)
+
+ } // end of namespace primitive2d
+} // end of namespace drawinglayer
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */