summaryrefslogtreecommitdiffstats
path: root/drawinglayer/source/primitive2d/fillhatchprimitive2d.cxx
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--drawinglayer/source/primitive2d/fillhatchprimitive2d.cxx198
1 files changed, 198 insertions, 0 deletions
diff --git a/drawinglayer/source/primitive2d/fillhatchprimitive2d.cxx b/drawinglayer/source/primitive2d/fillhatchprimitive2d.cxx
new file mode 100644
index 000000000..09a82bdd8
--- /dev/null
+++ b/drawinglayer/source/primitive2d/fillhatchprimitive2d.cxx
@@ -0,0 +1,198 @@
+/* -*- 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/fillhatchprimitive2d.hxx>
+#include <texture/texture.hxx>
+#include <drawinglayer/primitive2d/PolygonHairlinePrimitive2D.hxx>
+#include <drawinglayer/primitive2d/PolyPolygonColorPrimitive2D.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <basegfx/polygon/b2dpolygon.hxx>
+#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
+#include <drawinglayer/geometry/viewinformation2d.hxx>
+
+
+using namespace com::sun::star;
+
+
+namespace drawinglayer::primitive2d
+{
+ void FillHatchPrimitive2D::create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& /*rViewInformation*/) const
+ {
+ if(getFillHatch().isDefault())
+ return;
+
+ // create hatch
+ const basegfx::BColor aHatchColor(getFillHatch().getColor());
+ const double fAngle(getFillHatch().getAngle());
+ std::vector< basegfx::B2DHomMatrix > aMatrices;
+ double fDistance(getFillHatch().getDistance());
+ const bool bAdaptDistance(0 != getFillHatch().getMinimalDiscreteDistance());
+
+ // #i120230# evtl. adapt distance
+ if(bAdaptDistance)
+ {
+ const double fDiscreteDistance(getFillHatch().getDistance() / getDiscreteUnit());
+
+ if(fDiscreteDistance < static_cast<double>(getFillHatch().getMinimalDiscreteDistance()))
+ {
+ fDistance = static_cast<double>(getFillHatch().getMinimalDiscreteDistance()) * getDiscreteUnit();
+ }
+ }
+
+ // get hatch transformations
+ switch(getFillHatch().getStyle())
+ {
+ case attribute::HatchStyle::Triple:
+ {
+ // rotated 45 degrees
+ texture::GeoTexSvxHatch aHatch(
+ getDefinitionRange(),
+ getOutputRange(),
+ fDistance,
+ fAngle - M_PI_4);
+
+ aHatch.appendTransformations(aMatrices);
+
+ [[fallthrough]];
+ }
+ case attribute::HatchStyle::Double:
+ {
+ // rotated 90 degrees
+ texture::GeoTexSvxHatch aHatch(
+ getDefinitionRange(),
+ getOutputRange(),
+ fDistance,
+ fAngle - M_PI_2);
+
+ aHatch.appendTransformations(aMatrices);
+
+ [[fallthrough]];
+ }
+ case attribute::HatchStyle::Single:
+ {
+ // angle as given
+ texture::GeoTexSvxHatch aHatch(
+ getDefinitionRange(),
+ getOutputRange(),
+ fDistance,
+ fAngle);
+
+ aHatch.appendTransformations(aMatrices);
+ }
+ }
+
+ // prepare return value
+ const bool bFillBackground(getFillHatch().isFillBackground());
+
+ // evtl. create filled background
+ if(bFillBackground)
+ {
+ // create primitive for background
+ rContainer.push_back(
+ new PolyPolygonColorPrimitive2D(
+ basegfx::B2DPolyPolygon(
+ basegfx::utils::createPolygonFromRect(getOutputRange())), getBColor()));
+ }
+
+ // create primitives
+ const basegfx::B2DPoint aStart(0.0, 0.0);
+ const basegfx::B2DPoint aEnd(1.0, 0.0);
+
+ for (const auto &a : aMatrices)
+ {
+ const basegfx::B2DHomMatrix& rMatrix = a;
+ basegfx::B2DPolygon aNewLine;
+
+ aNewLine.append(rMatrix * aStart);
+ aNewLine.append(rMatrix * aEnd);
+
+ // create hairline
+ rContainer.push_back(new PolygonHairlinePrimitive2D(aNewLine, aHatchColor));
+ }
+ }
+
+ FillHatchPrimitive2D::FillHatchPrimitive2D(
+ const basegfx::B2DRange& rOutputRange,
+ const basegfx::BColor& rBColor,
+ const attribute::FillHatchAttribute& rFillHatch)
+ : maOutputRange(rOutputRange),
+ maDefinitionRange(rOutputRange),
+ maFillHatch(rFillHatch),
+ maBColor(rBColor)
+ {
+ }
+
+ FillHatchPrimitive2D::FillHatchPrimitive2D(
+ const basegfx::B2DRange& rOutputRange,
+ const basegfx::B2DRange& rDefinitionRange,
+ const basegfx::BColor& rBColor,
+ const attribute::FillHatchAttribute& rFillHatch)
+ : maOutputRange(rOutputRange),
+ maDefinitionRange(rDefinitionRange),
+ maFillHatch(rFillHatch),
+ maBColor(rBColor)
+ {
+ }
+
+ bool FillHatchPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
+ {
+ if(DiscreteMetricDependentPrimitive2D::operator==(rPrimitive))
+ {
+ const FillHatchPrimitive2D& rCompare = static_cast<const FillHatchPrimitive2D&>(rPrimitive);
+
+ return (getOutputRange() == rCompare.getOutputRange()
+ && getDefinitionRange() == rCompare.getDefinitionRange()
+ && getFillHatch() == rCompare.getFillHatch()
+ && getBColor() == rCompare.getBColor());
+ }
+
+ return false;
+ }
+
+ basegfx::B2DRange FillHatchPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /*rViewInformation*/) const
+ {
+ // return the geometrically visible area
+ return getOutputRange();
+ }
+
+ void FillHatchPrimitive2D::get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& rViewInformation) const
+ {
+ bool bAdaptDistance(0 != getFillHatch().getMinimalDiscreteDistance());
+
+ if(bAdaptDistance)
+ {
+ // behave view-dependent
+ DiscreteMetricDependentPrimitive2D::get2DDecomposition(rVisitor, rViewInformation);
+ }
+ else
+ {
+ // behave view-independent
+ BufferedDecompositionPrimitive2D::get2DDecomposition(rVisitor, rViewInformation);
+ }
+ }
+
+ // provide unique ID
+ sal_uInt32 FillHatchPrimitive2D::getPrimitive2DID() const
+ {
+ return PRIMITIVE2D_ID_FILLHATCHPRIMITIVE2D;
+ }
+
+} // end of namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */