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-rw-r--r-- | include/drawinglayer/primitive2d/fillhatchprimitive2d.hxx | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/include/drawinglayer/primitive2d/fillhatchprimitive2d.hxx b/include/drawinglayer/primitive2d/fillhatchprimitive2d.hxx new file mode 100644 index 000000000..bab7e47b0 --- /dev/null +++ b/include/drawinglayer/primitive2d/fillhatchprimitive2d.hxx @@ -0,0 +1,99 @@ +/* -*- 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 . + */ + +#pragma once + +#include <drawinglayer/drawinglayerdllapi.h> + +#include <drawinglayer/primitive2d/baseprimitive2d.hxx> +#include <drawinglayer/primitive2d/primitivetools2d.hxx> +#include <drawinglayer/attribute/fillhatchattribute.hxx> +#include <basegfx/color/bcolor.hxx> + + +// FillHatchPrimitive2D class + +namespace drawinglayer::primitive2d +{ + /** FillHatchPrimitive2D class + + This class defines a hatch filling for a rectangular area. The + Range is defined by the Transformation, the hatch by the FillHatchAttribute. + If the background is to be filled, a flag in FillHatchAttribute is set and + the BColor defines the background color. + + #i120230# This primitive is now evtl. metric dependent due to the value + MinimalDiscreteDistance in the FillHatchAttribute if the value is not zero. + This is used for a more appealing, VCL-like visualisation by not letting the + distances get too small between lines. + + The decomposition will deliver the hatch lines. + */ + class FillHatchPrimitive2D final : public DiscreteMetricDependentPrimitive2D + { + private: + /// the geometrically visible area + basegfx::B2DRange maOutputRange; + + /// the area the gradient definition is based on + /// in the simplest case identical to OutputRange + basegfx::B2DRange maDefinitionRange; + + /// the hatch definition + attribute::FillHatchAttribute maFillHatch; + + /// hatch background color (if used) + basegfx::BColor maBColor; + + /// local decomposition. + virtual void create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& rViewInformation) const override; + + public: + /// constructors. The one without definition range will use output range as definition range + FillHatchPrimitive2D( + const basegfx::B2DRange& rOutputRange, + const basegfx::BColor& rBColor, + const attribute::FillHatchAttribute& rFillHatch); + FillHatchPrimitive2D( + const basegfx::B2DRange& rOutputRange, + const basegfx::B2DRange& rDefinitionRange, + const basegfx::BColor& rBColor, + const attribute::FillHatchAttribute& rFillHatch); + + /// data read access + const basegfx::B2DRange& getOutputRange() const { return maOutputRange; } + const basegfx::B2DRange& getDefinitionRange() const { return maDefinitionRange; } + const attribute::FillHatchAttribute& getFillHatch() const { return maFillHatch; } + const basegfx::BColor& getBColor() const { return maBColor; } + + /// compare operator + virtual bool operator==(const BasePrimitive2D& rPrimitive) const override; + + /// get range + virtual basegfx::B2DRange getB2DRange(const geometry::ViewInformation2D& rViewInformation) const override; + + /// Override standard getDecomposition to be view-dependent here + virtual void get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& rViewInformation) const override; + + /// provide unique ID + virtual sal_uInt32 getPrimitive2DID() const override; + }; +} // end of namespace drawinglayer::primitive2d + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |