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| -rw-r--r-- | include/drawinglayer/primitive2d/polygonprimitive2d.hxx | 270 |
1 files changed, 270 insertions, 0 deletions
diff --git a/include/drawinglayer/primitive2d/polygonprimitive2d.hxx b/include/drawinglayer/primitive2d/polygonprimitive2d.hxx new file mode 100644 index 000000000..01caf9885 --- /dev/null +++ b/include/drawinglayer/primitive2d/polygonprimitive2d.hxx @@ -0,0 +1,270 @@ +/* -*- 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/attribute/lineattribute.hxx> +#include <drawinglayer/attribute/strokeattribute.hxx> +#include <drawinglayer/attribute/linestartendattribute.hxx> +#include <basegfx/matrix/b2dhommatrix.hxx> +#include <basegfx/polygon/b2dpolygon.hxx> +#include <basegfx/color/bcolor.hxx> + +namespace drawinglayer::primitive2d +{ +/** PolygonHairlinePrimitive2D class + + This primitive defines a Hairline. Since hairlines are view-dependent, + this primitive is view-dependent, too. + + This is one of the non-decomposable primitives, so a renderer + should process it. + */ +class DRAWINGLAYER_DLLPUBLIC PolygonHairlinePrimitive2D final : public BasePrimitive2D +{ +private: + /// the hairline geometry + basegfx::B2DPolygon maPolygon; + + /// the hairline color + basegfx::BColor maBColor; + +public: + /// constructor + PolygonHairlinePrimitive2D(const basegfx::B2DPolygon& rPolygon, const basegfx::BColor& rBColor); + + /// data read access + const basegfx::B2DPolygon& getB2DPolygon() const { return maPolygon; } + 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; + + /// provide unique ID + virtual sal_uInt32 getPrimitive2DID() const override; +}; + +/** PolygonMarkerPrimitive2D class + + This primitive defines a two-colored marker hairline which is + dashed with the given dash length. Since hairlines are view-dependent, + this primitive is view-dependent, too. + + It will be decomposed to the needed PolygonHairlinePrimitive2D if + not handled directly by a renderer. + */ +class DRAWINGLAYER_DLLPUBLIC PolygonMarkerPrimitive2D final + : public BufferedDecompositionPrimitive2D +{ +private: + /// the marker hairline geometry + basegfx::B2DPolygon maPolygon; + + /// the two colors + basegfx::BColor maRGBColorA; + basegfx::BColor maRGBColorB; + + /// the dash distance in 'pixels' + double mfDiscreteDashLength; + + /// decomposition is view-dependent, remember last InverseObjectToViewTransformation + basegfx::B2DHomMatrix maLastInverseObjectToViewTransformation; + + /// local decomposition. + virtual void + create2DDecomposition(Primitive2DContainer& rContainer, + const geometry::ViewInformation2D& rViewInformation) const override; + +public: + /// constructor + PolygonMarkerPrimitive2D(const basegfx::B2DPolygon& rPolygon, const basegfx::BColor& rRGBColorA, + const basegfx::BColor& rRGBColorB, double fDiscreteDashLength); + + /// data read access + const basegfx::B2DPolygon& getB2DPolygon() const { return maPolygon; } + const basegfx::BColor& getRGBColorA() const { return maRGBColorA; } + const basegfx::BColor& getRGBColorB() const { return maRGBColorB; } + double getDiscreteDashLength() const { return mfDiscreteDashLength; } + + /// 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; +}; + +/** PolygonStrokePrimitive2D class + + This primitive defines a line with line width, line join, line color + and stroke attributes. It will be decomposed dependent on the definition + to the needed primitives, e.g. filled PolyPolygons for fat lines. + */ +class DRAWINGLAYER_DLLPUBLIC PolygonStrokePrimitive2D : public BufferedDecompositionPrimitive2D +{ +private: + /// the line geometry + basegfx::B2DPolygon maPolygon; + + /// the line attributes like width, join and color + attribute::LineAttribute maLineAttribute; + + /// the line stroking (if used) + attribute::StrokeAttribute maStrokeAttribute; + +protected: + /// local decomposition. + virtual void + create2DDecomposition(Primitive2DContainer& rContainer, + const geometry::ViewInformation2D& rViewInformation) const override; + +public: + /// constructor + PolygonStrokePrimitive2D(const basegfx::B2DPolygon& rPolygon, + const attribute::LineAttribute& rLineAttribute, + const attribute::StrokeAttribute& rStrokeAttribute); + + /// constructor without stroking + PolygonStrokePrimitive2D(const basegfx::B2DPolygon& rPolygon, + const attribute::LineAttribute& rLineAttribute); + + /// data read access + const basegfx::B2DPolygon& getB2DPolygon() const { return maPolygon; } + const attribute::LineAttribute& getLineAttribute() const { return maLineAttribute; } + const attribute::StrokeAttribute& getStrokeAttribute() const { return maStrokeAttribute; } + + /// compare operator + virtual bool operator==(const BasePrimitive2D& rPrimitive) const override; + + /// get range + virtual basegfx::B2DRange + getB2DRange(const geometry::ViewInformation2D& rViewInformation) const override; + + /// provide unique ID + virtual sal_uInt32 getPrimitive2DID() const override; +}; + +/** PolygonWavePrimitive2D class + + This primitive defines a waveline based on a PolygonStrokePrimitive2D + where the wave is defined by wave width and wave length. + */ +class DRAWINGLAYER_DLLPUBLIC PolygonWavePrimitive2D final : public PolygonStrokePrimitive2D +{ +private: + /// wave definition + double mfWaveWidth; + double mfWaveHeight; + + /// local decomposition. + virtual void + create2DDecomposition(Primitive2DContainer& rContainer, + const geometry::ViewInformation2D& rViewInformation) const override; + +public: + /// constructor + PolygonWavePrimitive2D(const basegfx::B2DPolygon& rPolygon, + const attribute::LineAttribute& rLineAttribute, + const attribute::StrokeAttribute& rStrokeAttribute, double fWaveWidth, + double fWaveHeight); + + /// constructor without stroking + PolygonWavePrimitive2D(const basegfx::B2DPolygon& rPolygon, + const attribute::LineAttribute& rLineAttribute, double fWaveWidth, + double fWaveHeight); + + /// data read access + double getWaveWidth() const { return mfWaveWidth; } + double getWaveHeight() const { return mfWaveHeight; } + + /// compare operator + virtual bool operator==(const BasePrimitive2D& rPrimitive) const override; + + /// get range + virtual basegfx::B2DRange + getB2DRange(const geometry::ViewInformation2D& rViewInformation) const override; + + /// provide unique ID + virtual sal_uInt32 getPrimitive2DID() const override; +}; + +/** PolygonStrokeArrowPrimitive2D class + + This primitive defines a PolygonStrokePrimitive2D, + possibly extended by start and end definitions, which are + normally used for arrows. + */ +class DRAWINGLAYER_DLLPUBLIC PolygonStrokeArrowPrimitive2D final : public PolygonStrokePrimitive2D +{ +private: + /// geometric definitions for line start and end + attribute::LineStartEndAttribute maStart; + attribute::LineStartEndAttribute maEnd; + + /// local decomposition. + virtual void + create2DDecomposition(Primitive2DContainer& rContainer, + const geometry::ViewInformation2D& rViewInformation) const override; + +public: + /// constructor + PolygonStrokeArrowPrimitive2D(const basegfx::B2DPolygon& rPolygon, + const attribute::LineAttribute& rLineAttribute, + const attribute::StrokeAttribute& rStrokeAttribute, + const attribute::LineStartEndAttribute& rStart, + const attribute::LineStartEndAttribute& rEnd); + + /// constructor without stroking + PolygonStrokeArrowPrimitive2D(const basegfx::B2DPolygon& rPolygon, + const attribute::LineAttribute& rLineAttribute, + const attribute::LineStartEndAttribute& rStart, + const attribute::LineStartEndAttribute& rEnd); + + /// data read access + const attribute::LineStartEndAttribute& getStart() const { return maStart; } + const attribute::LineStartEndAttribute& getEnd() const { return maEnd; } + + /// compare operator + virtual bool operator==(const BasePrimitive2D& rPrimitive) const override; + + /// get range + virtual basegfx::B2DRange + getB2DRange(const geometry::ViewInformation2D& rViewInformation) const override; + + /// provide unique ID + virtual sal_uInt32 getPrimitive2DID() const override; +}; +} // end of namespace primitive2d::drawinglayer + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |