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diff --git a/drawinglayer/inc/texture/texture.hxx b/drawinglayer/inc/texture/texture.hxx
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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 .
+ */
+
+#pragma once
+
+#include <drawinglayer/drawinglayerdllapi.h>
+
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <basegfx/range/b2drange.hxx>
+#include <basegfx/color/bcolor.hxx>
+#include <basegfx/utils/gradienttools.hxx>
+#include <vector>
+#include <functional>
+
+namespace drawinglayer::texture
+{
+ class GeoTexSvx
+ {
+ public:
+ GeoTexSvx();
+ virtual ~GeoTexSvx();
+
+ // compare operator
+ virtual bool operator==(const GeoTexSvx& rGeoTexSvx) const;
+ bool operator!=(const GeoTexSvx& rGeoTexSvx) const { return !operator==(rGeoTexSvx); }
+
+ // virtual base methods
+ virtual void modifyBColor(const basegfx::B2DPoint& rUV, basegfx::BColor& rBColor, double& rfOpacity) const;
+ virtual void modifyOpacity(const basegfx::B2DPoint& rUV, double& rfOpacity) const;
+ };
+
+ /// helper class for processing equal number of matrices and colors
+ /// for texture processing
+ struct B2DHomMatrixAndBColor
+ {
+ basegfx::B2DHomMatrix maB2DHomMatrix;
+ basegfx::BColor maBColor;
+ };
+
+ class GeoTexSvxGradient : public GeoTexSvx
+ {
+ protected:
+ basegfx::ODFGradientInfo maGradientInfo;
+ basegfx::B2DRange maDefinitionRange;
+ basegfx::BColor maStart;
+ basegfx::BColor maEnd;
+ double mfBorder;
+
+ public:
+ GeoTexSvxGradient(
+ const basegfx::B2DRange& rDefinitionRange,
+ const basegfx::BColor& rStart,
+ const basegfx::BColor& rEnd,
+ double fBorder);
+ virtual ~GeoTexSvxGradient() override;
+
+ // compare operator
+ virtual bool operator==(const GeoTexSvx& rGeoTexSvx) const override;
+
+ // virtual base methods
+ virtual void appendTransformationsAndColors(
+ std::vector< B2DHomMatrixAndBColor >& rEntries,
+ basegfx::BColor& rOuterColor) = 0;
+ };
+
+ class GeoTexSvxGradientLinear final : public GeoTexSvxGradient
+ {
+ double mfUnitMinX;
+ double mfUnitWidth;
+ double mfUnitMaxY;
+
+ public:
+ GeoTexSvxGradientLinear(
+ const basegfx::B2DRange& rDefinitionRange,
+ const basegfx::B2DRange& rOutputRange,
+ const basegfx::BColor& rStart,
+ const basegfx::BColor& rEnd,
+ sal_uInt32 nSteps,
+ double fBorder,
+ double fAngle);
+ virtual ~GeoTexSvxGradientLinear() override;
+
+ virtual void appendTransformationsAndColors(
+ std::vector< B2DHomMatrixAndBColor >& rEntries,
+ basegfx::BColor& rOuterColor) override;
+ virtual void modifyBColor(const basegfx::B2DPoint& rUV, basegfx::BColor& rBColor, double& rfOpacity) const override;
+ };
+
+ class GeoTexSvxGradientAxial final : public GeoTexSvxGradient
+ {
+ double mfUnitMinX;
+ double mfUnitWidth;
+
+ public:
+ GeoTexSvxGradientAxial(
+ const basegfx::B2DRange& rDefinitionRange,
+ const basegfx::B2DRange& rOutputRange,
+ const basegfx::BColor& rStart,
+ const basegfx::BColor& rEnd,
+ sal_uInt32 nSteps,
+ double fBorder,
+ double fAngle);
+ virtual ~GeoTexSvxGradientAxial() override;
+
+ virtual void appendTransformationsAndColors(
+ std::vector< B2DHomMatrixAndBColor >& rEntries,
+ basegfx::BColor& rOuterColor) override;
+ virtual void modifyBColor(const basegfx::B2DPoint& rUV, basegfx::BColor& rBColor, double& rfOpacity) const override;
+ };
+
+ class GeoTexSvxGradientRadial final : public GeoTexSvxGradient
+ {
+ public:
+ GeoTexSvxGradientRadial(
+ const basegfx::B2DRange& rDefinitionRange,
+ const basegfx::BColor& rStart,
+ const basegfx::BColor& rEnd,
+ sal_uInt32 nSteps,
+ double fBorder,
+ double fOffsetX,
+ double fOffsetY);
+ virtual ~GeoTexSvxGradientRadial() override;
+
+ virtual void appendTransformationsAndColors(
+ std::vector< B2DHomMatrixAndBColor >& rEntries,
+ basegfx::BColor& rOuterColor) override;
+ virtual void modifyBColor(const basegfx::B2DPoint& rUV, basegfx::BColor& rBColor, double& rfOpacity) const override;
+ };
+
+ class GeoTexSvxGradientElliptical final : public GeoTexSvxGradient
+ {
+ public:
+ GeoTexSvxGradientElliptical(
+ const basegfx::B2DRange& rDefinitionRange,
+ const basegfx::BColor& rStart,
+ const basegfx::BColor& rEnd,
+ sal_uInt32 nSteps,
+ double fBorder,
+ double fOffsetX,
+ double fOffsetY,
+ double fAngle);
+ virtual ~GeoTexSvxGradientElliptical() override;
+
+ virtual void appendTransformationsAndColors(
+ std::vector< B2DHomMatrixAndBColor >& rEntries,
+ basegfx::BColor& rOuterColor) override;
+ virtual void modifyBColor(const basegfx::B2DPoint& rUV, basegfx::BColor& rBColor, double& rfOpacity) const override;
+ };
+
+ class GeoTexSvxGradientSquare final : public GeoTexSvxGradient
+ {
+ public:
+ GeoTexSvxGradientSquare(
+ const basegfx::B2DRange& rDefinitionRange,
+ const basegfx::BColor& rStart,
+ const basegfx::BColor& rEnd,
+ sal_uInt32 nSteps,
+ double fBorder,
+ double fOffsetX,
+ double fOffsetY,
+ double fAngle);
+ virtual ~GeoTexSvxGradientSquare() override;
+
+ virtual void appendTransformationsAndColors(
+ std::vector< B2DHomMatrixAndBColor >& rEntries,
+ basegfx::BColor& rOuterColor) override;
+ virtual void modifyBColor(const basegfx::B2DPoint& rUV, basegfx::BColor& rBColor, double& rfOpacity) const override;
+ };
+
+ class GeoTexSvxGradientRect final : public GeoTexSvxGradient
+ {
+ public:
+ GeoTexSvxGradientRect(
+ const basegfx::B2DRange& rDefinitionRange,
+ const basegfx::BColor& rStart,
+ const basegfx::BColor& rEnd,
+ sal_uInt32 nSteps,
+ double fBorder,
+ double fOffsetX,
+ double fOffsetY,
+ double fAngle);
+ virtual ~GeoTexSvxGradientRect() override;
+
+ virtual void appendTransformationsAndColors(
+ std::vector< B2DHomMatrixAndBColor >& rEntries,
+ basegfx::BColor& rOuterColor) override;
+ virtual void modifyBColor(const basegfx::B2DPoint& rUV, basegfx::BColor& rBColor, double& rfOpacity) const override;
+ };
+
+ class GeoTexSvxHatch final : public GeoTexSvx
+ {
+ basegfx::B2DRange maOutputRange;
+ basegfx::B2DHomMatrix maTextureTransform;
+ basegfx::B2DHomMatrix maBackTextureTransform;
+ double mfDistance;
+ double mfAngle;
+ sal_uInt32 mnSteps;
+
+ bool mbDefinitionRangeEqualsOutputRange : 1;
+
+ public:
+ GeoTexSvxHatch(
+ const basegfx::B2DRange& rDefinitionRange,
+ const basegfx::B2DRange& rOutputRange,
+ double fDistance,
+ double fAngle);
+ virtual ~GeoTexSvxHatch() override;
+
+ // compare operator
+ virtual bool operator==(const GeoTexSvx& rGeoTexSvx) const override;
+
+ void appendTransformations(::std::vector< basegfx::B2DHomMatrix >& rMatrices);
+ double getDistanceToHatch(const basegfx::B2DPoint& rUV) const;
+ const basegfx::B2DHomMatrix& getBackTextureTransform() const;
+ };
+
+ // This class applies a tiling to the unit range. The given range
+ // will be repeated inside the unit range in X and Y and for each
+ // tile a matrix will be created (by appendTransformations) that
+ // represents the needed transformation to map a filling in unit
+ // coordinates to that tile.
+ // When offsetX is given, every 2nd line will be offsetted by the
+ // given percentage value (offsetX has to be 0.0 <= offsetX <= 1.0).
+ // Accordingly to offsetY. If both are given, offsetX is preferred
+ // and offsetY is ignored.
+ class GeoTexSvxTiled final : public GeoTexSvx
+ {
+ basegfx::B2DRange maRange;
+ double mfOffsetX;
+ double mfOffsetY;
+
+ public:
+ GeoTexSvxTiled(
+ const basegfx::B2DRange& rRange,
+ double fOffsetX = 0.0,
+ double fOffsetY = 0.0);
+ virtual ~GeoTexSvxTiled() override;
+
+ // compare operator
+ virtual bool operator==(const GeoTexSvx& rGeoTexSvx) const override;
+
+ // Iterate over created tiles with callback provided.
+ void iterateTiles(std::function<void(double fPosX, double fPosY)> aFunc) const;
+
+ void appendTransformations(::std::vector< basegfx::B2DHomMatrix >& rMatrices) const;
+ sal_uInt32 getNumberOfTiles() const;
+ };
+} // end of namespace drawinglayer::texture
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-17 10:50:47 +0000