summaryrefslogtreecommitdiffstats
path: root/svx/source/sdr/primitive2d/sdrgrafprimitive2d.cxx
blob: 18bef098575a5359016b9dee38d95f7f4b203e83 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
/* -*- 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 <sdr/primitive2d/sdrgrafprimitive2d.hxx>
#include <drawinglayer/primitive2d/graphicprimitive2d.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <sdr/primitive2d/sdrdecompositiontools.hxx>
#include <svx/sdr/primitive2d/svx_primitivetypes2d.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <utility>

namespace drawinglayer::primitive2d
{
void SdrGrafPrimitive2D::create2DDecomposition(
    Primitive2DContainer& rContainer, const geometry::ViewInformation2D& /*aViewInformation*/) const
{
    Primitive2DContainer aRetval;

    // create unit outline polygon
    const basegfx::B2DPolygon& aUnitOutline(basegfx::utils::createUnitPolygon());

    // add fill, but only when graphic is transparent
    if (!getSdrLFSTAttribute().getFill().isDefault() && isTransparent())
    {
        basegfx::B2DPolyPolygon aTransformed(aUnitOutline);

        aTransformed.transform(getTransform());
        aRetval.push_back(
            createPolyPolygonFillPrimitive(aTransformed, getSdrLFSTAttribute().getFill(),
                                           getSdrLFSTAttribute().getFillFloatTransGradient()));
    }

    // add graphic content
    if (0 != getGraphicAttr().GetAlpha())
    {
        // standard graphic fill
        const Primitive2DReference xGraphicContentPrimitive(
            new GraphicPrimitive2D(getTransform(), getGraphicObject(), getGraphicAttr()));
        aRetval.push_back(xGraphicContentPrimitive);
    }

    // add line
    if (!getSdrLFSTAttribute().getLine().isDefault())
    {
        // if line width is given, polygon needs to be grown by half of it to make the
        // outline to be outside of the bitmap
        if (0.0 != getSdrLFSTAttribute().getLine().getWidth())
        {
            // decompose to get scale
            basegfx::B2DVector aScale, aTranslate;
            double fRotate, fShearX;
            getTransform().decompose(aScale, aTranslate, fRotate, fShearX);

            // create expanded range (add relative half line width to unit rectangle)
            double fHalfLineWidth(getSdrLFSTAttribute().getLine().getWidth() * 0.5);
            double fScaleX(0.0 != aScale.getX() ? fHalfLineWidth / fabs(aScale.getX()) : 1.0);
            double fScaleY(0.0 != aScale.getY() ? fHalfLineWidth / fabs(aScale.getY()) : 1.0);
            const basegfx::B2DRange aExpandedRange(-fScaleX, -fScaleY, 1.0 + fScaleX,
                                                   1.0 + fScaleY);
            basegfx::B2DPolygon aExpandedUnitOutline(
                basegfx::utils::createPolygonFromRect(aExpandedRange));

            aExpandedUnitOutline.transform(getTransform());
            aRetval.push_back(createPolygonLinePrimitive(aExpandedUnitOutline,
                                                         getSdrLFSTAttribute().getLine(),
                                                         attribute::SdrLineStartEndAttribute()));
        }
        else
        {
            basegfx::B2DPolygon aTransformed(aUnitOutline);

            aTransformed.transform(getTransform());
            aRetval.push_back(createPolygonLinePrimitive(aTransformed,
                                                         getSdrLFSTAttribute().getLine(),
                                                         attribute::SdrLineStartEndAttribute()));
        }
    }

    // Soft edges should be before text, since text is not affected by soft edges
    if (!aRetval.empty() && getSdrLFSTAttribute().getSoftEdgeRadius())
    {
        aRetval = createEmbeddedSoftEdgePrimitive(std::move(aRetval),
                                                  getSdrLFSTAttribute().getSoftEdgeRadius());
    }

    // add text
    if (!getSdrLFSTAttribute().getText().isDefault())
    {
        aRetval.push_back(createTextPrimitive(basegfx::B2DPolyPolygon(aUnitOutline), getTransform(),
                                              getSdrLFSTAttribute().getText(),
                                              getSdrLFSTAttribute().getLine(), false, false));
    }

    // tdf#132199: put glow before shadow, to have shadow of the glow, not the opposite
    if (!aRetval.empty() && !getSdrLFSTAttribute().getGlow().isDefault())
    {
        // glow
        aRetval = createEmbeddedGlowPrimitive(std::move(aRetval), getSdrLFSTAttribute().getGlow());
    }

    // add shadow
    if (!getSdrLFSTAttribute().getShadow().isDefault())
    {
        aRetval = createEmbeddedShadowPrimitive(std::move(aRetval),
                                                getSdrLFSTAttribute().getShadow(), getTransform());
    }

    rContainer.append(std::move(aRetval));
}

SdrGrafPrimitive2D::SdrGrafPrimitive2D(
    basegfx::B2DHomMatrix aTransform,
    const attribute::SdrLineFillEffectsTextAttribute& rSdrLFSTAttribute,
    const GraphicObject& rGraphicObject, const GraphicAttr& rGraphicAttr)
    : maTransform(std::move(aTransform))
    , maSdrLFSTAttribute(rSdrLFSTAttribute)
    , maGraphicObject(rGraphicObject)
    , maGraphicAttr(rGraphicAttr)
{
    // reset some values from GraphicAttr which are part of transformation already
    maGraphicAttr.SetRotation(0_deg10);
}

bool SdrGrafPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
    if (BufferedDecompositionPrimitive2D::operator==(rPrimitive))
    {
        const SdrGrafPrimitive2D& rCompare = static_cast<const SdrGrafPrimitive2D&>(rPrimitive);

        return (getTransform() == rCompare.getTransform()
                && getSdrLFSTAttribute() == rCompare.getSdrLFSTAttribute()
                && getGraphicObject() == rCompare.getGraphicObject()
                && getGraphicAttr() == rCompare.getGraphicAttr());
    }

    return false;
}

bool SdrGrafPrimitive2D::isTransparent() const
{
    return ((255 != getGraphicAttr().GetAlpha()) || (getGraphicObject().IsTransparent()));
}

// provide unique ID
sal_uInt32 SdrGrafPrimitive2D::getPrimitive2DID() const
{
    return PRIMITIVE2D_ID_SDRGRAFPRIMITIVE2D;
}

} // end of namespace

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */