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
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
|
/* -*- 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 <primitive2d/texteffectprimitive2d.hxx>
#include <drawinglayer/geometry/viewinformation2d.hxx>
#include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
namespace drawinglayer::primitive2d
{
const double fDiscreteSize(1.1);
void TextEffectPrimitive2D::create2DDecomposition(
Primitive2DContainer& rContainer, const geometry::ViewInformation2D& rViewInformation) const
{
// get the distance of one discrete units from target display. Use between 1.0 and sqrt(2) to
// have good results on rotated objects, too
const basegfx::B2DVector aDistance(rViewInformation.getInverseObjectToViewTransformation()
* basegfx::B2DVector(fDiscreteSize, fDiscreteSize));
const basegfx::B2DVector aDiagonalDistance(aDistance * (1.0 / 1.44));
switch (getTextEffectStyle2D())
{
case TextEffectStyle2D::ReliefEmbossed:
case TextEffectStyle2D::ReliefEngraved:
case TextEffectStyle2D::ReliefEmbossedDefault:
case TextEffectStyle2D::ReliefEngravedDefault:
{
// prepare transform of sub-group back to (0,0) and align to X-Axis
basegfx::B2DHomMatrix aBackTransform(basegfx::utils::createTranslateB2DHomMatrix(
-getRotationCenter().getX(), -getRotationCenter().getY()));
aBackTransform.rotate(-getDirection());
// prepare transform of sub-group back to its position and rotation
basegfx::B2DHomMatrix aForwardTransform(
basegfx::utils::createRotateB2DHomMatrix(getDirection()));
aForwardTransform.translate(getRotationCenter().getX(), getRotationCenter().getY());
// create transformation for one discrete unit
const bool bEmbossed(TextEffectStyle2D::ReliefEmbossed == getTextEffectStyle2D()
|| TextEffectStyle2D::ReliefEmbossedDefault
== getTextEffectStyle2D());
const bool bDefaultTextColor(
TextEffectStyle2D::ReliefEmbossedDefault == getTextEffectStyle2D()
|| TextEffectStyle2D::ReliefEngravedDefault == getTextEffectStyle2D());
basegfx::B2DHomMatrix aTransform(aBackTransform);
if (bEmbossed)
{
// to bottom-right
aTransform.translate(aDiagonalDistance.getX(), aDiagonalDistance.getY());
}
else
{
// to top-left
aTransform.translate(-aDiagonalDistance.getX(), -aDiagonalDistance.getY());
}
aTransform *= aForwardTransform;
if (bDefaultTextColor)
{
// emboss/engrave in black, original forced to white
const basegfx::BColorModifierSharedPtr aBColorModifierToGray
= std::make_shared<basegfx::BColorModifier_replace>(basegfx::BColor(0.0));
const Primitive2DReference xModifiedColor(new ModifiedColorPrimitive2D(
Primitive2DContainer(getTextContent()), aBColorModifierToGray));
rContainer.push_back(
new TransformPrimitive2D(aTransform, Primitive2DContainer{ xModifiedColor }));
// add original, too
const basegfx::BColorModifierSharedPtr aBColorModifierToWhite
= std::make_shared<basegfx::BColorModifier_replace>(basegfx::BColor(1.0));
rContainer.push_back(new ModifiedColorPrimitive2D(
Primitive2DContainer(getTextContent()), aBColorModifierToWhite));
}
else
{
// emboss/engrave in gray, keep original's color
const basegfx::BColorModifierSharedPtr aBColorModifierToGray
= std::make_shared<basegfx::BColorModifier_replace>(
basegfx::BColor(0.75)); // 192
const Primitive2DReference xModifiedColor(new ModifiedColorPrimitive2D(
Primitive2DContainer(getTextContent()), aBColorModifierToGray));
rContainer.push_back(
new TransformPrimitive2D(aTransform, Primitive2DContainer{ xModifiedColor }));
// add original, too
rContainer.push_back(new GroupPrimitive2D(Primitive2DContainer(getTextContent())));
}
break;
}
case TextEffectStyle2D::Outline:
{
// create transform primitives in all directions
basegfx::B2DHomMatrix aTransform;
aTransform.set(0, 2, aDistance.getX());
aTransform.set(1, 2, 0.0);
rContainer.push_back(
new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent())));
aTransform.set(0, 2, aDiagonalDistance.getX());
aTransform.set(1, 2, aDiagonalDistance.getY());
rContainer.push_back(
new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent())));
aTransform.set(0, 2, 0.0);
aTransform.set(1, 2, aDistance.getY());
rContainer.push_back(
new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent())));
aTransform.set(0, 2, -aDiagonalDistance.getX());
aTransform.set(1, 2, aDiagonalDistance.getY());
rContainer.push_back(
new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent())));
aTransform.set(0, 2, -aDistance.getX());
aTransform.set(1, 2, 0.0);
rContainer.push_back(
new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent())));
aTransform.set(0, 2, -aDiagonalDistance.getX());
aTransform.set(1, 2, -aDiagonalDistance.getY());
rContainer.push_back(
new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent())));
aTransform.set(0, 2, 0.0);
aTransform.set(1, 2, -aDistance.getY());
rContainer.push_back(
new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent())));
aTransform.set(0, 2, aDiagonalDistance.getX());
aTransform.set(1, 2, -aDiagonalDistance.getY());
rContainer.push_back(
new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent())));
// at last, place original over it, but force to white
const basegfx::BColorModifierSharedPtr aBColorModifierToWhite
= std::make_shared<basegfx::BColorModifier_replace>(basegfx::BColor(1.0, 1.0, 1.0));
rContainer.push_back(new ModifiedColorPrimitive2D(
Primitive2DContainer(getTextContent()), aBColorModifierToWhite));
break;
}
}
}
TextEffectPrimitive2D::TextEffectPrimitive2D(Primitive2DContainer&& rTextContent,
const basegfx::B2DPoint& rRotationCenter,
double fDirection,
TextEffectStyle2D eTextEffectStyle2D)
: maTextContent(std::move(rTextContent))
, maRotationCenter(rRotationCenter)
, mfDirection(fDirection)
, meTextEffectStyle2D(eTextEffectStyle2D)
{
}
bool TextEffectPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if (BasePrimitive2D::operator==(rPrimitive))
{
const TextEffectPrimitive2D& rCompare
= static_cast<const TextEffectPrimitive2D&>(rPrimitive);
return (getTextContent() == rCompare.getTextContent()
&& getRotationCenter() == rCompare.getRotationCenter()
&& getDirection() == rCompare.getDirection()
&& getTextEffectStyle2D() == rCompare.getTextEffectStyle2D());
}
return false;
}
basegfx::B2DRange
TextEffectPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
{
// get range of content and grow by used fDiscreteSize. That way it is not necessary to ask
// the whole decomposition for its ranges (which may be expensive with outline mode which
// then will ask 9 times at nearly the same content. This may even be refined here using the
// TextEffectStyle information, e.g. for TEXTEFFECTSTYLE2D_RELIEF the grow needs only to
// be in two directions
basegfx::B2DRange aRetval(getTextContent().getB2DRange(rViewInformation));
aRetval.grow(fDiscreteSize);
return aRetval;
}
void TextEffectPrimitive2D::get2DDecomposition(
Primitive2DDecompositionVisitor& rVisitor,
const geometry::ViewInformation2D& rViewInformation) const
{
if (!getBuffered2DDecomposition().empty())
{
if (maLastObjectToViewTransformation != rViewInformation.getObjectToViewTransformation())
{
// conditions of last local decomposition have changed, delete
const_cast<TextEffectPrimitive2D*>(this)->setBuffered2DDecomposition(
Primitive2DContainer());
}
}
if (getBuffered2DDecomposition().empty())
{
// remember ViewRange and ViewTransformation
const_cast<TextEffectPrimitive2D*>(this)->maLastObjectToViewTransformation
= rViewInformation.getObjectToViewTransformation();
}
// use parent implementation
BufferedDecompositionPrimitive2D::get2DDecomposition(rVisitor, rViewInformation);
}
// provide unique ID
sal_uInt32 TextEffectPrimitive2D::getPrimitive2DID() const
{
return PRIMITIVE2D_ID_TEXTEFFECTPRIMITIVE2D;
}
} // end of namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
