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
|
/* -*- 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 <drawinglayer/processor2d/contourextractor2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
#include <drawinglayer/primitive2d/PolyPolygonColorPrimitive2D.hxx>
#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <drawinglayer/primitive2d/metafileprimitive2d.hxx>
#include <drawinglayer/primitive2d/transparenceprimitive2d.hxx>
#include <drawinglayer/primitive2d/maskprimitive2d.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <drawinglayer/primitive2d/sceneprimitive2d.hxx>
using namespace com::sun::star;
namespace drawinglayer::processor2d
{
ContourExtractor2D::ContourExtractor2D(
const geometry::ViewInformation2D& rViewInformation,
bool bExtractFillOnly)
: BaseProcessor2D(rViewInformation),
maExtractedContour(),
mbExtractFillOnly(bExtractFillOnly)
{
}
ContourExtractor2D::~ContourExtractor2D()
{
}
void ContourExtractor2D::processBasePrimitive2D(const primitive2d::BasePrimitive2D& rCandidate)
{
switch(rCandidate.getPrimitive2DID())
{
case PRIMITIVE2D_ID_POLYGONHAIRLINEPRIMITIVE2D :
{
if(!mbExtractFillOnly)
{
// extract hairline in world coordinates
const primitive2d::PolygonHairlinePrimitive2D& rPolygonCandidate(static_cast< const primitive2d::PolygonHairlinePrimitive2D& >(rCandidate));
basegfx::B2DPolygon aLocalPolygon(rPolygonCandidate.getB2DPolygon());
aLocalPolygon.transform(getViewInformation2D().getObjectTransformation());
if(aLocalPolygon.isClosed())
{
// line polygons need to be represented as open polygons to differentiate them
// from filled polygons
basegfx::utils::openWithGeometryChange(aLocalPolygon);
}
maExtractedContour.emplace_back(aLocalPolygon);
}
break;
}
case PRIMITIVE2D_ID_POLYPOLYGONCOLORPRIMITIVE2D :
{
// extract fill in world coordinates
const primitive2d::PolyPolygonColorPrimitive2D& rPolygonCandidate(static_cast< const primitive2d::PolyPolygonColorPrimitive2D& >(rCandidate));
basegfx::B2DPolyPolygon aLocalPolyPolygon(rPolygonCandidate.getB2DPolyPolygon());
aLocalPolyPolygon.transform(getViewInformation2D().getObjectTransformation());
maExtractedContour.push_back(aLocalPolyPolygon);
break;
}
case PRIMITIVE2D_ID_BITMAPPRIMITIVE2D :
{
// extract BoundRect from bitmaps in world coordinates
const primitive2d::BitmapPrimitive2D& rBitmapCandidate(static_cast< const primitive2d::BitmapPrimitive2D& >(rCandidate));
basegfx::B2DHomMatrix aLocalTransform(getViewInformation2D().getObjectTransformation() * rBitmapCandidate.getTransform());
basegfx::B2DPolygon aPolygon(basegfx::utils::createUnitPolygon());
aPolygon.transform(aLocalTransform);
maExtractedContour.emplace_back(aPolygon);
break;
}
case PRIMITIVE2D_ID_METAFILEPRIMITIVE2D :
{
// extract BoundRect from MetaFiles in world coordinates
const primitive2d::MetafilePrimitive2D& rMetaCandidate(static_cast< const primitive2d::MetafilePrimitive2D& >(rCandidate));
basegfx::B2DHomMatrix aLocalTransform(getViewInformation2D().getObjectTransformation() * rMetaCandidate.getTransform());
basegfx::B2DPolygon aPolygon(basegfx::utils::createUnitPolygon());
aPolygon.transform(aLocalTransform);
maExtractedContour.emplace_back(aPolygon);
break;
}
case PRIMITIVE2D_ID_TRANSPARENCEPRIMITIVE2D :
{
// sub-transparence group. Look at children
const primitive2d::TransparencePrimitive2D& rTransCandidate(static_cast< const primitive2d::TransparencePrimitive2D& >(rCandidate));
process(rTransCandidate.getChildren());
break;
}
case PRIMITIVE2D_ID_MASKPRIMITIVE2D :
{
// extract mask in world coordinates, ignore content
const primitive2d::MaskPrimitive2D& rMaskCandidate(static_cast< const primitive2d::MaskPrimitive2D& >(rCandidate));
basegfx::B2DPolyPolygon aMask(rMaskCandidate.getMask());
aMask.transform(getViewInformation2D().getObjectTransformation());
maExtractedContour.push_back(aMask);
break;
}
case PRIMITIVE2D_ID_TRANSFORMPRIMITIVE2D :
{
// remember current ViewInformation2D
const primitive2d::TransformPrimitive2D& rTransformCandidate(static_cast< const primitive2d::TransformPrimitive2D& >(rCandidate));
const geometry::ViewInformation2D aLastViewInformation2D(getViewInformation2D());
// create new local ViewInformation2D
const geometry::ViewInformation2D aViewInformation2D(
getViewInformation2D().getObjectTransformation() * rTransformCandidate.getTransformation(),
getViewInformation2D().getViewTransformation(),
getViewInformation2D().getViewport(),
getViewInformation2D().getVisualizedPage(),
getViewInformation2D().getViewTime(),
getViewInformation2D().getExtendedInformationSequence());
updateViewInformation(aViewInformation2D);
// process content
process(rTransformCandidate.getChildren());
// restore transformations
updateViewInformation(aLastViewInformation2D);
break;
}
case PRIMITIVE2D_ID_SCENEPRIMITIVE2D :
{
// 2D Scene primitive containing 3D stuff; extract 2D contour in world coordinates
const primitive2d::ScenePrimitive2D& rScenePrimitive2DCandidate(static_cast< const primitive2d::ScenePrimitive2D& >(rCandidate));
const primitive2d::Primitive2DContainer xExtracted2DSceneGeometry(rScenePrimitive2DCandidate.getGeometry2D());
const primitive2d::Primitive2DContainer xExtracted2DSceneShadow(rScenePrimitive2DCandidate.getShadow2D());
// process content
if(!xExtracted2DSceneGeometry.empty())
{
process(xExtracted2DSceneGeometry);
}
// process content
if(!xExtracted2DSceneShadow.empty())
{
process(xExtracted2DSceneShadow);
}
break;
}
case PRIMITIVE2D_ID_WRONGSPELLPRIMITIVE2D :
case PRIMITIVE2D_ID_MARKERARRAYPRIMITIVE2D :
case PRIMITIVE2D_ID_POINTARRAYPRIMITIVE2D :
{
// ignorable primitives
break;
}
case PRIMITIVE2D_ID_TEXTSIMPLEPORTIONPRIMITIVE2D :
case PRIMITIVE2D_ID_TEXTDECORATEDPORTIONPRIMITIVE2D :
{
// primitives who's BoundRect will be added in world coordinates
basegfx::B2DRange aRange(rCandidate.getB2DRange(getViewInformation2D()));
if (!aRange.isEmpty())
{
aRange.transform(getViewInformation2D().getObjectTransformation());
maExtractedContour.emplace_back(basegfx::utils::createPolygonFromRect(aRange));
}
break;
}
default :
{
// process recursively
process(rCandidate);
break;
}
}
}
} // end of namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
