summaryrefslogtreecommitdiff
path: root/svl/source/items/IndexedStyleSheets.cxx
blob: dc5b8ed3baf353941524dbea23b1693136f4f6c8 (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
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
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
/* -*- 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/.
 */


#include <svl/IndexedStyleSheets.hxx>
#include <svl/style.hxx>

#include <stdexcept>
#include <algorithm>
#include <utility>

using rtl::OUString;


namespace {
const size_t NUMBER_OF_FAMILIES = 6;
size_t family_to_index(SfxStyleFamily family)
{
    switch (family) {
    case SFX_STYLE_FAMILY_CHAR:
        return 0;
    case SFX_STYLE_FAMILY_PARA:
        return 1;
    case SFX_STYLE_FAMILY_FRAME:
        return 2;
    case SFX_STYLE_FAMILY_PAGE:
        return 3;
    case SFX_STYLE_FAMILY_PSEUDO:
        return 4;
    case SFX_STYLE_FAMILY_ALL:
        return 5;
    }
    assert(false); // only for compiler warning. all cases are handled in the switch
    return 0;
}
}

namespace svl {

IndexedStyleSheets::IndexedStyleSheets()
{
    for (size_t i = 0; i < NUMBER_OF_FAMILIES; i++) {
        mStyleSheetPositionsByFamily.push_back(std::vector<unsigned>());
    }
;}


void
IndexedStyleSheets::Register(const SfxStyleSheetBase& style, unsigned pos)
{
    mPositionsByName.insert(std::make_pair(style.GetName(), pos));
    size_t position = family_to_index(style.GetFamily());
    mStyleSheetPositionsByFamily.at(position).push_back(pos);
    size_t positionForFamilyAll = family_to_index(SFX_STYLE_FAMILY_ALL);
    mStyleSheetPositionsByFamily.at(positionForFamilyAll).push_back(pos);
}

void
IndexedStyleSheets::Reindex()
{
    mPositionsByName.clear();
    mStyleSheetPositionsByFamily.clear();
    for (size_t i = 0; i < NUMBER_OF_FAMILIES; i++) {
        mStyleSheetPositionsByFamily.push_back(std::vector<unsigned>());
    }

    unsigned i = 0;
    for (VectorType::const_iterator it = mStyleSheets.begin();
                                    it != mStyleSheets.end(); ++it) {
        SfxStyleSheetBase* p = it->get();
        Register(*p, i);
        ++i;
    }
}

unsigned
IndexedStyleSheets::GetNumberOfStyleSheets() const
{
    return mStyleSheets.size();
}

void
IndexedStyleSheets::AddStyleSheet(rtl::Reference< SfxStyleSheetBase > style)
{
    if (!HasStyleSheet(style)) {
        mStyleSheets.push_back(style);
        // since we just added an element to the vector, we can safely do -1 as it will always be >= 1
        Register(*style, mStyleSheets.size()-1);
    }
}

bool
IndexedStyleSheets::RemoveStyleSheet(rtl::Reference< SfxStyleSheetBase > style)
{
    rtl::OUString styleName = style->GetName();
    std::vector<unsigned> positions = FindPositionsByName(styleName);
    bool found = false;
    unsigned stylePosition = 0;
    for (std::vector<unsigned>::const_iterator it = positions.begin();
                                               it != positions.end(); ++it) {
        if (mStyleSheets.at(*it) == style) {
            found = true;
            stylePosition = *it;
            break;
        }
    }

    if (found) {
        mStyleSheets.erase(mStyleSheets.begin() + stylePosition);
        Reindex();
    }
    return found;
}

std::vector<unsigned>
IndexedStyleSheets::FindPositionsByName(const rtl::OUString& name) const
{
    std::vector<unsigned> r;
    std::pair<MapType::const_iterator, MapType::const_iterator> range = mPositionsByName.equal_range(name);
    for (MapType::const_iterator it = range.first; it != range.second; ++it) {
        r.push_back(it->second);
    }
    return r;
}

std::vector<unsigned>
IndexedStyleSheets::FindPositionsByNameAndPredicate(const rtl::OUString& name,
        StyleSheetPredicate& predicate, SearchBehavior behavior) const
{
    std::vector<unsigned> r;
    MapType::const_iterator it = mPositionsByName.find(name);
    for (/**/; it != mPositionsByName.end(); ++it) {
        unsigned pos = it->second;
        SfxStyleSheetBase *ssheet = mStyleSheets.at(pos).get();
        if (predicate.Check(*ssheet)) {
            r.push_back(pos);
            if (behavior == RETURN_FIRST) {
                break;
            }
        }
    }
    return r;
}


unsigned
IndexedStyleSheets::GetNumberOfStyleSheetsWithPredicate(StyleSheetPredicate& predicate) const
{
    unsigned r = 0;
    for (VectorType::const_iterator it = mStyleSheets.begin(); it != mStyleSheets.end(); ++it) {
        const SfxStyleSheetBase *ssheet = it->get();
        if (predicate.Check(*ssheet)) {
            ++r;
        }
    }
    return r;
}

rtl::Reference<SfxStyleSheetBase>
IndexedStyleSheets::GetNthStyleSheetThatMatchesPredicate(
        unsigned n,
        StyleSheetPredicate& predicate,
        unsigned startAt)
{
    rtl::Reference<SfxStyleSheetBase> retval;
    unsigned matching = 0;
    for (VectorType::iterator it = mStyleSheets.begin()+startAt; it != mStyleSheets.end(); ++it) {
        SfxStyleSheetBase *ssheet = it->get();
        if (predicate.Check(*ssheet)) {
            if (matching == n) {
                retval = *it;
                break;
            }
            ++matching;
        }
    }
    return retval;
}

unsigned
IndexedStyleSheets::FindStyleSheetPosition(const SfxStyleSheetBase& style) const
{
    VectorType::const_iterator it = std::find(mStyleSheets.begin(), mStyleSheets.end(), &style);
    if (it == mStyleSheets.end()) {
        throw std::runtime_error("IndexedStyleSheets::FindStylePosition Looked for style not in index");
    }
    return std::distance(mStyleSheets.begin(), it);
}

void
IndexedStyleSheets::Clear(StyleSheetDisposer& disposer)
{
    for (VectorType::iterator it = mStyleSheets.begin(); it != mStyleSheets.end(); ++it) {
        disposer.Dispose(*it);
    }
    mStyleSheets.clear();
    mPositionsByName.clear();
}

IndexedStyleSheets::~IndexedStyleSheets()
{;}

bool
IndexedStyleSheets::HasStyleSheet(rtl::Reference< SfxStyleSheetBase > style) const
{
    rtl::OUString styleName = style->GetName();
    std::vector<unsigned> positions = FindPositionsByName(styleName);
    for (std::vector<unsigned>::const_iterator it = positions.begin();
                                               it != positions.end(); ++it) {
        if (mStyleSheets.at(*it) == style) {
            return true;
        }
    }
    return false;
}

rtl::Reference< SfxStyleSheetBase >
IndexedStyleSheets::GetStyleSheetByPosition(unsigned pos)
{
    if( pos < mStyleSheets.size() )
        return mStyleSheets.at(pos);
    return NULL;
}

void
IndexedStyleSheets::ApplyToAllStyleSheets(StyleSheetCallback& callback) const
{
    for (VectorType::const_iterator it = mStyleSheets.begin(); it != mStyleSheets.end(); ++it) {
        callback.DoIt(**it);
    }
}

std::vector<unsigned>
IndexedStyleSheets::FindPositionsByPredicate(StyleSheetPredicate& predicate) const
{
    std::vector<unsigned> r;
    for (VectorType::const_iterator it = mStyleSheets.begin(); it != mStyleSheets.end(); ++it) {
        if (predicate.Check(**it)) {
            r.push_back(std::distance(mStyleSheets.begin(), it));
        }
    }
    return r;
}

const std::vector<unsigned>&
IndexedStyleSheets::GetStyleSheetPositionsByFamily(SfxStyleFamily e) const
{
    size_t position = family_to_index(e);
    return mStyleSheetPositionsByFamily.at(position);
}

} /* namespace svl */

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