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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include <cassert> | |
22 | ||
23 | #include "rowitem.hpp" | |
24 | #include "rowitemowner.hpp" | |
25 | #include "trace.hpp" | |
26 | ||
27 | using std::dynamic_pointer_cast; | |
28 | using std::max; | |
29 | using std::make_pair; | |
30 | using std::min; | |
31 | using std::pair; | |
32 | using std::set; | |
33 | using std::shared_ptr; | |
34 | using std::vector; | |
35 | ||
36 | namespace pv { | |
37 | namespace view { | |
38 | ||
39 | vector< shared_ptr<RowItem> >& RowItemOwner::child_items() | |
40 | { | |
41 | return items_; | |
42 | } | |
43 | ||
44 | const vector< shared_ptr<RowItem> >& RowItemOwner::child_items() const | |
45 | { | |
46 | return items_; | |
47 | } | |
48 | ||
49 | void RowItemOwner::clear_child_items() | |
50 | { | |
51 | for (auto &i : items_) { | |
52 | assert(i->owner() == this); | |
53 | i->set_owner(nullptr); | |
54 | } | |
55 | items_.clear(); | |
56 | } | |
57 | ||
58 | void RowItemOwner::add_child_item(std::shared_ptr<RowItem> item) | |
59 | { | |
60 | assert(!item->owner()); | |
61 | item->set_owner(this); | |
62 | items_.push_back(item); | |
63 | ||
64 | extents_changed(true, true); | |
65 | } | |
66 | ||
67 | void RowItemOwner::remove_child_item(std::shared_ptr<RowItem> item) | |
68 | { | |
69 | assert(item->owner() == this); | |
70 | item->set_owner(nullptr); | |
71 | auto iter = std::find(items_.begin(), items_.end(), item); | |
72 | assert(iter != items_.end()); | |
73 | items_.erase(iter); | |
74 | ||
75 | extents_changed(true, true); | |
76 | } | |
77 | ||
78 | RowItemOwner::iterator RowItemOwner::begin() | |
79 | { | |
80 | return iterator(this, items_.begin()); | |
81 | } | |
82 | ||
83 | RowItemOwner::iterator RowItemOwner::end() | |
84 | { | |
85 | return iterator(this); | |
86 | } | |
87 | ||
88 | RowItemOwner::const_iterator RowItemOwner::begin() const | |
89 | { | |
90 | return const_iterator(this, items_.cbegin()); | |
91 | } | |
92 | ||
93 | RowItemOwner::const_iterator RowItemOwner::end() const | |
94 | { | |
95 | return const_iterator(this); | |
96 | } | |
97 | ||
98 | set< RowItemOwner* > RowItemOwner::list_row_item_owners() | |
99 | { | |
100 | set< RowItemOwner* > owners; | |
101 | for (const auto &r : *this) | |
102 | owners.insert(r->owner()); | |
103 | return owners; | |
104 | } | |
105 | ||
106 | template<class T> | |
107 | set< shared_ptr<T> > RowItemOwner::list_by_type() | |
108 | { | |
109 | set< shared_ptr<T> > items; | |
110 | for (const auto &r : *this) { | |
111 | shared_ptr<T> p = dynamic_pointer_cast<T>(r); | |
112 | if (p) | |
113 | items.insert(p); | |
114 | } | |
115 | ||
116 | return items; | |
117 | } | |
118 | ||
119 | template set< shared_ptr<Trace> > RowItemOwner::list_by_type(); | |
120 | ||
121 | pair<int, int> RowItemOwner::v_extents() const | |
122 | { | |
123 | pair<int, int> extents(INT_MAX, INT_MIN); | |
124 | ||
125 | for (const shared_ptr<RowItem> r : child_items()) { | |
126 | assert(r); | |
127 | if (!r->enabled()) | |
128 | continue; | |
129 | ||
130 | const int child_offset = r->layout_v_offset(); | |
131 | const pair<int, int> child_extents = r->v_extents(); | |
132 | extents.first = min(child_extents.first + child_offset, | |
133 | extents.first); | |
134 | extents.second = max(child_extents.second + child_offset, | |
135 | extents.second); | |
136 | } | |
137 | ||
138 | return extents; | |
139 | } | |
140 | ||
141 | void RowItemOwner::restack_items() | |
142 | { | |
143 | } | |
144 | ||
145 | } // view | |
146 | } // pv |