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18f7104f JH |
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 | ||
af503b10 JH |
21 | #ifndef PULSEVIEW_PV_VIEW_TRACETREEITEMOWNER_HPP |
22 | #define PULSEVIEW_PV_VIEW_TRACETREEITEMOWNER_HPP | |
18f7104f | 23 | |
c373f828 JH |
24 | #include "viewitemowner.hpp" |
25 | #include "tracetreeitem.hpp" | |
6b715302 | 26 | |
18f7104f JH |
27 | namespace pv { |
28 | ||
2b81ae46 | 29 | class Session; |
18f7104f JH |
30 | |
31 | namespace view { | |
32 | ||
af503b10 | 33 | class TraceTreeItem; |
18f7104f JH |
34 | class View; |
35 | ||
c373f828 | 36 | class TraceTreeItemOwner : public ViewItemOwner |
18f7104f | 37 | { |
6b715302 | 38 | public: |
18f7104f JH |
39 | /** |
40 | * Returns the view of the owner. | |
41 | */ | |
42 | virtual pv::view::View* view() = 0; | |
43 | ||
44 | /** | |
45 | * Returns the view of the owner. | |
46 | */ | |
47 | virtual const pv::view::View* view() const = 0; | |
48 | ||
7ff0145f | 49 | virtual int owner_visual_v_offset() const = 0; |
18f7104f | 50 | |
c373f828 JH |
51 | /** |
52 | * Returns the session of the onwer. | |
53 | */ | |
54 | virtual pv::Session& session() = 0; | |
55 | ||
56 | /** | |
57 | * Returns the session of the owner. | |
58 | */ | |
59 | virtual const pv::Session& session() const = 0; | |
60 | ||
3e769a37 JH |
61 | /** |
62 | * Returns the number of nested parents that this row item owner has. | |
63 | */ | |
64 | virtual unsigned int depth() const = 0; | |
65 | ||
6b715302 JH |
66 | /** |
67 | * Returns a list of row items owned by this object. | |
68 | */ | |
69 | virtual const item_list& child_items() const; | |
68b21a71 | 70 | |
c373f828 JH |
71 | /** |
72 | * Returns a list of row items owned by this object. | |
73 | */ | |
74 | std::vector< std::shared_ptr<TraceTreeItem> > | |
75 | trace_tree_child_items() const; | |
76 | ||
68b21a71 JH |
77 | /** |
78 | * Clears the list of child items. | |
79 | */ | |
80 | void clear_child_items(); | |
81 | ||
82 | /** | |
83 | * Adds a child item to this object. | |
84 | */ | |
af503b10 | 85 | void add_child_item(std::shared_ptr<TraceTreeItem> item); |
68b21a71 JH |
86 | |
87 | /** | |
88 | * Removes a child item from this object. | |
89 | */ | |
af503b10 | 90 | void remove_child_item(std::shared_ptr<TraceTreeItem> item); |
18f7104f | 91 | |
c373f828 | 92 | virtual void restack_items(); |
6046c19d | 93 | |
a5d93c27 JH |
94 | /** |
95 | * Computes the vertical extents of the contents of this row item owner. | |
96 | * @return A pair containing the minimum and maximum y-values. | |
97 | */ | |
98 | std::pair<int, int> v_extents() const; | |
99 | ||
ac0708fb SA |
100 | /* |
101 | * Reassigns background color states to all its children, thereby | |
102 | * providing them with alternating backgrounds. | |
5d738861 | 103 | * @param next_bgcolour_state First brightness state to use. |
ac0708fb SA |
104 | * @return The next brightness state to use. |
105 | */ | |
106 | bool reassign_bgcolour_states(bool next_bgcolour_state); | |
107 | ||
32218d3e | 108 | public: |
6e2c3c85 | 109 | virtual void row_item_appearance_changed(bool label, bool content) = 0; |
32218d3e JH |
110 | |
111 | virtual void extents_changed(bool horz, bool vert) = 0; | |
18f7104f JH |
112 | }; |
113 | ||
114 | } // view | |
115 | } // pv | |
116 | ||
af503b10 | 117 | #endif // PULSEVIEW_PV_VIEW_TRACETREEITEMOWNER_HPP |