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23935421 JH |
1 | /* |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2013 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 <assert.h> | |
22 | ||
23 | #include "view.h" | |
24 | ||
25 | #include "rowitem.h" | |
26 | ||
27 | namespace pv { | |
28 | namespace view { | |
29 | ||
30 | RowItem::RowItem() : | |
eae6e30a | 31 | _owner(NULL), |
be9e7b4b | 32 | _layout_v_offset(0), |
7ff0145f JH |
33 | _visual_v_offset(0), |
34 | _v_offset_animation(this, "visual_v_offset") | |
23935421 JH |
35 | { |
36 | } | |
37 | ||
be9e7b4b | 38 | int RowItem::layout_v_offset() const |
23935421 | 39 | { |
be9e7b4b | 40 | return _layout_v_offset; |
23935421 JH |
41 | } |
42 | ||
be9e7b4b | 43 | void RowItem::set_layout_v_offset(int v_offset) |
23935421 | 44 | { |
be9e7b4b JH |
45 | if (_layout_v_offset == v_offset) |
46 | return; | |
47 | ||
48 | _layout_v_offset = v_offset; | |
32218d3e JH |
49 | |
50 | if (_owner) | |
51 | _owner->extents_changed(false, true); | |
be9e7b4b JH |
52 | } |
53 | ||
54 | int RowItem::visual_v_offset() const | |
55 | { | |
56 | return _visual_v_offset; | |
57 | } | |
58 | ||
59 | void RowItem::set_visual_v_offset(int v_offset) | |
60 | { | |
61 | _visual_v_offset = v_offset; | |
32218d3e JH |
62 | |
63 | if (_owner) | |
64 | _owner->appearance_changed(true, true); | |
be9e7b4b JH |
65 | } |
66 | ||
67 | void RowItem::force_to_v_offset(int v_offset) | |
68 | { | |
7ff0145f | 69 | _v_offset_animation.stop(); |
be9e7b4b | 70 | _layout_v_offset = _visual_v_offset = v_offset; |
23935421 JH |
71 | } |
72 | ||
7ff0145f JH |
73 | void RowItem::animate_to_layout_v_offset() |
74 | { | |
75 | if (_visual_v_offset == _layout_v_offset || | |
76 | (_v_offset_animation.endValue() == _layout_v_offset && | |
77 | _v_offset_animation.state() == QAbstractAnimation::Running)) | |
78 | return; | |
79 | ||
80 | _v_offset_animation.setDuration(100); | |
81 | _v_offset_animation.setStartValue(_visual_v_offset); | |
82 | _v_offset_animation.setEndValue(_layout_v_offset); | |
83 | _v_offset_animation.setEasingCurve(QEasingCurve::OutQuad); | |
84 | _v_offset_animation.start(); | |
85 | } | |
86 | ||
bd9a1f17 JH |
87 | RowItemOwner* RowItem::owner() const |
88 | { | |
89 | return _owner; | |
90 | } | |
91 | ||
eae6e30a | 92 | void RowItem::set_owner(RowItemOwner *owner) |
23935421 | 93 | { |
be9e7b4b | 94 | assert(_owner || owner); |
7ff0145f JH |
95 | _v_offset_animation.stop(); |
96 | ||
97 | if (_owner) { | |
98 | const int owner_offset = _owner->owner_visual_v_offset(); | |
99 | _layout_v_offset += owner_offset; | |
100 | _visual_v_offset += owner_offset; | |
101 | } | |
be9e7b4b | 102 | |
eae6e30a | 103 | _owner = owner; |
7ff0145f JH |
104 | |
105 | if (_owner) { | |
106 | const int owner_offset = _owner->owner_visual_v_offset(); | |
107 | _layout_v_offset -= owner_offset; | |
108 | _visual_v_offset -= owner_offset; | |
109 | } | |
23935421 JH |
110 | } |
111 | ||
be9e7b4b | 112 | int RowItem::get_visual_y() const |
23935421 | 113 | { |
eae6e30a | 114 | assert(_owner); |
7ff0145f | 115 | return _visual_v_offset + _owner->owner_visual_v_offset(); |
23935421 JH |
116 | } |
117 | ||
0dda6fe5 JH |
118 | QPoint RowItem::point() const |
119 | { | |
be9e7b4b | 120 | return QPoint(0, visual_v_offset()); |
0dda6fe5 JH |
121 | } |
122 | ||
23935421 JH |
123 | void RowItem::paint_back(QPainter &p, int left, int right) |
124 | { | |
125 | (void)p; | |
126 | (void)left; | |
127 | (void)right; | |
128 | } | |
129 | ||
130 | void RowItem::paint_mid(QPainter &p, int left, int right) | |
131 | { | |
132 | (void)p; | |
133 | (void)left; | |
134 | (void)right; | |
135 | } | |
136 | ||
137 | void RowItem::paint_fore(QPainter &p, int left, int right) | |
138 | { | |
139 | (void)p; | |
140 | (void)left; | |
141 | (void)right; | |
142 | } | |
143 | ||
144 | void RowItem::hover_point_changed() | |
145 | { | |
146 | } | |
147 | ||
148 | } // namespace view | |
149 | } // namespace pv |