2 * This file is part of the PulseView project.
4 * Copyright (C) 2013 Joel Holdsworth <joel@airwebreathe.org.uk>
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.
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.
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
34 _v_offset_animation(this, "visual_v_offset")
38 int RowItem::layout_v_offset() const
40 return _layout_v_offset;
43 void RowItem::set_layout_v_offset(int v_offset)
45 if (_layout_v_offset == v_offset)
48 _layout_v_offset = v_offset;
51 _owner->extents_changed(false, true);
54 int RowItem::visual_v_offset() const
56 return _visual_v_offset;
59 void RowItem::set_visual_v_offset(int v_offset)
61 _visual_v_offset = v_offset;
64 _owner->appearance_changed(true, true);
67 void RowItem::force_to_v_offset(int v_offset)
69 _v_offset_animation.stop();
70 _layout_v_offset = _visual_v_offset = v_offset;
73 void RowItem::animate_to_layout_v_offset()
75 if (_visual_v_offset == _layout_v_offset ||
76 (_v_offset_animation.endValue() == _layout_v_offset &&
77 _v_offset_animation.state() == QAbstractAnimation::Running))
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();
87 RowItemOwner* RowItem::owner() const
92 void RowItem::set_owner(RowItemOwner *owner)
94 assert(_owner || owner);
95 _v_offset_animation.stop();
98 const int owner_offset = _owner->owner_visual_v_offset();
99 _layout_v_offset += owner_offset;
100 _visual_v_offset += owner_offset;
106 const int owner_offset = _owner->owner_visual_v_offset();
107 _layout_v_offset -= owner_offset;
108 _visual_v_offset -= owner_offset;
112 int RowItem::get_visual_y() const
115 return _visual_v_offset + _owner->owner_visual_v_offset();
118 QPoint RowItem::point() const
120 return QPoint(0, visual_v_offset());
123 void RowItem::paint_back(QPainter &p, int left, int right)
130 void RowItem::paint_mid(QPainter &p, int left, int right)
137 void RowItem::paint_fore(QPainter &p, int left, int right)
144 void RowItem::hover_point_changed()