src/editmodes/selectMode.cc

changeset 933
f4c80d92e71e
parent 932
738673e8a6b4
child 934
be8128aff739
equal deleted inserted replaced
932:738673e8a6b4 933:f4c80d92e71e
1 /*
2 * LDForge: LDraw parts authoring CAD
3 * Copyright (C) 2013 - 2015 Teemu Piippo
4 *
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19 #include <QMouseEvent>
20 #include "selectMode.h"
21 #include "../glRenderer.h"
22 #include "../addObjectDialog.h"
23 #include "../mainWindow.h"
24 #include "../glRenderer.h"
25
26 SelectMode::SelectMode (GLRenderer* renderer) :
27 Super (renderer),
28 m_rangepick (false) {}
29
30 EditModeType SelectMode::type() const
31 {
32 return EditModeType::Select;
33 }
34
35 void SelectMode::render (QPainter& painter) const
36 {
37 // If we're range-picking, draw a rectangle encompassing the selection area.
38 if (m_rangepick)
39 {
40 int x0 = m_rangeStart.x(),
41 y0 = m_rangeStart.y(),
42 x1 = renderer()->mousePosition().x(),
43 y1 = renderer()->mousePosition().y();
44
45 QRect rect (x0, y0, x1 - x0, y1 - y0);
46 QColor fillColor = (m_addpick ? "#40FF00" : "#00CCFF");
47 fillColor.setAlphaF (0.2f);
48 painter.setPen (QPen (QColor (0, 0, 0, 208), 2, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
49 painter.setBrush (QBrush (fillColor));
50 painter.drawRect (rect);
51 }
52 }
53
54 bool SelectMode::mouseReleased (MouseEventData const& data)
55 {
56 if (Super::mouseReleased (data))
57 return true;
58
59 if (data.releasedButtons & Qt::LeftButton)
60 {
61 if (not data.mouseMoved)
62 m_rangepick = false;
63
64 if (not m_rangepick)
65 m_addpick = (data.keymods & Qt::ControlModifier);
66
67 if (not data.mouseMoved or m_rangepick)
68 {
69 QRect area;
70 int const mx = data.ev->x();
71 int const my = data.ev->y();
72
73 if (not m_rangepick)
74 {
75 area = QRect (mx, my, 1, 1);
76 }
77 else
78 {
79 int const x = Min (m_rangeStart.x(), mx);
80 int const y = Min (m_rangeStart.y(), my);
81 int const width = Abs (m_rangeStart.x() - mx);
82 int const height = Abs (m_rangeStart.y() - my);
83 area = QRect (x, y, width, height);
84 }
85
86 renderer()->pick (area, m_addpick);
87 }
88
89 m_rangepick = false;
90 return true;
91 }
92
93 return false;
94 }
95
96 bool SelectMode::mousePressed (QMouseEvent* ev)
97 {
98 if (Super::mousePressed (ev))
99 return true;
100
101 if (ev->modifiers() & Qt::ControlModifier)
102 {
103 m_rangepick = true;
104 m_rangeStart.setX (ev->x());
105 m_rangeStart.setY (ev->y());
106 m_addpick = (ev->modifiers() & Qt::AltModifier);
107 return true;
108 }
109
110 return false;
111 }
112
113 bool SelectMode::mouseDoubleClicked (QMouseEvent* ev)
114 {
115 if (Super::mouseDoubleClicked (ev))
116 return true;
117
118 if (ev->buttons() & Qt::LeftButton)
119 {
120 renderer()->document()->clearSelection();
121 LDObjectPtr obj = renderer()->pickOneObject (ev->x(), ev->y());
122
123 if (obj != null)
124 {
125 AddObjectDialog::staticDialog (obj->type(), obj);
126 g_win->endAction();
127 return true;
128 }
129 }
130
131 return false;
132 }
133
134 bool SelectMode::mouseMoved (QMouseEvent*)
135 {
136 return m_rangepick;
137 }

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