1 | /**************************************************************************** |
2 | ** |
3 | ** Copyright (C) 2016 The Qt Company Ltd. |
4 | ** Contact: https://www.qt.io/licensing/ |
5 | ** |
6 | ** This file is part of the Qt Designer of the Qt Toolkit. |
7 | ** |
8 | ** $QT_BEGIN_LICENSE:GPL-EXCEPT$ |
9 | ** Commercial License Usage |
10 | ** Licensees holding valid commercial Qt licenses may use this file in |
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12 | ** Software or, alternatively, in accordance with the terms contained in |
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14 | ** and conditions see https://www.qt.io/terms-conditions. For further |
15 | ** information use the contact form at https://www.qt.io/contact-us. |
16 | ** |
17 | ** GNU General Public License Usage |
18 | ** Alternatively, this file may be used under the terms of the GNU |
19 | ** General Public License version 3 as published by the Free Software |
20 | ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT |
21 | ** included in the packaging of this file. Please review the following |
22 | ** information to ensure the GNU General Public License requirements will |
23 | ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
24 | ** |
25 | ** $QT_END_LICENSE$ |
26 | ** |
27 | ****************************************************************************/ |
28 | |
29 | // |
30 | // W A R N I N G |
31 | // ------------- |
32 | // |
33 | // This file is not part of the Qt API. It exists for the convenience |
34 | // of Qt Designer. This header |
35 | // file may change from version to version without notice, or even be removed. |
36 | // |
37 | // We mean it. |
38 | // |
39 | |
40 | #ifndef QDESIGNER_GRID_H |
41 | #define QDESIGNER_GRID_H |
42 | |
43 | #include "shared_global_p.h" |
44 | |
45 | #include <QtCore/qvariant.h> |
46 | |
47 | QT_BEGIN_NAMESPACE |
48 | |
49 | class QWidget; |
50 | class QPaintEvent; |
51 | class QPainter; |
52 | |
53 | namespace qdesigner_internal { |
54 | |
55 | // Designer grid which is able to serialize to QVariantMap |
56 | class QDESIGNER_SHARED_EXPORT Grid |
57 | { |
58 | public: |
59 | Grid(); |
60 | |
61 | bool fromVariantMap(const QVariantMap& vm); |
62 | |
63 | void addToVariantMap(QVariantMap& vm, bool forceKeys = false) const; |
64 | QVariantMap toVariantMap(bool forceKeys = false) const; |
65 | |
66 | inline bool visible() const { return m_visible; } |
67 | void setVisible(bool visible) { m_visible = visible; } |
68 | |
69 | inline bool snapX() const { return m_snapX; } |
70 | void setSnapX(bool snap) { m_snapX = snap; } |
71 | |
72 | inline bool snapY() const { return m_snapY; } |
73 | void setSnapY(bool snap) { m_snapY = snap; } |
74 | |
75 | inline int deltaX() const { return m_deltaX; } |
76 | void setDeltaX(int dx) { m_deltaX = dx; } |
77 | |
78 | inline int deltaY() const { return m_deltaY; } |
79 | void setDeltaY(int dy) { m_deltaY = dy; } |
80 | |
81 | void paint(QWidget *widget, QPaintEvent *e) const; |
82 | void paint(QPainter &p, const QWidget *widget, QPaintEvent *e) const; |
83 | |
84 | QPoint snapPoint(const QPoint &p) const; |
85 | |
86 | int widgetHandleAdjustX(int x) const; |
87 | int widgetHandleAdjustY(int y) const; |
88 | |
89 | inline bool operator==(const Grid &rhs) const { return equals(rhs); } |
90 | inline bool operator!=(const Grid &rhs) const { return !equals(rhs); } |
91 | |
92 | private: |
93 | bool equals(const Grid &rhs) const; |
94 | int snapValue(int value, int grid) const; |
95 | bool m_visible; |
96 | bool m_snapX; |
97 | bool m_snapY; |
98 | int m_deltaX; |
99 | int m_deltaY; |
100 | }; |
101 | } // namespace qdesigner_internal |
102 | |
103 | QT_END_NAMESPACE |
104 | |
105 | #endif // QDESIGNER_GRID_H |
106 | |