aboutsummaryrefslogtreecommitdiffstats
path: root/src/plugins/qmldesigner/components/curveeditor/detail/graphicsscene.h
blob: 9443130b3e27e97c780897eda4b59cc9c69d0743 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Design Tooling
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/

#pragma once

#include "keyframeitem.h"

#include <QGraphicsScene>

namespace DesignTools {

class AnimationCurve;
class CurveItem;
class GraphicsView;

class GraphicsScene : public QGraphicsScene
{
    Q_OBJECT

signals:
    void curveChanged(unsigned int id, const AnimationCurve &curve);

public:
    GraphicsScene(QObject *parent = nullptr);

    ~GraphicsScene() override;

    bool empty() const;

    bool hasActiveKeyframe() const;

    bool hasActiveHandle() const;

    bool hasActiveItem() const;

    bool hasSelectedKeyframe() const;

    bool hasEditableSegment(double time) const;

    double minimumTime() const;

    double maximumTime() const;

    double minimumValue() const;

    double maximumValue() const;

    QRectF rect() const;

    QVector<CurveItem *> curves() const;

    QVector<CurveItem *> selectedCurves() const;

    QVector<KeyframeItem *> keyframes() const;

    QVector<KeyframeItem *> selectedKeyframes() const;

    QVector<HandleItem *> handles() const;

    CurveItem *findCurve(unsigned int id) const;

    SelectableItem *intersect(const QPointF &pos) const;

    void reset();

    void deleteSelectedKeyframes();

    void insertKeyframe(double time, bool all = false);

    void doNotMoveItems(bool tmp);

    void addCurveItem(CurveItem *item);

    void moveToBottom(CurveItem *item);

    void moveToTop(CurveItem *item);

    void setComponentTransform(const QTransform &transform);

    void keyframeMoved(KeyframeItem *item, const QPointF &direction);

    void handleUnderMouse(HandleItem *handle);

    void handleMoved(KeyframeItem *frame, HandleItem::Slot slot, double angle, double deltaLength);

    void setPinned(uint id, bool pinned);

    std::vector<CurveItem *> takePinnedItems();

protected:
    void mouseMoveEvent(QGraphicsSceneMouseEvent *mouseEvent) override;

    void mouseReleaseEvent(QGraphicsSceneMouseEvent *mouseEvent) override;

private:
    using QGraphicsScene::addItem;

    using QGraphicsScene::clear;

    using QGraphicsScene::removeItem;

    GraphicsView *graphicsView() const;

    QRectF limits() const;

    void resetZValues();

    QVector<CurveItem *> m_curves;

    mutable bool m_dirty;

    mutable QRectF m_limits;

    bool m_doNotMoveItems;
};

} // End namespace DesignTools.