1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2015 The Qt Company Ltd. 4 ** Contact: http://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtDeclarative module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see http://www.qt.io/terms-conditions. For further 15 ** information use the contact form at http://www.qt.io/contact-us. 16 ** 17 ** GNU Lesser General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU Lesser 19 ** General Public License version 2.1 or version 3 as published by the Free 20 ** Software Foundation and appearing in the file LICENSE.LGPLv21 and 21 ** LICENSE.LGPLv3 included in the packaging of this file. Please review the 22 ** following information to ensure the GNU Lesser General Public License 23 ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and 24 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. 25 ** 26 ** As a special exception, The Qt Company gives you certain additional 27 ** rights. These rights are described in The Qt Company LGPL Exception 28 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. 29 ** 30 ** GNU General Public License Usage 31 ** Alternatively, this file may be used under the terms of the GNU 32 ** General Public License version 3.0 as published by the Free Software 33 ** Foundation and appearing in the file LICENSE.GPL included in the 34 ** packaging of this file. Please review the following information to 35 ** ensure the GNU General Public License version 3.0 requirements will be 36 ** met: http://www.gnu.org/copyleft/gpl.html. 37 ** 38 ** $QT_END_LICENSE$ 39 ** 40 ****************************************************************************/ 41 42 #ifndef QDECLARATIVEANCHORS_H 43 #define QDECLARATIVEANCHORS_H 44 45 #include "qdeclarativeitem.h" 46 47 #include <qdeclarative.h> 48 49 #include <QtCore/QObject> 50 51 #include <private/qdeclarativeglobal_p.h> 52 53 QT_BEGIN_HEADER 54 55 QT_BEGIN_NAMESPACE 56 57 QT_MODULE(Declarative) 58 59 class QDeclarativeAnchorsPrivate; 60 class QDeclarativeAnchorLine; 61 class Q_DECLARATIVE_PRIVATE_EXPORT QDeclarativeAnchors : public QObject 62 { 63 Q_OBJECT 64 65 Q_PROPERTY(QDeclarativeAnchorLine left READ left WRITE setLeft RESET resetLeft NOTIFY leftChanged) 66 Q_PROPERTY(QDeclarativeAnchorLine right READ right WRITE setRight RESET resetRight NOTIFY rightChanged) 67 Q_PROPERTY(QDeclarativeAnchorLine horizontalCenter READ horizontalCenter WRITE setHorizontalCenter RESET resetHorizontalCenter NOTIFY horizontalCenterChanged) 68 Q_PROPERTY(QDeclarativeAnchorLine top READ top WRITE setTop RESET resetTop NOTIFY topChanged) 69 Q_PROPERTY(QDeclarativeAnchorLine bottom READ bottom WRITE setBottom RESET resetBottom NOTIFY bottomChanged) 70 Q_PROPERTY(QDeclarativeAnchorLine verticalCenter READ verticalCenter WRITE setVerticalCenter RESET resetVerticalCenter NOTIFY verticalCenterChanged) 71 Q_PROPERTY(QDeclarativeAnchorLine baseline READ baseline WRITE setBaseline RESET resetBaseline NOTIFY baselineChanged) 72 Q_PROPERTY(qreal margins READ margins WRITE setMargins NOTIFY marginsChanged) 73 Q_PROPERTY(qreal leftMargin READ leftMargin WRITE setLeftMargin NOTIFY leftMarginChanged) 74 Q_PROPERTY(qreal rightMargin READ rightMargin WRITE setRightMargin NOTIFY rightMarginChanged) 75 Q_PROPERTY(qreal horizontalCenterOffset READ horizontalCenterOffset WRITE setHorizontalCenterOffset NOTIFY horizontalCenterOffsetChanged) 76 Q_PROPERTY(qreal topMargin READ topMargin WRITE setTopMargin NOTIFY topMarginChanged) 77 Q_PROPERTY(qreal bottomMargin READ bottomMargin WRITE setBottomMargin NOTIFY bottomMarginChanged) 78 Q_PROPERTY(qreal verticalCenterOffset READ verticalCenterOffset WRITE setVerticalCenterOffset NOTIFY verticalCenterOffsetChanged) 79 Q_PROPERTY(qreal baselineOffset READ baselineOffset WRITE setBaselineOffset NOTIFY baselineOffsetChanged) 80 Q_PROPERTY(QGraphicsObject *fill READ fill WRITE setFill RESET resetFill NOTIFY fillChanged) 81 Q_PROPERTY(QGraphicsObject *centerIn READ centerIn WRITE setCenterIn RESET resetCenterIn NOTIFY centerInChanged) 82 83 public: 84 QDeclarativeAnchors(QObject *parent=0); 85 QDeclarativeAnchors(QGraphicsObject *item, QObject *parent=0); 86 virtual ~QDeclarativeAnchors(); 87 88 enum Anchor { 89 LeftAnchor = 0x01, 90 RightAnchor = 0x02, 91 TopAnchor = 0x04, 92 BottomAnchor = 0x08, 93 HCenterAnchor = 0x10, 94 VCenterAnchor = 0x20, 95 BaselineAnchor = 0x40, 96 Horizontal_Mask = LeftAnchor | RightAnchor | HCenterAnchor, 97 Vertical_Mask = TopAnchor | BottomAnchor | VCenterAnchor | BaselineAnchor 98 }; 99 Q_DECLARE_FLAGS(Anchors, Anchor) 100 101 QDeclarativeAnchorLine left() const; 102 void setLeft(const QDeclarativeAnchorLine &edge); 103 void resetLeft(); 104 105 QDeclarativeAnchorLine right() const; 106 void setRight(const QDeclarativeAnchorLine &edge); 107 void resetRight(); 108 109 QDeclarativeAnchorLine horizontalCenter() const; 110 void setHorizontalCenter(const QDeclarativeAnchorLine &edge); 111 void resetHorizontalCenter(); 112 113 QDeclarativeAnchorLine top() const; 114 void setTop(const QDeclarativeAnchorLine &edge); 115 void resetTop(); 116 117 QDeclarativeAnchorLine bottom() const; 118 void setBottom(const QDeclarativeAnchorLine &edge); 119 void resetBottom(); 120 121 QDeclarativeAnchorLine verticalCenter() const; 122 void setVerticalCenter(const QDeclarativeAnchorLine &edge); 123 void resetVerticalCenter(); 124 125 QDeclarativeAnchorLine baseline() const; 126 void setBaseline(const QDeclarativeAnchorLine &edge); 127 void resetBaseline(); 128 129 qreal leftMargin() const; 130 void setLeftMargin(qreal); 131 132 qreal rightMargin() const; 133 void setRightMargin(qreal); 134 135 qreal horizontalCenterOffset() const; 136 void setHorizontalCenterOffset(qreal); 137 138 qreal topMargin() const; 139 void setTopMargin(qreal); 140 141 qreal bottomMargin() const; 142 void setBottomMargin(qreal); 143 144 qreal margins() const; 145 void setMargins(qreal); 146 147 qreal verticalCenterOffset() const; 148 void setVerticalCenterOffset(qreal); 149 150 qreal baselineOffset() const; 151 void setBaselineOffset(qreal); 152 153 QGraphicsObject *fill() const; 154 void setFill(QGraphicsObject *); 155 void resetFill(); 156 157 QGraphicsObject *centerIn() const; 158 void setCenterIn(QGraphicsObject *); 159 void resetCenterIn(); 160 161 Anchors usedAnchors() const; 162 163 void classBegin(); 164 void componentComplete(); 165 166 bool mirrored(); 167 168 Q_SIGNALS: 169 void leftChanged(); 170 void rightChanged(); 171 void topChanged(); 172 void bottomChanged(); 173 void verticalCenterChanged(); 174 void horizontalCenterChanged(); 175 void baselineChanged(); 176 void fillChanged(); 177 void centerInChanged(); 178 void leftMarginChanged(); 179 void rightMarginChanged(); 180 void topMarginChanged(); 181 void bottomMarginChanged(); 182 void marginsChanged(); 183 void verticalCenterOffsetChanged(); 184 void horizontalCenterOffsetChanged(); 185 void baselineOffsetChanged(); 186 187 private: 188 friend class QDeclarativeItem; 189 friend class QDeclarativeItemPrivate; 190 friend class QDeclarativeGraphicsWidget; 191 Q_DISABLE_COPY(QDeclarativeAnchors) 192 Q_DECLARE_PRIVATE(QDeclarativeAnchors) 193 Q_PRIVATE_SLOT(d_func(), void _q_widgetGeometryChanged()) 194 Q_PRIVATE_SLOT(d_func(), void _q_widgetDestroyed(QObject *obj)) 195 }; 196 Q_DECLARE_OPERATORS_FOR_FLAGS(QDeclarativeAnchors::Anchors) 197 198 QT_END_NAMESPACE 199 200 QML_DECLARE_TYPE(QDeclarativeAnchors) 201 202 QT_END_HEADER 203 204 #endif 205