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25 
26 #pragma once
27 
28 #include <QtGlobal>
29 
30 QT_BEGIN_NAMESPACE
31 class QPointF;
32 class QRectF;
33 class QSizeF;
34 QT_END_NAMESPACE
35 
36 namespace qmt {
37 
38 class IResizable
39 {
40 public:
41     enum Side {
42         SideNone,
43         SideLeftOrTop,
44         SideRightOrBottom
45     };
46 
~IResizable()47     virtual ~IResizable() { }
48 
49     virtual QPointF pos() const = 0;
50     virtual QRectF rect() const = 0;
51     virtual QSizeF minimumSize() const = 0;
52 
53     virtual void setPosAndRect(const QPointF &originalPos, const QRectF &originalRect,
54                                const QPointF &topLeftDelta, const QPointF &bottomRightDelta) = 0;
55     virtual void alignItemSizeToRaster(Side adjustHorizontalSide, Side adjustVerticalSide,
56                                        double rasterWidth, double rasterHeight) = 0;
57 };
58 
59 } // namespace qmt
60