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39 
40 #ifndef QWINDOWSDIRECT2DHELPERS_H
41 #define QWINDOWSDIRECT2DHELPERS_H
42 
43 #include <QtCore/qrect.h>
44 #include <QtCore/qsize.h>
45 #include <QtCore/qpoint.h>
46 #include <QtGui/qcolor.h>
47 #include <QtGui/qtransform.h>
48 
49 #ifdef Q_CC_MINGW
50 #  include <qt_windows.h>
51 #  include <d2d1.h>
52 #  include <d2d1helper.h>
53 #  include <d2dbasetypes.h>
54 #  include <d2d1_1.h>
55 #endif // Q_CC_MINGW
56 #include <d2d1_1helper.h>
57 
58 QT_BEGIN_NAMESPACE
59 
to_d2d_rect_u(const QRect & qrect)60 inline D2D1_RECT_U to_d2d_rect_u(const QRect &qrect)
61 {
62     return D2D1::RectU(qrect.x(), qrect.y(), qrect.x() + qrect.width(), qrect.y() + qrect.height());
63 }
64 
to_d2d_rect_f(const QRectF & qrect)65 inline D2D1_RECT_F to_d2d_rect_f(const QRectF &qrect)
66 {
67     return D2D1::RectF(qrect.x(), qrect.y(), qrect.x() + qrect.width(), qrect.y() + qrect.height());
68 }
69 
to_d2d_size_u(const QSizeF & qsize)70 inline D2D1_SIZE_U to_d2d_size_u(const QSizeF &qsize)
71 {
72 
73     return D2D1::SizeU(UINT32(qRound(qsize.width())),
74                        UINT32(qRound(qsize.height())));
75 }
76 
to_d2d_size_u(const QSize & qsize)77 inline D2D1_SIZE_U to_d2d_size_u(const QSize &qsize)
78 {
79     return D2D1::SizeU(UINT32(qsize.width()),
80                        UINT32(qsize.height()));
81 }
82 
to_d2d_point_2f(const QPointF & qpoint)83 inline D2D1_POINT_2F to_d2d_point_2f(const QPointF &qpoint)
84 {
85     return D2D1::Point2F(qpoint.x(), qpoint.y());
86 }
87 
to_d2d_color_f(const QColor & c)88 inline D2D1::ColorF to_d2d_color_f(const QColor &c)
89 {
90     return D2D1::ColorF(c.redF(), c.greenF(), c.blueF(), c.alphaF());
91 }
92 
to_d2d_matrix_3x2_f(const QTransform & transform)93 inline D2D1_MATRIX_3X2_F to_d2d_matrix_3x2_f(const QTransform &transform)
94 {
95     return D2D1::Matrix3x2F(transform.m11(), transform.m12(),
96                             transform.m21(), transform.m22(),
97                             transform.m31(), transform.m32());
98 }
99 
100 QT_END_NAMESPACE
101 
102 #endif // QWINDOWSDIRECT2DHELPERS_H
103