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39
40#ifndef QT3DEXTRAS_QTEXTUREATLAS_P_H
41#define QT3DEXTRAS_QTEXTUREATLAS_P_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists for the convenience
48// of other Qt classes. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <Qt3DExtras/qt3dextras_global.h>
55#include <Qt3DRender/qabstracttexture.h>
56
57QT_BEGIN_NAMESPACE
58
59namespace Qt3DExtras {
60
61class QTextureAtlasPrivate;
62
63class QTextureAtlas : public Qt3DRender::QAbstractTexture
64{
65 Q_OBJECT
66
67public:
68 typedef int TextureId;
69 static Q_CONSTEXPR TextureId InvalidTexture = -1;
70
71 QTextureAtlas(Qt3DCore::QNode *parent = nullptr);
72 ~QTextureAtlas();
73
74 QOpenGLTexture::PixelFormat pixelFormat() const;
75 void setPixelFormat(QOpenGLTexture::PixelFormat fmt);
76
77 TextureId addImage(const QImage &image, int padding);
78 void removeImage(TextureId id);
79
80 int imageCount() const;
81
82 bool hasImage(TextureId id) const;
83 QRect imagePosition(TextureId id) const;
84 QRectF imageTexCoords(TextureId id) const;
85 int imagePadding(TextureId id) const;
86
87private:
88 Q_DECLARE_PRIVATE(QTextureAtlas)
89};
90
91} // namespace Qt3DExtras
92
93QT_END_NAMESPACE
94
95#endif // QT3DEXTRAS_QTEXTUREATLAS_P_H
96

source code of qt3d/src/extras/text/qtextureatlas_p.h