msdn-code-gallery-microsoft/Official Windows Platform Sample/Windows 8 app samples/[C++]-Windows 8 app samples/C++/Windows 8 app samples/Input Manipulations and gestures (C++) sample (Windows 8)/C++/BackgroundObject.h at 21cb9b6bc0da3b234c5854ecac449cb3bd261f29 · microsoftarchive/msdn-code-gallery-microsoft

History

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

// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF

// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO

// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A

// PARTICULAR PURPOSE.

//

#pragma once

#include "ManipulatableObject.h"

ref class BackgroundObject sealed : public ManipulatableObject

{

public:

BackgroundObject(_In_opt_ ManipulatableObject^ parent, _In_ IRenderer^ renderer);

// Initialize object state.

void Initialize();

// Set current pointer device at the beginning of the interaction.

void SetDevice(_In_opt_ Windows::Devices::Input::IPointerDevice^ pointerDevice);

// Attaches/detaches gesture recognizer to/from the object.

void Attach(_In_ Windows::UI::Input::GestureRecognizer^ gestureRecognizer);

void Detach(_In_ Windows::UI::Input::GestureRecognizer^ gestureRecognizer);

internal:

// Base class ManipulatableObject overrides.

virtual D2D1::Matrix3x2F Transform() override;

// Draw background, given D2D objects.

void DrawBackground(

_In_ ID2D1DeviceContext* deviceContext,

_In_ ID2D1SolidColorBrush* brush);

// Draw overlay text, given D2D objects.

void DrawOverlay(

_In_ ID2D1DeviceContext* deviceContext,

_In_ IDWriteTextFormat* textFormat,

_In_ ID2D1SolidColorBrush* brush);

private:

void GetDeviceDescription();

~BackgroundObject();

// GestureRecognizer event handlers.

void OnHolding(