Sunbelt Computer Software

PL/B Language Development and Support

creative-engine/src/BAnimSprite.cpp at develop · ModusCreateOrg/creative-engine · GitHub

Repository navigation

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

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96

97

98

99

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

#include "BAnimSprite.h"

#include "BResourceManager.h"

BAnimSprite::BAnimSprite(TInt aPri, TUint16 aBm, TUint16 aImg, TUint16 aType)

: BSprite(aPri, aBm, aImg, aType) {

mAnimPtr = ENull;

mDx = 0;

mDy = 0;

}

BAnimSprite::~BAnimSprite() {}

/**

* The animation interpreter

*/

void BAnimSprite::Animate() {

if (!(flags & SFLAG_ANIMATE)) {

// only animate of SFLAG_ANIMATE is set

return;

}

if (!mAnimPtr) {

// no animation script to run

return;

}

// Time to run next step in animation script?

if (mAnimTimer) {

mAnimTimer--;

}

if (mAnimTimer) {

return;

}

for (;;) {

switch (mAnimPtr[mAnimIndex++]) {

case ANULLI:

mAnimTimer = mAnimPtr[mAnimIndex++];

flags &= ~SFLAG_RENDER;

return;

case ABITMAPI:

mBitmapSlot = mAnimPtr[mAnimIndex++];

mBitmap = gResourceManager.GetBitmap(mBitmapSlot);

if (!mAnimLoop)

mAnimLoop = mAnimIndex;

break;

case ASTEPI:

mAnimTimer = mAnimPtr[mAnimIndex++];

mImageNumber = mAnimPtr[mAnimIndex++];

flags &= ~(SFLAG_FLIP | SFLAG_FLOP);

flags |= SFLAG_RENDER;

return;

case ASTEP1I:

mAnimTimer = 1;

mImageNumber = mAnimPtr[mAnimIndex++];

flags &= ~(SFLAG_FLIP | SFLAG_FLOP);

flags |= SFLAG_RENDER;

return;

case AFLIPI:

mAnimTimer = mAnimPtr[mAnimIndex++];

mImageNumber = mAnimPtr[mAnimIndex++];

flags |= SFLAG_RENDER | SFLAG_FLIP;

return;

case AFLIP1I:

mAnimTimer = 1;

mImageNumber = mAnimPtr[mAnimIndex++];

flags |= SFLAG_RENDER | SFLAG_FLIP;

return;

case AFLOPI:

mAnimTimer = mAnimPtr[mAnimIndex++];

mImageNumber = mAnimPtr[mAnimIndex++];

flags |= SFLAG_RENDER | SFLAG_FLOP;

return;

case AFLOP1I:

mAnimTimer = 1;

mImageNumber = mAnimPtr[mAnimIndex++];

flags |= SFLAG_RENDER | SFLAG_FLOP;

return;

case AFLIPFLOPI:

mAnimTimer = mAnimPtr[mAnimIndex++];

mImageNumber = mAnimPtr[mAnimIndex++];

flags |= SFLAG_RENDER | SFLAG_FLIP | SFLAG_FLOP;

return;

case AFLIPFLOP1I:

mAnimTimer = 1;

mImageNumber = mAnimPtr[mAnimIndex++];

flags |= SFLAG_RENDER | SFLAG_FLIP | SFLAG_FLOP;

return;

case ALABELI:

mAnimLoop = mAnimIndex;

break;

case ALOOPI:

mAnimIndex = mAnimLoop;

break;

case AENDI:

mAnimIndex--;

flags &= ~SFLAG_ANIMATE;

return;

case ADELTAI:

mDx = mAnimPtr[mAnimIndex++];

mDy = mAnimPtr[mAnimIndex++];

continue;

case ATYPEI:

type = mAnimPtr[mAnimIndex++];

continue;

case ASIZEI:

cx = mAnimPtr[mAnimIndex++];

cy = mAnimPtr[mAnimIndex++];

w = mAnimPtr[mAnimIndex++];

h = mAnimPtr[mAnimIndex++];

continue;

case AFILLI:

mFill = mAnimPtr[mAnimIndex++];

continue;

}

}

}

void BAnimSprite::StartAnimation(ANIMSCRIPT aScript[]) {

mAnimPtr = aScript;

mAnimTimer = 1;

mAnimLoop = 0;

mAnimIndex = 0;

flags |= SFLAG_ANIMATE;

Animate();

}

TBool BAnimSprite::Render(BViewPort *aViewPort) {

x += mDx;

y += mDy;

const TBool ret = BSprite::Render(aViewPort);

if (ret) {

flags &= ~SFLAG_CLIPPED;

}

else {

flags |= SFLAG_CLIPPED;

}

x -= mDx;

y -= mDy;

mRect.x1 -= TInt32(mDx);

mRect.x2 -= TInt32(mDx);

mRect.y1 -= TInt32(mDy);

mRect.y2 -= TInt32(mDy);

return ret;

}