Game Development Reference
In-Depth Information
59. # check if the block has move out of the window
60. if b['rect'].top < 0:
61. # block has moved past the top
62. if b['dir'] == UPLEFT:
63. b['dir'] = DOWNLEFT
64. if b['dir'] == UPRIGHT:
65. b['dir'] = DOWNRIGHT
66. if b['rect'].bottom > WINDOWHEIGHT:
67. # block has moved past the bottom
68. if b['dir'] == DOWNLEFT:
69. b['dir'] = UPLEFT
70. if b['dir'] == DOWNRIGHT:
71. b['dir'] = UPRIGHT
72. if b['rect'].left < 0:
73. # block has moved past the left side
74. if b['dir'] == DOWNLEFT:
75. b['dir'] = DOWNRIGHT
76. if b['dir'] == UPLEFT:
77. b['dir'] = UPRIGHT
78. if b['rect'].right > WINDOWWIDTH:
79. # block has moved past the right side
80. if b['dir'] == DOWNRIGHT:
81. b['dir'] = DOWNLEFT
82. if b['dir'] == UPRIGHT:
83. b['dir'] = UPLEFT
84.
85. # draw the block onto the surface
86. pygame.draw.rect(windowSurface, b['color'], b
['rect'])
87.
88. # draw the window onto the screen
89. pygame.display.update()
90. time.sleep(0.02)
