テーマ２：広々のびのびデジタル広場  ·  2021/12/10

    No.01 多角形とプログラムの制御

    多角形を描くプログラムを作成しながら、プログラムの制御構造（順次処理、繰返処理、分岐処理）について説明します。

    動画と同じものを自分のパソコンで試すには下記の「多角形とプログラムの制御構造のデータ.zip」をダウンロードしてください。

    また「広々のびのびデジタル広場」ツールは「無料版ダウンロード」ページからダウンロードしてください。

    多角形を描くプログラムも下記の載せておきます。

    ダウンロード
    多角形とプログラムの制御構造.zip
    zip ( 圧縮 ) ファイル 17.2 KB
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    1. 順次処理
    2. float wKakudo;
    3. float wKakudoTsuika;
    4. int   wSleepJikan;
    5. //三角形を描く
    6. KisekiNashiSettei();
    7. SetNewLocation(200, 400);
    8. KisekiColorSettei(System.Drawing.Color.Red);
    9. KisekiHabaSettei(2);
    10. KisekiAriSettei();
    11. wKakudo = 0;
    12. wKakudoTsuika = 360 / 3;
    13. wSleepJikan = 500;
    14. Thread.Sleep(wSleepJikan);
    15. wKakudo = wKakudo + wKakudoTsuika;
    16. MoveControl(100, wKakudo);
    17. Thread.Sleep(wSleepJikan);
    18. wKakudo = wKakudo + wKakudoTsuika;
    19. MoveControl(100, wKakudo);
    20. Thread.Sleep(wSleepJikan);
    21. wKakudo = wKakudo + wKakudoTsuika;
    22. MoveControl(100, wKakudo);
    23. KisekiNashiSettei();
    24. //四角形を描く
    25. KisekiNashiSettei();
    26. SetNewLocation(400, 400);
    27. KisekiColorSettei(System.Drawing.Color.Green);
    28. KisekiHabaSettei(4);
    29. KisekiAriSettei();
    30. wKakudo = 0;
    31. wKakudoTsuika = 360 / 4;
    32. wSleepJikan = 500;
    33. Thread.Sleep(wSleepJikan);
    34. wKakudo = wKakudo + wKakudoTsuika;
    35. MoveControl(100, wKakudo);
    36. Thread.Sleep(wSleepJikan);
    37. wKakudo = wKakudo + wKakudoTsuika;
    38. MoveControl(100, wKakudo);
    39. Thread.Sleep(wSleepJikan);
    40. wKakudo = wKakudo + wKakudoTsuika;
    41. MoveControl(100, wKakudo);
    42. Thread.Sleep(wSleepJikan);
    43. wKakudo = wKakudo + wKakudoTsuika;
    44. MoveControl(100, wKakudo);
    45. KisekiNashiSettei();
    46. //五角形を描く
    47. KisekiNashiSettei();
    48. SetNewLocation(650, 400);
    49. KisekiColorSettei(System.Drawing.Color.Blue);
    50. KisekiHabaSettei(6);
    51. KisekiAriSettei();
    52. wKakudo = 0;
    53. wKakudoTsuika = 360 / 5;
    54. wSleepJikan = 500;
    55. Thread.Sleep(wSleepJikan);
    56. wKakudo = wKakudo + wKakudoTsuika;
    57. MoveControl(100, wKakudo);
    58. Thread.Sleep(wSleepJikan);
    59. wKakudo = wKakudo + wKakudoTsuika;
    60. MoveControl(100, wKakudo);
    61. Thread.Sleep(wSleepJikan);
    62. wKakudo = wKakudo + wKakudoTsuika;
    63. MoveControl(100, wKakudo);
    64. Thread.Sleep(wSleepJikan);
    65. wKakudo = wKakudo + wKakudoTsuika;
    66. MoveControl(100, wKakudo);
    67. Thread.Sleep(wSleepJikan);
    68. wKakudo = wKakudo + wKakudoTsuika;
    69. MoveControl(100, wKakudo);
    70. KisekiNashiSettei();
    71. //六角形を描く
    72. KisekiNashiSettei();
    73. SetNewLocation(900, 400);
    74. KisekiColorSettei(System.Drawing.Color.Brown);
    75. KisekiHabaSettei(8);
    76. KisekiAriSettei();
    77. wKakudo = 0;
    78. wKakudoTsuika = 360 / 6;
    79. wSleepJikan = 500;
    80. Thread.Sleep(wSleepJikan);
    81. wKakudo = wKakudo + wKakudoTsuika;
    82. MoveControl(100, wKakudo);
    83. Thread.Sleep(wSleepJikan);
    84. wKakudo = wKakudo + wKakudoTsuika;
    85. MoveControl(100, wKakudo);
    86. Thread.Sleep(wSleepJikan);
    87. wKakudo = wKakudo + wKakudoTsuika;
    88. MoveControl(100, wKakudo);
    89. Thread.Sleep(wSleepJikan);
    90. wKakudo = wKakudo + wKakudoTsuika;
    91. MoveControl(100, wKakudo);
    92. Thread.Sleep(wSleepJikan);
    93. wKakudo = wKakudo + wKakudoTsuika;
    94. MoveControl(100, wKakudo);
    95. Thread.Sleep(wSleepJikan);
    96. wKakudo = wKakudo + wKakudoTsuika;
    97. MoveControl(100, wKakudo);
    98. KisekiNashiSettei();
    99. //七角形を描く
    100. KisekiNashiSettei();
    101. SetNewLocation(1200, 400);
    102. KisekiColorSettei(System.Drawing.Color.Gray);
    103. KisekiHabaSettei(10);
    104. KisekiAriSettei();
    105. wKakudo = 0;
    106. wKakudoTsuika = 360 / 7;
    107. wSleepJikan = 500;
    108. Thread.Sleep(wSleepJikan);
    109. wKakudo = wKakudo + wKakudoTsuika;
    110. MoveControl(100, wKakudo);
    111. Thread.Sleep(wSleepJikan);
    112. wKakudo = wKakudo + wKakudoTsuika;
    113. MoveControl(100, wKakudo);
    114. Thread.Sleep(wSleepJikan);
    115. wKakudo = wKakudo + wKakudoTsuika;
    116. MoveControl(100, wKakudo);
    117. Thread.Sleep(wSleepJikan);
    118. wKakudo = wKakudo + wKakudoTsuika;
    119. MoveControl(100, wKakudo);
    120. Thread.Sleep(wSleepJikan);
    121. wKakudo = wKakudo + wKakudoTsuika;
    122. MoveControl(100, wKakudo);
    123. Thread.Sleep(wSleepJikan);
    124. wKakudo = wKakudo + wKakudoTsuika;
    125. MoveControl(100, wKakudo);
    126. Thread.Sleep(wSleepJikan);
    127. wKakudo = wKakudo + wKakudoTsuika;
    128. MoveControl(100, wKakudo);
    129. KisekiNashiSettei();
    130. //三十六角形を描く
    131. KisekiNashiSettei();
    132. SetNewLocation(2000, 1000);
    133. KisekiColorSettei(System.Drawing.Color.Gold);
    134. KisekiHabaSettei(20);
    135. KisekiAriSettei();
    136. wKakudo = 0;
    137. wKakudoTsuika = 360 / 36;
    138. wSleepJikan = 0;
    139. Thread.Sleep(wSleepJikan);
    140. wKakudo = wKakudo + wKakudoTsuika;
    141. MoveControl(100, wKakudo);
    142. Thread.Sleep(wSleepJikan);
    143. wKakudo = wKakudo + wKakudoTsuika;
    144. MoveControl(100, wKakudo);
    145. Thread.Sleep(wSleepJikan);
    146. wKakudo = wKakudo + wKakudoTsuika;
    147. MoveControl(100, wKakudo);
    148. Thread.Sleep(wSleepJikan);
    149. wKakudo = wKakudo + wKakudoTsuika;
    150. MoveControl(100, wKakudo);
    151. Thread.Sleep(wSleepJikan);
    152. wKakudo = wKakudo + wKakudoTsuika;
    153. MoveControl(100, wKakudo);
    154. Thread.Sleep(wSleepJikan);
    155. wKakudo = wKakudo + wKakudoTsuika;
    156. MoveControl(100, wKakudo);
    157. Thread.Sleep(wSleepJikan);
    158. wKakudo = wKakudo + wKakudoTsuika;
    159. MoveControl(100, wKakudo);
    160. Thread.Sleep(wSleepJikan);
    161. wKakudo = wKakudo + wKakudoTsuika;
    162. MoveControl(100, wKakudo);
    163. Thread.Sleep(wSleepJikan);
    164. wKakudo = wKakudo + wKakudoTsuika;
    165. MoveControl(100, wKakudo);
    166. Thread.Sleep(wSleepJikan);
    167. wKakudo = wKakudo + wKakudoTsuika;
    168. MoveControl(100, wKakudo);
    169. Thread.Sleep(wSleepJikan);
    170. wKakudo = wKakudo + wKakudoTsuika;
    171. MoveControl(100, wKakudo);
    172. Thread.Sleep(wSleepJikan);
    173. wKakudo = wKakudo + wKakudoTsuika;
    174. MoveControl(100, wKakudo);
    175. Thread.Sleep(wSleepJikan);
    176. wKakudo = wKakudo + wKakudoTsuika;
    177. MoveControl(100, wKakudo);
    178. Thread.Sleep(wSleepJikan);
    179. wKakudo = wKakudo + wKakudoTsuika;
    180. MoveControl(100, wKakudo);
    181. Thread.Sleep(wSleepJikan);
    182. wKakudo = wKakudo + wKakudoTsuika;
    183. MoveControl(100, wKakudo);
    184. Thread.Sleep(wSleepJikan);
    185. wKakudo = wKakudo + wKakudoTsuika;
    186. MoveControl(100, wKakudo);
    187. Thread.Sleep(wSleepJikan);
    188. wKakudo = wKakudo + wKakudoTsuika;
    189. MoveControl(100, wKakudo);
    190. Thread.Sleep(wSleepJikan);
    191. wKakudo = wKakudo + wKakudoTsuika;
    192. MoveControl(100, wKakudo);
    193. Thread.Sleep(wSleepJikan);
    194. wKakudo = wKakudo + wKakudoTsuika;
    195. MoveControl(100, wKakudo);
    196. Thread.Sleep(wSleepJikan);
    197. wKakudo = wKakudo + wKakudoTsuika;
    198. MoveControl(100, wKakudo);
    199. Thread.Sleep(wSleepJikan);
    200. wKakudo = wKakudo + wKakudoTsuika;
    201. MoveControl(100, wKakudo);
    202. Thread.Sleep(wSleepJikan);
    203. wKakudo = wKakudo + wKakudoTsuika;
    204. MoveControl(100, wKakudo);
    205. Thread.Sleep(wSleepJikan);
    206. wKakudo = wKakudo + wKakudoTsuika;
    207. MoveControl(100, wKakudo);
    208. Thread.Sleep(wSleepJikan);
    209. wKakudo = wKakudo + wKakudoTsuika;
    210. MoveControl(100, wKakudo);
    211. Thread.Sleep(wSleepJikan);
    212. wKakudo = wKakudo + wKakudoTsuika;
    213. MoveControl(100, wKakudo);
    214. Thread.Sleep(wSleepJikan);
    215. wKakudo = wKakudo + wKakudoTsuika;
    216. MoveControl(100, wKakudo);
    217. Thread.Sleep(wSleepJikan);
    218. wKakudo = wKakudo + wKakudoTsuika;
    219. MoveControl(100, wKakudo);
    220. Thread.Sleep(wSleepJikan);
    221. wKakudo = wKakudo + wKakudoTsuika;
    222. MoveControl(100, wKakudo);
    223. Thread.Sleep(wSleepJikan);
    224. wKakudo = wKakudo + wKakudoTsuika;
    225. MoveControl(100, wKakudo);
    226. Thread.Sleep(wSleepJikan);
    227. wKakudo = wKakudo + wKakudoTsuika;
    228. MoveControl(100, wKakudo);
    229. Thread.Sleep(wSleepJikan);
    230. wKakudo = wKakudo + wKakudoTsuika;
    231. MoveControl(100, wKakudo);
    232. Thread.Sleep(wSleepJikan);
    233. wKakudo = wKakudo + wKakudoTsuika;
    234. MoveControl(100, wKakudo);
    235. Thread.Sleep(wSleepJikan);
    236. wKakudo = wKakudo + wKakudoTsuika;
    237. MoveControl(100, wKakudo);
    238. Thread.Sleep(wSleepJikan);
    239. wKakudo = wKakudo + wKakudoTsuika;
    240. MoveControl(100, wKakudo);
    241. Thread.Sleep(wSleepJikan);
    242. wKakudo = wKakudo + wKakudoTsuika;
    243. MoveControl(100, wKakudo);
    244. Thread.Sleep(wSleepJikan);
    245. wKakudo = wKakudo + wKakudoTsuika;
    246. MoveControl(100, wKakudo);
    247. KisekiNashiSettei();
    248. SetNewLocation(200, 100);
    1. 繰返処理
    2. float wKakudo;
    3. float wKakudoTsuika;
    4. int   wSleepJikan;
    5. //三角形を描く
    6. KisekiNashiSettei();
    7. SetNewLocation(200, 600);
    8. KisekiColorSettei(System.Drawing.Color.Red);
    9. KisekiHabaSettei(2);
    10. KisekiAriSettei();
    11. wKakudo = 0;
    12. wKakudoTsuika = 360 / 3;
    13. wSleepJikan = 500;    
    14. for (int wKurikaeshiSuu = 0; wKurikaeshiSuu < 3; wKurikaeshiSuu++)
    15. {
    16.     Thread.Sleep(wSleepJikan);
    17.     wKakudo = wKakudo + wKakudoTsuika;
    18.     MoveControl(100, wKakudo);
    19. }
    20. KisekiNashiSettei();
    21. //四角形を描く
    22. KisekiNashiSettei();
    23. SetNewLocation(400, 600);
    24. KisekiColorSettei(System.Drawing.Color.Green);
    25. KisekiHabaSettei(4);
    26. KisekiAriSettei();
    27. wKakudo = 0;
    28. wKakudoTsuika = 360 / 4;
    29. wSleepJikan = 500;    
    30. for (int wKurikaeshiSuu = 0; wKurikaeshiSuu < 4; wKurikaeshiSuu++)
    31. {
    32.     Thread.Sleep(wSleepJikan);
    33.     wKakudo = wKakudo + wKakudoTsuika;
    34.     MoveControl(100, wKakudo);
    35. }
    36. KisekiNashiSettei();
    37. //五角形を描く
    38. KisekiNashiSettei();
    39. SetNewLocation(650, 600);
    40. KisekiColorSettei(System.Drawing.Color.Blue);
    41. KisekiHabaSettei(6);
    42. KisekiAriSettei();
    43. wKakudo = 0;
    44. wKakudoTsuika = 360 / 5;
    45. wSleepJikan = 500;    
    46. for (int wKurikaeshiSuu = 0; wKurikaeshiSuu < 5; wKurikaeshiSuu++)
    47. {
    48.     Thread.Sleep(wSleepJikan);
    49.     wKakudo = wKakudo + wKakudoTsuika;
    50.     MoveControl(100, wKakudo);
    51. }
    52. KisekiNashiSettei();
    53. //六角形を描く
    54. KisekiNashiSettei();
    55. SetNewLocation(900, 600);
    56. KisekiColorSettei(System.Drawing.Color.Brown);
    57. KisekiHabaSettei(8);
    58. KisekiAriSettei();
    59. wKakudo = 0;
    60. wKakudoTsuika = 360 / 6;
    61. wSleepJikan = 500;    
    62. for (int wKurikaeshiSuu = 0; wKurikaeshiSuu < 6; wKurikaeshiSuu++)
    63. {
    64.     Thread.Sleep(wSleepJikan);
    65.     wKakudo = wKakudo + wKakudoTsuika;
    66.     MoveControl(100, wKakudo);
    67. }
    68. KisekiNashiSettei();
    69. //七角形を描く
    70. KisekiNashiSettei();
    71. SetNewLocation(1200, 600);
    72. KisekiColorSettei(System.Drawing.Color.Gray);
    73. KisekiHabaSettei(10);
    74. KisekiAriSettei();
    75. wKakudo = 0;
    76. wKakudoTsuika = 360 / 7;
    77. wSleepJikan = 500;    
    78. for (int wKurikaeshiSuu = 0; wKurikaeshiSuu < 7; wKurikaeshiSuu++)
    79. {
    80.     Thread.Sleep(wSleepJikan);
    81.     wKakudo = wKakudo + wKakudoTsuika;
    82.     MoveControl(100, wKakudo);
    83. }
    84. KisekiNashiSettei();
    85. //三十六角形を描く
    86. KisekiNashiSettei();
    87. SetNewLocation(2000, 1200);
    88. KisekiColorSettei(System.Drawing.Color.Gold);
    89. KisekiHabaSettei(20);
    90. KisekiAriSettei();
    91. wKakudo = 0;
    92. wKakudoTsuika = 360 / 36;
    93. wSleepJikan = 0;    
    94. for (int wKurikaeshiSuu = 0; wKurikaeshiSuu < 36; wKurikaeshiSuu++)
    95. {
    96.     Thread.Sleep(wSleepJikan);
    97.     wKakudo = wKakudo + wKakudoTsuika;
    98.     MoveControl(100, wKakudo);
    99. }
    100. KisekiNashiSettei();
    101. SetNewLocation(400, 100);
    1. 分岐処理
    2. float wKakudo;
    3. float wKakudoTsuika;
    4. int   wSleepJikan;
    5. //多角形を描く
    6. for (int wNankakkei = 0; wNankakkei < 100; wNankakkei++)
    7. {
    8.     if ((wNankakkei >= 3 && wNankakkei <= 7) ||
    9.         wNankakkei == 36                       )
    10.     {
    11.         KisekiNashiSettei();
    12.         if (wNankakkei == 3)
    13.         {
    14.             SetNewLocation(200, 800);
    15.             KisekiColorSettei(System.Drawing.Color.Red);
    16.             KisekiHabaSettei(2);
    17.             wSleepJikan = 500;    
    18.         }
    19.         if (wNankakkei == 4)
    20.         {
    21.             SetNewLocation(400, 800);
    22.             KisekiColorSettei(System.Drawing.Color.Green);
    23.             KisekiHabaSettei(4);
    24.             wSleepJikan = 500;    
    25.         }
    26.         if (wNankakkei == 5)
    27.         {
    28.             SetNewLocation(650, 800);
    29.             KisekiColorSettei(System.Drawing.Color.Blue);
    30.             KisekiHabaSettei(6);
    31.             wSleepJikan = 500;    
    32.         }
    33.         if (wNankakkei == 6)
    34.         {
    35.             SetNewLocation(900, 800);
    36.             KisekiColorSettei(System.Drawing.Color.Brown);
    37.             KisekiHabaSettei(8);
    38.             wSleepJikan = 500;    
    39.        }    
    40.         if (wNankakkei == 7)
    41.         {
    42.             SetNewLocation(1200, 800);
    43.             KisekiColorSettei(System.Drawing.Color.Gray);
    44.             KisekiHabaSettei(10);
    45.             wSleepJikan = 500;    
    46.         }        
    47.         if (wNankakkei == 36)
    48.         {
    49.             SetNewLocation(2000, 1400);
    50.             KisekiColorSettei(System.Drawing.Color.Gold);
    51.             KisekiHabaSettei(20);
    52.             wSleepJikan = 0;    
    53.         }       
    54.     }
    55.     else
    56.     {
    57.         continue;
    58.     }        
    59.      
    60.     KisekiAriSettei();
    61.     wKakudo = 0;
    62.     wKakudoTsuika = 360 / wNankakkei;
    63.     for (int wKurikaeshiSuu = 0; wKurikaeshiSuu < wNankakkei; wKurikaeshiSuu++)
    64.     {
    65.         Thread.Sleep(wSleepJikan);
    66.         wKakudo = wKakudo + wKakudoTsuika;
    67.         MoveControl(100, wKakudo);
    68.     }
    69.     KisekiNashiSettei();
    70. }
    71. SetNewLocation(600, 100);
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