flash游戏开发-as3实现的俄罗斯方块

作者：袖梨 2022-07-02

  1. package
  2. {
  3. import flash">flash.display.Sprite;
  4. import flash.events.Event;
  5. import flash.events.KeyboardEvent;
  6. import flash.events.MouseEvent;
  7. import flash.events.TimerEvent;
  8. import flash.geom.Point;
  9. import flash.text.TextField;
  10. import flash.ui.Keyboard;
  11. import flash.utils.Timer;
  12. import flash.net.*;
  13. /**
  14. * ...
  15. * @author sliz
  16. * @qq:405628079
  17. */
  18. [SWF(, , backgroundColor="0x000000", frameRate="60")]
  19. public class Main extends Sprite
  20. {
  21. private var deadBoxs:Array = new Array();
  22. private var liveBoxs:Array = new Array();
  23. private var xNum:int = 20;
  24. private var yNum:int = 40;
  25. private var w:Number = 10;
  26. private var world:Sprite = new Sprite();
  27. private var liveWrapper:Sprite = new Sprite();

  29. private var keyRight :Boolean = false;
  30. private var keyLeft :Boolean = false;
  31. private var keyUp:Boolean = false;
  32. private var keyRollLeft:Boolean = false;
  33. private var keyRollRight:Boolean = false;

  35. private var lives:Array = new Array();
  36. private var livesLength:int = 5;

  38. public function Main():void
  39. {
  40. init();
  41. }

  43. private function init():void
  44. {
  45. ////////////////////////////
  46. var lable1:TextField = new TextField();
  47. addChild(lable1);
  48. lable1.textColor = 0xffffff;
  49. lable1.text = "上,下,左,右,空格";
  50. var lable2:TextField = new TextField();
  51. addChild(lable2);
  52. lable2.textColor = 0xffffff;
  53. lable2.text = "sliz";
  54. lable2.;
  55. lable2.
  56. lable2.addEventListener(MouseEvent.CLICK, clickHandler);
  57. lable2.x = stage.stageWidth - lable2.width;
  58. lable2.y = stage.stageHeight - lable2.height;
  59. ///////////////////////////
  60. var timer:Timer = new Timer(1000);
  61. var timer2:Timer = new Timer(100);
  62. addChild(world);
  63. world.x = stage.stageWidth / 2 - xNum * w / 2;
  64. world.y = stage.stageHeight / 2 - yNum * w / 2
  65. addChild(liveWrapper);
  66. for (var i:int = 0; i
  67. deadBoxs = new Array();
  68. for (var j:int = 0; j
  69. deadBoxs[j] = 0;
  70. }
  71. }
  72. lives[0] = 1;
  73. for (i = 0; i
  74. initLive();
  75. }
  76. update();
  77. stage.addEventListener(MouseEvent.CLICK, clickHandler);
  78. stage.addEventListener(Event.ENTER_FRAME, enterFrameHandler);
  79. stage.addEventListener(KeyboardEvent.KEY_DOWN, keyDownHandler);
  80. stage.addEventListener(KeyboardEvent.KEY_UP, keyUpHandler);
  81. timer.addEventListener(TimerEvent.TIMER, timeHandler);
  82. timer2.addEventListener(TimerEvent.TIMER, timeHandler2);
  83. timer2.start();
  84. timer.start();
  85. }
  86. private function initLive():void {
  87. var r:Number = Math.random();
  88. if (r
  89. lives[lives[0]] = 0;
  90. liveBoxs[0]={ x:1, y:0 } ;
  91. liveBoxs[1]={ x:0, y:0} ;
  92. liveBoxs[2]={ x:2, y:0 } ;
  93. liveBoxs[3] = { x:3, y:0 } ;
  94. }else if (r
  95. lives[lives[0]] = 1;
  96. liveBoxs[0]={ x:1, y:0 } ;
  97. liveBoxs[1]={ x:0, y:0} ;
  98. liveBoxs[2]={ x:1, y:1 } ;
  99. liveBoxs[3]={ x:2, y:1 } ;
  100. }else if (r
  101. lives[lives[0]] = 2;
  102. liveBoxs[0]={ x:1, y:0 } ;
  103. liveBoxs[1]={ x:0, y:1} ;
  104. liveBoxs[2]={ x:1, y:1 } ;
  105. liveBoxs[3]={ x:2, y:0 } ;
  106. }else if (r
  107. lives[lives[0]] = 3;
  108. liveBoxs[0]={ x:0, y:0 } ;
  109. liveBoxs[1]={ x:0, y:1} ;
  110. liveBoxs[2]={ x:1, y:1 } ;
  111. liveBoxs[3]={ x:1, y:0 } ;
  112. }else {
  113. lives[lives[0]] = 4;
  114. liveBoxs[0]={ x:1, y:1 } ;
  115. liveBoxs[1]={ x:1, y:0} ;
  116. liveBoxs[2]={ x:0, y:1 } ;
  117. liveBoxs[3]={ x:2, y:1 } ;
  118. }
  119. move((int)(xNum / 2), 1);
  120. if (lives[0] == livesLength) {
  121. lives[0] = 1;
  122. }else {
  123. lives[0]++;
  124. }
  125. }
  126. private function liveToDead():void {
  127. for (var i:int = 0; i
  128. deadBoxs[liveBoxs.y][liveBoxs.x] = 1;
  129. }
  130. }
  131. private function clear():void {
  132. for (var i:int = 0; i
  133. var counter:int = 0;
  134. for (var j:int = 0; j
  135. if (deadBoxs[j] != 1) {
  136. break;
  137. }
  138. counter++;
  139. }
  140. if (counter==xNum) {
  141. for (j = 0; j
  142. deadBoxs[j] = 0;
  143. }
  144. for (var ii:int = i; ii > 0;ii-- ) {
  145. for (j = 0; j
  146. deadBoxs[ii][j] = deadBoxs[ii-1][j];
  147. }
  148. }
  149. for (j = 0; j
  150. deadBoxs[0][j] = 0;
  151. }
  152. }
  153. }
  154. }
  155. private function isBottom():Boolean {
  156. var ret:Boolean = false;
  157. for (var i:int = 0; i
  158. if (liveBoxs.y ==yNum-1) {
  159. ret = true;
  160. break
  161. }
  162. for (var ii:int = 0; ii
  163. for (var j:int = 0; j
  164. if ((deadBoxs[ii][j]==1)&&(liveBoxs.y==ii-1)&&(liveBoxs.x==j)) {
  165. ret = true;
  166. break
  167. }
  168. }
  169. }
  170. }
  171. return ret;
  172. }
  173. private function isLive():Boolean {
  174. var ret:Boolean = true;
  175. for (var i:int = 0; i
  176. if (
  177. (liveBoxs.x
  178. ||(liveBoxs.x> ( xNum - 1))
  179. ||(liveBoxs.y
  180. ||(liveBoxs.y>(yNum-1))
  181. ) {
  182. ret = false;
  183. break
  184. }
  185. for (var ii:int = 0; ii
  186. for (var j:int = 0; j
  187. if ((deadBoxs[ii][j]==1)&&(liveBoxs.x==j)&&(liveBoxs.y==ii)) {
  188. ret = false;
  189. break
  190. }
  191. }
  192. }
  193. }
  194. return ret;
  195. }
  196. private function move(x:int=1, y:int=0):void {
  197. var liveBoxsShadow:Array = new Array();
  198. for (var i:int = 0; i
  199. liveBoxsShadow = {x:liveBoxs.x,y:liveBoxs.y};
  200. liveBoxs.x += x;
  201. liveBoxs.y += y;
  202. }
  203. if (!isLive()) {
  204. for (i = 0; i
  205. liveBoxs = {x:liveBoxsShadow.x,y:liveBoxsShadow.y};
  206. }
  207. }
  208. }
  209. private function roll(b:Boolean = true):void {
  210. var liveBoxsShadow:Array = new Array();
  211. for (var i:int = 0; i
  212. liveBoxsShadow = {x:liveBoxs.x,y:liveBoxs.y};
  213. }
  214. if (b) {
  215. for (i = 1; i
  216. var tempIX:int=liveBoxs.x;
  217. liveBoxs.x = liveBoxs[0].x+liveBoxs.y-liveBoxs[0].y;
  218. liveBoxs.y = liveBoxs[0].y -tempIX +liveBoxs[0].x;
  219. }
  220. }else {
  221. for (i= 1; i
  222. tempIX=liveBoxs.x;
  223. liveBoxs.x = liveBoxs[0].x-liveBoxs.y+liveBoxs[0].y;
  224. liveBoxs.y = liveBoxs[0].y +tempIX -liveBoxs[0].x;
  225. }
  226. }
  227. if (!isLive()) {
  228. for (i = 0; i
  229. liveBoxs = {x:liveBoxsShadow.x,y:liveBoxsShadow.y};
  230. }
  231. }
  232. }
  233. private function update():void {
  234. world.graphics.clear();
  235. world.graphics.lineStyle(1, 0xffffff);
  236. world.graphics.lineTo(xNum * w , 0);
  237. world.graphics.lineTo(xNum * w ,yNum * w);
  238. world.graphics.lineTo(0, yNum * w );
  239. world.graphics.lineTo(0,0);
  240. world.graphics.lineStyle();

  242. for (var i:int = 0; i
  243. for (var j:int = 0; j
  244. if (deadBoxs[j] == 1) {
  245. world.graphics.beginFill(0x123456);
  246. world.graphics.drawRect(j * w, i * w, w, w);
  247. }
  248. }
  249. }
  250. var color:Number;
  251. if (lives[0]==4) {
  252. color = 0x00ffff;
  253. }else if (lives[0]==1) {
  254. color = 0xff0000;
  255. }else if (lives[0]==2) {
  256. color = 0x00ff00;
  257. }else if (lives[0]==3) {
  258. color=0x0000ff
  259. }else {
  260. color=0xffff00
  261. }
  262. for (i = 0; i
  263. world.graphics.beginFill(color,0.9);
  264. world.graphics.drawRect(liveBoxs.x*w,liveBoxs.y*w,w,w);
  265. }
  266. world.graphics.lineStyle(1, 0xffffff, 0.5);
  267. for (i = 0; i
  268. world.graphics.moveTo(w * (i + 1), 0);
  269. world.graphics.lineTo(w * (i + 1), w*yNum);
  270. }
  271. for (i = 0; i
  272. world.graphics.moveTo(0, w*(i+1));
  273. world.graphics.lineTo(w * xNum , w*(i+1));
  274. }
  275. }
  276. private function clickHandler(e:MouseEvent):void {
  277. navigateToURL( new URLRequest ("http://*spa**ce.flash8.net/space/?534614" ) );
  278. }
  279. private function timeHandler2(e:TimerEvent):void {
  280. if (keyLeft) {
  281. move(-1, 0);
  282. }
  283. if (keyRight) {
  284. move(1, 0);
  285. }
  286. if (keyRollLeft) {
  287. roll();
  288. }
  289. if (keyRollRight) {
  290. roll(false);
  291. }
  292. }
  293. private function timeHandler(e:TimerEvent):void {
  294. move(0, 1);
  295. if (isBottom()) {
  296. liveToDead();
  297. clear();
  298. initLive();
  299. }
  300. }
  301. private function enterFrameHandler(e:Event):void {
  302. if (keyUp) {
  303. while (!isBottom()) {
  304. move(0, 1);
  305. }
  306. liveToDead();
  307. clear();
  308. initLive();
  309. keyUp = false;
  310. }
  311. update();
  312. }
  313. private function keyDownHandler(e:KeyboardEvent):void {
  314. switch(e.keyCode){
  315. case Keyboard.LEFT:
  316. keyLeft = true;
  317. keyRight = false;
  318. break;
  319. case Keyboard.RIGHT:
  320. keyRight = true;
  321. keyLeft = false;
  322. break;
  323. case Keyboard.SPACE:
  324. keyUp = true;
  325. break;
  326. case Keyboard.UP:
  327. keyRollLeft = true;
  328. keyRollRight = false;
  329. break;
  330. case Keyboard.DOWN:
  331. keyRollRight = true;
  332. keyRollLeft = false;
  333. break;
  334. }
  335. }
  336. private function keyUpHandler(e:KeyboardEvent):void {
  337. switch(e.keyCode){
  338. case Keyboard.LEFT:
  339. keyLeft = false;
  340. break;
  341. case Keyboard.RIGHT:
  342. keyRight = false;
  343. break;
  344. case Keyboard.UP:
  345. keyRollLeft = false;
  346. break;
  347. case Keyboard.DOWN:
  348. keyRollRight = false;
  349. break;
  350. }
  351. }
  352. }
  353. }

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