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大概一年半以前闲着无聊，于是就写了一个俄罗斯方块自娱自乐，程序运行如下图1所示：
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完整的source code可以在附件下载。该程序使用WTL实现的，代码本身非常简单，无非是一些碰撞，变形等情况的判断调整。比较有意思的是程序使用了Factory Method用于创建方块，控制方块的变形。创建方块部分的设计类图如下所示：4 N: j; S2 Z) F3 Q9 W3 r O5 g! k
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1 n/ M: `/ k( Y" ^+ Y, s& zFactory的code如下：$ L9 P" `. D" z4 l/ ] S
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* author:hgf_starlovecpp@hotmail.com
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* version:1.0! X: v9 s c/ O3 H7 Y
w, v! `9 j; I* description: just for fun
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* todo: hard code exists need to fixed
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#pragma once
9 |0 V* K7 s) A9 J#include <map>
7 l5 X" t* C, O& c/ Y#include "Tetris.h"8 e4 I2 ?& {9 K! d E0 {3 d
#include "OneTetris.h"; o5 g4 O+ |+ j, q- B3 C
#include "TwoTetris.h"
. x$ \9 g5 f. b2 @3 A#include "ThreeTetris.h"
- ~0 o4 B9 I6 Z. M#include "FourTetris.h", w" w( @7 L' e/ R( g
#include "FiveTetris.h"/ m4 S2 Y0 l4 e! y7 l
#include "SixTetris.h"
( ^- b) w# i% ~/ Y#include "SevenTetris.h"
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! q" X+ c% k+ [, O. g) gclass TetrisFactory
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% I% \: O3 X, ITetrisFactory(void)
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m_sel2TetrisMap[0] = &TetrisFactory::CreateOneTetris;( b* a* l, N' L# A) a
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m_sel2TetrisMap[1] = &TetrisFactory::CreateTwoTetris;
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m_sel2TetrisMap[2] = &TetrisFactory::CreateThreeTetris;# r, W* C4 X# C' b0 w
3 ~2 O$ J! K5 p5 n$ h; pm_sel2TetrisMap[3] = &TetrisFactory::CreateFourTetris;, h" ?5 x; j; ^$ f- L
# B+ a; f$ N8 Lm_sel2TetrisMap[4] = &TetrisFactory::CreateFiveTetris;
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' \7 E; s, n2 [/ t& U( qm_sel2TetrisMap[5] = &TetrisFactory::CreateSixTetris; F' X8 V F& ?# W$ y. o
" Z1 u8 `! |% ^1 \+ B3 [$ om_sel2TetrisMap[6] = &TetrisFactory::CreateSevenTetris;
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~TetrisFactory(void)
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Tetris* CreateTetris(char sel)
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return (this->*(m_sel2TetrisMap.find(sel)->second))();
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}
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- w' R9 k$ |9 wTetris* CreateOneTetris()4 S6 f) }2 h+ z7 S) j8 Z. ]7 z
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static OneTetris tetris;
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, D3 o( O9 D. R: a0 Ntetris.InitPos();
; {4 i. r- H: V4 ~ return & tetris;
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Tetris* CreateTwoTetris(), l! H% Q- j! K3 K# d _2 N
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7 {3 N0 J1 I, k* I+ J static TwoTetris tetris;
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tetris.InitPos();
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. s5 e2 Y+ R) \$ q" S ~% UTetris* CreateThreeTetris()
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static ThreeTetris tetris;
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, y: h3 r1 _& o: X8 U' m3 ltetris.InitPos();0 m I( h1 I0 `: s6 G& n5 j
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return & tetris;) k: o0 B, l7 Z" B
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Tetris* CreateFourTetris()
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static FourTetris tetris;
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tetris.InitPos(); I% X x% W2 j: R' m, R
return & tetris;
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7 p% M' A7 h( O2 ZTetris* CreateFiveTetris()" c8 o- M1 R) ~" l B+ Y
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4 R% q/ S3 w' L, K9 m static FiveTetris tetris;
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tetris.InitPos();
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}
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Tetris* CreateSixTetris()$ b/ w' G* B* o
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tetris.InitPos();. j8 Y6 @7 O! h Z" X8 ~, a
return & tetris;
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7 I5 f( a! p) \. Z3 X* ?Tetris* CreateSevenTetris()3 v; [& P8 r- v6 f
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{
4 P6 I+ s1 s; a" s: U static SevenTetris tetris;- g6 d5 i! `5 f+ h5 U' h1 J* _, R' X
! c7 v1 M. _5 A3 h" Ltetris.InitPos();( V6 B; ^' Z: `
return & tetris;
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3 u8 d+ K+ x3 S# n5 t' v# w typedef Tetris*(TetrisFactory::*PMA)();
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std::map<char,PMA> m_sel2TetrisMap;
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};
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$ N/ n; y6 M Q0 S, {有兴趣的朋友可以下下来改改玩玩。& L0 s9 `+ J( N& m1 E
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That’s all!3 z0 Y' v1 U Z/ ^; @. x4 E3 l
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Peter
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: M7 s, k$ Y) [( W! E[ 本帖最后由 peterhu 于 2009-5-20 09:51 编辑 ] |
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发表于 2009-5-11 14:01:46
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