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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：
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Factory的code如下：: u5 N0 p% e4 @, N4 m3 G
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/*************************************- _* E& ?: t0 U: T2 T
- A6 O. }9 M6 m* L/ s B* author:hgf_starlovecpp@hotmail.com
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* version:1.0
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* description: just for fun$ H% t1 F. h7 k2 n$ ?: Y
0 A' x5 B! G# r" z( O5 o! P. D5 ^* todo: hard code exists need to fixed
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4 M% @3 s( O3 I3 z3 p% K9 ?7 v4 Y**************************************/% k: V }% w& b; Z
4 g7 Q: ]2 _( [1 q7 Q a( d" R#pragma once, G" }7 h! f9 r0 R; B, N) U. C
#include <map>
# m% C, W8 e) D9 q0 E6 x#include "Tetris.h"
4 D4 W2 v% {0 C/ x' U5 D2 S#include "OneTetris.h"
9 J5 z5 o+ C. O" y#include "TwoTetris.h"
# p/ u! F. g3 t/ Y3 i#include "ThreeTetris.h"# @7 u& Z" C% f1 F" V5 \
#include "FourTetris.h"
; S, {* H& e4 R! h5 p% H#include "FiveTetris.h"& I+ }) k5 X: q5 e" e% o: G$ w+ a
#include "SixTetris.h"* ~$ V7 F% \; @. r
#include "SevenTetris.h"
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class TetrisFactory4 n I$ V& x3 _
{
5 F) b2 z9 Z5 X- l" ]% Y4 Npublic:
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2 L# Z1 R. i- h0 O9 W: @2 j% _4 a: g1 wTetrisFactory(void)0 H2 ?/ ~3 C+ M- g
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E1 _( }2 i( { }+ k2 _m_sel2TetrisMap[0] = &TetrisFactory::CreateOneTetris;
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m_sel2TetrisMap[1] = &TetrisFactory::CreateTwoTetris;4 c3 H) y4 x; y$ ]6 X. P6 o; p
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m_sel2TetrisMap[2] = &TetrisFactory::CreateThreeTetris;/ s% B# ?" J; M
4 m4 W8 ^0 H+ i9 Lm_sel2TetrisMap[3] = &TetrisFactory::CreateFourTetris;
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m_sel2TetrisMap[4] = &TetrisFactory::CreateFiveTetris;
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m_sel2TetrisMap[5] = &TetrisFactory::CreateSixTetris;
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. l. d/ L+ f/ a" ?2 Um_sel2TetrisMap[6] = &TetrisFactory::CreateSevenTetris;/ Q1 d; m0 F+ i% m
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}
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/ v! s- O3 H, A! T~TetrisFactory(void)9 ^ U; e2 n4 @
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}
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2 Z# P" p0 o' j% @, k" xTetris* CreateTetris(char sel)
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return (this->*(m_sel2TetrisMap.find(sel)->second))();9 q+ f' ]. M+ t7 J* ^7 d
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Tetris* CreateOneTetris(), Y- i4 G& S; j9 K$ n6 Z2 P
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static OneTetris tetris;
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tetris.InitPos();
7 |% ^" t' ^9 b# S& v0 o return & tetris; F; R7 k, Z5 E; J
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}
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Tetris* CreateTwoTetris()- E, K6 h+ V! a; l D1 l
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: ^0 L% a6 r. G9 s7 {( ]6 H static TwoTetris tetris;
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tetris.InitPos();2 y0 O; @! h- T, m5 ^* G
return & tetris;8 W1 N9 l D0 V. \" B
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' l* d( {3 u- m1 l# c" e; cTetris* CreateThreeTetris()* P" Z4 v3 T" x# w9 q0 |
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static ThreeTetris tetris;. d m& ~' x( Y. |4 @4 @
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tetris.InitPos();1 u! F/ X7 I# P
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& [: a9 n( @9 {$ D, d! I/ m% dreturn & tetris;4 H {4 }; L% y0 U1 T) ?: N+ C
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}
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3 u$ u! w0 G% B+ f+ MTetris* CreateFourTetris()
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static FourTetris tetris;
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tetris.InitPos();! n* ]. i. X6 i# r! ^/ a, w
return & tetris;& N) ^' f8 ?- n
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( D3 u' I3 ~$ {" g' s- rTetris* CreateFiveTetris()- \3 t+ m+ H, _5 T, u8 S) T
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{
' z9 `. I3 f$ H' P% ^) V8 ? static FiveTetris tetris;6 y R, K/ u' ~: S: k! P
# m# m# @- \9 @3 atetris.InitPos();5 d5 j# Q# c3 [: |( J+ @# |
return & tetris;1 K4 K! \- H) w
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Tetris* CreateSixTetris()9 p; y8 E5 X% n. u9 p8 M
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$ |, v+ ]3 _6 I% T: G/ p static SixTetris tetris;
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1 X5 U' I' t- x; j9 [ mtetris.InitPos();+ a( @. o. A( w$ l9 e
return & tetris;
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% y! y6 t. S) y& hTetris* CreateSevenTetris()
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{
0 N8 L6 Q! C+ n: Q U8 Z static SevenTetris tetris; R/ A2 U8 P- F5 Y1 ?+ c1 k0 w
: L1 D* W8 \; d% [7 B) ytetris.InitPos();" x9 t/ d& y# H5 o' S" l5 I
return & tetris;. i& N7 z3 m D( g7 u( ~( m. M
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}
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private:
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+ M( g2 C* i$ h3 ~0 i typedef Tetris*(TetrisFactory::*PMA)();7 t2 \6 s7 | ~( x9 C. h( H
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std::map<char,PMA> m_sel2TetrisMap;
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8 Y* p( d- M$ j5 `7 d有兴趣的朋友可以下下来改改玩玩。) c/ B& n( l) c, x
; _5 J4 f6 K" v0 ]3 EThat’s all!6 } M. y. `4 y; n% Z k% W5 N0 W
1 b, Y& `5 O& p8 C7 E5 J) dPeter , M- w& W/ E: z1 q; T
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[ 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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