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514 lines
15 KiB
C++
Executable File
514 lines
15 KiB
C++
Executable File
// HWRECTView.cpp : implementation of the CHWRECTView class
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//
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#include <cdroid.h>
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#include <cdlog.h>
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#include <sstream>
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namespace newglee{
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static constexpr int BLOCK_SIZE=25; //单个方块单元的边长
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static constexpr int MARGIN=5; //场景边距
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static constexpr int AREA_ROW=25; //场景行数
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static constexpr int AREA_COL=15; //场景列数
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#define WM_REFRESH (21100)
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//方向
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enum Direction{
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UP,
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DOWN,
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LEFT,
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RIGHT,
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SPACE
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};
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//定义边界信息
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struct Border{
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int ubound;
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int dbound;
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int lbound;
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int rbound;
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};
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//坐标
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struct block_point{
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int pos_x;
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int pos_y;
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// block_point(int x,int y):pos_x(x),pos_y(y){}
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};
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//下降，左移，右移宏定义
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int item1[4][4]={
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{0,0,0,0},
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{0,1,1,0},
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{0,1,1,0},
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{0,0,0,0}
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};
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//右L
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int item2[4][4]={
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{0,1,0,0},
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{0,1,0,0},
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{0,1,1,0},
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{0,0,0,0}
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};
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//左L
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int item3[4][4]={
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{0,0,1,0},
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{0,0,1,0},
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{0,1,1,0},
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{0,0,0,0}
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};
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//右S
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int item4[4][4]={
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{0,1,0,0},
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{0,1,1,0},
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{0,0,1,0},
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{0,0,0,0}
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};
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//左S
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int item5[4][4]={
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{0,0,1,0},
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{0,1,1,0},
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{0,1,0,0},
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{0,0,0,0}
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};
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//山形
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int item6[4][4]={
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{0,0,0,0},
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{0,0,1,0},
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{0,1,1,1},
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{0,0,0,0}
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};
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//长条
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int item7[4][4]={
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{0,0,1,0},
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{0,0,1,0},
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{0,0,1,0},
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{0,0,1,0}
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};
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inline void block_cpy(int dblock[4][4],int sblock[4][4]){
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for(int i=0;i<4;i++)
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for(int j=0;j<4;j++)
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dblock[i][j]=sblock[i][j];
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}
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class TetrisWindow:public Window{
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private:
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int game_area[AREA_ROW][AREA_COL]; //场景区域，1表示活动的方块，2表示稳定的方块，0表示空
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block_point block_pos; //当前方块坐标
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int cur_block[4][4]; //当前方块形状
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Border cur_border; //当前方块边界
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int next_block[4][4]; //下一个方块形状
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bool isStable; //当前方块是否稳定了
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int score; //游戏分数
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int game_timer; //方块下落计时器
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int paint_timer; //渲染刷新计时器
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int speed_ms; //下落时间间隔
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int refresh_ms; //刷新时间间隔
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int mGameIsOver;
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int mTopLeft;
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Spinner*mLevelSelector;
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Button*mStartButton;
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protected:
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bool onMessage(DWORD msgid,DWORD wp,ULONG lp);
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void onDraw(Canvas&canvas)override;
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bool onKeyUp(int keyCode,KeyEvent&event)override;
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public:
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TetrisWindow(int x,int y,int w,int h);
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void InitGame(); //初始化
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void StartGame(); //开始游戏
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void GameOver(); //游戏结束
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void ResetBlock(); //重置方块
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void BlockMove(Direction dir); //方块变动
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void BlockRotate(int block[4][4]); //方块旋转
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void CreateBlock(int block[4][4],int block_id); //产生方块
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void GetBorder(int block[4][4],Border &border); //计算边界
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void ConvertStable(int x,int y); //转换为稳定方块
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bool IsCollide(int x,int y,Direction dir); //判断是否会碰撞
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};
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TetrisWindow::TetrisWindow(int x,int y,int w,int h):Window(x,y,w,h){
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setText("Tetris");
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InitGame();
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mLevelSelector=new Spinner(300,30);
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mTopLeft=300;
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const int timeIntervals[]={700,600,500,400,300};
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/*for(int i=0;i<5;i++){
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//mLevelSelector->addItem(new Selector::ListItem(std::to_string(i+1),timeIntervals[i]));
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}
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mLevelSelector->setItemSelectListener([this](AbsListView&lv,const ListView::ListItem&lvitem,int index){
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speed_ms=lvitem.getId();
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});
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mLevelSelector->setSelection(0);*/
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int cx=mTopLeft+AREA_COL*BLOCK_SIZE+MARGIN*5;
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addView(mLevelSelector).setPos(cx,300);
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mStartButton=new Button("Start",300,30);
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addView(mStartButton).setPos(cx,350);
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mStartButton->setOnClickListener([this](View&v){
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mGameIsOver=0;
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StartGame();
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});
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}
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void TetrisWindow::InitGame(){
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for(int i=0;i<AREA_ROW;i++)
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for(int j=0;j<AREA_COL;j++)
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game_area[i][j]=0;
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speed_ms=800;
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refresh_ms=30;
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//初始化随机数种子
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srand(time(0));
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//分数清0
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score=0;
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mGameIsOver=true;
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//开始游戏
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}
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void TetrisWindow::GetBorder(int block[4][4],Border &border){
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//计算上下左右边界
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for(int i=0;i<4;i++)
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for(int j=0;j<4;j++)
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if(block[i][j]==1)
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{
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border.dbound=i;
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break; //直到计算到最后一行有1
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}
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for(int i=3;i>=0;i--)
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for(int j=0;j<4;j++)
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if(block[i][j]==1)
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{
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border.ubound=i;
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break;
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}
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for(int j=0;j<4;j++)
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for(int i=0;i<4;i++)
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if(block[i][j]==1)
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{
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border.rbound=j;
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break;
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}
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for(int j=3;j>=0;j--)
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for(int i=0;i<4;i++)
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if(block[i][j]==1)
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{
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border.lbound=j;
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break;
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}
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}
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void TetrisWindow::CreateBlock(int block[4][4],int block_id){
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switch (block_id)
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{
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case 0:
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block_cpy(block,item1);
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break;
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case 1:
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block_cpy(block,item2);
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break;
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case 2:
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block_cpy(block,item3);
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break;
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case 3:
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block_cpy(block,item4);
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break;
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case 4:
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block_cpy(block,item5);
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break;
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case 5:
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block_cpy(block,item6);
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break;
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case 6:
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block_cpy(block,item7);
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break;
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default:
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break;
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}
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}
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void TetrisWindow::ResetBlock(){
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//产生当前方块
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block_cpy(cur_block,next_block);
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GetBorder(cur_block,cur_border);
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//产生下一个方块
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int block_id=rand()%7;
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CreateBlock(next_block,block_id);
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//设置初始方块坐标,以方块左上角为锚点
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block_point start_point;
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start_point.pos_x=AREA_COL/2-2;
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start_point.pos_y=0;
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block_pos=start_point;
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}
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void TetrisWindow::StartGame(){
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//sendMessage(WM_REFRESH,0,0,speed_ms);
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//产生初始下一个方块
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int block_id=rand()%7;
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CreateBlock(next_block,block_id);
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ResetBlock(); //产生方块
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}
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bool TetrisWindow::onKeyUp(int keyCode,KeyEvent&event){
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if(mGameIsOver)
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return Window::onKeyUp(keyCode,event);
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switch(keyCode)
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{
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case KeyEvent::KEYCODE_DPAD_UP:
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BlockMove(UP);
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break;
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case KeyEvent::KEYCODE_DPAD_DOWN:
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BlockMove(DOWN);
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break;
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case KeyEvent::KEYCODE_DPAD_LEFT:
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BlockMove(LEFT);
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break;
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case KeyEvent::KEYCODE_DPAD_RIGHT:
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BlockMove(RIGHT);
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break;
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case KeyEvent::KEYCODE_SPACE:
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case KeyEvent::KEYCODE_ENTER:
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BlockMove(SPACE);
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break;
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default:return Window::onKeyUp(keyCode,event);
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}
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invalidate(true);
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return true;
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}
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bool TetrisWindow::onMessage(DWORD msgid,DWORD wp,ULONG lp){
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if((msgid==WM_REFRESH)&&(!mGameIsOver)){
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BlockMove(DOWN);
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invalidate(true);
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//sendMessage(msgid,wp,lp,speed_ms);
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}else
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return true;//Window::onMessage(msgid,wp,lp);
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}
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void TetrisWindow::GameOver(){
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//游戏结束停止计时器
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//killTimer(game_timer);
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//killTimer(paint_timer);
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//QMessageBox::information(this,"failed","game over");
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}
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void TetrisWindow::BlockRotate(int block[4][4]){
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int temp_block[4][4];
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for(int i=0;i<4;i++)
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for(int j=0;j<4;j++)
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temp_block[3-j][i]=block[i][j];
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for(int i=0;i<4;i++)
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for(int j=0;j<4;j++)
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block[i][j]=temp_block[i][j];
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}
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void TetrisWindow::ConvertStable(int x,int y){
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for(int i=cur_border.ubound;i<=cur_border.dbound;i++)
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for(int j=cur_border.lbound;j<=cur_border.rbound;j++)
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if(cur_block[i][j]==1)
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game_area[y+i][x+j]=2; //x和y别搞反
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}
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bool TetrisWindow::IsCollide(int x,int y,Direction dir){
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//用拷贝的临时方块做判断
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int temp_block[4][4];
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block_cpy(temp_block,cur_block);
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Border temp_border;
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GetBorder(temp_block,temp_border);
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//先尝试按照某方向走一格
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switch(dir)
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{
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case UP:
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BlockRotate(temp_block);
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GetBorder(temp_block,temp_border); //旋转后要重新计算边界
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break;
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case DOWN:
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y+=1;
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break;
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case LEFT:
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x-=1;
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break;
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case RIGHT:
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x+=1;
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break;
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default:
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break;
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}
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for(int i=temp_border.ubound;i<=temp_border.dbound;i++)
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for(int j=temp_border.lbound;j<=temp_border.rbound;j++)
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if(game_area[y+i][x+j]==2&&temp_block[i][j]==1||x+temp_border.lbound<0||x+temp_border.rbound>AREA_COL-1)
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return true;
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return false;
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}
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void TetrisWindow::BlockMove(Direction dir){
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switch (dir) {
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case UP:
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if(IsCollide(block_pos.pos_x,block_pos.pos_y,UP))
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break;
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//逆时针旋转90度
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BlockRotate(cur_block);
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//防止旋转后bug,i和j从0到4重新设置方块
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for(int i=0;i<4;i++)
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for(int j=0;j<4;j++)
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game_area[block_pos.pos_y+i][block_pos.pos_x+j]=cur_block[i][j];
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//重新计算边界
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GetBorder(cur_block,cur_border);
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break;
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case DOWN:
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//方块到达边界则不再移动
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if(block_pos.pos_y+cur_border.dbound==AREA_ROW-1)
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{
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ConvertStable(block_pos.pos_x,block_pos.pos_y);
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ResetBlock();
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break;
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}
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//碰撞检测，只计算上下左右边界，先尝试走一格，如果碰撞则稳定方块后跳出
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if(IsCollide(block_pos.pos_x,block_pos.pos_y,DOWN))
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{
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//只有最终不能下落才转成稳定方块
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ConvertStable(block_pos.pos_x,block_pos.pos_y);
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ResetBlock();
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break;
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}
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//恢复方块上场景,为了清除移动过程中的方块残留
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for(int j=cur_border.lbound;j<=cur_border.rbound;j++)
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game_area[block_pos.pos_y][block_pos.pos_x+j]=0;
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//没有碰撞则下落一格
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block_pos.pos_y+=1;
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//方块下降一格，拷贝到场景,注意左右边界
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for(int i=0;i<4;i++) //必须是0到4而不是边界索引，考虑到旋转后边界重新计算
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for(int j=cur_border.lbound;j<=cur_border.rbound;j++)
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if(block_pos.pos_y+i<=AREA_ROW-1&&game_area[block_pos.pos_y+i][block_pos.pos_x+j]!=2) //注意场景数组不越界,而且不会擦出稳定的方块
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game_area[block_pos.pos_y+i][block_pos.pos_x+j]=cur_block[i][j];
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break;
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case LEFT:
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//到左边界或者碰撞不再往左
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if(block_pos.pos_x+cur_border.lbound==0||IsCollide(block_pos.pos_x,block_pos.pos_y,LEFT))
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break;
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//恢复方块右场景,为了清除移动过程中的方块残留
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for(int i=cur_border.ubound;i<=cur_border.dbound;i++)
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game_area[block_pos.pos_y+i][block_pos.pos_x+3]=0;
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block_pos.pos_x-=1;
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//方块左移一格，拷贝到场景
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for(int i=cur_border.ubound;i<=cur_border.dbound;i++)
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for(int j=0;j<4;j++)
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if(block_pos.pos_x+j>=0&&game_area[block_pos.pos_y+i][block_pos.pos_x+j]!=2) //注意场景数组不越界
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game_area[block_pos.pos_y+i][block_pos.pos_x+j]=cur_block[i][j];
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break;
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case RIGHT:
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if(block_pos.pos_x+cur_border.rbound==AREA_COL-1||IsCollide(block_pos.pos_x,block_pos.pos_y,RIGHT))
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break;
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//恢复方块左场景,为了清除移动过程中的方块残留
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for(int i=cur_border.ubound;i<=cur_border.dbound;i++)
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game_area[block_pos.pos_y+i][block_pos.pos_x]=0;
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block_pos.pos_x+=1;
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//方块右移一格，拷贝到场景
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for(int i=cur_border.ubound;i<=cur_border.dbound;i++)
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for(int j=0;j<4;j++)
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if(block_pos.pos_x+j<=AREA_COL-1&&game_area[block_pos.pos_y+i][block_pos.pos_x+j]!=2) //注意场景数组不越界
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game_area[block_pos.pos_y+i][block_pos.pos_x+j]=cur_block[i][j];
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break;
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case SPACE: //一次到底
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//一格一格下移，直到不能下移
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while(block_pos.pos_y+cur_border.dbound<AREA_ROW-1&&!IsCollide(block_pos.pos_x,block_pos.pos_y,DOWN))
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{
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//恢复方块上场景,为了清除移动过程中的方块残留
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for(int j=cur_border.lbound;j<=cur_border.rbound;j++)
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game_area[block_pos.pos_y][block_pos.pos_x+j]=0;
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//没有碰撞则下落一格
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block_pos.pos_y+=1;
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//方块下降一格，拷贝到场景,注意左右边界
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for(int i=0;i<4;i++) //必须是0到4
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for(int j=cur_border.lbound;j<=cur_border.rbound;j++)
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if(block_pos.pos_y+i<=AREA_ROW-1&&game_area[block_pos.pos_y+i][block_pos.pos_x+j]!=2) //注意场景数组不越界,而且不会擦出稳定的方块
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game_area[block_pos.pos_y+i][block_pos.pos_x+j]=cur_block[i][j];
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}
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ConvertStable(block_pos.pos_x,block_pos.pos_y);
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ResetBlock();
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break;
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default:
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break;
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}
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//处理消行，整个场景上面的行依次下移
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int i=AREA_ROW-1;
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int line_count=0; //记消行数
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while(i>=1)
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{
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bool is_line_full=true;
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for(int j=0;j<AREA_COL;j++)
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if(game_area[i][j]==0)
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{
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is_line_full=false;
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i--;
|
||
break;
|
||
}
|
||
if(is_line_full)
|
||
{
|
||
for(int k=i;k>=1;k--)
|
||
for(int j=0;j<AREA_COL;j++)
|
||
game_area[k][j]=game_area[k-1][j];
|
||
line_count++;//每次增加消行的行数
|
||
}
|
||
}
|
||
score+=line_count*10; //得分
|
||
//判断游戏是否结束
|
||
for(int j=0;j<AREA_COL;j++)
|
||
if(game_area[0][j]==2){ //最顶端也有稳定方块
|
||
GameOver();
|
||
mGameIsOver=true;
|
||
}
|
||
}
|
||
|
||
void TetrisWindow::onDraw(Canvas&canvas){
|
||
Window::onDraw(canvas);
|
||
//画方块预告
|
||
canvas.save();
|
||
canvas.translate(mTopLeft,0);
|
||
canvas.set_color(0xFFFFFFFF);
|
||
for(int i=0;i<4;i++)
|
||
for(int j=0;j<4;j++)
|
||
if(next_block[i][j]==1){
|
||
canvas.rectangle(MARGIN*3+AREA_COL*BLOCK_SIZE+j*BLOCK_SIZE,MARGIN+i*BLOCK_SIZE,BLOCK_SIZE-0.2,BLOCK_SIZE-0.2);
|
||
canvas.fill();
|
||
}
|
||
//绘制得分
|
||
RECT rect;
|
||
rect.set(MARGIN*5+AREA_COL*BLOCK_SIZE,MARGIN*2+4*BLOCK_SIZE,BLOCK_SIZE*4,BLOCK_SIZE*4);
|
||
canvas.set_font_size(26);
|
||
canvas.draw_text(rect,std::string("Score: ")+std::to_string(score),Gravity::LEFT|Gravity::CENTER_VERTICAL);
|
||
|
||
|
||
//绘制下落方块和稳定方块,注意方块边线的颜色是根据setPen来的，默认黑色
|
||
for(int i=0;i<AREA_ROW;i++)
|
||
for(int j=0;j<AREA_COL;j++)
|
||
{
|
||
//绘制活动方块
|
||
if(game_area[i][j]==1){
|
||
canvas.set_color(0xFFFF0000);
|
||
canvas.rectangle(j*BLOCK_SIZE+MARGIN,i*BLOCK_SIZE+MARGIN,BLOCK_SIZE-0.2,BLOCK_SIZE-0.2);
|
||
}
|
||
//绘制稳定方块
|
||
else if(game_area[i][j]==2){
|
||
canvas.set_color(0xFFFFFFFF);
|
||
canvas.rectangle(j*BLOCK_SIZE+MARGIN,i*BLOCK_SIZE+MARGIN,BLOCK_SIZE-0.2,BLOCK_SIZE-0.2);
|
||
}
|
||
canvas.fill();
|
||
}
|
||
canvas.set_color(0xFFFFFFFF);
|
||
canvas.rectangle(MARGIN,MARGIN,AREA_COL*BLOCK_SIZE+MARGIN,AREA_ROW*BLOCK_SIZE+MARGIN);
|
||
canvas.stroke();
|
||
canvas.restore();
|
||
}
|
||
|
||
Window*CreateTetrisWindow(){
|
||
Window*w=new TetrisWindow(0,0,1280,720);
|
||
};
|
||
}//namespace
|
||
#if 10
|
||
int main(int argc,const char*argv[]){
|
||
App app(argc,argv);
|
||
Window*w=newglee::CreateTetrisWindow();
|
||
app.exec();
|
||
}
|
||
#endif
|