Files

127 lines
2.3 KiB
C++

#include "field.h"
#include "io.h"
Field::Token Field::Opponent( Token token ) {
if ( token == PlayerA ) {
return PlayerB;
} else if (token == PlayerB){
return PlayerA;
} else {
return None;
}
}
Field::Field()
: left_( 9 ) {
grid_ = new Token* [3];
for ( int i = 0; i < 3 ; i++ ) {
grid_[i] = new Token[3];
}
}
Field::~Field() {
for ( int i = 0; i < 3; i++ ) {
delete [] grid_[i];
}
delete [] grid_;
}
Field Field::Clone() const {
Field field;
for ( int i = 0; i < 3; i++ ) {
for ( int j = 0; j < 3; j++ ) {
field.grid_[i][j] = grid_[i][j];
}
}
field.left_ = left_;
return field;
}
void Field::Clear() {
for ( int i = 0; i < 3; i++ ) {
for ( int j = 0; j < 3; j++ ) {
grid_[i][j] = None;
}
}
left_ = 9;
}
void Field::Show() const {
io::stringOut(" 1 2 3\n");
for ( int row = 0; row < 3; row++ ) {
io::numberOut(row + 1);
io::stringOut(" ");
for ( int col = 0; col < 3; col++ ) {
if ( grid_[row][col] == PlayerA ) {
io::stringOut(" X ");
} else if ( grid_[row][col] == PlayerB ) {
io::stringOut(" O ");
} else {
io::stringOut(" ");
}
if ( col < 2 ) {
io::stringOut("|");
}
}
if ( row < 2 ) {
io::stringOut("\n -----------\n");
}
}
io::stringOut("\n\n");
}
int Field::SameInRow( Token token, int amount ) const {
int sum = amount * token;
int count = 0;
for ( int i = 0; i < 3; i++ ) {
if ( grid_[i][0] + grid_[i][1] + grid_[i][2] == sum ) {
count++;
} else if ( grid_[0][i] + grid_[1][i] + grid_[2][i] == sum ) {
count++;
}
}
if ( grid_[0][0] + grid_[1][1] + grid_[2][2] == sum ) {
count++;
} else if ( grid_[2][0] + grid_[1][1] + grid_[0][2] == sum ) {
count++;
}
return count;
}
bool Field::InRange( const Move& move ) const {
return move.row >= 0 && move.row < 3 && move.col >= 0 && move.col < 3;
}
bool Field::IsEmpty( const Move& move ) const {
return grid_[move.row][move.col] == None;
}
bool Field::IsFull() const {
return left_ == 0;
}
void Field::MakeMove( const Move& move, Token token ) {
if ( !InRange( move ) || !IsEmpty( move ) || token == None || !left_ ) {
return;
}
grid_[move.row][move.col] = token;
left_--;
}
void Field::ClearMove( const Move& move ) {
if ( !InRange( move ) || !IsEmpty( move ) || left_ == 9 ) {
return;
}
grid_[move.row][move.col] = None;
left_++;
}