Piece.cpp

#include "Piece.h"
#include "pieces.h"

Piece::Piece()
{
    m_piece = 0;
    m_rotation = ROTATION_0;
}

Piece::Piece(int piece, int rotation)
{
    m_piece = piece;
    m_rotation = rotation;
}

void
Piece::rotate()
{
    m_rotation++;
    if (m_rotation > ROTATION_270) {
        m_rotation = ROTATION_0;
    }
}

void
Piece::resetBlocksEnum()
{
    m_blockEnumX = 0;
    m_blockEnumY = 0;
}

/**
 * Finds next piece's block and return its position
 */
bool
Piece::iterateBlocksEnum(int *x, int *y)
{
    bool hasResult = false;
    while (
        !hasResult
        && m_blockEnumX < PIECE_SIZE
        && m_blockEnumY < PIECE_SIZE
    ) {
        hasResult = checkHasBlock(m_blockEnumX, m_blockEnumY);

        if (hasResult) {
            *x = m_blockEnumX;
            *y = m_blockEnumY;
        }

        m_blockEnumY++;
        if (m_blockEnumY >= PIECE_SIZE) {
            m_blockEnumY = 0;
            m_blockEnumX++;
        }
    }
    return hasResult;
}

bool
Piece::checkHasBlock(int x, int y)
{
    if (m_rotation == ROTATION_0) {
        return (pieceBlocks[m_piece][y][x] > 0);
    } else if (m_rotation == ROTATION_90) {
        return (pieceBlocks[m_piece][PIECE_SIZE-x-1][y] > 0);
    } else if (m_rotation == ROTATION_180) {
        return (pieceBlocks[m_piece][PIECE_SIZE-y-1][PIECE_SIZE-x-1] > 0);
    } else {
        return (pieceBlocks[m_piece][x][PIECE_SIZE-y-1] > 0);
    }
}

Uint8
Piece::getColorRed()
{
    return pieceColor[m_piece][0];
}

Uint8
Piece::getColorGreen()
{
    return pieceColor[m_piece][1];
}

Uint8
Piece::getColorBlue()
{
    return pieceColor[m_piece][2];
}

void
Piece::setPiece(int piece)
{
    m_piece = piece;
}

int
Piece::getPiece()
{
    return m_piece;
}

void
Piece::setRotation(int rotation)
{
    m_rotation = rotation;
}

int
Piece::getRotation()
{
    return m_rotation;
}