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Chess: Refactor game logic into LibChess for use in engines

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In the future UCI protocol stuff will also go into LibChess.
This commit is contained in:
Peter Elliott 2020-08-18 15:02:53 -06:00 • committed by Andreas Kling
parent ffece9cfba
commit d2cb5e0f48
7 changed files with 165 additions and 148 deletions
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18
Games/Chess/ChessWidget.cpp
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@ -123,22 +123,22 @@ void ChessWidget::mouseup_event(GUI::MouseEvent& event)
}
if (board().apply_move(move)) {
if (board().game_result() != Chess::Result::NotFinished) {
if (board().game_result() != Chess::Board::Result::NotFinished) {
bool over = true;
String msg;
switch (board().game_result()) {
case Chess::Result::CheckMate:
case Chess::Board::Result::CheckMate:
if (board().turn() == Chess::Colour::White) {
msg = "Black wins by Checkmate.";
} else {
msg = "White wins by Checkmate.";
}
break;
case Chess::Result::StaleMate:
case Chess::Board::Result::StaleMate:
msg = "Draw by Stalemate.";
break;
case Chess::Result::FiftyMoveRule:
case Chess::Board::Result::FiftyMoveRule:
update();
if (GUI::MessageBox::show(window(), "50 moves have elapsed without a capture. Claim Draw?", "Claim Draw?",
GUI::MessageBox::Type::Information, GUI::MessageBox::InputType::YesNo)
@ -148,10 +148,10 @@ void ChessWidget::mouseup_event(GUI::MouseEvent& event)
over = false;
}
break;
case Chess::Result::SeventyFiveMoveRule:
case Chess::Board::Result::SeventyFiveMoveRule:
msg = "Draw by 75 move rule.";
break;
case Chess::Result::ThreeFoldRepitition:
case Chess::Board::Result::ThreeFoldRepitition:
update();
if (GUI::MessageBox::show(window(), "The same board state has repeated three times. Claim Draw?", "Claim Draw?",
GUI::MessageBox::Type::Information, GUI::MessageBox::InputType::YesNo)
@ -161,10 +161,10 @@ void ChessWidget::mouseup_event(GUI::MouseEvent& event)
over = false;
}
break;
case Chess::Result::FiveFoldRepitition:
case Chess::Board::Result::FiveFoldRepitition:
msg = "Draw by fivefold repitition.";
break;
case Chess::Result::InsufficientMaterial:
case Chess::Board::Result::InsufficientMaterial:
msg = "Draw by insufficient material.";
break;
default:
@ -239,7 +239,7 @@ RefPtr<Gfx::Bitmap> ChessWidget::get_piece_graphic(const Chess::Piece& piece) co
void ChessWidget::reset()
{
m_board = Chess();
m_board = Chess::Board();
m_drag_enabled = true;
update();
}