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LibChess: Add and use Square::{file,rank}_char() methods

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This saves us having to build and allocate a String, just to then use
one character of it.
This commit is contained in:
Sam Atkins 2023-04-24 12:29:31 +01:00 • committed by Andreas Kling
parent c73c697f94
commit 5f6dd87163
4 changed files with 35 additions and 13 deletions
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14
Userland/Games/Chess/ChessWidget.cpp
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@ -66,16 +66,20 @@ void ChessWidget::paint_event(GUI::PaintEvent& event)
}
if (m_coordinates) {
auto coord = sq.to_algebraic();
auto text_color = (sq.is_light()) ? board_theme().dark_square_color : board_theme().light_square_color;
auto shrunken_rect = tile_rect;
shrunken_rect.shrink(4, 4);
if (sq.rank == coord_rank_file)
painter.draw_text(shrunken_rect, coord.substring_view(0, 1), coordinate_font, Gfx::TextAlignment::BottomRight, text_color);
if (sq.file == coord_rank_file)
painter.draw_text(shrunken_rect, coord.substring_view(1, 1), coordinate_font, Gfx::TextAlignment::TopLeft, text_color);
if (sq.rank == coord_rank_file) {
auto file_char = sq.file_char();
painter.draw_text(shrunken_rect, { &file_char, 1 }, coordinate_font, Gfx::TextAlignment::BottomRight, text_color);
}
if (sq.file == coord_rank_file) {
auto rank_char = sq.rank_char();
painter.draw_text(shrunken_rect, { &rank_char, 1 }, coordinate_font, Gfx::TextAlignment::TopLeft, text_color);
}
}
for (auto& m : m_board_markings) {