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PixelPaint: Alternate selection outline between black and white

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This commit is contained in:
Mateusz Górzyński 2021-06-15 14:22:34 +02:00 • committed by Andreas Kling
parent 7597cca5c6
commit 4aff4249aa
1 changed files with 5 additions and 2 deletions
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7
Userland/Applications/PixelPaint/Selection.cpp
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@ -22,7 +22,7 @@ Selection::Selection(ImageEditor& editor)
{ {
m_marching_ants_timer = Core::Timer::create_repeating(80, [this] { m_marching_ants_timer = Core::Timer::create_repeating(80, [this] {
++m_marching_ants_offset; ++m_marching_ants_offset;
m_marching_ants_offset %= marching_ant_length; m_marching_ants_offset %= (marching_ant_length * 2);
if (!is_empty() || m_in_interactive_selection) if (!is_empty() || m_in_interactive_selection)
m_editor.update(); m_editor.update();
}); });
@ -34,8 +34,11 @@ void Selection::draw_marching_ants(Gfx::Painter& painter, Gfx::IntRect const& re
int offset = m_marching_ants_offset; int offset = m_marching_ants_offset;
auto draw_pixel = [&](int x, int y) { auto draw_pixel = [&](int x, int y) {
if ((offset % marching_ant_length) != 0) if ((offset % (marching_ant_length * 2)) < marching_ant_length) {
painter.set_pixel(x, y, Color::Black); painter.set_pixel(x, y, Color::Black);
} else {
painter.set_pixel(x, y, Color::White);
}
offset++; offset++;
}; };