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LibGfx: Add Rect::unite_{horizontally,vertically}()

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These functions unite the rect with another rect, but only in one axis.
This commit is contained in:
Andreas Kling
2023-07-12 15:39:33 +02:00
parent 7af7e90e3f
commit d620dd516c
2 changed files with 42 additions and 0 deletions
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26
Tests/LibGfx/TestRect.cpp
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@@ -56,3 +56,29 @@ TEST_CASE(rect_closest_to)
closest = screen_rect.closest_to(p);
EXPECT_EQ(screen_rect.side(closest), Gfx::IntRect::Side::Top);
}
TEST_CASE(rect_unite_horizontally)
{
Gfx::IntRect rect { 10, 10, 100, 100 };
Gfx::IntRect huge_rect { 0, 0, 1000, 1000 };
rect.unite_horizontally(huge_rect);
EXPECT_EQ(rect.left(), 0);
EXPECT_EQ(rect.right(), 1000);
EXPECT_EQ(rect.top(), 10);
EXPECT_EQ(rect.bottom(), 110);
}
TEST_CASE(rect_unite_vertically)
{
Gfx::IntRect rect { 10, 10, 100, 100 };
Gfx::IntRect huge_rect { 0, 0, 1000, 1000 };
rect.unite_vertically(huge_rect);
EXPECT_EQ(rect.top(), 0);
EXPECT_EQ(rect.bottom(), 1000);
EXPECT_EQ(rect.left(), 10);
EXPECT_EQ(rect.right(), 110);
}