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Add SWindowRect::intersect()

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This commit is contained in:
Jack Andersen 2016-01-01 16:26:59 -10:00
parent 9c17350524
commit 4d7e9656f1
1 changed files with 19 additions and 1 deletions
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20
include/boo/IWindow.hpp
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@ -44,6 +44,23 @@ struct SWindowRect
return coord.pixel[0] >= location[0] && coord.pixel[0] < location[0] + size[0] && return coord.pixel[0] >= location[0] && coord.pixel[0] < location[0] + size[0] &&
coord.pixel[1] >= location[1] && coord.pixel[1] < location[1] + size[1]; coord.pixel[1] >= location[1] && coord.pixel[1] < location[1] + size[1];
} }
SWindowRect intersect(const SWindowRect& other) const
{
if (location[0] < other.location[0] + other.size[0] &&
location[0] + size[0] > other.location[0] &&
location[1] < other.location[1] + other.size[1] &&
location[1] + size[1] > other.location[1])
{
SWindowRect ret;
ret.location[0] = std::max(location[0], other.location[0]);
ret.location[1] = std::max(location[1], other.location[1]);
ret.size[0] = std::min(location[0] + size[0], other.location[0] + other.size[0]) - ret.location[0];
ret.size[1] = std::min(location[1] + size[1], other.location[1] + other.size[1]) - ret.location[1];
return ret;
}
return {};
}
}; };
struct STouchCoord struct STouchCoord
@ -100,7 +117,8 @@ enum class EModifierKey
Ctrl = 1<<0, Ctrl = 1<<0,
Alt = 1<<2, Alt = 1<<2,
Shift = 1<<3, Shift = 1<<3,
Command = 1<<4 Command = 1<<4,
CtrlCommand = EModifierKey::Ctrl | EModifierKey::Command
}; };
ENABLE_BITWISE_ENUM(EModifierKey) ENABLE_BITWISE_ENUM(EModifierKey)