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This commit is contained in:
Vadim Lopatin 2015-02-09 17:42:05 +03:00
parent 8293129a25
commit 70d27155b0
1 changed files with 11 additions and 0 deletions
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11
src/dlangui/core/editable.d
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@ -185,6 +185,17 @@ struct TextPosition {
struct TextRange { struct TextRange {
TextPosition start; TextPosition start;
TextPosition end; TextPosition end;
bool intersects(const ref TextRange v) const {
if (start >= v.end)
return false;
if (end <= v.start)
return false;
return true;
}
/// returns true if position is inside this range
bool isInside(TextPosition p) const {
return start <= p && end > p;
}
/// returns true if range is empty /// returns true if range is empty
@property bool empty() const { @property bool empty() const {
return end <= start; return end <= start;