Reduce casts by defining methods for common conversions.

1 files changed, 13 insertions, 0 deletions

diff --git a/src/Editor.h b/src/Editor.h
index 9af2add43..417700ed5 100644
--- a/src/Editor.h
+++ b/src/Editor.h
@@ -624,6 +624,19 @@ protected:	// ScintillaBase subclass needs access to much of Editor
 		return static_cast<const char *>(PtrFromUPtr(wParam));
 	}
 
+	static constexpr Scintilla::sptr_t SPtrFromUPtr(Scintilla::uptr_t wParam) noexcept {
+		return static_cast<Scintilla::sptr_t>(wParam);
+	}
+	static constexpr Sci::Position PositionFromUPtr(Scintilla::uptr_t wParam) noexcept {
+		return SPtrFromUPtr(wParam);
+	}
+	static constexpr Sci::Line LineFromUPtr(Scintilla::uptr_t wParam) noexcept {
+		return SPtrFromUPtr(wParam);
+	}
+	Point PointFromParameters(Scintilla::uptr_t wParam, Scintilla::sptr_t lParam) const noexcept {
+		return Point(static_cast<XYPOSITION>(wParam) - vs.ExternalMarginWidth(), static_cast<XYPOSITION>(lParam));
+	}
+
 	constexpr std::optional<FoldLevel> OptionalFoldLevel(Scintilla::sptr_t lParam) {
 		if (lParam >= 0) {
 			return static_cast<FoldLevel>(lParam);