enum PropertyOverrideType { kLeaderLineType = 0, kLeaderLineColor = 1, kLeaderLineTypeId = 2, kLeaderLineWeight = 3, kEnableLanding = 4, kLandingGap = 5, kEnableDogleg = 6, kDoglegLength = 7, kArrowSymbolId = 8, kArrowSize = 9, kContentType = 10, kTextStyleId = 11, kTextLeftAttachmentType = 12, kTextAngleType = 13, kTextAlignmentType = 14, kTextColor = 15, kTextHeight = 16, kEnableFrameText = 17, kDefaultMText = 18, kBlockId = 19, kBlockColor = 20, kBlockScale = 21, kBlockRotation = 22, kBlockConnectionType = 23, kScale = 24, kTextRightAttachmentType = 25, kTextSwitchAlignmentType = 26, kTextAttachmentDirection = 27, kTextTopAttachmentType = 28, kTextBottomAttachmentType = 29, kExtendLeaderToText = 30, kSize = kExtendLeaderToText+1 };