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• offset() : QCPAxis
• ohlcSelectTest() : QCPFinancial
• operator!=() : QCPColorGradient , QCPRange
• operator*=() : QCPRange
• operator+=() : QCPRange
• operator-=() : QCPRange
• operator/=() : QCPRange
• operator=() : QCPColorMapData
• operator==() : QCPColorGradient , QCPRange
• opposite() : QCPAxis
• orientation() : QCPAxis
• outerRect() : QCPLayoutElement
• outliers() : QCPStatisticalBox
• outlierStyle() : QCPStatisticalBox