X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fdata%2Fsignalbase.hpp;h=a2d23244f0e1d007aad79543f909fce796c8ab0c;hp=322bdf48e8c3a026d2156aa6ab75e05b024e9935;hb=06b6ce26694bdde31c7d5b703c4dda36f4a25938;hpb=27a3f09baf61c7f9b8c07630d34df75ddfdd476b

diff --git a/pv/data/signalbase.hpp b/pv/data/signalbase.hpp
index 322bdf48..a2d23244 100644
--- a/pv/data/signalbase.hpp
+++ b/pv/data/signalbase.hpp
@@ -55,11 +55,11 @@ class SignalBase : public QObject
 
 public:
 	enum ChannelType {
-		AnalogChannel = 1,
-		LogicChannel,
-		DecodeChannel,
-		A2LChannel,  // Analog converted to logic, joint representation
-		MathChannel
+		AnalogChannel = 1, ///< Analog data
+		LogicChannel,  ///< Logic data
+		DecodeChannel, ///< Protocol Decoder channel using libsigrokdecode
+		A2LChannel,    ///< Analog converted to logic, joint representation
+		MathChannel    ///< Virtual channel generated by math operations
 	};
 
 	enum ConversionType {
@@ -157,6 +157,11 @@ public:
 	 */
 	shared_ptr<pv::data::Logic> logic_data() const;
 
+	/**
+	 * Queries the kind of conversion performed on this channel.
+	 */
+	ConversionType get_conversion_type() const;
+
 	/**
 	 * Changes the kind of conversion performed on this channel.
 	 */
@@ -171,6 +176,8 @@ public:
 	virtual void restore_settings(QSettings &settings);
 
 private:
+	bool conversion_is_a2l() const;
+
 	uint8_t convert_a2l_threshold(float threshold, float value);
 	uint8_t convert_a2l_schmitt_trigger(float lo_thr, float hi_thr,
 		float value, uint8_t &state);
@@ -207,7 +214,7 @@ protected:
 	ChannelType channel_type_;
 	shared_ptr<pv::data::SignalData> data_;
 	shared_ptr<pv::data::SignalData> converted_data_;
-	int conversion_type_;
+	ConversionType conversion_type_;
 
 	std::thread conversion_thread_;
 	atomic<bool> conversion_interrupt_;