X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=logicdatasnapshot.h;h=e6fee52bea70f88aad01ee18c8522636930c4bc7;hp=696b9e815eba28275cb5de4b3e8dc04b3d9cd4b3;hb=131e801229c3cc899dd8a478d4491e384e57238e;hpb=28a4c9c5eb20296199fc3496bb40b7733dffac75

diff --git a/logicdatasnapshot.h b/logicdatasnapshot.h
index 696b9e81..e6fee52b 100644
--- a/logicdatasnapshot.h
+++ b/logicdatasnapshot.h
@@ -20,9 +20,32 @@
 
 #include "datasnapshot.h"
 
+#include <utility>
+#include <vector>
+
 class LogicDataSnapshot : public DataSnapshot
 {
 public:
+	typedef std::pair<int64_t, bool> EdgePair;
+
+public:
+	LogicDataSnapshot(const sr_datafeed_logic &logic);
 
 	void append_payload(const sr_datafeed_logic &logic);
+
+	uint64_t get_sample(uint64_t index) const;
+
+	/**
+	 * Parses a logic data snapshot to generate a list of transitions
+	 * in a time interval to a given level of detail.
+	 * @param[out] edges The vector to place the edges into.
+	 * @param[in] start The start sample index.
+	 * @param[in] end The end sample index.
+	 * @param[in] quantization_length The minimum period of time that
+	 * can be resolved at this level of detail.
+	 * @param[in] sig_index The index of the signal.
+	 **/
+	void get_subsampled_edges(std::vector<EdgePair> &edges,
+		int64_t start, int64_t end,
+		int64_t quantization_length, int sig_index);
 };