IQ.Pilot Release Commit @ 0b96bd5

iqpilot/tools/cabana/ui/widgets/binaryview.h

@@ -0,0 +1,98 @@
+#pragma once
+
+#include <array>
+#include <optional>
+#include <set>
+#include <string>
+#include <tuple>
+#include <vector>
+
+#include "imgui.h"
+#include "imgui_internal.h"
+#include "tools/cabana/core/observable.h"
+#include "tools/cabana/dbc/dbcmanager.h"
+#include "tools/cabana/streams/abstractstream.h"
+
+
+struct BinaryIndex {
+  int row = -1;
+  int column = -1;
+  bool isValid() const { return row >= 0 && column >= 0; }
+  bool operator==(const BinaryIndex &o) const { return row == o.row && column == o.column; }
+  bool operator<(const BinaryIndex &o) const { return std::tie(row, column) < std::tie(o.row, o.column); }
+};
+
+class BinaryView {
+public:
+  static constexpr int COLUMN_COUNT = 9;
+  static constexpr int HEX_COLUMN = 8;
+
+  BinaryView();
+  void setMessage(const MessageId &message_id);
+  void highlight(const cabana::Signal *sig);
+  std::set<const cabana::Signal *> getOverlappingSignals() const;
+  void updateState();
+
+  void draw();
+  ImVec2 minimumSizeHint() const;
+  void setHeatmapLiveMode(bool live) { heatmap_live_mode_ = live; updateState(); }
+  std::string whatsThis() const;
+
+  Observable<const cabana::Signal *> signalClicked;
+  Observable<const cabana::Signal *> signalHovered;
+  Observable<const cabana::Signal *, cabana::Signal &> editSignal;
+  Observable<const MessageId &, const cabana::Signal *, bool, bool> showChart;
+
+private:
+  struct Cell {
+    CabanaColor bg_color = CabanaColor(102, 86, 169, 255);
+    bool is_msb = false;
+    bool is_lsb = false;
+    uint8_t val;
+    std::vector<const cabana::Signal *> sigs;
+    bool valid = false;
+  };
+
+  void refresh();
+  void setCell(int row, int col, uint8_t val, const CabanaColor &color);
+  const std::vector<std::array<uint32_t, 8>> &bitFlipChanges(size_t msg_size);
+  Cell &cellAt(const BinaryIndex &index) { return cells_[index.row * COLUMN_COUNT + index.column]; }
+  const Cell &cellAt(const BinaryIndex &index) const { return cells_[index.row * COLUMN_COUNT + index.column]; }
+
+  void addShortcuts();
+  std::tuple<int, int, bool> getSelection(BinaryIndex index);
+  void setSelection();
+  void handleMousePress(const ImVec2 &pos);
+  void handleMouseMove(const ImVec2 &pos);
+  void handleMouseRelease(const ImVec2 &pos);
+  void highlightPosition(const ImVec2 &pt);
+  BinaryIndex indexAt(const ImVec2 &pos) const;
+  ImRect visualRect(const BinaryIndex &index) const;
+  bool hasSelection() const { return !selection_.empty(); }
+  bool isSelected(const BinaryIndex &index) const { return selection_.count(index) > 0; }
+
+  void paintCell(ImDrawList *painter, const ImRect &rect, const BinaryIndex &index) const;
+  bool hasSignal(const BinaryIndex &index, int dx, int dy, const cabana::Signal *sig) const;
+  void drawSignalCell(ImDrawList *painter, const ImRect &rect, const BinaryIndex &index, const cabana::Signal *sig) const;
+
+  MessageId msg_id_;
+  std::vector<Cell> cells_;
+  int row_count_ = 0;
+  bool heatmap_live_mode_ = true;
+  struct BitFlipTracker {
+    std::optional<std::pair<double, double>> time_range;
+    std::vector<std::array<uint32_t, 8>> flip_counts;
+  } bit_flip_tracker_;
+
+  BinaryIndex anchor_index_;
+  ImVec2 last_mouse_pos_{-1, -1};
+  bool is_message_active_ = false;
+  const cabana::Signal *resize_sig_ = nullptr;
+  const cabana::Signal *hovered_sig_ = nullptr;
+  std::set<BinaryIndex> selection_;
+  ImVec2 grid_pos_;
+  float column_width_ = 0;
+  bool under_mouse_ = false;
+  bool scroll_to_top_ = false;
+  Connections connections_;
+};