Migrate drawing CPU threads to the new timeline item system.

server/TracyTimelineItemThread.hpp

@@ -0,0 +1,39 @@
+#ifndef __TRACYTIMELINEITEMTHREAD_HPP__
+#define __TRACYTIMELINEITEMTHREAD_HPP__
+
+#include "TracyEvent.hpp"
+#include "TracyTimelineItem.hpp"
+
+namespace tracy
+{
+
+class TimelineItemThread final : public TimelineItem
+{
+public:
+    TimelineItemThread( View& view, Worker& worker, const ThreadData* plot );
+
+protected:
+    uint32_t HeaderColor() const override;
+    uint32_t HeaderColorInactive() const override;
+    uint32_t HeaderLineColor() const override;
+    const char* HeaderLabel() const override;
+
+    int64_t RangeBegin() const override;
+    int64_t RangeEnd() const override;
+
+    void HeaderTooltip( const char* label ) const override;
+    void HeaderExtraContents( int offset, const ImVec2& wpos, float labelWidth, double pxns, bool hover ) override;
+
+    bool DrawContents( double pxns, int& offset, const ImVec2& wpos, bool hover, float yMin, float yMax ) override;
+    void DrawOverlay( const ImVec2& ul, const ImVec2& dr ) override;
+
+    bool IsEmpty() const override;
+
+private:
+    const ThreadData* m_thread;
+    bool m_ghost;
+};
+
+}
+
+#endif