
/*
 * Copyright 2014 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#include "SkTDArray.h"

#ifndef GrTraceMarkerSet_DEFINED
#define GrTraceMarkerSet_DEFINED

class GrGpuTraceMarker {
public:
    GrGpuTraceMarker() {};
    GrGpuTraceMarker(const char* marker, int idCounter) : fMarker(marker), fID(idCounter) {}

    bool operator<(const GrGpuTraceMarker& rhs) const {
        return this->fMarker < rhs.fMarker || (this->fMarker == rhs.fMarker && this->fID < rhs.fID);
    }

    bool operator==(const GrGpuTraceMarker& rhs) const {
        return (this->fID == rhs.fID && this->fMarker == rhs.fMarker);
    }

    const char* fMarker;
    int fID;
};

///////////////////////////////////////////////////////////////////////////////

class SkString;

class GrTraceMarkerSet {
public:
    GrTraceMarkerSet() {}

    GrTraceMarkerSet(const GrTraceMarkerSet& other);

    // Adds marker to the set.
    void add(const GrGpuTraceMarker& marker);
    // Adds all markers from one set into this set.
    void addSet(const GrTraceMarkerSet& markerSet);

    void remove(const GrGpuTraceMarker& marker);

    int count() const;

    /**
     * First sorts fMarkerArray and returns a string of the format
     * MarkerName1(#,#,...)%MarkerName2(#,#,...):... where MarkerName is the
     * marker string used in the TraceMarker and the (#,#,..) is a list of instance
     * id's for the the given marker string
     */
    SkString toString() const;

    class Iter;

    Iter begin() const;

    Iter end() const;

private:
    mutable SkTDArray<GrGpuTraceMarker> fMarkerArray;
};

#endif