{

SimpleLayouter(const std::vector<GraphInfo> &graphSet, Point boardSize, std::vector<NestingResult> &result, double precision);

virtual ~SimpleLayouter();

bool Solve();

struct NestingUnit // Used for storing nesting information

{

const GraphInfo *graphInfo;

double rotate;

Rect boundingBox;

};

struct LayoutColumn // Column information used during nesting

{

double left;

double right;

double height;

};

void BoundingBox(const GeneralGraph *graph, double rot, Rect *rect);

void BoundingBoxForLine(const GeneralGraph::Line *line, double rot, Rect *rect);

void BoundingBoxForArc(const GeneralGraph::Line *line, double rot, Rect *rect);

void BoundingBoxForCircle(const GeneralGraph::Line *line, double rot, Rect *rect);

bool CompareRectangleArea(const Rect &rect1, const Rect &rect2);

void Nest();

static bool CompareNestingUnit(const NestingUnit &u1, const NestingUnit &u2);

void InitLayoutColumnList(std::list<LayoutColumn> &colList);

const std::vector<GraphInfo> &graphSet;

Point boardSize;

double precision;

std::vector<NestingUnit> unitSet;

std::vector<NestingResult> &result;