Бычков Андрей
ba8bc27298
git-svn-id: svn://db.shs.com.ru/libs@1 a8b55f48-bf90-11e4-a774-851b48703e85
44 lines
1.5 KiB
C++
44 lines
1.5 KiB
C++
#ifndef BLOCKVIEWWAVETRACE_H
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#define BLOCKVIEWWAVETRACE_H
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#include "blockitem.h"
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class BlockViewWavetrace {
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public:
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BlockViewWavetrace(int width = 1, int height = 1);
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enum CellState {Empty = -1, Blocked = -2};
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enum Direction {Horizontal = 0, Vertical = 1};
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int width() const {return wid;}
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int height() const {return hei;}
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void resize(int width, int height);
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void resize(const QSize & sz) {resize(sz.width(), sz.height());}
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void fill(short val = -1);
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void fill(const QRect & rect, short val = -1);
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void fill(const QPoint & point, short val = -1) {field[point.x()][point.y()] = val;}
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void fill(int px, int py, short val = -1) {field[px][py] = val;}
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void fill(BlockViewWavetrace::CellState val = Empty) {fill((short)val);}
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void fill(const QRect & rect, BlockViewWavetrace::CellState val = Empty) {fill(rect, (short)val);}
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void fill(const QPoint & point, BlockViewWavetrace::CellState val = Empty) {fill(point, (short)val);}
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void fill(int px, int py, BlockViewWavetrace::CellState val = Empty) {fill(px, py, (short)val);}
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void clear() {fill(-1);}
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bool trace(const QPoint & start, const QPoint & finish);
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Direction preferredDirection() const {return dir_;}
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void setPreferredDirection(Direction dir);
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void setMaximumSteps(int steps) {max_steps = steps;}
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int maximumSteps() const {return max_steps;}
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void gatherPath();
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const QVector<QPoint> & path() const;
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private:
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int wid, hei, max_steps;
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Direction dir_;
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QVector<QVector<short> > field;
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QVector<QPoint> path_;
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QPoint dps[4], st, fn;
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};
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#endif // BLOCKVIEWWAVETRACE_H
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