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123 lines
2.4 KiB
C++
123 lines
2.4 KiB
C++
/*
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* parcelinfo implementation
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*
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* Copyright (C) Uwe Hebbelmann, Sebastian Stock, Andre Schemschat
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*
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* Released under the GPL version 3.
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*
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*/
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#include "grid/parcelinfo.h"
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long parcelinfo::parcelwidth;
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long parcelinfo::parcelheight;
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/**
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* Ctor
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* @param offsetX the x-offset
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* @param offsetZ the z-offset
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* @param filename the filename of the parcel
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*/
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parcelinfo::parcelinfo(long offsetX, long offsetZ, std::string filename)
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{
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this->offsetX = offsetX;
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this->offsetZ = offsetZ;
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this->filename = filename;
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this->used = true;
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}
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/**
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* Sets the parcelsize
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* @param with the width of the parcel
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* @param height the height of the parcel
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*/
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void parcelinfo::setParcelsize(long width, long height)
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{
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parcelinfo::parcelwidth = width;
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parcelinfo::parcelheight = height;
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}
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/**
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* Sets the used-flag true (Which means
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* that the parcel was used during the last scan)
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*/
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void parcelinfo::setUsed()
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{
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this->used = true;
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}
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/**
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* Resets the used-flag
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*/
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void parcelinfo::resetUsed()
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{
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this->used = false;
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}
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/**
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* Returns whether the parcel was needed
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* @return True if it was needed
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*/
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int parcelinfo::wasUsed() const
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{
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return this->used;
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}
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/**
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* Operator <. Compares by offsets.
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*
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* @param parcel the parcel to be compared to this
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* @return true if this < parcel
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*/
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bool parcelinfo::operator< (const parcelinfo& parcel) const
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{
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if(getOffsetX() < parcel.getOffsetZ())
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{
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return true;
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}
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else if(getOffsetX() == parcel.getOffsetX())
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{
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if(getOffsetZ() < parcel.getOffsetZ())
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return true;
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else
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return false;
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}
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else
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{
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return false;
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}
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}
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/**
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* Compares two parcels if they are equal (Offset-X and -Z equal)
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*
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* @param parcel the other parcel
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* @return true if euqal
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*/
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bool parcelinfo::operator== (const parcelinfo &parcel) const
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{
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return (getOffsetX() == parcel.getOffsetX() &&
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getOffsetZ() == parcel.getOffsetZ());
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}
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/**
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* The methods checks if the coordinates given lie in
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* the parcel represented by the parcelinfo
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*
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* @param x The absolute x coordinate
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* @param z the absolute z coordinate
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* @return true if the point lies within the parcel
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*/
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bool parcelinfo::contains(long x, long z) const
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{
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bool xIn = (x >= getOffsetX() &&
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x <= getOffsetX() + parcelinfo::parcelwidth);
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bool zIn = (z >= getOffsetZ() &&
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z <= getOffsetZ() + parcelinfo::parcelheight);
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return xIn && zIn;
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}
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