gvsig-raster / org.gvsig.raster / trunk / org.gvsig.raster / org.gvsig.raster.lib / org.gvsig.raster.lib.api / src / main / java / org / gvsig / fmap / dal / coverage / datastruct / Extent.java @ 2443
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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package org.gvsig.fmap.dal.coverage.datastruct; |
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import java.awt.geom.Point2D; |
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import java.awt.geom.Rectangle2D; |
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import org.cresques.cts.ICoordTrans; |
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import org.gvsig.fmap.geom.primitive.EnvelopeNotInitializedException; |
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import org.gvsig.tools.persistence.Persistent; |
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/**
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* Representaci?n de la extensi?n de una imagen.
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*
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*/
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public interface Extent extends Persistent { |
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/**
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* Builds a new GridExtent using this extension
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* @param cellSize
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* @return
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*/
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public GridExtent getGridExtent(double cellSize); |
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/**
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* Obtiene la coordenada X m?nima
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* @return valor de la coordenada X m?nima
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*/
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public double minX(); |
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/**
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* Obtiene la coordenada Y m?nima
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* @return valor de la coordenada X m?nima
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*/
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public double minY(); |
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/**
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* Obtiene la coordenada X m?xima
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* @return valor de la coordenada X m?xima
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*/
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public double maxX(); |
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/**
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* Obtiene la coordenada Y m?xima
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* @return valor de la coordenada Y m?xima
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*/
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public double maxY(); |
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/**
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* Obtiene el punto m?nimo
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* @return m?nimo
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*/
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public Point2D getMin(); |
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/**
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* Obtiene el punto m?ximo
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* @return m?ximo
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*/
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public Point2D getMax(); |
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/**
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* Obtiene el ancho
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* @return
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*/
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public double width(); |
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/**
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* Obtiene el alto
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* @return
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*/
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public double height(); |
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/**
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* Obtiene el centro en X del extent
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* @return
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*/
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public double getCenterX(); |
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/**
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* Obtiene el centro en Y del extent
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* @return
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*/
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public double getCenterY(); |
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public Rectangle2D toRectangle2D(); |
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/**
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* Gets the upper left corner
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* @return
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*/
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public Point2D getUL(); |
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/**
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* Gets the lower right corner
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* @return
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*/
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public Point2D getLR(); |
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/**
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* Obtiene la coordenada X de la esquina superior izquierda. Esta, en condiciones normales
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* conincide con el minimo en X pero cuando un raster est? rotado esto puede variar.
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* @return ulx
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*/
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public double getULX(); |
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/**
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* Obtiene la coordenada Y de la esquina superior izquierda. Esta, en condiciones normales
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* conincide con el maximo en Y pero cuando un raster est? rotado esto puede variar.
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* @return uly
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*/
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public double getULY(); |
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/**
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* Obtiene la coordenada X de la esquina inferior derecha. Esta, en condiciones normales
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* conincide con el m?ximo en X pero cuando un raster est? rotado esto puede variar.
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* @return lrx
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*/
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public double getLRX(); |
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/**
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* Obtiene la coordenada Y de la esquina inferior derecha. Esta, en condiciones normales
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* conincide con el minimo en Y pero cuando un raster est? rotado esto puede variar.
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* @return lry
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*/
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public double getLRY(); |
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/**
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* Obtiene la coordenada X de la esquina superior derecha.
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* @return urx
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*/
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public double getURX(); |
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/**
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* Obtiene la coordenada Y de la esquina superior derecha.
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* @return uly
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*/
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public double getURY(); |
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/**
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* Obtiene la coordenada X de la esquina inferior izquierda.
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* @return lrx
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*/
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public double getLLX(); |
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/**
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* Obtiene la coordenada Y de la esquina inferior izquierda.
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* @return lly
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*/
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public double getLLY(); |
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/**
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* Asigna la coordenada X de la esquina superior izquierda al m?nimo X
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*/
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public void setULXToMin(); |
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/**
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* Asigna la coordenada X de la esquina superior izquierda al m?ximo X
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*/
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public void setULXToMax(); |
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/**
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* Asigna la coordenada Y de la esquina superior izquierda al m?nimo Y
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*/
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public void setULYToMin(); |
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/**
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* Asigna la coordenada Y de la esquina superior izquierda al m?ximo Y
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*/
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public void setULYToMax(); |
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/**
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* Asigna la coordenada X de la esquina inferior derecha al m?nimo X
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*/
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public void setLRXToMin(); |
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/**
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* Asigna la coordenada X de la esquina inferior derecha al m?ximo X
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*/
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public void setLRXToMax(); |
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/**
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* Asigna la coordenada Y de la esquina inferior derecha al m?nimo Y
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*/
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public void setLRYToMin(); |
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/**
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* Asigna la coordenada Y de la esquina inferior derecha al m?ximo Y
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*/
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public void setLRYToMax(); |
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/**
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* Adds the current extent to the selected extent and returns the maximum
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* bounding box that enclose both.
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* @param ext
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* @return
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*/
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public Extent encloseBoundinBoxes(Extent ext);
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/**
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* Gets the intersection between two bounding box
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* @param ext
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* @return
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*/
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public Extent intersection(Extent ext);
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/**
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* Returns true if the selected bounding box intersects with the
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* current
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* @param ext
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* @return
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*/
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public boolean intersects(Extent ext); |
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/**
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* Obtiene la escala
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* @param width Ancho
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* @param height Alto
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* @return
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*/
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public double[] getScale(int width, int height); |
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public double[] getScale(double width, double height); |
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/**
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* Converts the bounding box to other coordinate reference system
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* @param trans
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* The CRS conversor
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* @return
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* A new envelope in other CRS
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* @throws EnvelopeNotInitializedException
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* if the envelope is empty.
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*/
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public Extent convert(ICoordTrans trans);
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/**
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* Given a cell size, converts a point in raster coordinates to world coordinates
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* @param pt Point to transform
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*/
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public Point2D rasterToWorld(Point2D pt, double cellsize); |
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/**
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* Given a cell size, converts a point in world coordinates to pixel coordinates
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* @param pt Point to transform
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*/
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public Point2D worldToRaster(Point2D pt, double cellsize); |
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/**
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* Compares two extents
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* @param obj
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* @return
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*/
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public boolean equals(Object obj); |
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public Extent clone();
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} |