svn-gvsig-desktop / trunk / applications / appgvSIG / src / com / iver / cit / gvsig / gui / layout / FLayoutZooms.java @ 362
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/*
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* Created on 17-sep-2004
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*
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* To change the template for this generated file go to
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* Window>Preferences>Java>Code Generation>Code and Comments
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*/
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package com.iver.cit.gvsig.gui.layout; |
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import com.iver.cit.gvsig.gui.layout.fframes.FFrame; |
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import com.iver.cit.gvsig.gui.layout.fframes.FFrameView; |
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import com.iver.cit.gvsig.gui.layout.fframes.IFFrame; |
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import java.awt.Point; |
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import java.awt.Toolkit; |
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import java.awt.geom.Point2D; |
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import java.awt.geom.Rectangle2D; |
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/**
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* Clase contenedora de los m?todos para cambiar los zooms.
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*
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* @author Vicente Caballero Navarro
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*/
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public class FLayoutZooms { |
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private Layout layout = null; |
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private FLayoutFunctions functions=null; |
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/**
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* Crea un nuevo Zooms.
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*
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* @param l Mapa sobre el que se actua.
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*/
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public FLayoutZooms(Layout l) {
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layout = l; |
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functions=new FLayoutFunctions(layout);
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} |
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/**
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* Realiza un zoom por rect?ngulo o por punto con un escalado por defecto
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* sobre el Layout que se le pasa como par?metro.
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*
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* @param p1 punto de inicio del rect?ngulo.
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* @param p2 punto final del rec?ngulo.
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*/
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public void setZoomIn(Point p1, Point p2) { |
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if (p1.y != p2.y) {
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double points = (p2.x - p1.x) / (p2.y - p1.y);
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double window = (double) layout.getWidth() / layout.getHeight(); |
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if (points < window) {
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p2.x = (int) (p1.x + ((p2.x - p1.x) * window));
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} |
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} |
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Point2D.Double pSheet1 = FLayoutUtilities.toSheetPoint(new Point2D.Double( |
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p1.getX(), p1.getY()), layout.getAT()); |
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Point2D.Double pSheet2 = FLayoutUtilities.toSheetPoint(new Point2D.Double( |
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p2.getX(), p2.getY()), layout.getAT()); |
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double xmin = 0; |
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double xmax = 0; |
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double ymin = 0; |
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if (pSheet1.x > pSheet2.x) {
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xmin = pSheet2.x; |
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xmax = pSheet1.x; |
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} else {
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xmin = pSheet1.x; |
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xmax = pSheet2.x; |
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} |
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if (pSheet1.y > pSheet2.y) {
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ymin = pSheet2.y; |
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} else {
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ymin = pSheet1.y; |
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} |
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Rectangle2D.Double rScreen = new Rectangle2D.Double(); |
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Rectangle2D.Double rSheet = new Rectangle2D.Double(); |
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if (java.lang.Math.abs(layout.getFirstPoint().x - p2.x) < 4) { |
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double w = FLayoutUtilities.toSheetDistance(layout.getVisibleRect()
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.getWidth(), |
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layout.getAT()); |
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double difw = 2; |
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rSheet.x = (-pSheet2.getX() * difw) - |
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FLayoutUtilities.toSheetDistance(layout.getRect().getX(), |
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layout.getAT()) + |
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FLayoutUtilities.toSheetDistance(layout.getWidth() / 2,
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layout.getAT()); |
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rSheet.y = (-pSheet2.getY() * difw) - |
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FLayoutUtilities.toSheetDistance(layout.getRect().getY(), |
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layout.getAT()) + |
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FLayoutUtilities.toSheetDistance(layout.getHeight() / 2,
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layout.getAT()); |
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rSheet.width = FLayoutUtilities.toSheetDistance(layout.getRect() |
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.getWidth(), |
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layout.getAT()) * difw; |
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rSheet.height = FLayoutUtilities.toSheetDistance(layout.getRect() |
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.getHeight(), |
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layout.getAT()) * difw; |
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rScreen.setRect(FLayoutUtilities.fromSheetRect(rSheet, |
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layout.getAT())); |
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} else {
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double w = FLayoutUtilities.toSheetDistance(layout.getVisibleRect()
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.getWidth(), |
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layout.getAT()); |
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double mw = xmax - xmin;
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double difw = w / mw;
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rSheet.x = (-xmin * difw) - |
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FLayoutUtilities.toSheetDistance(layout.getRect().getX(), |
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layout.getAT()); |
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rSheet.y = (-ymin * difw) - |
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FLayoutUtilities.toSheetDistance(layout.getRect().getY(), |
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layout.getAT()); |
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rSheet.width = FLayoutUtilities.toSheetDistance(layout.getRect() |
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.getWidth(), |
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layout.getAT()) * difw; |
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rSheet.height = FLayoutUtilities.toSheetDistance(layout.getRect() |
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.getHeight(), |
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layout.getAT()) * difw; |
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rScreen.setRect(FLayoutUtilities.fromSheetRect(rSheet, |
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layout.getAT())); |
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} |
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if (FLayoutUtilities.isPosible(rScreen)) {
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layout.getRect().setRect(rScreen); |
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} |
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} |
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/**
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* Realiza un zoom out sobre el Layout que se le pasa como par?metro.
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*
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* @param p2 punto final del rec?ngulo.
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*/
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public void setZoomOut(Point p2) { |
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Point2D.Double pSheet2 = FLayoutUtilities.toSheetPoint(new Point2D.Double( |
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p2.getX(), p2.getY()), layout.getAT()); |
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Rectangle2D.Double rScreen = new Rectangle2D.Double(); |
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Rectangle2D.Double rSheet = new Rectangle2D.Double(); |
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double w = FLayoutUtilities.toSheetDistance(layout.getVisibleRect()
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.getWidth(), |
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layout.getAT()); |
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double difw = 0.5; |
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rSheet.x = (-pSheet2.getX() * difw) - |
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FLayoutUtilities.toSheetDistance(layout.getRect().getX(), |
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layout.getAT()) + |
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FLayoutUtilities.toSheetDistance(layout.getWidth() / 2,
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layout.getAT()); |
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rSheet.y = (-pSheet2.getY() * difw) - |
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FLayoutUtilities.toSheetDistance(layout.getRect().getY(), |
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layout.getAT()) + |
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FLayoutUtilities.toSheetDistance(layout.getHeight() / 2,
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layout.getAT()); |
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rSheet.width = FLayoutUtilities.toSheetDistance(layout.getRect() |
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.getWidth(), |
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layout.getAT()) * difw; |
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rSheet.height = FLayoutUtilities.toSheetDistance(layout.getRect() |
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.getHeight(), |
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layout.getAT()) * difw; |
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rScreen.setRect(FLayoutUtilities.fromSheetRect(rSheet, layout.getAT())); |
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if (FLayoutUtilities.isPosible(rScreen)) {
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layout.getRect().setRect(rScreen); |
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} |
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} |
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/**
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* Realiza un zoom out sobre el Layout que se le pasa como par?metro.
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*
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* @param dif punto de inicio del rect?ngulo.
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* @param p2 punto final del rec?ngulo.
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*/
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public void setZoom(double dif, Point p2) { |
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Point2D.Double pSheet2 = FLayoutUtilities.toSheetPoint(new Point2D.Double( |
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p2.getX(), p2.getY()), layout.getAT()); |
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Rectangle2D.Double rScreen = new Rectangle2D.Double(); |
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Rectangle2D.Double rSheet = new Rectangle2D.Double(); |
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double w = FLayoutUtilities.toSheetDistance(layout.getVisibleRect()
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.getWidth(), |
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layout.getAT()); |
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double difw = dif;
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rSheet.x = (-pSheet2.getX() * difw) - |
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FLayoutUtilities.toSheetDistance(layout.getRect().getX(), |
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layout.getAT()) + |
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FLayoutUtilities.toSheetDistance(layout.getWidth() / 2,
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layout.getAT()); |
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rSheet.y = (-pSheet2.getY() * difw) - |
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FLayoutUtilities.toSheetDistance(layout.getRect().getY(), |
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layout.getAT()) + |
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FLayoutUtilities.toSheetDistance(layout.getHeight() / 2,
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layout.getAT()); |
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rSheet.width = FLayoutUtilities.toSheetDistance(layout.getRect() |
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.getWidth(), |
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layout.getAT()) * difw; |
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rSheet.height = FLayoutUtilities.toSheetDistance(layout.getRect() |
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.getHeight(), |
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layout.getAT()) * difw; |
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rScreen.setRect(FLayoutUtilities.fromSheetRect(rSheet, layout.getAT())); |
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if (FLayoutUtilities.isPosible(rScreen)) {
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layout.getRect().setRect(rScreen); |
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} |
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} |
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/**
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* Realiza un zoom a escala 1:1.
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*/
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public void realZoom() { |
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double cm = layout.getAtributes().getPixXCm(layout.getRect());
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Toolkit kit = Toolkit.getDefaultToolkit(); |
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int resolution = kit.getScreenResolution();
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double dif = (cm * Attributes.PULGADA) / resolution; |
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setZoom(1 / dif,
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new Point(layout.getWidth() / 2, layout.getHeight() / 2)); |
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layout.setStatus(Layout.DESACTUALIZADO); |
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layout.repaint(); |
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} |
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/**
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* Realiza un zoom m?s a partir del punto central de pantalla.
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*/
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public void zoomIn() { |
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setZoom(2, new Point(layout.getWidth() / 2, layout.getHeight() / 2)); |
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layout.setStatus(Layout.DESACTUALIZADO); |
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layout.repaint(); |
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} |
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/**
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* Realiza un zoom menos a partir del punto central de pantalla.
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*/
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public void zoomOut() { |
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setZoom(0.5, new Point(layout.getWidth() / 2, layout.getHeight() / 2)); |
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layout.setStatus(Layout.DESACTUALIZADO); |
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layout.repaint(); |
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} |
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/**
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* Realiza un zoom a los elementos que esten seleccionados, si no hay
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* ning?n elemento seleccionado no realiza ning?n zoom
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*/
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public void zoomSelect() { |
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Rectangle2D.Double recaux = null; |
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for (int i = 0; i < layout.getFFrames().size(); i++) { |
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if (((IFFrame) layout.getFFrames().get(i)).getSelected() != FFrame.NOSELECT) {
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if (recaux == null) { |
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recaux = ((IFFrame) layout.getFFrames().get(i)).getBoundingBox(layout.getAT()); |
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} else {
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recaux.add(((IFFrame) layout.getFFrames().get(i)).getBoundingBox( |
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layout.getAT())); |
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} |
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} |
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} |
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if (recaux != null) { |
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Point p1 = new Point((int) recaux.x, (int) recaux.y); |
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Point p2 = new Point((int) recaux.getMaxX(), (int) recaux.getMaxY()); |
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setZoomIn(p1, p2); |
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layout.setStatus(Layout.DESACTUALIZADO); |
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layout.repaint(); |
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} |
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} |
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/**
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* DOCUMENT ME!
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*
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* @param p1 DOCUMENT ME!
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* @param p2 DOCUMENT ME!
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*/
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public void setViewZoomIn(Point2D p1, Point2D p2) { |
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//Point2D.Double p1;
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//Point2D.Double p2;
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//Point pScreen = new Point(E.getX(), E.getY());
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for (int i = 0; i < layout.getFFrames().size(); i++) { |
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if (layout.getFFrames().get(i) instanceof FFrameView) { |
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FFrameView fframe = (FFrameView) layout.getFFrames().get(i); |
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if (fframe.getSelected() != FFrame.NOSELECT) {
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p1 = functions.toMapPoint(p1,fframe.getAt()); |
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p2 = functions.toMapPoint(p2,fframe.getAt()); |
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// Borramos el anterior
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layout.setStatus(Layout.DESACTUALIZADO); |
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if (java.lang.Math.abs(p1.getX() - p2.getX()) <= 3) { |
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double nuevoX;
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double nuevoY;
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double cX;
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double cY;
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cX = p2.getX(); |
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cY = p2.getY(); |
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double factor = 0.6; |
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Rectangle2D.Double r = new Rectangle2D.Double(); |
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nuevoX = cX - |
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((fframe.getFMap().getViewPort().getExtent().getWidth() * factor) / 2.0);
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nuevoY = cY - |
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((fframe.getFMap().getViewPort().getExtent().getHeight() * factor) / 2.0);
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r.x = nuevoX; |
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r.y = nuevoY; |
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r.width = fframe.getFMap().getViewPort().getExtent().getWidth() * factor; |
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r.height = fframe.getFMap().getViewPort().getExtent().getHeight() * factor; |
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fframe.setNewExtent(r); |
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} else {
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// Fijamos el nuevo extent
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Rectangle2D.Double r = new Rectangle2D.Double(); |
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r.setFrameFromDiagonal(p1, p2); |
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fframe.setNewExtent(r); |
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} |
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// Fin del else
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layout.repaint(); |
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} |
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} |
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} |
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} |
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/**
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* DOCUMENT ME!
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*
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* @param p2 DOCUMENT ME!
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*/
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public void setViewZoomOut(Point p2) { |
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Point2D.Double pWorld;
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for (int i = 0; i < layout.getFFrames().size(); i++) { |
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if (layout.getFFrames().get(i) instanceof FFrameView) { |
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FFrameView fframe = (FFrameView) layout.getFFrames().get(i); |
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if (fframe.getSelected() != FFrame.NOSELECT) {
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double nuevoX;
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double nuevoY;
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double cX;
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double cY;
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Point pScreen = new Point((int) p2.getX(), (int) p2.getY()); |
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pWorld = functions.toMapPoint(pScreen,fframe.getAt()); |
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cX = pWorld.getX(); |
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cY = pWorld.getY(); |
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double factor = 1.8; |
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Rectangle2D.Double r = new Rectangle2D.Double(); |
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nuevoX = cX - |
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((fframe.getFMap().getViewPort().getExtent().getWidth() * factor) / 2.0);
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nuevoY = cY - |
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((fframe.getFMap().getViewPort().getExtent().getHeight() * factor) / 2.0);
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r.x = nuevoX; |
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r.y = nuevoY; |
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r.width = fframe.getFMap().getViewPort().getExtent().getWidth() * factor; |
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r.height = fframe.getFMap().getViewPort().getExtent().getHeight() * factor; |
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fframe.setNewExtent(r); |
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///fframe.getFMap().setCancelDrawing(false);
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} |
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} |
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} |
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} |
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} |