svn-document-layout / trunk / org.gvsig.app.document.layout.app / org.gvsig.app.document.layout.app.mainplugin / src / main / java / org / gvsig / app / project / documents / layout / FLayoutZooms.java @ 134
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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.app.project.documents.layout; |
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import java.awt.Dimension; |
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import java.awt.Point; |
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import java.awt.Toolkit; |
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.Point2D; |
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import java.awt.geom.Rectangle2D; |
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import java.util.prefs.Preferences; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.gvsig.app.project.documents.layout.fframes.IFFrame; |
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import org.gvsig.app.project.documents.layout.fframes.IFFrameUseFMap; |
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import org.gvsig.app.project.documents.layout.gui.LayoutPanel; |
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import org.gvsig.compat.CompatLocator; |
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import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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import org.gvsig.fmap.geom.exception.CreateEnvelopeException; |
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import org.gvsig.fmap.mapcontext.MapContext; |
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import org.gvsig.tools.observer.Observable; |
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import org.gvsig.tools.observer.ObservableHelper; |
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import org.gvsig.tools.observer.Observer; |
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|
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/**
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* Clase encargada de realizar los zooms al Layout.
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*
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* @author Vicente Caballero Navarro
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*/
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public class FLayoutZooms implements Observable{ |
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|
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private static final GeometryManager geomManager = GeometryLocator |
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.getGeometryManager(); |
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private static final Logger logger = LoggerFactory |
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.getLogger(FLayoutZooms.class); |
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private LayoutPanel layout = null; |
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private ObservableHelper observers;
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public FLayoutZooms(LayoutPanel layoutPanel) {
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layout = layoutPanel; |
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observers = new ObservableHelper();
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observers.addObserver(layoutPanel.getLayoutControl()); |
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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
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* punto de inicio del rect?ngulo.
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* @param p2
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* 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 (java.lang.Math.abs(layout.getLayoutControl().getFirstPoint().x
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- p2.x) < 4) {
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double difw = 2; |
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setZoom(difw, p2); |
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} else {
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if (p1.getX() > p2.getX()) {
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int aux = p2.x;
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p2.x = p1.x; |
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p1.x = aux; |
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} |
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if (p1.getY() > p2.getY()) {
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int aux = p2.y;
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p2.y = p1.y; |
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p1.y = aux; |
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} |
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Point2D.Double pSheet1 =
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FLayoutUtilities.toSheetPoint( |
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new Point2D.Double(p1.getX(), p1.getY()), layout |
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.getLayoutControl().getAT()); |
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Point2D.Double pSheet2 =
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FLayoutUtilities.toSheetPoint( |
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new Point2D.Double(p2.getX(), p2.getY()), layout |
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.getLayoutControl().getAT()); |
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double xmin;
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double xmax;
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double ymin;
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double ymax = 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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ymax = pSheet1.y; |
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} else {
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ymin = pSheet1.y; |
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ymax = pSheet2.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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double x =
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FLayoutUtilities.toSheetDistance(layout.getLayoutControl() |
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.getRect().getX(), layout.getLayoutControl().getAT()); |
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double y =
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FLayoutUtilities.toSheetDistance(layout.getLayoutControl() |
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.getRect().getY(), layout.getLayoutControl().getAT()); |
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double w =
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FLayoutUtilities.toSheetDistance(layout.getLayoutControl() |
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.getRect().getWidth(), layout.getLayoutControl().getAT()); |
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double h =
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FLayoutUtilities.toSheetDistance(layout.getLayoutControl() |
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.getRect().getHeight(), layout.getLayoutControl().getAT()); |
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double wv =
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FLayoutUtilities.toSheetDistance(layout.getVisibleRect() |
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.getWidth(), layout.getLayoutControl().getAT()); |
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double hv =
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FLayoutUtilities.toSheetDistance(layout.getVisibleRect() |
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.getHeight(), layout.getLayoutControl().getAT()); |
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double mw = xmax - xmin;
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double mh = ymax - ymin;
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double difw = wv / mw;
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double difh = hv / mh;
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if (difw < difh) {
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rSheet.x = |
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(-xmin * difw) |
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- x |
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+ ((wv - ((pSheet2.getX() - pSheet1.getX()) * difw)) / 2);
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rSheet.y = |
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(-ymin * difw) |
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- y |
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+ ((hv - ((pSheet2.getY() - pSheet1.getY()) * difw)) / 2);
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rSheet.width = w * difw; |
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rSheet.height = h * difw; |
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} else {
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rSheet.x = |
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(-xmin * difh) |
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- x |
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+ ((wv - ((pSheet2.getX() - pSheet1.getX()) * difh)) / 2);
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rSheet.y = |
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(-ymin * difh) |
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- y |
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+ ((hv - ((pSheet2.getY() - pSheet1.getY()) * difh)) / 2);
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rSheet.width = w * difh; |
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rSheet.height = h * difh; |
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} |
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setPointsToZoom(p1, p2); |
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rScreen.setRect(FLayoutUtilities.fromSheetRect(rSheet, layout |
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.getLayoutControl().getAT())); |
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if (FLayoutUtilities.isPosible(rScreen)) {
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layout.getLayoutControl().getRect().setRect(rScreen); |
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} |
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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
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* punto central del rect?ngulo.
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*/
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public void setZoomOut(Point p2) { |
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double difw = 0.5; |
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setZoom(difw, p2); |
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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
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* factor.
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* @param p2
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* 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 =
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FLayoutUtilities.toSheetPoint( |
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new Point2D.Double(p2.getX(), p2.getY()), layout |
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.getLayoutControl().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 difw = dif;
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rSheet.x = |
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(-pSheet2.getX() * difw) |
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- FLayoutUtilities.toSheetDistance(layout.getLayoutControl() |
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.getRect().getX(), layout.getLayoutControl().getAT()) |
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+ FLayoutUtilities.toSheetDistance(layout.getWidth() / 2,
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layout.getLayoutControl().getAT()); |
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rSheet.y = |
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(-pSheet2.getY() * difw) |
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- FLayoutUtilities.toSheetDistance(layout.getLayoutControl() |
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.getRect().getY(), layout.getLayoutControl().getAT()) |
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+ FLayoutUtilities.toSheetDistance(layout.getHeight() / 2,
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layout.getLayoutControl().getAT()); |
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rSheet.width = |
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FLayoutUtilities.toSheetDistance(layout.getLayoutControl() |
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.getRect().getWidth(), layout.getLayoutControl().getAT()) |
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* difw; |
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rSheet.height = |
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FLayoutUtilities.toSheetDistance(layout.getLayoutControl() |
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.getRect().getHeight(), layout.getLayoutControl().getAT()) |
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* difw; |
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rScreen.setRect(FLayoutUtilities.fromSheetRect(rSheet, layout |
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.getLayoutControl().getAT())); |
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if (FLayoutUtilities.isPosible(rScreen)) {
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layout.getLayoutControl().getRect().setRect(rScreen); |
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} |
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// Para realizar el zoom a partir de un punto.
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Point p1 =
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new Point((int) (p2.getX() - (layout.getWidth() / (difw * 2))), |
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(int) (p2.getY() - (layout.getHeight() / (difw * 2)))); |
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p2 = |
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new Point((int) (p2.getX() + (layout.getWidth() / (difw * 2))), |
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(int) (p2.getY() + (layout.getHeight() / (difw * 2)))); |
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setPointsToZoom(p1, p2); |
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} |
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/**
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* Introduce los puntos de control para controlar el zoom del Layout.
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*/
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private void setPointsToZoom(Point p1, Point p2) { |
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IFFrame[] fframes = layout.getLayoutContext().getFFrames();
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for (int i = 0; i < fframes.length; i++) { |
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if (fframes[i] instanceof IFFrameUseFMap) { |
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IFFrameUseFMap fframe = (IFFrameUseFMap) fframes[i]; |
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if (fframe.getATMap() != null) { |
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Point2D vppo1 = FLayoutUtilities.screenCoordinatesToViewportImageCoordinates(
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p1, fframes[i]); |
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Point2D vppo2 = FLayoutUtilities.screenCoordinatesToViewportImageCoordinates(
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p2, fframes[i]); |
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Point2D px1 =
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FLayoutFunctions.toMapPoint(vppo1, fframe.getATMap()); |
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Point2D px2 =
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FLayoutFunctions.toMapPoint(vppo2, fframe.getATMap()); |
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fframe.setPointsToZoom(px1, px2); |
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} |
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} |
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} |
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} |
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/**
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* Aplica el zoom real teniendo en cuenta la resoluci?n de pantalla.
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*/
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public void realZoom() { |
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double cm =
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layout.getLayoutContext().getAttributes() |
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.getPixXCm(layout.getLayoutControl().getRect()); |
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double dpi = CompatLocator.getGraphicsUtils().getScreenDPI();
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double dif = (cm * Attributes.PULGADA) / dpi; |
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setZoom(1 / dif, new Point(layout.getWidth() / 2, |
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layout.getHeight() / 2));
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layout.getLayoutControl().refresh(); |
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} |
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/**
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* Realiza un zoom in a partir del zoom actual de la vista.
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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.getLayoutControl().refresh(); |
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} |
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/**
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* Realiza un zoom out a partir del zoom actual de la vista.
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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.getLayoutControl().refresh(); |
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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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IFFrame[] fframes = layout.getLayoutContext().getFFrames();
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for (int i = 0; i < fframes.length; i++) { |
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if (fframes[i].getSelected() != IFFrame.NOSELECT) {
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if (recaux == null) { |
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recaux = |
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fframes[i].getBoundingBox(layout.getLayoutControl() |
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.getAT()); |
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} else {
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recaux.add(fframes[i].getBoundingBox(layout |
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.getLayoutControl().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 =
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new Point((int) recaux.getMaxX(), (int) recaux.getMaxY()); |
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setZoomIn(p1, p2); |
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layout.getLayoutControl().refresh(); |
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} |
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} |
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/**
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* Realiza un zoom a todos los elementos del layout.
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*/
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public void zoomAllFrames() { |
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Rectangle2D.Double recaux = null; |
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IFFrame[] fframes =
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layout.getLayoutControl().getLayoutContext().getFFrames(); |
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for (int i = 0; i < fframes.length; i++) { |
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if (recaux == null) { |
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recaux = |
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fframes[i] |
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.getBoundingBox(layout.getLayoutControl().getAT()); |
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} else {
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recaux.add(fframes[i].getBoundingBox(layout.getLayoutControl() |
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.getAT())); |
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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 =
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new Point((int) recaux.getMaxX(), (int) recaux.getMaxY()); |
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setZoomIn(p1, p2); |
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layout.getLayoutControl().refresh(); |
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} |
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} |
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/**
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* Realiza un zoom in a las vista a?adidas al Layout que esten seleccionadas
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*
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* @param p1
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* Punto inicial del rect?ngulo
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* @param p2
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* Punto final del rect?ngulo
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*/
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public void setViewZoomIn(Point2D poi1, Point2D poi2) { |
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IFFrame[] fframes = layout.getLayoutContext().getFFrames();
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for (int i = 0; i < fframes.length; i++) { |
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if (fframes[i] instanceof IFFrameUseFMap) { |
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IFFrameUseFMap fframe = (IFFrameUseFMap) fframes[i]; |
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|
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if (((IFFrame) fframe).getSelected() != IFFrame.NOSELECT) {
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|
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Point2D vppo1 = FLayoutUtilities.screenCoordinatesToViewportImageCoordinates(
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poi1, fframes[i]); |
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Point2D vppo2 = FLayoutUtilities.screenCoordinatesToViewportImageCoordinates(
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poi2, fframes[i]); |
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Point2D.Double mapp1 = FLayoutFunctions.toMapPoint(vppo1, fframe.getATMap());
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Point2D.Double mapp2 = FLayoutFunctions.toMapPoint(vppo2, fframe.getATMap());
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// Borramos el anterior
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observers.notifyObservers(this,
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new DefaultLayoutNotification(LayoutNotification.LAYOUT_INVALIDATED));
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Rectangle2D.Double r = new Rectangle2D.Double(); |
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|
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if (java.lang.Math.abs(poi1.getX() - poi2.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 = mapp2.getX(); |
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cY = mapp2.getY(); |
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double factor = 1 / MapContext.ZOOMINFACTOR; |
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Rectangle2D extent =
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fframe.getMapContext().getViewPort().getExtent(); |
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if (extent != null) { |
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nuevoX = cX - ((extent.getWidth() * factor) / 2.0);
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nuevoY = cY - ((extent.getHeight() * factor) / 2.0);
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r.x = nuevoX; |
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r.y = nuevoY; |
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r.width = extent.getWidth() * factor; |
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r.height = extent.getHeight() * factor; |
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} |
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|
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// fframeAux.setNewExtent(r);
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} else {
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// Fijamos el nuevo extent
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r.setFrameFromDiagonal(mapp1, mapp2); |
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|
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// fframeAux.setNewExtent(r);
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} |
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|
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/*
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* if (fframe.getTypeScale()!=IFFrameUseFMap.AUTOMATICO) {
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* fframeAux.setNewExtent(r);
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* fframeAux.refresh();
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* layout.getEFS().modifyFFrame((IFFrame)fframe,(IFFrame)
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* fframeAux);
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* ((IFFrame)fframeAux).getBoundingBox(layout.getAT());
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* layout.updateFFrames();
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* layout.setIsReSel(true);
|
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* }else {
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*/
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try {
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fframe.setNewEnvelope(geomManager.createEnvelope( |
| 437 |
r.getX(), r.getY(), r.getMaxX(), r.getMaxY(), |
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SUBTYPES.GEOM2D)); |
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} catch (CreateEnvelopeException e) {
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logger.error("Error creating the envelope", e);
|
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} |
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fframe.refresh(); |
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if (fframe.getLinked()) {
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fframe.refreshOriginalExtent(); |
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} |
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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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/**
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* Realiza un zoom out a las vistas a?adidas al Layout y que est?n
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* seleccionadas
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*
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* @param p2
|
| 459 |
* Punto central
|
| 460 |
*/
|
| 461 |
public void setViewZoomOut(Point p2) { |
| 462 |
Point2D.Double pWorld;
|
| 463 |
IFFrame[] fframes = layout.getLayoutContext().getFFrames();
|
| 464 |
for (int i = 0; i < fframes.length; i++) { |
| 465 |
if (fframes[i] instanceof IFFrameUseFMap) { |
| 466 |
IFFrameUseFMap fframe = (IFFrameUseFMap) fframes[i]; |
| 467 |
|
| 468 |
if (((IFFrame) fframe).getSelected() != IFFrame.NOSELECT) {
|
| 469 |
|
| 470 |
double nuevoX;
|
| 471 |
double nuevoY;
|
| 472 |
double cX;
|
| 473 |
double cY;
|
| 474 |
Point pScreen = new Point((int) p2.getX(), (int) p2.getY()); |
| 475 |
|
| 476 |
Point2D vppo1 = FLayoutUtilities.screenCoordinatesToViewportImageCoordinates(
|
| 477 |
pScreen, fframes[i]); |
| 478 |
|
| 479 |
pWorld = FLayoutFunctions.toMapPoint(vppo1, fframe.getATMap()); |
| 480 |
|
| 481 |
cX = pWorld.getX(); |
| 482 |
cY = pWorld.getY(); |
| 483 |
|
| 484 |
double factor = 1 / MapContext.ZOOMOUTFACTOR; |
| 485 |
Rectangle2D extent =
|
| 486 |
fframe.getMapContext().getViewPort().getExtent(); |
| 487 |
if (extent != null) { |
| 488 |
nuevoX = cX - ((extent.getWidth() * factor) / 2.0);
|
| 489 |
nuevoY = cY - ((extent.getHeight() * factor) / 2.0);
|
| 490 |
double x = nuevoX;
|
| 491 |
double y = nuevoY;
|
| 492 |
double width = extent.getWidth() * factor;
|
| 493 |
double height = extent.getHeight() * factor;
|
| 494 |
try {
|
| 495 |
fframe.setNewEnvelope(geomManager.createEnvelope(x, |
| 496 |
y, x + width, y + height, SUBTYPES.GEOM2D)); |
| 497 |
} catch (CreateEnvelopeException e) {
|
| 498 |
logger.error("Error creating the envelope", e);
|
| 499 |
} |
| 500 |
fframe.refresh(); |
| 501 |
if (fframe.getLinked()) {
|
| 502 |
fframe.refreshOriginalExtent(); |
| 503 |
} |
| 504 |
} |
| 505 |
} |
| 506 |
} |
| 507 |
} |
| 508 |
} |
| 509 |
|
| 510 |
/**
|
| 511 |
* Modifica los puntos de control para generar el zoom del Layout
|
| 512 |
*
|
| 513 |
* @param p1
|
| 514 |
* Punto inicial
|
| 515 |
* @param p2
|
| 516 |
* Punto final
|
| 517 |
*/
|
| 518 |
public void setPan(Point p1, Point p2) { |
| 519 |
IFFrame[] fframes = layout.getLayoutContext().getFFrames();
|
| 520 |
|
| 521 |
for (int i = 0; i < fframes.length; i++) { |
| 522 |
if (fframes[i] instanceof IFFrameUseFMap) { |
| 523 |
IFFrameUseFMap fframe = (IFFrameUseFMap) fframes[i]; |
| 524 |
AffineTransform at = fframe.getATMap();
|
| 525 |
if (at != null) { |
| 526 |
|
| 527 |
Point2D vppo1 = FLayoutUtilities.screenCoordinatesToViewportImageCoordinates(
|
| 528 |
p1, fframes[i]); |
| 529 |
Point2D vppo2 = FLayoutUtilities.screenCoordinatesToViewportImageCoordinates(
|
| 530 |
p2, fframes[i]); |
| 531 |
|
| 532 |
Point2D px1 = FLayoutFunctions.toMapPoint(vppo1, at);
|
| 533 |
Point2D px2 = FLayoutFunctions.toMapPoint(vppo2, at);
|
| 534 |
fframe.movePoints(px1, px2); |
| 535 |
} |
| 536 |
} |
| 537 |
} |
| 538 |
} |
| 539 |
|
| 540 |
public void addObserver(Observer o) { |
| 541 |
observers.addObserver(o); |
| 542 |
} |
| 543 |
|
| 544 |
public void deleteObserver(Observer o) { |
| 545 |
observers.deleteObserver(o); |
| 546 |
} |
| 547 |
|
| 548 |
public void deleteObservers() { |
| 549 |
observers.deleteObservers(); |
| 550 |
} |
| 551 |
} |