svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.symbology / org.gvsig.symbology.swing / org.gvsig.symbology.swing.api / src / main / java / org / gvsig / app / gui / styling / SymbolPreviewer.java @ 40560
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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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 3
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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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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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/* CVS MESSAGES:
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*
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* $Id: SymbolPreviewer.java 30892 2009-09-21 12:02:19Z cordinyana $
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* $Log: SymbolPreviewer.java,v $
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* Revision 1.6 2007/08/16 06:54:35 jvidal
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* javadoc updated
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*
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* Revision 1.5 2007/08/07 11:41:15 jvidal
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* javadoc
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*
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* Revision 1.4 2007/04/05 16:08:34 jaume
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* Styled labeling stuff
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*
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* Revision 1.3 2007/04/04 16:01:14 jaume
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* *** empty log message ***
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*
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* Revision 1.2 2007/03/09 11:25:00 jaume
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* Advanced symbology (start committing)
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*
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* Revision 1.1.2.3 2007/02/21 07:35:14 jaume
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* *** empty log message ***
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*
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* Revision 1.1.2.2 2007/02/08 15:43:05 jaume
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* some bug fixes in the editor and removed unnecessary imports
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*
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* Revision 1.1.2.1 2007/01/26 13:49:03 jaume
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* *** empty log message ***
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*
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* Revision 1.4 2007/01/16 11:52:11 jaume
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* *** empty log message ***
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*
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* Revision 1.8 2007/01/10 17:05:05 jaume
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* moved to FMap and gvSIG
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*
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* Revision 1.7 2006/10/30 19:30:35 jaume
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* *** empty log message ***
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*
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* Revision 1.6 2006/10/29 23:53:49 jaume
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* *** empty log message ***
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*
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* Revision 1.5 2006/10/29 21:45:12 jaume
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* centers in x the "none selected message"
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*
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* Revision 1.4 2006/10/29 21:43:34 jaume
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* *** empty log message ***
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*
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* Revision 1.3 2006/10/29 21:40:29 jaume
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* centers in x the "none selected message"
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*
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* Revision 1.2 2006/10/26 07:46:58 jaume
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* *** empty log message ***
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*
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* Revision 1.1 2006/10/25 10:50:41 jaume
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* movement of classes and gui stuff
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*
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* Revision 1.2 2006/10/24 19:54:55 jaume
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* *** empty log message ***
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*
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* Revision 1.1 2006/10/24 16:31:12 jaume
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* *** empty log message ***
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*
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*
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*/
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package org.gvsig.app.gui.styling; |
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import java.awt.Color; |
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import java.awt.Font; |
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import java.awt.FontMetrics; |
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import java.awt.Graphics; |
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import java.awt.Graphics2D; |
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import java.awt.Rectangle; |
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import java.awt.RenderingHints; |
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import java.awt.event.MouseListener; |
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import java.awt.event.MouseMotionListener; |
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import java.awt.geom.AffineTransform; |
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import javax.swing.JPanel; |
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import org.gvsig.fmap.mapcontext.MapContextLocator; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolDrawingException; |
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import org.gvsig.i18n.Messages; |
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/**
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* SymbolPreviewer creates a JPanel used for the user to watch the preview of
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* a symbol.It has an square form with a white background and the symbol
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* is inserted in the middle.
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* @author jaume dominguez faus - jaume.dominguez@iver.es
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*
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*/
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public class SymbolPreviewer extends JPanel { |
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/**
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*
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*/
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private static final long serialVersionUID = 8095930506630873031L; |
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private int hGap = 5, vGap = 5; |
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private ISymbol symbol;
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private EditorTool prevTool;
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/**
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* constructor method
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*
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*/
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public SymbolPreviewer() {
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super(true); |
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setBackground(Color.WHITE);
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} |
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/**
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* Returns the symbol printed inside
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* @return symbol
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*/
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public ISymbol getSymbol() {
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return symbol;
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} |
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/**
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* Establishes the symbol to be showed in the symbolpreviewer panel
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* @param symbol
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*/
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public void setSymbol(ISymbol symbol) { |
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this.symbol = symbol;
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repaint(); |
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} |
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/**
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* Draws the symbol in the middle of the pane in order to create a preview
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* of the final one.
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*/
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public void paint(Graphics g) { |
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super.paint(g);
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Graphics2D g2 = (Graphics2D) g; |
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RenderingHints old = g2.getRenderingHints();
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g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); |
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g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY); |
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g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON); |
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g2.translate(hGap, vGap); |
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Rectangle r = getBounds();
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r = new Rectangle(0, 0, (int) (r.getWidth()-(hGap*2)), (int) (r.getHeight()-(vGap*2))); |
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if (symbol != null) { |
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try {
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symbol.drawInsideRectangle(g2, new AffineTransform(), r,null); |
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} catch (SymbolDrawingException e) {
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if (e.getType() == SymbolDrawingException.UNSUPPORTED_SET_OF_SETTINGS) {
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try {
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MapContextLocator.getSymbolManager() |
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.getWarningSymbol( |
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SymbolDrawingException.STR_UNSUPPORTED_SET_OF_SETTINGS, |
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"",
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SymbolDrawingException.UNSUPPORTED_SET_OF_SETTINGS) |
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.drawInsideRectangle(g2, null, r, null); |
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} catch (SymbolDrawingException e1) {
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// IMPOSSIBLE TO REACH THIS
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} |
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} else {
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// should be unreachable code
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throw new Error(Messages.getText("symbol_shapetype_mismatch")); |
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} |
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} |
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} else {
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String noneSelected = "["+Messages.getText("preview_not_available")+"]"; |
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FontMetrics fm = g2.getFontMetrics();
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int lineWidth = fm.stringWidth(noneSelected);
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float scale = (float) r.getWidth() / lineWidth; |
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Font f = g2.getFont();
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float fontSize = f.getSize()*scale;
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g2.setFont( f.deriveFont( fontSize ) ); |
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g2.drawString(noneSelected, (r.x*scale) - (hGap/2), r.height/2+vGap*scale); |
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} |
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g2.setRenderingHints(old); |
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} |
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/**
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* Sets the EditorTool for the pane.
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*
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* @param l,EditorTool
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*/
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public EditorTool setEditorTool(EditorTool tool) {
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EditorTool previous = prevTool; |
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MouseListener[] ml = getMouseListeners(); |
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for (int i = 0; i < ml.length; i++) { |
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super.removeMouseListener(ml[i]);
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} |
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MouseMotionListener[] mml = getMouseMotionListeners(); |
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for (int i = 0; i < mml.length; i++) { |
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super.removeMouseMotionListener(mml[i]);
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} |
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if (tool!= null) { |
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super.addMouseListener(tool);
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setCursor(tool.getCursor()); |
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super.addMouseMotionListener(tool);
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} |
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prevTool = tool; |
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return previous;
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} |
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} |