Application: gvSIG desktop

/*

 * Created on 22-jun-2004

 *

 */

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package com.iver.cit.gvsig.gui.layout.fframes;

import com.iver.andami.PluginServices;

import com.iver.cit.gvsig.gui.layout.FLayoutUtilities;

import com.iver.cit.gvsig.gui.layout.Layout;

import com.iver.cit.gvsig.gui.project.SaveException;

import com.iver.utiles.StringUtilities;

import com.iver.utiles.XMLEntity;

import java.awt.Color;

import java.awt.Font;

import java.awt.Graphics2D;

import java.awt.font.FontRenderContext;

import java.awt.font.TextLayout;

import java.awt.geom.AffineTransform;

import java.awt.geom.Rectangle2D;

import java.awt.image.BufferedImage;

import java.util.ArrayList;

/**

 * FFrame para introducir un texto en el Layout.

 *

 * @author Vicente Caballero Navarro

 */

public class FFrameText extends FFrame {

    /** Localizaci?n del texto. */

    public static final int LEFT = 0;

    public static final int CENTER = 1;

    public static final int RIGTH = 2;

    private ArrayList m_text = new ArrayList();

    private boolean m_isFixed = false;

    private int m_pos = LEFT;

    private Color textColor = Color.BLACK;

    //jaume

    private boolean surrounded = false; // The text field is surrounded by a rectangle

    private double cellPadding = 0; // The gap between the the text field and the surrounding rectangle 

    private boolean fixedFontSize = false; // The text field font size is constant fixed to the folio's size

    private int fontSize; // Text field's font size

    private boolean hasTitle; // The text field has title

    private String title; // The text for the title

    private int titleSize; // The title's font size

    private double frameBorderSize=0; // The surrounding rectangle's border size

    private Color frameColor = Color.BLACK; // The surrounding rectangle's color

    private Color titleColor = Color.BLACK; // The title's color

    private Font m_f = null;

    private boolean transicionPixelsMilimetros=true;

    /**

     * Crea un nuevo FFrameText.

     */

    public FFrameText() {

        m_f = new Font("SansSerif", Font.PLAIN, 9);

    }

    /**

     * Inserta la fuente del texto.

     *

     * @param f Fuente del texto.

     */

    public void setFont(Font f) {

        m_f = f;

    }

    /**

     * Devuelve el color del texto del FFrameText.

     *

     * @return Color del texto.

     */

    public Color getTextColor() {

        return textColor;

    }

    /**

     * Obtiene el fixedFontSize

     *

     * @return boolean

     */

    public boolean isFontSizeFixed() {

        return fixedFontSize;

    }

    /**

     * Establece fixedFontSize

     *

     * @param fixedFontSize

     */

    public void setFixedFontSize(boolean fixedFontSize) {

        this.fixedFontSize = fixedFontSize;

    }

    /**

     * Obtiene el fontSize

     *

     * @return int

     */

    public int getFontSize() {

        return fontSize;

    }

    /**

     * Establece fontSize

     *

     * @param fontSize

     */

    public void setFontSize(int fontSize) {

        this.fontSize = fontSize;

    }

    /**

     * Obtiene el cellPadding

     *

     * @return int

     */

    public double getCellPadding() {

        return cellPadding;

    }

    /**

     * Inserta el color del texto a escribir.

     *

     * @param color Color del texto.

     */

    public void setTextColor(Color color) {

        textColor = color;

    }

    /**

     * Devuelve la fuente del texto.

     *

     * @return Fuente del texto.

     */

    public Font getFont() {

        return new Font(m_f.getFontName(), m_f.getStyle(), 9);

    }

    /**

     * Devuelve la posici?n izquierda, centro o derecha del texto.

     *

     * @return Posici?n del texto.

     */

    public int getPos() {

        return m_pos;

    }

    /**

     * Pone la posici?n izquierda, centro o derecha del texto.

     *

     * @param p 0=LEFT,1=CENTER,2=RIGTH.

     */

    public void setPos(int p) {

        m_pos = p;

    }

    /**

     * M?todo que dibuja sobre el graphics que se le pasa como par?metro, seg?n

     * la transformada afin que se debe de aplicar y el rect?ngulo que se debe

     * de dibujar.

     *

     * @param g Graphics

     * @param at Transformada af?n.

     * @param rv rect?ngulo sobre el que hacer un clip.

     * @param imgBase Imagen para acelerar el dibujado.

     */

    public void draw(Graphics2D g, AffineTransform at, Rectangle2D rv,

        BufferedImage imgBase) {

        g.setColor(Color.BLACK);

        Rectangle2D.Double rec = getBoundingBox(at);

        Rectangle2D.Double raux = (Rectangle2D.Double) rec.clone();

        g.rotate(Math.toRadians(getRotation()), raux.x + (raux.width / 2),

            raux.y + (raux.height / 2));

        int longmax = 1;

        if (intersects(rv, raux)) { // comprueba que no cae fuera de la pantalla

            if (m_text.isEmpty()) {

                drawEmpty(g);

            } else {

                for (int i = 0; i < m_text.size(); i++) {

                    if (m_text.get(i) == null) {

                        m_text.set(i, "<NULL>");

                    }

                    if (((String) m_text.get(i)).length() > longmax) {

                        longmax = ((String) m_text.get(i)).length();

                    }

                }

                FontRenderContext frc = g.getFontRenderContext();

                int scaledFontSize;

                // TODO myScale es la escala sobre la que se extraen todos los escalados. Esto

                // funciona bien tal cual est? si la ratio de aspecto (alto/ancho) del folio es constante

                // porque se toma como medidas el ancho del folio real y el ancho del folio en pantalla.

                // No se que pasar? si la ratio cambia, por ejemplo si se usan USLetter en lugar de DIN A4

                double myScale = at.getScaleX() * 0.0234; //FLayoutUtilities.fromSheetDistance(folio.getAncho(),at)/rv.getWidth();

                // Distinguish when the font has fixed size or not

                if (isFontSizeFixed()) {

                    scaledFontSize = (int) (myScale * fontSize);

                } else {

                    scaledFontSize = ((int) (raux.width)) / longmax;

                    if (scaledFontSize > (int) ((raux.height) / m_text.size())) {

                        scaledFontSize = (int) ((raux.height) / m_text.size());

                    }

                }

                if (m_f != null) {

                    // Aqu? se ajusta a partir de las caracter?sticas de la fuente, una nueva fuente con el tama?o ajustado.

                    m_f = new Font(m_f.getFontName(), m_f.getStyle(),

                            scaledFontSize);

                } else {

                    // Aqu? pasa cuando se abre el di?logo para seleccionar un tipo de fuente y se cierra sin haber seleccionado ninguna.

                    m_f = new Font("SansSerif", Font.PLAIN, scaledFontSize);

                }

                // Draw the text title if it exists

                if (hasTitle()) {

                    int scaledTitleFontSize = (int) (myScale * titleSize);

                    int gap = 3;

                    if (isSurrounded()) {

                        // Para evitar que el marco se pinte sobre el t?tulo

                        gap += (int) (FLayoutUtilities.fromSheetDistance(frameBorderSize,at) * myScale);

                    }

                    g.setColor(titleColor);

                    Font titleFont = new Font(m_f.getFontName(),

                            m_f.getStyle(), scaledTitleFontSize);

                    if (!getTitle().equals("")) {

                        TextLayout titleTextLayout = new TextLayout(getTitle(),

                                titleFont, frc);

                        titleTextLayout.draw(g, (float) raux.getX(),

                            (float) (raux.getY() - (gap * myScale)));

                    }

                }

                // Draw the frame involving the text if it exists

                if (isSurrounded()) {

                    g.setColor(frameColor);

                    g.drawRect((int) raux.x, (int) raux.y, (int) raux.width,

                        (int) raux.height);

                    double scaledCellPadding = FLayoutUtilities.fromSheetDistance(cellPadding,at) * myScale;

                    int sizeBorder=(int)FLayoutUtilities.fromSheetDistance(frameBorderSize,at);

                    if (sizeBorder > 1) {

                        System.out.println("borderSize = " + sizeBorder);

                        int scaledBorderSize = (int) (sizeBorder * myScale);

                        for (int i = scaledBorderSize - 1; i > 0; i--)

                            g.drawRect((int) raux.x - i, (int) raux.y - i,

                                (int) raux.width + (2 * i),

                                (int) raux.height + (2 * i));

                    }

                    // Recalibro el rectangulo para establecer el ?rea donde se dibujan las fuentes

                    // al ?rea marcada con el rat?n menos la distancia al marco especificada

                    raux.setRect(raux.getX() + scaledCellPadding,

                        raux.getY() + scaledCellPadding,

                        raux.getWidth() - (scaledCellPadding * 2),

                        raux.getHeight() - (scaledCellPadding * 2));

                }

                g.setColor(textColor);

                drawText(raux, scaledFontSize, g);

                g.rotate(Math.toRadians(-getRotation()),

                    raux.x + (raux.width / 2), raux.y + (raux.height / 2));

            }

        }

        raux = null;

    }

    /**

     * Dibuja el texto sobre el graphics con el tama?o adecuado.

     *

     * @param r Rect?ngulo sobre el que dibujar.

     * @param sfs Tama?o aproximado del texto.

     * @param g Graphics sobre el que dibujar el texto.

     */

    private void drawText(Rectangle2D r, int sfs, Graphics2D g) {

        int minSFS = Integer.MAX_VALUE;

        FontRenderContext frc = g.getFontRenderContext();

        int ht = (int) (r.getHeight() / m_text.size());

        if (isFontSizeFixed()) {

            minSFS = sfs;

        } else {

            for (int i = 0; i < m_text.size(); i++) {

                if (!((String) m_text.get(i)).equals("")) {

                    TextLayout textaux = new TextLayout((String) m_text.get(i),

                            m_f, frc);

                    Rectangle2D txtBound = textaux.getBounds();

                    double difW = txtBound.getWidth() / r.getWidth();

                    double difH = (txtBound.getHeight() * m_text.size()) / (r.getHeight());

                    if (difW > difH) {

                        if (minSFS > sfs) {

                            minSFS = (int) (sfs / difW);

                        }

                    } else {

                        if (minSFS > sfs) {

                            minSFS = (int) (sfs / difH);

                        }

                    }

                }

            }

        }

        TextLayout textLayout = null;

        for (int i = 0; i < m_text.size(); i++) {

            if (!((String) m_text.get(i)).equals("")) {

                m_f = new Font(m_f.getFontName(), m_f.getStyle(), minSFS);

                textLayout = new TextLayout((String) m_text.get(i), m_f, frc);

                Rectangle2D txtBound = textLayout.getBounds();

                float difW = (float) (r.getWidth() - txtBound.getWidth());

                switch (m_pos) {

                    case (LEFT):

                        textLayout.draw(g, (float) r.getX(),

                            (float) (r.getY() + (ht * (i + 1))));

                        break;

                    case (CENTER):

                        textLayout.draw(g, (float) r.getX() + (difW / 2),

                            (float) (r.getY() + (ht * (i + 1))));

                        break;

                    case (RIGTH):

                        textLayout.draw(g, (float) r.getX() + difW,

                            (float) (r.getY() + (ht * (i + 1)))); //- (ht / 2))));

                        break;

                }

            }

        }

    }

    /**

     * @see com.iver.cit.gvsig.gui.layout.fframes.IFFrame#print(java.awt.Graphics2D,

     *      java.awt.geom.AffineTransform)

     */

    public void print(Graphics2D g, AffineTransform at) {

        draw(g, at, null, null);

    }

    /**

     * Rellenar el texto que se quiere a?adir al Layout.

     *

     * @param s String a a?adir.

     */

    public void addText(String s) {

        m_text.add(s);

    }

    /**

     * Devuelve el ArrayList que contiene las l?neas de texto.

     *

     * @return ArrayList.

     */

    public ArrayList getText() {

        return m_text;

    }

    /**

     * Seleccionar si se quiere un tama?o fijo o adecuado a la escala.

     *

     * @param b true si se quiere tama?o fijo.

     */

    public void setSizeFixed(boolean b) {

        m_isFixed = b;

    }

    /**

     * Devuelve si est? fijado el tama?o.

     *

     * @return True si est? fijado el tama?o.

     */

    public boolean isSizeFixed() {

        return m_isFixed;

    }

    /**

     * @throws SaveException 

     * @see com.iver.cit.gvsig.gui.layout.fframes.IFFrame#getXMLEntity()

     */

    public XMLEntity getXMLEntity() throws SaveException {

        XMLEntity xml = new XMLEntity();

        try{

        xml.putProperty("className", this.getClass().getName());

        xml.putProperty("m_name", m_name);

        xml.putProperty("x", getBoundBox().x);

        xml.putProperty("y", getBoundBox().y);

        xml.putProperty("w", getBoundBox().width);

        xml.putProperty("h", getBoundBox().height);

        xml.putProperty("m_Selected", m_Selected);

        xml.putProperty("type", Layout.RECTANGLETEXT);

        String[] s = (String[]) m_text.toArray(new String[0]);

        xml.putProperty("s", s);

        xml.putProperty("m_isFixed", m_isFixed);

        if (m_isFixed) xml.putProperty("fontSize",m_f.getSize());

        xml.putProperty("m_rotation", getRotation());

        xml.putProperty("m_pos", m_pos);

        xml.putProperty("fontName", m_f.getName());

        xml.putProperty("fontStyle", m_f.getStyle());

        xml.putProperty("tag", getTag());

        xml.putProperty("textColor", StringUtilities.color2String(textColor));

        xml.putProperty("transicionPixelsMilimetros",transicionPixelsMilimetros);

        // jaume

        xml.putProperty("cellPadding", cellPadding);

        xml.putProperty("fontSize", fontSize);

        xml.putProperty("fixedFontSize", fixedFontSize);

        xml.putProperty("surrounded", surrounded);

        xml.putProperty("hasTitle", hasTitle);

        xml.putProperty("title", title);

        xml.putProperty("titleSize", titleSize);

        xml.putProperty("frameBorderSize", frameBorderSize);

        xml.putProperty("frameColor", StringUtilities.color2String(frameColor));

        xml.putProperty("titleColor", StringUtilities.color2String(titleColor));

        }catch (Exception e) {

                        throw new SaveException(e,this.getClass().getName());

                }

        return xml;

    }

    /**

     * @see com.iver.cit.gvsig.gui.layout.fframes.IFFrame#setXMLEntity(com.iver.utiles.XMLEntity,

     *      com.iver.cit.gvsig.project.Project)

     */

    public void setXMLEntity03(XMLEntity xml, Layout l) {

        if (xml.getIntProperty("m_Selected") != 0) {

            this.setSelected(true);

        } else {

            this.setSelected(false);

        }

        String[] s = xml.getStringArrayProperty("s");

        for (int i = 0; i < s.length; i++) {

            this.m_text.add(s[i]);

        }

        this.m_isFixed = xml.getBooleanProperty("m_isFixed");

        this.m_pos = xml.getIntProperty("m_pos");

        setRotation(xml.getDoubleProperty("m_rotation"));

        this.m_f = new Font(xml.getStringProperty("fontName"),

                xml.getIntProperty("fontStyle"), 9);

        if (xml.contains("textColor")) {

            this.textColor = StringUtilities.string2Color(xml.getStringProperty(

                        "textColor"));

        }

    }

    /**

     * @see com.iver.cit.gvsig.gui.layout.fframes.IFFrame#setXMLEntity(com.iver.utiles.XMLEntity,

     *      com.iver.cit.gvsig.project.Project)

     */

    public void setXMLEntity(XMLEntity xml) {

        if (xml.getIntProperty("m_Selected") != 0) {

            this.setSelected(true);

        } else {

            this.setSelected(false);

        }

        String[] s = xml.getStringArrayProperty("s");

        for (int i = 0; i < s.length; i++) {

            this.m_text.add(s[i]);

        }

        this.m_isFixed = xml.getBooleanProperty("m_isFixed");

        int size=9;

        if (m_isFixed && xml.contains("fontSize")) size=xml.getIntProperty("fontSize");

        this.m_pos = xml.getIntProperty("m_pos");

        setRotation(xml.getDoubleProperty("m_rotation"));

        this.m_f = new Font(xml.getStringProperty("fontName"),

                xml.getIntProperty("fontStyle"), size);

        if (xml.contains("textColor")) {

            this.textColor = StringUtilities.string2Color(xml.getStringProperty(

                        "textColor"));

        }

        // jaume

        if (xml.contains("cellPadding")) {

            this.cellPadding = xml.getDoubleProperty("cellPadding");

        }

        if (xml.contains("fontSize")) {

            this.fontSize = xml.getIntProperty("fontSize");

        }

        if (xml.contains("fixedFontSize")) {

            this.fixedFontSize = xml.getBooleanProperty("fixedFontSize");

        }

        if (xml.contains("surrounded")) {

            this.surrounded = xml.getBooleanProperty("surrounded");

        }

        if (xml.contains("hasTitle")) {

            this.hasTitle = xml.getBooleanProperty("hasTitle");

        }

        if (xml.contains("title")) {

            this.title = xml.getStringProperty("title");

        }

        if (xml.contains("titleSize")) {

            this.titleSize = xml.getIntProperty("titleSize");

        }

        if (xml.contains("frameBorderSize")) {

            this.frameBorderSize = xml.getDoubleProperty("frameBorderSize");

        }

        if (xml.contains("frameColor")) {

            this.frameColor = StringUtilities.string2Color(xml.getStringProperty(

                        "frameColor"));

        }

        if (xml.contains("titleColor")) {

            this.titleColor = StringUtilities.string2Color(xml.getStringProperty(

                        "titleColor"));

        }

        if (!xml.contains("transicionPixelsMilimetros")){

                cellPadding=0.05;

                frameBorderSize=0.01;

        }

    }

    /**

     * @see com.iver.cit.gvsig.gui.layout.fframes.IFFrame#getNameFFrame()

     */

    public String getNameFFrame() {

        return PluginServices.getText(this, "texto") + num;

    }

    /**

     * Sets FFrameText to draw an involving rectangle

     *

     * @param b

     */

    public void setSurrounded(boolean b) {

        surrounded = b;

    }

    /**

     * True if the FFrameText is set to draw an involving rectangle, or false

     * if not.

     *

     * @return boolean

     */

    public boolean isSurrounded() {

        return surrounded;

    }

    /**

     * Sets the gap between the involving rectangle and the text

     *

     * @param i

     */

    public void setCellPadding(double i) {

        cellPadding = i;

    }

    /**

     * Devuelve true si tiene un t?tulo.

     *

     * @return

     */

    public boolean hasTitle() {

        return hasTitle;

    }

    /**

     * Devuelve un string con el t?tulo.

     *

     * @return

     */

    public String getTitle() {

        return title;

    }

    /**

     * Inserta true si tiene t?tulo

     *

     * @param b

     */

    public void setHasTitle(boolean b) {

        hasTitle = b;

    }

    /**

     * Inserta un string con el t?tulo.

     *

     * @param text

     */

    public void setTitle(String text) {

        title = text;

    }

    /**

     * Devuelve el tama?o del t?tulo.

     *

     * @return

     */

    public int getTitleSize() {

        return titleSize;

    }

    /**

     * Inserta el tama?o del t?tulo.

     *

     * @param size DOCUMENT ME!

     */

    public void setTitleSize(int size) {

        titleSize = size;

    }

    /**

     * Inserta el tama?o del borde.

     *

     * @param size

     */

    public void setFrameBorderSize(double size) {

        frameBorderSize = size;

    }

    /**

     * Devuelve el tama?o del borde.

     *

     * @return

     */

    public double getFrameBorderSize() {

        return frameBorderSize;

    }

    /**

     * DOCUMENT ME!

     *

     * @param frameColor

     */

    public void setFrameColor(Color frameColor) {

        this.frameColor = frameColor;

    }

    /**

     * DOCUMENT ME!

     *

     * @param titleColor DOCUMENT ME!

     */

    public void setTitleColor(Color titleColor) {

        this.titleColor = titleColor;

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    public Color getFrameColor() {

        return frameColor;

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     */

    public Color getTitleColor() {

        return titleColor;

    }

    /**

     * Use this method if you want the text in the FFrameText to be removed.

     */

    public void clearText() {

        m_text.clear();

    }

        public void initialize() {

                // TODO Auto-generated method stub

        }

}