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/*
 * Copyright (c) 2009 Albert Kurucz. 
 *
 * This file, FormatLayout.java is part of JTStand.
 *
 * JTStand is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * JTStand 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with GTStand.  If not, see .
 */

package org.jfree.layout;

import java.awt.Component;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Insets;
import java.awt.LayoutManager;
import java.io.Serializable;

/**
 * A layout manager that spaces components over six columns in seven different 
 * formats.
 *
 * @author David Gilbert
 */
public class FormatLayout implements LayoutManager, Serializable {

    /** For serialization. */
    private static final long serialVersionUID = 2866692886323930722L;
    
    /** A useful constant representing layout format 1. */
    public static final int C = 1;

    /** A useful constant representing layout format 2. */
    public static final int LC = 2;

    /** A useful constant representing layout format 3. */
    public static final int LCB = 3;

    /** A useful constant representing layout format 4. */
    public static final int LCLC = 4;

    /** A useful constant representing layout format 5. */
    public static final int LCLCB = 5;

    /** A useful constant representing layout format 6. */
    public static final int LCBLC = 6;

    /** A useful constant representing layout format 7. */
    public static final int LCBLCB = 7;

    /** The layout format for each row. */
    private int[] rowFormats;

    /** The gap between the rows. */
    private int rowGap;

    /** 
     * The gaps between the columns (gap[0] is the gap following column zero). 
     */
    private int[] columnGaps;

    /** Working array for recording the height of each row. */
    private int[] rowHeights;

    /** The total height of the layout. */
    private int totalHeight;

    /** Working array for recording the width of each column. */
    private int[] columnWidths;

    /** The total width of the layout. */
    private int totalWidth;

    /** Combined width of columns 1 and 2. */
    private int columns1and2Width;

    /** Combined width of columns 4 and 5. */
    private int columns4and5Width;

    /** Combined width of columns 1 to 4. */
    private int columns1to4Width;

    /** Combined width of columns 1 to 5. */
    private int columns1to5Width;

    /** Combined width of columns 0 to 5. */
    private int columns0to5Width;

    /**
     * Constructs a new layout manager that can be used to create input forms.  
     * The layout manager works by arranging components in rows using six 
     * columns (some components will use more than one column).
     * 

* Any component can be added, but I think of them in terms of Labels, * Components, and Buttons. * The formats available are: C, LC, LCB, LCLC, LCLCB, LCBLC or LCBLCB. *

* * * * * * * * * * * * * * * * * * * * * * * * * * * * *
C1 component in this row (spread across all six columns).
LC2 components, a label in the 1st column, and a component using the * remaining 5 columns).
LCB3 components, a label in the 1st column, a component spread across * the next 4, and a button in the last column.
LCLC4 components, a label in column 1, a component in 2-3, a label in * 4 and a component in 5-6.
LCLCB5 components, a label in column 1, a component in 2-3, a label * in 4, a component in 5 and a button in 6.
LCBLC5 components, a label in column 1, a component in 2, a button in 3, * a label in 4, a component in 5-6.
LCBLCB6 components, one in each column.
*

* Columns 1 and 4 expand to accommodate the widest label, and 3 and 6 to * accommodate the widest button. *

* Each row will contain the number of components indicated by the format. * Be sure to specify enough row formats to cover all the components you * add to the layout. * * @param rowCount the number of rows. * @param rowFormats the row formats. */ public FormatLayout(final int rowCount, final int[] rowFormats) { this.rowFormats = rowFormats; this.rowGap = 2; this.columnGaps = new int[5]; this.columnGaps[0] = 10; this.columnGaps[1] = 5; this.columnGaps[2] = 5; this.columnGaps[3] = 10; this.columnGaps[4] = 5; // working structures... this.rowHeights = new int[rowCount]; this.columnWidths = new int[6]; } /** * Returns the preferred size of the component using this layout manager. * * @param parent the parent. * * @return the preferred size of the component. */ public Dimension preferredLayoutSize(final Container parent) { Component c0, c1, c2, c3, c4, c5; synchronized (parent.getTreeLock()) { final Insets insets = parent.getInsets(); int componentIndex = 0; final int rowCount = this.rowHeights.length; for (int i = 0; i < this.columnWidths.length; i++) { this.columnWidths[i] = 0; } this.columns1and2Width = 0; this.columns4and5Width = 0; this.columns1to4Width = 0; this.columns1to5Width = 0; this.columns0to5Width = 0; this.totalHeight = 0; for (int rowIndex = 0; rowIndex < rowCount; rowIndex++) { final int format = this.rowFormats[rowIndex % this.rowFormats.length]; switch (format) { case FormatLayout.C: c0 = parent.getComponent(componentIndex); updateC(rowIndex, c0.getPreferredSize()); componentIndex = componentIndex + 1; break; case FormatLayout.LC: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); updateLC(rowIndex, c0.getPreferredSize(), c1.getPreferredSize()); componentIndex = componentIndex + 2; break; case FormatLayout.LCB: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); updateLCB(rowIndex, c0.getPreferredSize(), c1.getPreferredSize(), c2.getPreferredSize()); componentIndex = componentIndex + 3; break; case FormatLayout.LCLC: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); c3 = parent.getComponent(componentIndex + 3); updateLCLC(rowIndex, c0.getPreferredSize(), c1.getPreferredSize(), c2.getPreferredSize(), c3.getPreferredSize()); componentIndex = componentIndex + 4; break; case FormatLayout.LCBLC: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); c3 = parent.getComponent(componentIndex + 3); c4 = parent.getComponent(componentIndex + 4); updateLCBLC(rowIndex, c0.getPreferredSize(), c1.getPreferredSize(), c2.getPreferredSize(), c3.getPreferredSize(), c4.getPreferredSize()); componentIndex = componentIndex + 5; break; case FormatLayout.LCLCB: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); c3 = parent.getComponent(componentIndex + 3); c4 = parent.getComponent(componentIndex + 4); updateLCLCB(rowIndex, c0.getPreferredSize(), c1.getPreferredSize(), c2.getPreferredSize(), c3.getPreferredSize(), c4.getPreferredSize()); componentIndex = componentIndex + 5; break; case FormatLayout.LCBLCB: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); c3 = parent.getComponent(componentIndex + 3); c4 = parent.getComponent(componentIndex + 4); c5 = parent.getComponent(componentIndex + 5); updateLCBLCB(rowIndex, c0.getPreferredSize(), c1.getPreferredSize(), c2.getPreferredSize(), c3.getPreferredSize(), c4.getPreferredSize(), c5.getPreferredSize()); componentIndex = componentIndex + 6; break; } } complete(); return new Dimension(this.totalWidth + insets.left + insets.right, this.totalHeight + (rowCount - 1) * this.rowGap + insets.top + insets.bottom); } } /** * Returns the minimum size of the component using this layout manager. * * @param parent the parent. * * @return the minimum size of the component */ public Dimension minimumLayoutSize(final Container parent) { Component c0, c1, c2, c3, c4, c5; synchronized (parent.getTreeLock()) { final Insets insets = parent.getInsets(); int componentIndex = 0; final int rowCount = this.rowHeights.length; for (int i = 0; i < this.columnWidths.length; i++) { this.columnWidths[i] = 0; } this.columns1and2Width = 0; this.columns4and5Width = 0; this.columns1to4Width = 0; this.columns1to5Width = 0; this.columns0to5Width = 0; final int totalHeight = 0; for (int rowIndex = 0; rowIndex < rowCount; rowIndex++) { final int format = this.rowFormats[rowIndex % this.rowFormats.length]; switch (format) { case FormatLayout.C: c0 = parent.getComponent(componentIndex); this.columns0to5Width = Math.max( this.columns0to5Width, c0.getMinimumSize().width ); componentIndex = componentIndex + 1; break; case FormatLayout.LC: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); updateLC(rowIndex, c0.getMinimumSize(), c1.getMinimumSize()); componentIndex = componentIndex + 2; break; case FormatLayout.LCB: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); updateLCB(rowIndex, c0.getMinimumSize(), c1.getMinimumSize(), c2.getMinimumSize()); componentIndex = componentIndex + 3; break; case FormatLayout.LCLC: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); c3 = parent.getComponent(componentIndex + 3); updateLCLC(rowIndex, c0.getMinimumSize(), c1.getMinimumSize(), c2.getMinimumSize(), c3.getMinimumSize()); componentIndex = componentIndex + 3; break; case FormatLayout.LCBLC: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); c3 = parent.getComponent(componentIndex + 3); c4 = parent.getComponent(componentIndex + 4); updateLCBLC(rowIndex, c0.getMinimumSize(), c1.getMinimumSize(), c2.getMinimumSize(), c3.getMinimumSize(), c4.getMinimumSize()); componentIndex = componentIndex + 4; break; case FormatLayout.LCLCB: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); c3 = parent.getComponent(componentIndex + 3); c4 = parent.getComponent(componentIndex + 4); updateLCLCB(rowIndex, c0.getMinimumSize(), c1.getMinimumSize(), c2.getMinimumSize(), c3.getMinimumSize(), c4.getMinimumSize()); componentIndex = componentIndex + 4; break; case FormatLayout.LCBLCB: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); c3 = parent.getComponent(componentIndex + 3); c4 = parent.getComponent(componentIndex + 4); c5 = parent.getComponent(componentIndex + 5); updateLCBLCB(rowIndex, c0.getMinimumSize(), c1.getMinimumSize(), c2.getMinimumSize(), c3.getMinimumSize(), c4.getMinimumSize(), c5.getMinimumSize()); componentIndex = componentIndex + 5; break; } } complete(); return new Dimension(this.totalWidth + insets.left + insets.right, totalHeight + (rowCount - 1) * this.rowGap + insets.top + insets.bottom); } } /** * Performs the layout of the container. * * @param parent the parent. */ public void layoutContainer(final Container parent) { Component c0, c1, c2, c3, c4, c5; synchronized (parent.getTreeLock()) { final Insets insets = parent.getInsets(); int componentIndex = 0; final int rowCount = this.rowHeights.length; for (int i = 0; i < this.columnWidths.length; i++) { this.columnWidths[i] = 0; } this.columns1and2Width = 0; this.columns4and5Width = 0; this.columns1to4Width = 0; this.columns1to5Width = 0; this.columns0to5Width = parent.getBounds().width - insets.left - insets.right; this.totalHeight = 0; for (int rowIndex = 0; rowIndex < rowCount; rowIndex++) { final int format = this.rowFormats[rowIndex % this.rowFormats.length]; switch (format) { case FormatLayout.C: c0 = parent.getComponent(componentIndex); updateC(rowIndex, c0.getPreferredSize()); componentIndex = componentIndex + 1; break; case FormatLayout.LC: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); updateLC(rowIndex, c0.getPreferredSize(), c1.getPreferredSize()); componentIndex = componentIndex + 2; break; case FormatLayout.LCB: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); updateLCB(rowIndex, c0.getPreferredSize(), c1.getPreferredSize(), c2.getPreferredSize()); componentIndex = componentIndex + 3; break; case FormatLayout.LCLC: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); c3 = parent.getComponent(componentIndex + 3); updateLCLC(rowIndex, c0.getPreferredSize(), c1.getPreferredSize(), c2.getPreferredSize(), c3.getPreferredSize()); componentIndex = componentIndex + 4; break; case FormatLayout.LCBLC: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); c3 = parent.getComponent(componentIndex + 3); c4 = parent.getComponent(componentIndex + 4); updateLCBLC(rowIndex, c0.getPreferredSize(), c1.getPreferredSize(), c2.getPreferredSize(), c3.getPreferredSize(), c4.getPreferredSize()); componentIndex = componentIndex + 5; break; case FormatLayout.LCLCB: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); c3 = parent.getComponent(componentIndex + 3); c4 = parent.getComponent(componentIndex + 4); updateLCLCB(rowIndex, c0.getPreferredSize(), c1.getPreferredSize(), c2.getPreferredSize(), c3.getPreferredSize(), c4.getPreferredSize()); componentIndex = componentIndex + 5; break; case FormatLayout.LCBLCB: c0 = parent.getComponent(componentIndex); c1 = parent.getComponent(componentIndex + 1); c2 = parent.getComponent(componentIndex + 2); c3 = parent.getComponent(componentIndex + 3); c4 = parent.getComponent(componentIndex + 4); c5 = parent.getComponent(componentIndex + 5); updateLCBLCB(rowIndex, c0.getPreferredSize(), c1.getPreferredSize(), c2.getPreferredSize(), c3.getPreferredSize(), c4.getPreferredSize(), c5.getPreferredSize()); componentIndex = componentIndex + 6; break; } } complete(); componentIndex = 0; int rowY = insets.top; final int[] rowX = new int[6]; rowX[0] = insets.left; rowX[1] = rowX[0] + this.columnWidths[0] + this.columnGaps[0]; rowX[2] = rowX[1] + this.columnWidths[1] + this.columnGaps[1]; rowX[3] = rowX[2] + this.columnWidths[2] + this.columnGaps[2]; rowX[4] = rowX[3] + this.columnWidths[3] + this.columnGaps[3]; rowX[5] = rowX[4] + this.columnWidths[4] + this.columnGaps[4]; final int w1to2 = this.columnWidths[1] + this.columnGaps[1] + this.columnWidths[2]; final int w4to5 = this.columnWidths[4] + this.columnGaps[4] + this.columnWidths[5]; final int w1to4 = w1to2 + this.columnGaps[2] + this.columnWidths[3] + this.columnGaps[3] + this.columnWidths[4]; final int w1to5 = w1to4 + this.columnGaps[4] + this.columnWidths[5]; final int w0to5 = w1to5 + this.columnWidths[0] + this.columnGaps[0]; for (int rowIndex = 0; rowIndex < rowCount; rowIndex++) { final int format = this.rowFormats[rowIndex % this.rowFormats.length]; switch (format) { case FormatLayout.C: c0 = parent.getComponent(componentIndex); c0.setBounds(rowX[0], rowY, w0to5, c0.getPreferredSize().height); componentIndex = componentIndex + 1; break; case FormatLayout.LC: c0 = parent.getComponent(componentIndex); c0.setBounds( rowX[0], rowY + (this.rowHeights[rowIndex] - c0.getPreferredSize().height) / 2, this.columnWidths[0], c0.getPreferredSize().height ); c1 = parent.getComponent(componentIndex + 1); c1.setBounds( rowX[1], rowY + (this.rowHeights[rowIndex] - c1.getPreferredSize().height) / 2, w1to5, c1.getPreferredSize().height ); componentIndex = componentIndex + 2; break; case FormatLayout.LCB: c0 = parent.getComponent(componentIndex); c0.setBounds( rowX[0], rowY + (this.rowHeights[rowIndex] - c0.getPreferredSize().height) / 2, this.columnWidths[0], c0.getPreferredSize().height ); c1 = parent.getComponent(componentIndex + 1); c1.setBounds( rowX[1], rowY + (this.rowHeights[rowIndex] - c1.getPreferredSize().height) / 2, w1to4, c1.getPreferredSize().height ); c2 = parent.getComponent(componentIndex + 2); c2.setBounds( rowX[5], rowY + (this.rowHeights[rowIndex] - c2.getPreferredSize().height) / 2, this.columnWidths[5], c2.getPreferredSize().height ); componentIndex = componentIndex + 3; break; case FormatLayout.LCLC: c0 = parent.getComponent(componentIndex); c0.setBounds( rowX[0], rowY + (this.rowHeights[rowIndex] - c0.getPreferredSize().height) / 2, this.columnWidths[0], c0.getPreferredSize().height ); c1 = parent.getComponent(componentIndex + 1); c1.setBounds( rowX[1], rowY + (this.rowHeights[rowIndex] - c1.getPreferredSize().height) / 2, w1to2, c1.getPreferredSize().height ); c2 = parent.getComponent(componentIndex + 2); c2.setBounds( rowX[3], rowY + (this.rowHeights[rowIndex] - c2.getPreferredSize().height) / 2, this.columnWidths[3], c2.getPreferredSize().height ); c3 = parent.getComponent(componentIndex + 3); c3.setBounds( rowX[4], rowY + (this.rowHeights[rowIndex] - c3.getPreferredSize().height) / 2, w4to5, c3.getPreferredSize().height ); componentIndex = componentIndex + 4; break; case FormatLayout.LCBLC: c0 = parent.getComponent(componentIndex); c0.setBounds( rowX[0], rowY + (this.rowHeights[rowIndex] - c0.getPreferredSize().height) / 2, this.columnWidths[0], c0.getPreferredSize().height ); c1 = parent.getComponent(componentIndex + 1); c1.setBounds( rowX[1], rowY + (this.rowHeights[rowIndex] - c1.getPreferredSize().height) / 2, this.columnWidths[1], c1.getPreferredSize().height ); c2 = parent.getComponent(componentIndex + 2); c2.setBounds( rowX[2], rowY + (this.rowHeights[rowIndex] - c2.getPreferredSize().height) / 2, this.columnWidths[2], c2.getPreferredSize().height ); c3 = parent.getComponent(componentIndex + 3); c3.setBounds( rowX[3], rowY + (this.rowHeights[rowIndex] - c3.getPreferredSize().height) / 2, this.columnWidths[3], c3.getPreferredSize().height ); c4 = parent.getComponent(componentIndex + 4); c4.setBounds( rowX[4], rowY + (this.rowHeights[rowIndex] - c4.getPreferredSize().height) / 2, w4to5, c4.getPreferredSize().height ); componentIndex = componentIndex + 5; break; case FormatLayout.LCLCB: c0 = parent.getComponent(componentIndex); c0.setBounds( rowX[0], rowY + (this.rowHeights[rowIndex] - c0.getPreferredSize().height) / 2, this.columnWidths[0], c0.getPreferredSize().height ); c1 = parent.getComponent(componentIndex + 1); c1.setBounds( rowX[1], rowY + (this.rowHeights[rowIndex] - c1.getPreferredSize().height) / 2, w1to2, c1.getPreferredSize().height ); c2 = parent.getComponent(componentIndex + 2); c2.setBounds( rowX[3], rowY + (this.rowHeights[rowIndex] - c2.getPreferredSize().height) / 2, this.columnWidths[3], c2.getPreferredSize().height ); c3 = parent.getComponent(componentIndex + 3); c3.setBounds( rowX[4], rowY + (this.rowHeights[rowIndex] - c3.getPreferredSize().height) / 2, this.columnWidths[4], c3.getPreferredSize().height ); c4 = parent.getComponent(componentIndex + 4); c4.setBounds( rowX[5], rowY + (this.rowHeights[rowIndex] - c4.getPreferredSize().height) / 2, this.columnWidths[5], c4.getPreferredSize().height ); componentIndex = componentIndex + 5; break; case FormatLayout.LCBLCB: c0 = parent.getComponent(componentIndex); c0.setBounds( rowX[0], rowY + (this.rowHeights[rowIndex] - c0.getPreferredSize().height) / 2, this.columnWidths[0], c0.getPreferredSize().height ); c1 = parent.getComponent(componentIndex + 1); c1.setBounds( rowX[1], rowY + (this.rowHeights[rowIndex] - c1.getPreferredSize().height) / 2, this.columnWidths[1], c1.getPreferredSize().height ); c2 = parent.getComponent(componentIndex + 2); c2.setBounds( rowX[2], rowY + (this.rowHeights[rowIndex] - c2.getPreferredSize().height) / 2, this.columnWidths[2], c2.getPreferredSize().height ); c3 = parent.getComponent(componentIndex + 3); c3.setBounds( rowX[3], rowY + (this.rowHeights[rowIndex] - c3.getPreferredSize().height) / 2, this.columnWidths[3], c3.getPreferredSize().height ); c4 = parent.getComponent(componentIndex + 4); c4.setBounds( rowX[4], rowY + (this.rowHeights[rowIndex] - c4.getPreferredSize().height) / 2, this.columnWidths[4], c4.getPreferredSize().height ); c5 = parent.getComponent(componentIndex + 5); c5.setBounds( rowX[5], rowY + (this.rowHeights[rowIndex] - c5.getPreferredSize().height) / 2, this.columnWidths[5], c5.getPreferredSize().height ); componentIndex = componentIndex + 6; break; } rowY = rowY + this.rowHeights[rowIndex] + this.rowGap; } } } /** * Processes a row in 'C' format. * * @param rowIndex the row index. * @param d0 dimension 0. */ protected void updateC(final int rowIndex, final Dimension d0) { this.rowHeights[rowIndex] = d0.height; this.totalHeight = this.totalHeight + this.rowHeights[rowIndex]; this.columns0to5Width = Math.max(this.columns0to5Width, d0.width); } /** * Processes a row in 'LC' format. * * @param rowIndex the row index. * @param d0 dimension 0. * @param d1 dimension 1. */ protected void updateLC(final int rowIndex, final Dimension d0, final Dimension d1) { this.rowHeights[rowIndex] = Math.max(d0.height, d1.height); this.totalHeight = this.totalHeight + this.rowHeights[rowIndex]; this.columnWidths[0] = Math.max(this.columnWidths[0], d0.width); this.columns1to5Width = Math.max(this.columns1to5Width, d1.width); } /** * Processes a row in 'LCB' format. * * @param rowIndex the row index. * @param d0 dimension 0. * @param d1 dimension 1. * @param d2 dimension 2. */ protected void updateLCB(final int rowIndex, final Dimension d0, final Dimension d1, final Dimension d2) { this.rowHeights[rowIndex] = Math.max(d0.height, Math.max(d1.height, d2.height)); this.totalHeight = this.totalHeight + this.rowHeights[rowIndex]; this.columnWidths[0] = Math.max(this.columnWidths[0], d0.width); this.columns1to4Width = Math.max(this.columns1to4Width, d1.width); this.columnWidths[5] = Math.max(this.columnWidths[5], d2.width); } /** * Processes a row in 'LCLC' format. * * @param rowIndex the row index. * @param d0 dimension 0. * @param d1 dimension 1. * @param d2 dimension 2. * @param d3 dimension 3. */ protected void updateLCLC(final int rowIndex, final Dimension d0, final Dimension d1, final Dimension d2, final Dimension d3) { this.rowHeights[rowIndex] = Math.max(Math.max(d0.height, d1.height), Math.max(d2.height, d3.height)); this.totalHeight = this.totalHeight + this.rowHeights[rowIndex]; this.columnWidths[0] = Math.max(this.columnWidths[0], d0.width); this.columns1and2Width = Math.max(this.columns1and2Width, d1.width); this.columnWidths[3] = Math.max(this.columnWidths[3], d2.width); this.columns4and5Width = Math.max(this.columns4and5Width, d3.width); } /** * Processes a row in 'LCBLC' format. * * @param rowIndex the row index. * @param d0 dimension 0. * @param d1 dimension 1. * @param d2 dimension 2. * @param d3 dimension 3. * @param d4 dimension 4. */ protected void updateLCBLC(final int rowIndex, final Dimension d0, final Dimension d1, final Dimension d2, final Dimension d3, final Dimension d4) { this.rowHeights[rowIndex] = (Math.max( d0.height, Math.max(Math.max(d1.height, d2.height), Math.max(d3.height, d4.height))) ); this.totalHeight = this.totalHeight + this.rowHeights[rowIndex]; this.columnWidths[0] = Math.max(this.columnWidths[0], d0.width); this.columnWidths[1] = Math.max(this.columnWidths[1], d1.width); this.columnWidths[2] = Math.max(this.columnWidths[2], d2.width); this.columnWidths[3] = Math.max(this.columnWidths[3], d3.width); this.columns4and5Width = Math.max(this.columns4and5Width, d4.width); } /** * Processes a row in 'LCLCB' format. * * @param rowIndex the row index. * @param d0 dimension 0. * @param d1 dimension 1. * @param d2 dimension 2. * @param d3 dimension 3. * @param d4 dimension 4. */ protected void updateLCLCB(final int rowIndex, final Dimension d0, final Dimension d1, final Dimension d2, final Dimension d3, final Dimension d4) { this.rowHeights[rowIndex] = (Math.max(d0.height, Math.max(Math.max(d1.height, d2.height), Math.max(d3.height, d4.height)))); this.totalHeight = this.totalHeight + this.rowHeights[rowIndex]; this.columnWidths[0] = Math.max(this.columnWidths[0], d0.width); this.columns1and2Width = Math.max(this.columns1and2Width, d1.width); this.columnWidths[3] = Math.max(this.columnWidths[3], d2.width); this.columnWidths[4] = Math.max(this.columnWidths[4], d3.width); this.columnWidths[5] = Math.max(this.columnWidths[5], d4.width); } /** * Processes a row in 'LCBLCB' format. * * @param rowIndex the row index. * @param d0 dimension 0. * @param d1 dimension 1. * @param d2 dimension 2. * @param d3 dimension 3. * @param d4 dimension 4. * @param d5 dimension 5. */ protected void updateLCBLCB(final int rowIndex, final Dimension d0, final Dimension d1, final Dimension d2, final Dimension d3, final Dimension d4, final Dimension d5) { this.rowHeights[rowIndex] = Math.max( Math.max(d0.height, d1.height), Math.max(Math.max(d2.height, d3.height), Math.max(d4.height, d5.height)) ); this.totalHeight = this.totalHeight + this.rowHeights[rowIndex]; this.columnWidths[0] = Math.max(this.columnWidths[0], d0.width); this.columnWidths[1] = Math.max(this.columnWidths[1], d1.width); this.columnWidths[2] = Math.max(this.columnWidths[2], d2.width); this.columnWidths[3] = Math.max(this.columnWidths[3], d3.width); this.columnWidths[4] = Math.max(this.columnWidths[4], d4.width); this.columnWidths[5] = Math.max(this.columnWidths[5], d5.width); } /** * Finishes of the processing. */ public void complete() { this.columnWidths[1] = Math.max( this.columnWidths[1], this.columns1and2Width - this.columnGaps[1] - this.columnWidths[2] ); this.columnWidths[4] = Math.max( this.columnWidths[4], Math.max( this.columns4and5Width - this.columnGaps[4] - this.columnWidths[5], Math.max( this.columns1to4Width - this.columnGaps[1] - this.columnGaps[2] - this.columnGaps[3] - this.columnWidths[1] - this.columnWidths[2] - this.columnWidths[3], this.columns1to5Width - this.columnGaps[1] - this.columnGaps[2] - this.columnGaps[3] - this.columnWidths[1] - this.columnWidths[2] - this.columnWidths[3] - this.columnGaps[4] ) ) ); int leftWidth = this.columnWidths[0] + this.columnGaps[0] + this.columnWidths[1] + this.columnGaps[1] + this.columnWidths[2]; int rightWidth = this.columnWidths[3] + this.columnGaps[3] + this.columnWidths[4] + this.columnGaps[4] + this.columnWidths[5]; if (splitLayout()) { if (leftWidth > rightWidth) { final int mismatch = leftWidth - rightWidth; this.columnWidths[4] = this.columnWidths[4] + mismatch; rightWidth = rightWidth + mismatch; } else { final int mismatch = rightWidth - leftWidth; this.columnWidths[1] = this.columnWidths[1] + mismatch; leftWidth = leftWidth + mismatch; } } this.totalWidth = leftWidth + this.columnGaps[2] + rightWidth; if (this.columns0to5Width > this.totalWidth) { final int spaceToAdd = (this.columns0to5Width - this.totalWidth); if (splitLayout()) { final int halfSpaceToAdd = spaceToAdd / 2; this.columnWidths[1] = this.columnWidths[1] + halfSpaceToAdd; this.columnWidths[4] = this.columnWidths[4] + spaceToAdd - halfSpaceToAdd; this.totalWidth = this.totalWidth + spaceToAdd; } else { this.columnWidths[1] = this.columnWidths[1] + spaceToAdd; this.totalWidth = this.totalWidth + spaceToAdd; } } } /** * Returns true if this layout involves a split into two sections. * * @return true if this layout involves a split into two * sections. */ private boolean splitLayout() { for (int i = 0; i < this.rowFormats.length; i++) { if (this.rowFormats[i] > FormatLayout.LCB) { return true; } } return false; } /** * Not used. * * @param comp the component. */ public void addLayoutComponent(final Component comp) { // not used } /** * Not used. * * @param comp the component. */ public void removeLayoutComponent(final Component comp) { // not used } /** * Not used. * * @param name the component name. * @param comp the component. */ public void addLayoutComponent(final String name, final Component comp) { // not used } /** * Not used. * * @param name the component name. * @param comp the component. */ public void removeLayoutComponent(final String name, final Component comp) { // not used } }





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