/*

 * Copyright (c) 2003, 2005, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

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

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

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

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package javax.swing.plaf.synth;

import java.awt.Graphics;

import java.util.LinkedList;

import sun.swing.plaf.synth.DefaultSynthStyle;

/**

 * ParsedSynthStyle are the SynthStyle's that SynthParser creates.

 *

 * @author Scott Violet

 */

class ParsedSynthStyle extends DefaultSynthStyle {

    private static SynthPainter DELEGATING_PAINTER_INSTANCE = new

                        DelegatingPainter();

    private PainterInfo[] _painters;

    private static PainterInfo[] mergePainterInfo(PainterInfo[] old,

                                                  PainterInfo[] newPI) {

        if (old == null) {

            return newPI;

        }

        if (newPI == null) {

            return old;

        }

        int oldLength = old.length;

        int newLength = newPI.length;

        int dups = 0;

        PainterInfo[] merged = new PainterInfo[oldLength + newLength];

        System.arraycopy(old, 0, merged, 0, oldLength);

        for (int newCounter = 0; newCounter < newLength; newCounter++) {

            boolean found = false;

            for (int oldCounter = 0; oldCounter < oldLength - dups;

                     oldCounter++) {

                if (newPI[newCounter].equalsPainter(old[oldCounter])) {

                    merged[oldCounter] = newPI[newCounter];

                    dups++;

                    found = true;

                    break;

                }

            }

            if (!found) {

                merged[oldLength + newCounter - dups] = newPI[newCounter];

            }

        }

        if (dups > 0) {

            PainterInfo[] tmp = merged;

            merged = new PainterInfo[merged.length - dups];

            System.arraycopy(tmp, 0, merged, 0, merged.length);

        }

        return merged;

    }

    public ParsedSynthStyle() {

    }

    public ParsedSynthStyle(DefaultSynthStyle style) {

        super(style);

        if (style instanceof ParsedSynthStyle) {

            ParsedSynthStyle pStyle = (ParsedSynthStyle)style;

            if (pStyle._painters != null) {

                _painters = pStyle._painters;

            }

        }

    }

    public SynthPainter getPainter(SynthContext ss) {

        return DELEGATING_PAINTER_INSTANCE;

    }

    public void setPainters(PainterInfo[] info) {

        _painters = info;

    }

    public DefaultSynthStyle addTo(DefaultSynthStyle style) {

        if (!(style instanceof ParsedSynthStyle)) {

            style = new ParsedSynthStyle(style);

        }

        ParsedSynthStyle pStyle = (ParsedSynthStyle)super.addTo(style);

        pStyle._painters = mergePainterInfo(pStyle._painters, _painters);

        return pStyle;

    }

    private SynthPainter getBestPainter(SynthContext context, String method,

                                        int direction) {

        // Check the state info first

        StateInfo info = (StateInfo)getStateInfo(context.getComponentState());

        SynthPainter painter;

        if (info != null) {

            if ((painter = getBestPainter(info.getPainters(), method,

                                          direction)) != null) {

                return painter;

            }

        }

        if ((painter = getBestPainter(_painters, method, direction)) != null) {

            return painter;

        }

        return SynthPainter.NULL_PAINTER;

    }

    private SynthPainter getBestPainter(PainterInfo[] info, String method,

                                        int direction) {

        if (info != null) {

            // Painter specified with no method

            SynthPainter nullPainter = null;

            // Painter specified for this method

            SynthPainter methodPainter = null;

            for (int counter = info.length - 1; counter >= 0; counter--) {

                PainterInfo pi = info[counter];

                if (pi.getMethod() == method) {

                    if (pi.getDirection() == direction) {

                        return pi.getPainter();

                    }

                    else if (methodPainter == null &&pi.getDirection() == -1) {

                        methodPainter = pi.getPainter();

                    }

                }

                else if (nullPainter == null && pi.getMethod() == null) {

                    nullPainter = pi.getPainter();

                }

            }

            if (methodPainter != null) {

                return methodPainter;

            }

            return nullPainter;

        }

        return null;

    }

    public String toString() {

        StringBuilder text = new StringBuilder(super.toString());

        if (_painters != null) {

            text.append(",painters=[");

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

                text.append(_painters[i].toString());

            }

            text.append("]");

        }

        return text.toString();

    }

    static class StateInfo extends DefaultSynthStyle.StateInfo {

        private PainterInfo[] _painterInfo;

        public StateInfo() {

        }

        public StateInfo(DefaultSynthStyle.StateInfo info) {

            super(info);

            if (info instanceof StateInfo) {

                _painterInfo = ((StateInfo)info)._painterInfo;

            }

        }

        public void setPainters(PainterInfo[] painterInfo) {

            _painterInfo = painterInfo;

        }

        public PainterInfo[] getPainters() {

            return _painterInfo;

        }

        public Object clone() {

            return new StateInfo(this);

        }

        public DefaultSynthStyle.StateInfo addTo(

                           DefaultSynthStyle.StateInfo info) {

            if (!(info instanceof StateInfo)) {

                info = new StateInfo(info);

            }

            else {

                info = super.addTo(info);

                StateInfo si = (StateInfo)info;

                si._painterInfo = mergePainterInfo(si._painterInfo,

                                                   _painterInfo);

            }

            return info;

        }

        public String toString() {

            StringBuilder text = new StringBuilder(super.toString());

            text.append(",painters=[");

            if (_painterInfo != null) {

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

                    text.append("    ").append(_painterInfo[i].toString());

                }

            }

            text.append("]");

            return text.toString();

        }

    }

    static class PainterInfo {

        private String _method;

        private SynthPainter _painter;

        private int _direction;

        PainterInfo(String method, SynthPainter painter, int direction) {

            if (method != null) {

                _method = method.intern();

            }

            _painter = painter;

            _direction = direction;

        }

        void addPainter(SynthPainter painter) {

            if (!(_painter instanceof AggregatePainter)) {

                _painter = new AggregatePainter(_painter);

            }

            ((AggregatePainter) _painter).addPainter(painter);

        }

        String getMethod() {

            return _method;

        }

        SynthPainter getPainter() {

            return _painter;

        }

        int getDirection() {

            return _direction;

        }

        boolean equalsPainter(PainterInfo info) {

            return (_method == info._method && _direction == info._direction);

        }

        public String toString() {

            return "PainterInfo {method=" + _method + ",direction=" +

                _direction + ",painter=" + _painter +"}";

        }

    }

    private static class AggregatePainter extends SynthPainter {

        private java.util.List<SynthPainter> painters;

        AggregatePainter(SynthPainter painter) {

            painters = new LinkedList<SynthPainter>();

            painters.add(painter);

        }

        void addPainter(SynthPainter painter) {

            if (painter != null) {

                painters.add(painter);

            }

        }

        public void paintArrowButtonBackground(SynthContext context, Graphics g,

                                               int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintArrowButtonBackground(context, g, x, y, w, h);

            }

        }

        public void paintArrowButtonBorder(SynthContext context, Graphics g,

                                           int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintArrowButtonBorder(context, g, x, y, w, h);

            }

        }

        public void paintArrowButtonForeground(SynthContext context, Graphics g,

                                               int x, int y, int w, int h,

                                               int direction) {

            for (SynthPainter painter: painters) {

                painter.paintArrowButtonForeground(context, g,

                                                   x, y, w, h, direction);

            }

        }

        public void paintButtonBackground(SynthContext context, Graphics g,

                                          int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintButtonBackground(context, g, x, y, w, h);

            }

        }

        public void paintButtonBorder(SynthContext context, Graphics g,

                                      int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintButtonBorder(context, g, x, y, w, h);

            }

        }

        public void paintCheckBoxMenuItemBackground(SynthContext context,

                                                    Graphics g, int x, int y,

                                                    int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintCheckBoxMenuItemBackground(context, g, x, y, w, h);

            }

        }

        public void paintCheckBoxMenuItemBorder(SynthContext context,

                                                Graphics g, int x, int y,

                                                int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintCheckBoxMenuItemBorder(context, g, x, y, w, h);

            }

        }

        public void paintCheckBoxBackground(SynthContext context, Graphics g,

                                            int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintCheckBoxBackground(context, g, x, y, w, h);

            }

        }

        public void paintCheckBoxBorder(SynthContext context, Graphics g,

                                        int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintCheckBoxBorder(context, g, x, y, w, h);

            }

        }

        public void paintColorChooserBackground(SynthContext context,

                                                Graphics g, int x, int y,

                                                int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintColorChooserBackground(context, g, x, y, w, h);

            }

        }

        public void paintColorChooserBorder(SynthContext context, Graphics g,

                                            int x, int y,

                                            int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintColorChooserBorder(context, g, x, y, w, h);

            }

        }

        public void paintComboBoxBackground(SynthContext context, Graphics g,

                                            int x, int y,

                                            int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintComboBoxBackground(context, g, x, y, w, h);

            }

        }

        public void paintComboBoxBorder(SynthContext context, Graphics g,

                                        int x, int y,

                                        int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintComboBoxBorder(context, g, x, y, w, h);

            }

        }

        public void paintDesktopIconBackground(SynthContext context, Graphics g,

                                               int x, int y,

                                               int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintDesktopIconBackground(context, g, x, y, w, h);

            }

        }

        public void paintDesktopIconBorder(SynthContext context, Graphics g,

                                           int x, int y,

                                           int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintDesktopIconBorder(context, g, x, y, w, h);

            }

        }

        public void paintDesktopPaneBackground(SynthContext context, Graphics g,

                                               int x, int y,

                                               int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintDesktopPaneBackground(context, g, x, y, w, h);

            }

        }

        public void paintDesktopPaneBorder(SynthContext context, Graphics g,

                                           int x, int y,

                                           int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintDesktopPaneBorder(context, g, x, y, w, h);

            }

        }

        public void paintEditorPaneBackground(SynthContext context, Graphics g,

                                              int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintEditorPaneBackground(context, g, x, y, w, h);

            }

        }

        public void paintEditorPaneBorder(SynthContext context, Graphics g,

                                          int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintEditorPaneBorder(context, g, x, y, w, h);

            }

        }

        public void paintFileChooserBackground(SynthContext context, Graphics g,

                                               int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintFileChooserBackground(context, g, x, y, w, h);

            }

        }

        public void paintFileChooserBorder(SynthContext context, Graphics g,

                                           int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintFileChooserBorder(context, g, x, y, w, h);

            }

        }

        public void paintFormattedTextFieldBackground(SynthContext context,

                                                      Graphics g, int x, int y,

                                                      int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintFormattedTextFieldBackground(context, g, x, y, w, h);

            }

        }

        public void paintFormattedTextFieldBorder(SynthContext context,

                                                  Graphics g, int x, int y,

                                                  int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintFormattedTextFieldBorder(context, g, x, y, w, h);

            }

        }

        public void paintInternalFrameTitlePaneBackground(SynthContext context,

                                                          Graphics g,

                                                          int x, int y,

                                                          int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintInternalFrameTitlePaneBackground(context, g,

                                                              x, y, w, h);

            }

        }

        public void paintInternalFrameTitlePaneBorder(SynthContext context,

                                                      Graphics g,

                                                      int x, int y,

                                                      int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintInternalFrameTitlePaneBorder(context, g,

                                                          x, y, w, h);

            }

        }

        public void paintInternalFrameBackground(SynthContext context,

                                                 Graphics g, int x, int y,

                                                 int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintInternalFrameBackground(context, g, x, y, w, h);

            }

        }

        public void paintInternalFrameBorder(SynthContext context, Graphics g,

                                             int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintInternalFrameBorder(context, g, x, y, w, h);

            }

        }

        public void paintLabelBackground(SynthContext context, Graphics g,

                                         int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintLabelBackground(context, g, x, y, w, h);

            }

        }

        public void paintLabelBorder(SynthContext context, Graphics g,

                                     int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintLabelBorder(context, g, x, y, w, h);

            }

        }

        public void paintListBackground(SynthContext context, Graphics g,

                                        int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintListBackground(context, g, x, y, w, h);

            }

        }

        public void paintListBorder(SynthContext context, Graphics g,

                                    int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintListBorder(context, g, x, y, w, h);

            }

        }

        public void paintMenuBarBackground(SynthContext context, Graphics g,

                                           int x, int y, int w, int h) {

            for (SynthPainter painter: painters) {

                painter.paintMenuBarBackground(context, g, x, y, w, h);

            }

        }

        public void paintMenuBarBorder(SynthContext context, Graphics g,

                                       int x, int y, int w, int h) {