package ij.gui;
import java.awt.*;
import java.awt.event.KeyEvent;
import java.awt.event.*;
import java.awt.image.BufferedImage;
import javax.imageio.ImageIO;
import java.io.File;
import java.util.Timer;
import java.util.Hashtable;
import java.util.TimerTask;
import java.util.Arrays;
import java.util.Locale;
import ij.*;
import ij.plugin.frame.*;
import ij.plugin.MacroInstaller;
import ij.plugin.RectToolOptions;
import ij.plugin.tool.PlugInTool;
import ij.plugin.tool.MacroToolRunner;
import ij.macro.Program;

/** The ImageJ toolbar. */
public class Toolbar extends Canvas implements MouseListener, MouseMotionListener, ItemListener, ActionListener {

    public static final int RECTANGLE = 0;
    public static final int OVAL = 1;
    public static final int POLYGON = 2;
    public static final int FREEROI = 3;
    public static final int LINE = 4;
    public static final int POLYLINE = 5;
    public static final int FREELINE = 6;
    public static final int POINT = 7, CROSSHAIR = 7;
    public static final int WAND = 8;
    public static final int TEXT = 9;
    public static final int UNUSED = 10;
    public static final int MAGNIFIER = 11;
    public static final int HAND = 12;
    public static final int DROPPER = 13;
    public static final int ANGLE = 14;
    public static final int CUSTOM1 = 15;
    public static final int CUSTOM2 = 16;
    public static final int CUSTOM3 = 17;
    public static final int CUSTOM4 = 18;
    public static final int CUSTOM5 = 19;
    public static final int CUSTOM6 = 20;
    public static final int CUSTOM7 = 21;
    
    public static final int DOUBLE_CLICK_THRESHOLD = 650; //ms

    public static final int RECT_ROI=0, ROUNDED_RECT_ROI=1, ROTATED_RECT_ROI=2;
    public static final int OVAL_ROI=0, ELLIPSE_ROI=1, BRUSH_ROI=2;
    
    public static final String[] builtInTools = {"Arrow","Brush","Command Finder", "Developer Menu","Flood Filler",
        "Label Maker","LUT Menu","Overlay Brush","Pencil","Pixel Inspector","Selection Rotator",
        "Spray Can","Stacks Menu","ROI Menu"};
    private static final String[] builtInTools2 = {"Pixel Inspection Tool","Paintbrush Tool","Flood Fill Tool"};

    private static final int NUM_TOOLS = 23;
    private static final int MAX_EXTRA_TOOLS = 8;
    private static final int MAX_TOOLS = NUM_TOOLS+MAX_EXTRA_TOOLS;
    private static final int NUM_BUTTONS = 21;
    private static final int BUTTON_WIDTH = 30;
    private static final int BUTTON_HEIGHT = 31;
    private static final int SIZE = 28;  // no longer used
    private static final int GAP_SIZE = 9;
    private static final int OFFSET = 7;
    private static final String BRUSH_SIZE = "toolbar.brush.size";
    public static final String CORNER_DIAMETER = "toolbar.arc.size";
    public static String TOOL_KEY = "toolbar.tool";
        
    private Dimension ps;
    private boolean[] down;
    private static int current;
    private int previousTool;
    private int x,y;
    private int xOffset, yOffset;
    private long mouseDownTime;
    private Graphics g;
    private static Toolbar instance;
    private int mpPrevious = RECTANGLE;
    private String[] names = new String[MAX_TOOLS];
    private String[] icons = new String[MAX_TOOLS];
    private PlugInTool[] tools = new PlugInTool[MAX_TOOLS];
    private PopupMenu[] menus = new PopupMenu[MAX_TOOLS];
    private int nExtraTools;
    private MacroInstaller macroInstaller;
    private boolean addingSingleTool;
    private boolean installingStartupTool;
    private boolean doNotSavePrefs;
    private int pc;
    private String icon;
    private int startupTime;
    private PopupMenu rectPopup, ovalPopup, pointPopup, linePopup, zoomPopup, pickerPopup, switchPopup;
    private CheckboxMenuItem rectItem, roundRectItem, rotatedRectItem;
    private CheckboxMenuItem ovalItem, ellipseItem, brushItem;
    private CheckboxMenuItem pointItem, multiPointItem;
    private CheckboxMenuItem straightLineItem, polyLineItem, freeLineItem, arrowItem;
    private String currentSet = "Startup Macros";
    private Timer pressTimer;
    private static int longClickDelay = 600; //ms
    private boolean disableRecording;
    
    private static Color foregroundColor = Prefs.getColor(Prefs.FCOLOR,Color.white);
    private static Color backgroundColor = Prefs.getColor(Prefs.BCOLOR,Color.black);
    private static double foregroundValue = Double.NaN;
    private static double backgroundValue = Double.NaN;
    private static int ovalType = OVAL_ROI;
    private static int rectType = RECT_ROI;
    private static boolean multiPointMode = Prefs.multiPointMode;
    private static boolean arrowMode;
    private static int brushSize = (int)Prefs.get(BRUSH_SIZE, 15);
    private static int arcSize = (int)Prefs.get(CORNER_DIAMETER, 20);
    private int lineType = LINE;
    private static boolean legacyMode;
    private static double dscale = 1.0;
    private static int scale = 1;
    private static int buttonWidth;
    private static int buttonHeight;
    private static int gapSize;
    private static int offset;
    
    private Color gray = new Color(228,228,228);
    private Color brighter = gray.brighter();
    private Color darker = new Color(180, 180, 180);
    private Color evenDarker = new Color(110, 110, 110);
    private Color triangleColor = new Color(150, 0, 0);
    private Color toolColor = new Color(0, 25, 45);
    
    /** Obsolete public constants */
    public static final int SPARE1=UNUSED, SPARE2=CUSTOM1, SPARE3=CUSTOM2, SPARE4=CUSTOM3, 
        SPARE5=CUSTOM4, SPARE6=CUSTOM5, SPARE7=CUSTOM6, SPARE8=CUSTOM7, SPARE9=22;


    public Toolbar() {
        init();
        down = new boolean[MAX_TOOLS];
        resetButtons();
        down[0] = true;
        setForeground(Color.black);
        setBackground(ImageJ.backgroundColor);
        addMouseListener(this);
        addMouseMotionListener(this);
        instance = this;
        names[getNumTools()-1] = "\"More Tools\" menu (switch toolsets or add tools)";
        icons[getNumTools()-1] = "C900T0d18>T6d18>"; // ">>"
        addPopupMenus();
    }
    
    public void init() {
        dscale = Prefs.getGuiScale();
        scale = (int)Math.round(dscale);
        if ((dscale>=1.5&&dscale<2.0) || (dscale>=2.5&&dscale<3.0))
            dscale = scale;
        if (dscale>1.0) {
            buttonWidth = (int)((BUTTON_WIDTH-2)*dscale);
            buttonHeight = (int)((BUTTON_HEIGHT-2)*dscale);
            offset = (int)Math.round((OFFSET-1)*dscale);
        } else {
            buttonWidth = BUTTON_WIDTH;
            buttonHeight = BUTTON_HEIGHT;
            offset = OFFSET;
        }
        gapSize = GAP_SIZE;
        ps = new Dimension(buttonWidth*NUM_BUTTONS-(buttonWidth-gapSize), buttonHeight);
    }

    void addPopupMenus() {
        rectPopup = new PopupMenu();
        if (Menus.getFontSize()!=0)
            rectPopup.setFont(Menus.getFont());
        rectItem = new CheckboxMenuItem("Rectangle", rectType==RECT_ROI);
        rectItem.addItemListener(this);
        rectPopup.add(rectItem);
        roundRectItem = new CheckboxMenuItem("Rounded Rectangle", rectType==ROUNDED_RECT_ROI);
        roundRectItem.addItemListener(this);
        rectPopup.add(roundRectItem);
        rotatedRectItem = new CheckboxMenuItem("Rotated Rectangle", rectType==ROTATED_RECT_ROI);
        rotatedRectItem.addItemListener(this);
        rectPopup.add(rotatedRectItem);
        add(rectPopup);

        ovalPopup = new PopupMenu();
        if (Menus.getFontSize()!=0)
            ovalPopup.setFont(Menus.getFont());
        ovalItem = new CheckboxMenuItem("Oval selections", ovalType==OVAL_ROI);
        ovalItem.addItemListener(this);
        ovalPopup.add(ovalItem);
        ellipseItem = new CheckboxMenuItem("Elliptical selections", ovalType==ELLIPSE_ROI);
        ellipseItem.addItemListener(this);
        ovalPopup.add(ellipseItem);
        brushItem = new CheckboxMenuItem("Selection Brush Tool", ovalType==BRUSH_ROI);
        brushItem.addItemListener(this);
        ovalPopup.add(brushItem);
        add(ovalPopup);

        pointPopup = new PopupMenu();
        if (Menus.getFontSize()!=0)
            pointPopup.setFont(Menus.getFont());
        pointItem = new CheckboxMenuItem("Point Tool", !multiPointMode);
        pointItem.addItemListener(this);
        pointPopup.add(pointItem);
        multiPointItem = new CheckboxMenuItem("Multi-point Tool", multiPointMode);
        multiPointItem.addItemListener(this);
        pointPopup.add(multiPointItem);
        add(pointPopup);

        linePopup = new PopupMenu();
        if (Menus.getFontSize()!=0)
            linePopup.setFont(Menus.getFont());
        straightLineItem = new CheckboxMenuItem("Straight Line", lineType==LINE&&!arrowMode);
        straightLineItem.addItemListener(this);
        linePopup.add(straightLineItem);
        polyLineItem = new CheckboxMenuItem("Segmented Line", lineType==POLYLINE);
        polyLineItem.addItemListener(this);
        linePopup.add(polyLineItem);
        freeLineItem = new CheckboxMenuItem("Freehand Line", lineType==FREELINE);
        freeLineItem.addItemListener(this);
        linePopup.add(freeLineItem);
        arrowItem = new CheckboxMenuItem("Arrow tool", lineType==LINE&&!arrowMode);
        arrowItem.addItemListener(this);
        linePopup.add(arrowItem);
        add(linePopup);

        zoomPopup = new PopupMenu();
        if (Menus.getFontSize()!=0)
            zoomPopup.setFont(Menus.getFont());
        addMenuItem(zoomPopup, "Reset Zoom");
        addMenuItem(zoomPopup, "Zoom In");
        addMenuItem(zoomPopup, "Zoom Out");
        addMenuItem(zoomPopup, "View 100%");
        addMenuItem(zoomPopup, "Zoom To Selection");
        addMenuItem(zoomPopup, "Scale to Fit");
        addMenuItem(zoomPopup, "Set...");
        addMenuItem(zoomPopup, "Maximize");
        add(zoomPopup);

        pickerPopup = new PopupMenu();
        if (Menus.getFontSize()!=0)
            pickerPopup.setFont(Menus.getFont());
        addMenuItem(pickerPopup, "White/Black");
        addMenuItem(pickerPopup, "Black/White");
        addMenuItem(pickerPopup, "Red");
        addMenuItem(pickerPopup, "Green");
        addMenuItem(pickerPopup, "Blue");
        addMenuItem(pickerPopup, "Yellow");
        addMenuItem(pickerPopup, "Cyan");
        addMenuItem(pickerPopup, "Magenta");
        pickerPopup.addSeparator();
        addMenuItem(pickerPopup, "Foreground...");
        addMenuItem(pickerPopup, "Background...");
        addMenuItem(pickerPopup, "Colors...");
        addMenuItem(pickerPopup, "Color Picker...");
        add(pickerPopup);
        
        switchPopup = new PopupMenu();
        if (Menus.getFontSize()!=0)
            switchPopup.setFont(Menus.getFont());
        add(switchPopup);
    }
    
    private void addMenuItem(PopupMenu menu, String command) {
        MenuItem item = new MenuItem(command);
        item.addActionListener(this);
        menu.add(item);
    }
    
    /** Returns the ID of the current tool (Toolbar.RECTANGLE, Toolbar.OVAL, etc.). */
    public static int getToolId() {
        int id = current;
        if (legacyMode) {
            if (id==CUSTOM1)
                id=UNUSED;
            else if (id>=CUSTOM2)
                id--;
        }
        return id;
    }

    /** Returns the ID of the tool whose name (the description displayed in the status bar)
        starts with the specified string, or -1 if the tool is not found. */
    public int getToolId(String name) {
        int tool =  -1;
        for (int i=0; i<getNumTools(); i++) {
            if (names[i]!=null && names[i].startsWith(name)) {
                tool = i;
                break;
            }           
        }
        return tool;
    }

    /** Returns a reference to the ImageJ toolbar. */
    public static Toolbar getInstance() {
        return instance;
    }

    private void drawButtons(Graphics g) {
        if (g==null)
            return;
        Graphics2D g2d = (Graphics2D)g;
        g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
        setStrokeWidth(g2d);
        for (int i=0; i<LINE; i++)
            drawButton(g, i);
        drawButton(g, lineType);
        for (int i=POINT; i<getNumTools(); i++)
            drawButton(g, i);
    }

    private void setStrokeWidth(Graphics2D g2d) {
        if (scale==1) {
            if (dscale>1.0)
                g2d.setStroke(new BasicStroke(IJ.isMacOSX()?1.4f:1.25f));
        } else
            g2d.setStroke(new BasicStroke(scale));
    }

    private void fill3DRect(Graphics g, int x, int y, int width, int height, boolean raised) {
        if (null==g) return;
        if (raised)
            g.setColor(gray);
        else
            g.setColor(darker);
        g.fillRect(x+1, y+1, width-2, height-2);
        g.setColor(raised ? brighter : evenDarker);
        g.drawLine(x, y, x, y + height - 1);
        g.drawLine(x + 1, y, x + width - 2, y);
        g.setColor(raised ? evenDarker : brighter);
        g.drawLine(x + 1, y + height - 1, x + width - 1, y + height - 1);
        g.drawLine(x + width - 1, y, x + width - 1, y + height - 2);
    }    

    private void drawButton(Graphics g, int tool) {
        if (g==null) return;
        if (legacyMode) {
            if (tool==UNUSED)
                tool = CUSTOM1;
            else if (tool>=CUSTOM1)
                tool++;
            if ((tool==POLYLINE && lineType!=POLYLINE) || (tool==FREELINE && lineType!=FREELINE))
                return;
        }
        int index = toolIndex(tool);
        int x = index*buttonWidth + 1*scale;
        if (tool>=CUSTOM1)
            x -= buttonWidth-gapSize;
        if (tool!=UNUSED)
            fill3DRect(g, x, 1, buttonWidth, buttonHeight-1, !down[tool]);
        g.setColor(toolColor);
        x = index*buttonWidth + offset;
        if (tool>=CUSTOM1)
            x -= buttonWidth-gapSize;
        int y = offset;
        if (dscale==1.3) {x++; y++;}
        if (dscale==1.4) {x+=2; y+=2;}
        if (down[tool]) { x++; y++;}
        this.g = g;
        if (tool>=CUSTOM1 && tool<=getNumTools() && icons[tool]!=null) {
            drawIcon(g, tool, x+1*scale, y+1*scale);
            return;
        }
        switch (tool) {
            case RECTANGLE:
                xOffset = x; yOffset = y;
                if (rectType==ROUNDED_RECT_ROI)
                    g.drawRoundRect(x-1*scale, y+1*scale, 17*scale, 13*scale, 8*scale, 8*scale);
                else if (rectType==ROTATED_RECT_ROI)
                    polyline(0,10,7,0,15,6,8,16,0,10); 
                else
                    g.drawRect(x-1*scale, y+1*scale, 17*scale, 13*scale);
                drawTriangle(16,16);
                return;
            case OVAL:
                xOffset = x; yOffset = y;
                if (ovalType==BRUSH_ROI) {
                    yOffset = y - 1;
                    polyline(6,4,8,2,12,1,15,2,16,4,15,7,12,8,9,11,9,14,6,16,2,16,0,13,1,10,4,9,6,7,6,4);
                } else if (ovalType==ELLIPSE_ROI) {
                    xOffset = x - 1;
                    yOffset = y + 1;
                    polyline(11,0,13,0,14,1,15,1,16,2,17,3,17,7,12,12,11,12,10,13,8,13,7,14,4,14,3,13,2,13,1,12,1,11,0,10,0,9,1,8,1,7,6,2,7,2,8,1,10,1,11,0);
                } else
                    g.drawOval(x, y+1*scale, 17*scale, 13*scale);
                drawTriangle(16,16);
                return;
            case POLYGON:
                xOffset = x+1; yOffset = y+2;
                polyline(4,0,15,0,15,1,11,5,11,6,14,11,14,12,0,12,0,4,4,0);
                return;
            case FREEROI:
                xOffset = x; yOffset = y+3;
                polyline(2,0,5,0,7,3,10,3,12,0,15,0,17,2,17,5,16,8,13,10,11,11,6,11,4,10,1,8,0,6,0,2,2,0); 
                return;
            case LINE:
                if (arrowMode) {
                    xOffset = x; yOffset = y;
                    m(1,14); d(14,1); m(6,5); d(14,1); m(10,9); d(14,1); m(6,5); d(10,9);
                } else {
                    xOffset = x-1; yOffset = y-1;
                    m(1,17); d(18,0);
                    drawDot(0,16); drawDot(17,0);
                }
                drawTriangle(16,16);
                return;
            case POLYLINE:
                xOffset = x; yOffset = y;
                polyline(15,6,11,2,1,2,1,3,7,9,2,14);
                drawTriangle(14,16);
                return;
            case FREELINE:
                xOffset = x; yOffset = y;
                polyline(16,4,14,6,12,6,9,3,8,3,6,7,2,11,1,11);
                drawTriangle(14,16);
                return;
            case POINT:
                xOffset = x; yOffset = y;
                if (multiPointMode) {
                    drawPoint(1,3); drawPoint(9,0); drawPoint(15,5);
                    drawPoint(10,11); drawPoint(2,13);
                } else {
                    m(1,8); d(6,8); d(6,6); d(10,6); d(10,10); d(6,10); d(6,9);
                    m(8,1); d(8,5); m(11,8); d(15,8); m(8,11); d(8,15);
                    m(8,8); d(8,8);
                    g.setColor(Roi.getColor());
                    m(7,7); d(9,7);
                    m(7,8); d(9,8);
                    m(7,9); d(9,9);
                }
                drawTriangle(16,16);
                return;
            case WAND:
                xOffset = x+2; yOffset = y+1;
                dot(4,0);  m(2,0); d(3,1); d(4,2);  m(0,0); d(1,1);
                m(0,2); d(1,3); d(2,4);  dot(0,4); m(3,3); d(15,15);
                g.setColor(Roi.getColor());
                m(1,2); d(3,2); m(2,1); d(2,3);
                return;
            case TEXT:
                xOffset = x; yOffset = y;
                m(1,16); d(9,0); d(16,16);
                m(0,16); d(2,16);
                m(15,16); d(17,16);
                m(4,10); d(13,10);
                return; 
            case MAGNIFIER:
                xOffset = x; yOffset = y;
                g.drawOval(x+3, y, 13*scale, 13*scale);
                m(5,12); d(-1,18);
                drawTriangle(15,17);
                return;
            case HAND:
                xOffset = x; yOffset = y;
                polyline(5,17,5,16,0,11,0,8,1,8,5,11,5,2,8,2,8,8,8,0,11,0,11,8,11,1,14,1,14,9,14,3,17,3,17,12,16,13,16,17);
                return;
            case DROPPER:
                // draw foreground/background rectangles    
                g.setColor(backgroundColor);
                g.fillRect(x+2*scale, y+3*scale, 15*scale, 16*scale);
                g.drawRect(x, y+2*scale, 13*scale, 13*scale);
                g.setColor(foregroundColor);
                g.fillRect(x, y+2*scale, 13*scale, 13*scale);
                // draw dropper icon        
                xOffset = x+3; yOffset = y-4;
                g.setColor(toolColor);
                m(12,2); d(14,2);
                m(11,3); d(15,3);
                m(11,4); d(15,4);
                m(8,5); d(15,5);
                m(9,6); d(14,6);
                polyline(10,7,12,7,12,9);
                polyline(9,6,2,13,2,15,4,15,11,8);
                g.setColor(gray);
                polygon(9,6,2,13,2,15,4,15,11,8);
                drawTriangle(12,21);
                return;
            case ANGLE:
                xOffset = x; yOffset = y+3;
                m(0,11); d(13,-1); m(0,11); d(16,11); 
                m(10,11); d(10,8); m(9,7); d(9,6); dot(8,5);
                drawDot(13,-2); drawDot(16,10);
                return;
        }
    }
    
    void drawTriangle(int x, int y) {
        g.setColor(triangleColor);
        xOffset+=x*scale; yOffset+=y*scale;
        m(0,0); d(4,0); m(1,1); d(3,1); m(2,2); d(2,2);
    }
    
    void drawDot(int x, int y) {
        g.fillRect(xOffset+x*scale, yOffset+y*scale, 2*scale, 2*scale);
    }

    void drawPoint(int x, int y) {
        g.setColor(toolColor);
        m(x-3,y); d(x+3,y);
        m(x,y-3); d(x,y+3);
        g.setColor(Roi.getColor());
        dot(x,y); dot(x-1,y-1);
    }
    
    void drawIcon(Graphics g, int tool, int x, int y) {
        if (null==g) return;
        icon = icons[tool];
        if (icon==null) return;
        this.icon = icon;
        int x1, y1, x2, y2;
        pc = 0;
        if (icon.trim().startsWith("icon:")) {
            String path = IJ.getDir("macros")+"toolsets/icons/"+icon.substring(icon.indexOf(":")+1);
            try {
                BufferedImage bi = ImageIO.read(new File(path));
                if (scale==1)
                    g.drawImage(bi,x-5,y-5,null);
                else {
                    int size = Math.max(bi.getWidth(),bi.getHeight());
                    g.drawImage(bi,x-5*scale,y-5*scale, size*scale,size*scale,null);
                }
            } catch (Exception e) {
                IJ.error("Toolbar", "Error reading tool icon:\n"+path);
            }
        } else {
            while (true) {
                char command = icon.charAt(pc++);
                if (pc>=icon.length()) break;
                switch (command) {
                    case 'B': x+=v(); y+=v(); break;  // adjust base
                    case 'N': x-=v(); y-=v(); break;  // adjust base negatively
                    case 'R': g.drawRect(x+v(), y+v(), v(), v()); break;  // rectangle
                    case 'F': g.fillRect(x+v(), y+v(), v(), v()); break;  // filled rectangle
                    case 'O': g.drawOval(x+v(), y+v(), v(), v()); break;  // oval
                    case 'V': case 'o': g.fillOval(x+v(), y+v(), v(), v()); break;  // filled oval
                    case 'C': // set color
                        int saveScale = scale;
                        scale = 1;
                        int v1=v(), v2=v(), v3=v();
                        int red=v1*16, green=v2*16, blue=v3*16;
                        if (red>255) red=255; if (green>255) green=255; if (blue>255) blue=255;
                        Color color = v1==1&&v2==2&&v3==3?foregroundColor:new Color(red,green,blue);
                        g.setColor(color);
                        scale = saveScale;
                        break; 
                    case 'L': g.drawLine(x+v(), y+v(), x+v(), y+v()); break; // line
                    case 'D':  g.fillRect(x+v(), y+v(), scale, scale); break; // dot
                    case 'P': // polyline
                        Polygon p = new Polygon();
                        p.addPoint(x+v(), y+v());
                        while (true) {
                            x2=v(); if (x2==0) break;
                            y2=v(); if (y2==0) break;
                            p.addPoint(x+x2, y+y2);
                        }
                        g.drawPolyline(p.xpoints, p.ypoints, p.npoints);
                        break;
                    case 'G': case 'H':// polygon or filled polygon
                        p = new Polygon();
                        p.addPoint(x+v(), y+v());
                        while (true) {
                            x2=v(); y2=v();
                            if (x2==0 && y2==0 && p.npoints>2)
                                break;
                            p.addPoint(x+x2, y+y2);
                        }
                        if (command=='G')
                            g.drawPolygon(p.xpoints, p.ypoints, p.npoints);
                        else
                            g.fillPolygon(p.xpoints, p.ypoints, p.npoints);
                        break;
                    case 'T': // text (one character)
                        x2 = x+v()-2;
                        y2 = y+v();
                        int size = v()*10+v()+1;
                        char[] c = new char[1];
                        c[0] = pc<icon.length()?icon.charAt(pc++):'e';
                        g.setFont(new Font("SansSerif", Font.PLAIN, size));
                        g.drawString(new String(c), x2, y2);
                        break;
                    default: break;
                }
                if (pc>=icon.length()) break;
            }
        }
        if (menus[tool]!=null && menus[tool].getItemCount()>0) { 
            xOffset = x; yOffset = y;
            drawTriangle(15, 16);
        }
    }
    
    int v() {
        if (pc>=icon.length()) return 0;
        char c = icon.charAt(pc++);
        switch (c) {
            case '0': return 0*scale;
            case '1': return 1*scale;
            case '2': return 2*scale;
            case '3': return 3*scale;
            case '4': return 4*scale;
            case '5': return 5*scale;
            case '6': return 6*scale;
            case '7': return 7*scale;
            case '8': return 8*scale;
            case '9': return 9*scale;
            case 'a': return 10*scale;
            case 'b': return 11*scale;
            case 'c': return 12*scale;
            case 'd': return 13*scale;
            case 'e': return 14*scale;
            case 'f': return 15*scale;
            case 'g': return 16*scale;
            case 'h': return 17*scale;
            case 'i': return 18*scale;
            case 'j': return 19*scale;
            case 'k': return 20*scale;
            case 'l': return 21*scale;
            case 'm': return 22*scale;
            case 'n': return 23*scale;
            default: return 0;
        }
    }
    
    private void showMessage(int tool) {
        if (IJ.statusBarProtected())
            return;
        if (tool>=UNUSED && tool<getNumTools() && names[tool]!=null) {
            String name = names[tool];
            int index = name.indexOf("Action Tool");
            if (index!=-1)
                name = name.replace("Action Tool", "Tool");
            else {
                index = name.indexOf("Menu Tool");
                if (index!=-1)
                    name = name.substring(0, index+4);
            }
            IJ.showStatus(name);
            return;
        }
        String hint = " (alt or long click to switch)";
        String hint2 = " (alt or long click to switch; double click to configure)";
        switch (tool) {
            case RECTANGLE:
                if (rectType==ROUNDED_RECT_ROI)
                    IJ.showStatus("Rectangle, *rounded rect* or rotated rect"+hint);
                else if (rectType==ROTATED_RECT_ROI)
                    IJ.showStatus("Rectangle, rounded rect or *rotated rect*"+hint);
                else
                    IJ.showStatus("*Rectangle*, rounded rect or rotated rect"+hint);
                return;
            case OVAL:
                if (ovalType==BRUSH_ROI)
                    IJ.showStatus("Oval, elliptical or *brush* selections"+hint);
                else if (ovalType==ELLIPSE_ROI)
                    IJ.showStatus("Oval, *elliptical* or brush selections"+hint);
                else
                    IJ.showStatus("*Oval*, elliptical or brush selections"+hint);
                return;
            case POLYGON:
                IJ.showStatus("Polygon selections");
                return;
            case FREEROI:
                IJ.showStatus("Freehand selections");
                return;
            case LINE:
                if (arrowMode)
                    IJ.showStatus("Straight, segmented or freehand lines, or *arrows*"+hint);
                else
                    IJ.showStatus("*Straight*, segmented or freehand lines, or arrows"+hint);
                return;
            case POLYLINE:
                IJ.showStatus("Straight, *segmented* or freehand lines, or arrows"+hint);
                return;
            case FREELINE:
                IJ.showStatus("Straight, segmented or *freehand* lines, or arrows"+hint);
                return;
            case POINT:
                if (multiPointMode)
                    IJ.showStatus("*Multi-point* or point"+hint2);
                else
                    IJ.showStatus("*Point* or multi-point"+hint2);
                return;
            case WAND:
                IJ.showStatus("Wand (tracing) tool");
                return;
            case TEXT:
                IJ.showStatus("Text tool (double-click to configure)");
                return;
            case MAGNIFIER:
                IJ.showStatus("Magnifying glass (or \"+\" and \"-\" keys; alt or long click for menu)");
                return;
            case HAND:
                IJ.showStatus("Scrolling tool (or press space bar and drag)");
                return;
            case DROPPER:
                String fg = foregroundColor.getRed() + "," + foregroundColor.getGreen() + "," + foregroundColor.getBlue();
                String bg = backgroundColor.getRed() + "," + backgroundColor.getGreen() + "," + backgroundColor.getBlue();
                IJ.showStatus("Color picker " +  fg + "/"+ bg + " (alt or long click for menu)");
                return;
            case ANGLE:
                IJ.showStatus("Angle tool");
                return;
            default:
                IJ.showStatus("ImageJ "+IJ.getVersion()+" / Java "+System.getProperty("java.version")+(IJ.is64Bit()?" (64-bit)":" (32-bit)"));
                return;
        }
    }

    private void m(int x, int y) {
        this.x = xOffset+x*scale;
        this.y = yOffset+y*scale;
    }

    private void d(int x, int y) {
        x *= scale;
        y *= scale;
        x += xOffset;
        y += yOffset;
        g.drawLine(this.x, this.y, x, y);
        this.x = x;
        this.y = y;
    }
    
    private void dot(int x, int y) {
        g.fillRect(xOffset+x*scale, yOffset+y*scale, 1*scale, 1*scale);
    }
    
    private void polyline(int... values) {
        Polygon p = new Polygon();
        int n = values.length/2;
        for (int i=0; i<n; i++)
            p.addPoint(values[i*2]*scale+xOffset, values[i*2+1]*scale+yOffset);
        g.drawPolyline(p.xpoints, p.ypoints, p.npoints);
    }

    private void polygon(int... values) {
        Polygon p = new Polygon();
        int n = values.length/2;
        for (int i=0; i<n; i++)
            p.addPoint(values[i*2]*scale+xOffset, values[i*2+1]*scale+yOffset);
        g.fillPolygon(p.xpoints, p.ypoints, p.npoints);
    }

    private void resetButtons() {
        for (int i=0; i<getNumTools(); i++)
            down[i] = false;
    }

    public void paint(Graphics g) {
        drawButtons(g);
    }

    public boolean setTool(String name) {
        if (name==null) return false;
        if (name.indexOf(" Tool")!=-1) { // macro tool?
            for (int i=UNUSED; i<getNumTools(); i++) {
                if (name.equals(names[i])) {
                    setTool(i);
                    return true;
                }
            }
        }
        name = name.toLowerCase(Locale.US);
        boolean ok = true;
        if (name.indexOf("round")!=-1) {
            rectType = ROUNDED_RECT_ROI;
            setTool(RECTANGLE);
        } else if (name.indexOf("rot")!=-1) {
            rectType = ROTATED_RECT_ROI;
            setTool(RECTANGLE);
        } else if (name.indexOf("rect")!=-1) {
            rectType = RECT_ROI;
            setTool(RECTANGLE);
        } else if (name.indexOf("oval")!=-1) {
            ovalType = OVAL_ROI;
            setTool(OVAL);
        } else if (name.indexOf("ellip")!=-1) {
            ovalType = ELLIPSE_ROI;
            setTool(OVAL);
        } else if (name.indexOf("brush")!=-1) {
            ovalType = BRUSH_ROI;
            setTool(OVAL);
        } else if (name.indexOf("polygon")!=-1)
            setTool(POLYGON);
        else if (name.indexOf("polyline")!=-1)
            setTool(POLYLINE);
        else if (name.indexOf("freeline")!=-1)
            setTool(FREELINE);
        else if (name.indexOf("line")!=-1) {
            arrowMode = false;
            setTool(LINE);
        } else if (name.indexOf("arrow")!=-1) {
            arrowMode = true;
            setTool(LINE);
        } else if (name.indexOf("free")!=-1)
            setTool(FREEROI);
        else if (name.indexOf("multi")!=-1) {
            multiPointMode = true;
            Prefs.multiPointMode = true;
            setTool(POINT);
        } else if (name.indexOf("point")!=-1) {
            multiPointMode = false;
            Prefs.multiPointMode = false;
            setTool(POINT);
        } else if (name.indexOf("wand")!=-1)
            setTool(WAND);
        else if (name.indexOf("text")!=-1)
            setTool(TEXT);
        else if (name.indexOf("hand")!=-1)
            setTool(HAND);
        else if (name.indexOf("zoom")!=-1)
            setTool(MAGNIFIER);
        else if (name.indexOf("dropper")!=-1||name.indexOf("color")!=-1)
            setTool(DROPPER);
        else if (name.indexOf("angle")!=-1)
            setTool(ANGLE);
        else
            ok = false;
        return ok;
    }
    
    /** Returns the name of the current tool. */
    public static String getToolName() {
        String name = instance.getName(current);
        if (current>=UNUSED && current<instance.getNumTools() && instance.names[current]!=null)
            name = instance.names[current];
        return name!=null?name:"";
    }

    /** Returns the name of the specified tool. */
    String getName(int id) {
        switch (id) {
            case RECTANGLE:
                switch (rectType) {
                    case RECT_ROI: return "rectangle";
                    case ROUNDED_RECT_ROI: return "roundrect";
                    case ROTATED_RECT_ROI: return "rotrect";
                }
            case OVAL:
                switch (ovalType) {
                    case OVAL_ROI: return "oval";
                    case ELLIPSE_ROI: return "ellipse";
                    case BRUSH_ROI: return "brush";
                }
            case POLYGON: return "polygon";
            case FREEROI: return "freehand";
            case LINE: return arrowMode?"arrow":"line";
            case POLYLINE: return "polyline";
            case FREELINE: return "freeline";
            case ANGLE: return "angle";
            case POINT: return Prefs.multiPointMode?"multipoint":"point";
            case WAND: return "wand";
            case TEXT: return "text";
            case HAND: return "hand";
            case MAGNIFIER: return "zoom";
            case DROPPER: return "dropper";
            default: return null;
        }
        
    }
    
    public void setTool(int tool) {
        if (tool==UNUSED)  //  "Unused" (blank) tool replaced with gap in 1.48h
            tool = CUSTOM1;
        else if (legacyMode && tool>=CUSTOM1)
            tool++;
        if (IJ.debugMode) IJ.log("Toolbar.setTool: "+tool);
        if ((tool==current&&!(tool==RECTANGLE||tool==OVAL||tool==POINT)) || tool<0 || tool>=getNumTools()-1)
            return;
        if (tool>=CUSTOM1&&tool<=getNumTools()-2) {
            if (names[tool]==null)
                names[tool] = "Spare tool"; // enable tool
            if (names[tool].indexOf("Action Tool")!=-1)
                return;
        }
        if (isLine(tool)) lineType = tool;
        setTool2(tool);
    }
        
    private void setTool2(int tool) {
        if (!isValidTool(tool)) return;
        String previousName = getToolName();
        previousTool = current;
        current = tool;
        Graphics g = this.getGraphics();
        if (g==null)
            return;
        down[current] = true;
        if (current!=previousTool)
            down[previousTool] = false;
        Graphics2D g2d = (Graphics2D)g;
        g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        setStrokeWidth(g2d);
        drawButton(g, previousTool);
        drawButton(g, current);
        if (null==g) return;
        g.dispose();
        showMessage(current);
        if (Recorder.record) {
            String name = getName(current);
            if (name!=null && name.equals("dropper")) disableRecording=true;
            if (name!=null && !disableRecording) {
                IJ.wait(100); // workaround for OSX/Java 8 bug
                Recorder.record("setTool", name);
            }
            if (name!=null && !name.equals("dropper")) disableRecording=false;
        }
        if (legacyMode)
            repaint();
        if (!previousName.equals(getToolName())) {
            IJ.notifyEventListeners(IJEventListener.TOOL_CHANGED);;
            repaint();
        }
    }
    
    boolean isValidTool(int tool) {
        if (tool<0 || tool>=getNumTools())
            return false;
        if (tool>=CUSTOM1 && tool<getNumTools() && names[tool]==null)
            return false;
        return true;
    }

    /**
    * @deprecated
    * replaced by getForegroundColor()
    */
    public Color getColor() {
        return foregroundColor;
    }

    /**
    * @deprecated
    * replaced by setForegroundColor()
    */
    public void setColor(Color c) {
        if (c!=null) {
            foregroundColor = c;
            drawButton(this.getGraphics(), DROPPER);
        }
    }
    
    public static Color getForegroundColor() {
        return foregroundColor;
    }

    public static void setForegroundColor(Color c) {
        if (c==null)
            return;
        foregroundColor = c;
        foregroundValue = Double.NaN;
        IJ.notifyEventListeners(IJEventListener.FOREGROUND_COLOR_CHANGED);
        if (instance==null)
            return;
        repaintTool(DROPPER);
        for (int i=CUSTOM1; i<=instance.getNumTools()-2; i++) {
            if (instance.icons[i]!=null && instance.icons[i].contains("C123"))
                repaintTool(i);  // some of this tool's icon is drawn in the foreground color
        }
        if (!IJ.isMacro()) setRoiColor(c);
    }

    public static Color getBackgroundColor() {
        return backgroundColor;
    }

    public static void setBackgroundColor(Color c) {
        if (c!=null) {
            backgroundColor = c;
            backgroundValue = Double.NaN;
            repaintTool(DROPPER);
            IJ.notifyEventListeners(IJEventListener.BACKGROUND_COLOR_CHANGED);
        }
    }
    
    public static double getForegroundValue() {
        return foregroundValue;
    }
    
    /** Sets the foreground color to grayscale, where value
        is between 0 (black) and 255 (white). */
    public static void setForegroundValue(double value) {
        if (value>=0) {
            int v = (int)value;
            if (v>255) v=255;
            setForegroundColor(new Color(v,v,v));
        }
        foregroundValue = value;
    }

    public static double getBackgroundValue() {
        return backgroundValue;
    }

    /** Sets the background color to grayscale, where value
        is between 0 (black) and 255 (white). */
    public static void setBackgroundValue(double value) {
        if (value>=0) {
            int v = (int)value;
            if (v>255) v=255;
            setBackgroundColor(new Color(v,v,v));
        }
        backgroundValue = value;
    }
    
    private static void setRoiColor(Color c) {
        ImagePlus imp = WindowManager.getCurrentImage();
        if (imp==null) return;
        Roi roi = imp.getRoi();
        if (roi!=null && (roi.isDrawingTool())) {
            roi.setStrokeColor(c);
            imp.draw();
        }
    }

    /** Returns the size of the selection brush tool, or 0 if the brush tool is not enabled. */
    public static int getBrushSize() {
        if (ovalType==BRUSH_ROI)
            return brushSize;
        else
            return 0;
    }

    /** Set the size of the selection brush tool, in pixels. */
    public static void setBrushSize(int size) {
        brushSize = size;
        if (brushSize<1) brushSize = 1;
        Prefs.set(BRUSH_SIZE, brushSize);
    }
        
    /** Returns the rounded rectangle arc size, or 0 if the rounded rectangle tool is not enabled. */
    public static int getRoundRectArcSize() {
        if (rectType==ROUNDED_RECT_ROI)
            return arcSize;
        else
            return 0;
    }

    /** Sets the rounded rectangle corner diameter (pixels). */
    public static void setRoundRectArcSize(int size) {
        if (size<=0)
            rectType = RECT_ROI;
        else {
            arcSize = size;
            Prefs.set(CORNER_DIAMETER, arcSize);
        }
        repaintTool(RECTANGLE);
        ImagePlus imp = WindowManager.getCurrentImage();
        Roi roi = imp!=null?imp.getRoi():null;
        if (roi!=null && roi.getType()==Roi.RECTANGLE)
            roi.setCornerDiameter(rectType==ROUNDED_RECT_ROI?arcSize:0);
    }

    /** Returns 'true' if the multi-point tool is enabled. */
    public static boolean getMultiPointMode() {
        return multiPointMode;
    }

    /** Returns the rectangle tool type (RECT_ROI, ROUNDED_RECT_ROI or ROTATED_RECT_ROI). */
    public static int getRectToolType() {
        return rectType;
    }

    /** Returns the oval tool type (OVAL_ROI, ELLIPSE_ROI or BRUSH_ROI). */
    public static int getOvalToolType() {
        return ovalType;
    }

    /** Returns the button width (button spacing). */
    public static int getButtonSize() {
        return buttonWidth;
    }
    
    public static void repaintTool(int tool) {
        Toolbar tb = getInstance();
        if (tb!=null) {
            Graphics g = tb.getGraphics();
            if (IJ.debugMode) IJ.log("Toolbar.repaintTool: "+tool+" "+g);
            if (g==null) return;
            if (dscale>1.0)
                tb.setStrokeWidth((Graphics2D)g);
            ((Graphics2D)g).setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
            tb.drawButton(g, tool);
            if (g!=null) g.dispose();
        }
    }
    
    // Returns the toolbar position index of the specified tool
    int toolIndex(int tool) {
        switch (tool) {
            case RECTANGLE: return 0;
            case OVAL: return 1;
            case POLYGON: return 2;
            case FREEROI: return 3;
            case LINE: return 4;
            case POLYLINE: return 4;
            case FREELINE: return 4;
            case POINT: return 6;
            case WAND: return 7;
            case TEXT: return 8;
            case MAGNIFIER: return 9;
            case HAND: return 10;
            case DROPPER: return 11;
            case ANGLE: return 5;
            case UNUSED: return 12;
            default: return tool - 2;
        }
    }

    // Returns the tool corresponding to the specified x coordinate
    private int toolID(int x) {
        if (x>buttonWidth*12+gapSize)
            x -= gapSize;
        int index = x/buttonWidth;
        switch (index) {
            case 0: return RECTANGLE;
            case 1: return OVAL;
            case 2: return POLYGON;
            case 3: return FREEROI;
            case 4: return lineType;
            case 5: return ANGLE;
            case 6: return POINT;
            case 7: return WAND;
            case 8: return TEXT;
            case 9: return MAGNIFIER;
            case 10: return HAND;
            case 11: return DROPPER;
            default: return index + 3;
        }
    }
    
    private boolean inGap(int x) {
        return x>=(buttonWidth*12) && x<(buttonWidth*12+gapSize);
    }

    public void triggerPopupMenu(int newTool, MouseEvent e, boolean isRightClick, boolean isLongPress) {
        mpPrevious = current;
        if (isMacroTool(newTool)) {
            String name = names[newTool];
            if (newTool==UNUSED || name.contains("Unused Tool"))
                return;
            if (name.indexOf("Action Tool")!=-1) {
                if (e.isPopupTrigger()||e.isMetaDown()) {
                    name = name.endsWith(" ")?name:name+" ";
                    tools[newTool].runMacroTool(name+"Options");
                } else {
                    //drawTool(newTool, true);
                    //IJ.wait(50);
                    drawTool(newTool, false);
                    runMacroTool(newTool);
                }
                return;
            } else {    
                name = name.endsWith(" ")?name:name+" ";
                tools[newTool].runMacroTool(name+"Selected");
            }
        }
        if (!isLongPress)
            setTool2(newTool);
        int x = e.getX();
        int y = e.getY();
        if (current==RECTANGLE && isRightClick) {   
            rectItem.setState(rectType==RECT_ROI);  
            roundRectItem.setState(rectType==ROUNDED_RECT_ROI); 
            rotatedRectItem.setState(rectType==ROTATED_RECT_ROI);   
            if (IJ.isMacOSX()) IJ.wait(10); 
            rectPopup.show(e.getComponent(),x,y);   
            mouseDownTime = 0L; 
        }   
        if (current==OVAL && isRightClick) {    
            ovalItem.setState(ovalType==OVAL_ROI);  
            ellipseItem.setState(ovalType==ELLIPSE_ROI);    
            brushItem.setState(ovalType==BRUSH_ROI);    
            if (IJ.isMacOSX()) IJ.wait(10); 
            ovalPopup.show(e.getComponent(),x,y);   
            mouseDownTime = 0L; 
        }   
        if (current==POINT && isRightClick) {   
            pointItem.setState(!multiPointMode);    
            multiPointItem.setState(multiPointMode);    
            if (IJ.isMacOSX()) IJ.wait(10); 
            pointPopup.show(e.getComponent(),x,y);  
            mouseDownTime = 0L; 
        }   
        if (isLine(current) && isRightClick) {  
            straightLineItem.setState(lineType==LINE&&!arrowMode);  
            polyLineItem.setState(lineType==POLYLINE);  
            freeLineItem.setState(lineType==FREELINE);  
            arrowItem.setState(lineType==LINE&&arrowMode);  
            if (IJ.isMacOSX()) IJ.wait(10); 
            linePopup.show(e.getComponent(),x,y);   
            mouseDownTime = 0L; 
        }
        if (current==MAGNIFIER && isRightClick) {   
            zoomPopup.show(e.getComponent(),x,y);   
            mouseDownTime = 0L; 
        }               
        if (current==DROPPER && isRightClick) { 
            pickerPopup.show(e.getComponent(),x,y); 
            mouseDownTime = 0L; 
        }   
        if (isMacroTool(current) && isRightClick) { 
            String name = names[current].endsWith(" ")?names[current]:names[current]+" ";   
            tools[current].runMacroTool(name+"Options");    
        }   
        if (isPlugInTool(current) && isRightClick) {    
            tools[current].showPopupMenu(e, this);  
        }
    }

    public void mousePressed(final MouseEvent e) {
        boolean disablePopup = false;
        int x = e.getX();
        if (inGap(x))
            return;
        final int newTool = toolID(x);
        if (newTool==getNumTools()-1) {
            showSwitchPopupMenu(e);
            return;
        }
        if (!isValidTool(newTool))
            return;
        if (menus[newTool]!=null && menus[newTool].getItemCount()>0) {
            menus[newTool].show(e.getComponent(), e.getX(), e.getY());
            return;
        }
        int flags = e.getModifiers();
        boolean isRightClick = e.isPopupTrigger()||(!IJ.isMacintosh()&&(flags&Event.META_MASK)!=0);
        boolean doubleClick = newTool==current && (System.currentTimeMillis()-mouseDownTime)<=DOUBLE_CLICK_THRESHOLD;
        mouseDownTime = System.currentTimeMillis();
        if (!doubleClick || isRightClick) {
            triggerPopupMenu(newTool, e, isRightClick, false);
            if (isRightClick) mouseDownTime = 0L;
        } else if(!isRightClick) { //double click
            if (isMacroTool(current)) {
                String name = names[current].endsWith(" ")?names[current]:names[current]+" ";
                tools[current].runMacroTool(name+"Options");
                return;
            }
            if (isPlugInTool(current)) {
                tools[current].showOptionsDialog();
                return;
            }
            ImagePlus imp = WindowManager.getCurrentImage();
            switch (current) {
                case RECTANGLE:
                    if (rectType==ROUNDED_RECT_ROI)
                        IJ.doCommand("Rounded Rect Tool...");
                    else {
                        disablePopup = true;
                        IJ.doCommand("Roi Defaults...");
                    }
                    break;
                case OVAL:
                    showBrushDialog();
                    break;
                case MAGNIFIER:
                    if (imp!=null) {
                        ImageCanvas ic = imp.getCanvas();
                        if (ic!=null) ic.unzoom();
                    }
                    break;
                case LINE: case POLYLINE: case FREELINE:
                    if (current==LINE && arrowMode) {
                        IJ.doCommand("Arrow Tool...");
                    } else
                        IJ.runPlugIn("ij.plugin.frame.LineWidthAdjuster", "");
                    break;
                case ANGLE:
                    showAngleDialog();
                    break;
                case POINT:
                    IJ.doCommand("Point Tool...");
                    break;
                case WAND:
                    IJ.doCommand("Wand Tool...");
                    break;
                case TEXT:
                    IJ.run("Fonts...");
                    break;
                case DROPPER:
                    IJ.doCommand("Color Picker...");
                    setTool2(mpPrevious);
                    break;
                default:
            }
        }

        if (!isRightClick && longClickDelay>0 && !disablePopup) {
            if (pressTimer==null)
                pressTimer = new Timer();           
            pressTimer.schedule(new TimerTask() {
                public void run() {
                    if (pressTimer != null) {
                        pressTimer.cancel();
                        pressTimer = null;
                    }
                    triggerPopupMenu(newTool, e, true, true);
                }
            }, longClickDelay);
        }
        
    }
    
    public void mouseReleased(MouseEvent e) {
        if (pressTimer!=null) {
            pressTimer.cancel();
            pressTimer = null;
        }
    }
    
    void showSwitchPopupMenu(MouseEvent e) {
        String path = IJ.getDir("macros")+"toolsets/";
        if (path==null)
            return;
        boolean applet = IJ.getApplet()!=null;
        File f = new File(path);
        String[] list;
        if (!applet && f.exists() && f.isDirectory()) {
            list = f.list();
            if (list==null) return;
            Arrays.sort(list);
        } else
            list = new String[0];
        switchPopup.removeAll();
        path = IJ.getDir("macros") + "StartupMacros.txt";
        f = new File(path);
        if (!f.exists()) {
            path = IJ.getDir("macros") + "StartupMacros.ijm";
            f = new File(path);
        }
        if (!applet && f.exists())
            addItem("Startup Macros");
        else
            addItem("StartupMacros*");
        for (int i=0; i<list.length; i++) {
            String name = list[i];
            if (name.startsWith(".") || name.endsWith(" Tool"))
                continue;
            if (name.endsWith(".txt")) {
                name = name.substring(0, name.length()-4);
                addItem(name);
            } else if (name.endsWith(".ijm")) {
                name = name.substring(0, name.length()-4) + " ";
                addItem(name);
            }
        }
        addItem("Overlay Editing Tools*");
        addPluginTools();
        addItem("Restore Startup Tools");
        addItem("Remove Custom Tools");
        addItem("Help...");
        add(ovalPopup);
        if (IJ.isMacOSX()) IJ.wait(10);
        switchPopup.show(e.getComponent(), e.getX(), e.getY());
    }

    private void addPluginTools() {
        switchPopup.addSeparator();
        for (int i=0; i<builtInTools.length; i++)
            addBuiltInTool(builtInTools[i]);
        MenuBar menuBar = Menus.getMenuBar();
        if (menuBar==null)
            return;
        int n = menuBar.getMenuCount();
        Menu pluginsMenu = null;
        if (menuBar.getMenuCount()>=5)
            pluginsMenu = menuBar.getMenu(5);
        if (pluginsMenu==null || !"Plugins".equals(pluginsMenu.getLabel()))
            return;
        n = pluginsMenu.getItemCount();
        Menu toolsMenu = null;
        for (int i=0; i<n; ++i) {
            MenuItem m = pluginsMenu.getItem(i);
            if ("Tools".equals(m.getLabel()) && (m instanceof Menu)) {
                toolsMenu = (Menu)m;
                break;
            }
        }
        if (toolsMenu==null) {
            switchPopup.addSeparator();
            return;
        }
        n = toolsMenu.getItemCount();
        boolean separatorAdded = false;
        for (int i=0; i<n; ++i) {
            MenuItem m = toolsMenu.getItem(i);
            String label = m.getLabel();
            if (label!=null && (label.endsWith(" Tool")||label.endsWith(" Menu"))) {
                if (!separatorAdded) {
                    switchPopup.addSeparator();
                    separatorAdded = true;
                }
                addPluginTool(label);
            }
        }
        switchPopup.addSeparator();
    }

    private void addBuiltInTool(String name) {
        CheckboxMenuItem item = new CheckboxMenuItem(name, name.equals(currentSet));
        item.addItemListener(this);
        item.setActionCommand("Tool");
        switchPopup.add(item);
    }

    private void addPluginTool(String name) {
        CheckboxMenuItem item = new CheckboxMenuItem(name, name.equals(currentSet));
        item.addItemListener(this);
        item.setActionCommand("Plugin Tool");
        switchPopup.add(item);
    }

    private void addItem(String name) {
        CheckboxMenuItem item = new CheckboxMenuItem(name, name.equals(currentSet));
        item.addItemListener(this);
        switchPopup.add(item);
    }

    void drawTool(int tool, boolean drawDown) {
        down[tool] = drawDown;
        Graphics g = this.getGraphics();
        if (!drawDown) {
            Graphics2D g2d = (Graphics2D)g;
            g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        }
        drawButton(g, tool);
        if (null==g) return;
        g.dispose();
    }

    boolean isLine(int tool) {
        return tool==LINE || tool==POLYLINE || tool==FREELINE;
    }
    
    public void restorePreviousTool() {
        setTool2(mpPrevious);
    }
    
    boolean isMacroTool(int tool) {
        return tool>=CUSTOM1 && tool<getNumTools() && names[tool]!=null && (tools[tool] instanceof MacroToolRunner);
    }
    
    boolean isPlugInTool(int tool) {
        return tool>=CUSTOM1 && tool<getNumTools() && tools[tool]!=null;
    }

    public void mouseExited(MouseEvent e) {}
    public void mouseClicked(MouseEvent e) {}
    public void mouseEntered(MouseEvent e) {}
    public void  mouseDragged(MouseEvent e) {}
    
    public void itemStateChanged(ItemEvent e) {
        CheckboxMenuItem item = (CheckboxMenuItem)e.getSource();
        String previousName = getToolName();
        if (item==rectItem || item==roundRectItem || item==rotatedRectItem) {
            if (item==roundRectItem)
                rectType = ROUNDED_RECT_ROI;
            else if (item==rotatedRectItem)
                rectType = ROTATED_RECT_ROI;
            else
                rectType = RECT_ROI;
            repaintTool(RECTANGLE);
            showMessage(RECTANGLE);
            ImagePlus imp = WindowManager.getCurrentImage();
            Roi roi = imp!=null?imp.getRoi():null;
            if (roi!=null && roi.getType()==Roi.RECTANGLE)
                roi.setCornerDiameter(rectType==ROUNDED_RECT_ROI?arcSize:0);
            if (!previousName.equals(getToolName()))
                IJ.notifyEventListeners(IJEventListener.TOOL_CHANGED);
        } else if (item==ovalItem || item==ellipseItem || item==brushItem) {
            if (item==brushItem)
                ovalType = BRUSH_ROI;
            else if (item==ellipseItem)
                ovalType = ELLIPSE_ROI;
            else
                ovalType = OVAL_ROI;
            repaintTool(OVAL);
            showMessage(OVAL);
            if (!previousName.equals(getToolName()))
                IJ.notifyEventListeners(IJEventListener.TOOL_CHANGED);
        } else if (item==pointItem || item==multiPointItem) {
            multiPointMode = item==multiPointItem;
            Prefs.multiPointMode = multiPointMode;
            repaintTool(POINT);
            showMessage(POINT);
            if (!previousName.equals(getToolName()))
                IJ.notifyEventListeners(IJEventListener.TOOL_CHANGED);
        } else if (item==straightLineItem) {
            lineType = LINE;
            arrowMode = false;
            setTool2(LINE);
            showMessage(LINE);
        } else if (item==polyLineItem) {
            lineType = POLYLINE;
            setTool2(POLYLINE);
            showMessage(POLYLINE);
        } else if (item==freeLineItem) {
            lineType = FREELINE;
            setTool2(FREELINE);
            showMessage(FREELINE);
        } else if (item==arrowItem) {
            lineType = LINE;
            arrowMode = true;
            setTool2(LINE);
            showMessage(LINE);
        } else {
            String label = item.getLabel();
            String cmd = item.getActionCommand();
            boolean isTool = cmd.equals("Tool") || cmd.equals("Plugin Tool");
            if (!(label.equals("Help...")||label.equals("Remove Custom Tools")) && !isTool && !label.endsWith("Tool") && !label.endsWith("Tool "))
                currentSet = label;
            if (isTool) {
                if (cmd.equals("Tool")) // built in tool
                    installBuiltinTool(label);
                else  // plugin or macro tool in ImageJ/plugins/Tools
                    IJ.run(label);
                return;
            }
            String path;
            if (label.equals("Remove Custom Tools")) {
                removeTools();
            } else if (label.equals("Restore Startup Tools")) {
                removeTools();
                installStartupMacros();
            } else if (label.equals("Help...")) {
                IJ.showMessage("Tool Switcher and Loader",
                    "Use this drop down menu to switch to alternative\n"+
                    "macro toolsets or to load additional plugin tools.\n"+
                    "The toolsets listed in the menu are located\n"+
                    "in the ImageJ/macros/toolsets folder and the\n"+
                    "plugin tools are the ones installed in the\n"+
                    "Plugins>Tools submenu.\n"+
                    " \n"+
                    "Hold the shift key down while selecting a\n"+
                    "toolset to view its source code.\n"+
                    " \n"+
                    "More macro toolsets are available at\n"+
                    "  <"+IJ.URL+"/macros/toolsets/>\n"+
                    " \n"+
                    "Plugin tools can be downloaded from\n"+
                    "the Tools section of the Plugins page at\n"+
                    "  <"+IJ.URL+"/plugins/>\n"
                    );
                return;
            } else if (label.endsWith("*")) {
                // load from ij.jar
                MacroInstaller mi = new MacroInstaller();
                label = label.substring(0, label.length()-1) + ".txt";
                path = "/macros/"+label;
                if (IJ.shiftKeyDown())
                    showCode(label, mi.openFromIJJar(path));
                else {
                    resetTools();
                    mi.installFromIJJar(path);
                }
            } else {
                // load from ImageJ/macros/toolsets
                if (label.equals("Startup Macros")) {
                    installStartupMacros();
                    return;
                } else if (label.endsWith(" "))
                    path = IJ.getDir("macros")+"toolsets"+File.separator+label.substring(0, label.length()-1)+".ijm";
                else
                    path = IJ.getDir("macros")+"toolsets"+File.separator+label+".txt";
                try {
                    if (IJ.shiftKeyDown()) {
                        IJ.open(path);
                        IJ.setKeyUp(KeyEvent.VK_SHIFT);
                    } else
                        new MacroInstaller().run(path);
                } catch(Exception ex) {}
            }
        }
    }
    
    private void removeTools() {
        removeMacroTools();
        setTool(RECTANGLE);
        currentSet = "Startup Macros";
        resetPrefs();
        if (nExtraTools>0) {
            String name = names[getNumTools()-1];
            String icon = icons[getNumTools()-1];
            nExtraTools = 0;
            names[getNumTools()-1] = name;
            icons[getNumTools()-1] = icon;
            ps = new Dimension(buttonWidth*NUM_BUTTONS-(BUTTON_WIDTH-gapSize)+nExtraTools*BUTTON_WIDTH, buttonHeight);
            IJ.getInstance().pack();
        }
    }
    
    private void resetPrefs() {
        for (int i=0; i<7; i++) {
            String key = TOOL_KEY+(i/10)%10+i%10;
            if (!Prefs.get(key, "").equals(""))
                Prefs.set(key, "");
        }
    }
    
    public static void restoreTools() {
        Toolbar tb = Toolbar.getInstance();
        if (tb!=null) {
            if (tb.getToolId()>=UNUSED)
                tb.setTool(RECTANGLE);
            tb.installStartupMacros();
        }
    }

    private void installStartupMacros() {
        resetTools();
        String path = IJ.getDir("macros")+"StartupMacros.txt";
        File f = new File(path);
        if (!f.exists()) {
            path = IJ.getDir("macros")+"StartupMacros.ijm";
            f = new File(path);
        }
        if (!f.exists()) {
            path = IJ.getDir("macros")+"StartupMacros.fiji.ijm";
            f = new File(path);
        }
        if (!f.exists()) {
            IJ.error("StartupMacros not found in\n \n"+IJ.getDir("macros"));
            return;
        }
        if (IJ.shiftKeyDown()) {
            IJ.open(path);
            IJ.setKeyUp(KeyEvent.VK_SHIFT);
        } else {
            try {
                MacroInstaller mi = new MacroInstaller();
                mi.installFile(path);
            } catch
                (Exception ex) {}
        }
    }

    public void actionPerformed(ActionEvent e) {
        MenuItem item = (MenuItem)e.getSource();
        String cmd = e.getActionCommand();
        PopupMenu popup = (PopupMenu)item.getParent();
        
        if (zoomPopup==popup) {
            if ("Zoom In".equals(cmd))
                IJ.runPlugIn("ij.plugin.Zoom", "in");
            else if ("Zoom Out".equals(cmd))
                IJ.runPlugIn("ij.plugin.Zoom", "out");
            else if ("Reset Zoom".equals(cmd))
                IJ.runPlugIn("ij.plugin.Zoom", "orig");
            else if ("View 100%".equals(cmd))
                IJ.runPlugIn("ij.plugin.Zoom", "100%");
            else if ("Zoom To Selection".equals(cmd))
                IJ.runPlugIn("ij.plugin.Zoom", "to");
            else if ("Scale to Fit".equals(cmd))
                IJ.runPlugIn("ij.plugin.Zoom", "scale");
            else if ("Set...".equals(cmd))
                IJ.runPlugIn("ij.plugin.Zoom", "set");
            else if ("Maximize".equals(cmd))
                IJ.runPlugIn("ij.plugin.Zoom", "max");
            disableRecording = true;
            setTool(previousTool);
            disableRecording = false;           
            return;
        }
        
        if (pickerPopup==popup) {
            if ("White/Black".equals(cmd)) {
                setAndRecordForgroundColor(Color.white);
                setAndRecordBackgroundColor(Color.black);               
            } else if ("Black/White".equals(cmd)) {
                setAndRecordForgroundColor(Color.black);
                setAndRecordBackgroundColor(Color.white);               
            } else if ("Red".equals(cmd))
                setAndRecordForgroundColor(Color.red);
            else if ("Green".equals(cmd))
                setAndRecordForgroundColor(Color.green);
            else if ("Blue".equals(cmd))
                setAndRecordForgroundColor(Color.blue);
            else if ("Yellow".equals(cmd))
                setAndRecordForgroundColor(Color.yellow);
            else if ("Cyan".equals(cmd))
                setAndRecordForgroundColor(Color.cyan);
            else if ("Magenta".equals(cmd))
                setAndRecordForgroundColor(Color.magenta);
            else if ("Foreground...".equals(cmd))
                setAndRecordForgroundColor(new ColorChooser("Select Foreground Color", foregroundColor, false).getColor());
            else if ("Background...".equals(cmd))
                setAndRecordBackgroundColor(new ColorChooser("Select Background Color", backgroundColor, false).getColor());
            else if ("Colors...".equals(cmd)) {
                IJ.run("Colors...", "");
                Recorder.setForegroundColor(getForegroundColor());
                Recorder.setBackgroundColor(getBackgroundColor());
            } else
                IJ.run("Color Picker...", "");
            if (!"Color Picker".equals(cmd))
                ColorPicker.update();   
            setTool(previousTool);          
            return;
        }
        
        int tool = -1;
        for (int i=CUSTOM1; i<getNumTools(); i++) {
            if (popup==menus[i]) {
                tool = i;
                break;
            }
        }
        if (tool==-1) return;
        if (tools[tool]!=null)
            tools[tool].runMenuTool(names[tool], cmd);
    }
    
    private void setAndRecordForgroundColor(Color color) {
        if (color!=null) {
            setForegroundColor(color);
            Recorder.setForegroundColor(color);
        }
    }
    
    private void setAndRecordBackgroundColor(Color color) {
        if (color!=null) {
            setBackgroundColor(color);
            Recorder.setBackgroundColor(color);
        }
    }

    public Dimension getPreferredSize(){
        return ps;
    }

    public Dimension getMinimumSize(){
        return ps;
    }
    
    public void mouseMoved(MouseEvent e) {
        int x = e.getX();
        if (inGap(x))
            IJ.showStatus("");
        else
            showMessage(toolID(x));
    }

    /** Adds a tool to the toolbar. The 'toolTip' string is displayed in the status bar
         when the mouse is over the tool icon. The 'toolTip' string may include icon 
        (../../../macro/macros.html#tools).
        Returns the tool ID, or -1 if all tool slots are in use. */
    public int addTool(String toolTip) {
        int index = toolTip.indexOf('-');
        boolean hasIcon = index>=0 && (toolTip.length()-index)>4;
        int tool =-1;
        for (int i=CUSTOM1; i<=getNumTools()-2; i++) {
            if (names[i]==null || toolTip.startsWith(names[i])) {
                tool = i;
                break;
            }           
        }
        if (tool==CUSTOM1)
            legacyMode = toolTip.startsWith("Select and Transform Tool"); //TrakEM2
        if (tool==-1 && (nExtraTools<MAX_EXTRA_TOOLS)) {
            nExtraTools++;
            names[getNumTools()-1] = names[getNumTools()-2];
            icons[getNumTools()-1] = icons[getNumTools()-2];
            names[getNumTools()-2] = null;
            icons[getNumTools()-2] = null;
            ps = new Dimension(buttonWidth*NUM_BUTTONS-(buttonWidth-gapSize)+nExtraTools*buttonWidth, buttonHeight);
            IJ.getInstance().pack();
            tool = getNumTools()-2;
        }
        if (tool==-1) {
            if (addingSingleTool)
                tool = getNumTools()-2;
            else
                return -1;
        }
        if (hasIcon) {
            icons[tool] = toolTip.substring(index+1);
            if (index>0 && toolTip.charAt(index-1)==' ')
                names[tool] = toolTip.substring(0, index-1);
            else
                names[tool] = toolTip.substring(0, index);
        } else {
            if (toolTip.endsWith("-"))
                toolTip = toolTip.substring(0, toolTip.length()-1);
            else if (toolTip.endsWith("- "))
                toolTip = toolTip.substring(0, toolTip.length()-2);
            names[tool] = toolTip;
        }
        if (tool==current && (names[tool].indexOf("Action Tool")!=-1||names[tool].indexOf("Unused Tool")!=-1))
            setTool(RECTANGLE);
        if (names[tool].endsWith(" Menu Tool"))
            installMenu(tool);
        if (IJ.debugMode) IJ.log("Toolbar.addTool: "+tool+" "+toolTip);
        return tool;
    }
    
    void installMenu(int tool) {
        Program pgm = macroInstaller.getProgram();
        Hashtable h = pgm.getMenus();
        if (h==null) return;
        String[] commands = (String[])h.get(names[tool]);
        if (commands==null)
            return;
        if (menus[tool]==null) {
            menus[tool] = new PopupMenu("");
            if (Menus.getFontSize()!=0)
                menus[tool].setFont(Menus.getFont());
            add(menus[tool] );
        } else
            menus[tool].removeAll();
        for (int i=0; i<commands.length; i++) {
            if (commands[i].equals("-"))
                menus[tool].addSeparator();
            else if (commands[i].startsWith("-"))
                menus[tool].addSeparator();
            else {
                boolean disable = commands[i].startsWith("*");
                String command = commands[i];
                if (disable)
                    command = command.substring(1);
                MenuItem mi = new MenuItem(command);
                if (disable)
                    mi.setEnabled(false);
                mi.addActionListener(this);
                menus[tool].add(mi);
            }
        }
        if (tool==current) setTool(RECTANGLE);
    }
    
    /** Used by the MacroInstaller class to install a set of macro tools. */
    public void addMacroTool(String name, MacroInstaller macroInstaller, int id) {
        if (id==0) {
            resetTools();
            if (name.startsWith("Unused"))
                return;
        }
        if (name.endsWith(" Built-in Tool")) {
            name = name.substring(0,name.length()-14);
            doNotSavePrefs = true;
            boolean ok = installBuiltinTool(name);
            if (!ok) {
                Hashtable commands = Menus.getCommands();
                if (commands!=null && commands.get(name)!=null)
                    IJ.run(name);
            }
            doNotSavePrefs = false;
            return;
        }
        this.macroInstaller = macroInstaller;
        int tool = addTool(name);
        this.macroInstaller = null;
        if (tool!=-1)
            tools[tool] = new MacroToolRunner(macroInstaller);
    }
    
    private void resetTools() {
        for (int i=CUSTOM1; i<getNumTools()-1; i++) {
            names[i] = null;
            tools[i] = null;
            icons[i] = null;
            if (menus[i]!=null)
                menus[i].removeAll();
        }
    }
    
    /** Used by the MacroInstaller class to add a macro tool to the toolbar. */
    public void addMacroTool(String name, MacroInstaller macroInstaller) {
        String custom1Name = names[CUSTOM1];
        this.macroInstaller = macroInstaller;
        addingSingleTool = true;
        int tool = addTool(name);
        addingSingleTool = false;
        this.macroInstaller = null;
        if (tool!=-1) {
            tools[tool] = new MacroToolRunner(macroInstaller);
            if (!name.contains(" Menu Tool")) {
                if (menus[tool]!=null)
                    menus[tool].removeAll();
                if (!installingStartupTool)
                    setTool(tool);
                else
                    installingStartupTool = false;
            }
            if ((tool-CUSTOM1)>0 || custom1Name==null)
                setPrefs(tool);
        }
    }
    
    private void setPrefs(int id) {
        if (doNotSavePrefs)
            return;
        boolean ok = isBuiltInTool(names[id]);
        String prefsName = instance.names[id];
        if (!ok) {
            String name = names[id];
            int i = name.indexOf(" (");  // remove any hint in parens
            if (i>0) {
                name = name.substring(0, i);
                prefsName=name;
            }
        }
        int index = id - CUSTOM1;
        String key = TOOL_KEY + (index/10)%10 + index%10;
        Prefs.set(key, prefsName);
    }
    
    private boolean isBuiltInTool(String name) {
        for (int i=0; i<builtInTools2.length; i++) {
            if (name.equals(builtInTools2[i]))
                return true;
        }
        for (int i=0; i<builtInTools.length; i++) {
            if (name.startsWith(builtInTools[i]))
                return true;
        }
        return false;
    }

    public static void removeMacroTools() {
        if (instance!=null) {
            if (instance.getToolId()>=CUSTOM1)
                instance.setTool(RECTANGLE);
            instance.resetTools();
            instance.repaint();
        }
    }

    /** Adds a plugin tool to the first available toolbar slot,
        or to the last slot if the toolbar is full. */
    public static void addPlugInTool(PlugInTool tool) {
        if (instance==null) return;
        String nameAndIcon = tool.getToolName()+" - "+tool.getToolIcon();
        instance.addingSingleTool = true;
        int id = instance.addTool(nameAndIcon);
        instance.addingSingleTool = false;
        if (id!=-1) {
            instance.tools[id] = tool;
            if (instance.menus[id]!=null)
                instance.menus[id].removeAll();
            instance.repaintTool(id);   
            if (!instance.installingStartupTool)
                instance.setTool(id);
            else
                instance.installingStartupTool = false;
            instance.setPrefs(id);
        }
    }

    public static PlugInTool getPlugInTool() {
        PlugInTool tool = null;
        if (instance==null)
            return null;
        if (current<instance.tools.length)
            tool = instance.tools[current];
        if (tool!=null && tool instanceof MacroToolRunner)
            tool = null;
        return tool;
    }

    void runMacroTool(int id) {
        if (id<getNumTools() && tools[id]!=null)
            tools[id].runMacroTool(names[id]);
    }
    
    void showBrushDialog() {
        GenericDialog gd = new GenericDialog("Selection Brush");
        gd.addCheckbox("Enable selection brush", ovalType==BRUSH_ROI);
        gd.addNumericField("           Size:", brushSize, 0, 4, "pixels");
        gd.showDialog();
        if (gd.wasCanceled()) return;
        if (gd.getNextBoolean())
            ovalType = BRUSH_ROI;
        brushSize = (int)gd.getNextNumber();
        if (brushSize<1) brushSize=1;
        repaintTool(OVAL);
        ImagePlus img = WindowManager.getCurrentImage();
        Roi roi = img!=null?img.getRoi():null;
        if (roi!=null && roi.getType()==Roi.OVAL && ovalType==BRUSH_ROI)
            img.deleteRoi();
        Prefs.set(BRUSH_SIZE, brushSize);
    }

    void showAngleDialog() {
        GenericDialog gd = new GenericDialog("Angle Tool");
        gd.addCheckbox("Measure reflex angle", Prefs.reflexAngle);
        gd.showDialog();
        if (!gd.wasCanceled())
            Prefs.reflexAngle = gd.getNextBoolean();
    }
    
    public void installStartupTools() {
        if (IJ.debugMode) IJ.log("Toolbar.installStartupTools");
        for (int i=0; i<=6; i++) {
            String name = Prefs.get(TOOL_KEY + (i/10)%10 + i%10, "");
            if (IJ.debugMode) IJ.log("  "+i+" "+name);
            if (name.equals("")) continue;
            installingStartupTool = true;
            boolean ok = installBuiltinTool(name);
            if (!ok) {
                ok = installToolsetTool(name);
                if (!ok) {  // install tool in plugins/Tools
                    if (name.endsWith("Menu Tool"))
                        name = name.substring(0, name.length()-5);
                    Hashtable commands = Menus.getCommands();
                    if (commands!=null && commands.get(name)!=null)
                        IJ.run(name);
                }
            }
            installingStartupTool = false;
        }
    }
    
    // install tool from ImageJ/macros/toolsets
    private boolean installToolsetTool(String name) {
        String path = IJ.getDir("macros")+"toolsets"+File.separator+name+".ijm";
        if (!((new File(path)).exists())) {
            name = name.replaceAll(" ", "_");
            path = IJ.getDir("macros")+"toolsets"+File.separator+name+".ijm";
        }
        String text = IJ.openAsString(path);
        if (text==null || text.startsWith("Error"))
            return false;
        new MacroInstaller().installSingleTool(text);
        return true;
    }
    
    private boolean installBuiltinTool(String label) {
        if (IJ.debugMode) IJ.log("Toolbar.installBuiltinTool: "+label);
        boolean ok = true;
        PlugInTool tool = null;
        if (label.startsWith("Arrow")) {
            tool = new ij.plugin.tool.ArrowTool();
            if (tool!=null) tool.run("");
            showSource("Arrow");
        } else if (label.startsWith("Overlay Brush")) {
            tool = new ij.plugin.tool.OverlayBrushTool();
            if (tool!=null) tool.run("");
            showSource("OverlayBrush");
        } else if (label.startsWith("Pixel Inspect")) {
            tool = new ij.plugin.tool.PixelInspectionTool();
            if (tool!=null) tool.run("");
            showSource("PixelInspection");
        } else if (label.startsWith("Brush")||label.startsWith("Paintbrush")) {
            tool = new ij.plugin.tool.BrushTool();
            if (tool!=null) tool.run("");
            showSource("Brush");
        } else if (label.startsWith("Pencil")) {
            tool = new ij.plugin.tool.BrushTool();
            if (tool!=null) tool.run("pencil");
            showSource("Brush");
        } else if (label.startsWith("Selection Rotator")) {
            tool = new ij.plugin.tool.RoiRotationTool();
            if (tool!=null) tool.run("");
            showSource("RoiRotation");
        } else if (label.startsWith("Flood Fill"))
            installMacroFromJar("/macros/FloodFillTool.txt");
        else if (label.startsWith("Spray Can"))
            installMacroFromJar("/macros/SprayCanTool.txt");
        else if (label.startsWith("Developer Menu"))
            installMacroFromJar("/macros/DeveloperMenuTool.txt");
        else if (label.startsWith("Stacks Menu"))
            installMacroFromJar("/macros/StacksMenuTool.txt");
        else if (label.startsWith("LUT Menu"))
            installMacroFromJar("/macros/LUTMenuTool.txt");
        else if (label.startsWith("Command Finder"))
            installMacroFromJar("/macros/CommandFinderTool.txt");
        else if (label.startsWith("ROI"))
            installMacroFromJar("/macros/RoiMenuTool.txt");
        else if (label.startsWith("Label"))
            installMacroFromJar("/macros/Label_Tool.txt");
        else
            ok = false;
        return ok;
    }
    
    private void showSource(String name) {
        if (IJ.shiftKeyDown()) {
            IJ.runPlugIn("ij.plugin.BrowserLauncher", IJ.URL+"/source/ij/plugin/tool/"+name+"Tool.java");
            IJ.setKeyUp(KeyEvent.VK_SHIFT);
        }
    }
    
    private void installMacroFromJar(String path) {
        if (IJ.shiftKeyDown())
            showCode(path, (new MacroInstaller()).openFromIJJar(path));
        else
            (new MacroInstaller()).installFromIJJar(path);
    }
    
    public static void showCode(String title, String code) {
        Editor ed = new Editor();
        ed.setSize(550, 450);
        ed.create(title, code);
        IJ.setKeyUp(KeyEvent.VK_SHIFT);
    }
    
    private boolean isMacroSet(int id) {
        if (tools[id]==null)
            return false;
        if (!(tools[id] instanceof MacroToolRunner))
            return false;
        boolean rtn = ((MacroToolRunner)tools[id]).getMacroCount()>2;
        return rtn;
    }
    
    public static boolean installStartupMacrosTools() {
        String customTool0 = Prefs.get(Toolbar.TOOL_KEY+"00", "");
        return customTool0.equals("") || Character.isDigit(customTool0.charAt(0));
    }
    
    public int getNumTools() {
        return NUM_TOOLS + nExtraTools;
    }
    
    /** Sets the tool menu long click delay in milliseconds
     * (default is 600). Set to 0 to disable long click triggering.
    */
     public static void setLongClickDelay(int delay) {
        longClickDelay = delay;
    }
    
    /** Sets the icon of the specified macro or plugin tool.<br>
     * See: Help&gt;Examples&gt;Tool&gt;Animated Icon Tool;
    */
     public static void setIcon(String toolName, String icon) {
        if (instance==null)
            return;
        int tool = 0;
        for (int i=CUSTOM1; i<instance.getNumTools(); i++) {
            if (instance.names[i]!=null && instance.names[i].equals(toolName)) {
                tool = i;
                break;
            }
        }
        if (tool>0) {
            instance.icons[tool] = icon;
            Graphics2D g = (Graphics2D)instance.getGraphics();
            instance.setStrokeWidth(g);
            instance.drawButton(g, tool);
        }
    }

}