// Title: Tigra Color Picker
// URL: http://www.softcomplex.com/products/tigra_color_picker/
// Version: 1.1
// Date: 06/26/2003 (mm/dd/yyyy)
// Note: Permission given to use this script in ANY kind of applications if
//    header lines are left unchanged.
// Note: Script consists of two files: picker.js and picker.html

var TCP = new TColorPicker();

function TCPopup(field, palette) {
        this.field = field;
        this.initPalette = !palette || palette > 3 ? 0 : palette;
        var w = 194, h = 240,
        move = screen ?
                ',left=' + ((screen.width - w) >> 1) + ',top=' + ((screen.height - h) >> 1) : '',
        o_colWindow = window.open('http://www.scriptsocket.com/colorpicker/picker.html', null, "help=no,status=no,scrollbars=no,resizable=no" + move + ",width=" + w + ",height=" + h + ",dependent=yes", true);
        o_colWindow.opener = window;
        o_colWindow.focus();
}

function TCBuildCell (R, G, B, w, h) {
        return '<td bgcolor="#' + this.dec2hex((R << 16) + (G << 8) + B) + '"><a href="javascript:P.S(\'' + this.dec2hex((R << 16) + (G << 8) + B) + '\')" onmouseover="P.P(\'' + this.dec2hex((R << 16) + (G << 8) + B) + '\')"><img src="http://www.scriptsocket.com/colorpicker/img/pixel.gif" width="' + w + '" height="' + h + '" border="0"></a></td>';
}

function TCSelect(c) {
        this.field.value = '#' + c.toUpperCase();
        this.win.close();
}

function TCPaint(c, b_noPref) {
        c = (b_noPref ? '' : '#') + c.toUpperCase();
        if (this.o_samp)
                this.o_samp.innerHTML = '<font face=Tahoma size=2>' + c +' <font color=white>' + c + '</font></font>'
        if(this.doc.layers)
                this.sample.bgColor = c;
        else {
                if (this.sample.backgroundColor != null) this.sample.backgroundColor = c;
                else if (this.sample.background != null) this.sample.background = c;
        }
}

function TCGenerateSafe() {
        var s = '';
        for (j = 0; j < 12; j ++) {
                s += "<tr>";
                for (k = 0; k < 3; k ++)
                        for (i = 0; i <= 5; i ++)
                                s += this.bldCell(k * 51 + (j % 2) * 51 * 3, Math.floor(j / 2) * 51, i * 51, 8, 10);
                s += "</tr>";
        }
        return s;
}

function TCGenerateWind() {
        var s = '';
        for (j = 0; j < 12; j ++) {
                s += "<tr>";
                for (k = 0; k < 3; k ++)
                        for (i = 0; i <= 5; i++)
                                s += this.bldCell(i * 51, k * 51 + (j % 2) * 51 * 3, Math.floor(j / 2) * 51, 8, 10);
                s += "</tr>";
        }
        return s
}
function TCGenerateMac() {
        var s = '';
        var c = 0,n = 1;
        var r,g,b;
        for (j = 0; j < 15; j ++) {
                s += "<tr>";
                for (k = 0; k < 3; k ++)
                        for (i = 0; i <= 5; i++){
                                if(j<12){
                                s += this.bldCell( 255-(Math.floor(j / 2) * 51), 255-(k * 51 + (j % 2) * 51 * 3),255-(i * 51), 8, 10);
                                }else{
                                        if(n<=14){
                                                r = 255-(n * 17);
                                                g=b=0;
                                        }else if(n>14 && n<=28){
                                                g = 255-((n-14) * 17);
                                                r=b=0;
                                        }else if(n>28 && n<=42){
                                                b = 255-((n-28) * 17);
                                                r=g=0;
                                        }else{
                                                r=g=b=255-((n-42) * 17);
                                        }
                                        s += this.bldCell( r, g,b, 8, 10);
                                        n++;
                                }
                        }
                s += "</tr>";
        }
        return s;
}

function TCGenerateGray() {
        var s = '';
        for (j = 0; j <= 15; j ++) {
                s += "<tr>";
                for (k = 0; k <= 15; k ++) {
                        g = Math.floor((k + j * 16) % 256);
                        s += this.bldCell(g, g, g, 9, 7);
                }
                s += '</tr>';
        }
        return s
}

function TCDec2Hex(v) {
        v = v.toString(16);
        for(; v.length < 6; v = '0' + v);
        return v;
}

function TCChgMode(v) {
        for (var k in this.divs) this.hide(k);
        this.show(v);
}

function TColorPicker(field) {
        this.build0 = TCGenerateSafe;
        this.build1 = TCGenerateWind;
        this.build2 = TCGenerateGray;
        this.build3 = TCGenerateMac;
        this.show = document.layers ?
                function (div) { this.divs[div].visibility = 'show' } :
                function (div) { this.divs[div].visibility = 'visible' };
        this.hide = document.layers ?
                function (div) { this.divs[div].visibility = 'hide' } :
                function (div) { this.divs[div].visibility = 'hidden' };
        // event handlers
        this.C       = TCChgMode;
        this.S       = TCSelect;
        this.P       = TCPaint;
        this.popup   = TCPopup;
        this.draw    = TCDraw;
        this.dec2hex = TCDec2Hex;
        this.bldCell = TCBuildCell;
        this.divs = [];
}

function TCDraw(o_win, o_doc) {
        this.win = o_win;
        this.doc = o_doc;
        var
        s_tag_openT  = o_doc.layers ?
                'layer visibility=hidden top=54 left=5 width=182' :
                'div style=visibility:hidden;position:absolute;left:6px;top:54px;width:182px;height:0',
        s_tag_openS  = o_doc.layers ? 'layer top=32 left=6' : 'div',
        s_tag_close  = o_doc.layers ? 'layer' : 'div'

        this.doc.write('<' + s_tag_openS + ' id=sam name=sam><table cellpadding=0 cellspacing=0 border=1 width=181 align=center class=bd><tr><td align=center height=18><div id="samp"><font face=Tahoma size=2>sample <font color=white>sample</font></font></div></td></tr></table></' + s_tag_close + '>');
        this.sample = o_doc.layers ? o_doc.layers['sam'] :
                o_doc.getElementById ? o_doc.getElementById('sam').style : o_doc.all['sam'].style

        for (var k = 0; k < 4; k ++) {
                this.doc.write('<' + s_tag_openT + ' id="p' + k + '" name="p' + k + '"><table cellpadding=0 cellspacing=0 border=1 align=center>' + this['build' + k]() + '</table></' + s_tag_close + '>');
                this.divs[k] = o_doc.layers
                        ? o_doc.layers['p' + k] : o_doc.all
                                ? o_doc.all['p' + k].style : o_doc.getElementById('p' + k).style
        }
        if (!o_doc.layers && o_doc.body.innerHTML)
                this.o_samp = o_doc.all
                        ? o_doc.all.samp : o_doc.getElementById('samp');
        this.C(this.initPalette);
        if (this.field.value) this.P(this.field.value, true)
}