<script type="text/javascript"> var jg_ihtm, jg_ie, jg_fast, jg_dom, jg_moz, jg_n4 = (document.layers && typeof document.classes != "undefined"); function chkDHTM(x, i) { x = document.body || null; jg_ie = x && typeof x.insertAdjacentHTML != "undefined"; jg_dom = (x && !jg_ie && typeof x.appendChild != "undefined" && typeof document.createRange != "undefined" && typeof (i = document.createRange()).setStartBefore != "undefined" && typeof i.createContextualFragment != "undefined"); jg_ihtm = !jg_ie && !jg_dom && x && typeof x.innerHTML != "undefined"; jg_fast = jg_ie && document.all && !window.opera; jg_moz = jg_dom && typeof x.style.MozOpacity != "undefined"; } function pntDoc() { this.wnd.document.write(jg_fast? this.htmRpc() : this.htm); this.htm = ''; } function pntCnvDom() { var x = document.createRange(); x.setStartBefore(this.cnv); x = x.createContextualFragment(jg_fast? this.htmRpc() : this.htm); this.cnv.appendChild(x); this.htm = ''; } function pntCnvIe() { this.cnv.insertAdjacentHTML("BeforeEnd", jg_fast? this.htmRpc() : this.htm); this.htm = ''; } function pntCnvIhtm() { this.cnv.innerHTML += this.htm; this.htm = ''; } function pntCnv() { this.htm = ''; } function mkDiv(x, y, w, h) { this.htm += '<div style="position:absolute;'+ 'left:' + x + 'px;'+ 'top:' + y + 'px;'+ 'width:' + w + 'px;'+ 'height:' + h + 'px;'+ 'clip:rect(0,'+w+'px,'+h+'px,0);'+ 'background-color:' + this.color + (!jg_moz? ';overflow:hidden' : '')+ ';"><\/div>'; } function mkDivIe(x, y, w, h) { this.htm += '%%'+this.color+';'+x+';'+y+';'+w+';'+h+';'; } function mkDivPrt(x, y, w, h) { this.htm += '<div style="position:absolute;'+ 'border-left:' + w + 'px solid ' + this.color + ';'+ 'left:' + x + 'px;'+ 'top:' + y + 'px;'+ 'width:0px;'+ 'height:' + h + 'px;'+ 'clip:rect(0,'+w+'px,'+h+'px,0);'+ 'background-color:' + this.color + (!jg_moz? ';overflow:hidden' : '')+ ';"><\/div>'; } function mkLyr(x, y, w, h) { this.htm += '<layer '+ 'left="' + x + '" '+ 'top="' + y + '" '+ 'width="' + w + '" '+ 'height="' + h + '" '+ 'bgcolor="' + this.color + '"><\/layer>\n'; } var regex = /%%([^;]+);([^;]+);([^;]+);([^;]+);([^;]+);/g; function htmRpc() { return this.htm.replace( regex, '<div style="overflow:hidden;position:absolute;background-color:'+ '$1;left:$2;top:$3;width:$4;height:$5"></div>\n'); } function htmPrtRpc() { return this.htm.replace( regex, '<div style="overflow:hidden;position:absolute;background-color:'+ '$1;left:$2;top:$3;width:$4;height:$5;border-left:$4px solid $1"></div>\n'); } function mkLin(x1, y1, x2, y2) { if (x1 > x2) { var _x2 = x2; var _y2 = y2; x2 = x1; y2 = y1; x1 = _x2; y1 = _y2; } var dx = x2-x1, dy = Math.abs(y2-y1), x = x1, y = y1, yIncr = (y1 > y2)? -1 : 1; if (dx >= dy) { var pr = dy<<1, pru = pr - (dx<<1), p = pr-dx, ox = x; while ((dx--) > 0) { ++x; if (p > 0) { this.mkDiv(ox, y, x-ox, 1); y += yIncr; p += pru; ox = x; } else p += pr; } this.mkDiv(ox, y, x2-ox+1, 1); } else { var pr = dx<<1, pru = pr - (dy<<1), p = pr-dy, oy = y; if (y2 <= y1) { while ((dy--) > 0) { if (p > 0) { this.mkDiv(x++, y, 1, oy-y+1); y += yIncr; p += pru; oy = y; } else { y += yIncr; p += pr; } } this.mkDiv(x2, y2, 1, oy-y2+1); } else { while ((dy--) > 0) { y += yIncr; if (p > 0) { this.mkDiv(x++, oy, 1, y-oy); p += pru; oy = y; } else p += pr; } this.mkDiv(x2, oy, 1, y2-oy+1); } } } function mkLin2D(x1, y1, x2, y2) { if (x1 > x2) { var _x2 = x2; var _y2 = y2; x2 = x1; y2 = y1; x1 = _x2; y1 = _y2; } var dx = x2-x1, dy = Math.abs(y2-y1), x = x1, y = y1, yIncr = (y1 > y2)? -1 : 1; var s = this.stroke; if (dx >= dy) { if (dx > 0 && s-3 > 0) { var _s = (s*dx*Math.sqrt(1+dy*dy/(dx*dx))-dx-(s>>1)*dy) / dx; _s = (!(s-4)? Math.ceil(_s) : Math.round(_s)) + 1; } else var _s = s; var ad = Math.ceil(s/2); var pr = dy<<1, pru = pr - (dx<<1), p = pr-dx, ox = x; while ((dx--) > 0) { ++x; if (p > 0) { this.mkDiv(ox, y, x-ox+ad, _s); y += yIncr; p += pru; ox = x; } else p += pr; } this.mkDiv(ox, y, x2-ox+ad+1, _s); } else { if (s-3 > 0) { var _s = (s*dy*Math.sqrt(1+dx*dx/(dy*dy))-(s>>1)*dx-dy) / dy; _s = (!(s-4)? Math.ceil(_s) : Math.round(_s)) + 1; } else var _s = s; var ad = Math.round(s/2); var pr = dx<<1, pru = pr - (dy<<1), p = pr-dy, oy = y; if (y2 <= y1) { ++ad; while ((dy--) > 0) { if (p > 0) { this.mkDiv(x++, y, _s, oy-y+ad); y += yIncr; p += pru; oy = y; } else { y += yIncr; p += pr; } } this.mkDiv(x2, y2, _s, oy-y2+ad); } else { while ((dy--) > 0) { y += yIncr; if (p > 0) { this.mkDiv(x++, oy, _s, y-oy+ad); p += pru; oy = y; } else p += pr; } this.mkDiv(x2, oy, _s, y2-oy+ad+1); } } } function mkLinDott(x1, y1, x2, y2) { if (x1 > x2) { var _x2 = x2; var _y2 = y2; x2 = x1; y2 = y1; x1 = _x2; y1 = _y2; } var dx = x2-x1, dy = Math.abs(y2-y1), x = x1, y = y1, yIncr = (y1 > y2)? -1 : 1, drw = true; if (dx >= dy) { var pr = dy<<1, pru = pr - (dx<<1), p = pr-dx; while ((dx--) > 0) { if (drw) this.mkDiv(x, y, 1, 1); drw = !drw; if (p > 0) { y += yIncr; p += pru; } else p += pr; ++x; } if (drw) this.mkDiv(x, y, 1, 1); } else { var pr = dx<<1, pru = pr - (dy<<1), p = pr-dy; while ((dy--) > 0) { if (drw) this.mkDiv(x, y, 1, 1); drw = !drw; y += yIncr; if (p > 0) { ++x; p += pru; } else p += pr; } if (drw) this.mkDiv(x, y, 1, 1); } } function mkOv(left, top, width, height) { var a = width>>1, b = height>>1, wod = width&1, hod = (height&1)+1, cx = left+a, cy = top+b, x = 0, y = b, ox = 0, oy = b, aa = (a*a)<<1, bb = (b*b)<<1, st = (aa>>1)*(1-(b<<1)) + bb, tt = (bb>>1) - aa*((b<<1)-1), w, h; while (y > 0) { if (st < 0) { st += bb*((x<<1)+3); tt += (bb<<1)*(++x); } else if (tt < 0) { st += bb*((x<<1)+3) - (aa<<1)*(y-1); tt += (bb<<1)*(++x) - aa*(((y--)<<1)-3); w = x-ox; h = oy-y; if (w&2 && h&2) { this.mkOvQds(cx, cy, -x+2, ox+wod, -oy, oy-1+hod, 1, 1); this.mkOvQds(cx, cy, -x+1, x-1+wod, -y-1, y+hod, 1, 1); } else this.mkOvQds(cx, cy, -x+1, ox+wod, -oy, oy-h+hod, w, h); ox = x; oy = y; } else { tt -= aa*((y<<1)-3); st -= (aa<<1)*(--y); } } this.mkDiv(cx-a, cy-oy, a-ox+1, (oy<<1)+hod); this.mkDiv(cx+ox+wod, cy-oy, a-ox+1, (oy<<1)+hod); } function mkOv2D(left, top, width, height) { var s = this.stroke; width += s-1; height += s-1; var a = width>>1, b = height>>1, wod = width&1, hod = (height&1)+1, cx = left+a, cy = top+b, x = 0, y = b, aa = (a*a)<<1, bb = (b*b)<<1, st = (aa>>1)*(1-(b<<1)) + bb, tt = (bb>>1) - aa*((b<<1)-1); if (s-4 < 0 && (!(s-2) || width-51 > 0 && height-51 > 0)) { var ox = 0, oy = b, w, h, pxl, pxr, pxt, pxb, pxw; while (y > 0) { if (st < 0) { st += bb*((x<<1)+3); tt += (bb<<1)*(++x); } else if (tt < 0) { st += bb*((x<<1)+3) - (aa<<1)*(y-1); tt += (bb<<1)*(++x) - aa*(((y--)<<1)-3); w = x-ox; h = oy-y; if (w-1) { pxw = w+1+(s&1); h = s; } else if (h-1) { pxw = s; h += 1+(s&1); } else pxw = h = s; this.mkOvQds(cx, cy, -x+1, ox-pxw+w+wod, -oy, -h+oy+hod, pxw, h); ox = x; oy = y; } else { tt -= aa*((y<<1)-3); st -= (aa<<1)*(--y); } } this.mkDiv(cx-a, cy-oy, s, (oy<<1)+hod); this.mkDiv(cx+a+wod-s+1, cy-oy, s, (oy<<1)+hod); } else { var _a = (width-((s-1)<<1))>>1, _b = (height-((s-1)<<1))>>1, _x = 0, _y = _b, _aa = (_a*_a)<<1, _bb = (_b*_b)<<1, _st = (_aa>>1)*(1-(_b<<1)) + _bb, _tt = (_bb>>1) - _aa*((_b<<1)-1), pxl = new Array(), pxt = new Array(), _pxb = new Array(); pxl[0] = 0; pxt[0] = b; _pxb[0] = _b-1; while (y > 0) { if (st < 0) { st += bb*((x<<1)+3); tt += (bb<<1)*(++x); pxl[pxl.length] = x; pxt[pxt.length] = y; } else if (tt < 0) { st += bb*((x<<1)+3) - (aa<<1)*(y-1); tt += (bb<<1)*(++x) - aa*(((y--)<<1)-3); pxl[pxl.length] = x; pxt[pxt.length] = y; } else { tt -= aa*((y<<1)-3); st -= (aa<<1)*(--y); } if (_y > 0) { if (_st < 0) { _st += _bb*((_x<<1)+3); _tt += (_bb<<1)*(++_x); _pxb[_pxb.length] = _y-1; } else if (_tt < 0) { _st += _bb*((_x<<1)+3) - (_aa<<1)*(_y-1); _tt += (_bb<<1)*(++_x) - _aa*(((_y--)<<1)-3); _pxb[_pxb.length] = _y-1; } else { _tt -= _aa*((_y<<1)-3); _st -= (_aa<<1)*(--_y); _pxb[_pxb.length-1]--; } } } var ox = 0, oy = b, _oy = _pxb[0], l = pxl.length, w, h; for (var i = 0; i < l; i++) { if (typeof _pxb[i] != "undefined") { if (_pxb[i] < _oy || pxt[i] < oy) { x = pxl[i]; this.mkOvQds(cx, cy, -x+1, ox+wod, -oy, _oy+hod, x-ox, oy-_oy); ox = x; oy = pxt[i]; _oy = _pxb[i]; } } else { x = pxl[i]; this.mkDiv(cx-x+1, cy-oy, 1, (oy<<1)+hod); this.mkDiv(cx+ox+wod, cy-oy, 1, (oy<<1)+hod); ox = x; oy = pxt[i]; } } this.mkDiv(cx-a, cy-oy, 1, (oy<<1)+hod); this.mkDiv(cx+ox+wod, cy-oy, 1, (oy<<1)+hod); } } function mkOvDott(left, top, width, height) { var a = width>>1, b = height>>1, wod = width&1, hod = height&1, cx = left+a, cy = top+b, x = 0, y = b, aa2 = (a*a)<<1, aa4 = aa2<<1, bb = (b*b)<<1, st = (aa2>>1)*(1-(b<<1)) + bb, tt = (bb>>1) - aa2*((b<<1)-1), drw = true; while (y > 0) { if (st < 0) { st += bb*((x<<1)+3); tt += (bb<<1)*(++x); } else if (tt < 0) { st += bb*((x<<1)+3) - aa4*(y-1); tt += (bb<<1)*(++x) - aa2*(((y--)<<1)-3); } else { tt -= aa2*((y<<1)-3); st -= aa4*(--y); } if (drw) this.mkOvQds(cx, cy, -x, x+wod, -y, y+hod, 1, 1); drw = !drw; } } function mkRect(x, y, w, h) { var s = this.stroke; this.mkDiv(x, y, w, s); this.mkDiv(x+w, y, s, h); this.mkDiv(x, y+h, w+s, s); this.mkDiv(x, y+s, s, h-s); } function mkRectDott(x, y, w, h) { this.drawLine(x, y, x+w, y); this.drawLine(x+w, y, x+w, y+h); this.drawLine(x, y+h, x+w, y+h); this.drawLine(x, y, x, y+h); } function jsgFont() { this.PLAIN = 'font-weight:normal;'; this.BOLD = 'font-weight:bold;'; this.ITALIC = 'font-style:italic;'; this.ITALIC_BOLD = this.ITALIC + this.BOLD; this.BOLD_ITALIC = this.ITALIC_BOLD; } var Font = new jsgFont(); function jsgStroke() { this.DOTTED = -1; } var Stroke = new jsgStroke(); function jsGraphics(id, wnd) { this.setColor = new Function('arg', 'this.color = arg.toLowerCase();'); this.setStroke = function(x) { this.stroke = x; if (!(x+1)) { this.drawLine = mkLinDott; this.mkOv = mkOvDott; this.drawRect = mkRectDott; } else if (x-1 > 0) { this.drawLine = mkLin2D; this.mkOv = mkOv2D; this.drawRect = mkRect; } else { this.drawLine = mkLin; this.mkOv = mkOv; this.drawRect = mkRect; } }; this.setPrintable = function(arg) { this.printable = arg; if (jg_fast) { this.mkDiv = mkDivIe; this.htmRpc = arg? htmPrtRpc : htmRpc; } else this.mkDiv = jg_n4? mkLyr : arg? mkDivPrt : mkDiv; }; this.setFont = function(fam, sz, sty) { this.ftFam = fam; this.ftSz = sz; this.ftSty = sty || Font.PLAIN; }; this.drawPolyline = this.drawPolyLine = function(x, y, s) { for (var i=0 ; i<x.length-1 ; i++ ) this.drawLine(x[i], y[i], x[i+1], y[i+1]); }; this.fillRect = function(x, y, w, h) { this.mkDiv(x, y, w, h); }; this.drawPolygon = function(x, y) { this.drawPolyline(x, y); this.drawLine(x[x.length-1], y[x.length-1], x[0], y[0]); }; this.drawEllipse = this.drawOval = function(x, y, w, h) { this.mkOv(x, y, w, h); }; this.fillEllipse = this.fillOval = function(left, top, w, h) { var a = (w -= 1)>>1, b = (h -= 1)>>1, wod = (w&1)+1, hod = (h&1)+1, cx = left+a, cy = top+b, x = 0, y = b, ox = 0, oy = b, aa2 = (a*a)<<1, aa4 = aa2<<1, bb = (b*b)<<1, st = (aa2>>1)*(1-(b<<1)) + bb, tt = (bb>>1) - aa2*((b<<1)-1), pxl, dw, dh; if (w+1) while (y > 0) { if (st < 0) { st += bb*((x<<1)+3); tt += (bb<<1)*(++x); } else if (tt < 0) { st += bb*((x<<1)+3) - aa4*(y-1); pxl = cx-x; dw = (x<<1)+wod; tt += (bb<<1)*(++x) - aa2*(((y--)<<1)-3); dh = oy-y; this.mkDiv(pxl, cy-oy, dw, dh); this.mkDiv(pxl, cy+y+hod, dw, dh); ox = x; oy = y; } else { tt -= aa2*((y<<1)-3); st -= aa4*(--y); } } this.mkDiv(cx-a, cy-oy, w+1, (oy<<1)+hod); }; /* fillPolygon method, implemented by Matthieu Haller. This javascript function is an adaptation of the gdImageFilledPolygon for Walter Zorn lib. C source of GD 1.8.4 found at http://www.boutell.com/gd/ THANKS to Kirsten Schulz for the polygon fixes! The intersection finding technique of this code could be improved by remembering the previous intertersection, and by using the slope. That could help to adjust intersections to produce a nice interior_extrema. */ this.fillPolygon = function(array_x, array_y) { var i; var y; var miny, maxy; var x1, y1; var x2, y2; var ind1, ind2; var ints; var n = array_x.length; if (!n) return; miny = array_y[0]; maxy = array_y[0]; for (i = 1; i < n; i++) { if (array_y[i] < miny) miny = array_y[i]; if (array_y[i] > maxy) maxy = array_y[i]; } for (y = miny; y <= maxy; y++) { var polyInts = new Array(); ints = 0; for (i = 0; i < n; i++) { if (!i) { ind1 = n-1; ind2 = 0; } else { ind1 = i-1; ind2 = i; } y1 = array_y[ind1]; y2 = array_y[ind2]; if (y1 < y2) { x1 = array_x[ind1]; x2 = array_x[ind2]; } else if (y1 > y2) { y2 = array_y[ind1]; y1 = array_y[ind2]; x2 = array_x[ind1]; x1 = array_x[ind2]; } else continue; // modified 11. 2. 2004 Walter Zorn if ((y >= y1) && (y < y2)) polyInts[ints++] = Math.round((y-y1) * (x2-x1) / (y2-y1) + x1); else if ((y == maxy) && (y > y1) && (y <= y2)) polyInts[ints++] = Math.round((y-y1) * (x2-x1) / (y2-y1) + x1); } polyInts.sort(integer_compare); for (i = 0; i < ints; i+=2) this.mkDiv(polyInts[i], y, polyInts[i+1]-polyInts[i]+1, 1); } }; this.drawString = function(txt, x, y) { this.htm += '<div style="position:absolute;white-space:nowrap;'+ 'left:' + x + 'px;'+ 'top:' + y + 'px;'+ 'font-family:' + this.ftFam + ';'+ 'font-size:' + this.ftSz + ';'+ 'color:' + this.color + ';' + this.ftSty + '">'+ txt + '<\/div>'; }; /* drawStringRect() added by Rick Blommers. Allows to specify the size of the text rectangle and to align the text both horizontally (e.g. right) and vertically within that rectangle */ this.drawStringRect = function(txt, x, y, width, halign) { this.htm += '<div style="position:absolute;overflow:hidden;'+ 'left:' + x + 'px;'+ 'top:' + y + 'px;'+ 'width:'+width +'px;'+ 'text-align:'+halign+';'+ 'font-family:' + this.ftFam + ';'+ 'font-size:' + this.ftSz + ';'+ 'color:' + this.color + ';' + this.ftSty + '">'+ txt + '<\/div>'; }; this.drawImage = function(imgSrc, x, y, w, h, a) { this.htm += '<div style="position:absolute;'+ 'left:' + x + 'px;'+ 'top:' + y + 'px;'+ 'width:' + w + ';'+ 'height:' + h + ';">'+ '<img src="' + imgSrc + '" width="' + w + '" height="' + h + '"' + (a? (' '+a) : '') + '>'+ '<\/div>'; }; this.clear = function() { this.htm = ""; if (this.cnv) this.cnv.innerHTML = this.defhtm; }; this.mkOvQds = function(cx, cy, xl, xr, yt, yb, w, h) { this.mkDiv(xr+cx, yt+cy, w, h); this.mkDiv(xr+cx, yb+cy, w, h); this.mkDiv(xl+cx, yb+cy, w, h); this.mkDiv(xl+cx, yt+cy, w, h); }; this.setStroke(1); this.setFont('verdana,geneva,helvetica,sans-serif', String.fromCharCode(0x31, 0x32, 0x70, 0x78), Font.PLAIN); this.color = '#000000'; this.htm = ''; this.wnd = wnd || window; if (!(jg_ie || jg_dom || jg_ihtm)) chkDHTM(); if (typeof id != 'string' || !id) this.paint = pntDoc; else { this.cnv = document.all? (this.wnd.document.all[id] || null) : document.getElementById? (this.wnd.document.getElementById(id) || null) : null; this.defhtm = (this.cnv && this.cnv.innerHTML)? this.cnv.innerHTML : ''; this.paint = jg_dom? pntCnvDom : jg_ie? pntCnvIe : jg_ihtm? pntCnvIhtm : pntCnv; } this.setPrintable(false); } function integer_compare(x,y) { return (x < y) ? -1 : ((x > y)*1); } </script> <script type="text/javascript"> hD="0123456789ABCDEF"; function d2h(d) { var h = hD.substr(d&15,1); while(d>15) {d>>=4;h=hD.substr(d&15,1)+h;} return h; } function h2d(h) { return parseInt(h,16); } function line_graph() { this.ct = 0; this.data = new Array(); this.x_name = new Array(); this.max = -64000; //MAX INT this.c_array = new Array(); this.c_array[0] = new Array(255, 192, 95); this.c_array[1] = new Array(80, 127, 175); this.c_array[2] = new Array(159, 87, 112); this.c_array[3] = new Array(111, 120, 96); this.c_array[4] = new Array(224, 119, 96); this.c_array[5] = new Array(80, 159, 144); this.c_array[6] = new Array(207, 88, 95); this.c_array[7] = new Array(64, 135, 96); this.c_array[8] = new Array(239, 160, 95); this.c_array[9] = new Array(144, 151, 80); this.c_array[10] = new Array(255, 136, 80); this.getColor = function() { if(this.ct >= (this.c_array.length-1)) this.ct = 0; else this.ct++; return "#" + d2h(this.c_array[this.ct][0]) + d2h(this.c_array[this.ct][1]) + d2h(this.c_array[this.ct][2]); } this.add = function(x_name, value) { this.x_name.push(x_name); this.data.push(parseInt(value,10)); if(value > this.max) this.max = parseInt(value,10); } this.render = function(canvas, title) { var jg = new jsGraphics(canvas); var h = 250; var sx = 40; var dw = 15; var shadow = 0; var fnt = 12; var rtmax = sx + 10 + (dw+Math.round((dw/2))+shadow)*(this.data.length); // Draw markers var i; jg.setColor("black"); for(i = 1 ; i <= 5 ; i++) { jg.drawLine(0,Math.round((h/5*i)),rtmax+20,Math.round((h/5*i))); var ff = Math.round(this.max - (this.max / 5 * i)); jg.drawString(ff+"",4,Math.round((h/5*i)-2)); } // Draw the bar graph var color = this.getColor(); var oldx, oldy; jg.setStroke(1); for(i = 0; i < this.data.length; i++) { var ht1 = Math.round(this.data[i]*h/this.max); if(i >= 1) { jg.setColor(color); jg.drawLine(oldx, h-oldy, sx, h-ht1); } jg.setColor("red"); jg.fillEllipse(sx-2, h-ht1-2, 5, 5); jg.setColor("black"); jg.drawString(this.x_name[i], sx, h); oldx = sx; oldy = ht1; sx = sx+dw+Math.round(dw/2)+shadow; } jg.setFont("Verdana", fnt, Font.BOLD); jg.drawStringRect(title, 0, h+fnt+4, rtmax+20, "right"); jg.paint(); } } </script> <div id="lineCanvas" style="overflow: auto; position:relative;height:300px;width:400px;"></div> <script type="text/javascript"> var g = new line_graph(); g.add('1', 45); g.add('2', 3); g.add('3', 55); g.add('4', 30); g.add('5', 50); g.add('6', 65); g.add('7', 25); g.add('8', 5); g.add('9', 25); g.add('10', 35); g.add('11', 55); g.render("lineCanvas", "Line Graph"); </script>