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#W# Initial Commit: Avatars Conquest

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WarrentyExpired 2026-07-04 10:35:30 -04:00
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Scripts/Engines/Reports/Rendering/BarGraphRenderer.cs Normal file
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using System;
using System.Drawing;
using System.Collections;
using System.Drawing.Imaging;
using System.Drawing.Drawing2D;
namespace Server.Engines.Reports
{
// Modified from MS sample
//*********************************************************************
//
// BarGraph Class
//
// This class uses GDI+ to render Bar Chart.
//
//*********************************************************************
public class BarRegion
{
public int m_RangeFrom, m_RangeTo;
public string m_Name;
public BarRegion( int rangeFrom, int rangeTo, string name )
{
m_RangeFrom = rangeFrom;
m_RangeTo = rangeTo;
m_Name = name;
}
}
public class BarGraphRenderer : ChartRenderer
{
private const float _graphLegendSpacer = 15F;
private const float _labelFontSize = 7f;
private const int _legendFontSize = 9;
private const float _legendRectangleSize = 10F;
private const float _spacer = 5F;
public BarRegion[] _regions;
private BarGraphRenderMode _renderMode;
// Overall related members
private Color _backColor;
private string _fontFamily;
private string _longestTickValue = string.Empty; // Used to calculate max value width
private float _maxTickValueWidth; // Used to calculate left offset of bar graph
private float _totalHeight;
private float _totalWidth;
// Graph related members
private float _barWidth;
private float _bottomBuffer; // Space from bottom to x axis
private bool _displayBarData;
private Color _fontColor;
private float _graphHeight;
private float _graphWidth;
private float _maxValue = 0.0f; // = final tick value * tick count
private float _scaleFactor; // = _maxValue / _graphHeight
private float _spaceBtwBars; // For now same as _barWidth
private float _topBuffer; // Space from top to the top of y axis
private float _xOrigin; // x position where graph starts drawing
private float _yOrigin; // y position where graph starts drawing
private string _yLabel;
private int _yTickCount;
private float _yTickValue; // Value for each tick = _maxValue/_yTickCount
// Legend related members
private bool _displayLegend;
private float _legendWidth;
private string _longestLabel = string.Empty; // Used to calculate legend width
private float _maxLabelWidth = 0.0f;
public string FontFamily
{
get{ return _fontFamily; }
set{ _fontFamily = value; }
}
public BarGraphRenderMode RenderMode
{
get{ return _renderMode; }
set{ _renderMode = value; }
}
public Color BackgroundColor
{
set{ _backColor = value; }
}
public int BottomBuffer
{
set { _bottomBuffer = Convert.ToSingle(value); }
}
public Color FontColor
{
set{ _fontColor = value; }
}
public int Height
{
get{ return Convert.ToInt32(_totalHeight); }
set{ _totalHeight = Convert.ToSingle(value); }
}
public int Width
{
get{ return Convert.ToInt32(_totalWidth); }
set{ _totalWidth = Convert.ToSingle(value); }
}
public bool ShowLegend
{
get{ return _displayLegend; }
set{ _displayLegend = value; }
}
public bool ShowData
{
get{ return _displayBarData; }
set{ _displayBarData = value; }
}
public int TopBuffer
{
set { _topBuffer = Convert.ToSingle(value); }
}
public string VerticalLabel
{
get{ return _yLabel; }
set{ _yLabel = value; }
}
public int VerticalTickCount
{
get{ return _yTickCount; }
set{ _yTickCount = value; }
}
private string _xTitle, _yTitle;
public void SetTitles( string xTitle, string yTitle )
{
_xTitle = xTitle;
_yTitle = yTitle;
}
public BarGraphRenderer()
{
AssignDefaultSettings();
}
public BarGraphRenderer(Color bgColor)
{
AssignDefaultSettings();
BackgroundColor = bgColor;
}
//*********************************************************************
//
// This method collects all data points and calculate all the necessary dimensions
// to draw the bar graph. It is the method called before invoking the Draw() method.
// labels is the x values.
// values is the y values.
//
//*********************************************************************
public void CollectDataPoints(string[] labels, string[] values)
{
if (labels.Length == values.Length)
{
for(int i=0; i<labels.Length; i++)
{
float temp = Convert.ToSingle(values[i]);
string shortLbl = MakeShortLabel(labels[i]);
// For now put 0.0 for start position and sweep size
DataPoints.Add(new DataItem(shortLbl, labels[i], temp, 0.0f, 0.0f, GetColor(i)));
// Find max value from data; this is only temporary _maxValue
if (_maxValue < temp) _maxValue = temp;
// Find the longest description
if (_displayLegend)
{
string currentLbl = labels[i] + " (" + shortLbl + ")";
float currentWidth = CalculateImgFontWidth(currentLbl, _legendFontSize, FontFamily);
if(_maxLabelWidth < currentWidth)
{
_longestLabel = currentLbl;
_maxLabelWidth = currentWidth;
}
}
}
CalculateTickAndMax();
CalculateGraphDimension();
CalculateBarWidth(DataPoints.Count, _graphWidth);
CalculateSweepValues();
}
else
throw new Exception("X data count is different from Y data count");
}
//*********************************************************************
//
// Same as above; called when user doesn't care about the x values
//
//*********************************************************************
public void CollectDataPoints(string[] values)
{
string[] labels = values;
CollectDataPoints(labels, values);
}
public void DrawRegions( Graphics gfx )
{
if ( _regions == null )
return;
using ( StringFormat textFormat = new StringFormat() )
{
textFormat.Alignment = StringAlignment.Center;
textFormat.LineAlignment = StringAlignment.Center;
using ( Font font = new Font( _fontFamily, _labelFontSize ) )
{
using ( Brush textBrush = new SolidBrush( _fontColor ) )
{
using ( Pen solidPen = new Pen( _fontColor ) )
{
using ( Pen lightPen = new Pen( Color.FromArgb( 128, _fontColor ) ) )
{
float labelWidth = _barWidth + _spaceBtwBars;
for ( int i = 0; i < _regions.Length; ++i )
{
BarRegion reg = _regions[i];
RectangleF rc = new RectangleF( _xOrigin + (reg.m_RangeFrom * labelWidth), _yOrigin, (reg.m_RangeTo - reg.m_RangeFrom + 1) * labelWidth, _graphHeight );
if ( rc.X+rc.Width > _xOrigin+_graphWidth )
rc.Width = _xOrigin+_graphWidth-rc.X;
using ( SolidBrush brsh = new SolidBrush( Color.FromArgb( 48, GetColor( i ) ) ) )
gfx.FillRectangle( brsh, rc );
rc.Offset( (rc.Width - 200.0f) * 0.5f, -16.0f );
rc.Width = 200.0f;
rc.Height = 20.0f;
gfx.DrawString( reg.m_Name, font, textBrush, rc, textFormat );
}
}
}
}
}
}
}
//*********************************************************************
//
// This method returns a bar graph bitmap to the calling function. It is called after
// all dimensions and data points are calculated.
//
//*********************************************************************
public override Bitmap Draw()
{
int height = Convert.ToInt32(_totalHeight);
int width = Convert.ToInt32(_totalWidth);
Bitmap bmp = new Bitmap(width, height);
using(Graphics graph = Graphics.FromImage(bmp))
{
graph.CompositingQuality = CompositingQuality.HighQuality;
graph.SmoothingMode = SmoothingMode.AntiAlias;
using ( SolidBrush brsh = new SolidBrush( _backColor ) )
graph.FillRectangle(brsh, -1, -1, bmp.Width+1, bmp.Height+1);
DrawRegions(graph);
DrawVerticalLabelArea(graph);
DrawXLabelBack(graph);
DrawBars(graph);
DrawXLabelArea(graph);
if (_displayLegend)
DrawLegend(graph);
}
return bmp;
}
//*********************************************************************
//
// This method draws all the bars for the graph.
//
//*********************************************************************
public int _interval;
private void DrawBars(Graphics graph)
{
SolidBrush brsFont = null;
Font valFont = null;
StringFormat sfFormat = null;
try
{
brsFont = new SolidBrush(_fontColor);
valFont = new Font(_fontFamily, _labelFontSize);
sfFormat = new StringFormat();
sfFormat.Alignment = StringAlignment.Center;
int i = 0;
PointF[] linePoints = null;
if ( _renderMode == BarGraphRenderMode.Lines )
linePoints = new PointF[DataPoints.Count];
int pointIndex = 0;
// Draw bars and the value above each bar
using ( Pen pen = new Pen(_fontColor,0.15f) )
{
using ( SolidBrush whiteBrsh = new SolidBrush( Color.FromArgb( 128, Color.White ) ) )
{
foreach(DataItem item in DataPoints)
{
using(SolidBrush barBrush = new SolidBrush(item.ItemColor))
{
float itemY = _yOrigin + _graphHeight - item.SweepSize;
if ( _renderMode == BarGraphRenderMode.Lines )
{
linePoints[pointIndex++] = new PointF( _xOrigin + item.StartPos + (_barWidth / 2), itemY );
}
else if ( _renderMode == BarGraphRenderMode.Bars )
{
float ox = _xOrigin + item.StartPos;
float oy = itemY;
float ow = _barWidth;
float oh = item.SweepSize;
float of = 9.5f;
PointF[] pts = new PointF[]
{
new PointF( ox, oy ),
new PointF( ox + ow, oy ),
new PointF( ox + of, oy + of ),
new PointF( ox + of + ow, oy + of ),
new PointF( ox, oy + oh ),
new PointF( ox + of, oy + of + oh ),
new PointF( ox + of + ow, oy + of + oh )
};
graph.FillPolygon( barBrush, new PointF[]{ pts[2], pts[3], pts[6], pts[5] } );
using ( SolidBrush ltBrsh = new SolidBrush( System.Windows.Forms.ControlPaint.Light(item.ItemColor,0.1f) ) )
graph.FillPolygon( ltBrsh, new PointF[]{ pts[0], pts[2], pts[5], pts[4] } );
using ( SolidBrush drkBrush = new SolidBrush( System.Windows.Forms.ControlPaint.Dark(item.ItemColor,0.05f) ) )
graph.FillPolygon( drkBrush, new PointF[]{ pts[0], pts[1], pts[3], pts[2] } );
graph.DrawLine( pen, pts[0], pts[1] );
graph.DrawLine( pen, pts[0], pts[2] );
graph.DrawLine( pen, pts[1], pts[3] );
graph.DrawLine( pen, pts[2], pts[3] );
graph.DrawLine( pen, pts[2], pts[5] );
graph.DrawLine( pen, pts[0], pts[4] );
graph.DrawLine( pen, pts[4], pts[5] );
graph.DrawLine( pen, pts[5], pts[6] );
graph.DrawLine( pen, pts[3], pts[6] );
// Draw data value
if (_displayBarData&&(i%_interval)==0)
{
float sectionWidth = ( _barWidth + _spaceBtwBars );
float startX = _xOrigin + (i * sectionWidth) + (sectionWidth / 2); // This draws the value on center of the bar
float startY = itemY - 2f - valFont.Height; // Positioned on top of each bar by 2 pixels
RectangleF recVal = new RectangleF(startX-((sectionWidth * _interval) / 2), startY, sectionWidth * _interval, valFont.Height);
SizeF sz = graph.MeasureString(item.Value.ToString("#,###.##"),valFont,recVal.Size,sfFormat);
//using ( SolidBrush brsh = new SolidBrush( Color.FromArgb( 180, 255, 255, 255 ) ) )
// graph.FillRectangle( brsh, new RectangleF(recVal.X+((recVal.Width-sz.Width)/2),recVal.Y+((recVal.Height-sz.Height)/2),sz.Width+4,sz.Height) );
//graph.DrawString(item.Value.ToString("#,###.##"), valFont, brsFont, recVal, sfFormat);
for ( int box = -1; box <= 1; ++box )
{
for ( int boy = -1; boy <= 1; ++boy )
{
if ( box == 0 && boy == 0 )
continue;
RectangleF rco = new RectangleF( recVal.X+box, recVal.Y+boy, recVal.Width, recVal.Height );
graph.DrawString(item.Value.ToString("#,###.##"), valFont, whiteBrsh, rco, sfFormat);
}
}
graph.DrawString(item.Value.ToString("#,###.##"), valFont, brsFont, recVal, sfFormat);
}
}
i++;
}
}
if ( _renderMode == BarGraphRenderMode.Lines )
{
if ( linePoints.Length >= 2 )
{
using ( Pen linePen = new Pen( Color.FromArgb(220,Color.Red), 2.5f ) )
graph.DrawCurve( linePen, linePoints, 0.5f );
}
using ( Pen linePen = new Pen( Color.FromArgb(40,_fontColor), 0.8f ) )
{
for ( int j = 0; j < linePoints.Length; ++j )
{
graph.DrawLine( linePen, linePoints[j], new PointF( linePoints[j].X, _yOrigin + _graphHeight ) );
DataItem item = DataPoints[j];
float itemY = _yOrigin + _graphHeight - item.SweepSize;
// Draw data value
if (_displayBarData&&(j%_interval)==0)
{
graph.FillEllipse( brsFont, new RectangleF( linePoints[j].X-2.0f, linePoints[j].Y-2.0f, 4.0f, 4.0f ) );
float sectionWidth = ( _barWidth + _spaceBtwBars );
float startX = _xOrigin + (j * sectionWidth) + (sectionWidth/2); // This draws the value on center of the bar
float startY = itemY - 2f - valFont.Height; // Positioned on top of each bar by 2 pixels
RectangleF recVal = new RectangleF(startX-((sectionWidth * _interval) / 2), startY, sectionWidth * _interval, valFont.Height);
SizeF sz = graph.MeasureString(item.Value.ToString("#,###.##"),valFont,recVal.Size,sfFormat);
//using ( SolidBrush brsh = new SolidBrush( Color.FromArgb( 48, 255, 255, 255 ) ) )
// graph.FillRectangle( brsh, new RectangleF(recVal.X+((recVal.Width-sz.Width)/2),recVal.Y+((recVal.Height-sz.Height)/2),sz.Width+4,sz.Height) );
for ( int box = -1; box <= 1; ++box )
{
for ( int boy = -1; boy <= 1; ++boy )
{
if ( box == 0 && boy == 0 )
continue;
RectangleF rco = new RectangleF( recVal.X+box, recVal.Y+boy, recVal.Width, recVal.Height );
graph.DrawString(item.Value.ToString("#,###.##"), valFont, whiteBrsh, rco, sfFormat);
}
}
graph.DrawString(item.Value.ToString("#,###.##"), valFont, brsFont, recVal, sfFormat);
}
}
}
}
}
}
}
finally
{
if (brsFont != null) brsFont.Dispose();
if (valFont != null) valFont.Dispose();
if (sfFormat != null) sfFormat.Dispose();
}
}
//*********************************************************************
//
// This method draws the y label, tick marks, tick values, and the y axis.
//
//*********************************************************************
private void DrawVerticalLabelArea(Graphics graph)
{
Font lblFont = null;
SolidBrush brs = null;
StringFormat lblFormat = null;
Pen pen = null;
StringFormat sfVLabel = null;
float fo = (_yTitle==null?0.0f:20.0f);
try
{
brs = new SolidBrush(_fontColor);
lblFormat = new StringFormat();
pen = new Pen(_fontColor);
if ( _yTitle != null )
{
sfVLabel = new StringFormat();
sfVLabel.Alignment = StringAlignment.Center;
sfVLabel.LineAlignment = StringAlignment.Center;
sfVLabel.FormatFlags=StringFormatFlags.DirectionVertical;
lblFont = new Font(_fontFamily, _labelFontSize+4.0f);
graph.DrawString(_yTitle,lblFont,brs,new RectangleF( 0.0f, _yOrigin, 20.0f, _graphHeight ), sfVLabel );
lblFont.Dispose();
}
sfVLabel = new StringFormat();
lblFormat.Alignment = StringAlignment.Far;
lblFormat.FormatFlags|=StringFormatFlags.NoClip;
// Draw vertical label at the top of y-axis and place it in the middle top of y-axis
lblFont = new Font(_fontFamily, _labelFontSize+2.0f,FontStyle.Bold);
RectangleF recVLabel = new RectangleF(0, _yOrigin-2*_spacer-lblFont.Height, _xOrigin*2, lblFont.Height);
sfVLabel.Alignment = StringAlignment.Center;
sfVLabel.FormatFlags|=StringFormatFlags.NoClip;
//graph.DrawRectangle(Pens.Black,Rectangle.Truncate(recVLabel));
graph.DrawString(_yLabel, lblFont, brs, recVLabel, sfVLabel);
lblFont.Dispose();
lblFont = new Font(_fontFamily, _labelFontSize);
// Draw all tick values and tick marks
using ( Pen smallPen = new Pen(Color.FromArgb(96,_fontColor),0.8f) )
{
for (int i=0; i<_yTickCount; i++)
{
float currentY = _topBuffer + (i * _yTickValue/_scaleFactor); // Position for tick mark
float labelY = currentY-lblFont.Height/2; // Place label in the middle of tick
RectangleF lblRec = new RectangleF(_spacer+fo-6, labelY, _maxTickValueWidth, lblFont.Height);
float currentTick = _maxValue - i*_yTickValue; // Calculate tick value from top to bottom
graph.DrawString(currentTick.ToString("#,###.##"), lblFont, brs, lblRec, lblFormat); // Draw tick value
graph.DrawLine(pen, _xOrigin, currentY, _xOrigin - 4.0f, currentY); // Draw tick mark
graph.DrawLine(smallPen, _xOrigin, currentY, _xOrigin + _graphWidth, currentY );
}
}
// Draw y axis
graph.DrawLine(pen, _xOrigin, _yOrigin, _xOrigin, _yOrigin + _graphHeight);
}
finally
{
if (lblFont != null) lblFont.Dispose();
if (brs != null) brs.Dispose();
if (lblFormat != null) lblFormat.Dispose();
if (pen != null) pen.Dispose();
if (sfVLabel != null) sfVLabel.Dispose();
}
}
//*********************************************************************
//
// This method draws x axis and all x labels
//
//*********************************************************************
private void DrawXLabelBack(Graphics graph)
{
Font lblFont = null;
SolidBrush brs = null;
StringFormat lblFormat = null;
Pen pen = null;
try
{
lblFont = new Font(_fontFamily, _labelFontSize);
brs = new SolidBrush(_fontColor);
lblFormat = new StringFormat();
pen = new Pen(_fontColor);
lblFormat.Alignment = StringAlignment.Center;
// Draw x axis
graph.DrawLine(pen, _xOrigin, _yOrigin + _graphHeight, _xOrigin + _graphWidth, _yOrigin + _graphHeight );
}
finally
{
if (lblFont != null) lblFont.Dispose();
if (brs != null) brs.Dispose();
if (lblFormat != null) lblFormat.Dispose();
if (pen != null) pen.Dispose();
}
}
private void DrawXLabelArea(Graphics graph)
{
Font lblFont = null;
SolidBrush brs = null;
StringFormat lblFormat = null;
Pen pen = null;
try
{
brs = new SolidBrush(_fontColor);
pen = new Pen(_fontColor);
if ( _xTitle != null )
{
lblFormat = new StringFormat();
lblFormat.Alignment = StringAlignment.Center;
lblFormat.LineAlignment = StringAlignment.Center;
// sfVLabel.FormatFlags=StringFormatFlags.DirectionVertical;
lblFont = new Font(_fontFamily, _labelFontSize+2.0f, FontStyle.Bold);
graph.DrawString(_xTitle,lblFont,brs,new RectangleF( _xOrigin, _yOrigin+_graphHeight+14.0f+(_renderMode==BarGraphRenderMode.Bars?10.0f:0.0f)+((DataPoints.Count/_interval)>24?16.0f:0.0f), _graphWidth, 20.0f ), lblFormat );
}
lblFont = new Font(_fontFamily, _labelFontSize);
lblFormat = new StringFormat();
lblFormat.Alignment = StringAlignment.Center;
lblFormat.FormatFlags |= StringFormatFlags.NoClip;
lblFormat.Trimming = StringTrimming.None;
//lblFormat.FormatFlags |= StringFormatFlags.NoWrap;
float of = 0.0f;
if ( _renderMode == BarGraphRenderMode.Bars )
{
of = 10.0f;
// Draw x axis
graph.DrawLine( pen, _xOrigin + of, _yOrigin + _graphHeight + of, _xOrigin + _graphWidth + of, _yOrigin + _graphHeight + of );
graph.DrawLine( pen, _xOrigin, _yOrigin + _graphHeight, _xOrigin + of, _yOrigin + _graphHeight + of );
graph.DrawLine( pen, _xOrigin + _graphWidth, _yOrigin + _graphHeight, _xOrigin + of + _graphWidth, _yOrigin + _graphHeight + of );
}
float currentX;
float currentY = _yOrigin + _graphHeight + 2.0f; // All x labels are drawn 2 pixels below x-axis
float labelWidth = _barWidth + _spaceBtwBars; // Fits exactly below the bar
int i = 0;
// Draw x labels
foreach(DataItem item in DataPoints)
{
if((i%_interval)==0)
{
currentX = _xOrigin + (i * labelWidth)+of+(labelWidth/2);
RectangleF recLbl = new RectangleF(currentX-((labelWidth*_interval)/2), currentY+of, labelWidth*_interval, lblFont.Height*2);
string lblString = _displayLegend ? item.Label : item.Description; // Decide what to show: short or long
graph.DrawString(lblString, lblFont, brs, recLbl, lblFormat);
}
i++;
}
}
finally
{
if (lblFont != null) lblFont.Dispose();
if (brs != null) brs.Dispose();
if (lblFormat != null) lblFormat.Dispose();
if (pen != null) pen.Dispose();
}
}
//*********************************************************************
//
// This method determines where to place the legend box.
// It draws the legend border, legend description, and legend color code.
//
//*********************************************************************
private void DrawLegend(Graphics graph)
{
Font lblFont = null;
SolidBrush brs = null;
StringFormat lblFormat = null;
Pen pen = null;
try
{
lblFont = new Font(_fontFamily, _legendFontSize);
brs = new SolidBrush(_fontColor);
lblFormat = new StringFormat();
pen = new Pen(_fontColor);
lblFormat.Alignment = StringAlignment.Near;
// Calculate Legend drawing start point
float startX = _xOrigin + _graphWidth + _graphLegendSpacer;
float startY = _yOrigin;
float xColorCode = startX + _spacer;
float xLegendText = xColorCode + _legendRectangleSize + _spacer;
float legendHeight = 0.0f;
for(int i=0; i<DataPoints.Count; i++)
{
DataItem point = DataPoints[i];
string text = point.Description + " (" + point.Label + ")";
float currentY = startY + _spacer + (i * (lblFont.Height + _spacer));
legendHeight += lblFont.Height + _spacer;
// Draw legend description
graph.DrawString(text, lblFont, brs, xLegendText, currentY, lblFormat);
// Draw color code
using ( SolidBrush brsh = new SolidBrush(DataPoints[i].ItemColor) )
graph.FillRectangle(brsh, xColorCode, currentY + 3f, _legendRectangleSize, _legendRectangleSize);
}
// Draw legend border
graph.DrawRectangle(pen, startX, startY, _legendWidth, legendHeight + _spacer);
}
finally
{
if (lblFont != null) lblFont.Dispose();
if (brs != null) brs.Dispose();
if (lblFormat != null) lblFormat.Dispose();
if (pen != null) pen.Dispose();
}
}
//*********************************************************************
//
// This method calculates all measurement aspects of the bar graph from the given data points
//
//*********************************************************************
private void CalculateGraphDimension()
{
FindLongestTickValue();
// Need to add another character for spacing; this is not used for drawing, just for calculation
_longestTickValue += "0";
//_maxTickValueWidth = CalculateImgFontWidth(_longestTickValue, _labelFontSize, FontFamily);
_maxTickValueWidth = 0.0f;
float currentTick;
string tickString;
for (int i=0; i<_yTickCount; i++)
{
currentTick = _maxValue - i*_yTickValue;
tickString = currentTick.ToString("#,###.##");
float measured = CalculateImgFontWidth( tickString, _labelFontSize, FontFamily );
if ( measured > _maxTickValueWidth )
_maxTickValueWidth = measured;
}
float leftOffset = _spacer + _maxTickValueWidth + (_yTitle == null ? 0.0f : 20.0f);
float rtOffset = 0.0f;
if (_displayLegend)
{
_legendWidth = _spacer + _legendRectangleSize + _spacer + _maxLabelWidth + _spacer;
rtOffset = _graphLegendSpacer + _legendWidth + _spacer;
}
else
rtOffset = _spacer; // Make graph in the middle
if ( _renderMode == BarGraphRenderMode.Bars )
rtOffset += 10.0f;
rtOffset+=10.0f;
_graphHeight = _totalHeight - _topBuffer - _bottomBuffer - (_xTitle == null ? 0.0f : 20.0f); // Buffer spaces are used to print labels
_graphWidth = _totalWidth - leftOffset - rtOffset;
_xOrigin = leftOffset;
_yOrigin = _topBuffer;
// Once the correct _maxValue is determined, then calculate _scaleFactor
_scaleFactor = _maxValue / _graphHeight;
}
//*********************************************************************
//
// This method determines the longest tick value from the given data points.
// The result is needed to calculate the correct graph dimension.
//
//*********************************************************************
private void FindLongestTickValue()
{
float currentTick;
string tickString;
for (int i=0; i<_yTickCount; i++)
{
currentTick = _maxValue - i*_yTickValue;
tickString = currentTick.ToString("#,###.##");
if (_longestTickValue.Length < tickString.Length)
_longestTickValue = tickString;
}
}
//*********************************************************************
//
// This method calculates the image width in pixel for a given text
//
//*********************************************************************
private float CalculateImgFontWidth(string text, float size, string family)
{
Bitmap bmp = null;
Graphics graph = null;
Font font = null;
try
{
font = new Font(family, size);
// Calculate the size of the string.
bmp = new Bitmap(1,1,PixelFormat.Format32bppArgb);
graph = Graphics.FromImage(bmp);
SizeF oSize = graph.MeasureString(text, font);
oSize.Width=4+(float)Math.Ceiling(oSize.Width);
return oSize.Width;
}
finally
{
if (graph != null) graph.Dispose();
if (bmp != null) bmp.Dispose();
if (font != null) font.Dispose();
}
}
//*********************************************************************
//
// This method creates abbreviation from long description; used for making legend
//
//*********************************************************************
private string MakeShortLabel(string text)
{
string label = text;
if (text.Length > 2)
{
int midPostition = Convert.ToInt32(Math.Floor(text.Length/2.0));
label = text.Substring(0,1) + text.Substring(midPostition, 1) + text.Substring(text.Length-1,1);
}
return label;
}
//*********************************************************************
//
// This method calculates the max value and each tick mark value for the bar graph.
//
//*********************************************************************
private void CalculateTickAndMax()
{
float tempMax = 0.0f;
// Give graph some head room first about 10% of current max
_maxValue *= 1.1f;
if (_maxValue != 0.0f)
{
// Find a rounded value nearest to the current max value
// Calculate this max first to give enough space to draw value on each bar
double exp = Convert.ToDouble(Math.Floor(Math.Log10(_maxValue)));
tempMax = Convert.ToSingle(Math.Ceiling(_maxValue / Math.Pow(10, exp)) * Math.Pow(10, exp));
}
else
tempMax = 1.0f;
// Once max value is calculated, tick value can be determined; tick value should be a whole number
_yTickValue = tempMax / _yTickCount;
double expTick = Convert.ToDouble(Math.Floor(Math.Log10(_yTickValue)));
_yTickValue = Convert.ToSingle(Math.Ceiling(_yTickValue / Math.Pow(10, expTick)) * Math.Pow(10, expTick));
// Re-calculate the max value with the new tick value
_maxValue = _yTickValue * _yTickCount;
}
//*********************************************************************
//
// This method calculates the height for each bar in the graph
//
//*********************************************************************
private void CalculateSweepValues()
{
// Called when all values and scale factor are known
// All values calculated here are relative from (_xOrigin, _yOrigin)
int i = 0;
foreach(DataItem item in DataPoints)
{
// This implementation does not support negative value
if (item.Value >= 0) item.SweepSize = item.Value/_scaleFactor;
// (_spaceBtwBars/2) makes half white space for the first bar
item.StartPos = (_spaceBtwBars/2) + i * (_barWidth+_spaceBtwBars);
i++;
}
}
//*********************************************************************
//
// This method calculates the width for each bar in the graph
//
//*********************************************************************
private void CalculateBarWidth(int dataCount, float barGraphWidth)
{
// White space between each bar is the same as bar width itself
_barWidth = barGraphWidth / (dataCount * 2); // Each bar has 1 white space
//_barWidth =/* (float)Math.Floor(*/_barWidth/*)*/;
_spaceBtwBars = _barWidth;
}
//*********************************************************************
//
// This method assigns default value to the bar graph properties and is only
// called from BarGraph constructors
//
//*********************************************************************
private void AssignDefaultSettings()
{
// default values
_totalWidth = 680f;
_totalHeight = 450f;
_fontFamily = "Verdana";
_backColor = Color.White;
_fontColor = Color.Black;
_topBuffer = 30f;
_bottomBuffer = 30f;
_yTickCount = 2;
_displayLegend = false;
_displayBarData = false;
}
}
}

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using System;
using System.Drawing;
using System.Collections;
namespace Server.Engines.Reports
{
//*********************************************************************
//
// Chart Class
//
// Base class implementation for BarChart and PieChart
//
//*********************************************************************
public abstract class ChartRenderer
{
private const int _colorLimit = 9;
private Color[] _color =
{
Color.Firebrick,
Color.SkyBlue,
Color.MediumSeaGreen,
Color.MediumOrchid,
Color.Chocolate,
Color.SlateBlue,
Color.LightPink,
Color.LightGreen,
Color.Khaki
};
// Represent collection of all data points for the chart
private ChartItemsCollection _dataPoints = new ChartItemsCollection();
// The implementation of this method is provided by derived classes
public abstract Bitmap Draw();
public ChartItemsCollection DataPoints
{
get{ return _dataPoints; }
set{ _dataPoints = value; }
}
public void SetColor(int index, Color NewColor)
{
if (index < _colorLimit)
{
_color[index] = NewColor;
}
else
{
throw new Exception("Color Limit is " + _colorLimit);
}
}
public Color GetColor(int index)
{
//return _color[index%_colorLimit];
if (index < _colorLimit)
{
return _color[index];
}
else
{
return _color[(index+2)%_colorLimit];
//throw new Exception("Color Limit is " + _colorLimit);
}
}
}
}

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using System;
using System.Collections;
using System.Diagnostics;
using System.Drawing;
namespace Server.Engines.Reports
{
// Modified from MS sample
//*********************************************************************
//
// ChartItem Class
//
// This class represents a data point in a chart
//
//*********************************************************************
public class DataItem
{
private string _label;
private string _description;
private float _value;
private Color _color;
private float _startPos;
private float _sweepSize;
private DataItem() {}
public DataItem(string label, string desc, float data, float start, float sweep, Color clr)
{
_label = label;
_description = desc;
_value = data;
_startPos = start;
_sweepSize = sweep;
_color = clr;
}
public string Label
{
get{ return _label; }
set{ _label = value; }
}
public string Description
{
get{ return _description; }
set{ _description = value; }
}
public float Value
{
get{ return _value; }
set{ _value = value; }
}
public Color ItemColor
{
get{ return _color; }
set{ _color = value; }
}
public float StartPos
{
get{ return _startPos; }
set{ _startPos = value; }
}
public float SweepSize
{
get{ return _sweepSize; }
set{ _sweepSize = value; }
}
}
//*********************************************************************
//
// Custom Collection for ChartItems
//
//*********************************************************************
public class ChartItemsCollection : CollectionBase
{
public DataItem this[int index]
{
get{ return (DataItem)(List[index]); }
set{ List[index] = value; }
}
public int Add(DataItem value)
{
return List.Add(value);
}
public int IndexOf(DataItem value)
{
return List.IndexOf(value);
}
public bool Contains(DataItem value)
{
return List.Contains(value);
}
public void Remove(DataItem value)
{
List.Remove(value);
}
}
}

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using System;
using System.IO;
using System.Web;
using System.Web.UI;
using System.Net;
using System.Drawing;
using System.Drawing.Imaging;
using System.Collections;
using System.Diagnostics;
using HtmlTag = System.Web.UI.HtmlTextWriterTag;
using HtmlAttr = System.Web.UI.HtmlTextWriterAttribute;
namespace Server.Engines.Reports
{
public class HtmlRenderer
{
private string m_Type;
private string m_Title;
private string m_OutputDirectory;
private DateTime m_TimeStamp;
private ObjectCollection m_Objects;
private HtmlRenderer( string outputDirectory )
{
m_Type = outputDirectory;
m_Title = ( m_Type == "staff" ? "Staff" : "Stats" );
m_OutputDirectory = Path.Combine( Core.BaseDirectory, "output" );
if ( !Directory.Exists( m_OutputDirectory ) )
Directory.CreateDirectory( m_OutputDirectory );
m_OutputDirectory = Path.Combine( m_OutputDirectory, outputDirectory );
if ( !Directory.Exists( m_OutputDirectory ) )
Directory.CreateDirectory( m_OutputDirectory );
}
public HtmlRenderer( string outputDirectory, Snapshot ss, SnapshotHistory history ) : this( outputDirectory )
{
m_TimeStamp = ss.TimeStamp;
m_Objects = new ObjectCollection();
for ( int i = 0; i < ss.Children.Count; ++i )
m_Objects.Add( ss.Children[i] );
m_Objects.Add( BarGraph.OverTime( history, "General Stats", "Clients", 1, 100, 6 ) );
m_Objects.Add( BarGraph.OverTime( history, "General Stats", "Items", 24, 9, 1 ) );
m_Objects.Add( BarGraph.OverTime( history, "General Stats", "Players", 24, 9, 1 ) );
m_Objects.Add( BarGraph.OverTime( history, "General Stats", "NPCs", 24, 9, 1 ) );
m_Objects.Add( BarGraph.DailyAverage( history, "General Stats", "Clients" ) );
m_Objects.Add( BarGraph.Growth( history, "General Stats", "Clients" ) );
}
public HtmlRenderer( string outputDirectory, StaffHistory history ) : this( outputDirectory )
{
m_TimeStamp = DateTime.Now;
m_Objects = new ObjectCollection();
history.Render( m_Objects );
}
public void Render()
{
Console.WriteLine( "Reports: {0}: Render started", m_Title );
RenderFull();
for ( int i = 0; i < m_Objects.Count; ++i )
RenderSingle( m_Objects[i] );
Console.WriteLine( "Reports: {0}: Render complete", m_Title );
}
private static readonly string FtpHost = null;
private static readonly string FtpUsername = null;
private static readonly string FtpPassword = null;
private static readonly string FtpStatsDirectory = null;
private static readonly string FtpStaffDirectory = null;
public void Upload()
{
if ( FtpHost == null )
return;
Console.WriteLine( "Reports: {0}: Upload started", m_Title );
string filePath = Path.Combine( m_OutputDirectory, "upload.ftp" );
using ( StreamWriter op = new StreamWriter( filePath ) )
{
op.WriteLine( "open \"{0}\"", FtpHost );
op.WriteLine( FtpUsername );
op.WriteLine( FtpPassword );
op.WriteLine( "cd \"{0}\"", ( m_Type == "staff" ? FtpStaffDirectory : FtpStatsDirectory ) );
op.WriteLine( "mput \"{0}\"", Path.Combine( m_OutputDirectory, "*.html" ) );
op.WriteLine( "mput \"{0}\"", Path.Combine( m_OutputDirectory, "*.css" ) );
op.WriteLine( "binary" );
op.WriteLine( "mput \"{0}\"", Path.Combine( m_OutputDirectory, "*.png" ) );
op.WriteLine( "disconnect" );
op.Write( "quit" );
}
ProcessStartInfo psi = new ProcessStartInfo();
psi.FileName = "ftp";
psi.Arguments = String.Format( "-i -s:\"{0}\"", filePath );
psi.CreateNoWindow = true;
psi.WindowStyle = ProcessWindowStyle.Hidden;
//psi.UseShellExecute = true;
try
{
Process p = Process.Start( psi );
p.WaitForExit();
}
catch
{
}
Console.WriteLine( "Reports: {0}: Upload complete", m_Title );
try{ File.Delete( filePath ); }
catch{}
}
public void RenderFull()
{
string filePath = Path.Combine( m_OutputDirectory, "reports.html" );
using ( StreamWriter op = new StreamWriter( filePath ) )
{
using ( HtmlTextWriter html = new HtmlTextWriter( op, "\t" ) )
RenderFull( html );
}
string cssPath = Path.Combine( m_OutputDirectory, "styles.css" );
if ( File.Exists( cssPath ) )
return;
using ( StreamWriter css = new StreamWriter( cssPath ) )
{
css.WriteLine( "body { background-color: #FFFFFF; font-family: verdana, arial; font-size: 11px; }" );
css.WriteLine( "a { color: #28435E; }" );
css.WriteLine( "a:hover { color: #4878A9; }" );
css.WriteLine( "td.header { background-color: #9696AA; font-weight: bold; font-size: 12px; }" );
css.WriteLine( "td.lentry { background-color: #D7D7EB; width: 10%; }" );
css.WriteLine( "td.rentry { background-color: #FFFFFF; width: 90%; }" );
css.WriteLine( "td.entry { background-color: #FFFFFF; }" );
css.WriteLine( "td { font-size: 11px; }" );
css.Write ( ".tbl-border { background-color: #46465A; }" );
}
}
private const string ShardTitle = "Shard";
public void RenderFull( HtmlTextWriter html )
{
html.RenderBeginTag( HtmlTag.Html );
html.RenderBeginTag( HtmlTag.Head );
html.RenderBeginTag( HtmlTag.Title );
html.Write( "{0} Statistics", ShardTitle );
html.RenderEndTag();
html.AddAttribute( "rel", "stylesheet" );
html.AddAttribute( HtmlAttr.Type, "text/css" );
html.AddAttribute( HtmlAttr.Href, "styles.css" );
html.RenderBeginTag( HtmlTag.Link );
html.RenderEndTag();
html.RenderEndTag();
html.RenderBeginTag( HtmlTag.Body );
for ( int i = 0; i < m_Objects.Count; ++i )
{
RenderDirect( m_Objects[i], html );
html.Write( "<br><br>" );
}
html.RenderBeginTag( HtmlTag.Center );
TimeZone tz = TimeZone.CurrentTimeZone;
bool isDaylight = tz.IsDaylightSavingTime( m_TimeStamp );
TimeSpan utcOffset = tz.GetUtcOffset( m_TimeStamp );
html.Write( "Snapshot taken at {0:d} {0:t}. All times are {1}.", m_TimeStamp, tz.StandardName );
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
}
public static string SafeFileName( string name )
{
return name.ToLower().Replace( ' ', '_' );
}
public void RenderSingle( PersistableObject obj )
{
string filePath = Path.Combine( m_OutputDirectory, SafeFileName( FindNameFrom( obj ) ) + ".html" );
using ( StreamWriter op = new StreamWriter( filePath ) )
{
using ( HtmlTextWriter html = new HtmlTextWriter( op, "\t" ) )
RenderSingle( obj, html );
}
}
private string FindNameFrom( PersistableObject obj )
{
if ( obj is Report )
return (obj as Report).Name;
else if ( obj is Chart )
return (obj as Chart).Name;
return "Invalid";
}
public void RenderSingle( PersistableObject obj, HtmlTextWriter html )
{
html.RenderBeginTag( HtmlTag.Html );
html.RenderBeginTag( HtmlTag.Head );
html.RenderBeginTag( HtmlTag.Title );
html.Write( "{0} Statistics - {1}", ShardTitle, FindNameFrom( obj ) );
html.RenderEndTag();
html.AddAttribute( "rel", "stylesheet" );
html.AddAttribute( HtmlAttr.Type, "text/css" );
html.AddAttribute( HtmlAttr.Href, "styles.css" );
html.RenderBeginTag( HtmlTag.Link );
html.RenderEndTag();
html.RenderEndTag();
html.RenderBeginTag( HtmlTag.Body );
html.RenderBeginTag( HtmlTag.Center );
RenderDirect( obj, html );
html.Write( "<br>" );
TimeZone tz = TimeZone.CurrentTimeZone;
bool isDaylight = tz.IsDaylightSavingTime( m_TimeStamp );
TimeSpan utcOffset = tz.GetUtcOffset( m_TimeStamp );
html.Write( "Snapshot taken at {0:d} {0:t}. All times are {1}.", m_TimeStamp, tz.StandardName );
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
}
public void RenderDirect( PersistableObject obj, HtmlTextWriter html )
{
if ( obj is Report )
RenderReport( obj as Report, html );
else if ( obj is BarGraph )
RenderBarGraph( obj as BarGraph, html );
else if ( obj is PieChart )
RenderPieChart( obj as PieChart, html );
}
private void RenderPieChart( PieChart chart, HtmlTextWriter html )
{
PieChartRenderer pieChart = new PieChartRenderer( Color.White );
pieChart.ShowPercents = chart.ShowPercents;
string[] labels = new string[chart.Items.Count];
string[] values = new string[chart.Items.Count];
for ( int i = 0; i < chart.Items.Count; ++i )
{
ChartItem item = chart.Items[i];
labels[i] = item.Name;
values[i] = item.Value.ToString();
}
pieChart.CollectDataPoints( labels, values );
Bitmap bmp = pieChart.Draw();
string fileName = chart.FileName + ".png";
bmp.Save( Path.Combine( m_OutputDirectory, fileName ), ImageFormat.Png );
html.Write( "<!-- " );
html.AddAttribute( HtmlAttr.Href, "#" );
html.AddAttribute( HtmlAttr.Onclick, String.Format( "javascript:window.open('{0}.html','ChildWindow','width={1},height={2},resizable=no,status=no,toolbar=no')", SafeFileName( FindNameFrom( chart ) ), bmp.Width+30,bmp.Height+80 ) );
html.RenderBeginTag( HtmlTag.A );
html.Write( chart.Name );
html.RenderEndTag();
html.Write( " -->" );
html.AddAttribute( HtmlAttr.Cellpadding, "0" );
html.AddAttribute( HtmlAttr.Cellspacing, "0" );
html.AddAttribute( HtmlAttr.Border, "0" );
html.RenderBeginTag( HtmlTag.Table );
html.RenderBeginTag( HtmlTag.Tr );
html.AddAttribute( HtmlAttr.Class, "tbl-border" );
html.RenderBeginTag( HtmlTag.Td );
html.AddAttribute( HtmlAttr.Width, "100%" );
html.AddAttribute( HtmlAttr.Cellpadding, "4" );
html.AddAttribute( HtmlAttr.Cellspacing, "1" );
html.RenderBeginTag( HtmlTag.Table );
html.RenderBeginTag( HtmlTag.Tr );
html.AddAttribute( HtmlAttr.Colspan, "10" );
html.AddAttribute( HtmlAttr.Width, "100%" );
html.AddAttribute( HtmlAttr.Align, "center" );
html.AddAttribute( HtmlAttr.Class, "header" );
html.RenderBeginTag( HtmlTag.Td );
html.Write( chart.Name );
html.RenderEndTag();
html.RenderEndTag();
html.RenderBeginTag( HtmlTag.Tr );
html.AddAttribute( HtmlAttr.Colspan, "10" );
html.AddAttribute( HtmlAttr.Width, "100%" );
html.AddAttribute( HtmlAttr.Align, "center" );
html.AddAttribute( HtmlAttr.Class, "entry" );
html.RenderBeginTag( HtmlTag.Td );
html.AddAttribute( HtmlAttr.Width, bmp.Width.ToString() );
html.AddAttribute( HtmlAttr.Height, bmp.Height.ToString() );
html.AddAttribute( HtmlAttr.Src, fileName );
html.RenderBeginTag( HtmlTag.Img );
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
bmp.Dispose();
}
private void RenderBarGraph( BarGraph graph, HtmlTextWriter html )
{
BarGraphRenderer barGraph = new BarGraphRenderer( Color.White );
barGraph.RenderMode = graph.RenderMode;
barGraph._regions = graph.Regions;
barGraph.SetTitles( graph.xTitle, null );
if ( graph.yTitle != null )
barGraph.VerticalLabel = graph.yTitle;
barGraph.FontColor = Color.Black;
barGraph.ShowData = ( graph.Interval == 1 );
barGraph.VerticalTickCount = graph.Ticks;
string[] labels = new string[graph.Items.Count];
string[] values = new string[graph.Items.Count];
for ( int i = 0; i < graph.Items.Count; ++i )
{
ChartItem item = graph.Items[i];
labels[i] = item.Name;
values[i] = item.Value.ToString();
}
barGraph._interval = graph.Interval;
barGraph.CollectDataPoints( labels, values );
Bitmap bmp = barGraph.Draw();
string fileName = graph.FileName + ".png";
bmp.Save( Path.Combine( m_OutputDirectory, fileName ), ImageFormat.Png );
html.Write( "<!-- " );
html.AddAttribute( HtmlAttr.Href, "#" );
html.AddAttribute( HtmlAttr.Onclick, String.Format( "javascript:window.open('{0}.html','ChildWindow','width={1},height={2},resizable=no,status=no,toolbar=no')", SafeFileName( FindNameFrom( graph ) ), bmp.Width+30,bmp.Height+80 ) );
html.RenderBeginTag( HtmlTag.A );
html.Write( graph.Name );
html.RenderEndTag();
html.Write( " -->" );
html.AddAttribute( HtmlAttr.Cellpadding, "0" );
html.AddAttribute( HtmlAttr.Cellspacing, "0" );
html.AddAttribute( HtmlAttr.Border, "0" );
html.RenderBeginTag( HtmlTag.Table );
html.RenderBeginTag( HtmlTag.Tr );
html.AddAttribute( HtmlAttr.Class, "tbl-border" );
html.RenderBeginTag( HtmlTag.Td );
html.AddAttribute( HtmlAttr.Width, "100%" );
html.AddAttribute( HtmlAttr.Cellpadding, "4" );
html.AddAttribute( HtmlAttr.Cellspacing, "1" );
html.RenderBeginTag( HtmlTag.Table );
html.RenderBeginTag( HtmlTag.Tr );
html.AddAttribute( HtmlAttr.Colspan, "10" );
html.AddAttribute( HtmlAttr.Width, "100%" );
html.AddAttribute( HtmlAttr.Align, "center" );
html.AddAttribute( HtmlAttr.Class, "header" );
html.RenderBeginTag( HtmlTag.Td );
html.Write( graph.Name );
html.RenderEndTag();
html.RenderEndTag();
html.RenderBeginTag( HtmlTag.Tr );
html.AddAttribute( HtmlAttr.Colspan, "10" );
html.AddAttribute( HtmlAttr.Width, "100%" );
html.AddAttribute( HtmlAttr.Align, "center" );
html.AddAttribute( HtmlAttr.Class, "entry" );
html.RenderBeginTag( HtmlTag.Td );
html.AddAttribute( HtmlAttr.Width, bmp.Width.ToString() );
html.AddAttribute( HtmlAttr.Height, bmp.Height.ToString() );
html.AddAttribute( HtmlAttr.Src, fileName );
html.RenderBeginTag( HtmlTag.Img );
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
bmp.Dispose();
}
private void RenderReport( Report report, HtmlTextWriter html )
{
html.AddAttribute( HtmlAttr.Width, report.Width );
html.AddAttribute( HtmlAttr.Cellpadding, "0" );
html.AddAttribute( HtmlAttr.Cellspacing, "0" );
html.AddAttribute( HtmlAttr.Border, "0" );
html.RenderBeginTag( HtmlTag.Table );
html.RenderBeginTag( HtmlTag.Tr );
html.AddAttribute( HtmlAttr.Class, "tbl-border" );
html.RenderBeginTag( HtmlTag.Td );
html.AddAttribute( HtmlAttr.Width, "100%" );
html.AddAttribute( HtmlAttr.Cellpadding, "4" );
html.AddAttribute( HtmlAttr.Cellspacing, "1" );
html.RenderBeginTag( HtmlTag.Table );
html.RenderBeginTag( HtmlTag.Tr );
html.AddAttribute( HtmlAttr.Colspan, "10" );
html.AddAttribute( HtmlAttr.Width, "100%" );
html.AddAttribute( HtmlAttr.Align, "center" );
html.AddAttribute( HtmlAttr.Class, "header" );
html.RenderBeginTag( HtmlTag.Td );
html.Write( report.Name );
html.RenderEndTag();
html.RenderEndTag();
bool isNamed = false;
for ( int i = 0; i < report.Columns.Count && !isNamed; ++i )
isNamed = ( report.Columns[i].Name != null );
if ( isNamed )
{
html.RenderBeginTag( HtmlTag.Tr );
for ( int i = 0; i < report.Columns.Count; ++i )
{
ReportColumn column = report.Columns[i];
html.AddAttribute( HtmlAttr.Class, "header" );
html.AddAttribute( HtmlAttr.Width, column.Width );
html.AddAttribute( HtmlAttr.Align, column.Align );
html.RenderBeginTag( HtmlTag.Td );
html.Write( column.Name );
html.RenderEndTag();
}
html.RenderEndTag();
}
for ( int i = 0; i < report.Items.Count; ++i )
{
ReportItem item = report.Items[i];
html.RenderBeginTag( HtmlTag.Tr );
for ( int j = 0; j < item.Values.Count; ++j )
{
if ( !isNamed && j == 0 )
html.AddAttribute( HtmlAttr.Width, report.Columns[j].Width );
html.AddAttribute( HtmlAttr.Align, report.Columns[j].Align );
html.AddAttribute( HtmlAttr.Class, "entry" );
html.RenderBeginTag( HtmlTag.Td );
if ( item.Values[j].Format == null )
html.Write( item.Values[j].Value );
else
html.Write( int.Parse( item.Values[j].Value ).ToString( item.Values[j].Format ) );
html.RenderEndTag();
}
html.RenderEndTag();
}
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
}
}
}

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using System;
using System.Collections;
using System.Drawing;
using System.Drawing.Imaging;
using System.Drawing.Drawing2D;
namespace Server.Engines.Reports
{
// Modified from MS sample
//*********************************************************************
//
// PieChart Class
//
// This class uses GDI+ to render Pie Chart.
//
//*********************************************************************
public class PieChartRenderer : ChartRenderer
{
private const int _bufferSpace = 125;
private ArrayList _chartItems;
private int _perimeter;
private Color _backgroundColor;
private Color _borderColor;
private float _total;
private int _legendWidth;
private int _legendHeight;
private int _legendFontHeight;
private string _legendFontStyle;
private float _legendFontSize;
private bool _showPercents;
public bool ShowPercents{ get{ return _showPercents; } set{ _showPercents = value; } }
public PieChartRenderer()
{
_chartItems = new ArrayList();
_perimeter = 250;
_backgroundColor = Color.White;
_borderColor = Color.FromArgb(63,63,63);
_legendFontSize = 8;
_legendFontStyle = "Verdana";
}
public PieChartRenderer(Color bgColor)
{
_chartItems = new ArrayList();
_perimeter = 250;
_backgroundColor = bgColor;
_borderColor = Color.FromArgb(63,63,63);
_legendFontSize = 8;
_legendFontStyle = "Verdana";
}
//*********************************************************************
//
// This method collects all data points and calculate all the necessary dimensions
// to draw the chart. It is the first method called before invoking the Draw() method.
//
//*********************************************************************
public void CollectDataPoints(string[] xValues, string[] yValues)
{
_total = 0.0f;
for (int i = 0;i < xValues.Length;i++)
{
float ftemp = Convert.ToSingle(yValues[i]);
_chartItems.Add(new DataItem(xValues[i], xValues.ToString(), ftemp, 0, 0, Color.AliceBlue));
_total += ftemp;
}
float nextStartPos = 0.0f;
int counter = 0;
foreach (DataItem item in _chartItems)
{
item.StartPos = nextStartPos;
item.SweepSize = item.Value / _total * 360;
nextStartPos = item.StartPos + item.SweepSize;
item.ItemColor = GetColor(counter++);
}
CalculateLegendWidthHeight();
}
//*********************************************************************
//
// This method returns a bitmap to the calling function. This is the method
// that actually draws the pie chart and the legend with it.
//
//*********************************************************************
public override Bitmap Draw()
{
int perimeter = _perimeter;
Rectangle pieRect = new Rectangle(0, 0, perimeter, perimeter-1);
Bitmap bmp = new Bitmap(perimeter + _legendWidth, perimeter);
Font fnt = null;
Pen pen = null;
Graphics grp = null;
StringFormat sf = null, sfp = null;
try
{
grp = Graphics.FromImage(bmp);
grp.CompositingQuality = CompositingQuality.HighQuality;
grp.SmoothingMode = SmoothingMode.AntiAlias;
sf = new StringFormat();
//Paint Back ground
using ( SolidBrush brsh = new SolidBrush( _backgroundColor ) )
grp.FillRectangle(brsh, -1, -1, perimeter + _legendWidth+1, perimeter+1);
//Align text to the right
sf.Alignment = StringAlignment.Far;
//Draw all wedges and legends
for(int i=0; i<_chartItems.Count; i++)
{
DataItem item = (DataItem) _chartItems[i];
SolidBrush brs = null;
try
{
brs = new SolidBrush(item.ItemColor);
grp.FillPie(brs, pieRect, item.StartPos, item.SweepSize);
//grp.DrawPie(new Pen(_borderColor,1.2f),pieRect,item.StartPos,item.SweepSize);
if ( fnt == null )
fnt = new Font( _legendFontStyle, _legendFontSize );
if ( _showPercents && item.SweepSize > 10 )
{
if ( sfp == null )
{
sfp = new StringFormat();
sfp.Alignment = StringAlignment.Center;
sfp.LineAlignment = StringAlignment.Center;
}
float perc = (item.SweepSize * 100.0f) / 360.0f;
string percString = String.Format( "{0:F0}%", perc );
float px = pieRect.X+(pieRect.Width/2);
float py = pieRect.Y+(pieRect.Height/2);
double angle = item.StartPos + (item.SweepSize/2);
double rads = (angle/180.0)*Math.PI;
px += (float)(Math.Cos( rads ) * perimeter / 3);
py += (float)(Math.Sin( rads ) * perimeter / 3);
grp.DrawString( percString, fnt, Brushes.Gray,
new RectangleF( px - 30 - 1, py - 20, 60, 40 ), sfp );
grp.DrawString( percString, fnt, Brushes.Gray,
new RectangleF( px - 30 + 1, py - 20, 60, 40 ), sfp );
grp.DrawString( percString, fnt, Brushes.Gray,
new RectangleF( px - 30, py - 20 - 1, 60, 40 ), sfp );
grp.DrawString( percString, fnt, Brushes.Gray,
new RectangleF( px - 30, py - 20 + 1, 60, 40 ), sfp );
grp.DrawString( percString, fnt, Brushes.White,
new RectangleF( px - 30, py - 20, 60, 40 ), sfp );
}
if ( pen == null )
pen = new Pen( _borderColor, 0.5f );
grp.FillRectangle(brs, perimeter + _bufferSpace, i * _legendFontHeight + 15, 10, 10);
grp.DrawRectangle(pen, perimeter + _bufferSpace, i * _legendFontHeight + 15, 10, 10);
grp.DrawString(item.Label, fnt,
Brushes.Black, perimeter + _bufferSpace + 20, i * _legendFontHeight + 13);
grp.DrawString(item.Value.ToString("#,###.##"), fnt,
Brushes.Black, perimeter + _bufferSpace + 200, i * _legendFontHeight + 13,sf);
}
finally
{
if (brs !=null)
brs.Dispose();
}
}
for(int i=0; i<_chartItems.Count; i++)
{
DataItem item = (DataItem) _chartItems[i];
SolidBrush brs = null;
try
{
grp.DrawPie(new Pen(_borderColor,0.5f),pieRect,item.StartPos,item.SweepSize);
}
finally
{
if (brs !=null)
brs.Dispose();
}
}
//draws the border around Pie
using ( Pen pen2 = new Pen( _borderColor, 2 ) )
grp.DrawEllipse(pen2, pieRect);
//draw border around legend
using ( Pen pen1 = new Pen( _borderColor, 1 ) )
grp.DrawRectangle(pen1, perimeter + _bufferSpace - 10, 10, 220, _chartItems.Count * _legendFontHeight + 25);
//Draw Total under legend
using ( Font fntb = new Font( _legendFontStyle, _legendFontSize, FontStyle.Bold ) )
{
grp.DrawString("Total", fntb,
Brushes.Black, perimeter + _bufferSpace + 30, (_chartItems.Count+1) * _legendFontHeight,sf);
grp.DrawString(_total.ToString("#,###.##"), fntb,
Brushes.Black, perimeter + _bufferSpace + 200, (_chartItems.Count+1) * _legendFontHeight,sf);
}
grp.SmoothingMode = SmoothingMode.AntiAlias;
}
finally
{
if (sf != null) sf.Dispose();
if (grp != null) grp.Dispose();
if (sfp != null) sfp.Dispose();
if (fnt != null) fnt.Dispose();
if (pen != null) pen.Dispose();
}
return bmp;
}
//*********************************************************************
//
// This method calculates the space required to draw the chart legend.
//
//*********************************************************************
private void CalculateLegendWidthHeight()
{
Font fontLegend = new Font(_legendFontStyle, _legendFontSize);
_legendFontHeight = fontLegend.Height+3;
_legendHeight = fontLegend.Height * (_chartItems.Count + 1);
if (_legendHeight > _perimeter) _perimeter = _legendHeight;
_legendWidth = _perimeter + _bufferSpace;
fontLegend.Dispose();
}
}
}