private void CalcRects(PaintArgs p, PercentItemCollection items)
{
int height = p.Graphics.MeasureString("0", this.Font).Height;
int width = p.Graphics.MeasureString("0", this.Font, true).Width;
this.m_MarginPixels = (int)((double)p.Graphics.MeasureString("0", this.Font, true).Width *this.Margin);
this.m_RowHeightPixels = height;
this.m_RowSpacingPixels = (int)((double)height * this.RowSpacing);
this.m_RowTotalHeightPixels = this.m_RowHeightPixels + this.m_RowSpacingPixels;
int num = (int)(this.TitleMargin * (double)width);
int num2 = (int)(this.ColumnPercent.Margin * (double)width);
int num3 = (int)(this.ColumnValue.Margin * (double)width);
this.m_TotalHeight = this.m_RowHeightPixels * items.Count + this.m_RowSpacingPixels * (items.Count - 1);
int width2 = 15;
int requiredWidth = ((IPercentLegendColumn)this.ColumnValue).GetRequiredWidth(p, this.Font, items, true);
int requiredWidth2 = ((IPercentLegendColumn)this.ColumnPercent).GetRequiredWidth(p, this.Font, items, false);
int num4 = 0;
foreach (PercentItem item in items)
{
num4 = Math.Max(p.Graphics.MeasureString(item.Title, this.Font, true).Width, num4);
}
this.m_RectColorBar = new Rectangle(this.m_MarginPixels, 0, width2, height);
this.m_RectTitle = new Rectangle(this.m_RectColorBar.Right + num, 0, num4, height);
this.m_RectValue = new Rectangle(this.m_RectTitle.Right + num3, 0, requiredWidth - num3, height);
this.m_RectPercent = new Rectangle(this.m_RectValue.Right + num2, 0, requiredWidth2 - num2, height);
}
private Size GetRequiredSize(PaintArgs p, PercentItemCollection items)
{
if (!this.Visible)
{
return(Size.Empty);
}
this.CalcRects(p, items);
return(new Size(this.m_RectPercent.Right, this.m_TotalHeight));
}
private int GetRequiredWidth(PaintArgs p, Font font, PercentItemCollection items, bool isValue)
{
if (!this.Visible)
{
return(0);
}
int num = (int)((double)p.Graphics.MeasureString("0", font, true).Width *this.WidthMin);
int num2 = (int)((double)p.Graphics.MeasureString("0", font, true).Width *this.Margin);
foreach (PercentItem item in items)
{
string text = (!isValue) ? this.Format.GetText(items.GetItemPercent(item) * 100.0) : this.Format.GetText(item.Value);
int width = p.Graphics.MeasureString(text, font, true).Width;
if (width > num)
{
num = width;
}
}
return(num + num2);
}
private void Draw(PaintArgs p, PercentItemCollection items, Rectangle r)
{
if (this.Visible)
{
this.CalcRects(p, items);
int num = r.Top + (r.Height - this.m_TotalHeight) / 2;
Brush brush = p.Graphics.Brush(this.ForeColor);
DrawStringFormat genericTypographic = DrawStringFormat.GenericTypographic;
genericTypographic.Alignment = StringAlignment.Near;
DrawStringFormat genericTypographic2 = DrawStringFormat.GenericTypographic;
genericTypographic2.Alignment = StringAlignment.Far;
DrawStringFormat genericTypographic3 = DrawStringFormat.GenericTypographic;
genericTypographic3.Alignment = StringAlignment.Far;
this.m_RectColorBar.X = r.Left + this.m_RectColorBar.Left;
this.m_RectTitle.X = r.Left + this.m_RectTitle.Left;
this.m_RectValue.X = r.Left + this.m_RectValue.Left;
this.m_RectPercent.X = r.Left + this.m_RectPercent.Left;
foreach (PercentItem item in items)
{
this.m_RectColorBar.Y = num;
this.m_RectTitle.Y = num;
this.m_RectValue.Y = num;
this.m_RectPercent.Y = num;
string text = this.ColumnValue.Format.GetText(item.Value);
string text2 = this.ColumnPercent.Format.GetText(items.GetItemPercent(item) * 100.0);
p.Graphics.FillRectangle(new SolidBrush(item.Color), this.m_RectColorBar);
p.Graphics.DrawString(item.Title, this.Font, brush, this.m_RectTitle, genericTypographic);
if (this.ColumnValue.Visible)
{
p.Graphics.DrawString(text, this.Font, brush, this.m_RectValue, genericTypographic2);
}
if (this.ColumnPercent.Visible)
{
p.Graphics.DrawString(text2, this.Font, brush, this.m_RectPercent, genericTypographic3);
}
num += this.m_RowTotalHeightPixels;
}
}
}
void IPercentLegend.Draw(PaintArgs p, PercentItemCollection items, Rectangle r)
{
this.Draw(p, items, r);
}
Size IPercentLegend.GetRequiredSize(PaintArgs p, PercentItemCollection items)
{
return(this.GetRequiredSize(p, items));
}
int IPercentLegendColumn.GetRequiredWidth(PaintArgs p, Font font, PercentItemCollection items, bool isValue)
{
return(this.GetRequiredWidth(p, font, items, isValue));
}