protected override void CalculateDepthPixels(PaintArgs p)
{
this.m_MarginOuterPixels = (int)Math.Ceiling((double)p.Graphics.MeasureString(base.Font).Height *base.MarginOuter);
this.m_TicksLabelMarginPixels = (int)((double)p.Graphics.MeasureString(base.Font).Width *this.TicksLabelMargin);
this.m_LengthPixels = 100;
PlotChannelImage channel = this.Channel;
if (channel != null)
{
this.m_Colors = channel.IntensityGradient.Colors;
this.m_Positions = channel.IntensityGradient.Positions;
this.GenerateTicks(p, channel);
this.m_EndsMargin = this.m_MarginOuterPixels + (int)Math.Ceiling((double)this.m_MaxSizeTickLabels.Height / 2.0);
if (base.DockHorizontal)
{
this.m_LengthPixels += 2 * this.m_EndsMargin + this.GradientMinHeight;
}
else
{
this.m_LengthPixels += 2 * this.m_EndsMargin + this.GradientMinHeight;
}
base.DockDepthPixels = this.GradientWidth;
if (this.TicksVisible)
{
base.DockDepthPixels += this.TicksMargin + this.TicksLength + this.m_TicksLabelMarginPixels + this.m_MaxSizeTickLabels.Width;
}
base.DockDepthPixels += 2 * this.m_MarginOuterPixels;
}
}
public override void ObjectAdded(PlotObject value)
{
base.ObjectAdded(value);
if (value is PlotChannelImage && value.Name == this.m_ChannelName)
{
this.m_CachedChannel = (value as PlotChannelImage);
}
}
public override void ObjectRemoved(PlotObject value)
{
base.ObjectRemoved(value);
if (value == this.m_CachedChannel)
{
this.m_CachedChannel = null;
}
}
private void GenerateTicks(PaintArgs p, PlotChannelImage channel)
{
this.m_Ticks.Clear();
this.m_MaxSizeTickLabels = Size.Empty;
double num = channel.IntensityGradient.Span / (double)(this.m_Positions.Length - 1);
for (int i = 0; i < this.m_Positions.Length; i++)
{
double value = channel.IntensityGradient.Min + (double)i * num;
string text = this.m_TextFormat.GetText(value);
this.m_MaxSizeTickLabels = Math2.Max(this.m_MaxSizeTickLabels, p.Graphics.MeasureString(text, base.Font));
this.m_Ticks.Add(text);
}
}
protected override void Draw(PaintArgs p)
{
base.I_Fill.Draw(p, base.BoundsAlignment);
PlotChannelImage channel = this.Channel;
if (channel != null)
{
Rectangle r = base.BoundsAlignment;
r.Inflate(-this.m_MarginOuterPixels, -this.m_MarginOuterPixels);
bool dockVertical;
if (!(dockVertical = base.DockVertical))
{
r.Inflate(0, -this.m_EndsMargin);
}
else
{
r.Inflate(-this.m_EndsMargin, 0);
}
int num = 0;
int num2 = 0;
dockVertical = base.DockVertical;
int left = r.Left;
int right = r.Right;
int top = r.Top;
int bottom = r.Bottom;
int width = r.Width;
int height = r.Height;
bool stepsEnabled = channel.IntensityGradient.StepsEnabled;
int num3 = dockVertical ? width : height;
Bitmap image = (!stepsEnabled) ? this.GetGradientBitmap(num3, dockVertical) : this.GetStepBitmap(num3, dockVertical);
if (base.DockRight)
{
p.Graphics.DrawImage(image, left, top);
}
else if (base.DockLeft)
{
p.Graphics.DrawImage(image, right - this.GradientWidth, top);
}
else if (base.DockTop)
{
p.Graphics.DrawImage(image, left, bottom - this.GradientWidth);
}
else if (base.DockBottom)
{
p.Graphics.DrawImage(image, left, top);
}
if (this.TicksVisible)
{
if (base.DockRight)
{
num = left + this.GradientWidth + this.TicksMargin;
}
else if (base.DockLeft)
{
num = right - this.GradientWidth - this.TicksMargin;
}
else if (base.DockTop)
{
num = bottom - this.GradientWidth - this.TicksMargin;
}
else if (base.DockBottom)
{
num = top + this.GradientWidth + this.TicksMargin;
}
if (base.DockRight)
{
num2 = num + this.TicksLength + this.m_TicksLabelMarginPixels;
}
else if (base.DockLeft)
{
num2 = num - this.TicksLength - this.m_TicksLabelMarginPixels;
}
else if (base.DockTop)
{
num2 = num - this.TicksLength - this.m_TicksLabelMarginPixels;
}
else if (base.DockBottom)
{
num2 = num + this.TicksLength + this.m_TicksLabelMarginPixels;
}
Size maxSizeTickLabels = this.m_MaxSizeTickLabels;
DrawStringFormat genericTypographic = DrawStringFormat.GenericTypographic;
genericTypographic.LineAlignment = StringAlignment.Center;
genericTypographic.Alignment = StringAlignment.Far;
Pen pen = p.Graphics.Pen(base.ForeColor);
for (int i = 0; i < this.m_Positions.Length; i++)
{
string s = (string)this.m_Ticks[i];
int num4 = dockVertical ? (left + (int)(this.m_Positions[i] * (float)num3)) : (top + (int)(this.m_Positions[i] * (float)num3));
if (base.DockRight)
{
p.Graphics.DrawLine(pen, num, num4, num + this.TicksLength, num4);
}
else if (base.DockLeft)
{
p.Graphics.DrawLine(pen, num, num4, num - this.TicksLength, num4);
}
else if (base.DockTop)
{
p.Graphics.DrawLine(pen, num4, num, num4, num - this.TicksLength);
}
else if (base.DockBottom)
{
p.Graphics.DrawLine(pen, num4, num, num4, num + this.TicksLength);
}
if (base.DockRight)
{
r = new Rectangle(num2, num4 - maxSizeTickLabels.Height / 2, maxSizeTickLabels.Width, maxSizeTickLabels.Height);
}
else if (base.DockLeft)
{
r = new Rectangle(num2 - maxSizeTickLabels.Width, num4 - maxSizeTickLabels.Height / 2, maxSizeTickLabels.Width, maxSizeTickLabels.Height);
}
else if (base.DockTop)
{
r = new Rectangle(num4 - maxSizeTickLabels.Height / 2, num2 - maxSizeTickLabels.Width, maxSizeTickLabels.Height, maxSizeTickLabels.Width);
}
else if (base.DockBottom)
{
r = new Rectangle(num4 - maxSizeTickLabels.Height / 2, num2, maxSizeTickLabels.Height, maxSizeTickLabels.Width);
}
if (base.DockRight)
{
p.Graphics.DrawRotatedText(s, base.Font, base.ForeColor, r, TextRotation.X000, genericTypographic);
}
else if (base.DockLeft)
{
p.Graphics.DrawRotatedText(s, base.Font, base.ForeColor, r, TextRotation.X000, genericTypographic);
}
else if (base.DockTop)
{
p.Graphics.DrawRotatedText(s, base.Font, base.ForeColor, r, TextRotation.X090, genericTypographic);
}
else if (base.DockBottom)
{
p.Graphics.DrawRotatedText(s, base.Font, base.ForeColor, r, TextRotation.X090, genericTypographic);
}
if (this.TicksShowFirstAndLastOnly && i == 0)
{
i = this.m_Positions.Length - 2;
}
}
}
}
}
