private void drawGrid(Graphics g, PlotAreaStyle style)
{
List <int> rgXTicks = m_gx.TickPositions;
List <int> rgYTicks = m_gy.TickPositions;
try
{
style.Lock();
g.FillRectangle(style.BackBrush, m_rcBounds);
if (m_config.PlotArea.TimeZones != null)
{
foreach (ConfigurationTimeZone tz in m_config.PlotArea.TimeZones)
{
List <int> rgX0 = ((GraphAxisX)m_gx).GetTickPositions(tz.StartTime, tz.Relative);
List <int> rgX1 = ((GraphAxisX)m_gx).GetTickPositions(tz.EndTime, tz.Relative, rgX0.Count);
for (int i = 0; i < rgX0.Count; i++)
{
int nX0 = rgX0[i];
int nX1 = rgX1[i];
Brush br = m_colGridBrushes.Add(tz.BackColor);
Rectangle rc = new Rectangle(nX0, m_rcBounds.Top, nX1 - nX0, m_rcBounds.Height);
g.FillRectangle(br, rc);
}
}
}
for (int i = 0; i < rgXTicks.Count; i++)
{
g.DrawLine(style.GridPen, rgXTicks[i], m_rcBounds.Bottom, rgXTicks[i], m_rcBounds.Top);
}
for (int i = 0; i < rgYTicks.Count; i++)
{
g.DrawLine(style.GridPen, m_rcBounds.Left, rgYTicks[i], m_rcBounds.Right, rgYTicks[i]);
}
if (m_gy.ZeroLinePosition >= 0)
{
g.DrawLine(style.ZeroPen, m_rcBounds.Left, m_gy.ZeroLinePosition, m_rcBounds.Right, m_gy.ZeroLinePosition);
}
if (m_gx.ZeroLinePosition >= 0)
{
g.DrawLine(style.ZeroPen, m_gx.ZeroLinePosition, m_rcBounds.Top, m_gx.ZeroLinePosition, m_rcBounds.Bottom);
}
g.DrawRectangle(style.GridPen, m_rcBounds);
}
finally
{
style.Unlock();
}
}
public PlotCollectionSet BuildGraph(ConfigurationFrame config, List <ConfigurationPlot> plots, PlotCollectionSet data, bool bAddToParams = false, GETDATAORDER order = GETDATAORDER.PRE)
{
PlotCollectionSet data1 = new PlotCollectionSet();
if (order == GETDATAORDER.PRE)
{
if (!config.UseExistingDataMinMax)
{
data.SetMinMax();
}
data.GetAbsMinMax(0, 0, out m_dfAbsMinY, out m_dfAbsMaxY);
setMinMaxLines(config);
m_rgPlots = new SimpleGraphing.GraphPlotCollection();
m_rgData = new PlotCollectionSet();
m_rgData.Add(data);
}
for (int i = 0; i < plots.Count; i++)
{
if ((plots[i].HasCustomBuild || plots[i].Visible) && plots[i].BuildOrder == order)
{
GraphPlot graphPlot = new SimpleGraphing.GraphPlot(m_cache, m_gx, m_gy);
int nLookahead = Math.Max(config.PlotArea.Lookahead, config.PlotArea.CalculationLookahead);
PlotCollectionSet set = graphPlot.BuildGraph(plots[i], m_rgData, plots[i].DataIndex, nLookahead, m_rgPlots, bAddToParams);
if (set != null)
{
data1.Add(set, true);
}
if (graphPlot.Plots != null)
{
m_rgPlots.Add(graphPlot);
m_rgData.Add(graphPlot.Plots, true);
}
}
}
if (order == GETDATAORDER.PRE)
{
m_style = createStyle(config);
}
return(data1);
}
private void drawTitle(Graphics g, ConfigurationFrame config, PlotAreaStyle style)
{
if (config.Name.Length == 0)
{
return;
}
PointF pt = new PointF(m_rcBounds.Left + m_rcBounds.Width / 2.0f, m_rcBounds.Top);
SizeF sz = g.MeasureString(m_config.Name, m_config.TitleFont);
pt.X -= sz.Width / 2.0f;
pt.Y += 2.0f;
g.DrawString(config.Name, config.TitleFont, style.TitleBrush, pt);
}
public void Dispose()
{
if (m_fontNote != null)
{
m_fontNote.Dispose();
m_fontNote = null;
}
if (m_rgPlots != null)
{
m_rgPlots.Dispose();
m_rgPlots = null;
}
if (m_style != null)
{
m_style.Dispose();
m_style = null;
}
if (m_colLabelBrushes != null)
{
m_colLabelBrushes.Dispose();
m_colLabelBrushes = null;
}
if (m_colLineBrushes != null)
{
m_colLineBrushes.Dispose();
m_colLineBrushes = null;
}
if (m_colLinePens != null)
{
m_colLinePens.Dispose();
m_colLinePens = null;
}
if (m_colGridBrushes != null)
{
m_colGridBrushes.Dispose();
m_colGridBrushes = null;
}
}
public void Render(Graphics g)
{
PlotAreaStyle style = m_style;
drawGrid(g, style);
foreach (ConfigurationTargetLine line in m_config.TargetLines)
{
float fY1 = m_gy.ScaleValue(line.YValue, true);
line.SetActiveValues(fY1);
if (line.Enabled && line.Visible)
{
Color clrFill = Color.FromArgb(32, line.LineColor);
Pen p = m_colLinePens.Add(line.LineColor);
Brush br = m_colLineBrushes.Add(clrFill);
RectangleF rc;
if (!float.IsNaN(fY1) && !float.IsInfinity(fY1))
{
if (fY1 > Bounds.Top && fY1 < Bounds.Bottom)
{
if (line.YValueRange > 0)
{
float fYTop = m_gy.ScaleValue(line.YValue - (line.YValueRange / 2.0f), true);
float fYBtm = m_gy.ScaleValue(line.YValue + (line.YValueRange / 2.0f), true);
rc = new RectangleF(m_rcBounds.Left, fYBtm, m_rcBounds.Width, fYTop - fYBtm);
}
else
{
rc = new RectangleF(m_rcBounds.Left, fY1 - 2, m_rcBounds.Width, 5);
}
g.FillRectangle(br, rc);
g.DrawLine(p, m_rcBounds.Left, fY1, m_rcBounds.Right, fY1);
if (!string.IsNullOrEmpty(line.Note))
{
SizeF sz = g.MeasureString(line.Note, m_fontNote);
Brush brNote = m_colLineBrushes.Add(line.NoteColor);
g.DrawString(line.Note, m_fontNote, brNote, new PointF(100, fY1 - sz.Height));
}
}
}
}
}
g.SetClip(Bounds);
// Draw the pre-render
foreach (GraphPlot graphPlot in m_rgPlots)
{
graphPlot.PreRender(g, m_config.PlotArea.Lookahead);
}
// Draw the action actives (if any)
foreach (GraphPlot graphPlot in m_rgPlots)
{
graphPlot.RenderActions(g, m_config.PlotArea.Lookahead);
}
// Draw the plots
foreach (GraphPlot graphPlot in m_rgPlots)
{
graphPlot.Render(g, m_config.PlotArea.Lookahead);
}
// Draw the look ahead bar if one exists
if (m_config.PlotArea.Lookahead > 0)
{
float fX1 = m_rgPlots[0].GetXPositionFromEnd(m_config.PlotArea.Lookahead);
Pen pen = new Pen(Color.FromArgb(64, 0, 0, 255), 1.0f);
pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Dash;
g.DrawLine(pen, fX1, m_rcBounds.Top, fX1, m_rcBounds.Bottom);
pen.Dispose();
}
g.ResetClip();
float fX = 3;
float fY = 3;
float fHt = 0;
foreach (GraphPlot graphPlot in m_rgPlots)
{
if (m_rcBounds.Y + fY + fHt > m_rcBounds.Bottom)
{
break;
}
fHt = drawLabel(g, fX, fY, graphPlot);
fY += fHt;
}
drawTitle(g, m_config, m_style);
}
