/// <summary>
/// Generates specific logarithmic labels for axis.
/// </summary>
/// <param name="g">Graphics3D object</param>
/// <param name="ax">Axis</param>
/// <param name="majorlabels">array of logarithmic axis labels</param>
/// <param name="minorticks">array of minor ticks</param>
/// <param name="start">left/lower bound for minor tick</param>
/// <param name="end">right/upper bound for minor tick</param>
private void GenerateLogLabels(Steema.TeeChart.Drawing.Graphics3D g, Steema.TeeChart.Axis ax, double [] majorlabels, double [] minorticks, int start, int end)
{
ax.Labels.Items.Clear();
int mindecade = GetDecade(ax.Minimum);
int maxdecade = GetDecade(ax.Maximum);
double currval;
int tickypos;
start -= ax.MinorTicks.Length;
end += ax.MinorTicks.Length;
g.Pen.Style = ax.MinorGrid.Style;
g.Pen.Color = ax.MinorGrid.Color;
for (int i = mindecade; i <= maxdecade; i++)
{
for (int j = 0; j < majorlabels.Length; j++)
{
currval = majorlabels[j] * Math.Pow(10, i);
if (currval >= ax.Minimum && currval <= ax.Maximum)
{
ax.Labels.Items.Add(currval);
}
}
for (int k = 0; k < minorticks.Length; k++)
{
currval = minorticks[k] * Math.Pow(10, i);
if (currval >= ax.Minimum && currval <= ax.Maximum)
{
tickypos = ax.CalcPosValue(currval);
if (ax.Horizontal)
{
g.Line(tickypos, start, tickypos, end);
}
else
{
g.Line(start, tickypos, end, tickypos);
}
}
}
}
}
private void tChart1_AfterDraw(object sender, Steema.TeeChart.Drawing.Graphics3D g)
{
if (idx != -1)
{
string tmpStr = tagCloud1.Labels[idx].ToString();
int fontSize = (int)(tagCloud1.GetTagFontSize(idx) * 1.5);
g.Pen.Width = 2;
g.Pen.Color = tagCloud1.ValueColor(idx);
g.Line(new Point(tagCloud1.Positions[idx].Left, tagCloud1.Positions[idx].Top + fontSize),
new Point(tagCloud1.Positions[idx].Right, tagCloud1.Positions[idx].Top + fontSize));
}
}