/// <summary>
/// Moves the selected line to the bottom of the pattern
/// </summary>
private void btnMoveDown_Click(object sender, EventArgs e)
{
if (dgv.SelectedRows.Count > 0)
{
int index = dgv.SelectedRows[0].Index;
if (index < dgv.Rows.Count - 1)
{
MapWinGIS.LineSegment segm = _options.LinePattern.get_Line(index);
MapWinGIS.LineSegment segmAfter = _options.LinePattern.get_Line(index + 1);
_options.LinePattern.set_Line(index + 1, segm);
_options.LinePattern.set_Line(index, segmAfter);
Options2Grid();
DrawPreview();
_noEvents = true;
dgv.ClearSelection();
_noEvents = false;
dgv.Rows[index + 1].Selected = true;
btnApply.Enabled = true;
RefreshControlState();
}
}
}
/// <summary>
/// Drawing of images in the style column
/// </summary>
private void dgv_CellFormatting(object sender, DataGridViewCellFormattingEventArgs e)
{
if (_options.LinePattern == null)
{
return;
}
if (e.RowIndex >= 0 && e.RowIndex < _options.LinePattern.Count)
{
if (e.ColumnIndex == CMN_PICTURE)
{
System.Drawing.Image img = e.Value as System.Drawing.Image;
if (img != null)
{
MapWinGIS.LineSegment line = _options.LinePattern.get_Line(e.RowIndex);
if (line != null)
{
Graphics g = Graphics.FromImage(img);
g.Clear(Color.White);
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
g.SmoothingMode = SmoothingMode.HighQuality;
IntPtr ptr = g.GetHdc();
uint backColor = Colors.ColorToUInteger(this.BackColor);
line.Draw(ptr.ToInt32(), 0, 0, img.Width, img.Height, backColor);
g.ReleaseHdc();
g.Dispose();
((Bitmap)img).MakeTransparent(this.BackColor);
}
}
}
}
}
/// <summary>
/// Sets the values entered by user to the class
/// </summary>
private void GUI2Options(object sender, EventArgs e)
{
if (_noEvents)
{
return;
}
// vertices
_options.VerticesVisible = chkVerticesVisible.Checked;
_options.VerticesFillVisible = chkVerticesFillVisible.Checked;
_options.VerticesSize = (int)udVerticesSize.Value;
_options.VerticesColor = Colors.ColorToUInteger(clpVerticesColor.Color);
_options.VerticesType = (tkVertexType)cboVerticesType.SelectedIndex;
// transparency
_options.LineTransparency = transparencyControl1.Value;
if (_options.LinePattern != null)
{
_options.LinePattern.Transparency = (byte)_options.LineTransparency;
}
if (dgv.SelectedRows.Count > 0)
{
int index = dgv.SelectedRows[0].Index;
MapWinGIS.LineSegment line = _options.LinePattern.get_Line(index);
if (line != null)
{
line.LineType = cboLineType.SelectedIndex == 0 ? tkLineType.lltSimple : tkLineType.lltMarker;
// showing the options
if (cboLineType.SelectedIndex == 0)
{
line.LineStyle = (tkDashStyle)icbLineType.SelectedIndex;
line.LineWidth = icbLineWidth.SelectedIndex + 1;
line.Color = Colors.ColorToUInteger(clpOutline.Color);
}
else
{
line.Marker = (tkDefaultPointSymbol)pointSymbolControl1.SelectedIndex;
line.MarkerInterval = (float)udMarkerInterval.Value;
line.MarkerSize = (float)udMarkerSize.Value;
line.Color = Colors.ColorToUInteger(clpMarkerFill.Color);
line.MarkerOutlineColor = Colors.ColorToUInteger(clpMarkerOutline.Color);
line.MarkerOrientation = (tkLineLabelOrientation)cboOrientation.SelectedIndex;
line.MarkerOffset = (float)udMarkerOffset.Value;
if (pointSymbolControl1.ForeColor != clpMarkerFill.Color)
{
pointSymbolControl1.ForeColor = clpMarkerFill.Color;
}
}
dgv.Invalidate();
}
}
btnApply.Enabled = true;
DrawPreview();
}
// Toggle between simaple and marker line
void cboLineType_SelectedIndexChanged(object sender, EventArgs e)
{
if (_noEvents)
{
return;
}
if (dgv.SelectedRows.Count > 0)
{
int index = dgv.SelectedRows[0].Index;
MapWinGIS.LineSegment line = _options.LinePattern.get_Line(index);
line.LineType = (tkLineType)cboLineType.SelectedIndex;
dgv[CMN_TYPE, index].Value = line.LineType == tkLineType.lltSimple ? "line" : "marker";
Options2GUI();
dgv.Invalidate();
btnApply.Enabled = true;
}
}
/// <summary>
/// Loads the values of the class instance to the controls
/// </summary>
private void Options2GUI()
{
_noEvents = true;
// vertices
chkVerticesVisible.Checked = _options.VerticesVisible;
chkVerticesFillVisible.Checked = _options.VerticesFillVisible;
udVerticesSize.SetValue(_options.VerticesSize);
clpVerticesColor.Color = Colors.UintToColor(_options.VerticesColor);
cboVerticesType.SelectedIndex = (int)_options.VerticesType;
// transparency
if (_options.LinePattern != null)
{
transparencyControl1.Value = _options.LinePattern.Transparency;
}
if (dgv.SelectedRows.Count > 0)
{
int index = dgv.SelectedRows[0].Index;
MapWinGIS.LineSegment line = _options.LinePattern.get_Line(index);
if (line != null)
{
cboLineType.SelectedIndex = (int)line.LineType;
groupLine.Visible = false;
groupMarker.Visible = false;
if (cboLineType.SelectedIndex == 0)
{
groupLine.Visible = true;
}
else
{
groupMarker.Visible = true;
}
// showing the options
if (line.LineType == tkLineType.lltSimple)
{
_noEvents = true;
icbLineType.SelectedIndex = (int)line.LineStyle;
icbLineWidth.SelectedIndex = (int)line.LineWidth - 1;
clpOutline.Color = Colors.UintToColor(line.Color);
_noEvents = false;
}
else
{
_noEvents = true;
pointSymbolControl1.SelectedIndex = (int)line.Marker;
udMarkerInterval.SetValue(line.MarkerInterval);
udMarkerSize.SetValue(line.MarkerSize);
clpMarkerFill.Color = Colors.UintToColor(line.Color);
clpMarkerOutline.Color = Colors.UintToColor(line.MarkerOutlineColor);
udMarkerOffset.SetValue(line.MarkerOffset);
cboOrientation.SelectedIndex = (int)line.MarkerOrientation;
if (pointSymbolControl1.ForeColor != clpMarkerFill.Color)
{
pointSymbolControl1.ForeColor = clpMarkerFill.Color;
}
_noEvents = false;
}
DrawPreview();
}
}
_noEvents = false;
}
