public void setSymbolizer()
{
double baseWidth = 20.0;
double baseOutlineWidth = 10.0;
double adjWidth = baseWidth;
double adjOutlineWidth = baseOutlineWidth;
LineScheme rdScheme = new LineScheme();
LineSymbolizer catSelSym = new LineSymbolizer();
catSelSym.ScaleMode = ScaleMode.Geographic;
catSelSym.SetWidth(adjWidth);
catSelSym.SetOutline(Color.Blue, adjOutlineWidth);
catSelSym.SetFillColor(Color.White);
LineSymbolizer symDef = new LineSymbolizer();
symDef.ScaleMode = ScaleMode.Geographic;
symDef.SetWidth(adjWidth);
symDef.SetOutline(Color.Black, adjOutlineWidth);
symDef.SetFillColor(Color.Gray);
LineCategory catDef = new LineCategory();
catDef.LegendText = "No RSL Info";
catDef.SelectionSymbolizer = catSelSym;
catDef.Symbolizer = symDef;
rdScheme.AddCategory(catDef);
int[] r = new int[30];
int[] g = new int[30];
int[] b = new int[30];
if (Project.settings.GetValue("road_colors").Contains("t"))
{
if (moduleRoads.roadColors == "RSL")
{
for (int rsl = 0; rsl <= 20; rsl++)
{
// create a category
LineCategory colorCat = new LineCategory();
colorCat.FilterExpression = "[TAMSROADRSL] = '" + rsl.ToString() + "'";
LineSymbolizer colorSym = new LineSymbolizer();
colorSym.ScaleMode = ScaleMode.Geographic;
colorSym.SetWidth(adjWidth);
colorSym.SetOutline(Color.DarkGray, adjOutlineWidth);
Color fillColor = Color.Gray;
if (rsl == 20 || rsl == 19)
{
fillColor = Color.Blue;
}
if (rsl <= 18 && rsl >= 16)
{
fillColor = Color.DeepSkyBlue;
}
if (rsl <= 15 && rsl >= 13)
{
fillColor = Color.Green;
}
if (rsl <= 12 && rsl >= 10)
{
fillColor = Color.LimeGreen;
}
if (rsl <= 9 && rsl >= 7)
{
fillColor = Color.Yellow;
}
if (rsl <= 6 && rsl >= 4)
{
fillColor = Color.Orange;
}
if (rsl <= 3 && rsl >= 1)
{
fillColor = Color.Red;
}
if (rsl == 0)
{
fillColor = Color.DarkRed;
}
if (selectedColors[fillColor])
{
colorSym.SetFillColor(fillColor);
}
else
{
continue;
}
colorCat.Symbolizer = colorSym;
// assign (default) selection symbolizer
colorCat.SelectionSymbolizer = catSelSym;
// done
rdScheme.AddCategory(colorCat);
}
}
if (moduleRoads.roadColors == "Treatment")
{
DataTable nameToTreatment = Database.GetDataByQuery(Project.conn, "SELECT name, category FROM treatments;");
string[] treatments = new string[30];
int j = 0;
foreach (DataRow row in nameToTreatment.Rows)
{
treatments[j] = row["name"].ToString();
if (row["category"].ToString() == "routine")
{
r[j] = 0;
}
g[j] = 0; b[j] = 255;
if (row["category"].ToString() == "patch")
{
r[j] = 50;
}
g[j] = 205; b[j] = 50;
if (row["category"].ToString() == "preventative")
{
r[j] = 255;
}
g[j] = 255; b[j] = 0;
if (row["category"].ToString() == "rehabilitation")
{
r[j] = 255;
}
g[j] = 0; b[j] = 0;
if (row["category"].ToString() == "reconstruction")
{
r[j] = 139;
}
g[j] = 0; b[j] = 0;
j++;
}
treatments[24] = "Routine"; r[24] = 0; g[24] = 0; b[24] = 255;
treatments[25] = "Patching"; r[25] = 50; g[25] = 205; b[25] = 50;
treatments[26] = "Preventative"; r[26] = 255; g[26] = 255; b[26] = 0;
treatments[27] = "Preventative with Patching"; r[27] = 255; g[27] = 165; b[27] = 0;
treatments[28] = "Rehabilitation"; r[28] = 255; g[28] = 0; b[28] = 0;
treatments[29] = "Reconstruction"; r[29] = 139; g[29] = 0; b[29] = 0;
for (int i = 0; i < treatments.Length; i++)
{
// TODO: Get this to work
Color fillColor = Color.Gray;
if (r[i] == 0 && g[i] == 0 && b[i] == 255)
{
fillColor = Color.Blue;
}
if (r[i] == 50 && g[i] == 205 && b[i] == 50)
{
fillColor = Color.LimeGreen;
}
if (r[i] == 255 && g[i] == 255 && b[i] == 0)
{
fillColor = Color.Yellow;
}
if (r[i] == 255 && g[i] == 165 && b[i] == 0)
{
fillColor = Color.Orange;
}
if (r[i] == 255 && g[i] == 0 && b[i] == 0)
{
fillColor = Color.Red;
}
if (r[i] == 139 && g[i] == 0 && b[i] == 0)
{
fillColor = Color.DarkRed;
}
if (!selectedColors[fillColor])
{
continue;
}
LineCategory colorCat = new LineCategory();
colorCat.FilterExpression = "[TAMSTREATMENT] = '" + treatments[i] + "'";
LineSymbolizer colorSym = new LineSymbolizer();
colorSym.ScaleMode = ScaleMode.Geographic;
colorSym.SetWidth(adjWidth);
colorSym.SetOutline(Color.DarkGray, adjOutlineWidth);
colorSym.SetFillColor(Color.FromArgb(r[i], g[i], b[i]));
colorCat.Symbolizer = colorSym;
// assign (default) selection symbolizer
colorCat.SelectionSymbolizer = catSelSym;
// done
rdScheme.AddCategory(colorCat);
}
}
}
((MapLineLayer)moduleRoads.Layer).ShowLabels = false;
FeatureLayer roadFeatures = moduleRoads.Layer as FeatureLayer;
if (!string.IsNullOrEmpty(Project.settings.GetValue("road_labels")))
{
string streetnames = "[" + Project.settings.GetValue(ModuleName + "_f_streetname") + "]";
roadFeatures.AddLabels(streetnames, new Font("Tahoma", (float)8.0), moduleRoads.labelColor);
roadFeatures.ShowLabels = Project.settings.GetValue("road_labels").Contains("true");
}
((MapLineLayer)moduleRoads.Layer).Symbology = rdScheme;
((MapLineLayer)moduleRoads.Layer).ApplyScheme(rdScheme);
}
private void SymbolizerLines(IMapFeatureLayer aLayer)
{
//Method 1. simple symbolizer
aLayer.Symbolizer = new LineSymbolizer(Color.Brown, 1);
//Method 2. Combined symbolizer
LineSymbolizer road = new LineSymbolizer(Color.Yellow, 5);
road.SetOutline(Color.Black, 1);
aLayer.Symbolizer = road;
/* Method 3. Symbology by unique values:
* HueSatLight = true, then the ramp is created by adjusting the
* hue, saturation and lightness between the start and end colors.
* HueSatLight = false, then the red, blue and green values are ramped instead.
*
* In both cases, alpha (transparency) is ramped the same way.
*/
LineScheme lScheme = new LineScheme();
lScheme.EditorSettings.ClassificationType = ClassificationType.UniqueValues;
lScheme.EditorSettings.FieldName = "CARTO";
lScheme.CreateCategories(aLayer.DataSet.DataTable);
aLayer.Symbology = lScheme;
//Method 4. Collapsible field name in legend via 'AppearsInLegend'
LineScheme lScheme1 = new LineScheme();
lScheme1.Categories.Clear(); //redundant???
LineCategory lowCat = new LineCategory(Color.Blue, 2);
lowCat.FilterExpression = "[CARTO] = 3";
lowCat.LegendText = "Low";
LineCategory highCat = new LineCategory(
Color.Red,
Color.Black,
6,
DashStyle.Solid,
LineCap.Triangle);;
highCat.FilterExpression = "[CARTO] = 2";
highCat.LegendText = "High";
lScheme1.AppearsInLegend = true;
lScheme1.LegendText = "CARTO";
lScheme1.Categories.Add(lowCat);
aLayer.Symbology = lScheme1;
lScheme1.Categories.Add(highCat);
/*Method 5. Lines with multiple strokes
* Each individual LineSymbolizer is made up of at least one,
* but potentially several strokes overlapping each other
*/
LineSymbolizer multiStrokeSym = new LineSymbolizer();
multiStrokeSym.Strokes.Clear(); //redundant???
CartographicStroke ties = new CartographicStroke(Color.Brown);
ties.DashPattern = new float[] { 1 / 6f, 2 / 6f };
ties.Width = 6;
ties.EndCap = LineCap.Flat;
ties.StartCap = LineCap.Flat;
CartographicStroke rails = new CartographicStroke(Color.DarkGray);
rails.CompoundArray = new float[] { .15f, .3f, .6f, .75f };
rails.Width = 6;
rails.EndCap = LineCap.Flat;
rails.StartCap = LineCap.Flat;
multiStrokeSym.Strokes.Add(ties);
multiStrokeSym.Strokes.Add(rails);
aLayer.Symbolizer = multiStrokeSym;
}