private void AddPieTheme()
{
FeatureLayer selected = layers.SelectedItem as FeatureLayer;
if (selected != null)
{
// Collect list of columns to use:
ArrayList list = new ArrayList();
for (int i = 0; i < fields.Items.Count; i++)
{
if (fields.GetItemCheckState(i) == CheckState.Checked)
{
list.Add(fields.Items[i]);
}
}
// If there are any, then add the theme:
if (list.Count > 0)
{
try
{
PieTheme theme = new PieTheme(
mapControl1.Map,
selected.Table,
(string[])list.ToArray(typeof(string))
);
ObjectThemeLayer themeLayer = new ObjectThemeLayer(
"World Pop Growth Rate", null, theme);
mapControl1.Map.Layers.Add(themeLayer);
theme.DataValueAtSize *= 2;
theme.GraduateSizeBy = GraduateSizeBy.Constant;
themeLayer.RebuildTheme();
}
catch (Exception e)
{
for (int i = 0; i < fields.Items.Count; i++)
{
fields.SetItemCheckState(i, CheckState.Unchecked);
}
System.Windows.Forms.MessageBox.Show("Error: \n" + e.ToString(), "PieTheme Error");
}
}
}
}
private void ModifyTheme()
{
try
{
// Bring up the modify theme dialog for modifier themes
if (_themedFeatureLayer != null)
{
FeatureStyleModifier modifier = _themedFeatureLayer.Modifiers["theme1"];
if (modifier != null)
{
if (modifier is DotDensityTheme)
{
DotDensityTheme thm = modifier as DotDensityTheme;
ModifyDotDensityThemeDlg dlg = new ModifyDotDensityThemeDlg(mapControl1.Map, thm);
dlg.ShowDialog();
}
else if (modifier is RangedTheme)
{
RangedTheme thm = modifier as RangedTheme;
ModifyRangedThemeDlg dlg = new ModifyRangedThemeDlg(mapControl1.Map, thm);
dlg.ShowDialog();
}
else if (modifier is IndividualValueTheme)
{
IndividualValueTheme thm = modifier as IndividualValueTheme;
ModifyIndValueThemeDlg dlg = new ModifyIndValueThemeDlg(mapControl1.Map, thm);
dlg.ShowDialog();
}
_themedFeatureLayer.Invalidate();
}
}
// Bring up the modify theme dialog for object themes
ObjectThemeLayer thmLayer = mapControl1.Map.Layers["theme1"] as ObjectThemeLayer;
if (thmLayer != null)
{
if (thmLayer.Theme is GraduatedSymbolTheme)
{
GraduatedSymbolTheme thm = thmLayer.Theme as GraduatedSymbolTheme;
ModifyGradSymbolThemeDlg dlg = new ModifyGradSymbolThemeDlg(mapControl1.Map, thm);
dlg.ShowDialog();
}
else if (thmLayer.Theme is BarTheme)
{
BarTheme thm = thmLayer.Theme as BarTheme;
ModifyBarThemeDlg dlg = new ModifyBarThemeDlg(mapControl1.Map, thm);
dlg.ShowDialog();
}
else if (thmLayer.Theme is PieTheme)
{
PieTheme thm = thmLayer.Theme as PieTheme;
ModifyPieThemeDlg dlg = new ModifyPieThemeDlg(mapControl1.Map, thm);
dlg.ShowDialog();
}
thmLayer.RebuildTheme();
}
if (_themedLabelLayer != null)
{
LabelModifier labelModifier = _themedLabelLayer.Sources[0].Modifiers["theme1"];
if (labelModifier != null)
{
if (labelModifier is RangedLabelTheme)
{
RangedLabelTheme thm = labelModifier as RangedLabelTheme;
ModifyRangedThemeDlg dlg = new ModifyRangedThemeDlg(mapControl1.Map, thm);
dlg.ShowDialog();
}
else if (labelModifier is IndividualValueLabelTheme)
{
IndividualValueLabelTheme thm = labelModifier as IndividualValueLabelTheme;
ModifyIndValueThemeDlg dlg = new ModifyIndValueThemeDlg(mapControl1.Map, thm);
dlg.ShowDialog();
}
_themedLabelLayer.Invalidate();
}
}
}
catch (MapException)
{
}
}
// Disable other LabelLayers if we demo a new LabelLayer with theme or modifier sample.
// so User could see theme/modifier label layer clearly.
// public static void HandleLabelLayerVisibleStatus(Map map)
// {
// if(map == null) return;
// for(int index=0; index < map.Layers.Count; index++)
// {
// IMapLayer lyr = map.Layers[index];
// if(lyr is LabelLayer)
// {
// LabelLayer ll = lyr as LabelLayer;
// if(map.Layers[SampleConstants.NewLabelLayerAlias] != null
// && ll.Alias != SampleConstants.NewLabelLayerAlias)
// {
// ll.Enabled = false;
// }
// else
// {
// ll.Enabled = true;
// }
// }
// }
// }
// Create all MapXtreme.Net themes and modifiers for the bound data
// and add them into the corresponding Map object.
private void CreateThemeOrModifier(string themeName)
{
Map myMap = GetMapObj();
if (myMap == null)
{
return;
}
// Clean up all temp themes or modifiers from the Map object.
this.CleanUp(myMap);
FeatureLayer fLyr = myMap.Layers[SampleConstants.ThemeLayerAlias] as FeatureLayer;
ThemeAndModifierTypes themeType = ThemesAndModifiers.GetThemeAndModifierTypesByName(themeName);
string alias = ConstructThemeAlias(themeType);
switch (themeType)
{
case ThemeAndModifierTypes.RangedTheme:
RangedTheme rt = new RangedTheme(fLyr, GetThemeOrModifierExpression(), alias, 5, MapInfo.Mapping.Thematics.DistributionMethod.EqualCountPerRange);
fLyr.Modifiers.Append(rt);
break;
case ThemeAndModifierTypes.DotDensityTheme:
DotDensityTheme ddt = new DotDensityTheme(fLyr, GetThemeOrModifierExpression(), alias, Color.Purple, DotDensitySize.Large);
ddt.ValuePerDot = 2000000d;
fLyr.Modifiers.Append(ddt);
break;
case ThemeAndModifierTypes.IndividualValueTheme:
IndividualValueTheme ivt = new IndividualValueTheme(fLyr, GetThemeOrModifierExpression(), alias);
fLyr.Modifiers.Append(ivt);
break;
case ThemeAndModifierTypes.PieTheme:
PieTheme pt = new PieTheme(myMap, fLyr.Table, GetThemeOrModifierExpressions());
ObjectThemeLayer otlPt = new ObjectThemeLayer("PieTheme", alias, pt);
GetTheGroupLayer().Insert(0, otlPt);
break;
case ThemeAndModifierTypes.BarTheme:
BarTheme bt = new BarTheme(myMap, fLyr.Table, GetThemeOrModifierExpressions());
bt.DataValueAtSize = 10000000;
bt.Size = new MapInfo.Engine.PaperSize(0.1, 0.1, MapInfo.Geometry.PaperUnit.Inch);
bt.Width = new MapInfo.Engine.PaperSize(0.1, MapInfo.Geometry.PaperUnit.Inch);
ObjectThemeLayer otlBt = new ObjectThemeLayer("BarTheme", alias, bt);
GetTheGroupLayer().Insert(0, otlBt);
break;
case ThemeAndModifierTypes.GraduatedSymbolTheme:
GraduatedSymbolTheme gst = new GraduatedSymbolTheme(fLyr.Table, GetThemeOrModifierExpression());
ObjectThemeLayer otlGst = new ObjectThemeLayer("GraduatedSymbolTheme", alias, gst);
GetTheGroupLayer().Insert(0, otlGst);
break;
case ThemeAndModifierTypes.FeatureOverrideStyleModifier:
FeatureOverrideStyleModifier fosm = new FeatureOverrideStyleModifier("OverrideTheme", alias);
SimpleInterior fs = new SimpleInterior((SimpleInterior.MaxFillPattern - SimpleInterior.MinFillPattern) / 2, Color.FromArgb(10, 23, 90), Color.FromArgb(33, 35, 35), false);
fs.SetApplyAll();
SimpleLineStyle lineStyle = new SimpleLineStyle(new LineWidth(2, LineWidthUnit.Point), (SimpleLineStyle.MaxLinePattern - SimpleLineStyle.MinLinePattern) / 2);
lineStyle.Color = Color.FromArgb(111, 150, 230);
lineStyle.Interleaved = false;
lineStyle.SetApplyAll();
fosm.Style.AreaStyle = new AreaStyle(lineStyle, fs);
fLyr.Modifiers.Append(fosm);
break;
case ThemeAndModifierTypes.Label_IndividualValueLabelTheme:
IndividualValueLabelTheme ivlt = new IndividualValueLabelTheme(fLyr.Table, GetThemeOrModifierExpression(), alias);
CreateLabelLayer(myMap, fLyr.Table, GetThemeOrModifierExpression()).Sources[0].Modifiers.Append(ivlt);
break;
case ThemeAndModifierTypes.Label_RangedLabelTheme:
RangedLabelTheme rlt = new RangedLabelTheme(fLyr.Table, GetThemeOrModifierExpression(), alias, 5, DistributionMethod.EqualCountPerRange);
CreateLabelLayer(myMap, fLyr.Table, GetThemeOrModifierExpression()).Sources[0].Modifiers.Append(rlt);
break;
case ThemeAndModifierTypes.Label_OverrideLabelModifier:
OverrideLabelModifier olm = new OverrideLabelModifier(alias, "OverrideLabelModifier");
MapInfo.Styles.Font font = new MapInfo.Styles.Font("Arial", 24, Color.Red, Color.Yellow, FontFaceStyle.Italic,
FontWeight.Bold, TextEffect.Halo, TextDecoration.All, TextCase.AllCaps, true, true);
font.Attributes = StyleAttributes.FontAttributes.All;
olm.Properties.Style = new TextStyle(font);
olm.Properties.Caption = GetThemeOrModifierExpression();
CreateLabelLayer(myMap, fLyr.Table, GetThemeOrModifierExpression()).Sources[0].Modifiers.Append(olm);
break;
default:
break;
}
}
// Create all MapXtreme.Net themes and modifiers for the bound data
// and add them into the corresponding Map object.
private void CreateThemeOrModifier(string themeName)
{
Map myMap = GetMapObj();
if(myMap == null)return;
// Clean up all temp themes or modifiers from the Map object.
this.CleanUp(myMap);
FeatureLayer fLyr = myMap.Layers[SampleConstants.ThemeLayerAlias] as FeatureLayer;
ThemeAndModifierTypes themeType = ThemesAndModifiers.GetThemeAndModifierTypesByName(themeName);
string alias = ConstructThemeAlias(themeType);
switch(themeType)
{
case ThemeAndModifierTypes.RangedTheme:
RangedTheme rt = new RangedTheme(fLyr, GetThemeOrModifierExpression(), alias, 5, MapInfo.Mapping.Thematics.DistributionMethod.EqualCountPerRange);
fLyr.Modifiers.Append(rt);
break;
case ThemeAndModifierTypes.DotDensityTheme:
DotDensityTheme ddt = new DotDensityTheme(fLyr, GetThemeOrModifierExpression(), alias, Color.Purple, DotDensitySize.Large);
ddt.ValuePerDot = 2000000d;
fLyr.Modifiers.Append(ddt);
break;
case ThemeAndModifierTypes.IndividualValueTheme:
IndividualValueTheme ivt = new IndividualValueTheme(fLyr, GetThemeOrModifierExpression(), alias);
fLyr.Modifiers.Append(ivt);
break;
case ThemeAndModifierTypes.PieTheme:
PieTheme pt = new PieTheme(myMap, fLyr.Table, GetThemeOrModifierExpressions());
ObjectThemeLayer otlPt = new ObjectThemeLayer("PieTheme", alias, pt);
GetTheGroupLayer().Insert(0, otlPt);
break;
case ThemeAndModifierTypes.BarTheme:
BarTheme bt = new BarTheme(myMap, fLyr.Table, GetThemeOrModifierExpressions());
bt.DataValueAtSize = 10000000;
bt.Size = new MapInfo.Engine.PaperSize(0.1, 0.1, MapInfo.Geometry.PaperUnit.Inch);
bt.Width = new MapInfo.Engine.PaperSize(0.1, MapInfo.Geometry.PaperUnit.Inch);
ObjectThemeLayer otlBt = new ObjectThemeLayer("BarTheme", alias, bt);
GetTheGroupLayer().Insert(0, otlBt);
break;
case ThemeAndModifierTypes.GraduatedSymbolTheme:
GraduatedSymbolTheme gst = new GraduatedSymbolTheme(fLyr.Table, GetThemeOrModifierExpression());
ObjectThemeLayer otlGst = new ObjectThemeLayer("GraduatedSymbolTheme", alias, gst);
GetTheGroupLayer().Insert(0, otlGst);
break;
case ThemeAndModifierTypes.FeatureOverrideStyleModifier:
FeatureOverrideStyleModifier fosm = new FeatureOverrideStyleModifier("OverrideTheme", alias);
SimpleInterior fs = new SimpleInterior((SimpleInterior.MaxFillPattern - SimpleInterior.MinFillPattern) / 2, Color.FromArgb(10, 23, 90), Color.FromArgb(33, 35, 35), false);
fs.SetApplyAll();
SimpleLineStyle lineStyle = new SimpleLineStyle(new LineWidth(2, LineWidthUnit.Point), (SimpleLineStyle.MaxLinePattern - SimpleLineStyle.MinLinePattern) /2);
lineStyle.Color = Color.FromArgb(111, 150, 230);
lineStyle.Interleaved = false;
lineStyle.SetApplyAll();
fosm.Style.AreaStyle = new AreaStyle(lineStyle, fs);
fLyr.Modifiers.Append(fosm);
break;
case ThemeAndModifierTypes.Label_IndividualValueLabelTheme:
IndividualValueLabelTheme ivlt = new IndividualValueLabelTheme(fLyr.Table, GetThemeOrModifierExpression(), alias);
CreateLabelLayer(myMap, fLyr.Table, GetThemeOrModifierExpression()).Sources[0].Modifiers.Append(ivlt);
break;
case ThemeAndModifierTypes.Label_RangedLabelTheme:
RangedLabelTheme rlt = new RangedLabelTheme(fLyr.Table, GetThemeOrModifierExpression(), alias, 5, DistributionMethod.EqualCountPerRange);
CreateLabelLayer(myMap, fLyr.Table, GetThemeOrModifierExpression()).Sources[0].Modifiers.Append(rlt);
break;
case ThemeAndModifierTypes.Label_OverrideLabelModifier:
OverrideLabelModifier olm = new OverrideLabelModifier(alias, "OverrideLabelModifier");
MapInfo.Styles.Font font = new MapInfo.Styles.Font("Arial", 24, Color.Red, Color.Yellow, FontFaceStyle.Italic,
FontWeight.Bold, TextEffect.Halo, TextDecoration.All, TextCase.AllCaps, true, true);
font.Attributes = StyleAttributes.FontAttributes.All;
olm.Properties.Style = new TextStyle(font);
olm.Properties.Caption = GetThemeOrModifierExpression();
CreateLabelLayer(myMap, fLyr.Table, GetThemeOrModifierExpression()).Sources[0].Modifiers.Append(olm);
break;
default:
break;
}
}
private void AddPieTheme()
{
FeatureLayer selected = layers.SelectedItem as FeatureLayer;
if(selected != null)
{
// Collect list of columns to use:
ArrayList list = new ArrayList();
for(int i=0; i < fields.Items.Count; i++)
{
if(fields.GetItemCheckState(i) == CheckState.Checked)
{
list.Add(fields.Items[i]);
}
}
// If there are any, then add the theme:
if(list.Count > 0)
{
try
{
PieTheme theme = new PieTheme(
mapControl1.Map,
selected.Table,
(string[])list.ToArray(typeof(string))
);
ObjectThemeLayer themeLayer = new ObjectThemeLayer(
"World Pop Growth Rate", null, theme);
mapControl1.Map.Layers.Add(themeLayer);
theme.DataValueAtSize *= 2;
theme.GraduateSizeBy = GraduateSizeBy.Constant;
themeLayer.RebuildTheme();
}
catch (Exception e)
{
for(int i=0; i < fields.Items.Count; i++)
{
fields.SetItemCheckState(i,CheckState.Unchecked);
}
System.Windows.Forms.MessageBox.Show("Error: \n"+e.ToString(),"PieTheme Error");
}
}
}
}
