/// <summary>
///
/// </summary>
/// <param name="visibilityHandler"></param>
public void VisibilityChanged(IndexVisibilityHandler visibilityHandler)
{
foreach (Label label in labels)
{
bool visible = visibilityHandler.GetVisibility(label.id);
label.visible = visible;
if (visible)
{
//visible = true;
// if selected we don't want to override that color
if (!label.selected)
{
label.colorARGB = visibleTextColor.ToArgb();
}
else // if visible and selected, then show it selected
{
label.colorARGB = selectedTextColor.ToArgb();
}
}
else
{
// NOTE: do not change the selected flag, so we can
// put it back to selected when it's visible again
//label.visible = false;
label.colorARGB = notVisibleTextColor.ToArgb();
}
}
}
/// <summary>
/// Draws the rectangle and its children
/// </summary>
/// <param name="aGraphics">the graphics container</param>
public void Draw(Graphics aGraphics, IColorMap aColorMap, List <int> aSelectedIds, IndexVisibilityHandler aVisibility)
{
iVisibility = aVisibility;
if (iHeight * iScale.Y <= 1)
{
return;
}
this.DrawChild(aGraphics, aColorMap, aSelectedIds, aVisibility);
//foreach (TreeRectangle rectangle in iChildRectangles)
//{
// rectangle.DrawChild(aGraphics, aColorMap);
//}
//
}
// This method is called every time the map is rendered.
protected override void InternalRender()
{
// If the input is null we cannot render.
if (_input == null)
{
return;
}
// If the glyph is not inited, call InternalInit.
if (!_inited)
{
InternalInit(_device);
if (!_inited)
{
return;
}
}
_device.RenderState.CullMode = Cull.None;
// Loops through the regions in the map.
for (int i = 0; i < _input.GetData().GetAxisLength(Axis.Y); i++)
{
// Resets the world transform.
_device.Transform.World = _layerWorldMatrix;
// If a glyph positioner (a class that moves the glyphs to the correct position) is set, use it.
if (ActiveGlyphPositioner != null)
{
//Gets the position for the glyph with index i.
Vector2 pos = ActiveGlyphPositioner.GetPosition(i);
// Translates the world transform.
_device.Transform.World *= Matrix.Translation(
pos.X,
pos.Y,
0
);
}
if (IndexVisibilityHandler.GetVisibility(i))
{
DrawAllGlyphs(i);
}
}
}
private void SetupMapLayers()
{
string dir = Directory.GetCurrentDirectory();
string dataPath = "\\..\\..\\..\\data\\geodata\\maps\\";
string fileName = "europe_nation";
ShapeFileReader shapeReader = new ShapeFileReader();
iMapData = shapeReader.Read(dir + dataPath + fileName + ".shp"
, dir + dataPath + fileName + ".dbf"
, dir + dataPath + fileName + ".shx");
// Border Layer
borderLayer = new MapPolygonBorderLayer();
borderLayer.MapData = iMapData;
// Polygon Layer
polygonLayer = new MapPolygonLayer();
polygonLayer.MapData = iMapData;
polygonLayer.ColorMap = iColorMap;
polygonLayer.IndexVisibilityHandler = iPcPlot.IndexVisibilityHandler;
iPcPlot.FilterChanged += new EventHandler(iPcPlot_FilterChanged);
polygonSelectionLayer = new MapPolygonLayer();
polygonSelectionLayer.MapData = iMapData;
polygonSelectionLayer.PolygonColor = Color.FromArgb(220, 220, 220);
polygonSelectionLayer.Alpha = 120;
borderSelectionLayer = new MapPolygonBorderLayer();
borderSelectionLayer.MapData = iMapData;
borderSelectionLayer.BorderColor = Color.Black;
borderSelectionLayer.Translation = new Vector3(0.6f, 0.6f, 0); // borderSelectionLayer.Translation.X;
iSelectedInVisibility = new IndexVisibilityHandler(iMapData.RegionList.Count);
iSelectedVisibility = new IndexVisibilityHandler(iMapData.RegionList.Count);
iSelectedInVisibility.Clear();
iInVisibilityList = iSelectedInVisibility.CreateVisibilityList();
iVisibilityList = iSelectedVisibility.CreateVisibilityList();
for (int i = 0, endI = iMapData.RegionList.Count; i < endI; i++)
{
iVisibilityList.SetVisibility(i, 0, false);
}
polygonSelectionLayer.IndexVisibilityHandler = iSelectedInVisibility;
borderSelectionLayer.IndexVisibilityHandler = iSelectedVisibility;
// polygonSelectionLayer.SelectedPolygonColor = Color.Transparent;
// Glyph Layer
glyphLayer = new CountryGlyphLayer(iPanel);
glyphLayer.ActiveGlyphPositioner = new CenterGlyphPositioner();
glyphLayer.ActiveGlyphPositioner.MapData = iMapData;
glyphLayer.Input = iDataCube;
glyphLayer.IndexVisibilityHandler = iPcPlot.IndexVisibilityHandler;
// Choropleth Map
choroMap = new ChoroplethMap();
choroMap.VizComponentMouseDown += new EventHandler <VizComponentMouseEventArgs>(MouseDown);
choroMap.VizComponentMouseUp += new EventHandler <VizComponentMouseEventArgs>(MouseUp);
// Add layers on the proper order
choroMap.AddLayer(polygonLayer);
choroMap.AddLayer(borderLayer);
choroMap.AddLayer(polygonSelectionLayer);
choroMap.AddLayer(borderSelectionLayer);
choroMap.AddLayer(glyphLayer);
Invalidate();
//iSelectedColorLegend = new InteractiveColorLegend();
//iSelectedColorLegend.ColorMap = iLegendColorMap;
//iSelectedColorLegend.BorderColor = Color.Black;
//iSelectedColorLegend.ShowMinMaxValues = false;
//iSelectedColorLegend.SetLegendSize(10, 200);
//iSelectedColorLegend.SetPosition(50F, 10F);
//iSelectedColorLegend.SetLegendSize(0.02f, 0.2f);
//iSelectedColorLegend.ShowColorEdgeSliders = false;
//iSelectedColorLegend.ShowColorEdgeSliderValue = false;
////iSelectedColorLegend.ColorEdgeValuesChanged += new EventHandler(ColorLegendChanged);
//choroMap.AddSubComponent(iSelectedColorLegend);
iColorLegend = new InteractiveColorLegend();
iColorLegend.ColorMap = iColorMap;
//iColorLegend.BorderColor = Color.Black;
//iColorLegend.SliderTextColor = Color.Black;
//iColorLegend.ShowMinMaxValues = true;
iColorLegend.SetPosition(10, 10);
iColorLegend.SetLegendSize(15, 200);
iColorLegend.ShowColorEdgeSliders = true;
iColorLegend.ShowColorEdgeSliderValue = false;
iColorLegend.ColorEdgeValuesChanged += new EventHandler(ColorLegendChanged);
//iColorLegend.ShowValueSliders = true;
//iColorLegend.ShowValueSliderValue = true;
//iColorLegend.ValueSliderValuesChanged += new EventHandler(ColorLegendChanged);
//iColorLegend.SetEdgeSliders(InteractiveColorLegend.SliderLinePosition.Center, InteractiveColorLegend.TextPosition.RightOrBottom, true);
choroMap.AddSubComponent(iColorLegend);
renderer.Add(choroMap, iPanel);
}
/// <summary>
///
/// </summary>
/// <param name="aGraphics"></param>
/// <param name="aColorMap"></param>
private void DrawChild(Graphics aGraphics, IColorMap aColorMap, List <int> aSelectedIds, IndexVisibilityHandler aVisibility)
{
float height = iHeight * iScale.Y;
if (height <= 1)
{
return;
}
UpdateRectangle(aColorMap);
// Last level: Draw Label and Fill Rectangle
if (iChildRectangles.Count == 0)
{
int amount = aColorMap.GetColors().GetLength(0);
if (amount < iId)
{
iId = 0;
}
// *** If selected ***
if (aSelectedIds != null && aSelectedIds.Contains(iId) && (aVisibility != null && aVisibility.GetVisibility(iId)))
{
System.Drawing.Drawing2D.LinearGradientBrush brush = new
System.Drawing.Drawing2D.LinearGradientBrush(
iFillRectangle,
aColorMap.GetColor(iId), Color.White,
System.Drawing.Drawing2D.LinearGradientMode.Vertical);
aGraphics.FillRectangle(brush, iFillRectangle);
DrawLabel(aGraphics, iSelectedGroupLabelPen);
Pen selectedPen = new Pen(Color.Cyan, 3);
Pen selectedPen2 = new Pen(Color.Blue, 3);
aGraphics.DrawRectangle(selectedPen, iBorderRectangle.X + 3, iBorderRectangle.Y + 3, iBorderRectangle.Width - 7, iBorderRectangle.Height - 7);
aGraphics.DrawRectangle(selectedPen2, iBorderRectangle.X + 6, iBorderRectangle.Y + 6, iBorderRectangle.Width - 12, iBorderRectangle.Height - 12);
}
else
{
if (aVisibility != null && aVisibility.GetVisibility(iId))
{
aGraphics.FillRectangle(iBrush, iFillRectangle);
}
else
{
aGraphics.FillRectangle(iGrayBrush, iFillRectangle);
}
DrawLabel(aGraphics);
}
}
else
{
// Call children recursively
foreach (TreeRectangle rectangle in iChildRectangles)
{
rectangle.DrawChild(aGraphics, aColorMap, aSelectedIds, aVisibility);
}
// Draw the The Group Rectangle (as a border)
aGraphics.DrawRectangle(iPen, iBorderRectangle);
// Draw the Group Label
DrawGroupLabel(iFillRectangle, aGraphics, iBorderPen);
}
}
