本文整理汇总了C#中IDisplay.DrawPoint方法的典型用法代码示例。如果您正苦于以下问题：C# IDisplay.DrawPoint方法的具体用法？C# IDisplay.DrawPoint怎么用？C# IDisplay.DrawPoint使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IDisplay的用法示例。
在下文中一共展示了IDisplay.DrawPoint方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Draw
/// <summary>
/// Draws the layer to the specified display for the given draw phase.
/// </summary>
/// <param name="drawPhase"></param>
/// <param name="Display"></param>
/// <param name="trackCancel"></param>
/// <remarks>the draw method is set as an abstract method and therefore must be overridden</remarks>
public override void Draw(esriDrawPhase drawPhase, IDisplay Display, ITrackCancel trackCancel)
{
if(drawPhase != esriDrawPhase.esriDPGeography) return;
if(Display == null) return;
if(m_table == null || m_symbolTable == null) return;
m_display = Display;
IEnvelope envelope = Display.DisplayTransformation.FittedBounds as IEnvelope;
double lat, lon;
int iconCode;
bool selected;
ISymbol symbol = null;
//loop through the rows. Draw each row that has a shape
foreach (DataRow row in m_table.Rows)
{
//get the Lat/Lon of the item
lat = Convert.ToDouble(row[3]);
lon = Convert.ToDouble(row[4]);
//get the icon ID
iconCode = Convert.ToInt32(row[8]);
//get the selection state of the item
selected = Convert.ToBoolean(row[13]);
if(lon >= envelope.XMin && lon <= envelope.XMax && lat >= envelope.YMin && lat <= envelope.YMax)
{
//search for the symbol in the symbology table
symbol = GetSymbol(iconCode, row);
if(null == symbol)
continue;
m_point.X = lon;
m_point.Y = lat;
m_point.SpatialReference = m_spatialRef;
//reproject the point to the DataFrame's spatial reference
if (null != m_mapSpatialRef && m_mapSpatialRef.FactoryCode != m_layerSRFactoryCode)
m_point.Project(m_mapSpatialRef);
Display.SetSymbol(symbol);
Display.DrawPoint(m_point);
if(selected)
{
Display.SetSymbol(m_selectionSymbol);
Display.DrawPoint(m_point);
}
}
}
}示例2: draw
public override void draw(IDisplay display, IGeometry geometry)
{
display.DrawPoint(geometry);
}示例3: DrawGeometry
/// <summary>
/// Draws the input geometry using the specified colors.
/// </summary>
/// <param name="geometry">The input IGeometry to draw. Supported geometry types are GeometryBag, Polygon, Polyline, Point and Multipoint.</param>
/// <param name="fillColor">An IRgbColor reference for the fill color</param>
/// <param name="lineColor">An IRgbColor reference for the line or outline color</param>
/// <param name="display">An IDisplay reference</param>
/// <param name="cancelTracker">An ITrackCancel reference</param>
private static void DrawGeometry(IGeometry geometry, IRgbColor fillColor, IRgbColor lineColor, IDisplay display, ITrackCancel cancelTracker)
{
bool continueDrawing = true;
switch (geometry.GeometryType)
{
case esriGeometryType.esriGeometryBag:
{
IEnumGeometry enumGeometry = (IEnumGeometry)geometry;
IGeometry innerGeometry = enumGeometry.Next();
while (innerGeometry != null && continueDrawing == true)
{
DrawGeometry(innerGeometry, fillColor, lineColor, display, cancelTracker); // Recursive method call
innerGeometry = enumGeometry.Next();
if (cancelTracker != null)
{
continueDrawing = cancelTracker.Continue();
}
}
break;
}
case esriGeometryType.esriGeometryPolygon:
{
// Set the input polygon geometry's symbol.
ISimpleFillSymbol fillSymbol = new SimpleFillSymbolClass();
fillSymbol.Color = (IColor)fillColor;
ILineSymbol lineSymbol = new SimpleLineSymbolClass();
lineSymbol.Color = lineColor;
fillSymbol.Outline = lineSymbol;
// Draw the input polygon geometry.
display.SetSymbol((ISymbol)fillSymbol);
display.DrawPolygon(geometry);
break;
}
case esriGeometryType.esriGeometryPolyline:
{
// Set the input polyline geometry's symbol.
IMultiLayerLineSymbol multiLineSymbol = new MultiLayerLineSymbolClass();
ISimpleLineSymbol simpleLineSymbol1 = new SimpleLineSymbolClass();
ISimpleLineSymbol simpleLineSymbol2 = new SimpleLineSymbolClass();
simpleLineSymbol1.Width = 3;
simpleLineSymbol1.Color = fillColor;
simpleLineSymbol2.Width = 5;
simpleLineSymbol2.Color = lineColor;
multiLineSymbol.AddLayer((ILineSymbol)simpleLineSymbol2);
multiLineSymbol.AddLayer((ILineSymbol)simpleLineSymbol1);
// Draw the input polyline geometry.
display.SetSymbol((ISymbol)multiLineSymbol);
display.DrawPolyline(geometry);
break;
}
case esriGeometryType.esriGeometryPoint:
{
// Set the input point geometry's symbol.
ISimpleMarkerSymbol simpleMarkerSymbol = new SimpleMarkerSymbolClass();
simpleMarkerSymbol.Style = esriSimpleMarkerStyle.esriSMSCircle;
simpleMarkerSymbol.Size = 12;
simpleMarkerSymbol.Color = fillColor;
simpleMarkerSymbol.Outline = true;
simpleMarkerSymbol.OutlineColor = lineColor;
// Draw the input point geometry.
display.SetSymbol((ISymbol)simpleMarkerSymbol);
display.DrawPoint(geometry);
break;
}
case esriGeometryType.esriGeometryMultipoint:
{
// Set the input multipoint geometry's symbol.
ISimpleMarkerSymbol simpleMarkerSymbol = new SimpleMarkerSymbolClass();
simpleMarkerSymbol.Style = esriSimpleMarkerStyle.esriSMSCircle;
simpleMarkerSymbol.Size = 8;
simpleMarkerSymbol.Color = fillColor;
simpleMarkerSymbol.Outline = true;
simpleMarkerSymbol.OutlineColor = lineColor;
// Draw the input multipoint geometry.
display.SetSymbol((ISymbol)simpleMarkerSymbol);
display.DrawMultipoint(geometry);
break;
}
}
}示例4: DrawLogoStandard
private void DrawLogoStandard(IDisplay Display)
{
tagRECT r = Display.DisplayTransformation.get_DeviceFrame();
Display.StartDrawing(Display.hDC, (short)esriScreenCache.esriNoScreenCache);
if (null == m_logoSymbol)
{
m_logoSymbol = CreateStandardLogoSymbol();
}
Display.SetSymbol(m_logoSymbol);
Display.DrawPoint(Display.DisplayTransformation.ToMapPoint(120, r.bottom - 160));
Display.FinishDrawing();
}