/// <summary>
/// 添加图层
/// </summary>
private void AddLayerToolStripMenuItem_Click(object sender, EventArgs e)
{
treeViewLayers.SelectedNode.ContextMenuStrip = null;
if (opFileDlgLayers.ShowDialog() == DialogResult.OK)
{
myMap.AddLayer(new MyLayer(opFileDlgLayers.FileName));
TreeNode layerNode = new TreeNode(Path.GetFileNameWithoutExtension(opFileDlgLayers.FileName), 2, 2);
layerNode.Checked = true;
treeViewLayers.Nodes[0].Nodes.Insert(0, layerNode);
treeViewLayers.ExpandAll();
UpdateMapImg();
}
}
private void Form1_Load(object sender, EventArgs e)
{
Core.Point point = new Core.Point(0, 0);
Core.Line line = new Core.Line(1, 2, 500, 300);
// line.Selected = true;
Core.PolyLine polyLine = new Core.PolyLine();
polyLine.AddNode(0, 0);
polyLine.AddNode(-500, 300);
polyLine.AddNode(-300, -500);
polyLine.AddNode(500, 0);
Random random = new Random();
// polyLine.RemoveNode(1);
Core.Polygon polygon = new Core.Polygon();
polygon.AddNode(700, 0);
polygon.AddNode(0, 400);
polygon.AddNode(-100, 0);
polygon.AddNode(0, -300);
SolidBrush ownBrush = new SolidBrush(Color.Aquamarine);
Pen ownPen = new Pen(Color.Green);
polygon.OwnBrush = ownBrush;
polygon.OwnPen = ownPen;
/*Core.Node node = polyLine.GetNode(0);
* polyLine.Clear();*/
/* for (int i=0; i<100; i++)
* {
* polyLine.AddNode(i, -i);
* }
* //polyLine[0] = polyLine[2];
*/
Core.Layer layer = new Layer();
layer.AddObject(point);
layer.AddObject(line);
layer.AddObject(polyLine);
layer.AddObject(polygon);
int pointCount = 0, lineCount = 0, polyLineCount = 0, polygonCount = 0;
foreach (MapObject obj in layer._objects)
{
switch (obj.Type)
{
case MapObjectType.Point:
pointCount++;
break;
case MapObjectType.Line:
lineCount++;
break;
case MapObjectType.PolyLine:
polyLineCount++;
break;
case MapObjectType.Polygon:
polygonCount++;
break;
}
}
MyMap.AddLayer(layer);
MyMap.MapScale *= 2;
}