private void button1_Click(object sender, EventArgs e)
{
GISShapefile sf = new GISShapefile();
layer = sf.ReadShapefile(@"D:\课程\大三上\地理信息系统底层开发\data\china_cities_gdf_prj.shp");
layer.DrawAttributeOrNot = false;
MessageBox.Show("read " + layer.FeatureCount() + " point objects");
}
private void button1_Click(object sender, EventArgs e)
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Filter = "Shapefile文件|*.shp";
openFileDialog.RestoreDirectory = true;
openFileDialog.FilterIndex = 1;
openFileDialog.Multiselect = false;
if (openFileDialog.ShowDialog() != DialogResult.OK)
{
return;
}
layer = GISShapefile.ReadShapefile(openFileDialog.FileName);
layer.DrawAttributeOrNot = false;
MessageBox.Show("read " + layer.FeatureCount() + "objects");
view.UpdateExtent(layer.Extent);
UpdateMap();
}