public void StartEdit(Layer layer)
{
if (IsEditing)
{
MapOption = MapOptionStatus.Edit;
this.Cursor = mCur_Cross;
}
else if (layer != null)
{
MapOption = MapOptionStatus.Edit;
this.Cursor = mCur_Cross;
RSTransform transform = new RSTransform_WGS84_WEBMOCARTO();//????????????????????????????坐标系问题
editmanager = new EditingManager(layer, transform);
IsEditing = true;
}
}
private void paintmap(Graphics g, Graphics text_g, mapcontent mapcontent)
{
if (mapcontent == null)
{
return;
}
List <Layer> layerlist = mapcontent.layerlist;
for (int i = layerlist.Count - 1; i >= 0; i--)
{
Layer layer = layerlist[i];
if (layer.visible)
{
//获取targetSRS,sourceSRS,然后获取RSTransform对象///////????????????????????????????????????????????????
RSTransform rstransform = new RSTransform_WGS84_WEBMOCARTO();
paintLayerbyStyle(g, text_g, layer, rstransform);
}
}
}
private void pictureBox1_MouseUp(object sender, MouseEventArgs e)
{
RSTransform rstransform = new RSTransform_WGS84_WEBMOCARTO();
switch (MapOption)
{
case MapOptionStatus.ZoomIn:
if ((screen_rect.Width <= 4 && screen_rect.Height <= 4))
{
PointD upPoint = new PointD(e.X, e.Y);
PointD sMapPoint = ToMapPoint(upPoint);
ZoomByCenter(sMapPoint, mcZoomRation);
mapcontrol_refresh();
}
else
{
zoominbyrectangle(screen_rect);
mapcontrol_refresh();
}
break;
case MapOptionStatus.Identify:
if (screen_rect.Width <= 4 && screen_rect.Height <= 4)
{
screen_rect = new System.Drawing.Rectangle(e.X - interval, e.Y - interval, 2 * interval, 2 * interval);
}
GisSmartTools.Geometry.Rectangle maprect = ToMapRect(screen_rect);
if (mapcontent.layerlist.Count == 0)
{
return;
}
if (focuslayer == null)
{
focuslayer = mapcontent.layerlist[0];
}
//获取坐标转换接口函数
Filter_Envelop filter = new Filter_Envelop(maprect, rstransform);
FeatureCollection collection = focuslayer.featuresource.GetFeatures(filter);
if (collection.featureList.Count != 0)
{
paintadditionalfeaturecollection(collection);
RaiseAfterSelectedFeaturesEvent(collection);
}
else
{
mapcontrol_refresh();
}
break;
case MapOptionStatus.Pan:
break;
case MapOptionStatus.Edit:
if (e.Button == System.Windows.Forms.MouseButtons.Left)
{
switch (editmanager.editstatus)
{
case EditStatus.editing:
editmanager.Addpoint(editmanager.rstransform.targetToSource(ToMapPoint(new PointD(e.X, e.Y))));
break;
case EditStatus.finished:
if (screen_rect.Width <= 4 && screen_rect.Height <= 4)
{
screen_rect = new System.Drawing.Rectangle(e.X - interval, e.Y - interval, 2 * interval, 2 * interval);
}
GisSmartTools.Geometry.Rectangle maprect_select_edit = ToMapRect(screen_rect);
Layer tmplayer = this.mapcontent.GetLayerByName(editmanager.layername);
if (tmplayer == null)
{
this.mapcontrol_refresh(); return;
}
//获取坐标转换接口函数
Filter_Envelop filter_select_edit = new Filter_Envelop(maprect_select_edit, rstransform);
editmanager.selectedFeatureCollection = tmplayer.featuresource.GetFeatures(filter_select_edit);
if (editmanager.selectedFeatureCollection.featureList.Count != 0)
{
paintadditionalfeaturecollection(editmanager.selectedFeatureCollection);
editmanager.editstatus = EditStatus.selected;
}
else
{
mapcontrol_refresh();
}
break;
}
}
break;
case MapOptionStatus.select:
if (screen_rect.Width <= 4 && screen_rect.Height <= 4)
{
screen_rect = new System.Drawing.Rectangle(e.X - interval, e.Y - interval, 2 * interval, 2 * interval);
}
GisSmartTools.Geometry.Rectangle maprect_select = ToMapRect(screen_rect);
if (mapcontent.layerlist.Count == 0)
{
return;
}
if (focuslayer == null)
{
focuslayer = mapcontent.layerlist[0];
}
//获取坐标转换接口函数
Filter_Envelop filter_select = new Filter_Envelop(maprect_select, rstransform);
FeatureCollection collection_select = focuslayer.featuresource.GetFeatures(filter_select);
if (collection_select.featureList.Count != 0)
{
paintadditionalfeaturecollection(collection_select);
}
else
{
mapcontrol_refresh();
}
break;
}
}
