コード例 #1
0
ファイル: frmMain_wh.cs プロジェクト: EdgarEDT/myitoppsp
        void tlVectorControl1_AfterPaintPage(object sender, PaintMapEventArgs e)
        {
            try {
                if (LoadImage) {
                    int nScale = mapview.Getlevel(tlVectorControl1.ScaleRatio);
                    if (nScale == -1)
                        return;
                    LongLat longlat = LongLat.Empty;
                    float nn = 1;
                    if (isIn)
                        nScale = mapview.Getlevel(tlVectorControl1.ScaleRatio, out nn);
                    else
                        nScale = mapview.Getlevel2(tlVectorControl1.ScaleRatio, out nn);
                    if (nScale == -1) return;
                    //计算中心点经纬度
                    Color color3 = ColorTranslator.FromHtml("#FFFFFF");
                    e.G.Clear(color3);

                    longlat = mapview.OffSet(mapview.ZeroLongLat, nScale, (int)(e.CenterPoint.X), (int)(e.CenterPoint.Y));

                    System.Drawing.Image image = backbmp;

                    //创建地图
                 //   System.Drawing.Image image = mapview.CreateMap(e.Bounds.Width, e.Bounds.Height, nScale, longlat.Longitude, longlat.Latitude);

                    if (nn >= 1)
                        image = mapview.CreateMap(e.Bounds.Width, e.Bounds.Height, nScale, longlat.Longitude, longlat.Latitude);
                    else
                        image = mapview.CreateMap((int)(e.Bounds.Width / nn), (int)(e.Bounds.Height / nn), nScale, longlat.Longitude, longlat.Latitude);
                    //backbmp = image;

                    string newnScale = mapview.GetMiles(nScale);
                    ImageAttributes imageAttributes = new ImageAttributes();
                    ColorMatrix matrix1 = new ColorMatrix();
                    matrix1.Matrix00 = 1f;
                    matrix1.Matrix11 = 1f;
                    matrix1.Matrix22 = 1f;
                    matrix1.Matrix33 = this.mapOpacity / 100f;//地图透明度
                    matrix1.Matrix44 = 1f;
                    //设置地图透明度

                    imageAttributes.SetColorMatrix(matrix1, ColorMatrixFlag.Default, ColorAdjustType.Bitmap);
                    //Color color = ColorTranslator.FromHtml("#F4F4FB");
                    //Color color2 = ColorTranslator.FromHtml("#EFF0F1");//EFF0F1
                    ////imageAttributes2.SetColorKey(color, color);
                    ////imageAttributes2.SetColorKey(color2, color2);
                    //imageAttributes.SetColorKey(color2, color);
                    int chose = Convert.ToInt32(ConfigurationSettings.AppSettings.Get("chose"));
                    string Transparent = ConfigurationSettings.AppSettings.Get("Transparent");
                    if (string.IsNullOrEmpty(Transparent)) Transparent = "#EBEAE8";
                    if (chose == 1) {
                        Color color = ColorTranslator.FromHtml(Transparent);//旧Mapbar新Mapbar#F4F1EC
                        imageAttributes.SetColorKey(color, color);
                    } else if (chose == 2) {

                        Color color = ColorTranslator.FromHtml("#F4F4FB");
                        Color color2 = ColorTranslator.FromHtml("#EFF0F1");
                        imageAttributes.SetColorKey(color2, color);
                    }
                    //绘制地图
                    e.G.DrawImage((Bitmap)image, e.Bounds, 0f, 0f, (float)image.Width, (float)image.Height, GraphicsUnit.Pixel, imageAttributes);

                    //绘制中心点
                    e.G.DrawEllipse(Pens.Red, e.Bounds.Width / 2 - 2, e.Bounds.Height / 2 - 2, 4, 4);
                    e.G.DrawEllipse(Pens.Red, e.Bounds.Width / 2 - 1, e.Bounds.Height / 2 - 1, 2, 2);

                    //绘制比例尺
                    Point p1 = new Point(20, e.Bounds.Height - 30);
                    Point p2 = new Point(20, e.Bounds.Height - 20);
                    Point p3 = new Point(80, e.Bounds.Height - 20);
                    Point p4 = new Point(80, e.Bounds.Height - 30);
                    if (tlVectorControl1.CurrentOperation != ToolOperation.Roam) {
                        e.G.DrawLines(new Pen(Color.Black, 2), new Point[4] { p1, p2, p3, p4 });
                        string str1 = string.Format("{0}公里", newnScale);
                        e.G.DrawString(str1, new Font("宋体", 10), Brushes.Black, 30, e.Bounds.Height - 40);
                    }
                }
            } catch (Exception e1) { }
            //string s = string.Format("{0}行{1}列", nRows, nCols);
            //string s = string.Format("经{0}:纬{1}", longlat.Longitude, longlat.Latitude);
            //显示中心点经纬度
            // e.G.DrawString(s, new Font("宋体", 10), Brushes.Red, 20, 40);
        }
コード例 #2
0
ファイル: CtrlSvgView_wh.cs プロジェクト: EdgarEDT/myitoppsp
        void tlVectorControl1_AfterPaintPage(object sender, PaintMapEventArgs e)
        {
            try {
                if (LoadImage) {
                    int nScale = mapview.Getlevel(tlVectorControl1.ScaleRatio);
                    LongLat longlat = LongLat.Empty;
                    float nn = 1;
                    if (mapview is MapViewObj) {
                        if (isIn)
                            nScale = mapview.Getlevel(tlVectorControl1.ScaleRatio, out nn);
                        else
                            nScale = mapview.Getlevel2(tlVectorControl1.ScaleRatio, out nn);
                    }
                    if (nScale == -1) return;
                    //LongLat longlat = LongLat.Empty;
                    //计算中心点经纬度

                    //int offsetY = (nScale - 10) * 25;

                    longlat = mapview.OffSet(mapview.ZeroLongLat, nScale, (int)(e.CenterPoint.X), (int)(e.CenterPoint.Y));
                    //Color color3 = ColorTranslator.FromHtml("#FFFFFF");
                    //e.G.Clear(color3);
                    //创建地图

                    System.Drawing.Image image = backbmp;
                    if (nn >= 1)
                        image = mapview.CreateMap(e.Bounds.Width, e.Bounds.Height, nScale, longlat.Longitude, longlat.Latitude);
                    else
                        image = mapview.CreateMap((int)(e.Bounds.Width / nn), (int)(e.Bounds.Height / nn), nScale, longlat.Longitude, longlat.Latitude);
                    //backbmp = image

                    //System.Drawing.Image image = mapview.CreateMap(e.Bounds.Width, e.Bounds.Height, nScale, longlat.Longitude, longlat.Latitude);
                    string newnScale = mapview.GetMiles(nScale);
                    ImageAttributes imageAttributes = new ImageAttributes();
                    ColorMatrix matrix1 = new ColorMatrix();
                    matrix1.Matrix00 = 1f;
                    matrix1.Matrix11 = 1f;
                    matrix1.Matrix22 = 1f;
                    matrix1.Matrix33 = 0.9f;//地图透明度
                    matrix1.Matrix44 = 1f;
                    //设置地图透明度
                    //imageAttributes.SetColorMatrix(matrix1, ColorMatrixFlag.Default, ColorAdjustType.Bitmap);
                    Color color = ColorTranslator.FromHtml("#F4F4FB");
                    Color color2 = ColorTranslator.FromHtml("#EFF0F1");//EFF0F1
                    //imageAttributes2.SetColorKey(color, color);
                    //imageAttributes2.SetColorKey(color2, color2);
                    imageAttributes.SetColorKey(color2, color);
                    //绘制地图

                    // e.G.DrawImage((Bitmap)image, e.Bounds, 0f, 0f, (float)image.Width, (float)image.Height, GraphicsUnit.Pixel, imageAttributes);
                    if (nn > 1) {
                        int w1 = (int)(e.Bounds.Width * ((nn - 1) / 2));
                        int h1 = (int)(e.Bounds.Height * ((nn - 1) / 2));

                        Rectangle rt1 = e.Bounds;
                        rt1.Inflate(w1, h1);
                        e.G.CompositingQuality = CompositingQuality.HighQuality;
                        e.G.DrawImage((Bitmap)image, rt1, 0f, 0f, (float)image.Width, (float)image.Height, GraphicsUnit.Pixel, imageAttributes);
                    } else
                        e.G.DrawImage((Bitmap)image, e.Bounds, 0f, 0f, (float)image.Width, (float)image.Height, GraphicsUnit.Pixel, imageAttributes);
                    //  SolidBrush brush = new SolidBrush(Color.FromArgb(220, 75, 75, 75));
                    //绘制中心点
                    //绘制中心点
                    e.G.DrawEllipse(Pens.Red, e.Bounds.Width / 2 - 2, e.Bounds.Height / 2 - 2, 4, 4);
                    e.G.DrawEllipse(Pens.Red, e.Bounds.Width / 2 - 1, e.Bounds.Height / 2 - 1, 2, 2);

                    //绘制比例尺
                    Point p1 = new Point(20, e.Bounds.Height - 30);
                    Point p2 = new Point(20, e.Bounds.Height - 20);
                    Point p3 = new Point(80, e.Bounds.Height - 20);
                    Point p4 = new Point(80, e.Bounds.Height - 30);
                    e.G.DrawLines(new Pen(Color.Black, 2), new Point[4] { p1, p2, p3, p4 });
                    string str1 = string.Format("{0}公里", newnScale);
                    e.G.DrawString(str1, new Font("宋体", 10), Brushes.Black, 30, e.Bounds.Height - 40);

                }
            } catch (Exception e1) {
            }
            //string s = string.Format("{0}行{1}列", nRows, nCols);
            //string s = string.Format("经{0}:纬{1}", longlat.Longitude, longlat.Latitude);
            //显示中心点经纬度
            //e.G.DrawString(s, new Font("宋体", 10), Brushes.Red, 20, 40);
        }
コード例 #3
0
ファイル: TLVectorControl.cs プロジェクト: EdgarEDT/myitoppsp
 private void drawArea1_PaintMap(object sender, PaintMapEventArgs e)
 {
     if (this.PaintMap !=null)
         PaintMap(sender,e);
 }
コード例 #4
0
ファイル: frmMain_wh.cs プロジェクト: EdgarEDT/myitoppsp
        void DrawArea_OnBeforeRenderTo(object sender, PaintMapEventArgs e)
        {
            PointF pf = tlVectorControl1.DrawArea.ContentBounds.Location;
            Rectangle rt = Rectangle.Round(e.G.VisibleClipBounds);
            int offsetX = (int)(rt.Width / 2 + pf.X);
            int offsetY = (int)(rt.Height / 2 + pf.Y);
            LongLat longlat = mapview.OffSet(mapview.ZeroLongLat, mapview.Getlevel(1), -offsetX, -offsetY);
            e.G.Clear(ColorTranslator.FromHtml("#EBEAE8"));
            ImageAttributes imageA = new ImageAttributes();
            int chose = Convert.ToInt32(ConfigurationSettings.AppSettings.Get("chose"));
            string Transparent = ConfigurationSettings.AppSettings.Get("Transparent");
            if (string.IsNullOrEmpty(Transparent)) Transparent = "#EBEAE8";
            if (chose == 1) {
                Color color = ColorTranslator.FromHtml(Transparent);
                imageA.SetColorKey(color, color);
            } else if (chose == 2) {

                Color color = ColorTranslator.FromHtml("#F4F4FB");
                Color color2 = ColorTranslator.FromHtml("#EFF0F1");
                imageA.SetColorKey(color2, color);
            }
            mapview.Paint(e.G, (int)rt.Width, (int)rt.Height, 11, longlat.Longitude, longlat.Latitude, imageA);
        }
コード例 #5
0
ファイル: TLVectorControl.cs プロジェクト: EdgarEDT/myitoppsp
 private void drawArea1_AfterPaintPage(object sender, PaintMapEventArgs e)
 {
     if (this.AfterPaintPage !=null)
         AfterPaintPage(sender,e);
 }
コード例 #6
0
ファイル: frmMain_Spatial.cs プロジェクト: EdgarEDT/myitoppsp
        void tlVectorControl1_AfterPaintPage(object sender, PaintMapEventArgs e)
        {
            try
            {
                if (LoadImage)
                {
                    int nScale = mapview.Getlevel(tlVectorControl1.ScaleRatio);
                    //if (nScale == -1)
                    //    return;
                    LongLat longlat = LongLat.Empty;
                    float nn = 1;
                    if (mapview is MapViewObj)
                    {
                        if (isIn)
                            nScale = mapview.Getlevel(tlVectorControl1.ScaleRatio, out nn);
                        else
                            nScale = mapview.Getlevel2(tlVectorControl1.ScaleRatio, out nn);
                    }
                    if (nScale == -1) return;
                    //计算中心点经纬度

                    e.G.Clear(Color.White);

                    longlat = mapview.OffSet(mapview.ZeroLongLat, nScale, (int)(e.CenterPoint.X / nn), (int)(e.CenterPoint.Y / nn));

                    //创建地图
                    //System.Drawing.Image image = mapview.CreateMap(e.Bounds.Width, e.Bounds.Height, nScale, longlat.Longitude, longlat.Latitude);
                    System.Drawing.Image image = backbmp;
                    if (nn >= 1)
                        image = mapview.CreateMap(e.Bounds.Width, e.Bounds.Height, nScale, longlat.Longitude, longlat.Latitude);
                    else
                        image = mapview.CreateMap((int)(e.Bounds.Width / nn), (int)(e.Bounds.Height / nn), nScale, longlat.Longitude, longlat.Latitude);
                    //backbmp = image

                    string newnScale = mapview.GetMiles(nScale);
                    ImageAttributes imageAttributes = new ImageAttributes();
                    ColorMatrix matrix1 = new ColorMatrix();
                    matrix1.Matrix00 = 1f;
                    matrix1.Matrix11 = 1f;
                    matrix1.Matrix22 = 1f;
                    matrix1.Matrix33 = this.mapOpacity / 100f;//地图透明度

                    matrix1.Matrix44 = 1f;
                    //设置地图透明度

                    imageAttributes.SetColorMatrix(matrix1, ColorMatrixFlag.Default, ColorAdjustType.Bitmap);

                    //e.G.FillRectangle( brush,e.G.VisibleClipBounds);

                    int chose = Convert.ToInt32(ConfigurationSettings.AppSettings.Get("chose"));
                    string Transparent = ConfigurationSettings.AppSettings.Get("Transparent");
                    if (string.IsNullOrEmpty(Transparent)) Transparent = "#EBEAE8";
                    if (chose == 1)
                    {
                        Color color = ColorTranslator.FromHtml(Transparent);//旧Mapbar新Mapbar#F4F1EC
                        imageAttributes.SetColorKey(color, color);
                    }
                    else if (chose == 2)
                    {

                        Color color = ColorTranslator.FromHtml("#F4F4FB");
                        Color color2 = ColorTranslator.FromHtml("#EFF0F1");
                        imageAttributes.SetColorKey(color2, color);
                    }
                    //绘制地图
                    //e.G.DrawImage((Bitmap)image, e.Bounds, 0f, 0f, (float)image.Width, (float)image.Height, GraphicsUnit.Pixel, imageAttributes);

                    if (nn > 1)
                    {
                        int w1 = (int)(e.Bounds.Width * ((nn - 1) / 2));
                        int h1 = (int)(e.Bounds.Height * ((nn - 1) / 2));

                        Rectangle rt1 = e.Bounds;
                        rt1.Inflate(w1, h1);
                        e.G.CompositingQuality = CompositingQuality.HighQuality;
                        e.G.DrawImage((Bitmap)image, rt1, 0f, 0f, (float)image.Width, (float)image.Height, GraphicsUnit.Pixel, imageAttributes);
                    }
                    else
                        e.G.DrawImage((Bitmap)image, e.Bounds, 0f, 0f, (float)image.Width, (float)image.Height, GraphicsUnit.Pixel, imageAttributes);
                    //  SolidBrush brush = new SolidBrush(Color.FromArgb(220, 75, 75, 75));
                    //绘制中心点

                    e.G.DrawEllipse(Pens.Red, e.Bounds.Width / 2 - 2, e.Bounds.Height / 2 - 2, 4, 4);
                    e.G.DrawEllipse(Pens.Red, e.Bounds.Width / 2 - 1, e.Bounds.Height / 2 - 1, 2, 2);

                    //绘制比例尺

                    if (tlVectorControl1.CurrentOperation != ToolOperation.Roam)
                    {
                        Point p1 = new Point(20, e.Bounds.Height - 30);
                        Point p2 = new Point(20, e.Bounds.Height - 20);
                        Point p3 = new Point(80, e.Bounds.Height - 20);
                        Point p4 = new Point(80, e.Bounds.Height - 30);
                        e.G.DrawLines(new Pen(Color.Black, 2), new Point[4] { p1, p2, p3, p4 });
                        //if (mapview is MapViewGoogle) {
                        //    PointF pf1 = new PointF(0, 0);
                        //    PointF pf2 = new PointF((float)100 / tlVectorControl1.ScaleRatio, 0);
                        //    newnScale +="\t"+ Math.Round(mapview.CountLength(pf1, pf2), 3) + "";
                        //}
                        string str1 = string.Format("{0}公里", newnScale);

                        e.G.DrawString(str1, new Font("宋体", 10), Brushes.Black, 30, e.Bounds.Height - 40);
                    }
                }
            }
            catch (Exception e1) { }
            //string s = string.Format("{0}行{1}列", nRows, nCols);
            //string s = string.Format("经{0}:纬{1}", longlat.Longitude, longlat.Latitude);
            //显示中心点经纬度
            // e.G.DrawString(s, new Font("宋体", 10), Brushes.Red, 20, 40);
        }
コード例 #7
0
ファイル: DrawArea.cs プロジェクト: EdgarEDT/myitoppsp
        protected override void OnPaint(PaintEventArgs e)
        {
            if (this.svgDocument != null)
            {
                if (this.firstload)
                {
                    this.FitWindow();

                    this.firstload = false;
                }
                SizeF ef1 = this.ViewSize;
                float single1 = ef1.Width;
                float single2 = ef1.Height;
                if (single1 == 0f)
                {
                    single1 = base.Width;
                }
                if (single2 == 0f)
                {
                    single2 = base.Height;
                }
                PointF[] tfArray2 = new PointF[3] {new PointF(0f, 0f), new PointF(single1, single2),new PointF(Width/2f,Height/2f)};
                PointF[] tfArray1 = tfArray2;
            {
                this.coordTransform.Reset();
                this.coordTransform.Translate(-this.virtualLeft, -this.virtualTop);

                this.coordTransform.Translate((float) this.margin.Width, (float) this.margin.Height);
                this.coordTransform.Scale(this.scale, this.scale);
                this.coordTransform.TransformPoints(tfArray1);
            }
                RectangleF rf1 = new RectangleF(tfArray1[0].X, tfArray1[0].Y, tfArray1[1].X - tfArray1[0].X, tfArray1[1].Y - tfArray1[0].Y);
                RectangleF rf2 = rf1;

                PaintMapEventArgs paintMapEventArgs = new PaintMapEventArgs(e.Graphics,new PointF(rf1.X,rf1.Y),this.Bounds);

                paintMapEventArgs.CenterPoint = new PointF(-(Width/2f - ( tfArray1[0].X)),-(Height/2f -(tfArray1[0].Y))  );
                if(PaintMap !=null)
                    PaintMap(this,paintMapEventArgs);

                if(!fullDrawMode)
                {
                    rf2.Offset(6,6);
                    e.Graphics.FillRectangle(new SolidBrush(Color.FromArgb(108,114,130)),rf2);
                    if(BkColor!=null)
                    {
                        e.Graphics.FillRectangle(BkColor,rf1);
                    }
                    else
                    {
                        e.Graphics.FillRectangle(Brushes.White,rf1);
                    }
                    if (this.showGrid)
                    {
                        this.PaintGrid(e.Graphics, rf1, new SizeF(this.GridSize.Width*this.coordTransform.Elements[0], this.GridSize.Height*this.coordTransform.Elements[3]));
                    }
                    e.Graphics.DrawRectangle(Pens.Black, tfArray1[0].X, tfArray1[0].Y, tfArray1[1].X - tfArray1[0].X, tfArray1[1].Y - tfArray1[0].Y);

                }
                if(fullDrawMode)
                {
                    //					e.Graphics.FillRectangle(new SolidBrush(Color.FromArgb(108,114,130)),0,0,this.mouseAreaControl.Width,this.mouseAreaControl.Height);
                    if(BkColor!=null)
                    {
                        e.Graphics.FillRectangle(BkColor,0,0,this.mouseAreaControl.Width,this.mouseAreaControl.Height);
                    }
                    else
                    {
                        e.Graphics.FillRectangle(Brushes.White,0,0,this.mouseAreaControl.Width,this.mouseAreaControl.Height);
                    }
                    if (this.showGrid)
                    {
                        this.PaintGrid(e.Graphics, rf1, new SizeF(this.GridSize.Width*this.coordTransform.Elements[0], this.GridSize.Height*this.coordTransform.Elements[3]));
                        e.Graphics.DrawRectangle(Pens.Black, tfArray1[0].X, tfArray1[0].Y, tfArray1[1].X - tfArray1[0].X, tfArray1[1].Y - tfArray1[0].Y);
                    }

                }
                if(AfterPaintPage !=null)
                    AfterPaintPage(this,paintMapEventArgs);

            }
        }
コード例 #8
0
ファイル: frmMain2.cs プロジェクト: EdgarEDT/myitoppsp
        void tlVectorControl1_AfterPaintPage(object sender, PaintMapEventArgs e)
        {
            try {
                if (LoadImage) {
                    int nScale = 0;
                    switch ((int)(decimal)(this.tlVectorControl2.DrawArea.ScaleUnit * 1000)) {
                        case 10:
                            nScale = 5;
                            break;
                        case 20:
                            nScale = 6;
                            break;
                        case 40:
                            nScale = 7;
                            break;
                        case 100:
                            nScale = 8;
                            break;
                        case 200:
                            nScale = 9;
                            break;
                        case 400:
                            nScale = 10;
                            break;
                        case 1000:
                            nScale = 11;
                            break;
                        case 2000:
                            nScale = 12;
                            break;
                        case 4000:
                            nScale = 13;
                            break;
                        default:
                            return;
                    }
                    LongLat longlat = LongLat.Empty;
                    //计算中心点经纬度

                    longlat = mapview.OffSet(mapview.ZeroLongLat, nScale, (int)(e.CenterPoint.X), (int)(e.CenterPoint.Y));

                    //创建地图
                    System.Drawing.Image image = mapview.CreateMap(e.Bounds.Width, e.Bounds.Height, nScale, longlat.Longitude, longlat.Latitude);

                    ImageAttributes imageAttributes = new ImageAttributes();
                    ColorMatrix matrix1 = new ColorMatrix();
                    matrix1.Matrix00 = 1f;
                    matrix1.Matrix11 = 1f;
                    matrix1.Matrix22 = 1f;
                    matrix1.Matrix33 = 1f;//地图透明度
                    matrix1.Matrix44 = 1f;
                    //设置地图透明度
                    imageAttributes.SetColorMatrix(matrix1, ColorMatrixFlag.Default, ColorAdjustType.Bitmap);

                    //绘制地图
                    e.G.DrawImage((Bitmap)image, e.Bounds, 0f, 0f, (float)image.Width, (float)image.Height, GraphicsUnit.Pixel, imageAttributes);

                    //绘制中心点
                    e.G.DrawEllipse(Pens.Red, e.Bounds.Width / 2 - 2, e.Bounds.Height / 2 - 2, 4, 4);
                    e.G.DrawEllipse(Pens.Red, e.Bounds.Width / 2 - 1, e.Bounds.Height / 2 - 1, 2, 2);

                    //绘制比例尺
                    Point p1 = new Point(20, e.Bounds.Height - 30);
                    Point p2 = new Point(20, e.Bounds.Height - 20);
                    Point p3 = new Point(80, e.Bounds.Height - 20);
                    Point p4 = new Point(80, e.Bounds.Height - 30);
                    if (tlVectorControl2.CurrentOperation != ToolOperation.Roam) {
                        e.G.DrawLines(new Pen(Color.Black, 2), new Point[4] { p1, p2, p3, p4 });
                        string str1 = string.Format("{0}公里", mapview.GetMiles(nScale));
                        e.G.DrawString(str1, new Font("宋体", 10), Brushes.Black, 30, e.Bounds.Height - 40);
                    }
                }
            } catch (Exception e1) { }
            //string s = string.Format("{0}行{1}列", nRows, nCols);
            //string s = string.Format("经{0}:纬{1}", longlat.Longitude, longlat.Latitude);
            //显示中心点经纬度
            // e.G.DrawString(s, new Font("宋体", 10), Brushes.Red, 20, 40);
        }
コード例 #9
0
ファイル: frmMain2.cs プロジェクト: EdgarEDT/myitoppsp
 void DrawArea_OnBeforeRenderTo(object sender, PaintMapEventArgs e)
 {
     PointF pf = tlVectorControl2.DrawArea.ContentBounds.Location;
     Rectangle rt = Rectangle.Round(e.G.VisibleClipBounds);
     int offsetX = (int)(rt.Width / 2 + pf.X);
     int offsetY = (int)(rt.Height / 2 + pf.Y);
     LongLat longlat = mapview.OffSet(mapview.ZeroLongLat, mapview.Getlevel(1), -offsetX, -offsetY);
     e.G.Clear(ColorTranslator.FromHtml("#EBEAE8"));
     ImageAttributes imageA=new ImageAttributes();
     mapview.Paint(e.G, (int)rt.Width, (int)rt.Height, mapview.Getlevel(1), longlat.Longitude, longlat.Latitude, imageA);
 }