XdCxRhDW/XdCxRhDW.App/CorTools/CgImageForm.cs

using DevExpress.Charts.Native;
using DevExpress.Map.Dashboard;
using DevExpress.Map.Native;
using DevExpress.XtraBars;
using DevExpress.XtraCharts;
using DevExpress.XtraEditors.Repository;
using ExtensionsDev;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Forms;
using System.Windows.Media.Imaging;
using XdCxRhDW.Api;
using XdCxRhDW.Dto;

namespace XdCxRhDW.App.CorTools
{
    public partial class CgImageForm : DevExpress.XtraEditors.XtraForm
    {
        List<ImageResultDto> list;
        public CgImageForm()
        {
            InitializeComponent();
            int w = (this.chartControl1.AnnotationRepository[0] as ImageAnnotation).Width;
            int h = (this.chartControl1.AnnotationRepository[0] as ImageAnnotation).Height;
            Bitmap bmp = new Bitmap(w, h);
            for (int x = 0; x < w; x++)
            {
                for (int y = 0; y < h; y++)
                {
                    var rgbb = ColorRGB.GetSpecColor(x / 1d / w);
                    int r = rgbb.R;
                    int g = rgbb.G;
                    int b = rgbb.B;
                    Color c = Color.FromArgb(r, g, b);
                    bmp.SetPixel(x, y, c);
                }
            }
            var bgColor = ColorRGB.GetSpecColor(0);
            chartControl1.BackColor = bgColor;
            (this.chartControl1.Diagram as XYDiagram).DefaultPane.BackColor = bgColor;
            (this.chartControl1.AnnotationRepository[0] as ImageAnnotation).Image.DXImage = bmp;
            (this.chartControl1.AnnotationRepository[1] as TextAnnotation).BackColor = bgColor;
            (this.chartControl1.AnnotationRepository[1] as TextAnnotation).TextColor = Color.White;
            (this.chartControl1.AnnotationRepository[2] as TextAnnotation).BackColor = bgColor;
            (this.chartControl1.AnnotationRepository[2] as TextAnnotation).TextColor = Color.White;
            (this.chartControl1.Diagram as XYDiagram).AxisX.Color = Color.White;
            (this.chartControl1.Diagram as XYDiagram).AxisX.Label.TextColor = Color.White;
            (this.chartControl1.Diagram as XYDiagram).AxisY.Color = Color.White;
            (this.chartControl1.Diagram as XYDiagram).AxisY.Label.TextColor = Color.White;
            this.chartControl1.Series[0].ToolTipEnabled = DevExpress.Utils.DefaultBoolean.True;
            (this.chartControl1.Series[0].View as PointSeriesView).PointMarkerOptions.Size = 12;//点的大小

            //ToolTipPointPattern可以参考以下网站说明
            //https://docs.devexpress.com/CoreLibraries/DevExpress.XtraCharts.SeriesBase.ToolTipPointPattern?utm_source=visualstudio&utm_medium=DXHelpAssistant&utm_campaign=onlinehelp
            this.chartControl1.Series[0].ToolTipPointPattern = "{A:f3}us\r\n{V:f3}Hz\r\n{}dB";
        }
        public CgImageForm(List<ImageResultDto> list)
            : this()
        {
            this.list = list;
            var maxX = (list[0].XMax - 1 + list[0].XFlag) * 1e6 / list[0].FsHz;
            var minX = (list[0].XFlag) * 1e6 / list[0].FsHz;
            var maxY = list.Max(p => p.YValue) + 100;
            if (maxY < 0) maxY = -maxY;
            (this.chartControl1.AnnotationRepository[2] as TextAnnotation).Text = $"共{list.Count}个点";
            (this.chartControl1.Diagram as XYDiagram).AxisX.WholeRange.SetMinMaxValues(minX, maxX);
            (this.chartControl1.Diagram as XYDiagram).AxisX.VisualRange.SetMinMaxValues(minX, maxX);
            (this.chartControl1.Diagram as XYDiagram).AxisY.WholeRange.SetMinMaxValues(-maxY, maxY);
            (this.chartControl1.Diagram as XYDiagram).AxisY.VisualRange.SetMinMaxValues(-maxY, maxY);

        }
        private void Test_Load(object sender, EventArgs e)
        {
            chartControl1.QueryCursor += ChartControl1_QueryCursor;
            foreach (var item in list)
            {
                double xValue = (item.XValue + item.XFlag) * 1e6 / item.FsHz;//us
                this.chartControl1.Series[0].Points.Add(new SeriesPoint()
                {
                    Argument = xValue.ToString(),
                    Values = new double[1] { item.YValue },
                    Color = item.GetColor(),
                    Tag = item.Snr.ToString("f1"),
                });
            }
        }


        private void ChartControl1_QueryCursor(object sender, QueryCursorEventArgs e)
        {
            e.Cursor = Cursors.Default;
        }

    }
}