Introduction to the implementation of C # Dynamic Data drawing graphic

This article mainly introduces the method of realizing dynamic Data drawing graphic in C #, and analyzes the relative operation skill of C # to draw 2D data table based on dynamic Data in the instance form, and the friends can refer to the following

This paper describes the method of C # to implement Dynamic Data drawing graphic. Share to everyone for your reference, as follows:

Using system;using system.collections.generic;using system.componentmodel;using system.data;using System.Drawing;  Using system.linq;using system.text;using system.windows.forms;using system.drawing.drawing2d;namespace Drawing{    Public partial class Form1:form {public Form1 () {InitializeComponent ();    } private int widthadded = 0;    private int heightadded = 0;    private int added_value = 15;    private int incremented = 3;    Private double Width_max = 0.0f;    Private double Height_max = 0f;    private string Hstrlink;    private string Vstrlink;    Private Const int hor_kedu=17;    Private Const int ver_kedu = 13;    Private double HELPRDM = 0; private void Form1_Load (object sender, EventArgs e) {width_max=convert.todouble (panel.      Clientsize.width); Height_max = convert.todouble (panel.      Clientsize.height);    Btnstatusinfoforb ();      } private void Button1_Click (object sender, EventArgs e) {Graphics mygraphics_framwork; Pen Mypen =New Pen (Color.Blue, 0.25f); Mygraphics_framwork = panel.      CreateGraphics (); for (int Increment = 0; Increment < panel. Height; Increment + = incremented) {mygraphics_framwork. DrawLine (mypen, 0, heightadded, panel.        Clientsize.width, heightadded);      heightadded = heightadded + added_value; } for (int Increment = 0; Increment < panel. Height; Increment + = incremented) {mygraphics_framwork. DrawLine (Mypen, widthadded, 0, widthadded, panel.        Clientsize.height);      widthadded = widthadded + added_value; } mygraphics_framwork.      Dispose (); for (int hstart = 0; Hstart < Width_max; Hstart + = hor_kedu) {Hstrlink = Hstrlink + Hstart.      ToString () + "-"; } label2.      Text = Hstrlink; for (int start = (int) Height_max; start > 0; start-= ver_kedu) {Vstrlink = Vstrlink + start.      ToString () + "-" + "\ n"; } label3.      Text = Vstrlink + "0-";      Btnstatusinfoacti (); Button1. Enabled = False; } private void Btnstatusinfoforb () {button2.      Enabled = false; Button3.      Enabled = false; Button4.      Enabled = false;      trackbar1.enabled = false;    rec_numbox.enabled = false; } private void Btnstatusinfoacti () {button2.      Enabled = true; Button3.      Enabled = true; Button4.      Enabled = true;      Trackbar1.enabled = true;    Rec_numbox.enabled = true; private void Myfun () {Graphics mygraphics = panel.      CreateGraphics ();      Font myFont = new Font ("Times New Roman",, Fontstyle.italic);      Point startPoint = new Point (0, 0);      Point endPoint = new Point (30, 30);      LinearGradientBrush mybrush = new LinearGradientBrush (StartPoint, EndPoint, Color.Black, Color.yellow);      Mybrush.wrapmode = Wrapmode.tileflipxy;    Mygraphics.drawstring ("String", MyFont, MyBrush, 0, 0); The private void button2_click (object sender, EventArgs e) {if (Parabox1.text = = null) {MessageBox.      Show ("Please enter the height of the rectangle"); }      else {try {Graphics mygraphics_rectangle = panel.          CreateGraphics ();          Pen Mypen_rec = new Pen (color.red, 3);          Rectangle rect = new Rectangle (); Rect. X = 20; Rect. Y = panel.          Clientsize.height-convert.toint32 (Parabox1.text); Rect. Width = 20; Rect. Height = panel.          Clientsize.height; Mygraphics_rectangle = panel.          CreateGraphics ();          Mygraphics_rectangle.drawrectangle (Mypen_rec, rect);          SolidBrush Myrectbrush = new SolidBrush (color.purple);          Mygraphics_rectangle.fillrectangle (Myrectbrush, rect);        Mygraphics_rectangle.dispose ();        } catch (Exception excp) {MessageBox.Show (excp.message); }}}///<summary>///</summary>//<param name= "sender" ></param>// /<param name= "E" ></param> private void Button3_Click (object sender, EventArgs e) {Graphics mygrap Hics_rectangle = panel. CreAtegraphics ();      if (Rec_numbox = = null) {MessageBox.Show ("Please enter the number of rectangles you want to draw");        } else {Double count = Convert.ToInt32 (Rec_numbox.text);        Double tablespace = (1 * width_max)/(4 * count);        Double Tablewidth = (3 * width_max)/(4 * count);        Double Recoffset = tablewidth + tablespace;//pen mypen_rec = new Pen (color.red, 3); for (long rectnum = 0; Rectnum < count;          rectnum++) {Random radom = new Random ();          System.Threading.Thread.Sleep (20);          Double Randomhegiht =radom.next (0, Convert.ToInt32 (Height_max));          Rectangle rect = new Rectangle (); Rect.          X =convert.toint32 (Rectnum*recoffset); Rect. Y = Convert.ToInt32 (panel.          CLIENTSIZE.HEIGHT-RANDOMHEGIHT); Rect.          Width = Convert.ToInt32 (tablewidth); Rect. Height = panel.          Clientsize.height; Mygraphics_rectangle = panel.          CreateGraphics (); Mygraphics_rectangle.drawrectangle (Mypen_rec, rect);         SolidBrush Myrectbrush = new SolidBrush (color.green);        Mygraphics_rectangle.fillrectangle (Myrectbrush, rect);      } mygraphics_rectangle.dispose ();      } Rec_numbox.text = Added_value.tostring ();    Added_value = added_value+50;      } private void Button4_Click (object sender, EventArgs e) {StringFormat sf=new StringFormat (); sf.      Alignment = Stringalignment.near; Graphics mygraphics = panel.      CreateGraphics ();      RectangleF REf = new RectangleF (12, 30, 8, 38);      Font myFont = new Font ("Times New Roman", fontstyle.italic);      Point startPoint = new Point (0, 0);      Point endPoint = new Point (30, 30);      LinearGradientBrush mybrush = new LinearGradientBrush (StartPoint, EndPoint, Color.green, Color.Blue);      SolidBrush Myrectbrush = new SolidBrush (color.purple);      Mybrush.wrapmode = Wrapmode.tileflipxy;      Mygraphics.drawstring ("B2spirit", MyFont, MyBrush, 0, 0);      Random r=new random (); int Temp=r.next (10,300); Mygraphics.drawstring (temp.    ToString (), MyFont, Myrectbrush, REf, SF);      } private void Trackbar1_scroll (object sender, EventArgs e) {TrackBar mytb=new TrackBar ();      mytb= (TrackBar) sender;    Rec_numbox.text = MyTB.Value.ToString (); }  }}