Пример #1
0
        protected override void OnResize(EventArgs e)
        {
            base.OnResize(e);
            Rectangle clientRectangle = base.ClientRectangle;

            if (clientRectangle.Width > 0)
            {
                clientRectangle = base.ClientRectangle;
                if (clientRectangle.Height > 0)
                {
                    this._buffer.Dispose();
                    this._graphics.Dispose();
                    this._bkgBuffer.Dispose();
                    clientRectangle = base.ClientRectangle;
                    int width = clientRectangle.Width;
                    clientRectangle = base.ClientRectangle;
                    this._buffer    = new Bitmap(width, clientRectangle.Height, PixelFormat.Format32bppPArgb);
                    this._graphics  = Graphics.FromImage(this._buffer);
                    ChannelAnalyzer.ConfigureGraphics(this._graphics);
                    clientRectangle = base.ClientRectangle;
                    int width2 = clientRectangle.Width;
                    clientRectangle            = base.ClientRectangle;
                    this._bkgBuffer            = new Bitmap(width2, clientRectangle.Height, PixelFormat.Format32bppPArgb);
                    this._drawBackgroundNeeded = true;
                    this.Perform(this._channelArray);
                }
            }
        }
Пример #2
0
 private void DrawBackground()
 {
     using (SolidBrush solidBrush = new SolidBrush(Color.Silver))
     {
         using (Pen pen = new Pen(Color.FromArgb(80, 80, 80)))
         {
             using (new Pen(Color.DarkGray))
             {
                 using (Font font = new Font("Arial", 8f))
                 {
                     using (Graphics graphics = Graphics.FromImage(this._bkgBuffer))
                     {
                         ChannelAnalyzer.ConfigureGraphics(graphics);
                         graphics.Clear(Color.Black);
                         pen.DashStyle = DashStyle.Dash;
                         int       num             = 20;
                         Rectangle clientRectangle = base.ClientRectangle;
                         int       num2            = (clientRectangle.Height - 4) / num;
                         for (int i = 1; i <= num2; i++)
                         {
                             Graphics graphics2 = graphics;
                             Pen      pen2      = pen;
                             clientRectangle = base.ClientRectangle;
                             int y = clientRectangle.Height - 2 - i * num;
                             clientRectangle = base.ClientRectangle;
                             int x = clientRectangle.Width - 2;
                             clientRectangle = base.ClientRectangle;
                             graphics2.DrawLine(pen2, 2, y, x, clientRectangle.Height - 2 - i * num);
                         }
                         for (int j = 1; j <= num2; j++)
                         {
                             string     text      = (j * num / 2 - 10).ToString();
                             SizeF      sizeF     = graphics.MeasureString(text, font);
                             float      width     = sizeF.Width;
                             float      height    = sizeF.Height;
                             Graphics   graphics3 = graphics;
                             string     s         = text;
                             Font       font2     = font;
                             SolidBrush brush     = solidBrush;
                             clientRectangle = base.ClientRectangle;
                             graphics3.DrawString(s, font2, brush, 4f, (float)(clientRectangle.Height - 2 - j * num) - height + 1f);
                         }
                     }
                 }
             }
         }
     }
 }
Пример #3
0
 protected override void OnPaint(PaintEventArgs e)
 {
     ChannelAnalyzer.ConfigureGraphics(e.Graphics);
     e.Graphics.DrawImageUnscaled(this._buffer, 0, 0);
 }