private void CanvasPanel_Paint(object sender, PaintEventArgs e)
{
_pen.Width = 2;
_length = int.Parse(lengthtxt.Text);
_graphics = CanvasPanel.CreateGraphics();
for (int i = 0; i < int.Parse(linestxt.Text); i++)
{
Draw();
}
}
public Form1()
{
InitializeComponent();
g = CanvasPanel.CreateGraphics();
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
pen = new Pen(Color.Black, 5);
pen.StartCap = pen.EndCap = System.Drawing.Drawing2D.LineCap.Round;
state = State.DRAW;
Curves = new BindingList <CurveAbstract>();
curvesList.DataSource = Curves;
curvesList.DisplayMember = "Name";
pointsListBox.SelectionMode = SelectionMode.MultiSimple;
curveTypeSelectionBox.DataSource = System.Enum.GetValues(typeof(CurveType));
curveTypeSelectionBox.SetSelected(0, true);
}
void Render()
{
Graphics g = null;
Graphics Canvas;
BufferedGraphicsContext rc;
rc = BufferedGraphicsManager.Current;
BufferedGraphics rg = null;
g = CanvasPanel.CreateGraphics();
rg = rc.Allocate(g, CanvasPanel.DisplayRectangle);
Canvas = rg.Graphics;
Canvas.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighSpeed;
Canvas.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighSpeed;
Canvas.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.NearestNeighbor;
Canvas.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.HighSpeed;
Canvas.TextRenderingHint = System.Drawing.Text.TextRenderingHint.SingleBitPerPixel;
/////////////////
/////////////////Drawing code here
/////////////////
Canvas.Clear(Color.Black);
for (int i = 0; i < 128; i++)
{
Canvas.DrawLine(new Pen(Color.FromArgb(50, 50, 50)), i * 3, 0, i * 3, 128 * 3);
Canvas.DrawLine(new Pen(Color.FromArgb(50, 50, 50)), 0, i * 3, 128 * 3, i * 3);
}
if (rg != null)
{
rg.Render(g);
}
if (rg != null)
{
//rg.Dispose();
}
if (g != null)
{
g.Dispose();
}
}
public Form1()
{
InitializeComponent();
Canvas = CanvasPanel.CreateGraphics();
}
public Paint()
{
InitializeComponent();
graficsCreate = CanvasPanel.CreateGraphics();//allow program for painting
}