/// <summary>
/// Converts a canvas to a bitmap object. This object can be saved and
/// viewed by Bitmap.Save() and is also used for direct displaying and
/// for pixel-by-pixel image comparison.
/// </summary>
/// <param name="canvas">Canvas with elements to paint.</param>
/// <returns>The painted bitmap</returns>
public static Bitmap Paint(ICanvas canvas)
{
var image = new Bitmap(
canvas.Environment.CanvasWidth,
canvas.Environment.CanvasHeight);
using (var gfx = Graphics.FromImage(image))
{
gfx.CompositingMode = CompositingMode.SourceOver;
gfx.SmoothingMode = SmoothingMode.AntiAlias;
gfx.CompositingQuality = CompositingQuality.HighQuality;
foreach (var element in canvas.Elements)
{
Paint(element, gfx);
}
}
// Turn blurring on or off
bool blurring = false;
Bitmap newImage = image;
if (blurring)
{
// Create a filter
AForge.Imaging.Filters.Blur filter = new AForge.Imaging.Filters.Blur();
// Apply the filter
newImage = filter.Apply(image);
}
return(newImage);
}
private static Image DrawRoundedRectangle(
Graphics g,
Brush b,
Rectangle rec,
int radius,
RoundedCorners corners,
Image img)
{
int x = rec.X;
int y = rec.Y;
int diameter = radius * 2;
var horiz = new Rectangle(x, y + radius, rec.Width, rec.Height - diameter);
var vert = new Rectangle(x + radius, y, rec.Width - diameter, rec.Height);
g.FillRectangle(b, horiz);
g.FillRectangle(b, vert);
if ((corners & RoundedCorners.TopLeft) == RoundedCorners.TopLeft)
{
g.FillEllipse(b, x, y, diameter, diameter);
}
else
{
g.FillRectangle(b, x, y, diameter, diameter);
}
if ((corners & RoundedCorners.TopRight) == RoundedCorners.TopRight)
{
g.FillEllipse(b, x + rec.Width - (diameter + 1), y, diameter, diameter);
}
else
{
g.FillRectangle(b, x + rec.Width - (diameter + 1), y, diameter, diameter);
}
if ((corners & RoundedCorners.BottomLeft) == RoundedCorners.BottomLeft)
{
g.FillEllipse(b, x, y + rec.Height - (diameter + 1), diameter, diameter);
}
else
{
g.FillRectangle(b, x, y + rec.Height - (diameter + 1), diameter, diameter);
}
if ((corners & RoundedCorners.BottomRight) == RoundedCorners.BottomRight)
{
g.FillEllipse(b, x + rec.Width - (diameter + 1), y + rec.Height - (diameter + 1), diameter, diameter);
}
else
{
g.FillRectangle(b, x + rec.Width - (diameter + 1), y + rec.Height - (diameter + 1), diameter,
diameter);
}
AForge.Imaging.Filters.Blur blur = new AForge.Imaging.Filters.Blur();
return(blur.Apply((Bitmap)img));
}
private void btn_uygula_Click(object sender, EventArgs e)
{
if (comboBox1.SelectedIndex == 0) // Gri seçildi.
{
Bitmap image = new Bitmap(pictureBox1.Image);
Bitmap gri = griYap(image);
pictureBox2.Image = gri;
}
if (comboBox1.SelectedIndex == 1) // Binary seçildi.
{
Bitmap image = new Bitmap(pictureBox1.Image);
Bitmap binary = binaryYap(image);
pictureBox2.Image = binary;
}
if (comboBox1.SelectedIndex == 2) // Sobel Kenar seçildi.
{
Bitmap image = new Bitmap(pictureBox1.Image);
Bitmap sobel = sobelEdgeDetection(image);
pictureBox2.Image = sobel;
}
if (comboBox1.SelectedIndex == 3) // Sobel Kenar seçildi.
{
Bitmap image = new Bitmap(pictureBox1.Image);
Bitmap median = medianFilter(image);
pictureBox2.Image = median;
}
if (comboBox1.SelectedIndex == 4) // Sepia Fitreleme seçildi.
{
// load an image
System.Drawing.Bitmap image = new Bitmap(pictureBox1.Image);
// create filter
AForge.Imaging.Filters.Sepia filter = new AForge.Imaging.Filters.Sepia();
// apply filter
System.Drawing.Bitmap newImage = filter.Apply(image);
pictureBox2.Image = newImage;
}
if (comboBox1.SelectedIndex == 5) // Blur Fitreleme seçildi.
{
// load an image
System.Drawing.Bitmap image = new Bitmap(pictureBox1.Image);
// create filter
AForge.Imaging.Filters.Blur filter = new AForge.Imaging.Filters.Blur();
// apply filter
System.Drawing.Bitmap newImage = filter.Apply(image);
pictureBox2.Image = newImage;
}
if (comboBox1.SelectedIndex == 6) // Keskinleştirme Fitreleme seçildi.
{
// load an image
System.Drawing.Bitmap image = new Bitmap(pictureBox1.Image);
// create filter
AForge.Imaging.Filters.Sharpen filter = new AForge.Imaging.Filters.Sharpen();
// apply filter
System.Drawing.Bitmap newImage = filter.Apply(image);
pictureBox2.Image = newImage;
}
if (comboBox1.SelectedIndex == 7) // Hue Modifier Fitreleme seçildi.
{
// load an image
System.Drawing.Bitmap image = new Bitmap(pictureBox1.Image);
// create filter
AForge.Imaging.Filters.HueModifier filter = new AForge.Imaging.Filters.HueModifier();
// apply filter
System.Drawing.Bitmap newImage = filter.Apply(image);
pictureBox2.Image = newImage;
}
}
private static Image DrawRoundedRectangle(
Graphics g,
Brush b,
Rectangle rec,
int radius,
RoundedCorners corners,
Image img)
{
int x = rec.X;
int y = rec.Y;
int diameter = radius * 2;
var horiz = new Rectangle(x, y + radius, rec.Width, rec.Height - diameter);
var vert = new Rectangle(x + radius, y, rec.Width - diameter, rec.Height);
g.FillRectangle(b, horiz);
g.FillRectangle(b, vert);
if ((corners & RoundedCorners.TopLeft) == RoundedCorners.TopLeft)
g.FillEllipse(b, x, y, diameter, diameter);
else
g.FillRectangle(b, x, y, diameter, diameter);
if ((corners & RoundedCorners.TopRight) == RoundedCorners.TopRight)
g.FillEllipse(b, x + rec.Width - (diameter + 1), y, diameter, diameter);
else
g.FillRectangle(b, x + rec.Width - (diameter + 1), y, diameter, diameter);
if ((corners & RoundedCorners.BottomLeft) == RoundedCorners.BottomLeft)
g.FillEllipse(b, x, y + rec.Height - (diameter + 1), diameter, diameter);
else
g.FillRectangle(b, x, y + rec.Height - (diameter + 1), diameter, diameter);
if ((corners & RoundedCorners.BottomRight) == RoundedCorners.BottomRight)
g.FillEllipse(b, x + rec.Width - (diameter + 1), y + rec.Height - (diameter + 1), diameter, diameter);
else
g.FillRectangle(b, x + rec.Width - (diameter + 1), y + rec.Height - (diameter + 1), diameter,
diameter);
AForge.Imaging.Filters.Blur blur = new AForge.Imaging.Filters.Blur();
return blur.Apply((Bitmap)img);
}
