public void SetColorFilter(ColorFilterTypes colorFilterType)
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
Color c;
for (int i = 0; i < bmap.Width; i++)
{
for (int j = 0; j < bmap.Height; j++)
{
c = bmap.GetPixel(i, j);
int nPixelR = 0;
int nPixelG = 0;
int nPixelB = 0;
if (colorFilterType == ColorFilterTypes.Red)
{
nPixelR = c.R;
nPixelG = c.G - 255;
nPixelB = c.B - 255;
}
else if (colorFilterType == ColorFilterTypes.Green)
{
nPixelR = c.R - 255;
nPixelG = c.G;
nPixelB = c.B - 255;
}
else if (colorFilterType == ColorFilterTypes.Blue)
{
nPixelR = c.R - 255;
nPixelG = c.G - 255;
nPixelB = c.B;
}
nPixelR = Math.Max(nPixelR, 0);
nPixelR = Math.Min(255, nPixelR);
nPixelG = Math.Max(nPixelG, 0);
nPixelG = Math.Min(255, nPixelG);
nPixelB = Math.Max(nPixelB, 0);
nPixelB = Math.Min(255, nPixelB);
bmap.SetPixel(i, j, Color.FromArgb((byte)nPixelR,
(byte)nPixelG, (byte)nPixelB));
}
}
_currentBitmap = (Bitmap)bmap.Clone();
}
public void SetGamma(double red, double green, double blue)
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
Color c;
byte[] redGamma = CreateGammaArray(red);
byte[] greenGamma = CreateGammaArray(green);
byte[] blueGamma = CreateGammaArray(blue);
for (int i = 0; i < bmap.Width; i++)
{
for (int j = 0; j < bmap.Height; j++)
{
c = bmap.GetPixel(i, j);
bmap.SetPixel(i, j, Color.FromArgb(redGamma[c.R],
greenGamma[c.G], blueGamma[c.B]));
}
}
_currentBitmap = (Bitmap)bmap.Clone();
}
public void SetBrightness(int brightness)
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
if (brightness < -255) brightness = -255;
if (brightness > 255) brightness = 255;
Color c;
for (int i = 0; i < bmap.Width; i++)
{
for (int j = 0; j < bmap.Height; j++)
{
c = bmap.GetPixel(i, j);
int cR = c.R + brightness;
int cG = c.G + brightness;
int cB = c.B + brightness;
if (cR < 0) cR = 1;
if (cR > 255) cR = 255;
if (cG < 0) cG = 1;
if (cG > 255) cG = 255;
if (cB < 0) cB = 1;
if (cB > 255) cB = 255;
bmap.SetPixel(i, j,
Color.FromArgb((byte)cR, (byte)cG, (byte)cB));
}
}
_currentBitmap = (Bitmap)bmap.Clone();
}
public void SetContrast(double contrast)
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
if (contrast < -100) contrast = -100;
if (contrast > 100) contrast = 100;
contrast = (100.0 + contrast) / 100.0;
contrast *= contrast;
Color c;
for (int i = 0; i < bmap.Width; i++)
{
for (int j = 0; j < bmap.Height; j++)
{
c = bmap.GetPixel(i, j);
double pR = c.R / 255.0;
pR -= 0.5;
pR *= contrast;
pR += 0.5;
pR *= 255;
if (pR < 0) pR = 0;
if (pR > 255) pR = 255;
double pG = c.G / 255.0;
pG -= 0.5;
pG *= contrast;
pG += 0.5;
pG *= 255;
if (pG < 0) pG = 0;
if (pG > 255) pG = 255;
double pB = c.B / 255.0;
pB -= 0.5;
pB *= contrast;
pB += 0.5;
pB *= 255;
if (pB < 0) pB = 0;
if (pB > 255) pB = 255;
bmap.SetPixel(i, j,
Color.FromArgb((byte)pR, (byte)pG, (byte)pB));
}
}
_currentBitmap = (Bitmap)bmap.Clone();
}
public void SetGrayscale()
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
Color c;
for (int i = 0; i < bmap.Width; i++)
{
for (int j = 0; j < bmap.Height; j++)
{
c = bmap.GetPixel(i, j);
byte gray = (byte)(.299 * c.R + .587 * c.G + .114 * c.B);
bmap.SetPixel(i, j, Color.FromArgb(gray, gray, gray));
}
}
_currentBitmap = (Bitmap)bmap.Clone();
}
public void Resize(int newWidth, int newHeight)
{
if (newWidth != 0 && newHeight != 0)
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = new Bitmap(newWidth, newHeight, temp.PixelFormat);
double nWidthFactor = (double)temp.Width / (double)newWidth;
double nHeightFactor = (double)temp.Height / (double)newHeight;
double fx, fy, nx, ny;
int cx, cy, fr_x, fr_y;
Color color1 = new Color();
Color color2 = new Color();
Color color3 = new Color();
Color color4 = new Color();
byte nRed, nGreen, nBlue;
byte bp1, bp2;
for (int x = 0; x < bmap.Width; ++x)
{
for (int y = 0; y < bmap.Height; ++y)
{
fr_x = (int)Math.Floor(x * nWidthFactor);
fr_y = (int)Math.Floor(y * nHeightFactor);
cx = fr_x + 1;
if (cx >= temp.Width) cx = fr_x;
cy = fr_y + 1;
if (cy >= temp.Height) cy = fr_y;
fx = x * nWidthFactor - fr_x;
fy = y * nHeightFactor - fr_y;
nx = 1.0 - fx;
ny = 1.0 - fy;
color1 = temp.GetPixel(fr_x, fr_y);
color2 = temp.GetPixel(cx, fr_y);
color3 = temp.GetPixel(fr_x, cy);
color4 = temp.GetPixel(cx, cy);
// Blue
bp1 = (byte)(nx * color1.B + fx * color2.B);
bp2 = (byte)(nx * color3.B + fx * color4.B);
nBlue = (byte)(ny * (double)(bp1) + fy * (double)(bp2));
// Green
bp1 = (byte)(nx * color1.G + fx * color2.G);
bp2 = (byte)(nx * color3.G + fx * color4.G);
nGreen = (byte)(ny * (double)(bp1) + fy * (double)(bp2));
// Red
bp1 = (byte)(nx * color1.R + fx * color2.R);
bp2 = (byte)(nx * color3.R + fx * color4.R);
nRed = (byte)(ny * (double)(bp1) + fy * (double)(bp2));
bmap.SetPixel(x, y, System.Drawing.Color.FromArgb
(255, nRed, nGreen, nBlue));
}
}
_currentBitmap = (Bitmap)bmap.Clone();
}
}
public void DrawOutCropArea(int xPosition, int yPosition, int width, int height)
{
_bitmapPrevCropArea = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)_bitmapPrevCropArea.Clone();
Graphics gr = Graphics.FromImage(bmap);
Brush cBrush = new Pen(Color.FromArgb(150, Color.White)).Brush;
Rectangle rect1 = new Rectangle(0, 0, _currentBitmap.Width, yPosition);
Rectangle rect2 = new Rectangle(0, yPosition, xPosition, height);
Rectangle rect3 = new Rectangle
(0, (yPosition + height), _currentBitmap.Width, _currentBitmap.Height);
Rectangle rect4 = new Rectangle((xPosition + width),
yPosition, (_currentBitmap.Width - xPosition - width), height);
gr.FillRectangle(cBrush, rect1);
gr.FillRectangle(cBrush, rect2);
gr.FillRectangle(cBrush, rect3);
gr.FillRectangle(cBrush, rect4);
_currentBitmap = (Bitmap)bmap.Clone();
}
public void InsertText(string text, int xPosition,
int yPosition, string fontName, float fontSize,
string fontStyle, string colorName1, string colorName2)
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
Graphics gr = Graphics.FromImage(bmap);
if (string.IsNullOrEmpty(fontName))
fontName = "Times New Roman";
if (fontSize.Equals(null))
fontSize = 10.0F;
Font font = new Font(fontName, fontSize);
if (!string.IsNullOrEmpty(fontStyle))
{
FontStyle fStyle = FontStyle.Regular;
switch (fontStyle.ToLower())
{
case "bold":
fStyle = FontStyle.Bold;
break;
case "italic":
fStyle = FontStyle.Italic;
break;
case "underline":
fStyle = FontStyle.Underline;
break;
case "strikeout":
fStyle = FontStyle.Strikeout;
break;
}
font = new Font(fontName, fontSize, fStyle);
}
if (string.IsNullOrEmpty(colorName1))
colorName1 = "Black";
if (string.IsNullOrEmpty(colorName2))
colorName2 = colorName1;
Color color1 = Color.FromName(colorName1);
Color color2 = Color.FromName(colorName2);
int gW = (int)(text.Length * fontSize);
gW = gW == 0 ? 10 : gW;
LinearGradientBrush LGBrush =
new LinearGradientBrush(new Rectangle(0, 0, gW, (int)fontSize), color1,
color2, LinearGradientMode.Vertical);
gr.DrawString(text, font, LGBrush, xPosition, yPosition);
_currentBitmap = (Bitmap)bmap.Clone();
}
public void InsertShape(string shapeType, int xPosition,
int yPosition, int width, int height, string colorName)
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
Graphics gr = Graphics.FromImage(bmap);
if (string.IsNullOrEmpty(colorName))
colorName = "Black";
Pen pen = new Pen(Color.FromName(colorName));
switch (shapeType.ToLower())
{
case "filledellipse":
gr.FillEllipse(pen.Brush, xPosition,
yPosition, width, height);
break;
case "filledrectangle":
gr.FillRectangle(pen.Brush, xPosition,
yPosition, width, height);
break;
case "ellipse":
gr.DrawEllipse(pen, xPosition, yPosition, width, height);
break;
case "rectangle":
default:
gr.DrawRectangle(pen, xPosition, yPosition, width, height);
break;
}
_currentBitmap = (Bitmap)bmap.Clone();
}
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
Color c;
for (int i = 0; i < bmap.Width; i++)
{
for (int j = 0; j < bmap.Height; j++)
{
c = bmap.GetPixel(i, j);
int nPixelR = 0;
int nPixelG = 0;
int nPixelB = 0;
if (colorFilterType == ColorFilterTypes.Red)
{
nPixelR = c.R;
nPixelG = c.G - 255;
nPixelB = c.B - 255;
}
else if (colorFilterType == ColorFilterTypes.Green)
{
nPixelR = c.R - 255;
nPixelG = c.G;
nPixelB = c.B - 255;
}
else if (colorFilterType == ColorFilterTypes.Blue)
{
nPixelR = c.R - 255;
nPixelG = c.G - 255;
nPixelB = c.B;
}
nPixelR = Math.Max(nPixelR, 0);
nPixelR = Math.Min(255, nPixelR);
nPixelG = Math.Max(nPixelG, 0);
nPixelG = Math.Min(255, nPixelG);
nPixelB = Math.Max(nPixelB, 0);
nPixelB = Math.Min(255, nPixelB);
bmap.SetPixel(i, j, Color.FromArgb((byte)nPixelR,
(byte)nPixelG, (byte)nPixelB));
}
}
_currentBitmap = (Bitmap)bmap.Clone();
}
public void SetGamma(double red, double green, double blue)
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
Color c;
byte[] redGamma = CreateGammaArray(red);
byte[] greenGamma = CreateGammaArray(green);
byte[] blueGamma = CreateGammaArray(blue);
for (int i = 0; i < bmap.Width; i++)
{
for (int j = 0; j < bmap.Height; j++)
{
c = bmap.GetPixel(i, j);
bmap.SetPixel(i, j, Color.FromArgb(redGamma[c.R],
greenGamma[c.G], blueGamma[c.B]));
}
}
_currentBitmap = (Bitmap)bmap.Clone();
}
public void SetBrightness(int brightness)
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
if (brightness < -255) brightness = -255;
if (brightness > 255) brightness = 255;
Color c;
for (int i = 0; i < bmap.Width; i++)
{
for (int j = 0; j < bmap.Height; j++)
{
c = bmap.GetPixel(i, j);
int cR = c.R + brightness;
int cG = c.G + brightness;
int cB = c.B + brightness;
if (cR < 0) cR = 1;
if (cR > 255) cR = 255;
if (cG < 0) cG = 1;
if (cG > 255) cG = 255;
if (cB < 0) cB = 1;
if (cB > 255) cB = 255;
bmap.SetPixel(i, j,
Color.FromArgb((byte)cR, (byte)cG, (byte)cB));
}
}
_currentBitmap = (Bitmap)bmap.Clone();
}
public void SetContrast(double contrast)
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
if (contrast < -100) contrast = -100;
if (contrast > 100) contrast = 100;
contrast = (100.0 + contrast) / 100.0;
contrast *= contrast;
Color c;
for (int i = 0; i < bmap.Width; i++)
{
for (int j = 0; j < bmap.Height; j++)
{
c = bmap.GetPixel(i, j);
double pR = c.R / 255.0;
pR -= 0.5;
pR *= contrast;
pR += 0.5;
pR *= 255;
if (pR < 0) pR = 0;
if (pR > 255) pR = 255;
double pG = c.G / 255.0;
pG -= 0.5;
pG *= contrast;
pG += 0.5;
pG *= 255;
if (pG < 0) pG = 0;
if (pG > 255) pG = 255;
double pB = c.B / 255.0;
pB -= 0.5;
pB *= contrast;
pB += 0.5;
pB *= 255;
if (pB < 0) pB = 0;
if (pB > 255) pB = 255;
bmap.SetPixel(i, j,
Color.FromArgb((byte)pR, (byte)pG, (byte)pB));
}
}
_currentBitmap = (Bitmap)bmap.Clone();
}
public void SetGrayscale()
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
Color c;
for (int i = 0; i < bmap.Width; i++)
{
for (int j = 0; j < bmap.Height; j++)
{
c = bmap.GetPixel(i, j);
byte gray = (byte)(.299 * c.R + .587 * c.G + .114 * c.B);
bmap.SetPixel(i, j, Color.FromArgb(gray, gray, gray));
}
}
_currentBitmap = (Bitmap)bmap.Clone();
}
public void Resize(int newWidth, int newHeight)
{
if (newWidth != 0 && newHeight != 0)
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = new Bitmap(newWidth, newHeight, temp.PixelFormat);
double nWidthFactor = (double)temp.Width / (double)newWidth;
double nHeightFactor = (double)temp.Height / (double)newHeight;
double fx, fy, nx, ny;
int cx, cy, fr_x, fr_y;
Color color1 = new Color();
Color color2 = new Color();
Color color3 = new Color();
Color color4 = new Color();
byte nRed, nGreen, nBlue;
byte bp1, bp2;
for (int x = 0; x < bmap.Width; ++x)
{
for (int y = 0; y < bmap.Height; ++y)
{
fr_x = (int)Math.Floor(x * nWidthFactor);
fr_y = (int)Math.Floor(y * nHeightFactor);
cx = fr_x + 1;
if (cx >= temp.Width) cx = fr_x;
cy = fr_y + 1;
if (cy >= temp.Height) cy = fr_y;
fx = x * nWidthFactor - fr_x;
fy = y * nHeightFactor - fr_y;
nx = 1.0 - fx;
ny = 1.0 - fy;
color1 = temp.GetPixel(fr_x, fr_y);
color2 = temp.GetPixel(cx, fr_y);
color3 = temp.GetPixel(fr_x, cy);
color4 = temp.GetPixel(cx, cy);
// Blue
bp1 = (byte)(nx * color1.B + fx * color2.B);
bp2 = (byte)(nx * color3.B + fx * color4.B);
nBlue = (byte)(ny * (double)(bp1) + fy * (double)(bp2));
// Green
bp1 = (byte)(nx * color1.G + fx * color2.G);
bp2 = (byte)(nx * color3.G + fx * color4.G);
nGreen = (byte)(ny * (double)(bp1) + fy * (double)(bp2));
// Red
bp1 = (byte)(nx * color1.R + fx * color2.R);
bp2 = (byte)(nx * color3.R + fx * color4.R);
nRed = (byte)(ny * (double)(bp1) + fy * (double)(bp2));
bmap.SetPixel(x, y, System.Drawing.Color.FromArgb
(255, nRed, nGreen, nBlue));
}
}
_currentBitmap = (Bitmap)bmap.Clone();
}
}
public void DrawOutCropArea(int xPosition, int yPosition, int width, int height)
{
_bitmapPrevCropArea = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)_bitmapPrevCropArea.Clone();
Graphics gr = Graphics.FromImage(bmap);
Brush cBrush = new Pen(Color.FromArgb(150, Color.White)).Brush;
Rectangle rect1 = new Rectangle(0, 0, _currentBitmap.Width, yPosition);
Rectangle rect2 = new Rectangle(0, yPosition, xPosition, height);
Rectangle rect3 = new Rectangle
(0, (yPosition + height), _currentBitmap.Width, _currentBitmap.Height);
Rectangle rect4 = new Rectangle((xPosition + width),
yPosition, (_currentBitmap.Width - xPosition - width), height);
gr.FillRectangle(cBrush, rect1);
gr.FillRectangle(cBrush, rect2);
gr.FillRectangle(cBrush, rect3);
gr.FillRectangle(cBrush, rect4);
_currentBitmap = (Bitmap)bmap.Clone();
}
public void InsertText(string text, int xPosition,
int yPosition, string fontName, float fontSize,
string fontStyle, string colorName1, string colorName2)
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
Graphics gr = Graphics.FromImage(bmap);
if (string.IsNullOrEmpty(fontName))
fontName = "Times New Roman";
if (fontSize.Equals(null))
fontSize = 10.0F;
Font font = new Font(fontName, fontSize);
if (!string.IsNullOrEmpty(fontStyle))
{
FontStyle fStyle = FontStyle.Regular;
switch (fontStyle.ToLower())
{
case "bold":
fStyle = FontStyle.Bold;
break;
case "italic":
fStyle = FontStyle.Italic;
break;
case "underline":
fStyle = FontStyle.Underline;
break;
case "strikeout":
fStyle = FontStyle.Strikeout;
break;
}
font = new Font(fontName, fontSize, fStyle);
}
if (string.IsNullOrEmpty(colorName1))
colorName1 = "Black";
if (string.IsNullOrEmpty(colorName2))
colorName2 = colorName1;
Color color1 = Color.FromName(colorName1);
Color color2 = Color.FromName(colorName2);
int gW = (int)(text.Length * fontSize);
gW = gW == 0 ? 10 : gW;
LinearGradientBrush LGBrush =
new LinearGradientBrush(new Rectangle(0, 0, gW, (int)fontSize), color1,
color2, LinearGradientMode.Vertical);
gr.DrawString(text, font, LGBrush, xPosition, yPosition);
_currentBitmap = (Bitmap)bmap.Clone();
}
public void InsertShape(string shapeType, int xPosition,
int yPosition, int width, int height, string colorName)
{
Bitmap temp = (Bitmap)_currentBitmap;
Bitmap bmap = (Bitmap)temp.Clone();
Graphics gr = Graphics.FromImage(bmap);
if (string.IsNullOrEmpty(colorName))
colorName = "Black";
Pen pen = new Pen(Color.FromName(colorName));
switch (shapeType.ToLower())
{
case "filledellipse":
gr.FillEllipse(pen.Brush, xPosition,
yPosition, width, height);
break;
case "filledrectangle":
gr.FillRectangle(pen.Brush, xPosition,
yPosition, width, height);
break;
case "ellipse":
gr.DrawEllipse(pen, xPosition, yPosition, width, height);
break;
case "rectangle":
default:
gr.DrawRectangle(pen, xPosition, yPosition, width, height);
break;
}
_currentBitmap = (Bitmap)bmap.Clone();
}
No comments:
Post a Comment