public static void DrawString(ref OffsetImage target, string text, SizeF stringSize, Font font, Brush brush, RotateMatrix rm)
{
//RotateMatrix rm = RenderHelper.Rotate(angle, stringSize.Width / 2, stringSize.Height / 2, stringSize.Width, stringSize.Height, 1, 1, 0, 0, drawOffsetX, drawOffsetY);
Bitmap imgstr = new Bitmap((int)stringSize.Width, (int)stringSize.Height);
Graphics gstr = Graphics.FromImage(imgstr);
gstr.DrawString(text, font, brush, new PointF(0, 0));
DrawImage(ref target, imgstr, rm);
}
public static void DrawString(ref OffsetImage target, string text, Font font, Brush brush, RotateMatrix rm)
{
SizeF size = new SizeF();
Bitmap img = new Bitmap(1, 1);
Graphics g = Graphics.FromImage(img);
size = g.MeasureString(text, font);
DrawString(ref target, text, size, font, brush, rm);
}
public static void DrawString(Graphics g, OffsetImage target, string text, Font font, Brush brush, RotateMatrix matrix, PointF location)
{
if (g != null)
{
g = Graphics.FromImage(new Bitmap(1, 1));
}
SizeF sz = g.MeasureString(text, font);
Bitmap iTemp = new Bitmap((int)sz.Width, (int)sz.Height);
Graphics gTemp = Graphics.FromImage(iTemp);
gTemp.DrawString(text, font, brush, 0, 0);
gTemp.Dispose();
DrawImage(ref target, iTemp, matrix);
DrawImage(g, target, location);
}
public static void DrawImage(ref OffsetImage oi, OffsetImage content, RotateMatrix matrix)
{
//oi.Matrix = matrix;
content.Matrix = matrix;
content.RenderedSource = DrawImage(ref oi.Source, content.Source, matrix);
}
public static RotateMatrix Rotate(
double angle
, double centerX
, double centerY
, double width
, double height
, double scaleX
, double scaleY
, double shearX
, double shearY
, double drawOffsetX
, double drawOffsetY
)
{
float angleF = (float)angle;
float centerXF = (float)centerX;
float centerYF = (float)centerY;
float widthF = (float)width;
float heightF = (float)height;
float scaleXF = (float)scaleX;
float scaleYF = (float)scaleY;
float shearXF = (float)shearX;
float shearYF = (float)shearY;
float drawOffsetXF = (float)drawOffsetX;
float drawOffsetYF = (float)drawOffsetY;
PointF offset = new PointF();
PointF ur = new PointF();
Matrix matrix = new Matrix();
PointF center = new PointF(centerXF, centerYF);
angleF = angleF % 360;
if (angleF < 0)
{
angleF += 360;
}
if (angleF % 90 == 0)
{
angleF += 0.01f;
}
widthF = centerXF * 2 * scaleXF;
heightF = centerYF * 2 * scaleYF;
matrix.Scale(scaleXF, scaleYF);
matrix.Shear(shearXF, shearYF);
matrix.RotateAt(angleF, center);
offset.X = matrix.OffsetX;
offset.Y = matrix.OffsetY;
float rs, rc;
rs = (float)Math.Sin(angleF * Math.PI / 180);
rc = (float)Math.Cos(angleF * Math.PI / 180);
ur.X = rc * widthF;
ur.Y = rs * widthF;
ur.X += matrix.OffsetX;
ur.Y += matrix.OffsetY;
angleF = angleF % 360;
if (angleF >= 0 && angleF <= 90)
{
offset.X = ur.X - widthF;
offset.Y = -matrix.OffsetY;
}
else if (angleF > 90 && angleF < 180)
{
offset.X = -widthF + matrix.OffsetX;
offset.Y = ur.Y - heightF;
}
else if (angleF >= 180 && angleF <= 270)
{
offset.X = -ur.X;
offset.Y = matrix.OffsetY - heightF;
}
else
{
offset.X = -matrix.OffsetX;
offset.Y = -ur.Y;
}
matrix.RotateAt(-angleF, center);
matrix.Translate(offset.X / scaleXF, offset.Y / scaleYF);
//matrix.Translate(offset.X / scaleXF + drawOffsetXF / scaleXF, offset.Y / scaleYF + drawOffsetYF / scaleYF);
matrix.RotateAt(angleF, center);
RotateMatrix rm = new RotateMatrix(matrix, angleF, -offset.X, -offset.Y, widthF, heightF);
rm.AbsoluteOffset = new PointF(drawOffsetXF, drawOffsetYF);
return rm;
}
public static Bitmap DrawImage(ref Bitmap target, Bitmap content, RotateMatrix matrix)
{
Bitmap temp = null;
try
{
if (matrix.IsBiggerEqualTo(target.Size))
{
target.Dispose();
target = matrix.GetNewImage();
}
temp = new Bitmap((int)matrix.ActualSize.Width, (int)matrix.ActualSize.Height);
PointF offsetPoint = new PointF(matrix.AbsoluteOffset.X + matrix.RelativeOffset.X, matrix.AbsoluteOffset.Y + matrix.RelativeOffset.Y);
Graphics g = Graphics.FromImage(temp);
g.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBilinear;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
g.Transform = matrix.Matrix;
g.DrawImage(content, new Point(0, 0));
if (DrawActualBounds)
{
g.DrawRectangle(Pens.Red, 0, 0, content.Width, content.Height);
}
g.Dispose();
g = Graphics.FromImage(target);
g.DrawImage(temp, offsetPoint);
if (DrawActualBounds)
{
g.DrawRectangle(Pens.Maroon, offsetPoint.X, offsetPoint.Y, matrix.ActualSize.Width, matrix.ActualSize.Height);
}
g.Dispose();
}
catch (Exception e)
{
Exceptions.LogOnly(e);
}
return temp;
}
public static void DrawImage(ref OffsetImage oi, Bitmap content, RotateMatrix matrix)
{
DrawImage(ref oi.Source, content, matrix);
}
