public void FillRectangle(Brush b, RectangleF rect, TClippingStyle clippingStyle)
{
FixRect(ref rect);
if (PointOutside.Check(ref rect))
{
return;
}
if (b == null)
{
return;
}
if (clippingStyle == TClippingStyle.None)
{
Canvas.FillRectangle(b, rect);
}
else
{
using (GraphicsPath gp = new GraphicsPath())
{
gp.AddRectangle(rect);
switch (clippingStyle)
{
case TClippingStyle.Exclude:
Canvas.SetClip(gp, CombineMode.Exclude);
break;
case TClippingStyle.Include:
Canvas.SetClip(gp, CombineMode.Intersect);
break;
}
}
}
}
public void DrawString(string Text, Font aFont, Pen aPen, Brush aBrush, real x, real y)
{
if (PointOutside.Check(ref x, ref y))
{
return;
}
Text = Text.Replace('\u000a', '\u0000'); //Replace newlines with empty characters
if (aBrush != null)
{
DrawString(Text, aFont, aBrush, x, y);
}
if (aPen != null)
{
Typeface TextTypeface = new Typeface(aFont.Family, aFont.Style, aFont.Weight, FontStretches.Normal);
FormattedText fmtText = new FormattedText(Text, CultureInfo.CurrentCulture, FlowDirection.LeftToRight, TextTypeface, aFont.SizeInPix, Brushes.Black); //Brush doesn't matter here.
fmtText.SetTextDecorations(aFont.Decorations);
Geometry TxtGeometry = fmtText.BuildHighlightGeometry(new Point(x, y));
if (TxtGeometry.CanFreeze)
{
TxtGeometry.Freeze();
}
FCanvas.DrawGeometry(null, aPen, TxtGeometry);
}
}
public TPointF Transform(TPointF p)
{
PointOutside.Check(ref p);
Point p1 = FCanvas.TransformToVisual(MainCanvas).Transform(new Point(p.X, p.Y));
return(new TPointF((real)p1.X, (real)p1.Y));
}
public void DrawString(string Text, Font aFont, Brush aBrush, float x, float y)
{
if (PointOutside.Check(ref x, ref y))
{
return;
}
Text = Text.Replace('\u000a', '\u0000'); //Replace newlines with empty characters
Canvas.DrawString(Text, aFont, aBrush, x, y, FSFormat);
}
public SizeF MeasureString(string Text, Font aFont, TPointF p)
{
PointOutside.Check(ref p);
Typeface TextTypeface = new Typeface(aFont.Family, aFont.Style, aFont.Weight, FontStretches.Normal);
FormattedText fmtText = new FormattedText(Text, CultureInfo.CurrentCulture, FlowDirection.LeftToRight, TextTypeface, aFont.SizeInPix, null);
//fmtText.SetTextDecorations(aFont.Decorations);
return(new SizeF(fmtText.Width, fmtText.Height));
}
public void DrawLine(Pen aPen, real x1, real y1, real x2, real y2)
{
PointOutside.Check(ref x1, ref y1);
PointOutside.Check(ref x2, ref y2);
if (aPen == null)
{
return;
}
FCanvas.DrawLine(aPen, new Point(x1, y1), new Point(x2, y2));
}
public void DrawLine(Pen aPen, float x1, float y1, float x2, float y2)
{
PointOutside.Check(ref x1, ref y1);
PointOutside.Check(ref x2, ref y2);
if (aPen == null)
{
return;
}
Canvas.DrawLine(aPen, x1, y1, x2, y2);
}
public TPointF Transform(TPointF p)
{
PointOutside.Check(ref p);
using (Matrix myMatrix = Canvas.Transform)
{
float[] DrawingMatrix = myMatrix.Elements;
return(new TPointF(
(float)(DrawingMatrix[0] * p.X + DrawingMatrix[2] * p.Y + DrawingMatrix[4]),
(float)(DrawingMatrix[1] * p.X + DrawingMatrix[3] * p.Y + DrawingMatrix[5])));
}
}
public void Rotate(float x, float y, float Alpha)
{
if (PointOutside.Check(ref x, ref y))
{
return;
}
using (Matrix myMatrix = Canvas.Transform)
{
myMatrix.RotateAt(-Alpha, new PointF(x, y), MatrixOrder.Prepend);
Canvas.Transform = myMatrix;
}
}
public void FillRectangle(Brush b, RectangleF rect)
{
FixRect(ref rect);
if (PointOutside.Check(ref rect))
{
return;
}
if (b != null)
{
Canvas.FillRectangle(b, rect);
}
}
public void FillRectangle(Brush b, float x1, float y1, float width, float height)
{
FixRect(ref x1, ref y1, ref width, ref height);
if (PointOutside.Check(ref x1, ref y1, ref width, ref height))
{
return;
}
if (b == null)
{
return;
}
Canvas.FillRectangle(b, x1, y1, width, height);
}
public void DrawRectangle(Pen pen, float x, float y, float width, float height)
{
FixRect(ref x, ref y, ref width, ref height);
if (PointOutside.Check(ref x, ref y, ref width, ref height))
{
return;
}
if (pen == null)
{
return;
}
Canvas.DrawRectangle(pen, x, y, width, height);
}
public void DrawRectangle(Pen pen, real x, real y, real width, real height)
{
FixRect(ref x, ref y, ref width, ref height);
if (PointOutside.Check(ref x, ref y, ref width, ref height))
{
return;
}
if (pen == null)
{
return;
}
FCanvas.DrawRectangle(null, pen, new Rect(x, y, width, height));
}
public void FillRectangle(Brush b, real x1, real y1, real width, real height)
{
FixRect(ref x1, ref y1, ref width, ref height);
if (PointOutside.Check(ref x1, ref y1, ref width, ref height))
{
return;
}
if (b == null)
{
return;
}
FCanvas.DrawRectangle(b, null, new Rect(x1, y1, width, height));
}
public void FillRectangle(Brush b, RectangleF rect)
{
FixRect(ref rect);
if (PointOutside.Check(ref rect))
{
return;
}
if (b == null)
{
return;
}
FCanvas.DrawRectangle(b, null, new Rect(rect.Left, rect.Top, rect.Width, rect.Height));
}
public void DrawString(string Text, Font aFont, Brush aBrush, real x, real y)
{
if (PointOutside.Check(ref x, ref y))
{
return;
}
Text = Text.Replace('\u000a', '\u0000'); //Replace newlines with empty characters
Typeface TextTypeface = new Typeface(aFont.Family, aFont.Style, aFont.Weight, FontStretches.Normal);
FormattedText fmtText = new FormattedText(Text, CultureInfo.CurrentCulture, FlowDirection.LeftToRight, TextTypeface, aFont.SizeInPix, aBrush);
fmtText.SetTextDecorations(aFont.Decorations);
FCanvas.DrawText(fmtText, new Point(x, y));
}
public void DrawAndFillRectangle(Pen pen, Brush b, float x, float y, float width, float height)
{
FixRect(ref x, ref y, ref width, ref height);
if (PointOutside.Check(ref x, ref y, ref width, ref height))
{
return;
}
if (b != null)
{
Canvas.FillRectangle(b, x, y, width, height);
}
if (pen != null)
{
Canvas.DrawRectangle(pen, x, y, width, height);
}
}
public void DrawString(string Text, Font aFont, Pen aPen, Brush aBrush, float x, float y)
{
if (PointOutside.Check(ref x, ref y))
{
return;
}
Text = Text.Replace('\u000a', '\u0000'); //Replace newlines with empty characters
if (aBrush != null)
{
Canvas.DrawString(Text, aFont, aBrush, x, y, FSFormat);
}
if (aPen != null)
{
GraphicsPath TextPath = new GraphicsPath();
TextPath.AddString(Text, aFont.FontFamily, (int)aFont.Style, aFont.Size, new PointF(x, y), FSFormat);
Canvas.DrawPath(aPen, TextPath);
}
}
private static bool CheckPoints(TPointF[] points)
{
bool AllPointsOutside = true;
for (int i = 0; i < points.Length; i++)
{
if (!PointOutside.Check(ref points[i]))
{
AllPointsOutside = false;
}
}
if (AllPointsOutside)
{
return(false);
}
return(true);
}
public void Rotate(real x, real y, real Alpha)
{
if (PointOutside.Check(ref x, ref y))
{
return;
}
RotateTransform rt = new RotateTransform();
rt.Angle = -Alpha;
rt.CenterX = x;
rt.CenterY = y;
if (rt.CanFreeze)
{
rt.Freeze();
}
FCanvas.PushTransform(rt);
GraphicsSave[GraphicsSave.Count - 1]++;
}
private static PointF[] ToPointF(TPointF[] points)
{
bool AllPointsOutside = true;
PointF[] Result = new PointF[points.Length];
for (int i = 0; i < points.Length; i++)
{
if (!PointOutside.Check(ref points[i]))
{
AllPointsOutside = false;
}
Result[i] = new PointF(points[i].X, points[i].Y);
}
if (AllPointsOutside)
{
return(null);
}
return(Result);
}
public void FillRectangle(Brush b, RectangleF rect, TClippingStyle clippingStyle)
{
FixRect(ref rect);
if (PointOutside.Check(ref rect))
{
return;
}
if (b == null)
{
return;
}
if (clippingStyle == TClippingStyle.None)
{
FCanvas.DrawRectangle(b, null, new Rect(rect.Left, rect.Top, rect.Width, rect.Height));
}
else
{
RectangleGeometry r = new RectangleGeometry(new Rect(rect.Left, rect.Top, rect.Width, rect.Height));
if (r.CanFreeze)
{
r.Freeze();
}
switch (clippingStyle)
{
case TClippingStyle.Exclude:
IntersectClip(Reverse(r));
break;
case TClippingStyle.Include:
IntersectClip(r);
break;
default:
//Already handled.
break;
}
}
}
public void SetClipReplace(RectangleF rect)
{
PointOutside.Check(ref rect);
Canvas.SetClip(rect, System.Drawing.Drawing2D.CombineMode.Replace);
}
public void SetClipIntersect(RectangleF rect)
{
PointOutside.Check(ref rect);
Canvas.SetClip(rect, System.Drawing.Drawing2D.CombineMode.Intersect);
}
public void DrawImage(Image image, RectangleF destRect, RectangleF srcRect, long transparentColor, int brightness, int contrast, int gamma, Color shadowColor, Stream imgData)
{
if (PointOutside.Check(ref srcRect))
{
return;
}
if (PointOutside.Check(ref destRect))
{
return;
}
if (image.Height <= 0 || image.Width <= 0)
{
return;
}
bool ChangedParams = brightness != FlxConsts.DefaultBrightness ||
contrast != FlxConsts.DefaultContrast ||
gamma != FlxConsts.DefaultGamma ||
shadowColor != ColorUtil.Empty;
ImageAttributes imgAtt = null;
try
{
if (transparentColor != FlxConsts.NoTransparentColor)
{
long cl = transparentColor;
Color tcl = ColorUtil.FromArgb((int)(cl & 0xFF), (int)((cl & 0xFF00) >> 8), (int)((cl & 0xFF0000) >> 16));
imgAtt = new ImageAttributes();
imgAtt.SetColorKey(tcl, tcl);
}
if (gamma != FlxConsts.DefaultGamma)
{
if (imgAtt == null)
{
imgAtt = new ImageAttributes();
}
imgAtt.SetGamma((float)((UInt32)gamma) / 65536f);
}
if (!ChangedParams && srcRect.Top == 0 && srcRect.Left == 0 && srcRect.Width == image.Width && srcRect.Height == image.Height && imgAtt == null)
{
bool Retry = false;
try
{
Canvas.DrawImage(image, destRect); //Optimizes the most common case, but there is also an error when cropping metafiles. At least we make sure here this won't have any error on 99% of the cases.
}
catch (System.Runtime.InteropServices.ExternalException ex)
{
if (FlexCelTrace.HasListeners)
{
FlexCelTrace.Write(new TRenderMetafileError(ex.Message));
}
Retry = true; //metafiles can raise nasty errors here.
}
if (Retry)
{
using (Image bmp = FlgConsts.RasterizeWMF(image))
{
Canvas.DrawImage(bmp, destRect);
}
}
}
else
{
Image FinalImage = image;
try
{
if (image.RawFormat.Equals(ImageFormat.Wmf) || image.RawFormat.Equals(ImageFormat.Emf))
{
FinalImage = FlgConsts.RasterizeWMF(image); //metafiles do not like cropping or changing attributes.
}
if (ChangedParams)
{
if (shadowColor != ColorUtil.Empty)
{
FlgConsts.MakeImageGray(ref imgAtt, shadowColor);
}
else
{
FlgConsts.AdjustImage(ref imgAtt, brightness, contrast);
}
}
PointF[] ImageRect = new PointF[] { new PointF(destRect.Left, destRect.Top), new PointF(destRect.Right, destRect.Top), new PointF(destRect.Left, destRect.Bottom) };
Canvas.DrawImage(FinalImage,
ImageRect,
srcRect, GraphicsUnit.Pixel, imgAtt);
}
finally
{
if (FinalImage != image)
{
FinalImage.Dispose();
}
}
}
}
finally
{
if (imgAtt != null)
{
imgAtt.Dispose();
}
}
}
public void DrawImage(Image image, RectangleF destRect, RectangleF srcRect, long transparentColor, int brightness, int contrast, int gamma, Color shadowColor, Stream imgData)
{
if (PointOutside.Check(ref srcRect))
{
return;
}
if (PointOutside.Check(ref destRect))
{
return;
}
if (image.Height <= 0 || image.Width <= 0)
{
return;
}
bool ChangedParams = brightness != FlxConsts.DefaultBrightness ||
contrast != FlxConsts.DefaultContrast ||
gamma != FlxConsts.DefaultGamma ||
shadowColor != Colors.Transparent;
ImageAttributes imgAtt = null;
try
{
if (transparentColor != FlxConsts.NoTransparentColor)
{
long cl = transparentColor;
Color tcl = ColorUtil.FromArgb(0xFF, (byte)(cl & 0xFF), (byte)((cl & 0xFF00) >> 8), (byte)((cl & 0xFF0000) >> 16));
imgAtt = new ImageAttributes();
imgAtt.SetColorKey(tcl, tcl);
}
if (gamma != FlxConsts.DefaultGamma)
{
if (imgAtt == null)
{
imgAtt = new ImageAttributes();
}
imgAtt.SetGamma((real)((UInt32)gamma) / 65536f);
}
if (!ChangedParams && srcRect.Top == 0 && srcRect.Left == 0 && srcRect.Width == image.Width && srcRect.Height == image.Height && imgAtt == null)
{
FCanvas.DrawImage(image, destRect);
}
else
{
Image FinalImage = image;
try
{
if (image.RawFormat.Equals(ImageFormat.Wmf) || image.RawFormat.Equals(ImageFormat.Emf))
{
FinalImage = FlgConsts.RasterizeWMF(image); //metafiles do not like cropping or changing attributes.
}
if (ChangedParams)
{
if (shadowColor != ColorUtil.Empty)
{
FlgConsts.MakeImageGray(ref imgAtt, shadowColor);
}
else
{
FlgConsts.AdjustImage(ref imgAtt, brightness, contrast);
}
}
PointF[] ImageRect = new PointF[] { new PointF(destRect.Left, destRect.Top), new PointF(destRect.Right, destRect.Top), new PointF(destRect.Left, destRect.Bottom) };
FCanvas.DrawImage(FinalImage,
ImageRect,
srcRect, GraphicsUnit.Pixel, imgAtt);
}
finally
{
if (FinalImage != image)
{
FinalImage.Dispose();
}
}
}
}
finally
{
if (imgAtt != null)
{
imgAtt.Dispose();
}
}
}
public void SetClipIntersect(RectangleF rect)
{
PointOutside.Check(ref rect);
IntersectClip(new RectangleGeometry(rect));
}
public SizeF MeasureString(string Text, Font aFont, TPointF p)
{
PointOutside.Check(ref p);
return(Canvas.MeasureString(Text, aFont, new PointF(p.X, p.Y), FSFormat));
}
