public void SetBlendTriangularShape(float focus, float scale)
{
_x2 = (_x1 + _x2) / 2;
_y2 = (_y1 + _y2) / 2;
_cyclic = true;
_nativeObject = null;
}
private void Init(float x1, float y1, Color color1, float x2, float y2, Color color2, bool cyclic) {
_x1 = x1;
_y1 = y1;
_color1 = color1;
_x2 = x2;
_y2 = y2;
_color2 = color2;
_cyclic = cyclic;
_nativeObject = null;
}
private void setPaint(Paint paint, boolean invert, double xoffset, double yoffset)
{
this.paint = paint;
if (paint is Color)
{
cb.setColorFill((Color)paint);
}
else if (paint is GradientPaint)
{
GradientPaint gp = (GradientPaint)paint;
Point2D p1 = gp.getPoint1();
transform.transform(p1, p1);
Point2D p2 = gp.getPoint2();
transform.transform(p2, p2);
Color c1 = gp.getColor1();
Color c2 = gp.getColor2();
PdfShading shading = PdfShading.simpleAxial(cb.getPdfWriter(), (float)p1.getX(), (float)p1.getY(), (float)p2.getX(), (float)p2.getY(), c1, c2);
PdfShadingPattern pat = new PdfShadingPattern(shading);
cb.setShadingFill(pat);
}
else
{
try {
BufferedImage img = null;
int type = BufferedImage.TYPE_4BYTE_ABGR;
if (paint.getTransparency() == Transparency.OPAQUE)
{
type = BufferedImage.TYPE_3BYTE_BGR;
}
img = new BufferedImage((int)width, (int)height, type);
Graphics2D g = (Graphics2D)img.getGraphics();
Shape fillRect = new Rectangle2D.Double(0, 0, img.getWidth(),
img.getHeight());
g.setPaint(paint);
g.fill(fillRect);
if (invert)
{
AffineTransform tx = new AffineTransform();
tx.scale(1, -1);
tx.translate(-xoffset, -yoffset);
g.drawImage(img, tx, null);
}
com.lowagie.text.Image image = com.lowagie.text.Image.getInstance(img, null);
PdfPatternPainter pattern = cb.createPattern(width, height);
image.setAbsolutePosition(0, 0);
pattern.addImage(image);
cb.setPatternFill(pattern);
} catch (Exception ex) {
cb.setColorFill(Color.gray);
}
}
}
private void Init(float x1, float y1, Color color1, float x2, float y2, Color color2, bool cyclic)
{
_x1 = x1;
_y1 = y1;
_color1 = color1;
_x2 = x2;
_y2 = y2;
_color2 = color2;
_cyclic = cyclic;
_nativeObject = null;
}
public static CALayer?CreateCALayer(this GradientPaint gradientPaint, CGRect frame = default)
{
if (gradientPaint is LinearGradientPaint linearGradientPaint)
{
return(linearGradientPaint.CreateCALayer(frame));
}
if (gradientPaint is RadialGradientPaint radialGradientPaint)
{
return(radialGradientPaint.CreateCALayer(frame));
}
return(null);
}
internal static GradientData GetGradientPaintData(GradientPaint gradientPaint, float alpha = 1.0f)
{
var orderStops = gradientPaint.GradientStops;
var data = new GradientData(orderStops.Length);
int count = 0;
foreach (var orderStop in orderStops)
{
data.Colors[count] = orderStop.Color.WithAlpha(alpha).ToPlatform().ToArgb();
data.Offsets[count] = orderStop.Offset;
count++;
}
return data;
}
static GradientData GetGradientPaintData(GradientPaint gradientPaint)
{
var orderStops = gradientPaint.GradientStops;
var data = new GradientData(orderStops.Length);
int count = 0;
foreach (var orderStop in orderStops)
{
data.Colors[count] = orderStop.Color.ToNative().ToArgb();
data.Offsets[count] = orderStop.Offset;
count++;
}
return(data);
}
public void SetBlendTriangularShape (float focus, float scale) {
_x2 = (_x1 + _x2) / 2;
_y2 = (_y1 + _y2) / 2;
_cyclic = true;
_nativeObject = null;
}
