/**
* <summary>Gets the object equivalent to the given value.</summary>
*/
public static PdfDirectObject Get(
object value
)
{
if (value == null)
{
return(null);
}
if (value is int)
{
return(PdfInteger.Get((int)value));
}
if (value is double || value is float)
{
return(PdfReal.Get(value));
}
if (value is string)
{
return(PdfTextString.Get((string)value));
}
if (value is DateTime)
{
return(PdfDate.Get((DateTime)value));
}
if (value is bool)
{
return(PdfBoolean.Get((bool)value));
}
throw new NotImplementedException();
}
/**
* <summary>Gets the color corresponding to the specified table index resolved according to
* the <see cref="BaseSpace">base space</see>.<summary>
*/
public Color GetBaseColor(IndexedColor color)
{
int colorIndex = color.Index;
if (!baseColors.TryGetValue(colorIndex, out var baseColor))
{
ColorSpace baseSpace = BaseSpace;
IList <PdfDirectObject> components = new List <PdfDirectObject>();
{
int componentCount = baseSpace.ComponentCount;
int componentValueIndex = colorIndex * componentCount;
byte[] baseComponentValues = BaseComponentValues;
for (int componentIndex = 0; componentIndex < componentCount; componentIndex++)
{
var byteValue = componentValueIndex < baseComponentValues.Length
? baseComponentValues[componentValueIndex]
: 0;
var value = ((int)byteValue & 0xff) / 255d;
components.Add(PdfReal.Get(value));
componentValueIndex++;
}
}
baseColor = baseColors[colorIndex] = baseSpace.GetColor(components, null);
}
return(baseColor);
}
public DeviceRGBColor(double r, double g, double b)
: this(new PdfArray(
PdfReal.Get(NormalizeComponent(r)),
PdfReal.Get(NormalizeComponent(g)),
PdfReal.Get(NormalizeComponent(b))))
{
}
/**
* <summary>Creates a new destination within the given document context.</summary>
* <param name="context">Document context.</param>
* <param name="pageObject">Page reference. It may be either an actual page reference (PdfReference)
* or a page index (PdfInteger).</param>
* <param name="mode">Destination mode.</param>
* <param name="viewParams">View parameters. Their actual composition depends on the <code>mode</code> value
* (see ModeEnum for more info).</param>
*/
protected Destination(
Document context,
PdfDirectObject pageObject,
ModeEnum mode,
float?[] viewParams
) : base(
context.File,
new PdfArray()
)
{
PdfArray destinationObject = BaseDataObject;
destinationObject.Add(pageObject);
switch (mode)
{
case ModeEnum.Fit:
destinationObject.Add(PdfName.Fit);
break;
case ModeEnum.FitBoundingBox:
destinationObject.Add(PdfName.FitB);
break;
case ModeEnum.FitBoundingBoxHorizontal:
destinationObject.Add(PdfName.FitBH);
destinationObject.Add(PdfReal.Get(viewParams[0]));
break;
case ModeEnum.FitBoundingBoxVertical:
destinationObject.Add(PdfName.FitBV);
destinationObject.Add(PdfReal.Get(viewParams[0]));
break;
case ModeEnum.FitHorizontal:
destinationObject.Add(PdfName.FitH);
destinationObject.Add(PdfReal.Get(viewParams[0]));
break;
case ModeEnum.FitRectangle:
destinationObject.Add(PdfName.FitR);
destinationObject.Add(PdfReal.Get(viewParams[0]));
destinationObject.Add(PdfReal.Get(viewParams[1]));
destinationObject.Add(PdfReal.Get(viewParams[2]));
destinationObject.Add(PdfReal.Get(viewParams[3]));
break;
case ModeEnum.FitVertical:
destinationObject.Add(PdfName.FitV);
destinationObject.Add(PdfReal.Get(viewParams[0]));
break;
case ModeEnum.XYZ:
destinationObject.Add(PdfName.XYZ);
destinationObject.Add(PdfReal.Get(viewParams[0]));
destinationObject.Add(PdfReal.Get(viewParams[1]));
destinationObject.Add(PdfReal.Get(viewParams[2]));
break;
}
}
protected void SetComponentValue(
int index,
double value
)
{
Components[index] = PdfReal.Get(NormalizeComponent(value));
}
/**
* <summary>Gets the color corresponding to the specified table index resolved according to
* the <see cref="BaseSpace">base space</see>.<summary>
*/
public Color GetBaseColor(
IndexedColor color
)
{
int colorIndex = color.Index;
Color baseColor = baseColors[colorIndex];
if (baseColor == null)
{
ColorSpace baseSpace = BaseSpace;
IList <PdfDirectObject> components = new List <PdfDirectObject>();
{
int componentCount = baseSpace.ComponentCount;
int componentValueIndex = colorIndex * componentCount;
byte[] baseComponentValues = BaseComponentValues;
for (
int componentIndex = 0;
componentIndex < componentCount;
componentIndex++
)
{
components.Add(
PdfReal.Get(((int)baseComponentValues[componentValueIndex++] & 0xff) / 255d)
);
}
}
baseColor = baseSpace.GetColor(components, null);
}
return(baseColor);
}
/**
* <summary>Gets the result of the calculation applied by this function
* to the specified input values.</summary>
* <param name="inputs">Input values.</param>
*/
public IList <PdfDirectObject> Calculate(
IList <PdfDirectObject> inputs
)
{
IList <PdfDirectObject> outputs = new List <PdfDirectObject>();
{
double[] inputValues = new double[inputs.Count];
for (
int index = 0,
length = inputValues.Length;
index < length;
index++
)
{
inputValues[index] = ((IPdfNumber)inputs[index]).RawValue;
}
double[] outputValues = Calculate(inputValues);
for (
int index = 0,
length = outputValues.Length;
index < length;
index++
)
{
outputs.Add(PdfReal.Get(outputValues[index]));
}
}
return(outputs);
}
public Line(Page page, SKPoint startPoint, SKPoint endPoint, string text, DeviceRGBColor color)
: base(page, PdfName.Line, SKRect.Create(startPoint.X, startPoint.Y, endPoint.X - startPoint.X, endPoint.Y - startPoint.Y), text)
{
BaseDataObject[PdfName.L] = new PdfArray(new PdfDirectObject[] { PdfReal.Get(0), PdfReal.Get(0), PdfReal.Get(0), PdfReal.Get(0) });
StartPoint = startPoint;
EndPoint = endPoint;
Color = color;
}
public DeviceCMYKColor(double c, double m, double y, double k) : this(
new PdfArray(
PdfReal.Get(NormalizeComponent(c)),
PdfReal.Get(NormalizeComponent(m)),
PdfReal.Get(NormalizeComponent(y)),
PdfReal.Get(NormalizeComponent(k))))
{
}
public DeviceRGBColor(double r, double g, double b)
: this(new PdfDirectObject[]
{
PdfReal.Get(NormalizeComponent(r)),
PdfReal.Get(NormalizeComponent(g)),
PdfReal.Get(NormalizeComponent(b))
})
{
}
/*
* TODO:colors MUST be instantiated only indirectly by the ColorSpace.getColor method!
* This method MUST be made internal and its color space MUST be passed as argument!
*/
public LabColor(double l, double a, double b) : this(
new PdfArray(
PdfReal.Get(NormalizeComponent(l)),//TODO:normalize using the actual color space ranges!!!
PdfReal.Get(NormalizeComponent(a)),
PdfReal.Get(NormalizeComponent(b))
)
)
{
}
public CalGrayColor(
double g
) : this(
new List <PdfDirectObject>(
new PdfDirectObject[] { PdfReal.Get(NormalizeComponent(g)) }
)
)
{
}
public SetCharSpace(double value)
: base(
OperatorKeyword,
new List <PdfDirectObject>(
new PdfDirectObject[] { PdfReal.Get(value) }
)
)
{
}
/**
* <param name="pointX">Current point X.</param>
* <param name="pointY">Current point Y.</param>
*/
public BeginSubpath(double pointX, double pointY)
: base(OperatorKeyword, new List <PdfDirectObject>(new PdfDirectObject[]
{
PdfReal.Get(pointX),
PdfReal.Get(pointY)
}
)
)
{
}
private void EnsureSpaceOperation(
)
{
if (@operator.Equals(SimpleOperatorKeyword))
{
@operator = SpaceOperatorKeyword;
operands.Insert(0, PdfReal.Get(0));
operands.Insert(1, PdfReal.Get(0));
}
}
private static IList <PdfDirectObject> GetComponentValues(params double[] components)
{// TODO:normalize parameters!
IList <PdfDirectObject> componentValues = new List <PdfDirectObject>();
foreach (double component in components)
{
componentValues.Add(PdfReal.Get((component)));
}
return(componentValues);
}
public TranslateTextRelative(
double offsetX,
double offsetY,
bool leadSet
) : base(
leadSet ? LeadOperatorKeyword : SimpleOperatorKeyword,
PdfReal.Get(offsetX),
PdfReal.Get(offsetY)
)
{
}
public SetTextMatrix(double a, double b, double c, double d, double e, double f)
: base(OperatorKeyword,
PdfReal.Get(a),
PdfReal.Get(b),
PdfReal.Get(c),
PdfReal.Get(d),
PdfReal.Get(e),
PdfReal.Get(f)
)
{
}
/**
* <param name="text">Text encoded using current font's encoding.</param>
* <param name="wordSpace">Word spacing.</param>
* <param name="charSpace">Character spacing.</param>
*/
public ShowTextToNextLine(
byte[] text,
double wordSpace,
double charSpace
) : base(
SpaceOperatorKeyword,
PdfReal.Get(wordSpace),
PdfReal.Get(charSpace),
new PdfByteString(text)
)
{
}
public SeparationColor(
double intensity
) : this(
new List <PdfDirectObject>(
new PdfDirectObject[]
{
PdfReal.Get(intensity) //TODO:normalize value (see devicecolor)!
}
)
)
{
}
public DeviceCMYKColor(double c, double m, double y, double k) : this(
new List <PdfDirectObject>(
new PdfDirectObject[]
{
PdfReal.Get(NormalizeComponent(c)),
PdfReal.Get(NormalizeComponent(m)),
PdfReal.Get(NormalizeComponent(y)),
PdfReal.Get(NormalizeComponent(k))
}
)
)
{
}
/**
* <summary>Creates a fully-explicit curve.</summary>
*/
public DrawCurve(double pointX, double pointY, double control1X, double control1Y, double control2X, double control2Y)
: base(FullOperatorKeyword, new List <PdfDirectObject>(new PdfDirectObject[]
{
PdfReal.Get(control1X),
PdfReal.Get(control1Y),
PdfReal.Get(control2X),
PdfReal.Get(control2Y),
PdfReal.Get(pointX),
PdfReal.Get(pointY)
}
)
)
{
}
/**
* <summary>Creates a partially-explicit curve.</summary>
* <param name="point">Final endpoint.</param>
* <param name="control">Explicit control point.</param>
* <param name="operator">Operator (either <code>InitialOperator</code> or <code>FinalOperator</code>).
* It defines how to interpret the <code>control</code> parameter.</param>
*/
public DrawCurve(SKPoint point, SKPoint control, string @operator)
: base(@operator.Equals(InitialOperatorKeyword, StringComparison.Ordinal)
? InitialOperatorKeyword
: FinalOperatorKeyword, new List <PdfDirectObject>(new PdfDirectObject[]
{
PdfReal.Get(control.X),
PdfReal.Get(control.Y),
PdfReal.Get(point.X),
PdfReal.Get(point.Y)
}
)
)
{
}
public CalRGBColor(
double r,
double g,
double b
) : this(
new List <PdfDirectObject>(
new PdfDirectObject[]
{
PdfReal.Get(NormalizeComponent(r)),
PdfReal.Get(NormalizeComponent(g)),
PdfReal.Get(NormalizeComponent(b))
}
)
)
{
}
/*
* TODO:colors MUST be instantiated only indirectly by the ColorSpace.getColor method!
* This method MUST be made internal and its color space MUST be passed as argument!
*/
public LabColor(
double l,
double a,
double b
) : this(
new List <PdfDirectObject>(
new PdfDirectObject[]
{
PdfReal.Get(NormalizeComponent(l)),//TODO:normalize using the actual color space ranges!!!
PdfReal.Get(NormalizeComponent(a)),
PdfReal.Get(NormalizeComponent(b))
}
)
)
{
}
public ModifyCTM(double a, double b, double c, double d, double e, double f)
: base(OperatorKeyword,
new List <PdfDirectObject>(
new PdfDirectObject[]
{
PdfReal.Get(a),
PdfReal.Get(b),
PdfReal.Get(c),
PdfReal.Get(d),
PdfReal.Get(e),
PdfReal.Get(f)
}
)
)
{
}
/**
* <summary>Creates a partially-explicit curve.</summary>
* <param name="point">Final endpoint.</param>
* <param name="control">Explicit control point.</param>
* <param name="operator">Operator (either <code>InitialOperator</code> or <code>FinalOperator</code>).
* It defines how to interpret the <code>control</code> parameter.</param>
*/
public DrawCurve(
PointF point,
PointF control,
string @operator
) : base(
@operator.Equals(InitialOperatorKeyword) ? InitialOperatorKeyword : FinalOperatorKeyword,
new List <PdfDirectObject>(
new PdfDirectObject[]
{
PdfReal.Get(control.X),
PdfReal.Get(control.Y),
PdfReal.Get(point.X),
PdfReal.Get(point.Y)
}
)
)
{
}
public DrawRectangle(
double x,
double y,
double width,
double height
) : base(
OperatorKeyword,
new List <PdfDirectObject>(
new PdfDirectObject[]
{
PdfReal.Get(x),
PdfReal.Get(y),
PdfReal.Get(width),
PdfReal.Get(height)
}
)
)
{
}
public CalloutLine(Page page, SKPoint start, SKPoint?knee, SKPoint end)
: base(new PdfArray())
{
SKMatrix matrix = page.InRotateMatrix;
PdfArray baseDataObject = BaseDataObject;
{
start = matrix.MapPoint(start);
baseDataObject.Add(PdfReal.Get(start.X));
baseDataObject.Add(PdfReal.Get(start.Y));
if (knee.HasValue)
{
knee = matrix.MapPoint(knee.Value);
baseDataObject.Add(PdfReal.Get(knee.Value.X));
baseDataObject.Add(PdfReal.Get(knee.Value.Y));
}
end = matrix.MapPoint(end);
baseDataObject.Add(PdfReal.Get(end.X));
baseDataObject.Add(PdfReal.Get(end.Y));
}
}
public Line(
Page page,
PointF startPoint,
PointF endPoint,
string text
) : base(
page,
PdfName.Line,
new RectangleF(
startPoint.X,
startPoint.Y,
endPoint.X - startPoint.X,
endPoint.Y - startPoint.Y
),
text
)
{
BaseDataObject[PdfName.L] = new PdfArray(new PdfDirectObject[] { PdfReal.Get(0), PdfReal.Get(0), PdfReal.Get(0), PdfReal.Get(0) });
StartPoint = startPoint;
EndPoint = endPoint;
}