DrawParams Class

class DrawParams : SystemIDisposable

Namespace:Datalogics::PDFL

Inherits from:: SystemIDisposable

Detailed Description

Settings for rendering PDF pages as images.

This is used for rendering PDF pages to images, such as PNG or JPG files, to export to separate files or to send to a printer.

Referenced by

DrawParams Page

Uses types

CancelProc ColorProfile ColorSpace DrawFlags DrawParams Matrix OptionalContentContext Rect RenderIntent RenderProgressProc SmoothFlags

Constructor & Destructor Documentation

DrawParams()

Construct default DrawParams.

Initializes with DeviceRGB color space, relative colorimetric render intent, no smoothing, no draw flags, and no cancel or progress callbacks.

DrawParams(DrawParams rhs)

Parameters

rhs: DrawParams: The DrawParams to copy from.

Copy constructor.

Property Documentation

bool BypassCopyPerm[get, set]

Bypass copy permissions. Only used when drawing to a bitmap.

CancelProc CancelProc[get, set]

Get the cancel callback for rendering operations.

ColorSpace ColorSpace[get, set]

The color space in which the bitmap data is represented.

Must be one of DeviceGray, DeviceRGB, DeviceRGBA, DeviceCMYK, Lab, or LabA. Only used when drawing to a bitmap.

Rect DestRect[get, set]

The rectangle of the bitmap in device space coordinates.

Only used when drawing to a bitmap.

bool EnableBlackPointCompensation[get, set]

Enable/disable black point compensation.

bool EnableThinLineHeuristics[get, set]

Enable/disable thin line adjustments when drawing rectangles

DrawFlags Flags[get, set]

Drawing flags.

ColorProfile ICCProfile[get, set]

The ICC Profile of the colorspace to be used for rendering, from a known value.

NOTE: The ICCProfileCustomPath must not be set for this property to be used. The profile must be compatible with the ColorSpace property value, which can't be set to ICCBased either.

string ICCProfileCustomPath[get, set]

The ICC Profile of the colorspace to be used for rendering, from a custom file path.

NOTE: The ICCProfile is ignored when this property is a non-empty string. The profile must be compatible with the ColorSpace property value, which can't be set to ICCBased either.

Matrix Matrix[get, set]

The matrix to concatenate onto the default page matrix.

Useful for converting from page to window coordinates and for scaling.

OptionalContentContext OptionalContentContext[get, set]

Get the optional-content context used for visibility state information.

RenderProgressProc ProgressProc[get, set]

Get the progress callback for rendering operations.

RenderIntent RenderIntent[get, set]

Default rendering intent is RelColorimetric (relative colorimetric). Only used when drawing to a bitmap.

SmoothFlags SmoothFlags[get, set]

Smoothing flags. Only used when drawing to a bitmap.

Rect UpdateRect[get, set]

The rectangle specifying the area to draw.

A rectangle represented by the coordinates of its four sides. If unset (degenerate), the page's CropBox is used instead.

Member Function Documentation

void Dispose()

Returns:

void