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java.lang.Object com.cete.dynamicpdf.Resource com.cete.dynamicpdf.imaging.ImageData com.cete.dynamicpdf.imaging.PngImageData
public class PngImageData
Class represents the data of a PNG image.
Licensing:
This class is a DynamicPDF Generator Professional Edition
feature. One of the following licenses is required for non-evaluation usage:
Constructor Summary | |
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PngImageData(java.lang.String filePath)
Initializes a new instance of the PngImageData class. |
Method Summary | |
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void |
draw(DocumentWriter writer)
Draws the PNG image data to the given DocumentWriter object. |
int |
getHeight()
Gets the pixel height of the PNG image. |
int |
getRequiredPdfObjects()
Gets the number of PDF objects required by the PNG image data. |
float |
getScaleX()
Gets the X scale of the image. |
float |
getScaleY()
Gets the Y scale of the image. |
int |
getWidth()
Gets the pixel width of the PNG image. |
static boolean |
isValid(byte[] header)
Returns a value indicating if the provides file header is valid for a PNG image. |
static boolean |
isValid(java.lang.String fileExtension)
Returns a value indicating if the provides file extension is valid for a PNG image. |
Methods inherited from class com.cete.dynamicpdf.imaging.ImageData |
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draw, getHorizontalDpi, getImage, getImage, getInterpolate, getPage, getPage, getPointHeight, getPointWidth, getResourceType, getVerticalDpi, setInterpolate |
Methods inherited from class com.cete.dynamicpdf.Resource |
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getUid, newUid |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public PngImageData(java.lang.String filePath) throws java.io.FileNotFoundException
PngImageData
class.
java.io.FileNotFoundException
- If physical file path of the image is not found.filePath
- Physical file path of the image.PngImageData
Method Detail |
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public static boolean isValid(java.lang.String fileExtension)
fileExtension
- String value containing file extension.
public static boolean isValid(byte[] header)
header
- Contains the image header bytes.
public int getRequiredPdfObjects()
getRequiredPdfObjects
in class Resource
public int getWidth()
getWidth
in class ImageData
public int getHeight()
getHeight
in class ImageData
public float getScaleX()
getScaleX
in class ImageData
public float getScaleY()
getScaleY
in class ImageData
public void draw(DocumentWriter writer)
DocumentWriter
object.
draw
in class Resource
writer
- DocumentWriter
object to receive the
PNG image data's output.DocumentWriter
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