org.jpedal.render

Class SwingDisplay

java.lang.Object

org.jpedal.render.BaseDisplay

org.jpedal.render.G2Display

org.jpedal.render.SwingDisplay

All Implemented Interfaces:

DynamicVectorRenderer

Direct Known Subclasses:

T3Display

public class SwingDisplay
extends G2Display

Field Summary

Fields

Modifier and Type	Field and Description
protected GlyphFactory	factory
static boolean	testSampling

Fields inherited from class org.jpedal.render.BaseDisplay

addBackground, areas, backgroundColor, changeLineArtAndText, colorThresholdToReplace, currentItem, currentTokenNumber, defaultSize, endItem, enhanceFractionalLines, imageIDtoName, invertHighlight, itemToRender, objectStoreRef, objectType, pageObjects, rawPageNumber, textColor, type, userHints

Fields inherited from interface org.jpedal.render.DynamicVectorRenderer

AF, ALT_BACKGROUND_COLOR, ALT_FOREGROUND_COLOR, BLENDMODE, CLIP, COLOR, COLOR_REPLACEMENT_THRESHOLD, CREATE_EPOS, CREATE_HTML, CREATE_PATTERN, CREATE_SVG, CREATE_T3, CUSTOM, CUSTOM_COLOR_HANDLER, CUSTOM_IMAGE_HANDLER, debugPaint, DISPLAY_IMAGE, DISPLAY_SCREEN, ENHANCE_FRACTIONAL_LINES, FILLCOLOR, FILLEDSHAPE, FILLOPACITY, FLUSH, FLUSH_ADDITIONAL_OBJECTS_ON_PAGE, FontMode, FONTSIZE, FOREGROUND_INCLUDE_LINEART, IMAGE, IsRealText, IsSVGMode, IsTextSelectable, LINEWIDTH, MARKER, PAGE_DECODING_FINISHED, PAINT_BACKGROUND, RESET_COLORSPACE, REUSED_IMAGE, SAVE_EMBEDDED_FONT, SHAPE, STRING, STROKE, STROKECOLOR, STROKEDSHAPE, STROKEOPACITY, TEXT, TEXT_STRUCTURE_CLOSE, TEXT_STRUCTURE_OPEN, TEXTCOLOR, TOKEN_NUMBER, TR, TRUETYPE, TYPE1C, TYPE3

Constructor Summary

Constructors

Constructor and Description
SwingDisplay()
SwingDisplay(byte[] stream, Map<Object,Object> fonts) rebuild serialised version
SwingDisplay(int pageNumber, boolean addBackground, int defaultSize, ObjectStore newObjectRef)
SwingDisplay(int pageNumber, ObjectStore newObjectRef, boolean isPrinting)

Method Summary

Modifier and Type	Method and Description
void	checkFontSaved(Object glyph, String name, PdfFont currentFontData) for font if we are generatign glyph on first render
void	drawAdditionalObjectsOverPage(int[] type, Color[] colors, Object[] obj) Method to add Shape, Text or image to main display on page over PDF - will be flushed on redraw
void	drawClip(GraphicsState currentGraphicsState, Shape defaultClip, boolean canBeCached)
void	drawCustom(Object value)
void	drawEmbeddedText(float[][] Trm, int fontSize, PdfGlyph embeddedGlyph, Object javaGlyph, int type, GraphicsState gs, double[] at, String glyf, PdfFont currentFontData, float glyfWidth) store glyph info
int	drawImage(int pageNumber, BufferedImage image, GraphicsState currentGraphicsState, boolean alreadyCached, String name, int previousUse) save image in array to draw
void	drawShape(PdfShape pdfShape, GraphicsState currentGraphicsState, int cmd) Used by Swing to Draw shape
void	drawStroke(Stroke current)
void	drawText(float[][] Trm, String text, GraphicsState currentGraphicsState, float x, float y, Font javaFont) Saves text object with attributes for rendering
void	drawTR(int value)
void	drawUserContent(int[] type1, Object[] obj, Color[] colors)
void	flushAdditionalObjOnPage() Do not make private
int[]	getAreaAsArray(int i) Returns a Rectangles X,Y,W,H as an Array of integers Where 0 = x, 1 = y, 2 = w, 3 = h.
int	getObjectUnderneath(int x, int y) return number of image in display queue or -1 if none.
Rectangle	getOccupiedArea() return which part of page drawn onto
int	isInsideImage(int x, int y) return number of image in display queue or -1 if none
void	paint(Rectangle[] highlights, AffineTransform viewScaling, Rectangle userAnnot) Renders all the objects onto the g2 surface for screen display
void	saveImage(int id, String des, String type)
byte[]	serializeToByteArray(Set<String> fontsAlreadyOnClient) turn object into byte[] so we can move across this way should be much faster than the stadard Java serialise.
void	setGraphicsState(int fillType, float value, int BM) save opacity settings
void	setMessageFrame(Container frame) allow user to set component for waring message in renderer to appear - if unset no message will appear
void	setneedsHorizontalInvert(boolean b)
void	setneedsVerticalInvert(boolean b)
void	setPrintPage(int currentPrintPage)
void	stopClearOnNextRepaint(boolean flag) stop screen being cleared on repaint - used by Canoo code
void	stopG2HintSetting(boolean isSet)
void	writeCustom(int section, Object str) Add output to correct area so we can assemble later.

Methods inherited from class org.jpedal.render.BaseDisplay

checkColorThreshold, drawShape, eliminateHiddenText, getBooleanValue, getValue, init, isHTMLorSVG, paintBackground, renderComposite, saveAdvanceWidth, setG2, setScalingValues, setValue

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

testSampling

public static final boolean testSampling

See Also:

Constant Field Values

factory

protected GlyphFactory factory

Constructor Detail

SwingDisplay

public SwingDisplay()

SwingDisplay

public SwingDisplay(int pageNumber,
                    boolean addBackground,
                    int defaultSize,
                    ObjectStore newObjectRef)

SwingDisplay

public SwingDisplay(int pageNumber,
                    ObjectStore newObjectRef,
                    boolean isPrinting)

SwingDisplay

public SwingDisplay(byte[] stream,
                    Map<Object,Object> fonts)

rebuild serialised version

NOT PART OF API and subject to change (DO NOT USE)

Parameters:

fonts -

Method Detail

stopG2HintSetting

public void stopG2HintSetting(boolean isSet)

paint

public void paint(Rectangle[] highlights,
                  AffineTransform viewScaling,
                  Rectangle userAnnot)

Description copied from interface: DynamicVectorRenderer

Renders all the objects onto the g2 surface for screen display

Specified by:

paint in interface DynamicVectorRenderer

Overrides:

paint in class BaseDisplay

setMessageFrame

public void setMessageFrame(Container frame)

allow user to set component for waring message in renderer to appear - if unset no message will appear

Parameters:

frame -

drawText

public void drawText(float[][] Trm,
                     String text,
                     GraphicsState currentGraphicsState,
                     float x,
                     float y,
                     Font javaFont)

Description copied from interface: DynamicVectorRenderer

Saves text object with attributes for rendering

Specified by:

drawText in interface DynamicVectorRenderer

Overrides:

drawText in class BaseDisplay

drawImage

public int drawImage(int pageNumber,
                     BufferedImage image,
                     GraphicsState currentGraphicsState,
                     boolean alreadyCached,
                     String name,
                     int previousUse)

Description copied from interface: DynamicVectorRenderer

save image in array to draw

Specified by:

drawImage in interface DynamicVectorRenderer

Overrides:

drawImage in class BaseDisplay

Returns:

getOccupiedArea

public Rectangle getOccupiedArea()

return which part of page drawn onto

Returns:

drawShape

public void drawShape(PdfShape pdfShape,
                      GraphicsState currentGraphicsState,
                      int cmd)

Description copied from interface: DynamicVectorRenderer

Used by Swing to Draw shape

Specified by:

drawShape in interface DynamicVectorRenderer

Overrides:

drawShape in class BaseDisplay

writeCustom

public void writeCustom(int section,
                        Object str)

Add output to correct area so we can assemble later. Can also be used for any specific code features (ie setting a value)

Specified by:

writeCustom in interface DynamicVectorRenderer

Overrides:

writeCustom in class BaseDisplay

Parameters:

section - key value defined in this interface or inheriting class

str - value for key settings

setGraphicsState

public void setGraphicsState(int fillType,
                             float value,
                             int BM)

Description copied from interface: DynamicVectorRenderer

save opacity settings

Specified by:

setGraphicsState in interface DynamicVectorRenderer

Overrides:

setGraphicsState in class BaseDisplay

drawAdditionalObjectsOverPage

public void drawAdditionalObjectsOverPage(int[] type,
                                          Color[] colors,
                                          Object[] obj)
                                   throws PdfException

Description copied from interface: DynamicVectorRenderer

Method to add Shape, Text or image to main display on page over PDF - will be flushed on redraw

Specified by:

drawAdditionalObjectsOverPage in interface DynamicVectorRenderer

Overrides:

drawAdditionalObjectsOverPage in class BaseDisplay

Throws:

PdfException

flushAdditionalObjOnPage

public void flushAdditionalObjOnPage()

Do not make private

drawCustom

public void drawCustom(Object value)

drawTR

public void drawTR(int value)

Specified by:

drawTR in interface DynamicVectorRenderer

Overrides:

drawTR in class BaseDisplay

drawStroke

public void drawStroke(Stroke current)

drawClip

public void drawClip(GraphicsState currentGraphicsState,
                     Shape defaultClip,
                     boolean canBeCached)

Specified by:

drawClip in interface DynamicVectorRenderer

Overrides:

drawClip in class BaseDisplay

drawEmbeddedText

public void drawEmbeddedText(float[][] Trm,
                             int fontSize,
                             PdfGlyph embeddedGlyph,
                             Object javaGlyph,
                             int type,
                             GraphicsState gs,
                             double[] at,
                             String glyf,
                             PdfFont currentFontData,
                             float glyfWidth)

store glyph info

Specified by:

drawEmbeddedText in interface DynamicVectorRenderer

Overrides:

drawEmbeddedText in class BaseDisplay

stopClearOnNextRepaint

public void stopClearOnNextRepaint(boolean flag)

stop screen being cleared on repaint - used by Canoo code

NOT PART OF API and subject to change (DO NOT USE)

serializeToByteArray

public byte[] serializeToByteArray(Set<String> fontsAlreadyOnClient)
                            throws IOException

turn object into byte[] so we can move across this way should be much faster than the stadard Java serialise.

NOT PART OF API and subject to change (DO NOT USE)

Specified by:

serializeToByteArray in interface DynamicVectorRenderer

Overrides:

serializeToByteArray in class BaseDisplay

Returns:

Throws:

IOException

checkFontSaved

public void checkFontSaved(Object glyph,
                           String name,
                           PdfFont currentFontData)

for font if we are generatign glyph on first render

setPrintPage

public void setPrintPage(int currentPrintPage)

saveImage

public void saveImage(int id,
                      String des,
                      String type)

setneedsVerticalInvert

public void setneedsVerticalInvert(boolean b)

setneedsHorizontalInvert

public void setneedsHorizontalInvert(boolean b)

getObjectUnderneath

public int getObjectUnderneath(int x,
                               int y)

return number of image in display queue or -1 if none.

Returns:

getAreaAsArray

public int[] getAreaAsArray(int i)

Returns a Rectangles X,Y,W,H as an Array of integers Where 0 = x, 1 = y, 2 = w, 3 = h.

isInsideImage

public int isInsideImage(int x,
                         int y)

return number of image in display queue or -1 if none

Returns:

drawUserContent

public void drawUserContent(int[] type1,
                            Object[] obj,
                            Color[] colors)
                     throws PdfException

Throws:

PdfException