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SUMMARY: JavaDoc of gnu.java.awt.peer.gtk.GdkGraphics JAVADOC | Sourc code of gnu.java.awt.peer.gtk.GdkGraphics SOURCE | Download gnu.java.awt.peer.gtk.GdkGraphics DOWNLOAD | NESTED | FIELD | CONSTR | METHOD DETAIL: FIELD | CONSTR | METHOD

gnu.java.awt.peer.gtk
Class GdkGraphics  view GdkGraphics download GdkGraphics.java

java.lang.Object
  extended byjava.awt.Graphics
      extended bygnu.java.awt.peer.gtk.GdkGraphics
public class GdkGraphics
extends java.awt.Graphics

Field Summary
(package private)  GdkGraphics cached
          A cached instance that is used by create() 55 in order to avoid massive allocation of graphics contexts.
(package private)  java.awt.Rectangle clip
           
(package private)  java.awt.Color color
           
(package private)  GtkComponentPeer component
           
(package private)  java.awt.Font font
           
(package private) static int GDK_COPY
           
(package private) static int GDK_XOR
           
(package private)  GtkImage image
           
private  int native_state
           
(package private)  GdkGraphics parent
          A link to the parent context.
(package private)  int xOffset
           
(package private)  java.awt.Color xorColor
           
(package private)  int yOffset
           
 
Constructor Summary
(package private) GdkGraphics(GdkGraphics g)
           
(package private) GdkGraphics(GtkComponentPeer component)
           
(package private) GdkGraphics(GtkImage image)
           
(package private) GdkGraphics(int width, int height)
           
 
Method Summary
 void clearRect(int x, int y, int width, int height)
          Clears the specified rectangle.
 void clipRect(int x, int y, int width, int height)
          Sets the clipping region to the intersection of the current clipping region and the rectangle determined by the specified parameters.
(package private)  void connectSignals(GtkComponentPeer component)
           
 void copyArea(int x, int y, int width, int height, int dx, int dy)
          Copies the specified rectangle to the specified offset location.
private  void copyState(GdkGraphics g)
          Copies over the state of another GdkGraphics to this instance.
 java.awt.Graphics create()
          Creates a copy of this GdkGraphics instance.
 void dispose()
          Disposes this graphics object.
 void drawArc(int x, int y, int width, int height, int startAngle, int arcAngle)
          Draws an arc using the specified bounding rectangle and the specified angle parameter.
 boolean drawImage(java.awt.Image img, int x, int y, java.awt.Color bgcolor, java.awt.image.ImageObserver observer)
          Draws all of the image that is available and returns.
 boolean drawImage(java.awt.Image img, int x, int y, java.awt.image.ImageObserver observer)
          Draws all of the image that is available and returns.
 boolean drawImage(java.awt.Image img, int x, int y, int width, int height, java.awt.Color bgcolor, java.awt.image.ImageObserver observer)
          Draws all of the image that is available and returns.
 boolean drawImage(java.awt.Image img, int x, int y, int width, int height, java.awt.image.ImageObserver observer)
          Draws all of the image that is available and returns.
 boolean drawImage(java.awt.Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, java.awt.Color bgcolor, java.awt.image.ImageObserver observer)
          FIXME: Write Javadocs for this when you understand it.
 boolean drawImage(java.awt.Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, java.awt.image.ImageObserver observer)
          FIXME: Write Javadocs for this when you understand it.
 void drawLine(int x1, int y1, int x2, int y2)
          Draws a line between the two specified points.
 void drawOval(int x, int y, int width, int height)
          Draws an oval that just fits within the specified rectangle.
 void drawPolygon(int[] xPoints, int[] yPoints, int nPoints)
          Draws a series of interconnected lines determined by the arrays of corresponding x and y coordinates.
 void drawPolyline(int[] xPoints, int[] yPoints, int nPoints)
          Draws a series of interconnected lines determined by the arrays of corresponding x and y coordinates.
 void drawRect(int x, int y, int width, int height)
          Draws the outline of the specified rectangle.
 void drawRoundRect(int x, int y, int width, int height, int arcWidth, int arcHeight)
          Draws the outline of the specified rectangle with rounded cornders.
 void drawString(java.text.AttributedCharacterIterator ci, int x, int y)
           
(package private)  void drawString(GdkFontPeer f, java.lang.String str, int x, int y)
           
 void drawString(java.lang.String str, int x, int y)
          Draws the specified string starting at the specified point.
 void fillArc(int x, int y, int width, int height, int startAngle, int arcAngle)
          Fills the arc define by the specified bounding rectangle and the specified angle parameter.
 void fillOval(int x, int y, int width, int height)
          Fills an oval that just fits within the specified rectangle.
 void fillPolygon(int[] xPoints, int[] yPoints, int nPoints)
          Fills the polygon determined by the arrays of corresponding x and y coordinates.
 void fillRect(int x, int y, int width, int height)
          Fills the area bounded by the specified rectangle.
 void fillRoundRect(int x, int y, int width, int height, int arcWidth, int arcHeight)
          Fills the specified rectangle with rounded cornders.
 void finalize()
          This is called when this object gets finalized by the garbage collector.
 java.awt.Shape getClip()
          Returns the current clipping region as a Shape object.
 java.awt.Rectangle getClipBounds()
          Returns the bounding rectangle of the clipping region for this graphics context.
 java.awt.Color getColor()
          Returns the current color for this object.
 java.awt.Font getFont()
          Returns the current font for this graphics context.
 java.awt.FontMetrics getFontMetrics(java.awt.Font font)
          Returns the font metrics for the specified font.
(package private)  GdkFontPeer getFontPeer()
           
(package private)  void initComponentGraphics()
           
(package private)  void initComponentGraphicsUnlocked()
           
(package private)  void initFromImage(GtkImage image)
           
(package private)  void initState(GtkComponentPeer component)
           
(package private)  void initState(int width, int height)
           
(package private)  void initStateUnlocked(GtkComponentPeer component)
           
(package private) static void initStaticState()
           
(package private)  void nativeCopyState(GdkGraphics g)
           
 void nativeDispose()
           
 void setClip(int x, int y, int width, int height)
          Sets the clipping region to the rectangle determined by the specified parameters.
 void setClip(java.awt.Rectangle clip)
           
 void setClip(java.awt.Shape clip)
          Sets the clipping region to the specified Shape.
(package private)  void setClipRectangle(int x, int y, int width, int height)
           
 void setColor(java.awt.Color c)
          Sets the current color for this object.
private  void setFGColor(int red, int green, int blue)
           
 void setFont(java.awt.Font font)
          Sets the font for this graphics context to the specified value.
(package private)  void setFunction(int gdk_func)
           
 void setPaintMode()
          Sets this context into "paint" mode, where the target pixels are completely overwritten when drawn on.
 void setXORMode(java.awt.Color c)
          Sets this context info "XOR" mode, where the targe pixles are XOR-ed when drawn on.
 void translate(int x, int y)
          Translates this context so that its new origin point is the point (x, y).
 void translateNative(int x, int y)
           
 
Methods inherited from class java.awt.Graphics
create, draw3DRect, drawBytes, drawChars, drawPolygon, fill3DRect, fillPolygon, getClipBounds, getClipRect, getFontMetrics, hitClip, toString
 
Methods inherited from class java.lang.Object
clone, equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

native_state

private final int native_state

color

java.awt.Color color

xorColor

java.awt.Color xorColor

component

GtkComponentPeer component

font

java.awt.Font font

clip

java.awt.Rectangle clip

image

GtkImage image

xOffset

int xOffset

yOffset

int yOffset

GDK_COPY

static final int GDK_COPY
See Also:
Constant Field Values

GDK_XOR

static final int GDK_XOR
See Also:
Constant Field Values

cached

GdkGraphics cached
A cached instance that is used by create() 55 in order to avoid massive allocation of graphics contexts.

parent

GdkGraphics parent
A link to the parent context. This is used in dispose() 55 to put this graphics context into the cache.

Constructor Detail

GdkGraphics

GdkGraphics(GdkGraphics g)

GdkGraphics

GdkGraphics(int width,
            int height)

GdkGraphics

GdkGraphics(GtkImage image)

GdkGraphics

GdkGraphics(GtkComponentPeer component)
Method Detail

initStaticState

static void initStaticState()

initState

void initState(GtkComponentPeer component)

initStateUnlocked

void initStateUnlocked(GtkComponentPeer component)

initState

void initState(int width,
               int height)

initFromImage

void initFromImage(GtkImage image)

nativeCopyState

void nativeCopyState(GdkGraphics g)

initComponentGraphics

void initComponentGraphics()

initComponentGraphicsUnlocked

void initComponentGraphicsUnlocked()

connectSignals

void connectSignals(GtkComponentPeer component)

clearRect

public void clearRect(int x,
                      int y,
                      int width,
                      int height)
Description copied from class: java.awt.Graphics
Clears the specified rectangle.

clipRect

public void clipRect(int x,
                     int y,
                     int width,
                     int height)
Description copied from class: java.awt.Graphics
Sets the clipping region to the intersection of the current clipping region and the rectangle determined by the specified parameters.

copyArea

public void copyArea(int x,
                     int y,
                     int width,
                     int height,
                     int dx,
                     int dy)
Description copied from class: java.awt.Graphics
Copies the specified rectangle to the specified offset location.

create

public java.awt.Graphics create()
Creates a copy of this GdkGraphics instance. This implementation can reuse a cached instance to avoid massive instantiation of Graphics objects during painting.

nativeDispose

public void nativeDispose()

dispose

public void dispose()
Disposes this graphics object. This puts this graphics context into the cache of its parent graphics if there is one.

finalize

public void finalize()
This is called when this object gets finalized by the garbage collector. In addition to Graphics.finalize()>Graphics.finalize() 55 this calls nativeDispose() to make sure the native resources are freed before the graphics context is thrown away.

drawImage

public boolean drawImage(java.awt.Image img,
                         int x,
                         int y,
                         java.awt.Color bgcolor,
                         java.awt.image.ImageObserver observer)
Description copied from class: java.awt.Graphics
Draws all of the image that is available and returns. If the image is not completely loaded, false is returned and the specified iamge observer is notified as more data becomes available.

drawImage

public boolean drawImage(java.awt.Image img,
                         int x,
                         int y,
                         java.awt.image.ImageObserver observer)
Description copied from class: java.awt.Graphics
Draws all of the image that is available and returns. If the image is not completely loaded, false is returned and the specified iamge observer is notified as more data becomes available.

drawImage

public boolean drawImage(java.awt.Image img,
                         int x,
                         int y,
                         int width,
                         int height,
                         java.awt.Color bgcolor,
                         java.awt.image.ImageObserver observer)
Description copied from class: java.awt.Graphics
Draws all of the image that is available and returns. The image is scaled to fit in the specified rectangle. If the image is not completely loaded, false is returned and the specified iamge observer is notified as more data becomes available.

drawImage

public boolean drawImage(java.awt.Image img,
                         int x,
                         int y,
                         int width,
                         int height,
                         java.awt.image.ImageObserver observer)
Description copied from class: java.awt.Graphics
Draws all of the image that is available and returns. The image is scaled to fit in the specified rectangle. If the image is not completely loaded, false is returned and the specified iamge observer is notified as more data becomes available.

drawImage

public boolean drawImage(java.awt.Image img,
                         int dx1,
                         int dy1,
                         int dx2,
                         int dy2,
                         int sx1,
                         int sy1,
                         int sx2,
                         int sy2,
                         java.awt.Color bgcolor,
                         java.awt.image.ImageObserver observer)
Description copied from class: java.awt.Graphics
FIXME: Write Javadocs for this when you understand it.

drawImage

public boolean drawImage(java.awt.Image img,
                         int dx1,
                         int dy1,
                         int dx2,
                         int dy2,
                         int sx1,
                         int sy1,
                         int sx2,
                         int sy2,
                         java.awt.image.ImageObserver observer)
Description copied from class: java.awt.Graphics
FIXME: Write Javadocs for this when you understand it.

drawLine

public void drawLine(int x1,
                     int y1,
                     int x2,
                     int y2)
Description copied from class: java.awt.Graphics
Draws a line between the two specified points.

drawArc

public void drawArc(int x,
                    int y,
                    int width,
                    int height,
                    int startAngle,
                    int arcAngle)
Description copied from class: java.awt.Graphics
Draws an arc using the specified bounding rectangle and the specified angle parameter. The arc is centered at the center of the rectangle. The arc starts at the arcAngle position and extend for arcAngle degrees. The degree origin is at the 3 o'clock position.

fillArc

public void fillArc(int x,
                    int y,
                    int width,
                    int height,
                    int startAngle,
                    int arcAngle)
Description copied from class: java.awt.Graphics
Fills the arc define by the specified bounding rectangle and the specified angle parameter. The arc is centered at the center of the rectangle. The arc starts at the arcAngle position and extend for arcAngle degrees. The degree origin is at the 3 o'clock position.

drawOval

public void drawOval(int x,
                     int y,
                     int width,
                     int height)
Description copied from class: java.awt.Graphics
Draws an oval that just fits within the specified rectangle.

fillOval

public void fillOval(int x,
                     int y,
                     int width,
                     int height)
Description copied from class: java.awt.Graphics
Fills an oval that just fits within the specified rectangle.

drawPolygon

public void drawPolygon(int[] xPoints,
                        int[] yPoints,
                        int nPoints)
Description copied from class: java.awt.Graphics
Draws a series of interconnected lines determined by the arrays of corresponding x and y coordinates. The figure is closed if necessary by connecting the first and last points.

fillPolygon

public void fillPolygon(int[] xPoints,
                        int[] yPoints,
                        int nPoints)
Description copied from class: java.awt.Graphics
Fills the polygon determined by the arrays of corresponding x and y coordinates.

drawPolyline

public void drawPolyline(int[] xPoints,
                         int[] yPoints,
                         int nPoints)
Description copied from class: java.awt.Graphics
Draws a series of interconnected lines determined by the arrays of corresponding x and y coordinates.

drawRect

public void drawRect(int x,
                     int y,
                     int width,
                     int height)
Description copied from class: java.awt.Graphics
Draws the outline of the specified rectangle.

fillRect

public void fillRect(int x,
                     int y,
                     int width,
                     int height)
Description copied from class: java.awt.Graphics
Fills the area bounded by the specified rectangle.

getFontPeer

GdkFontPeer getFontPeer()

drawString

void drawString(GdkFontPeer f,
                java.lang.String str,
                int x,
                int y)

drawString

public void drawString(java.lang.String str,
                       int x,
                       int y)
Description copied from class: java.awt.Graphics
Draws the specified string starting at the specified point.

drawString

public void drawString(java.text.AttributedCharacterIterator ci,
                       int x,
                       int y)

drawRoundRect

public void drawRoundRect(int x,
                          int y,
                          int width,
                          int height,
                          int arcWidth,
                          int arcHeight)
Description copied from class: java.awt.Graphics
Draws the outline of the specified rectangle with rounded cornders.

fillRoundRect

public void fillRoundRect(int x,
                          int y,
                          int width,
                          int height,
                          int arcWidth,
                          int arcHeight)
Description copied from class: java.awt.Graphics
Fills the specified rectangle with rounded cornders.

getClip

public java.awt.Shape getClip()
Description copied from class: java.awt.Graphics
Returns the current clipping region as a Shape object.

getClipBounds

public java.awt.Rectangle getClipBounds()
Description copied from class: java.awt.Graphics
Returns the bounding rectangle of the clipping region for this graphics context.

getColor

public java.awt.Color getColor()
Description copied from class: java.awt.Graphics
Returns the current color for this object.

getFont

public java.awt.Font getFont()
Description copied from class: java.awt.Graphics
Returns the current font for this graphics context.

getFontMetrics

public java.awt.FontMetrics getFontMetrics(java.awt.Font font)
Description copied from class: java.awt.Graphics
Returns the font metrics for the specified font.

setClipRectangle

void setClipRectangle(int x,
                      int y,
                      int width,
                      int height)

setClip

public void setClip(int x,
                    int y,
                    int width,
                    int height)
Description copied from class: java.awt.Graphics
Sets the clipping region to the rectangle determined by the specified parameters.

setClip

public void setClip(java.awt.Rectangle clip)

setClip

public void setClip(java.awt.Shape clip)
Description copied from class: java.awt.Graphics
Sets the clipping region to the specified Shape.

setFGColor

private void setFGColor(int red,
                        int green,
                        int blue)

setColor

public void setColor(java.awt.Color c)
Description copied from class: java.awt.Graphics
Sets the current color for this object.

setFont

public void setFont(java.awt.Font font)
Description copied from class: java.awt.Graphics
Sets the font for this graphics context to the specified value.

setFunction

void setFunction(int gdk_func)

setPaintMode

public void setPaintMode()
Description copied from class: java.awt.Graphics
Sets this context into "paint" mode, where the target pixels are completely overwritten when drawn on.

setXORMode

public void setXORMode(java.awt.Color c)
Description copied from class: java.awt.Graphics
Sets this context info "XOR" mode, where the targe pixles are XOR-ed when drawn on.

translateNative

public void translateNative(int x,
                            int y)

translate

public void translate(int x,
                      int y)
Description copied from class: java.awt.Graphics
Translates this context so that its new origin point is the point (x, y).

copyState

private void copyState(GdkGraphics g)
Copies over the state of another GdkGraphics to this instance. This is used by the GdkGraphics(GdkGraphics) 55 constructor and the create() 55 method.

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SUMMARY: JavaDoc of gnu.java.awt.peer.gtk.GdkGraphics JAVADOC | Sourc code of gnu.java.awt.peer.gtk.GdkGraphics SOURCE | Download gnu.java.awt.peer.gtk.GdkGraphics DOWNLOAD | NESTED | FIELD | CONSTR | METHOD DETAIL: FIELD | CONSTR | METHOD