+++ /dev/null
-/* Graphics.java -- Abstract Java drawing class
- Copyright (C) 1999, 2000, 2002 Free Software Foundation, Inc.
-
-This file is part of GNU Classpath.
-
-GNU Classpath is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
-
-GNU Classpath is distributed in the hope that it will be useful, but
-WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GNU Classpath; see the file COPYING. If not, write to the
-Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-02111-1307 USA.
-
-Linking this library statically or dynamically with other modules is
-making a combined work based on this library. Thus, the terms and
-conditions of the GNU General Public License cover the whole
-combination.
-
-As a special exception, the copyright holders of this library give you
-permission to link this library with independent modules to produce an
-executable, regardless of the license terms of these independent
-modules, and to copy and distribute the resulting executable under
-terms of your choice, provided that you also meet, for each linked
-independent module, the terms and conditions of the license of that
-module. An independent module is a module which is not derived from
-or based on this library. If you modify this library, you may extend
-this exception to your version of the library, but you are not
-obligated to do so. If you do not wish to do so, delete this
-exception statement from your version. */
-
-
-package java.awt;
-
-import java.awt.image.ImageObserver;
-
-/**
- * This is the abstract superclass of classes for drawing to graphics
- * devices such as the screen or printers.
- *
- * @author Aaron M. Renn (arenn@urbanophile.com)
- * @author Warren Levy <warrenl@cygnus.com>
- */
-public abstract class Graphics
-{
-
-/*
- * Instance Variables
- */
-
-/*************************************************************************/
-
-/*
- * Constructors
- */
-
-/**
- * Default constructor for subclasses.
- */
-protected
-Graphics()
-{
-}
-
-/*************************************************************************/
-
-/*
- * Instance Methods
- */
-
-/**
- * Returns a copy of this <code>Graphics</code> object.
- *
- * @return A copy of this object.
- */
-public abstract Graphics
-create();
-
-/*************************************************************************/
-
-/**
- * Returns a copy of this <code>Graphics</code> object. The origin point
- * will be translated to the point (x, y) and the cliping rectangle set
- * to the intersection of the clipping rectangle in this object and the
- * rectangle specified by the parameters to this method.
- *
- * @param x The new X coordinate of the clipping region rect.
- * @param y The new Y coordinate of the clipping region rect.
- * @param width The width of the clipping region intersect rectangle.
- * @param height The height of the clipping region intersect rectangle.
- *
- * @return A copy of this object, modified as specified.
- */
-public Graphics
-create(int x, int y, int width, int height)
-{
- Graphics g = create();
-
- g.translate(x, y);
- // FIXME: I'm not sure if this will work. Are the old clip rect bounds
- // translated above?
- g.clipRect(0, 0, width, height);
-
- return(g);
-}
-
-/*************************************************************************/
-
-/**
- * Translates this context so that its new origin point is the point
- * (x, y).
- *
- * @param x The new X coordinate of the origin.
- * @param y The new Y coordinate of the origin.
- */
-public abstract void
-translate(int x, int y);
-
-/*************************************************************************/
-
-/**
- * Returns the current color for this object.
- *
- * @return The color for this object.
- */
-public abstract Color
-getColor();
-
-/*************************************************************************/
-
-/**
- * Sets the current color for this object.
- *
- * @param color The new color.
- */
-public abstract void
-setColor(Color color);
-
-/*************************************************************************/
-
-/**
- * Sets this context into "paint" mode, where the target pixels are
- * completely overwritten when drawn on.
- */
-public abstract void
-setPaintMode();
-
-/*************************************************************************/
-
-/**
- * Sets this context info "XOR" mode, where the targe pixles are
- * XOR-ed when drawn on.
- *
- * @param color The color to XOR against.
- */
-public abstract void
-setXORMode(Color color);
-
-/*************************************************************************/
-
-/**
- * Returns the current font for this graphics context.
- *
- * @return The current font.
- */
-public abstract Font
-getFont();
-
-/*************************************************************************/
-
-/**
- * Sets the font for this graphics context to the specified value.
- *
- * @param font The new font.
- */
-public abstract void
-setFont(Font font);
-
-/*************************************************************************/
-
-/**
- * Returns the font metrics for the current font.
- *
- * @return The font metrics for the current font.
- */
-public FontMetrics
-getFontMetrics()
-{
- return(getFontMetrics(getFont()));
-}
-
-/*************************************************************************/
-
-/**
- * Returns the font metrics for the specified font.
- *
- * @param font The font to return metrics for.
- *
- * @return The requested font metrics.
- */
-public abstract FontMetrics
-getFontMetrics(Font font);
-
-/*************************************************************************/
-
-/**
- * Returns the bounding rectangle of the clipping region for this
- * graphics context.
- *
- * @return The bounding rectangle for the clipping region.
- */
-public abstract Rectangle
-getClipBounds();
-
-/*************************************************************************/
-
-/**
- * Returns the bounding rectangle of the clipping region for this
- * graphics context.
- *
- * @return The bounding rectangle for the clipping region.
- *
- * @deprecated This method is deprecated in favor of
- * <code>getClipBounds()</code>.
- */
-public Rectangle
-getClipRect()
-{
- return(getClipBounds());
-}
-
-/*************************************************************************/
-
-/**
- * Sets the clipping region to the intersection of the current clipping
- * region and the rectangle determined by the specified parameters.
- *
- * @param x The X coordinate of the upper left corner of the intersect rect.
- * @param Y The Y coordinate of the upper left corner of the intersect rect.
- * @param width The width of the intersect rect.
- * @param height The height of the intersect rect.
- */
-public abstract void
-clipRect(int x, int y, int width, int height);
-
-/*************************************************************************/
-
-/**
- * Sets the clipping region to the rectangle determined by the specified
- * parameters.
- *
- * @param x The X coordinate of the upper left corner of the rect.
- * @param y The Y coordinate of the upper left corner of the rect.
- * @param width The width of the rect.
- * @param height The height of the rect.
- */
-public abstract void
-setClip(int x, int y, int width, int height);
-
-/*************************************************************************/
-
-/**
- * Returns the current clipping region as a <code>Shape</code> object.
- *
- * @return The clipping region as a <code>Shape</code>.
- */
-public abstract Shape
-getClip();
-
-/*************************************************************************/
-
-/**
- * Sets the clipping region to the specified <code>Shape</code>.
- *
- * @param shape The new clipping region.
- */
-public abstract void
-setClip(Shape clip);
-
-/*************************************************************************/
-
-/**
- * Copies the specified rectangle to the specified offset location.
- *
- * @param x The X coordinate of the upper left corner of the copy rect.
- * @param y The Y coordinate of the upper left corner of the copy rect.
- * @param width The width of the copy rect.
- * @param height The height of the copy rect.
- * @param dx The offset from the X value to start drawing.
- * @param dy The offset from the Y value to start drawing.
- */
-public abstract void
-copyArea(int x, int y, int width, int height, int dx, int dy);
-
-/*************************************************************************/
-
-/**
- * Draws a line between the two specified points.
- *
- * @param x1 The X coordinate of the first point.
- * @param y1 The Y coordinate of the first point.
- * @param x2 The X coordinate of the second point.
- * @param y2 The Y coordinate of the second point.
- */
-public abstract void
-drawLine(int x1, int y1, int x2, int y2);
-
-/*************************************************************************/
-
-/**
- * Fills the area bounded by the specified rectangle.
- *
- * @param x The X coordinate of the upper left corner of the fill rect.
- * @param y The Y coordinate of the upper left corner of the fill rect.
- * @param width The width of the fill rect.
- * @param height The height of the fill rect.
- */
-public abstract void
-fillRect(int x, int y, int width, int height);
-
-/*************************************************************************/
-
-/**
- * Draws the outline of the specified rectangle.
- *
- * @param x The X coordinate of the upper left corner of the draw rect.
- * @param y The Y coordinate of the upper left corner of the draw rect.
- * @param width The width of the draw rect.
- * @param height The height of the draw rect.
- */
-public void
-drawRect(int x, int y, int width, int height)
-{
- int x1 = x;
- int y1 = y;
- int x2 = x + width;
- int y2 = y + height;
- drawLine(x1, y1, x2, y1);
- drawLine(x2, y1, x2, y2);
- drawLine(x2, y2, x1, y2);
- drawLine(x1, y2, x1, y1);
-}
-
-/*************************************************************************/
-
-/**
- * Clears the specified rectangle.
- *
- * @param x The X coordinate of the upper left corner of the clear rect.
- * @param y The Y coordinate of the upper left corner of the clear rect.
- * @param width The width of the clear rect.
- * @param height The height of the clear rect.
- */
-public abstract void
-clearRect(int x, int y, int width, int height);
-
-/*************************************************************************/
-
-/**
- * Draws the outline of the specified rectangle with rounded cornders.
- *
- * @param x The X coordinate of the upper left corner of the draw rect.
- * @param y The Y coordinate of the upper left corner of the draw rect.
- * @param width The width of the draw rect.
- * @param height The height of the draw rect.
- * @param arcWidth The width of the corner arcs.
- * @param arcHeigth The height of the corner arcs.
- */
-public abstract void
-drawRoundRect(int x, int y, int width, int height, int arcWidth, int arcHeight);
-
-/*************************************************************************/
-
-/**
- * Fills the specified rectangle with rounded cornders.
- *
- * @param x The X coordinate of the upper left corner of the fill rect.
- * @param y The Y coordinate of the upper left corner of the fill rect.
- * @param width The width of the fill rect.
- * @param height The height of the fill rect.
- * @param arcWidth The width of the corner arcs.
- * @param arcHeigth The height of the corner arcs.
- */
-public abstract void
-fillRoundRect(int x, int y, int width, int height, int arcWidth, int arcHeight);
-
-/*************************************************************************/
-
-public void
-draw3DRect(int x, int y, int width, int height, boolean raised)
-{
- Color color = getColor();
- Color tl = color.brighter();
- Color br = color.darker();
-
- if (!raised)
- {
- Color tmp = tl;
- tl = br;
- br = tmp;
- }
-
- int x1 = x;
- int y1 = y;
- int x2 = x + width;
- int y2 = y + height;
-
- setColor(tl);
- drawLine(x1, y1, x2, y1);
- drawLine(x1, y2, x1, y1);
- setColor(br);
- drawLine(x2, y1, x2, y2);
- drawLine(x2, y1, x1, y2);
- setColor(color);
-}
-
-/**
- * Fills the specified rectangle with a 3D effect
- *
- * @param x The X coordinate of the upper left corner of the fill rect.
- * @param y The Y coordinate of the upper left corner of the fill rect.
- * @param width The width of the fill rect.
- * @param height The height of the fill rect.
- * @param raised <code>true</code> if the rectangle appears raised,
- * <code>false</code> if it should appear etched.
- */
-public void
-fill3DRect(int x, int y, int width, int height, boolean raised)
-{
- fillRect(x, y, width, height);
- draw3DRect(x, y, width-1, height-1, raised);
-}
-
-/*************************************************************************/
-
-/**
- * Draws the outline of the specified rectangle with a 3D effect
- *
- * @param x The X coordinate of the upper left corner of the draw rect.
- * @param y The Y coordinate of the upper left corner of the draw rect.
- * @param width The width of the draw rect.
- * @param height The height of the draw rect.
- * @param raised <code>true</code> if the rectangle appears raised,
- * <code>false</code> if it should appear etched.
- */
-public void
-drawRoundRect(int x, int y, int width, int height, boolean raised)
-{
- // FIXME: ???
-}
-
-/*************************************************************************/
-
-/**
- * Draws an oval that just fits within the specified rectangle.
- *
- * @param x The X coordinate of the upper left corner of the rect.
- * @param y The Y coordinate of the upper left corner of the rect.
- * @param width The width of the rect.
- * @param height The height of the rect.
- */
-public abstract void
-drawOval(int x, int y, int width, int height);
-
-/*************************************************************************/
-
-/**
- * Fills an oval that just fits within the specified rectangle.
- *
- * @param x The X coordinate of the upper left corner of the rect.
- * @param y The Y coordinate of the upper left corner of the rect.
- * @param width The width of the rect.
- * @param height The height of the rect.
- */
-public abstract void
-fillOval(int x, int y, int width, int height);
-
-/*************************************************************************/
-
-/**
- * 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.
- *
- * @param x The X coordinate of the upper left corner of the rect.
- * @param y The Y coordinate of the upper left corner of the rect.
- * @param width The width of the rect.
- * @param height The height of the rect.
- * @param arcStart The beginning angle of the arc.
- * @param arcAngle The extent of the arc.
- */
-public abstract void
-drawArc(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. 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.
- *
- * @param x The X coordinate of the upper left corner of the rect.
- * @param y The Y coordinate of the upper left corner of the rect.
- * @param width The width of the rect.
- * @param height The height of the rect.
- * @param arcStart The beginning angle of the arc.
- * @param arcAngle The extent of the arc.
- */
-public abstract void
-fillArc(int x, int y, int width, int height, int startAngle, int arcAngle);
-
-/*************************************************************************/
-
-/**
- * Draws a series of interconnected lines determined by the arrays
- * of corresponding x and y coordinates.
- *
- * @param xPoints The X coordinate array.
- * @param yPoints The Y coordinate array.
- * @param npoints The number of points to draw.
- */
-public abstract void
-drawPolyline(int xPoints[], int yPoints[], int npoints);
-
-/*************************************************************************/
-
-/**
- * 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.
- *
- * @param xPoints The X coordinate array.
- * @param yPoints The Y coordinate array.
- * @param npoints The number of points to draw.
- */
-public abstract void
-drawPolygon(int xPoints[], int yPoints[], int npoints);
-
-/*************************************************************************/
-
-/**
- * Draws the specified polygon.
- *
- * @param polygon The polygon to draw.
- */
-public void
-drawPolygon(Polygon polygon)
-{
- drawPolygon(polygon.xpoints, polygon.ypoints, polygon.npoints);
-}
-
-/*************************************************************************/
-
-/**
- * Fills the polygon determined by the arrays
- * of corresponding x and y coordinates.
- *
- * @param xPoints The X coordinate array.
- * @param yPoints The Y coordinate array.
- * @param npoints The number of points to draw.
- */
-public abstract void
-fillPolygon(int xPoints[], int yPoints[], int npoints);
-
-/*************************************************************************/
-
-/**
- * Fills the specified polygon
- *
- * @param polygon The polygon to fill.
- */
-public void
-fillPolygon(Polygon polygon)
-{
- fillPolygon(polygon.xpoints, polygon.ypoints, polygon.npoints);
-}
-
-/*************************************************************************/
-
-/**
- * Draws the specified string starting at the specified point.
- *
- * @param string The string to draw.
- * @param x The X coordinate of the point to draw at.
- * @param y The Y coordinate of the point to draw at.
- */
-public abstract void
-drawString(String string, int x, int y);
-
-/*************************************************************************/
-
-/**
- * Draws the specified characters starting at the specified point.
- *
- * @param data The array of characters to draw.
- * @param offset The offset into the array to start drawing characters from.
- * @param length The number of characters to draw.
- * @param x The X coordinate of the point to draw at.
- * @param y The Y coordinate of the point to draw at.
- */
-public void
-drawChars(char data[], int offset, int length, int x, int y)
-{
- drawString(new String(data, offset, length), x, y);
-}
-
-/*************************************************************************/
-
-/**
- * Draws the specified bytes as text starting at the specified point.
- *
- * @param data The array of bytes to draw.
- * @param offset The offset into the array to start drawing bytes from.
- * @param length The number of bytes to draw.
- * @param x The X coordinate of the point to draw at.
- * @param y The Y coordinate of the point to draw at.
- */
-public void
-drawChars(byte data[], int offset, int length, int x, int y)
-{
- drawString(new String(data, offset, length), x, y);
-}
-
-/*
-public abstract void drawString(AttributedCharacterIterator iterator,
- int x, int y)
-*/
-
-public void
-drawBytes(byte[] data, int offset, int length, int x, int y)
-{
- String str = new String(data, offset, length);
- drawString(str, x, y);
-}
-
-/*************************************************************************/
-
-/**
- * Draws all of the image that is available and returns. If the image
- * is not completely loaded, <code>false</code> is returned and
- * the specified iamge observer is notified as more data becomes
- * available.
- *
- * @param image The image to draw.
- * @param x The X coordinate of the point to draw at.
- * @param y The Y coordinate of the point to draw at.
- * @param observer The image observer to notify as data becomes available.
- *
- * @return <code>true</code> if all the image data is available,
- * <code>false</code> otherwise.
- */
-public abstract boolean
-drawImage(Image image, int x, int y, ImageObserver observer);
-
-/*************************************************************************/
-
-/**
- * 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, <code>false</code> is returned and
- * the specified iamge observer is notified as more data becomes
- * available.
- *
- * @param image The image to draw.
- * @param x The X coordinate of the point to draw at.
- * @param y The Y coordinate of the point to draw at.
- * @param width The width of the rectangle to draw in.
- * @param height The height of the rectangle to draw in.
- * @param observer The image observer to notify as data becomes available.
- *
- * @return <code>true</code> if all the image data is available,
- * <code>false</code> otherwise.
- */
-public abstract boolean
-drawImage(Image image, int x, int y, int width, int height,
- ImageObserver observer);
-
-/*************************************************************************/
-
-/**
- * Draws all of the image that is available and returns. If the image
- * is not completely loaded, <code>false</code> is returned and
- * the specified iamge observer is notified as more data becomes
- * available.
- *
- * @param image The image to draw.
- * @param x The X coordinate of the point to draw at.
- * @param y The Y coordinate of the point to draw at.
- * @param bgcolor The background color to use for the image.
- * @param observer The image observer to notify as data becomes available.
- *
- * @return <code>true</code> if all the image data is available,
- * <code>false</code> otherwise.
- */
-public abstract boolean
-drawImage(Image image, int x, int y, Color bgcolor, ImageObserver observer);
-
-/*************************************************************************/
-
-/**
- * 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, <code>false</code> is returned and
- * the specified iamge observer is notified as more data becomes
- * available.
- *
- * @param image The image to draw.
- * @param x The X coordinate of the point to draw at.
- * @param y The Y coordinate of the point to draw at.
- * @param width The width of the rectangle to draw in.
- * @param height The height of the rectangle to draw in.
- * @param bgcolor The background color to use for the image.
- * @param observer The image observer to notify as data becomes available.
- *
- * @return <code>true</code> if all the image data is available,
- * <code>false</code> otherwise.
- */
-public abstract boolean
-drawImage(Image image, int x, int y, int width, int height, Color bgcolor,
- ImageObserver observer);
-
-/*************************************************************************/
-
-/**
- * FIXME: Write Javadocs for this when you understand it.
- */
-public abstract boolean
-drawImage(Image image, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1,
- int sx2, int sy2, ImageObserver observer);
-
-/*************************************************************************/
-
-/**
- * FIXME: Write Javadocs for this when you understand it.
- */
-public abstract boolean
-drawImage(Image image, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1,
- int sx2, int sy2, Color bgcolor, ImageObserver observer);
-
-/*************************************************************************/
-
-/**
- * Free any resources held by this graphics context immediately instead
- * of waiting for the object to be garbage collected and finalized.
- */
-public abstract void
-dispose();
-
-/*************************************************************************/
-
-/**
- * Frees the resources held by this graphics context when it is
- * garbage collected.
- */
-public void
-finalize()
-{
- dispose();
-}
-
-/*************************************************************************/
-
-/**
- * Returns a string representation of this object.
- *
- * @param A string representation of this object.
- */
-public String
-toString()
-{
- return(super.toString());
-}
-
-public boolean
-hitClip(int x, int y, int width, int height)
-{
- throw new UnsupportedOperationException("not implemented yet");
-}
-
-public Rectangle
-getClipBounds(Rectangle r)
-{
- Rectangle clipBounds = getClipBounds();
-
- if (r == null)
- return clipBounds;
-
- r.x = clipBounds.x;
- r.y = clipBounds.y;
- r.width = clipBounds.width;
- r.height = clipBounds.height;
- return r;
-}
-
-} // class Graphics
-
projects / msp430-gcc.git / blobdiff