/**
* Writes the <code>shape</code>, <code>coords</code>, <code>href</code>,
* <code>nohref</code> Attribute for the specified figure and ellipse.
*
* @return Returns true, if the circle is inside of the image bounds.
*/
private boolean writeCircleAttributes(IXMLElement elem, SVGFigure f, Ellipse2D.Double ellipse) {
AffineTransform t = TRANSFORM.getClone(f);
if (t == null) {
t = drawingTransform;
} else {
t.preConcatenate(drawingTransform);
}
if ((t.getType() &
(AffineTransform.TYPE_UNIFORM_SCALE | AffineTransform.TYPE_TRANSLATION)) ==
t.getType() &&
ellipse.width == ellipse.height
) {
Point2D.Double start = new Point2D.Double(ellipse.x, ellipse.y);
Point2D.Double end = new Point2D.Double(ellipse.x + ellipse.width, ellipse.y + ellipse.height);
t.transform(start, start);
t.transform(end, end);
ellipse.x = Math.min(start.x, end.x);
ellipse.y = Math.min(start.y, end.y);
ellipse.width = Math.abs(start.x - end.x);
ellipse.height = Math.abs(start.y - end.y);
elem.setAttribute("shape", "circle");
elem.setAttribute("coords",
(int) (ellipse.x + ellipse.width / 2d)+","+
(int) (ellipse.y + ellipse.height / 2d)+","+
(int) (ellipse.width / 2d)
);
writeHrefAttribute(elem, f);
return bounds.intersects(ellipse.getBounds());
} else {
return writePolyAttributes(elem, f, (Shape) ellipse);
}
}
public Point getEmptyPosition(Dimension spriteSize) {
Rectangle trialSpaceOccupied = new Rectangle(0, 0, spriteSize.width, spriteSize.height);
Random rand = new Random(System.currentTimeMillis());
boolean empty = false;
int numTries = 0;
// Search for an empty position
while (!empty && numTries++ < 100) {
// Get a trial position
trialSpaceOccupied.x = Math.abs(rand.nextInt() % backgroundImage.getSize().width);
trialSpaceOccupied.y = Math.abs(rand.nextInt() % backgroundImage.getSize().height);
// Iterate through existing
// sprites, checking if position
// is empty
boolean collision = false;
for (int cnt = 0; cnt < size(); cnt++) {
Rectangle testSpaceOccupied = ((Sprite) elementAt(cnt)).getSpaceOccupied();
if (trialSpaceOccupied.intersects(testSpaceOccupied)) {
collision = true;
} // end if
} // end for loop
empty = !collision;
} // end while loop
return new Point(trialSpaceOccupied.x, trialSpaceOccupied.y);
} // end getEmptyPosition()
public boolean isCollidingWith(SolidObject what) {
// Test whether the collision between two solid objex is happening
compileHull();
what.compileHull();
if (collisionHull.intersects(what.collisionHull)) return true;
return false;
}
public boolean checkSpawn(Rectangle object) {
for (Rectangle i : rectList) {
if (object.intersects(i)) {
return false;
}
}
return true;
}
public boolean testCollision(Sprite testSprite) {
// Check for collision with
// another sprite
if (testSprite != this) {
return spaceOccupied.intersects(testSprite.getSpaceOccupied());
} // end if
return false;
} // end testCollision
/** Finds a top level Figure that intersects the given rectangle. */
public Figure findFigure(Rectangle r) {
FigureEnumeration k = figuresReverse();
while (k.hasMoreElements()) {
Figure figure = k.nextFigure();
Rectangle fr = figure.displayBox();
if (r.intersects(fr)) return figure;
}
return null;
}
/**
* Finds a top level Figure that intersects the given rectangle. It supresses the passed in
* figure. Use this method to ignore a figure that is temporarily inserted into the drawing.
*/
public Figure findFigure(Rectangle r, Figure without) {
if (without == null) return findFigure(r);
FigureEnumeration k = figuresReverse();
while (k.hasMoreElements()) {
Figure figure = k.nextFigure();
Rectangle fr = figure.displayBox();
if (r.intersects(fr) && !figure.includes(without)) return figure;
}
return null;
}
public boolean hitbox(Rectangle enemyRect) {
Rectangle rectum = new Rectangle(1, 1, 1, 1);
if (this.face == 1) {
if (this.combo[1] == 0) {
rectum = new Rectangle((int) (this.xPos), (int) (this.yPos), 64, 64);
} else if (this.combo[1] == 1) {
rectum = new Rectangle((int) (this.xPos - 16), (int) (this.yPos - 16), 64, 32);
} else if (this.combo[1] == 2) {
rectum = new Rectangle((int) (this.xPos), (int) (this.yPos - 16), 32, 48);
}
} else if (this.face == 2) {
if (this.combo[2] == 0) {
rectum = new Rectangle((int) (this.xPos), (int) (this.yPos + 32), 64, 50);
} else if (this.combo[2] == 1) {
rectum = new Rectangle((int) (this.xPos + 16), (int) (this.yPos), 32, 80);
} else if (this.combo[2] == 2) {
rectum = new Rectangle((int) (this.xPos), (int) (this.yPos + 32), 32, 48);
}
} else if (this.face == 3) {
if (this.combo[3] == 0) {
rectum = new Rectangle((int) (this.xPos - 8), (int) (this.yPos + 48), 32, 32);
} else if (this.combo[3] == 1) {
rectum = new Rectangle((int) (this.xPos - 16), (int) (this.yPos), 32, 64);
} else if (this.combo[3] == 2) {
rectum = new Rectangle((int) (this.xPos - 16), (int) (this.yPos), 32, 72);
}
} else if (this.face == 4) {
if (this.combo[4] == 0) {
rectum = new Rectangle((int) (this.xPos + 32), (int) (this.yPos + 48), 32, 32);
} else if (this.combo[4] == 1) {
rectum = new Rectangle((int) (this.xPos + 32), (int) (this.yPos), 32, 64);
} else if (this.combo[4] == 2) {
rectum = new Rectangle((int) (this.xPos + 32), (int) (this.yPos), 32, 64);
}
}
if (rectum.intersects(enemyRect)) {
return true;
}
return false;
}
/**
* Writes the <code>shape</code>, <code>coords</code>, <code>href</code>,
* <code>nohref</code> Attribute for the specified figure and rectangle.
*
* @return Returns true, if the rect is inside of the image bounds.
*/
private boolean writeRectAttributes(IXMLElement elem, SVGFigure f, Rectangle2D.Double rect) {
AffineTransform t = TRANSFORM.getClone(f);
if (t == null) {
t = drawingTransform;
} else {
t.preConcatenate(drawingTransform);
}
if ((t.getType() &
(AffineTransform.TYPE_UNIFORM_SCALE | AffineTransform.TYPE_TRANSLATION)) ==
t.getType()
) {
Point2D.Double start = new Point2D.Double(rect.x, rect.y);
Point2D.Double end = new Point2D.Double(rect.x + rect.width, rect.y + rect.height);
t.transform(start, start);
t.transform(end, end);
Rectangle r = new Rectangle(
(int) Math.min(start.x, end.x),
(int) Math.min(start.y, end.y),
(int) Math.abs(start.x - end.x),
(int) Math.abs(start.y - end.y)
);
elem.setAttribute("shape", "rect");
elem.setAttribute("coords",
r.x + ","+
r.y + ","+
(r.x + r.width) + ","+
(r.y + r.height)
);
writeHrefAttribute(elem, f);
return bounds.intersects(r);
} else {
return writePolyAttributes(elem, f, (Shape) rect);
}
}
public boolean isCollidingWith(Rectangle hull, SolidObject what) {
// Same, but with raw rectangles
what.compileHull();
if (hull.intersects(what.collisionHull)) return true;
return false;
}