Java CGPoint类代码示例

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
private static AAPLGeoAnchorPair createAnchorPair(CLLocationCoordinate2D topLeft,
        CLLocationCoordinate2D bottomRight,
        CGSize imageSize) {
    AAPLGeoAnchor topLeftAnchor = new AAPLGeoAnchor();
    topLeftAnchor.latitudeLongitude = topLeft;
    topLeftAnchor.pixel = new CGPoint(0, 0);

    AAPLGeoAnchor bottomRightAnchor = new AAPLGeoAnchor();
    bottomRightAnchor.latitudeLongitude = bottomRight;
    bottomRightAnchor.pixel = new CGPoint(imageSize.getWidth(), imageSize.getHeight());

    AAPLGeoAnchorPair anchorPair = new AAPLGeoAnchorPair();
    anchorPair.fromAnchor = topLeftAnchor;
    anchorPair.toAnchor = bottomRightAnchor;

    return anchorPair;
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
public CGPoint getPointFromCoordinate(CLLocationCoordinate2D coordinate) {
    // Get the distance east & south with respect to the first anchor point
    // in meters
    AAPLEastSouthDistance toFix = convertPoint(fromAnchorMKPoint, new MKMapPoint(coordinate));

    // Convert the east-south anchor point distance to pixels (still in
    // east-south)
    CGPoint pixelsXYInEastSouth = new CGPoint(toFix.east, toFix.south).apply(CGAffineTransform.createScale(
            pixelsPerMeter,
            pixelsPerMeter));

    // Rotate the east-south distance to be relative to floorplan horizontal
    // This gives us an xy distance in pixels from the anchor point.
    CGPoint xy = pixelsXYInEastSouth.apply(CGAffineTransform.createRotation(radiansRotated));

    // however, we need the pixels from the (0, 0) of the floorplan
    // so we adjust by the position of the anchor point in the floorplan
    xy.setX(xy.getX() + fromAnchorFloorplanPoint.getX());
    xy.setY(xy.getY() + fromAnchorFloorplanPoint.getY());

    return xy;
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
private void updateView(final CLLocation location) {
    // We animate transition from one position to the next, this makes the
    // dot move smoothly over the map
    UIView.animate(0.75, new Runnable() {
        @Override
        public void run() {
            // Call the converter to find these coordinates on our
            // floorplan.
            CGPoint pointOnImage = coordinateConverter.getPointFromCoordinate(location.getCoordinate());

            // These coordinates need to be scaled based on how much the
            // image has been scaled
            CGPoint scaledPoint = new CGPoint(pointOnImage.getX() * displayScale + displayOffset.getX(),
                    pointOnImage.getY()
                            * displayScale + displayOffset.getY());

            // Calculate and set the size of the radius
            double radiusFrameSize = location.getHorizontalAccuracy() * coordinateConverter.getPixelsPerMeter() * 2;
            radiusView.setFrame(new CGRect(0, 0, radiusFrameSize, radiusFrameSize));

            // Move the pin and radius to the user's location
            pinView.setCenter(scaledPoint);
            radiusView.setCenter(scaledPoint);
        }
    });
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
/** Recenter content periodically to achieve impression of infinite scrolling. */
private void recenterIfNecessary () {
    CGPoint currentOffset = getContentOffset();
    double contentWidth = getContentSize().getWidth();
    double centerOffsetX = (contentWidth - getBounds().getSize().getWidth()) / 2.0;
    double distanceFromCenter = Math.abs(currentOffset.getX() - centerOffsetX);

    if (distanceFromCenter > (contentWidth / 4.0)) {
        setContentOffset(currentOffset.setX(centerOffsetX));

        // move content by the same amount so it appears to stay still
        for (UILabel label : visibleLabels) {
            CGPoint center = labelContainerView.convertPointToView(label.getCenter(), this);
            center.setX(center.getX() + centerOffsetX - currentOffset.getX());
            label.setCenter(convertPointToView(center, labelContainerView));
        }
    }
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
/**
 * Checks to see which view, or views, the point is in and then calls a
 * method to perform the closing animation, which is to return the piece to
 * its original size, as if it is being put down by the user.
 */
private void dispatchTouchEndEvent(UIView view, CGPoint position) {
    // Check to see which view, or views, the point is in and then animate
    // to that position.
    if (firstPieceView.getFrame().contains(position)) {
        animateView(firstPieceView, position);
    }
    if (secondPieceView.getFrame().contains(position)) {
        animateView(secondPieceView, position);
    }
    if (thirdPieceView.getFrame().contains(position)) {
        animateView(thirdPieceView, position);
    }

    // If one piece obscures another, display a message so the user can move
    // the pieces apart.
    if (firstPieceView.getCenter().equalsTo(secondPieceView.getCenter()) ||
            firstPieceView.getCenter().equalsTo(thirdPieceView.getCenter()) ||
            secondPieceView.getCenter().equalsTo(thirdPieceView.getCenter())) {
        touchInstructionsText.setText("Double tap the background to move the pieces apart.");
        piecesOnTop = true;
    } else {
        piecesOnTop = false;
    }
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
/**
 * Shift the piece's center by the pan amount. Reset the gesture
 * recognizer's translation to {0, 0} after applying so the next callback is
 * a delta from the current position.
 */
@IBAction
private void panPiece(UIPanGestureRecognizer gestureRecognizer) {
    UIView piece = gestureRecognizer.getView();

    adjustAnchorPointForGestureRecognizer(gestureRecognizer);

    if (gestureRecognizer.getState() == UIGestureRecognizerState.Began
            || gestureRecognizer.getState() == UIGestureRecognizerState.Changed) {
        CGPoint translation = gestureRecognizer.getTranslation(piece.getSuperview());

        piece.setCenter(new CGPoint(piece.getCenter().getX() + translation.getX(), piece.getCenter().getY()
                + translation.getY()));
        gestureRecognizer.setTranslation(CGPoint.Zero(), piece.getSuperview());
    }
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
public void updateAlpha (APAMultiplayerLayeredCharacterScene scene) {
    if (!fadeAlpha) {
        return;
    }

    double closestHeroDistance = Float.MAX_VALUE;
    // See if there are any heroes nearby.
    CGPoint ourPosition = getPosition();
    for (SKNode hero : scene.getHeroes()) {
        CGPoint theirPos = hero.getPosition();
        double distance = APAUtils.getDistanceBetweenPoints(ourPosition, theirPos);

        if (distance < closestHeroDistance) {
            closestHeroDistance = distance;
        }
    }

    if (closestHeroDistance > OPAQUE_DISTANCE) {
        // No heroes nearby.
        setAlpha(1);
    } else {
        // Adjust the alpha based on how close the hero is.
        setAlpha(0.1 + ((closestHeroDistance / OPAQUE_DISTANCE) * (closestHeroDistance / OPAQUE_DISTANCE)) * 0.9);
    }
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
public APABoss(CGPoint position) {
    super(new SKTextureAtlas("Boss/Boss_Idle").getTexture("boss_idle_0001.png"), position);

    movementSpeed = MOVEMENT_SPEED * 0.35f;
    animationSpeed = 1.0 / 35.0;

    setZPosition(-0.25);
    setName("Boss");

    attacking = false;

    // Make it AWARE!
    APAChaseAI intelligence = new APAChaseAI(this, null);
    intelligence.setChaseRadius(CHASE_RADIUS);
    intelligence.setMaxAlertRadius(CHASE_RADIUS * 4.0);
    this.intelligence = intelligence;
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
public void moveTowards (CGPoint position, double timeInterval) {
    CGPoint curPosition = getPosition();
    double dx = position.getX() - curPosition.getX();
    double dy = position.getY() - curPosition.getY();
    double dt = movementSpeed * timeInterval;

    double ang = APAUtils.polarAdjust(APAUtils.getRadiansBetweenPoints(position, curPosition));
    setZRotation(ang);

    double distRemaining = Math.hypot(dx, dy);
    if (distRemaining < dt) {
        setPosition(position);
    } else {
        setPosition(new CGPoint(curPosition.getX() - Math.sin(ang) * dt, curPosition.getY() + Math.cos(ang) * dt));
    }

    requestedAnimation = APAAnimationState.Walk;
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
public void moveInDirection (CGPoint direction, double timeInterval) {
    CGPoint curPosition = getPosition();
    double dx = movementSpeed * direction.getX();
    double dy = movementSpeed * direction.getY();
    double dt = movementSpeed * timeInterval;

    CGPoint targetPosition = new CGPoint(curPosition.getX() + dx, curPosition.getY() + dy);

    double ang = APAUtils.polarAdjust(APAUtils.getRadiansBetweenPoints(targetPosition, curPosition));
    setZRotation(ang);

    double distRemaining = Math.hypot(dx, dy);
    if (distRemaining < dt) {
        setPosition(targetPosition);
    } else {
        setPosition(new CGPoint(curPosition.getX() - Math.sin(ang) * dt, curPosition.getY() + Math.cos(ang) * dt));
    }

    // Don't change to a walk animation if we planning an attack.
    if (!attacking) {
        requestedAnimation = APAAnimationState.Walk;
    }
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
public APACave (CGPoint position) {
    super(new NSArray<SKSpriteNode>((SKSpriteNode)sharedCaveBase.copy(), (SKSpriteNode)sharedCaveTop.copy()), position, 50.0);
    timeUntilNextGenerate = 5.0 + Math.random() * 5.0;

    for (int i = 0; i < CAVE_CAPACITY; i++) {
        APAGoblin goblin = new APAGoblin(getPosition());
        goblin.setCave(this);
        inactiveGoblins.add(goblin);
    }

    movementSpeed = 0.0;

    pickRandomFacing(position);

    setName("GoblinCave");

    // Make it AWARE!
    intelligence = new APASpawnAI(this, null);
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
private void pickRandomFacing (CGPoint position) {
    APAMultiplayerLayeredCharacterScene scene = getCharacterScene();

    // Pick best random facing from 8 test rays.
    double maxDoorCanSee = 0.0;
    double preferredZRotation = 0.0;
    for (int i = 0; i < 8; i++) {
        double testZ = Math.random() * (Math.PI * 2.0);
        CGPoint pos2 = new CGPoint(-Math.sin(testZ) * 1024 + position.getX(), Math.cos(testZ) * 1024 + position.getY());
        double dist = scene.getDistanceToWall(position, pos2);
        if (dist > maxDoorCanSee) {
            maxDoorCanSee = dist;
            preferredZRotation = testZ;
        }
    }

    setZRotation(preferredZRotation);
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
public void generate () {
    if (globalCap > 0 && globalAllocation >= globalCap) {
        return;
    }

    APACharacter object = inactiveGoblins.last();
    if (object == null) {
        return;
    }

    double offset = COLLISION_RADIUS * 0.75;
    double rot = APAUtils.polarAdjust(getVirtualZRotation());
    object.setPosition(APAUtils.getPointByAddingPoints(getPosition(), new CGPoint(Math.cos(rot) * offset, Math.sin(rot)
        * offset)));

    APAMultiplayerLayeredCharacterScene scene = getCharacterScene();
    object.addToScene(scene);

    object.setZPosition(-1.0);

    object.fadeIn(0.5);

    inactiveGoblins.remove(object);
    activeGoblins.add((APAGoblin)object);
    globalAllocation++;
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
public void updateOffset () {
    SKScene scene = getScene();
    SKNode parent = getParent();

    if (!usesParallaxEffect || parent == null) {
        return;
    }

    CGPoint scenePos = scene.convertPointFromNode(getPosition(), parent);

    // Calculate the offset directions relative to the center of the screen.
    // Bias to (-0.5, 0.5) range.
    double offsetX = -1.0 + (2.0 * (scenePos.getX() / scene.getSize().getWidth()));
    double offsetY = -1.0 + (2.0 * (scenePos.getY() / scene.getSize().getHeight()));

    double delta = parallaxOffset / getChildren().size();

    int childNumber = 0;
    for (SKNode node : getChildren()) {
        node.setPosition(new CGPoint(offsetX * delta * childNumber, offsetY * delta * childNumber));
        childNumber++;
    }
}
 

import org.robovm.apple.coregraphics.CGPoint; //导入依赖的package包/类
@Override
public void setup() {
    super.setup();

    // Build level and tree maps.
    levelMap = APAUtils.createDataMap("map_level.png");
    treeMap = APAUtils.createTreeMap("map_trees.png");

    APACave.setGlobalGoblinCap(32);

    buildWorld();

    // Center the camera on the hero spawn point.
    CGPoint startPosition = defaultSpawnPoint;
    centerWorldOnPosition(startPosition);
}