Examples with Graphics com.codename1.ui.Graphics used on opensource projects

Example 16 with Graphics

use of com.codename1.ui.Graphics in project CodenameOne by codenameone.

the class ImageIO method save.

/**
 * Saves an image object to the given format
 *
 * @param img the image object
 * @param response resulting image output will be written to this stream
 * @param format the format for the image either FORMAT_PNG or FORMAT_JPEG
 * @param quality the quality for the resulting image output (applicable mostly for JPEG), a value between 0 and 1 notice that
 * this isn't implemented in all platforms.
 */
public void save(Image img, OutputStream response, String format, float quality) throws IOException {
    if (img instanceof EncodedImage) {
        EncodedImage i = (EncodedImage) img;
        save(new ByteArrayInputStream(i.getImageData()), response, format, i.getWidth(), i.getHeight(), quality);
    } else {
        if (img.getImage() == null) {
            Image img2 = Image.createImage(img.getWidth(), img.getHeight(), 0);
            Graphics g = img2.getGraphics();
            g.drawImage(img, 0, 0);
            saveImage(img2, response, format, quality);
        } else {
            saveImage(img, response, format, quality);
        }
    }
}

Example 17 with Graphics

use of com.codename1.ui.Graphics in project CodenameOne by codenameone.

the class SwipeBackSupport method startBackTransition.

void startBackTransition(final Form currentForm, Form destination) {
    final Transition t = destination.getTransitionOutAnimator().copy(true);
    if (t instanceof CommonTransitions) {
        Transition originalTransition = currentForm.getTransitionOutAnimator();
        currentForm.setTransitionOutAnimator(CommonTransitions.createEmpty());
        Form blank = new Form() {

            protected boolean shouldSendPointerReleaseToOtherForm() {
                return true;
            }
        };
        blank.addPointerDraggedListener(pointerDragged);
        blank.addPointerReleasedListener(pointerReleased);
        blank.addPointerPressedListener(pointerPressed);
        blank.setTransitionInAnimator(CommonTransitions.createEmpty());
        blank.setTransitionOutAnimator(CommonTransitions.createEmpty());
        blank.show();
        currentForm.setTransitionOutAnimator(originalTransition);
        ((CommonTransitions) t).setMotion(new LazyValue<Motion>() {

            public Motion get(Object... args) {
                return new ManualMotion(((Integer) args[0]).intValue(), ((Integer) args[1]).intValue(), ((Integer) args[2]).intValue());
            }
        });
        t.init(currentForm, destination);
        t.initTransition();
        blank.setGlassPane(new Painter() {

            public void paint(Graphics g, Rectangle rect) {
                t.animate();
                t.paint(g);
            }
        });
    }
}

Example 18 with Graphics

use of com.codename1.ui.Graphics in project CodenameOne by codenameone.

the class ArrowLinesLayer method paintSegment.

/**
 * Paints arrows on each segment. arrowSegmentLength decides how many
 * arrows will be on each segment.
 * @param g
 * @param segment
 * @param tile
 */
protected void paintSegment(Graphics g, Coord[] segment, Tile tile) {
    super.paintSegment(g, segment, tile);
    int pointsNo = segment.length;
    for (int i = 1; i < pointsNo; i++) {
        Coord start = segment[i - 1];
        Coord end = segment[i];
        Point s = tile.pointPosition(start);
        Point e = tile.pointPosition(end);
        int noOfSegments = calculateLength(s, e) / arrowSegmentLength;
        if (noOfSegments == 0 && calculateLength(s, e) > minArrowSementLength) {
            noOfSegments = 1;
        }
        for (int j = 1; j <= noOfSegments; j++) {
            if (j == 1) {
                double div = 1.0 / noOfSegments;
                drawArrow(g, new Point(s.getX(), s.getY()), new Point((int) (div * e.getX() + s.getX() * (1 - div)), (int) (div * e.getY() + s.getY() * (1 - div))));
            } else if (j == noOfSegments) {
                double div = (noOfSegments - 1) / (noOfSegments * 1.0);
                drawArrow(g, new Point((int) (div * e.getX() + s.getX() * (1 - div)), (int) (div * e.getY() + s.getY() * (1 - div))), new Point(e.getX(), e.getY()));
            } else {
                double div = ((j - 1) * 1.0) / noOfSegments;
                double div2 = (j * 1.0) / noOfSegments;
                drawArrow(g, new Point((int) (div * e.getX() + s.getX() * (1 - div)), (int) (div * e.getY() + s.getY() * (1 - div))), new Point((int) (div2 * e.getX() + s.getX() * (1 - div2)), (int) (div2 * e.getY() + s.getY() * (1 - div2))));
            }
        }
    }
}

Example 19 with Graphics

use of com.codename1.ui.Graphics in project CodenameOne by codenameone.

the class LinesLayer method paintSegment.

/**
 * Paint a segment.
 *
 * @param g a Graphics Object to paint on
 * @param segment array of Coord to draw a Line.
 * @param tile
 */
protected void paintSegment(Graphics g, Coord[] segment, Tile tile) {
    int pointsNo = segment.length;
    for (int i = 1; i < pointsNo; i++) {
        Coord start = (Coord) segment[i - 1];
        Coord end = (Coord) segment[i];
        Point s = tile.pointPosition(start);
        Point e = tile.pointPosition(end);
        g.drawLine(s.getX(), s.getY(), e.getX(), e.getY());
        // lame & simple way to make line thicker
        g.drawLine(s.getX() - 1, s.getY(), e.getX() - 1, e.getY());
        g.drawLine(s.getX() + 1, s.getY(), e.getX() + 1, e.getY());
        g.drawLine(s.getX(), s.getY() - 1, e.getX(), e.getY() - 1);
        g.drawLine(s.getX(), s.getY() + 1, e.getX(), e.getY() + 1);
    }
}

Example 20 with Graphics

use of com.codename1.ui.Graphics in project CodenameOne by codenameone.

the class LayerWithZoomLevels method drawAttribution.

private void drawAttribution(Graphics g, String attribution) {
    if (attribution == null) {
        return;
    }
    g.setColor(0);
    g.setFont(attributionFont);
    Font f = g.getFont();
    g.drawString(attribution, getWidth() - f.stringWidth(attribution) - 2, getHeight() - f.getHeight() - 2);
}