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

Example 11 with Graphics

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

the class DefaultLookAndFeel method drawCheckBox.

/**
 * {@inheritDoc}
 */
public void drawCheckBox(Graphics g, Button cb) {
    if (chkBoxImages != null) {
        Image x;
        if (chkBoxImagesFocus != null && chkBoxImagesFocus[0] != null && cb.hasFocus() && Display.getInstance().shouldRenderSelection(cb)) {
            if (cb.isEnabled()) {
                x = chkBoxImagesFocus[cb.isSelected() ? 1 : 0];
            } else {
                x = chkBoxImagesFocus[cb.isSelected() ? 3 : 2];
            }
        } else {
            if (cb.isEnabled()) {
                x = chkBoxImages[cb.isSelected() ? 1 : 0];
            } else {
                x = chkBoxImages[cb.isSelected() ? 3 : 2];
            }
        }
        drawComponent(g, cb, cb.getIconFromState(), x, 0);
    } else {
        Style style = cb.getStyle();
        // checkbox square needs to be the height and width of the font height even
        // when no text is in the check box this is a good indication of phone DPI
        int height = cb.getStyle().getFont().getHeight();
        drawComponent(g, cb, cb.getIconFromState(), null, height);
        int gradientColor;
        g.setColor(style.getFgColor());
        gradientColor = style.getBgColor();
        int width = height;
        int rectWidth = scaleCoordinate(12f, 16, width);
        int tX = cb.getX();
        if (cb.isRTL()) {
            tX = tX + cb.getWidth() - style.getPaddingLeft(cb.isRTL()) - rectWidth;
        } else {
            tX += style.getPaddingLeft(cb.isRTL());
        }
        int tY = cb.getY() + style.getPaddingTop() + (cb.getHeight() - style.getPaddingTop() - style.getPaddingBottom()) / 2 - height / 2;
        g.translate(tX, tY);
        int x = scaleCoordinate(1.04f, 16, width);
        int y = scaleCoordinate(4.0f, 16, height);
        int rectHeight = scaleCoordinate(12f, 16, height);
        // brighten or darken the color slightly
        int destColor = findDestColor(gradientColor);
        g.fillLinearGradient(gradientColor, destColor, x + 1, y + 1, rectWidth - 2, rectHeight - 1, false);
        g.drawRoundRect(x, y, rectWidth, rectHeight, 5, 5);
        if (cb.isSelected()) {
            int color = g.getColor();
            g.setColor(0x111111);
            g.translate(0, 1);
            fillCheckbox(g, width, height);
            g.setColor(color);
            g.translate(0, -1);
            fillCheckbox(g, width, height);
        }
        g.translate(-tX, -tY);
    }
}

Example 12 with Graphics

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

the class RoundBorder method paintBorderBackground.

@Override
public void paintBorderBackground(Graphics g, final Component c) {
    final int w = c.getWidth();
    final int h = c.getHeight();
    int x = c.getX();
    int y = c.getY();
    if (w > 0 && h > 0) {
        Object k = c.getClientProperty(CACHE_KEY + instanceVal);
        if (k instanceof CacheValue) {
            CacheValue val = (CacheValue) k;
            if (val.modificationTime == modificationTime && val.img.getWidth() == w && val.img.getHeight() == h) {
                g.drawImage(val.img, x, y);
                return;
            }
        }
    } else {
        return;
    }
    Image target = createTargetImage(c, w, h, true);
    g.drawImage(target, x, y);
    c.putClientProperty(CACHE_KEY + instanceVal, new CacheValue(target, modificationTime));
    // update the cache with a more refined version and repaint
    Display.getInstance().callSeriallyOnIdle(new Runnable() {

        public void run() {
            if (w == c.getWidth() && h == c.getHeight()) {
                Image target = createTargetImage(c, w, h, false);
                c.putClientProperty(CACHE_KEY + instanceVal, new CacheValue(target, modificationTime));
                c.repaint();
            }
        }
    });
}

Example 13 with Graphics

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

the class GlassTutorial method paint.

/**
 * {@inheritDoc}
 */
public void paint(Graphics g, Rectangle rect) {
    if (internal == null) {
        internal = new Label(" ");
        internal.setUIID("GlassTutorial");
    }
    internal.setSize(rect.getSize());
    internal.paintComponent(g);
    int componentCount = vec.size();
    for (int iter = 0; iter < componentCount; iter++) {
        Component current = (Component) vec.elementAt(iter);
        String pos = (String) current.getClientProperty(POS);
        Component dest = (Component) current.getClientProperty(DEST);
        int xpos = dest.getAbsoluteX();
        int ypos = dest.getAbsoluteY();
        int w = dest.getWidth();
        int h = dest.getHeight();
        if (pos.equals(BorderLayout.CENTER)) {
            current.setX(xpos);
            current.setY(ypos);
            current.setWidth(w);
            current.setHeight(h);
            current.paintComponent(g);
            continue;
        }
        Dimension d = current.getPreferredSize();
        current.setWidth(d.getWidth());
        current.setHeight(d.getHeight());
        if (pos.equals(BorderLayout.SOUTH)) {
            current.setX(xpos + w / 2 - d.getWidth() / 2);
            current.setY(ypos + h);
            current.paintComponent(g);
            continue;
        }
        if (pos.equals(BorderLayout.NORTH)) {
            current.setX(xpos + w / 2 - d.getWidth() / 2);
            current.setY(ypos - d.getHeight());
            current.paintComponent(g);
            continue;
        }
        if (pos.equals(BorderLayout.EAST)) {
            current.setX(xpos + w);
            current.setY(ypos + h / 2 - d.getHeight() / 2);
            current.paintComponent(g);
            continue;
        }
        if (pos.equals(BorderLayout.WEST)) {
            current.setX(xpos - d.getWidth());
            current.setY(ypos + h / 2 - d.getHeight() / 2);
            current.paintComponent(g);
            continue;
        }
    }
}

Example 14 with Graphics

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

the class Spinner method paint.

/**
 * {@inheritDoc}
 */
public void paint(Graphics g) {
    super.paint(g);
    if (spinnerHandle != null) {
        Style s = getStyle();
        g.drawImage(spinnerHandle, getX() + getWidth() - spinnerHandle.getWidth() - s.getHorizontalPadding(), getY() + s.getPaddingTop());
    }
    if (System.currentTimeMillis() - inputSkipDelay < lastKeyInteraction || quickType.isPendingCommit()) {
        quickType.setWidth(Math.min(getWidth(), quickType.getPreferredW()));
        quickType.setHeight(Math.min(getHeight(), quickType.getPreferredH()));
        Style s = quickType.getStyle();
        quickType.setY(getScrollY() + getY());
        // positioning based on date/time
        if (getRenderer() instanceof DateTimeRenderer) {
            switch(currentInputAlign) {
                case LEFT:
                    quickType.setX(getX());
                    break;
                case RIGHT:
                    quickType.setX(getX() + quickType.getStyle().getFont().charWidth(TextArea.getWidestChar()) * 4 + s.getMarginRightNoRTL());
                    break;
                default:
                    quickType.setX(getX() + quickType.getStyle().getFont().charWidth(TextArea.getWidestChar()) * 2 + s.getMarginLeftNoRTL());
                    break;
            }
        } else {
            quickType.setX(getX());
        }
        quickType.paintComponent(g, true);
    }
}

Example 15 with Graphics

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

the class Effects method squareShadow.

/**
 * Generates a square shadow and returns it
 *
 * @param width the width of the shadow image
 * @param height the height of the shadow image
 * @param blurRadius a shadow is blurred using a gaussian blur when available, a value of 10 is often satisfactory
 * @param opacity the opacity of the shadow between 0 - 1 where 1 is completely opaque
 * @return an image containing the shadow for source
 */
public static Image squareShadow(int width, int height, int blurRadius, float opacity) {
    Image img = Image.createImage(width + blurRadius * 2, height + blurRadius * 2, 0);
    Graphics g = img.getGraphics();
    int destAlpha = (int) (opacity * 255.0);
    g.setColor(0);
    Motion lin = Motion.createLinearMotion(2, destAlpha, blurRadius);
    // draw a gradient of sort for the shadow
    for (int iter = blurRadius - 1; iter >= 0; iter--) {
        lin.setCurrentMotionTime(iter);
        g.setAlpha(lin.getValue());
        g.drawRect(blurRadius + iter, blurRadius + iter, width - iter * 2, height - iter * 2);
    }
    if (Display.getInstance().isGaussianBlurSupported()) {
        img = Display.getInstance().gaussianBlurImage(img, blurRadius);
    }
    return img;
}