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

Example 41 with List

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

the class BarChart method drawSeries.

/**
 * The graphical representation of a series.
 *
 * @param canvas the canvas to paint to
 * @param paint the paint to be used for drawing
 * @param points the array of points to be used for drawing the series
 * @param seriesRenderer the series renderer
 * @param yAxisValue the minimum value of the y axis
 * @param seriesIndex the index of the series currently being drawn
 * @param startIndex the start index of the rendering points
 */
@Override
public void drawSeries(Canvas canvas, Paint paint, List<Float> points, XYSeriesRenderer seriesRenderer, float yAxisValue, int seriesIndex, int startIndex) {
    int seriesNr = mDataset.getSeriesCount();
    int length = points.size();
    paint.setColor(seriesRenderer.getColor());
    paint.setStyle(Style.FILL);
    float halfDiffX = getHalfDiffX(points, length, seriesNr);
    Point[] yvals = new Point[length / 2];
    for (int i = 0; i < length; i += 2) {
        Point p = new Point();
        p.seriesIndex = i / 2;
        p.yval = points.get(i + 1);
        yvals[i / 2] = p;
    }
    for (int i = 0; i < length; i += 2) {
        float x = points.get(i);
        float y = points.get(i + 1);
        if (mType == Type.HEAPED && seriesIndex > 0) {
            float lastY = mPreviousSeriesPoints.get(i + 1);
            y = y + (lastY - yAxisValue);
            points.set(i + 1, y);
            drawBar(canvas, x, lastY, x, y, halfDiffX, seriesNr, seriesIndex, paint);
        } else {
            drawBar(canvas, x, yAxisValue, x, y, halfDiffX, seriesNr, seriesIndex, paint);
        }
    }
    paint.setColor(seriesRenderer.getColor());
    mPreviousSeriesPoints = points;
}

Example 42 with List

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

the class BarChart method getHalfDiffX.

/**
 * Calculates and returns the half-distance in the graphical representation of
 * 2 consecutive points.
 *
 * @param points the points
 * @param length the points length
 * @param seriesNr the series number
 * @return the calculated half-distance value
 */
protected float getHalfDiffX(List<Float> points, int length, int seriesNr) {
    float barWidth = mRenderer.getBarWidth();
    if (barWidth > 0) {
        return barWidth / 2;
    }
    int div = length;
    if (length > 2) {
        div = length - 2;
    }
    float halfDiffX = (points.get(length - 2) - points.get(0)) / div;
    if (halfDiffX == 0) {
        halfDiffX = 10;
    }
    if (mType != Type.STACKED && mType != Type.HEAPED) {
        halfDiffX /= seriesNr;
    }
    return (float) (halfDiffX / (getCoeficient() * (1 + mRenderer.getBarSpacing())));
}

Example 43 with List

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

the class ComboBox method createPopupDialog.

/**
 * Subclasses can override this method to change the creation of the dialog
 *
 * @param l the list of the popup
 * @return a dialog instance
 */
protected Dialog createPopupDialog(List<T> l) {
    Dialog popupDialog = new Dialog(getUIID() + "Popup", getUIID() + "PopupTitle") {

        void sizeChangedInternal(int w, int h) {
            // resize the popup just resize the parent form
            if (getWidth() == w && getHeight() != h) {
                Form frm = getPreviousForm();
                if (frm != null) {
                    frm.sizeChangedInternal(w, h);
                }
                setSize(new Dimension(w, h));
                repaint();
            } else {
                dispose();
            }
        }
    };
    popupDialog.setScrollable(false);
    popupDialog.getContentPane().setAlwaysTensile(false);
    popupDialog.setAlwaysTensile(false);
    popupDialog.getContentPane().setUIID("PopupContentPane");
    popupDialog.setDisposeWhenPointerOutOfBounds(true);
    popupDialog.setTransitionInAnimator(CommonTransitions.createEmpty());
    popupDialog.setTransitionOutAnimator(CommonTransitions.createEmpty());
    popupDialog.setLayout(new BorderLayout());
    popupDialog.addComponent(BorderLayout.CENTER, l);
    return popupDialog;
}

Example 44 with List

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

the class ComboBox method createPopupList.

/**
 * Creates the list object used within the popup dialog. This method allows subclasses
 * to customize the list creation for the popup dialog shown when the combo box is pressed.
 *
 * @return a newly created list object used when the user presses the combo box.
 */
protected List<T> createPopupList() {
    List<T> l = new List<T>(getModel());
    l.setCommandList(isCommandList());
    l.setSmoothScrolling(isSmoothScrolling());
    l.setFixedSelection(getFixedSelection());
    l.setListCellRenderer(getRenderer());
    l.setItemGap(getItemGap());
    l.setUIID("ComboBoxList");
    if (getUIManager().isThemeConstant("otherPopupRendererBool", false)) {
        DefaultListCellRenderer renderer = new DefaultListCellRenderer();
        renderer.setUIID("PopupItem");
        renderer.getListFocusComponent(l).setUIID("PopupFocus");
        l.setListCellRenderer(renderer);
    }
    return l;
}

Example 45 with List

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

the class Component method scrollRectToVisible.

/**
 * Makes sure the component is visible in the scroll if this container
 * is scrollable
 *
 * @param x
 * @param y
 * @param width
 * @param height
 * @param coordinateSpace the component according to whose coordinates
 * rect is defined. Rect's x/y are relative to that component
 * (they are not absolute).
 */
public void scrollRectToVisible(int x, int y, int width, int height, Component coordinateSpace) {
    if (isScrollable()) {
        int scrollPosition = getScrollY();
        Style s = getStyle();
        int w = getWidth() - s.getHorizontalPadding();
        int h = getHeight() - s.getVerticalPadding();
        Rectangle view;
        int invisibleAreaUnderVKB = getInvisibleAreaUnderVKB();
        if (isSmoothScrolling() && destScrollY > -1) {
            view = new Rectangle(getScrollX(), destScrollY, w, h - invisibleAreaUnderVKB);
        } else {
            view = new Rectangle(getScrollX(), getScrollY(), w, h - invisibleAreaUnderVKB);
        }
        int relativeX = x;
        int relativeY = y;
        // component needs to be in absolute coordinates...
        Container parent = null;
        if (coordinateSpace != null) {
            parent = coordinateSpace.getParent();
        }
        if (parent == this) {
            if (view.contains(x, y, width, height)) {
                return;
            }
        } else {
            while (parent != this) {
                // mostly a special case for list
                if (parent == null) {
                    relativeX = x;
                    relativeY = y;
                    break;
                }
                relativeX += parent.getX();
                relativeY += parent.getY();
                parent = parent.getParent();
            }
            if (view.contains(relativeX, relativeY, width, height)) {
                return;
            }
        }
        if (isScrollableX()) {
            if (getScrollX() > relativeX) {
                setScrollX(relativeX);
            }
            int rightX = relativeX + width - s.getHorizontalPadding();
            if (getScrollX() + w < rightX) {
                setScrollX(getScrollX() + (rightX - (getScrollX() + w)));
            } else {
                if (getScrollX() > relativeX) {
                    setScrollX(relativeX);
                }
            }
        }
        if (isScrollableY()) {
            if (getScrollY() > relativeY) {
                scrollPosition = relativeY;
            }
            int bottomY = relativeY + height - s.getVerticalPadding();
            if (getScrollY() + h < bottomY + invisibleAreaUnderVKB) {
                scrollPosition = getScrollY() + (bottomY - (getScrollY() + h)) + invisibleAreaUnderVKB;
            } else {
                if (getScrollY() > relativeY) {
                    scrollPosition = relativeY;
                }
            }
            if (isSmoothScrolling() && isInitialized()) {
                initialScrollY = getScrollY();
                destScrollY = scrollPosition;
                initScrollMotion();
            } else {
                setScrollY(scrollPosition);
            }
        }
        repaint();
    } else {
        // try to move parent scroll if you are not scrollable
        Container parent = getParent();
        if (parent != null) {
            parent.scrollRectToVisible(getAbsoluteX() - parent.getAbsoluteX() + x, getAbsoluteY() - parent.getAbsoluteY() + y, width, height, parent);
        }
    }
}