Java Code Examples for lecho.lib.hellocharts.model.Viewport#inset()

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.fragment_good_bad, container, false);

    chart = (LineChartView) rootView.findViewById(R.id.chart);

    generateDefaultData();
    chart.setLineChartData(data);

    // Increase viewport height for better look
    Viewport v = chart.getMaximumViewport();
    float dy = v.height() * 0.2f;
    v.inset(0, -dy);
    chart.setMaximumViewport(v);
    chart.setCurrentViewport(v);

    return rootView;
}
 

/**
 * Removes empty spaces on sides of chart(left-right for landscape, top-bottom for portrait). *This method should be
 * called after layout had been drawn*. Because most often chart is drawn as rectangle with proportions other than
 * 1:1 and bubbles have to be drawn as circles not ellipses I am unable to calculate correct margins based on chart
 * data only. I need to know chart dimension to remove extra empty spaces, that bad because viewport depends a
 * little on contentRectMinusAllMargins.
 */
public void removeMargins() {
    final Rect contentRect = computator.getContentRectMinusAllMargins();
    if (contentRect.height() == 0 || contentRect.width() == 0) {
        // View probably not yet measured, skip removing margins.
        return;
    }
    final float pxX = computator.computeRawDistanceX(maxRadius * bubbleScaleX);
    final float pxY = computator.computeRawDistanceY(maxRadius * bubbleScaleY);
    final float scaleX = computator.getMaximumViewport().width() / contentRect.width();
    final float scaleY = computator.getMaximumViewport().height() / contentRect.height();
    float dx = 0;
    float dy = 0;
    if (isBubbleScaledByX) {
        dy = (pxY - pxX) * scaleY * 0.75f;
    } else {
        dx = (pxX - pxY) * scaleX * 0.75f;
    }

    Viewport maxViewport = computator.getMaximumViewport();
    maxViewport.inset(dx, dy);
    Viewport currentViewport = computator.getCurrentViewport();
    currentViewport.inset(dx, dy);
    computator.setMaxViewport(maxViewport);
    computator.setCurrentViewport(currentViewport);
}
 

public Viewport advanceViewport(Chart chart, Chart previewChart) {
    viewport = new Viewport(previewChart.getMaximumViewport());
    viewport.inset((float)((86400000 / 2.5)/fuzzer), 0);
    double distance_to_move = ((new Date().getTime())/fuzzer) - viewport.left - (((viewport.right - viewport.left) /2));
    viewport.offset((float) distance_to_move, 0);
    return viewport;
}
 

private void previewXY() {
    // Better to not modify viewport of any chart directly so create a copy.
    Viewport tempViewport = new Viewport(chart.getMaximumViewport());
    // Make temp viewport smaller.
    float dx = tempViewport.width() / 4;
    float dy = tempViewport.height() / 4;
    tempViewport.inset(dx, dy);
    previewChart.setCurrentViewportWithAnimation(tempViewport);
}
 

private void previewX(boolean animate) {
    Viewport tempViewport = new Viewport(chart.getMaximumViewport());
    float dx = tempViewport.width() / 4;
    tempViewport.inset(dx, 0);
    if (animate) {
        previewChart.setCurrentViewportWithAnimation(tempViewport);
    } else {
        previewChart.setCurrentViewport(tempViewport);
    }
    previewChart.setZoomType(ZoomType.HORIZONTAL);
}
 

private void previewY() {
    Viewport tempViewport = new Viewport(chart.getMaximumViewport());
    float dy = tempViewport.height() / 4;
    tempViewport.inset(0, dy);
    previewChart.setCurrentViewportWithAnimation(tempViewport);
    previewChart.setZoomType(ZoomType.VERTICAL);
}
 

private void previewXY() {
    // Better to not modify viewport of any chart directly so create a copy.
    Viewport tempViewport = new Viewport(chart.getMaximumViewport());
    // Make temp viewport smaller.
    float dx = tempViewport.width() / 4;
    float dy = tempViewport.height() / 4;
    tempViewport.inset(dx, dy);
    previewChart.setCurrentViewportWithAnimation(tempViewport);
}
 

private void previewX(boolean animate) {
    Viewport tempViewport = new Viewport(chart.getMaximumViewport());
    float dx = tempViewport.width() / 4;
    tempViewport.inset(dx, 0);
    if (animate) {
        previewChart.setCurrentViewportWithAnimation(tempViewport);
    } else {
        previewChart.setCurrentViewport(tempViewport);
    }
    previewChart.setZoomType(ZoomType.HORIZONTAL);
}
 

private void previewY() {
    Viewport tempViewport = new Viewport(chart.getMaximumViewport());
    float dy = tempViewport.height() / 4;
    tempViewport.inset(0, dy);
    previewChart.setCurrentViewportWithAnimation(tempViewport);
    previewChart.setZoomType(ZoomType.VERTICAL);
}
 

public Viewport advanceViewport(Chart chart, Chart previewChart) {
    viewport = new Viewport(previewChart.getMaximumViewport());
    viewport.inset((float) ((86400000 / 2.5) / FUZZER), 0);
    double distance_to_move = ((new Date().getTime())/ FUZZER) - viewport.left - (((viewport.right - viewport.left) /2));
    viewport.offset((float) distance_to_move, 0);
    return viewport;
}
 

public Viewport advanceViewport(Chart chart, Chart previewChart) {
    viewport = new Viewport(previewChart.getMaximumViewport());
    viewport.inset((float)((86400000 / 2.5)/fuzz), 0);
    double distance_to_move = ((new Date().getTime())/fuzz) - viewport.left - (((viewport.right - viewport.left) /2));
    viewport.offset((float) distance_to_move, 0);
    return viewport;
}
 

public Viewport advanceViewport(Chart chart, Chart previewChart) {
    viewport = new Viewport(previewChart.getMaximumViewport());
    viewport.inset((float) (86400000 / 2.5), 0);
    double distance_to_move = (new Date().getTime()) - viewport.left - (((viewport.right - viewport.left) / 2));
    viewport.offset((float) distance_to_move, 0);
    return viewport;
}
 

public Viewport advanceViewport(Chart chart, Chart previewChart) {
    viewport = new Viewport(previewChart.getMaximumViewport());
    viewport.inset((float)((86400000 / 2.5)/fuzz), 0);
    double distance_to_move = ((new Date().getTime())/fuzz) - viewport.left - (((viewport.right - viewport.left) /2));
    viewport.offset((float) distance_to_move, 0);
    return viewport;
}
 

public Viewport advanceViewport(Chart chart, Chart previewChart) {
    viewport = new Viewport(previewChart.getMaximumViewport());
    viewport.inset((float) ((86400000 / 2.5) / FUZZER), 0);
    double distance_to_move = ((new Date().getTime())/ FUZZER) - viewport.left - (((viewport.right - viewport.left) /2));
    viewport.offset((float) distance_to_move, 0);
    return viewport;
}
 

public Viewport advanceViewport(Chart chart, Chart previewChart, float hours) {
    viewport = new Viewport(previewChart.getMaximumViewport());
    viewport.inset((float) ((86400000 / hours) / FUZZER), 0);
    double distance_to_move = ((new Date().getTime()) / FUZZER) - viewport.left - (((viewport.right - viewport.left) / 2));
    viewport.offset((float) distance_to_move, 0);
    return viewport;
}
 

public Viewport advanceViewport(Chart chart, Chart previewChart) {
    viewport = new Viewport(previewChart.getMaximumViewport());
    viewport.inset((float) ((86400000 / 2.5) / FUZZER), 0);
    double distance_to_move = ((new Date().getTime())/ FUZZER) - viewport.left - (((viewport.right - viewport.left) /2));
    viewport.offset((float) distance_to_move, 0);
    return viewport;
}
 

public Viewport advanceViewport(Chart chart, Chart previewChart, float hours) {
    viewport = new Viewport(previewChart.getMaximumViewport());
    viewport.inset((float) ((86400000 / hours) / FUZZER), 0);
    double distance_to_move = ((new Date().getTime()) / FUZZER) - viewport.left - (((viewport.right - viewport.left) / 2));
    viewport.offset((float) distance_to_move, 0);
    return viewport;
}