Examples with TextLine com.pdfjet.TextLine used on opensource projects

Example 1 with TextLine

use of com.pdfjet.TextLine in project Diaguard by Faltenreich.

the class PdfTimeline method drawChart.

private Point drawChart(PdfPage page, Point position, List<BloodSugar> bloodSugars) throws Exception {
    chart.setColor(Color.transparent);
    chart.setPosition(position.getX(), position.getY());
    float[] coordinates = chart.drawOn(page);
    TextLine label = new TextLine(cache.getFontNormal());
    label.setColor(Color.gray);
    Line line = new Line();
    line.setColor(Color.gray);
    float chartWidth = chart.getWidth();
    float chartHeight = chart.getHeight();
    float chartStartX = 0;
    float chartEndX = chartStartX + chart.getWidth();
    float chartStartY = 0;
    float chartEndY = chartStartY + chartHeight;
    float contentStartX = getLabelWidth();
    float contentStartY = chartStartY + label.getHeight() + PADDING;
    float contentEndX = chartEndX;
    float contentEndY = chartEndY;
    float contentWidth = contentEndX - contentStartX;
    float contentHeight = contentEndY - contentStartY;
    int xStep = DateTimeConstants.MINUTES_PER_HOUR * HOUR_INTERVAL;
    float xMax = DateTimeConstants.MINUTES_PER_DAY;
    TextLine header = new TextLine(cache.getFontBold());
    header.setText(DateTimeUtils.toWeekDayAndDate(cache.getDateTime()));
    header.setPosition(chartStartX, chartStartY + header.getHeight());
    header.placeIn(chart);
    header.drawOn(page);
    // Labels for x axis
    int minutes = 0;
    while (minutes <= xMax) {
        float x = contentStartX + ((float) minutes / xMax) * contentWidth;
        label.setText(String.valueOf(minutes / 60));
        label.setPosition(x - label.getWidth() / 2, chartStartY + header.getHeight());
        label.placeIn(chart);
        label.drawOn(page);
        line.setStartPoint(x, chartStartY + header.getHeight() + 8);
        line.setEndPoint(x, contentEndY);
        line.placeIn(chart);
        line.drawOn(page);
        minutes += xStep;
    }
    if (showChartForBloodSugar) {
        float yMin = 40;
        float yMax = 210;
        for (BloodSugar bloodSugar : bloodSugars) {
            if (bloodSugar.getMgDl() > yMax) {
                yMax = bloodSugar.getMgDl();
            }
        }
        int yStep = (int) ((yMax - yMin) / 5);
        yStep = Math.round((yStep + 10) / 10) * 10;
        // Labels for y axis
        int labelValue = yStep;
        float labelY;
        while ((labelY = contentStartY + contentHeight - ((labelValue / yMax) * contentHeight)) >= contentStartY) {
            label.setText(PreferenceStore.getInstance().getMeasurementForUi(Category.BLOODSUGAR, labelValue));
            label.setPosition(chartStartX, labelY + (label.getHeight() / 4));
            label.placeIn(chart);
            label.drawOn(page);
            line.setStartPoint(chartStartX + label.getWidth() + PADDING, labelY);
            line.setEndPoint(contentEndX, labelY);
            line.placeIn(chart);
            line.drawOn(page);
            labelValue += yStep;
        }
        Point point = new Point();
        point.setFillShape(true);
        point.setRadius(POINT_RADIUS);
        for (BloodSugar bloodSugar : bloodSugars) {
            Entry entry = bloodSugar.getEntry();
            float minute = entry.getDate().getMinuteOfDay();
            float value = bloodSugar.getMgDl();
            float x = contentStartX + ((minute / xMax) * contentWidth);
            float y = contentStartY + (contentHeight - (value / yMax) * contentHeight);
            point.setPosition(x, y);
            int color = Color.black;
            if (cache.getConfig().highlightLimits()) {
                if (value > PreferenceStore.getInstance().getLimitHyperglycemia()) {
                    color = cache.getColorHyperglycemia();
                } else if (value < PreferenceStore.getInstance().getLimitHypoglycemia()) {
                    color = cache.getColorHypoglycemia();
                }
            }
            point.setColor(color);
            point.placeIn(chart);
            point.drawOn(page);
        }
    }
    return new Point(position.getX(), coordinates[1]);
}