Examples with StyleRange org.eclipse.swt.custom.StyleRange used on opensource projects

Example 46 with StyleRange

use of org.eclipse.swt.custom.StyleRange in project eclipse.platform.text by eclipse.

the class TextPresentation method applyStyleRanges.

/**
 * Applies the given ranges to this presentation. Each range must be a
 * subrange of the presentation's default range. The ranges must be ordered
 * by increasing offset and must not overlap (but may be adjacent).
 *
 * @param ranges the ranges to be added
 * @param merge <code>true</code> if the style should be merged instead of replaced
 * @since 3.0
 */
private void applyStyleRanges(StyleRange[] ranges, boolean merge) {
    int j = 0;
    ArrayList<StyleRange> oldRanges = fRanges;
    ArrayList<StyleRange> newRanges = new ArrayList<>(2 * ranges.length + oldRanges.size());
    for (StyleRange range : ranges) {
        // for getFirstIndexAfterWindow(...)
        fRanges = oldRanges;
        for (int m = getFirstIndexAfterWindow(new Region(range.start, range.length)); j < m; j++) newRanges.add(oldRanges.get(j));
        // for mergeStyleRange(...)
        fRanges = newRanges;
        applyStyleRange(range, merge);
    }
    for (int m = oldRanges.size(); j < m; j++) newRanges.add(oldRanges.get(j));
    fRanges = newRanges;
}

Example 47 with StyleRange

use of org.eclipse.swt.custom.StyleRange in project eclipse.platform.text by eclipse.

the class TextViewer method addPresentation.

/**
 * Adds the given presentation to the viewer's style information.
 *
 * @param presentation the presentation to be added
 */
private void addPresentation(TextPresentation presentation) {
    StyleRange range = presentation.getDefaultStyleRange();
    if (range != null) {
        range = modelStyleRange2WidgetStyleRange(range);
        if (range != null)
            fTextWidget.setStyleRange(range);
        ArrayList<StyleRange> ranges = new ArrayList<>(presentation.getDenumerableRanges());
        Iterator<StyleRange> e = presentation.getNonDefaultStyleRangeIterator();
        while (e.hasNext()) {
            range = e.next();
            range = modelStyleRange2WidgetStyleRange(range);
            if (range != null)
                ranges.add(range);
        }
        if (!ranges.isEmpty())
            fTextWidget.replaceStyleRanges(0, 0, ranges.toArray(new StyleRange[ranges.size()]));
    } else {
        IRegion region = modelRange2WidgetRange(presentation.getCoverage());
        if (region == null)
            return;
        List<StyleRange> list = new ArrayList<>(presentation.getDenumerableRanges());
        Iterator<StyleRange> e = presentation.getAllStyleRangeIterator();
        while (e.hasNext()) {
            range = e.next();
            range = modelStyleRange2WidgetStyleRange(range);
            if (range != null)
                list.add(range);
        }
        if (!list.isEmpty()) {
            StyleRange[] ranges = new StyleRange[list.size()];
            list.toArray(ranges);
            fTextWidget.replaceStyleRanges(region.getOffset(), region.getLength(), ranges);
        }
    }
}

Example 48 with StyleRange

use of org.eclipse.swt.custom.StyleRange in project linuxtools by eclipse.

the class ReportComparisonView method setStyledText.

/**
 * Set properties for StlyedText widget.
 * @param input String StyledText content.
 */
private void setStyledText(String input) {
    result.setText(input);
    result.setJustify(true);
    result.setAlignment(SWT.LEFT);
    result.setFont(JFaceResources.getFont(JFaceResources.TEXT_FONT));
    List<StyleRange> styles = new ArrayList<>();
    int ptr = 0;
    // $NON-NLS-1$
    String[] lines = input.split("\n");
    for (String line : lines) {
        if (Pattern.matches(DIFF_ENTRY, line)) {
            Matcher m = Pattern.compile(DIFF_ENTRY).matcher(line);
            if (m.matches() && m.group(1) != null && m.group(3) != null) {
                try {
                    float baseline = Float.parseFloat(m.group(1).trim());
                    float delta = Float.parseFloat(m.group(3).trim());
                    if (baseline > 1 && Math.abs(delta) > 1) {
                        StyleRange curStyleRange;
                        if (delta < 0) {
                            curStyleRange = delta < -5 ? new StyleRange(ptr, line.length(), LIGHT_GREEN, null) : new StyleRange(ptr, line.length(), GREEN, null);
                        } else {
                            curStyleRange = delta < 5 ? new StyleRange(ptr, line.length(), ORANGE, null) : new StyleRange(ptr, line.length(), RED, null);
                        }
                        styles.add(curStyleRange);
                    }
                } catch (NumberFormatException e) {
                // set no StyleRange
                }
            }
        }
        // + 1 to skip over the '\n' at EOL that the tokenizer eats
        ptr += line.length() + 1;
    }
    result.setStyleRanges(styles.toArray(new StyleRange[0]));
}

Example 49 with StyleRange

use of org.eclipse.swt.custom.StyleRange in project linuxtools by eclipse.

the class StatComparisonView method setStyledText.

/**
 * Set String input in text display. Adapted from
 * org.eclipse.linuxtools.internal.perf.ui.SourceDisassemblyView.
 *
 * @param input text to display
 */
private void setStyledText(String input) {
    text.setText(input);
    text.setAlignment(SWT.LEFT);
    // set default TextConsole font (monospaced).
    text.setFont(JFaceResources.getFont(JFaceResources.TEXT_FONT));
    List<StyleRange> styles = new ArrayList<>();
    int ptr = 0;
    // $NON-NLS-1$
    String[] lines = input.split("\n");
    for (String line : lines) {
        if (Pattern.matches(OCCURRENCE, line)) {
            Matcher m = Pattern.compile(OCCURRENCE).matcher(line);
            if (m.matches() && m.group(1) != null) {
                try {
                    float occurrence = StatComparisonData.toFloat(m.group(1).trim());
                    if (occurrence > 0) {
                        styles.add(new StyleRange(ptr, line.length(), RED, null));
                    } else if (occurrence < 0) {
                        styles.add(new StyleRange(ptr, line.length(), GREEN, null));
                    }
                } catch (NumberFormatException e) {
                // set no StyleRange
                }
            }
        }
        // + 1 to skip over the '\n' at EOL that the tokenizer eats
        ptr += line.length() + 1;
    }
    text.setStyleRanges(styles.toArray(new StyleRange[0]));
}

Example 50 with StyleRange

use of org.eclipse.swt.custom.StyleRange in project knime-core by knime.

the class AnnotationEditPart method toSWTStyleRanges.

public static StyleRange[] toSWTStyleRanges(final AnnotationData t, final Font defaultFont) {
    AnnotationData.StyleRange[] knimeStyleRanges = t.getStyleRanges();
    ArrayList<StyleRange> swtStyleRange = new ArrayList<StyleRange>(knimeStyleRanges.length);
    for (AnnotationData.StyleRange knimeSR : knimeStyleRanges) {
        StyleRange swtStyle = new StyleRange();
        Font f = FontStore.INSTANCE.getAnnotationFont(knimeSR, defaultFont);
        swtStyle.font = f;
        if (knimeSR.getFgColor() >= 0) {
            int rgb = knimeSR.getFgColor();
            RGB rgbObj = RGBintToRGBObj(rgb);
            swtStyle.foreground = new Color(null, rgbObj);
        }
        swtStyle.start = knimeSR.getStart();
        swtStyle.length = knimeSR.getLength();
        swtStyleRange.add(swtStyle);
    }
    return swtStyleRange.toArray(new StyleRange[swtStyleRange.size()]);
}