Examples with TextStyle org.eclipse.swt.graphics.TextStyle used on opensource projects

Example 6 with TextStyle

use of org.eclipse.swt.graphics.TextStyle in project translationstudio8 by heartsome.

the class TextPainterWithPadding method setFont.

public void setFont(Font font) {
    TextLayout layout = new TextLayout(Display.getDefault());
    try {
        if (font != null) {
            this.font = font;
            Font boldFont = getFont(SWT.BOLD), italicFont = getFont(SWT.ITALIC), boldItalicFont = getFont(SWT.BOLD | SWT.ITALIC);
            layout.setText("    ");
            layout.setFont(font);
            layout.setStyle(new TextStyle(font, null, null), 0, 0);
            layout.setStyle(new TextStyle(boldFont, null, null), 1, 1);
            layout.setStyle(new TextStyle(italicFont, null, null), 2, 2);
            layout.setStyle(new TextStyle(boldItalicFont, null, null), 3, 3);
            FontMetrics metrics = layout.getLineMetrics(0);
            ascent = metrics.getAscent() + metrics.getLeading();
            descent = metrics.getDescent();
            boldFont.dispose();
            italicFont.dispose();
            boldItalicFont.dispose();
            boldFont = italicFont = boldItalicFont = null;
        }
        layout.dispose();
        layout = new TextLayout(Display.getDefault());
        layout.setFont(this.font);
        StringBuffer tabBuffer = new StringBuffer(tabSize);
        for (int i = 0; i < tabSize; i++) {
            tabBuffer.append(' ');
        }
        layout.setText(tabBuffer.toString());
        tabWidth = layout.getBounds().width;
        layout.dispose();
    } finally {
        if (layout != null && !layout.isDisposed()) {
            layout.dispose();
        }
    }
}

Example 7 with TextStyle

use of org.eclipse.swt.graphics.TextStyle in project translationstudio8 by heartsome.

the class InnerTagScanner method createTextStyle.

private TextStyle createTextStyle() {
    TextStyle style = new TextStyle();
    style.metrics = new GlyphMetrics(0, 0, 0);
    return style;
}

Example 8 with TextStyle

use of org.eclipse.swt.graphics.TextStyle in project translationstudio8 by heartsome.

the class TagStyleConfigurator method configure.

public static void configure(TextLayout textLayout) {
    String text = textLayout.getText();
    Document doc = new Document(text);
    ITokenScanner scanner = getRecipeScanner(doc);
    scanner.setRange(doc, 0, doc.getLength());
    IToken token;
    while ((token = scanner.nextToken()) != Token.EOF) {
        int offset = scanner.getTokenOffset();
        int length = scanner.getTokenLength();
        Object data = token.getData();
        if (data != null && data instanceof TextStyle) {
            TextStyle textStyle = (TextStyle) data;
            textLayout.setStyle(textStyle, offset, offset + length - 1);
        }
    }
    scanner = null;
    doc = null;
}

Example 9 with TextStyle

use of org.eclipse.swt.graphics.TextStyle in project translationstudio8 by heartsome.

the class SourceColunmCellRenderer method paint.

/**
	 * {@inheritDoc}
	 */
public void paint(GC gc, Object value) {
    GridItem item = (GridItem) value;
    gc.setFont(item.getFont(getColumn()));
    boolean drawBackground = true;
    boolean drawAsSelected = isSelected();
    if (isCellSelected()) {
        drawAsSelected = true;
    }
    gc.setForeground(item.getForeground(getColumn()));
    if (drawAsSelected) {
        gc.setBackground((Color) item.getParent().getData("selectedBgColor"));
    } else {
        if (item.getParent().isEnabled()) {
            Color back = item.getBackground(getColumn());
            if (back != null) {
                gc.setBackground(back);
            } else {
                drawBackground = false;
            }
        } else {
            gc.setBackground(getDisplay().getSystemColor(SWT.COLOR_WIDGET_BACKGROUND));
        }
    }
    if (drawBackground) {
        gc.fillRectangle(getBounds().x, getBounds().y, getBounds().width, getBounds().height);
    }
    String text = segmentViewer.getTextWidget().getText();
    // 创建 TextLayout
    TextLayout layout = getTextLayout(gc, item, getColumn(), false, false);
    String displayStr = layout.getText();
    // 附加内部标记样式前，先和源文比较，不一样的地方着色实现
    if (!tuSrcText.equals(displayStr)) {
        // TextStyle style = new TextStyle(layout.getFont(), colorConfigBean.getSrcDiffFgColor(),
        // colorConfigBean.getSrcDiffBgColor());
        // List<Position> diff = Comparator.Compare(tuSrcText, displayStr);
        // for (Iterator<Position> iterator = diff.iterator(); iterator.hasNext();) {
        // Position position = iterator.next();
        // layout.setStyle(style, position.offset, position.length);
        // }
        TextStyle diffStyle = new TextStyle(layout.getFont(), null, diffColor);
        // Increase or
        TextStyle InOrDecreaseStyle = new TextStyle(layout.getFont(), null, inOrDecreaseColor);
        // decrease
        TextStyle positionStyle = new TextStyle(layout.getFont(), null, positionColor);
        TextDiffMatcher dmp = new TextDiffMatcher();
        LinkedList<Diff> diffs = dmp.diff_main(text, displayStr);
        dmp.diff_cleanupEfficiency(diffs);
        boolean pFlg = positionDiff(diffs, text, displayStr);
        if (pFlg) {
            int insTextStart = 0;
            int delTextStart = 0;
            for (int i = 0; i < diffs.size(); i++) {
                Diff f = diffs.get(i);
                if (f.operation == Operation.EQUAL) {
                    int l = f.text.length() - 1;
                    insTextStart += l;
                    delTextStart += l;
                    continue;
                } else if (f.operation == Operation.DELETE && drawAsSelected) {
                    String delText = f.text;
                    Matcher m = PlaceHolderEditModeBuilder.PATTERN.matcher(delText);
                    TextStyle style = positionStyle;
                    boolean flg = m.find();
                    if (flg && delText.length() != 1) {
                        int start = text.indexOf(delText, delTextStart);
                        delTextStart = start + delText.length();
                        int mark = 0;
                        List<StyleRange> rangeList = new ArrayList<StyleRange>();
                        do {
                            int off = m.start();
                            StyleRange range = new StyleRange(style);
                            range.start = start + mark;
                            range.length = off - mark;
                            mark = m.end();
                            rangeList.add(range);
                        } while (m.find());
                        if (mark < delText.length()) {
                            StyleRange range = new StyleRange(style);
                            range.start = start + mark;
                            range.length = delText.length() - mark;
                            rangeList.add(range);
                        }
                        for (StyleRange range : rangeList) {
                            segmentViewer.getTextWidget().setStyleRange(range);
                        }
                    } else if (!flg) {
                        int start = text.indexOf(delText, delTextStart);
                        delTextStart = start + delText.length();
                        StyleRange range = new StyleRange(style);
                        range.start = start;
                        range.length = delText.length();
                        segmentViewer.getTextWidget().setStyleRange(range);
                    }
                } else if (f.operation == Operation.INSERT) {
                    String insText = f.text;
                    int start = displayStr.indexOf(insText, insTextStart);
                    insTextStart += insText.length();
                    layout.setStyle(positionStyle, start, start + insText.length() - 1);
                }
            }
        } else {
            int insTextStart = 0;
            int delTextStart = 0;
            for (int i = 0; i < diffs.size(); i++) {
                Diff f = diffs.get(i);
                if (f.operation == Operation.EQUAL) {
                    int l = f.text.length() - 1;
                    insTextStart += l;
                    delTextStart += l;
                    continue;
                } else if (f.operation == Operation.DELETE) {
                    String delText = f.text;
                    boolean isDiff = false;
                    if (i + 1 < diffs.size() && diffs.get(i + 1).operation == Operation.INSERT) {
                        // 库和当前句子存在不一致部分
                        i += 1;
                        // 处理库
                        f = diffs.get(i);
                        String insText = f.text;
                        int start = displayStr.indexOf(insText, insTextStart);
                        layout.setStyle(diffStyle, start, start + insText.length() - 1);
                        insTextStart = start + insText.length();
                        isDiff = true;
                    }
                    // 处理当前句子
                    if (drawAsSelected) {
                        Matcher m = PlaceHolderEditModeBuilder.PATTERN.matcher(delText);
                        TextStyle style = isDiff ? diffStyle : InOrDecreaseStyle;
                        boolean flg = m.find();
                        if (flg && delText.length() != 1) {
                            int start = text.indexOf(delText, delTextStart);
                            delTextStart = start + delText.length();
                            int mark = 0;
                            List<StyleRange> rangeList = new ArrayList<StyleRange>();
                            do {
                                int off = m.start();
                                StyleRange range = new StyleRange(style);
                                range.start = start + mark;
                                range.length = off - mark;
                                mark = m.end();
                                rangeList.add(range);
                            } while (m.find());
                            if (mark < delText.length()) {
                                StyleRange range = new StyleRange(style);
                                range.start = start + mark;
                                range.length = delText.length() - mark;
                                rangeList.add(range);
                            }
                            for (StyleRange range : rangeList) {
                                segmentViewer.getTextWidget().setStyleRange(range);
                            }
                        } else if (!flg) {
                            int start = text.indexOf(delText, delTextStart);
                            delTextStart = start + delText.length();
                            StyleRange range = new StyleRange(style);
                            range.start = start;
                            range.length = delText.length();
                            segmentViewer.getTextWidget().setStyleRange(range);
                        }
                    }
                } else if (f.operation == Operation.INSERT) {
                    // 库多出来的
                    String insText = f.text;
                    int start = displayStr.indexOf(insText, insTextStart);
                    insTextStart += insText.length();
                    layout.setStyle(InOrDecreaseStyle, start, start + insText.length() - 1);
                }
            }
        }
    }
    // 添加标记样式，并创建标记
    attachInnertTagStyle(gc, layout, false);
    try {
        int y = getBounds().y + textTopMargin + topMargin;
        y += getVerticalAlignmentAdjustment(layout.getBounds().height, getBounds().height);
        if (item.getParent().isAutoHeight()) {
            int textHeight = topMargin + textTopMargin;
            // fix Bug #3116 库匹配面板--显示的匹配有截断 by Jason
            // for (int cnt = 0; cnt < layout.getLineCount(); cnt++)
            // textHeight += layout.getLineBounds(cnt).height;
            textHeight += layout.getBounds().height;
            textHeight += textBottomMargin + bottomMargin;
            item.setData("itemHeight", textHeight);
        }
        Point selection = copyEnable.getSelectionRange(getColumn(), item);
        if (selection == null || selection.x == selection.y) {
            layout.draw(gc, getBounds().x + leftMargin, y);
        } else {
            int x = getBounds().x + leftMargin;
            int start = Math.max(0, selection.x);
            int end = Math.min(displayStr.length(), selection.y);
            layout.draw(gc, x, y, start, end - 1, getDisplay().getSystemColor(SWT.COLOR_LIST_SELECTION_TEXT), getDisplay().getSystemColor(SWT.COLOR_LIST_SELECTION));
        }
        drawInnerTag(gc, layout);
        if (item.getParent().getLinesVisible()) {
            if (isCellSelected()) {
                gc.setForeground(getDisplay().getSystemColor(SWT.COLOR_WIDGET_DARK_SHADOW));
            } else {
                gc.setForeground(item.getParent().getLineColor());
            }
            gc.drawLine(getBounds().x, getBounds().y + getBounds().height, getBounds().x + getBounds().width - 1, getBounds().y + getBounds().height);
            gc.drawLine(getBounds().x + getBounds().width - 1, getBounds().y, getBounds().x + getBounds().width - 1, getBounds().y + getBounds().height);
        }
    } finally {
        if (layout != null) {
            layout.dispose();
        }
    }
}

Example 10 with TextStyle

use of org.eclipse.swt.graphics.TextStyle in project eclipse.platform.swt by eclipse.

the class MJ_Table method styledItems_Snippet236.

@Test
public void styledItems_Snippet236() {
    Shell shell = mkShell("Verify tableitems with custom styleText control looks proper & multiple items can be selected");
    shell.setLayout(new FillLayout());
    Table table = new Table(shell, SWT.MULTI | SWT.FULL_SELECTION);
    table.setLinesVisible(true);
    for (int i = 0; i < 10; i++) {
        new TableItem(table, SWT.NONE);
    }
    final TextLayout textLayout = new TextLayout(display);
    textLayout.setText("SWT: Standard Widget Toolkit");
    Font font1 = new Font(display, "Tahoma", 14, SWT.BOLD);
    Font font2 = new Font(display, "Tahoma", 10, SWT.NORMAL);
    Font font3 = new Font(display, "Tahoma", 14, SWT.ITALIC);
    TextStyle style1 = new TextStyle(font1, display.getSystemColor(SWT.COLOR_BLUE), null);
    TextStyle style2 = new TextStyle(font2, display.getSystemColor(SWT.COLOR_MAGENTA), null);
    TextStyle style3 = new TextStyle(font3, display.getSystemColor(SWT.COLOR_RED), null);
    textLayout.setStyle(style1, 0, 0);
    textLayout.setStyle(style1, 5, 12);
    textLayout.setStyle(style2, 1, 1);
    textLayout.setStyle(style2, 14, 19);
    textLayout.setStyle(style3, 2, 2);
    textLayout.setStyle(style3, 21, 27);
    /*
		 * NOTE: MeasureItem, PaintItem and EraseItem are called repeatedly.
		 * Therefore, it is critical for performance that these methods be
		 * as efficient as possible.
		 */
    table.addListener(SWT.PaintItem, event -> textLayout.draw(event.gc, event.x, event.y));
    final Rectangle textLayoutBounds = textLayout.getBounds();
    table.addListener(SWT.MeasureItem, e -> {
        e.width = textLayoutBounds.width + 2;
        e.height = textLayoutBounds.height + 2;
    });
    shell.setSize(SWIDTH, SHEIGHT);
    shell.open();
    shell.addDisposeListener(e -> {
        font1.dispose();
        font2.dispose();
        font3.dispose();
        textLayout.dispose();
    });
    mainLoop(shell);
}