Examples with IStyle org.eclipse.nebula.widgets.nattable.style.IStyle used on opensource projects

Example 6 with IStyle

use of org.eclipse.nebula.widgets.nattable.style.IStyle in project nebula.widgets.nattable by eclipse.

the class ImagePainter method paintCell.

@Override
public void paintCell(ILayerCell cell, GC gc, Rectangle bounds, IConfigRegistry configRegistry) {
    if (this.paintBg) {
        super.paintCell(cell, gc, bounds, configRegistry);
    }
    Image image = getImage(cell, configRegistry);
    if (image != null) {
        Rectangle imageBounds = image.getBounds();
        IStyle cellStyle = CellStyleUtil.getCellStyle(cell, configRegistry);
        int contentHeight = imageBounds.height;
        if (this.calculateByHeight && (contentHeight > bounds.height)) {
            int contentToCellDiff = (cell.getBounds().height - bounds.height);
            ILayer layer = cell.getLayer();
            layer.doCommand(new RowResizeCommand(layer, cell.getRowPosition(), contentHeight + contentToCellDiff, true));
        }
        int contentWidth = imageBounds.width;
        if (this.calculateByWidth && (contentWidth > bounds.width)) {
            int contentToCellDiff = (cell.getBounds().width - bounds.width);
            ILayer layer = cell.getLayer();
            layer.doCommand(new ColumnResizeCommand(layer, cell.getColumnPosition(), contentWidth + contentToCellDiff, true));
        }
        gc.drawImage(image, bounds.x + CellStyleUtil.getHorizontalAlignmentPadding(cellStyle, bounds, imageBounds.width), bounds.y + CellStyleUtil.getVerticalAlignmentPadding(cellStyle, bounds, imageBounds.height));
    }
}

Example 7 with IStyle

use of org.eclipse.nebula.widgets.nattable.style.IStyle in project nebula.widgets.nattable by eclipse.

the class BlendedBackgroundPainter method blendBackgroundColour.

/**
 * Returns a background colour for the specified cell. If multiple colours
 * have been registered, they are all blended together.
 *
 * @param cell
 *            the
 *            {@link org.eclipse.nebula.widgets.nattable.layer.cell.LayerCell}
 *            to get a background colour for.
 * @param configRegistry
 *            an
 *            {@link org.eclipse.nebula.widgets.nattable.config.IConfigRegistry}
 *            .
 * @param baseColor
 *            Colours are not blended with this colour.
 * @return A blended background colour.
 */
public static Color blendBackgroundColour(final ILayerCell cell, final IConfigRegistry configRegistry, final RGB baseColor) {
    // Get all of the background colours registered for the cell in normal
    // mode.
    final List<Color> colours = CellStyleUtil.getAllBackgroundColors(cell, configRegistry, DisplayMode.NORMAL);
    // to the blending mix.
    if (cell.getDisplayMode().equals(DisplayMode.SELECT)) {
        final IStyle cellStyle = new CellStyleProxy(configRegistry, DisplayMode.SELECT, cell.getConfigLabels().getLabels());
        colours.add(cellStyle.getAttributeValue(CellStyleAttributes.BACKGROUND_COLOR));
    }
    if (colours.size() == 0) {
        return null;
    } else if (colours.size() == 1) {
        return colours.get(0);
    } else {
        RGB rgb = colours.get(0).getRGB();
        for (int i = 1; i < colours.size(); i++) {
            // Don't blend with the grid background colour.
            if (rgb.equals(baseColor)) {
                rgb = colours.get(i).getRGB();
            } else if (!colours.get(i).getRGB().equals(baseColor)) {
                rgb = GUIHelper.blend(rgb, colours.get(i).getRGB());
            }
        }
        return GUIHelper.getColor(rgb);
    }
}

Example 8 with IStyle

use of org.eclipse.nebula.widgets.nattable.style.IStyle in project nebula.widgets.nattable by eclipse.

the class TextPainter method paintCell.

@Override
public void paintCell(ILayerCell cell, GC gc, Rectangle rectangle, IConfigRegistry configRegistry) {
    if (this.paintBg) {
        super.paintCell(cell, gc, rectangle, configRegistry);
    }
    if (this.paintFg) {
        Rectangle originalClipping = gc.getClipping();
        gc.setClipping(rectangle.intersection(originalClipping));
        IStyle cellStyle = CellStyleUtil.getCellStyle(cell, configRegistry);
        setupGCFromConfig(gc, cellStyle);
        int fontHeight = gc.getFontMetrics().getHeight();
        String text = convertDataType(cell, configRegistry);
        // Draw Text
        text = getTextToDisplay(cell, gc, rectangle.width, text);
        int numberOfNewLines = getNumberOfNewLines(text);
        // if the content height is bigger than the available row height
        // we're extending the row height (only if word wrapping is enabled)
        int contentHeight = (fontHeight * numberOfNewLines) + (this.lineSpacing * (numberOfNewLines - 1)) + (this.spacing * 2);
        int contentToCellDiff = (cell.getBounds().height - rectangle.height);
        if (performRowResize(contentHeight, rectangle)) {
            ILayer layer = cell.getLayer();
            layer.doCommand(new RowResizeCommand(layer, cell.getRowPosition(), contentHeight + contentToCellDiff, true));
        }
        if (numberOfNewLines == 1) {
            int contentWidth = Math.min(getLengthFromCache(gc, text), rectangle.width);
            gc.drawText(text, rectangle.x + CellStyleUtil.getHorizontalAlignmentPadding(cellStyle, rectangle, contentWidth) + this.spacing, rectangle.y + CellStyleUtil.getVerticalAlignmentPadding(cellStyle, rectangle, contentHeight) + this.spacing, SWT.DRAW_TRANSPARENT | SWT.DRAW_DELIMITER);
            // start x of line = start x of text
            int x = rectangle.x + CellStyleUtil.getHorizontalAlignmentPadding(cellStyle, rectangle, contentWidth) + this.spacing;
            // y = start y of text
            int y = rectangle.y + CellStyleUtil.getVerticalAlignmentPadding(cellStyle, rectangle, contentHeight) + this.spacing;
            int length = gc.textExtent(text).x;
            paintDecoration(cellStyle, gc, x, y, length, fontHeight);
        } else {
            // draw every line by itself because of the alignment, otherwise
            // the whole text is always aligned right
            int yStartPos = rectangle.y + CellStyleUtil.getVerticalAlignmentPadding(cellStyle, rectangle, contentHeight);
            // $NON-NLS-1$
            String[] lines = text.split("\n");
            for (String line : lines) {
                int lineContentWidth = Math.min(getLengthFromCache(gc, line), rectangle.width);
                gc.drawText(line, rectangle.x + CellStyleUtil.getHorizontalAlignmentPadding(cellStyle, rectangle, lineContentWidth) + this.spacing, yStartPos + this.spacing, SWT.DRAW_TRANSPARENT | SWT.DRAW_DELIMITER);
                // start x of line = start x of text
                int x = rectangle.x + CellStyleUtil.getHorizontalAlignmentPadding(cellStyle, rectangle, lineContentWidth) + this.spacing;
                // y = start y of text
                int y = yStartPos + this.spacing;
                int length = gc.textExtent(line).x;
                paintDecoration(cellStyle, gc, x, y, length, fontHeight);
                // after every line calculate the y start pos new
                yStartPos += fontHeight;
                yStartPos += this.lineSpacing;
            }
        }
        gc.setClipping(originalClipping);
        resetGC(gc);
    }
}

Example 9 with IStyle

use of org.eclipse.nebula.widgets.nattable.style.IStyle in project nebula.widgets.nattable by eclipse.

the class VerticalTextPainter method paintCell.

@Override
public void paintCell(ILayerCell cell, GC gc, Rectangle rectangle, IConfigRegistry configRegistry) {
    if (this.paintBg) {
        super.paintCell(cell, gc, rectangle, configRegistry);
    }
    if (this.paintFg) {
        Rectangle originalClipping = gc.getClipping();
        gc.setClipping(rectangle.intersection(originalClipping));
        IStyle cellStyle = CellStyleUtil.getCellStyle(cell, configRegistry);
        setupGCFromConfig(gc, cellStyle);
        int fontHeight = gc.getFontMetrics().getHeight();
        String text = convertDataType(cell, configRegistry);
        // Draw Text
        text = getTextToDisplay(cell, gc, rectangle.height, text);
        int numberOfNewLines = getNumberOfNewLines(text);
        // if the content height is bigger than the available column width
        // we're extending the column width (only if word wrapping is
        // enabled)
        int contentHeight = (fontHeight * numberOfNewLines) + (this.lineSpacing * (numberOfNewLines - 1)) + (this.spacing * 2);
        int contentToCellDiff = (cell.getBounds().width - rectangle.width);
        if ((contentHeight > rectangle.width) && this.calculateByTextHeight) {
            ILayer layer = cell.getLayer();
            layer.doCommand(new ColumnResizeCommand(layer, cell.getColumnPosition(), contentHeight + contentToCellDiff, true));
        }
        if (text != null && text.length() > 0) {
            Transform originalTransform = new Transform(gc.getDevice());
            gc.getTransform(originalTransform);
            Transform transform = new Transform(gc.getDevice());
            gc.getTransform(transform);
            if (numberOfNewLines == 1) {
                int contentWidth = Math.min(getLengthFromCache(gc, text), rectangle.height);
                if (!isRotateClockwise()) {
                    transform.rotate(-90f);
                    int xOffset = -rectangle.x + (-contentWidth - rectangle.y) - CellStyleUtil.getVerticalAlignmentPadding(cellStyle, rectangle, contentWidth);
                    int yOffset = rectangle.x + -rectangle.y + CellStyleUtil.getHorizontalAlignmentPadding(cellStyle, rectangle, contentHeight) + this.spacing;
                    transform.translate(xOffset, yOffset);
                } else {
                    transform.rotate(90f);
                    int horizontalPadding = CellStyleUtil.getHorizontalAlignmentPadding(cellStyle, rectangle, contentHeight);
                    if (horizontalPadding != 0) {
                        horizontalPadding += gc.getFontMetrics().getLeading();
                    }
                    int xOffset = rectangle.y - rectangle.x + CellStyleUtil.getVerticalAlignmentPadding(cellStyle, rectangle, contentWidth);
                    int yOffset = -contentHeight - rectangle.y - rectangle.x - horizontalPadding + this.spacing;
                    transform.translate(xOffset, yOffset);
                }
                gc.setTransform(transform);
                gc.drawText(text, rectangle.x, rectangle.y, SWT.DRAW_TRANSPARENT | SWT.DRAW_DELIMITER);
                int length = gc.textExtent(text).x;
                paintDecoration(cellStyle, gc, rectangle.x, rectangle.y, length, fontHeight);
            } else {
                // draw every line by itself because of the alignment,
                // otherwise the whole text is always aligned right
                // $NON-NLS-1$
                String[] lines = text.split("\n");
                boolean firstline = true;
                int previousXOffset = 0;
                for (String line : lines) {
                    int lineContentWidth = Math.min(getLengthFromCache(gc, line), rectangle.height);
                    if (!isRotateClockwise()) {
                        int xOffset = -rectangle.x + (-lineContentWidth - rectangle.y) - CellStyleUtil.getVerticalAlignmentPadding(cellStyle, rectangle, lineContentWidth);
                        if (firstline) {
                            transform.rotate(-90f);
                            int yOffset = rectangle.x + -rectangle.y + CellStyleUtil.getHorizontalAlignmentPadding(cellStyle, rectangle, contentHeight) + this.spacing;
                            transform.translate(xOffset, yOffset);
                            firstline = false;
                        } else {
                            transform.translate(xOffset - previousXOffset, fontHeight + this.lineSpacing);
                        }
                        previousXOffset = xOffset;
                    } else {
                        int xOffset = rectangle.y - rectangle.x + CellStyleUtil.getVerticalAlignmentPadding(cellStyle, rectangle, lineContentWidth);
                        if (firstline) {
                            transform.rotate(90f);
                            int horizontalPadding = CellStyleUtil.getHorizontalAlignmentPadding(cellStyle, rectangle, contentHeight);
                            if (horizontalPadding != 0) {
                                horizontalPadding += gc.getFontMetrics().getLeading();
                            }
                            int yOffset = -contentHeight - rectangle.y - rectangle.x - horizontalPadding + this.spacing + (fontHeight * (numberOfNewLines - 1)) + (this.lineSpacing * (numberOfNewLines - 1));
                            transform.translate(xOffset, yOffset);
                            firstline = false;
                        } else {
                            transform.translate(xOffset - previousXOffset, -fontHeight - this.lineSpacing);
                        }
                        previousXOffset = xOffset;
                    }
                    gc.setTransform(transform);
                    gc.drawText(line, rectangle.x, rectangle.y, SWT.DRAW_TRANSPARENT | SWT.DRAW_DELIMITER);
                    int length = gc.textExtent(line).x;
                    paintDecoration(cellStyle, gc, rectangle.x, rectangle.y, length, fontHeight);
                }
            }
            gc.setTransform(originalTransform);
            if (originalTransform != null) {
                originalTransform.dispose();
            }
            if (transform != null) {
                transform.dispose();
            }
        }
        gc.setClipping(originalClipping);
        resetGC(gc);
    }
}

Example 10 with IStyle

use of org.eclipse.nebula.widgets.nattable.style.IStyle in project nebula.widgets.nattable by eclipse.

the class CustomLineBorderDecorator method getBorderStyle.

private BorderStyle getBorderStyle(ILayerCell cell, IConfigRegistry configRegistry) {
    IStyle cellStyle = CellStyleUtil.getCellStyle(cell, configRegistry);
    BorderStyle borderStyle = cellStyle.getAttributeValue(CellStyleAttributes.BORDER_STYLE);
    if (borderStyle == null) {
        borderStyle = this.defaultBorderStyle;
    }
    return borderStyle;
}