Examples of org.eclipse.swt.graphics.GC.drawLine()

org.eclipse.swt.graphics.GC.drawLine()
Draws a line, using the foreground color, between the points (x1, y1) and (x2, y2). @param x1 the first point's x coordinate @param y1 the first point's y coordinate @param x2 the second point's x coordinate @param y2 the second point's y coordinate @exception SWTException
- ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed

    gc.setForeground(fg);
    gc.drawLine(0 + off, 0 + off, size - 1 - off, size - 1 - off);
    gc.drawLine(1 + off, 0 + off, size - 1 - off, size - 2 - off);
    gc.drawLine(0 + off, 1 + off, size - 2 - off, size - 1 - off);
    gc.drawLine(size - 1 - off, 0 + off, 0 + off, size - 1 - off);
    gc.drawLine(size - 1 - off, 1 + off, 1 + off, size - 1 - off);
    gc.drawLine(size - 2 - off, 0 + off, 0 + off, size - 2 - off);
    /*
     * gc.drawLine(1, 0, size-2, 0); gc.drawLine(1, size-1, size-2, size-1);
     * gc.drawLine(0, 1, 0, size-2); gc.drawLine(size-1, 1, size-1, size-2);
     */

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    gc.drawLine(0 + off, 0 + off, size - 1 - off, size - 1 - off);
    gc.drawLine(1 + off, 0 + off, size - 1 - off, size - 2 - off);
    gc.drawLine(0 + off, 1 + off, size - 2 - off, size - 1 - off);
    gc.drawLine(size - 1 - off, 0 + off, 0 + off, size - 1 - off);
    gc.drawLine(size - 1 - off, 1 + off, 1 + off, size - 1 - off);
    gc.drawLine(size - 2 - off, 0 + off, 0 + off, size - 2 - off);
    /*
     * gc.drawLine(1, 0, size-2, 0); gc.drawLine(1, size-1, size-2, size-1);
     * gc.drawLine(0, 1, 0, size-2); gc.drawLine(size-1, 1, size-1, size-2);
     */
    gc.dispose();

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    gc.setAlpha(oldAlpha);
    gc.setAntialias(oldAnti);


    gc.setForeground(systemForeground);
    gc.drawLine(x, y, x, y + height - 1);
    gc.drawLine(x + width, y, x + width, y + height - 1);


    gc.setBackground(oldBackground);
    gc.setForeground(oldForeground);
  }

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    gc.setAlpha(oldAlpha);
    gc.setAntialias(oldAnti);


    gc.setForeground(systemForeground);
    gc.drawLine(x, y, x, y + height - 1);
    gc.drawLine(x + width, y, x + width, y + height - 1);


    gc.setBackground(oldBackground);
    gc.setForeground(oldForeground);
  }

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        gc.fillRectangle(0, 0, w, h);


        gc.setForeground(line);
        gc.setLineWidth(width);


        gc.drawLine(2, 2, 2, 4);
        gc.drawLine(2, 2, w - 2, 2);
        gc.drawLine(w - 2, 2, h - 2, 4);
        gc.drawLine(8, 2, 8, h - 2);
        gc.drawLine(4, h - 2, w - 4, h - 2);

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        gc.setForeground(line);
        gc.setLineWidth(width);


        gc.drawLine(2, 2, 2, 4);
        gc.drawLine(2, 2, w - 2, 2);
        gc.drawLine(w - 2, 2, h - 2, 4);
        gc.drawLine(8, 2, 8, h - 2);
        gc.drawLine(4, h - 2, w - 4, h - 2);


        return descriptor(imageData, image, gc);

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        gc.setForeground(line);
        gc.setLineWidth(width);


        gc.drawLine(2, 2, 2, 4);
        gc.drawLine(2, 2, w - 2, 2);
        gc.drawLine(w - 2, 2, h - 2, 4);
        gc.drawLine(8, 2, 8, h - 2);
        gc.drawLine(4, h - 2, w - 4, h - 2);


        return descriptor(imageData, image, gc);
    }

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        gc.setLineWidth(width);


        gc.drawLine(2, 2, 2, 4);
        gc.drawLine(2, 2, w - 2, 2);
        gc.drawLine(w - 2, 2, h - 2, 4);
        gc.drawLine(8, 2, 8, h - 2);
        gc.drawLine(4, h - 2, w - 4, h - 2);


        return descriptor(imageData, image, gc);
    }

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        gc.drawLine(2, 2, 2, 4);
        gc.drawLine(2, 2, w - 2, 2);
        gc.drawLine(w - 2, 2, h - 2, 4);
        gc.drawLine(8, 2, 8, h - 2);
        gc.drawLine(4, h - 2, w - 4, h - 2);


        return descriptor(imageData, image, gc);
    }


    public static void disable( ImageDescriptor descriptor ) {

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        gc.fillRectangle(0, 0, w, h);


        gc.setBackground(line);
        gc.setForeground(line);
        gc.setLineWidth(width);
        gc.drawLine(1, h / 2, w - 1, h / 2);


        return descriptor(imageData, image, gc);
    }


    public static ImageDescriptor polygon( int lineColor, int fillColor, int width ) {

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