Java Code Examples for org.eclipse.draw2d.Graphics#setAlpha()

The following examples show how to use org.eclipse.draw2d.Graphics#setAlpha() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: NoteFigure.java From ermaster-b with Apache License 2.0

6 votes

/**
 * {@inheritDoc}
 */
@Override
protected void fillShape(Graphics graphics) {
	graphics.setAlpha(200);

	Rectangle bounds = this.getBounds();

	Point topRight1 = bounds.getTopRight().translate(0, RETURN_WIDTH);
	Point topRight2 = bounds.getTopRight().translate(-RETURN_WIDTH, 0);

	PointList pointList = new PointList();
	pointList.addPoint(bounds.getTopLeft());
	pointList.addPoint(bounds.getBottomLeft());
	pointList.addPoint(bounds.getBottomRight());
	pointList.addPoint(topRight1);
	pointList.addPoint(topRight2);
	pointList.addPoint(bounds.getTopLeft());

	graphics.fillPolygon(pointList);
}

Example 2

Source File: NormalColumnFigure.java From ermasterr with Apache License 2.0

5 votes

/**
 * {@inheritDoc}
 */
@Override
protected void paintFigure(final Graphics graphics) {
    if (graphics.getBackgroundColor().equals(getParent().getBackgroundColor())) {
        graphics.setAlpha(0);
    }

    super.paintFigure(graphics);
}

Example 3

Source File: NormalColumnFigure.java From erflute with Apache License 2.0

5 votes

@Override
protected void paintFigure(Graphics graphics) {
    if (graphics.getBackgroundColor().equals(getParent().getBackgroundColor())) {
        graphics.setAlpha(0);
    }

    super.paintFigure(graphics);
}

Example 4

Source File: GroupColumnFigure.java From erflute with Apache License 2.0

5 votes

@Override
protected void paintFigure(Graphics graphics) {
    if (graphics.getBackgroundColor().equals(getParent().getBackgroundColor())) {
        graphics.setAlpha(0);
    }

    super.paintFigure(graphics);
}

Example 5

Source File: IndexFigure.java From erflute with Apache License 2.0

5 votes

@Override
protected void paintFigure(Graphics graphics) {
    if (graphics.getBackgroundColor().equals(getParent().getBackgroundColor())) {
        graphics.setAlpha(0);
    }

    super.paintFigure(graphics);
}

Example 6

Source File: InsertedImageFigure.java From erflute with Apache License 2.0

5 votes

@Override
protected void paintFigure(Graphics graphics) {
    super.paintFigure(graphics);

    graphics.setAlpha(alpha);

    final Rectangle area = getClientArea();
    if (fixAspectRatio) {
        final Rectangle destination = new Rectangle();

        final double dw = (double) imageSize.width / (double) area.width;
        final double dh = (double) imageSize.height / (double) area.height;

        if (dw > dh) {
            // we must limit the size by the width
            destination.width = area.width;
            destination.height = (int) (imageSize.height / dw);
        } else {
            // we must limit the size by the height
            destination.width = (int) (imageSize.width / dh);
            destination.height = area.height;
        }

        destination.x = (area.width - destination.width) / 2 + area.x;
        destination.y = (area.height - destination.height) / 2 + area.y;

        graphics.drawImage(image, new Rectangle(image.getBounds()), destination);
    } else {
        graphics.drawImage(image, new Rectangle(image.getBounds()), area);
    }
}

Example 7

Source File: IndexFigure.java From ermaster-b with Apache License 2.0

5 votes

/**
 * {@inheritDoc}
 */
@Override
protected void paintFigure(Graphics graphics) {
	if (graphics.getBackgroundColor().equals(
			this.getParent().getBackgroundColor())) {
		graphics.setAlpha(0);
	}

	super.paintFigure(graphics);
}

Example 8

Source File: InsertedImageFigure.java From ermaster-b with Apache License 2.0

5 votes

@Override
protected void paintFigure(Graphics graphics) {
	super.paintFigure(graphics);

	graphics.setAlpha(alpha);

	Rectangle area = getClientArea();

	if (this.fixAspectRatio) {
		Rectangle destination = new Rectangle();

		double dw = (double) this.imageSize.width / (double) area.width;
		double dh = (double) this.imageSize.height / (double) area.height;

		if (dw > dh) {
			// we must limit the size by the width
			destination.width = area.width;
			destination.height = (int) (this.imageSize.height / dw);

		} else {
			// we must limit the size by the height
			destination.width = (int) (this.imageSize.width / dh);
			destination.height = area.height;

		}

		destination.x = (area.width - destination.width) / 2 + area.x;
		destination.y = (area.height - destination.height) / 2 + area.y;

		graphics.drawImage(this.image,
				new Rectangle(this.image.getBounds()), destination);

	} else {
		graphics.drawImage(this.image,
				new Rectangle(this.image.getBounds()), area);

	}

}

Example 9

Source File: GroupColumnFigure.java From ermasterr with Apache License 2.0

5 votes

/**
 * {@inheritDoc}
 */
@Override
protected void paintFigure(final Graphics graphics) {
    if (graphics.getBackgroundColor().equals(getParent().getBackgroundColor())) {
        graphics.setAlpha(0);
    }

    super.paintFigure(graphics);
}

Example 10

Source File: TextController.java From neoscada with Eclipse Public License 1.0

5 votes

public TextController ( final FigureCanvas canvas, final SymbolController controller, final Text element, final ResourceManager manager )
{
    super ( controller, manager );
    this.canvas = canvas;
    this.figure = new Label ( element.getText ()) {
        @Override
        public void addNotify ()
        {
            super.addNotify ();
            start ();
        }

        @Override
        protected void paintFigure ( final Graphics graphics )
        {
            final Double alpha = getAlpha ();
            if ( alpha != null )
            {
                graphics.setAlpha ( (int) ( Math.max ( 0.0, Math.min ( 1.0, alpha ) ) * 255.0 ) );
            }
            super.paintFigure ( graphics );
        }

        @Override
        public void removeNotify ()
        {
            stop ();
            super.removeNotify ( );
        }
    };
    controller.addElement ( element, this );

    applyCommon ( element );
}

Example 11

Source File: KnobFigure.java From nebula with Eclipse Public License 2.0

5 votes

@Override
protected void paintClientArea(Graphics graphics) {
	
	super.paintClientArea(graphics);
	if(!isEnabled()) {
		graphics.setAlpha(DISABLED_ALPHA);
		graphics.setBackgroundColor(GRAY_COLOR);
		graphics.fillRectangle(bounds);
	}		
}

Example 12

Source File: CategoryFigure.java From ermasterr with Apache License 2.0

4 votes

@Override
protected void fillShape(final Graphics graphics) {
    graphics.setAlpha(100);
    super.fillShape(graphics);
}

Example 13

Source File: Trace.java From nebula with Eclipse Public License 2.0

4 votes

/**
 * Draw line with the line style and line width of the trace.
 * 
 * @param graphics
 * @param p1
 * @param p2
 */
public void drawLine(Graphics graphics, Point p1, Point p2) {
	graphics.pushState();
	graphics.setLineWidth(lineWidth);
	switch (traceType) {
	case SOLID_LINE:
		graphics.setLineStyle(SWTConstants.LINE_SOLID);
		graphics.drawLine(p1, p2);
		break;
	case BAR:
		if (use_advanced_graphics)
			graphics.setAlpha(areaAlpha);
		graphics.setLineStyle(SWTConstants.LINE_SOLID);
		graphics.drawLine(p1, p2);
		break;
	case DASH_LINE:
		graphics.setLineStyle(SWTConstants.LINE_DASH);
		graphics.drawLine(p1, p2);
		break;
	case DASHDOT_LINE:
		graphics.setLineStyle(SWTConstants.LINE_DASHDOT);
		graphics.drawLine(p1, p2);
		break;
	case DASHDOTDOT_LINE:
		graphics.setLineStyle(SWTConstants.LINE_DASHDOTDOT);
		graphics.drawLine(p1, p2);
		break;
	case DOT_LINE:
		graphics.setLineStyle(SWTConstants.LINE_DOT);
		graphics.drawLine(p1, p2);
		break;
	case AREA:
	case LINE_AREA:
		if (traceType == TraceType.LINE_AREA) {
			graphics.setLineStyle(SWTConstants.LINE_SOLID);
			graphics.drawLine(p1, p2);
		}
		int basey;
		switch (baseLine) {
		case NEGATIVE_INFINITY:
			basey = yAxis.getValuePosition(yAxis.getRange().getLower(), false);
			break;
		case POSITIVE_INFINITY:
			basey = yAxis.getValuePosition(yAxis.getRange().getUpper(), false);
			break;
		default:
			basey = yAxis.getValuePosition(0, false);
			break;
		}
		if (use_advanced_graphics)
			graphics.setAlpha(areaAlpha);
		graphics.setBackgroundColor(traceColor);
		graphics.fillPolygon(new int[] { p1.x, p1.y, p1.x, basey, p2.x, basey, p2.x, p2.y });
		break;
	case STEP_HORIZONTALLY:
		graphics.setLineStyle(SWTConstants.LINE_SOLID);
		graphics.drawLine(p1.x, p1.y, p2.x, p1.y);
		graphics.drawLine(p2.x, p1.y, p2.x, p2.y);
		break;
	case STEP_VERTICALLY:
		graphics.setLineStyle(SWTConstants.LINE_SOLID);
		graphics.drawLine(p1.x, p1.y, p1.x, p2.y);
		graphics.drawLine(p1.x, p2.y, p2.x, p2.y);
		break;

	default:
		break;
	}
	graphics.popState();
}

Example 14

Source File: CategoryFigure.java From erflute with Apache License 2.0

4 votes

@Override
protected void fillShape(Graphics graphics) {
    graphics.setAlpha(100);
    super.fillShape(graphics);
}

Example 15

Source File: ERModelFigure.java From erflute with Apache License 2.0

4 votes

@Override
protected void fillShape(Graphics graphics) {
    graphics.setAlpha(100);
    super.fillShape(graphics);
}

Example 16

Source File: WalkerGroupFigure.java From erflute with Apache License 2.0

4 votes

@Override
protected void fillShape(Graphics graphics) {
    graphics.setAlpha(100);
    super.fillShape(graphics);
}

Example 17

Source File: SelectionFeedbackEditPolicy.java From bonita-studio with GNU General Public License v2.0

4 votes

public SelectionFeedbackEditPolicy(final EClass eClass) {

	feedBackFigure = new RoundedRectangle(){
		protected void fillShape(Graphics graphics) {
			Rectangle r = getBounds() ;

			Point topLeft = r.getTopLeft();
			Point bottomRight = r.getBottomRight();
			Color backGroundColor = null ;
			if(useSelectionColor){
				backGroundColor = ColorRegistry.getInstance().getColor(selectionColor) ;
			}else{
				backGroundColor=FiguresHelper.getFeedbackColor(eClass) ;
			}


			Pattern pattern = new Pattern(Display.getCurrent(), topLeft.x,
					topLeft.y, bottomRight.x, bottomRight.y,
					backGroundColor,30, backGroundColor,60);

			graphics.setBackgroundPattern(pattern);
			graphics.fillRoundRectangle(r, 20, 20) ;
			graphics.setAlpha(0) ;
			graphics.setBackgroundPattern(null);	
			pattern.dispose();

		};
	} ;


	figureListener = new FigureListener() {

		public void figureMoved(IFigure source) {
			hideFeedback();
			List<?> selectedEditPart = getHost().getViewer().getSelectedEditParts() ;
			if(selectedEditPart.contains(getHost())){

				if(!figureIsDisplayed()){
					showFeedback(zoomManager.getZoom());
				}
			}
		}
	};

}

Example 18

Source File: ERModelFigure.java From ermaster-b with Apache License 2.0

4 votes

@Override
protected void fillShape(Graphics graphics) {
	graphics.setAlpha(100);
	super.fillShape(graphics);
}

Example 19

Source File: VGroupFigure.java From ermaster-b with Apache License 2.0

4 votes

@Override
protected void fillShape(Graphics graphics) {
	graphics.setAlpha(100);
	super.fillShape(graphics);
}

Example 20

Source File: InsertedImageFigure.java From ermasterr with Apache License 2.0

3 votes

@Override
protected void paintFigure(final Graphics graphics) {
    super.paintFigure(graphics);

    graphics.setAlpha(alpha);

    final Rectangle area = getClientArea();

    if (fixAspectRatio) {
        final Rectangle destination = new Rectangle();

        final double dw = (double) imageSize.width / (double) area.width;
        final double dh = (double) imageSize.height / (double) area.height;

        if (dw > dh) {
            // we must limit the size by the width
            destination.width = area.width;
            destination.height = (int) (imageSize.height / dw);

        } else {
            // we must limit the size by the height
            destination.width = (int) (imageSize.width / dh);
            destination.height = area.height;

        }

        destination.x = (area.width - destination.width) / 2 + area.x;
        destination.y = (area.height - destination.height) / 2 + area.y;

        graphics.drawImage(image, new Rectangle(image.getBounds()), destination);

    } else {
        graphics.drawImage(image, new Rectangle(image.getBounds()), area);

    }

}