public void paintFigure(Graphics g) {
Rectangle r = bounds;
PointList pl = new PointList(4);
pl.addPoint(r.x + r.width / 2, r.y);
pl.addPoint(r.x, r.y + r.height / 2);
pl.addPoint(r.x + r.width / 2, r.y + r.height - 1);
pl.addPoint(r.x + r.width, r.y + r.height / 2);
g.drawPolygon(pl);
g.drawText(message, r.x + r.width / 4 + 5, r.y + 3 * r.height / 8);
g.drawText("N", r.x + 7 * r.width / 8, r.y + 3 * r.height / 8);
g.drawText("Y", r.x + r.width / 2 - 2, r.y + 3 * r.height / 4);
}
@Override
protected void outlineShape(Graphics graphics) {
Rectangle a = start(graphics);
try {
graphics.setLineWidth(2);
graphics.setLineStyle(SWT.LINE_SOLID);
if (shape instanceof Ellipse) {
graphics.drawOval(1, 1, a.width - 2, a.height - 2);
} else if (shape instanceof PointList) {
graphics.drawPolygon((PointList) shape);
}
} finally {
stop(graphics);
}
}
/** @see Shape#outlineShape(Graphics) */
@Override
protected void outlineShape(Graphics g) {
g.drawPolygon(triangle);
}
@Override
protected void drawSymbol(Graphics g) {
PointList points = null;
super.drawSymbol(g);
int centerPointX = (int) Math.ceil((H_EXTENT / 2.0f)); // Center point of odd #.
switch (this.featureCategory) {
case BUS_ACCESS:
case DATA_ACCESS:
// Configure GC.
g.setForegroundColor(this.getForegroundColor());
g.setBackgroundColor(ColorConstants.white);
g.setLineWidth(2);
// Create point list that defines the symbol.
points = new PointList();
/* Populate point list. */
points.addPoint(centerPointX, 0);
points.addPoint(0, V_EXTENT - 8);
points.addPoint(0, V_EXTENT);
points.addPoint(centerPointX, V_EXTENT - 2);
points.addPoint(H_EXTENT, V_EXTENT);
points.addPoint(H_EXTENT, V_EXTENT - 8);
// Fill symbol.
g.fillPolygon(points);
// Draw symbol.
g.drawPolygon(points);
break;
case SUBPROGRAM_ACCESS:
case SUBPROGRAM_GROUP_ACCESS:
// Configure GC
if (this.featureCategory == FeatureAdapterCategory.SUBPROGRAM_ACCESS) {
g.setBackgroundColor(ColorConstants.white);
g.setForegroundColor(ColorConstants.black);
} else {
g.setBackgroundColor(ColorConstants.black);
g.setForegroundColor(ColorConstants.white);
}
g.setLineCap(SWT.CAP_ROUND);
g.setLineWidth(2);
int ovalWidth = H_EXTENT;
int ovalHeight = V_EXTENT;
// Draw oval.
Rectangle ovalRect =
new Rectangle(
(int) (0.5f * (H_EXTENT - ovalWidth)),
(int) (0.5f * (V_EXTENT - ovalHeight)),
ovalWidth,
ovalHeight);
g.fillOval(ovalRect);
if (this.featureCategory == FeatureAdapterCategory.SUBPROGRAM_ACCESS) g.drawOval(ovalRect);
int triangleWidth = 7;
int triangleHeight = 5;
int triangleStartX = (int) Math.ceil((0.5f * (H_EXTENT - triangleWidth)));
int triangleStartY = (int) Math.ceil((0.5f * (V_EXTENT - triangleHeight)));
// Draw triangle.
g.drawLine(triangleStartX, triangleStartY, centerPointX, triangleStartY + triangleHeight);
g.drawLine(
triangleStartX + triangleWidth,
triangleStartY,
centerPointX,
triangleStartY + triangleHeight);
break;
}
}