SpeechBubble.java 文件源码

@Override
public void render(final Graphics2D g) {
  if (this.displayedText == null || this.displayedText.isEmpty() || !Game.getRenderEngine().canRender(this.entity)) {
    return;
  }

  final Point2D location = Game.getCamera().getViewPortLocation(this.entity);
  RenderEngine.renderImage(g, this.bubble, new Point2D.Double(location.getX() + this.entity.getWidth() / 2.0 - this.textBoxWidth / 2.0 - PADDING, location.getY() - this.height - PADDING));

  g.setColor(SPEAK_FONT_COLOR);
  final FontRenderContext frc = g.getFontRenderContext();

  final String text = this.displayedText;
  final AttributedString styledText = new AttributedString(text);
  styledText.addAttribute(TextAttribute.FONT, this.font);
  final AttributedCharacterIterator iterator = styledText.getIterator();
  final LineBreakMeasurer measurer = new LineBreakMeasurer(iterator, frc);
  measurer.setPosition(0);
  final float x = (float) Game.getCamera().getViewPortLocation(this.entity).getX() + this.entity.getWidth() / 2.0f - this.textBoxWidth / 2.0f;
  float y = (float) Game.getCamera().getViewPortLocation(this.entity).getY() - this.height;
  while (measurer.getPosition() < text.length()) {
    final TextLayout layout = measurer.nextLayout(this.textBoxWidth);

    y += layout.getAscent();
    final float dx = layout.isLeftToRight() ? 0 : this.textBoxWidth - layout.getAdvance();
    layout.draw(g, x + dx, y);
    y += layout.getDescent() + layout.getLeading();
  }
}