package org.mage.card.arcane;
import javax.swing.*;
import java.awt.*;
import java.awt.font.FontRenderContext;
import java.awt.font.LineBreakMeasurer;
import java.awt.font.TextAttribute;
import java.awt.font.TextLayout;
import java.text.AttributedCharacterIterator;
import java.text.AttributedString;
import java.text.BreakIterator;
import java.util.Locale;
public class GlowText extends JLabel {
private static final long serialVersionUID = 1827677946939348001L;
private int glowSize;
@SuppressWarnings("unused")
private float glowIntensity;
private Color glowColor;
private boolean wrap;
private int lineCount = 0;
public void setGlow (Color glowColor, int size, float intensity) {
this.glowColor = glowColor;
this.glowSize = size;
this.glowIntensity = intensity;
}
public void setWrap (boolean wrap) {
this.wrap = wrap;
}
@Override
public Dimension getPreferredSize () {
Dimension size = super.getPreferredSize();
size.width += glowSize;
size.height += glowSize / 2;
return size;
}
@Override
public void setText (String text) {
super.setText(text);
}
@Override
public void paint (Graphics g) {
if (getText().length() == 0) {
return;
}
Graphics2D g2d = (Graphics2D)g;
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
Dimension size = getSize();
int textX = 0, textY = 0;
int wrapWidth = Math.max(0, wrap ? size.width - glowSize : Integer.MAX_VALUE);
AttributedString attributedString = new AttributedString(getText());
attributedString.addAttribute(TextAttribute.FONT, getFont());
AttributedCharacterIterator charIterator = attributedString.getIterator();
FontRenderContext fontContext = g2d.getFontRenderContext();
LineBreakMeasurer measurer = new LineBreakMeasurer(charIterator, BreakIterator.getWordInstance(Locale.ENGLISH), fontContext);
lineCount = 0;
while (measurer.getPosition() < charIterator.getEndIndex()) {
//TextLayout textLayout = measurer.nextLayout(wrapWidth);
lineCount++;
if (lineCount > 2) {
break;
}
}
charIterator.first();
// Use char wrap if word wrap would cause more than two lines of text.
if (lineCount > 2) {
measurer = new LineBreakMeasurer(charIterator, BreakIterator.getCharacterInstance(Locale.ENGLISH), fontContext);
} else {
measurer.setPosition(0);
}
while (measurer.getPosition() < charIterator.getEndIndex()) {
TextLayout textLayout = measurer.nextLayout(wrapWidth);
float ascent = textLayout.getAscent();
textY += ascent; // Move down to baseline.
g2d.setColor(glowColor);
g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.8f));
textLayout.draw(g2d, textX + glowSize / 2 + 1, textY + glowSize / 2 - 1);
textLayout.draw(g2d, textX + glowSize / 2 + 1, textY + glowSize / 2 + 1);
textLayout.draw(g2d, textX + glowSize / 2 - 1, textY + glowSize / 2 - 1);
textLayout.draw(g2d, textX + glowSize / 2 - 1, textY + glowSize / 2 + 1);
g2d.setColor(getForeground());
g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 1.0f));
textLayout.draw(g2d, textX + glowSize / 2, textY + glowSize / 2);
textY += textLayout.getDescent() + textLayout.getLeading(); // Move down to top of next line.
}
}
public int getLineCount() {
return this.lineCount;
}
public void setGlowColor(Color glowColor) {
this.glowColor = glowColor;
}
}