package com.badlogic.gdx.scenes.scene2d.ui;
import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.graphics.g2d.BitmapFont;
import com.badlogic.gdx.graphics.g2d.NinePatch;
import com.badlogic.gdx.graphics.g2d.SpriteBatch;
import com.badlogic.gdx.scenes.scene2d.ui.Label.LabelStyle;
import com.esotericsoftware.tablelayout.Cell;
/** A button with a child {@link Label} to display text.
* @author Nathan Sweet */
public class TextButton extends Button {
private final Label label;
private TextButtonStyle style;
// BOZO - Region/patch constructors?
public TextButton (Skin skin) {
this("", skin);
}
public TextButton (String text, Skin skin) {
this(text, skin.getStyle("default", TextButtonStyle.class));
}
public TextButton (String text, TextButtonStyle style) {
this(text, style, null);
}
public TextButton (String text, TextButtonStyle style, String name) {
super(style, name);
this.style = style;
label = new Label(text, new LabelStyle(style.font, style.fontColor));
label.setAlignment(Align.CENTER);
add(label).expand().fill();
width = getPrefWidth();
height = getPrefHeight();
}
public void setStyle (ButtonStyle style) {
if (!(style instanceof TextButtonStyle)) throw new IllegalArgumentException("style must be a TextButtonStyle.");
super.setStyle(style);
this.style = (TextButtonStyle)style;
if (label != null) {
TextButtonStyle textButtonStyle = (TextButtonStyle)style;
LabelStyle labelStyle = label.getStyle();
labelStyle.font = textButtonStyle.font;
labelStyle.fontColor = textButtonStyle.fontColor;
label.setStyle(labelStyle);
}
}
public TextButtonStyle getStyle () {
return style;
}
public void draw (SpriteBatch batch, float parentAlpha) {
if (isPressed) {
if (style.downFontColor != null) label.setColor(style.downFontColor);
} else {
if (style.fontColor != null)
label.setColor((isChecked && style.checkedFontColor != null) ? style.checkedFontColor : style.fontColor);
}
super.draw(batch, parentAlpha);
}
public Label getLabel () {
return label;
}
public Cell getLabelCell () {
return getCell(label);
}
public void setText (String text) {
label.setText(text);
}
public CharSequence getText () {
return label.getText();
}
/** The style for a text button, see {@link TextButton}.
* @author Nathan Sweet */
static public class TextButtonStyle extends ButtonStyle {
public BitmapFont font;
/** Optional. */
public Color fontColor, downFontColor, checkedFontColor;
public TextButtonStyle () {
}
public TextButtonStyle (NinePatch down, NinePatch up, NinePatch checked, float pressedOffsetX, float pressedOffsetY,
float unpressedOffsetX, float unpressedOffsetY, BitmapFont font, Color fontColor, Color downFontColor,
Color checkedFontColor) {
super(down, up, checked, pressedOffsetX, pressedOffsetY, unpressedOffsetX, unpressedOffsetY);
this.font = font;
this.fontColor = fontColor;
this.downFontColor = downFontColor;
this.checkedFontColor = checkedFontColor;
}
}
}