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Entity Manager module for the CodinGame engine toolkit. Simplify the management of shapes and drawings.
package com.codingame.gameengine.module.entities;
import java.util.Objects;
/**
* Generic type for entities containing text.
*
* @param
* a subclass inheriting TextureBasedEntity, used in order to return this as a T instead of a TextBasedEntity
.
*/
public abstract class TextBasedEntity> extends TextureBasedEntity {
/**
* This is an enumeration that contains the three options for text alignment: left, center, and right.
*/
public static enum TextAlign {
/**
* Align text left
*/
LEFT(0),
/**
* Align text center
*/
CENTER(1),
/**
* Align text right
*/
RIGHT(2);
private int value;
private TextAlign(int value) {
this.value = value;
}
private int getValue() {
return value;
}
}
protected String text = "";
protected int fontSize = 26;
protected int maxWidth = 0;
protected TextAlign textAlign;
/**
* Returns the string this TextBasedEntity
displays.
*
* Default is "" (empty string).
*
*
* @return the string of this TextBasedEntity
.
*/
public String getText() {
return text;
}
/**
* Sets the string for this TextBasedEntity
to display.
*
* Default is "" (empty string).
*
*
* @param text
* the string for this TextBasedEntity
to display.
* @return this Text
.
* @exception NullPointerException
* if text is null.
*/
public T setText(String text) {
Objects.requireNonNull(text);
this.text = text;
set("text", text, null);
return self();
}
/**
* Returns text alignment of this TextBasedEntity
.
*
* Default is TextAlign.LEFT (align left).
*
*
* @return the text alignment of this TextBasedEntity
.
*/
public TextAlign getTextAlign() {
return textAlign;
}
/**
* Sets the text alignment of this TextBasedEntity
.
*
* Default is TextAlign.LEFT (align left).
*
*
* @param align
* the text alignment of this TextBasedEntity
.
* @return this Text
.
* @exception NullPointerException
* if align is null.
*/
public T setTextAlign(TextAlign align) {
Objects.requireNonNull(align);
this.textAlign = align;
set("textAlign", align.getValue(), null);
return self();
}
/**
* Returns the size of the font of this TextBasedEntity
in px.
*
* Default is 26.
*
*
* @return the size of the font of this TextBasedEntity
.
*/
public int getFontSize() {
return fontSize;
}
/**
* Sets the size of the font of this TextBasedEntity
in px.
*
* Default is 26.
*
*
* @param fontSize
* the size for the font of this TextBasedEntity
.
* @return this Text
.
*/
public T setFontSize(int fontSize) {
return setFontSize(fontSize, null);
}
/**
* Sets the size of the font of this TextBasedEntity
in px.
*
* Default is 26.
*
*
* @param fontSize
* the size for the font of this TextBasedEntity
.
* @param curve
* the transition to animate between values of this property.
* @return this Text
.
*/
public T setFontSize(int fontSize, Curve curve) {
this.fontSize = fontSize;
set("fontSize", fontSize, curve);
return self();
}
/**
* Returns the maximum width of this TextBasedEntity
in pixels, before it gets ellipsed.
*
* The ellipsis is applied before the entity is scaled. A max width of 0 means there is no maximum width.
*
*
* Default is 0 (no max width).
*
*
* @return the maximum width in pixels of this TextBasedEntity
.
*/
public int getMaxWidth() {
return maxWidth;
}
/**
* Sets the maximum width of this TextBasedEntity
in pixels before it gets ellipsed.
*
* The ellipsis is applied before the entity is scaled. A max width of 0 means there is no maximum width.
*
*
* Default is 0 (no max width).
*
*
* @param maxWidth
* the maximum width in pixels of this TextBasedEntity
.
* @return this Text
.
*/
public T setMaxWidth(int maxWidth) {
if (maxWidth < 0) {
throw new IllegalArgumentException("Invalid max width: " + maxWidth);
}
this.maxWidth = maxWidth;
set("maxWidth", maxWidth, null);
return self();
}
}
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