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package com.gebauz.Bauzoid.menu;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.graphics.Texture;
import com.gebauz.Bauzoid.game.Game;
import com.gebauz.Bauzoid.graphics.sprite.Sprite;
import com.gebauz.Bauzoid.parser.ScanException;
import com.gebauz.Bauzoid.parser.Tokenizer;
/** Implements a Button using an Image and Text.
*
* This kind of button has several semantic changes over the regular Button class:
* - position, size, align refer to the image used
* - The text has its own position (relative to the upper-left edge of the Image)
* - The text has its own alignment
*
*
* @author chiu
*
*/
public class ImageButton
extends Button
{
// Constants========================================================================================
// Embedded Types===================================================================================
// Fields===========================================================================================
private String mTextureName =
"";
private String mPushTextureName =
"";
private Sprite mImage =
null;
private Sprite mPushImage =
null;
// Methods==========================================================================================
public ImageButton
(Game game,
Menu parent,
String name
)
{
super(game, parent, name
);
}
@
Override
public void init
()
{
super.
init();
mImage =
new Sprite
(getGame
().
getGraphics(),
new Texture
(Gdx.
files.
internal(mTextureName
)));
Image.
setSpriteProperties(mImage,
this);
if (!mPushTextureName.
isEmpty())
{
mPushImage =
new Sprite
(getGame
().
getGraphics(),
new Texture
(Gdx.
files.
internal(mPushTextureName
)));
if (mPushImage
!=
null)
Image.
setSpriteProperties(mPushImage,
this);
}
}
@
Override
public void exit
()
{
if (mImage
!=
null)
{
mImage.
dispose();
mImage =
null;
}
if (mPushImage
!=
null)
{
mPushImage.
dispose();
mPushImage =
null;
}
super.
exit();
}
@
Override
public void update
(float deltaTime
)
{
super.
update(deltaTime
);
mImage.
update(deltaTime
);
Image.
setSpriteProperties(mImage,
this);
if (mPushImage
!=
null)
{
Image.
setSpriteProperties(mPushImage,
this);
mPushImage.
update(deltaTime
);
}
}
@
Override
public void render
()
{
if (isButtonDown
() && (mPushImage
!=
null))
mPushImage.
render();
else
mImage.
render();
super.
render();
}
public boolean parseLine
(String identifier, Tokenizer tokenizer
) throws ScanException
{
if (identifier.
equalsIgnoreCase("texture"))
{
mTextureName = MenuUtil.
parseString(tokenizer
);
}
else if (identifier.
equalsIgnoreCase("pushTexture"))
{
mPushTextureName = MenuUtil.
parseString(tokenizer
);
}
else
{
return super.
parseLine(identifier, tokenizer
);
}
return true;
}
// Getters/Setters==================================================================================
}