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zweiundvierzig-JavaFX/Button.java

129 lines
3.0 KiB
Java

import greenfoot.*; // (World, Actor, GreenfootImage, Greenfoot and MouseInfo)
import java.awt.Color;
/**
* Diese Klasse stellt einen Button dar.
*
* @author Felix Stupp
* @version 26.04.2016
*/
public class Button extends GUI_Interface {
boolean autoSize = true;
Color foreC = Color.WHITE;
Color backC = Color.BLACK;
int textSize = 32; // as default text size
String text = "";
ButtonEvent handler;
public Button(String txt, int size) {
text = txt;
textSize = size;
redraw();
}
/**
* Erstellt einen Button mit dem gegebenen Objekt als Event-Handler.
* @param h Der Handler mit dem Interface ButtonEvent implementiert.
*/
public Button(ButtonEvent h) {
handler = h;
redraw();
}
public Button(String txt, int size, ButtonEvent h) {
text = txt;
textSize = size;
handler = h;
redraw();
}
/**
* Fragt ab, ob ein Klick auf den Button gekommen ist.
*/
public void act() {
if(Greenfoot.mouseClicked(this) && handler != this) {
handler.buttonClicked(this);
}
}
public boolean getAutoSize() {
return autoSize;
}
public void setAutoSize(boolean b) {
autoSize = b;
if(autoSize) {
redraw();
}
}
public int getTextSize() {
return textSize;
}
public void setTextSize(int s) {
if(textSize != s && s > 0) {
textSize = s;
redraw();
}
}
public String getText() {
return text;
}
public void setText(String s) {
if(text != s) {
text = s;
redraw();
}
}
public ButtonEvent getHandler() {
return handler;
}
public void setHandler(ButtonEvent h) {
handler = h;
}
public void removeHandler() {
handler = null;
}
public void redraw() {
GreenfootImage tI = new GreenfootImage(text,textSize,foreC,backC);
GreenfootImage corner = new GreenfootImage("images/Button_Corner.png");
int csx = corner.getWidth();
int csy = corner.getHeight();
GreenfootImage side = new GreenfootImage("images/Button_Side.png");
if(autoSize) {
sx = tI.getWidth() + (csx * 2) + 4;
sy = tI.getHeight() + (csy * 2) + 4;
}
GreenfootImage all = new GreenfootImage(sx,sy);
all.setColor(Color.BLACK);
all.fill();
all.drawImage(corner,0,0); // top left
corner.rotate(90);
all.drawImage(corner,sx-csx,0); // top right
corner.rotate(90);
all.drawImage(corner,sx-csx,sy-csy); // bottom right
corner.rotate(90);
all.drawImage(corner,0,sy-csy); // bottom left
for(int i = csx; i > (sx-csx); i++) {
all.drawImage(side,i,0); // top
System.out.println("This is a test line at " + i);
}
side.rotate(90);
for(int i = csy; i > (sy-csy); i++) {
all.drawImage(side,sx-csx,i); // right
}
side.rotate(90);
for(int i = csx; i > (sx-csx); i++) { // bottom
all.drawImage(side,i,sy-csy);
}
side.rotate(90);
for(int i = csy; i > (sy-csy); i++) { // left
all.drawImage(side,0,i);
}
all.drawImage(tI,(sx-tI.getWidth())/2,(sy-tI.getHeight())/2);
setImage(all);
}
}