[Java] Button template class by Graphics

Button template class by Graphics Properties X and Y are the center positions of the buttons Shadow, hover method, press method, click judgment It is OK to make it an abstract class and add a click method

GraphicBtn.java

public class GraphicBtn {
	int X, Y; //Button center position
	int w, h; //Button width, height
	String text; //Button text
	Color btnC, textC; //Button color, text color
	Font font; //Text font
	boolean hover, press; //Hover, press

	//constructor
	public Button(Game game,int x,int y,int w,int h,
					String text,Color btnC,Color textC,Font font) {
		X = x;
		Y = y;
		this.w = w;
		this.h = h;
		this.text = text;
		this.btnC = btnC;
		this.textC = textC;
		this.font = font;
		hover = false;
		press = false;
	}
	//Drawing method
	public void draw(Graphics g,Canvas canvas) {
		g.setColor(btnC.darker());
		g.fillRoundRect(X-w/2, Y-h/2+5, w, h, 10, 10);
		g.setColor(btnC);
		g.fillRoundRect(X-w/2, Y-h/2+(press?2:0), w, h, 10, 10);
		g.setColor(textC);
		if(hover) setAlpha(g,180);
		drawStrCenter(g,X,Y+(press?2:0));
	}
	//Centered text
	public void drawStrCenter(Graphics g,int x,int y){
		g.setFont(font);
		FontMetrics fm = g.getFontMetrics();
		Rectangle rectText = fm.getStringBounds(text, g).getBounds();
		x = x-rectText.width/2;
		y = y-rectText.height/2+fm.getMaxAscent();
		g.drawString(text, x, y);
	}
	//Change only alpha value
	public void setAlpha(Graphics g, int alpha) {
		int R = g.getColor().getRed();
		int G = g.getColor().getGreen();
		int B = g.getColor().getBlue();
		g.setColor(new Color(R, G, B, alpha));
	}
	//Hover method
	public void mouseMoved(int x,int y) {
		if(X-w/2 < x && x < X+w/2 && Y-h/2 < y && y < Y+h/2) {
			hover = true;
		} else {
			hover = false;
			press = false;
		}
	}
	//Press method
	public void mousePressed(int x,int y) {
		if(hover) press = true;
	}
	//Release method
	public void mouseReleased(int x,int y) {
		press = false;
	}
	//Click judgment
	public boolean isClick(int x,int y) {
		if(X-w/2 < x && x < X+w/2 && Y-h/2 < y && y < Y+h/2) {
			return true;
		}
		return false;
	}
}