Rogue: Savage Rats, a retro-themed dungeon crawler
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rogue-savage-rats/src/mightypork/rogue/screens/test_cat_sound/LayerFlyingCat.java

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package mightypork.rogue.screens.test_cat_sound;
import static mightypork.utils.math.constraints.Constraints.*;
import java.util.Random;
import mightypork.gamecore.control.bus.events.MouseButtonEvent;
import mightypork.gamecore.control.timing.Updateable;
import mightypork.gamecore.gui.components.painters.ImagePainter;
import mightypork.gamecore.gui.components.painters.QuadPainter;
import mightypork.gamecore.gui.components.painters.TextPainter;
import mightypork.gamecore.gui.screens.Screen;
import mightypork.gamecore.gui.screens.ScreenLayer;
import mightypork.gamecore.input.KeyStroke;
import mightypork.gamecore.input.Keys;
import mightypork.gamecore.render.fonts.FontRenderer.Align;
import mightypork.rogue.Res;
import mightypork.utils.math.animation.AnimDouble;
import mightypork.utils.math.animation.Easing;
import mightypork.utils.math.color.RGB;
import mightypork.utils.math.coord.AnimCoord;
import mightypork.utils.math.coord.FixedCoord;
import mightypork.utils.math.coord.Vec;
public class LayerFlyingCat extends ScreenLayer implements Updateable, MouseButtonEvent.Listener {
private final AnimDouble size = new AnimDouble(400, Easing.SINE_BOTH);
private final AnimCoord pos = new AnimCoord(Vec.ZERO, Easing.ELASTIC_OUT);
private final Random rand = new Random();
private final ImagePainter cat;
private final TextPainter tp;
private final QuadPainter qp;
public LayerFlyingCat(Screen screen) {
super(screen);
pos.setTo(getDisplay().getCenter());
cat = new ImagePainter(Res.getTxQuad("test.kitten"));
cat.setContext(cCenterTo(cBox(size, size), pos));
tp = new TextPainter(Res.getFont("default"));
tp.setAlign(Align.CENTER);
tp.setColor(RGB.YELLOW);
tp.setText("Meow!");
tp.setShadow(RGB.dark(0.8), new FixedCoord(2, 2));
tp.setContext(cCenterTo(cBox(64, 64), cMousePos));
qp = QuadPainter.gradV(RGB.YELLOW, RGB.RED);
qp.setContext(cExpand(cBottomLeft(cat), 0, 0, 50, 50));
/*
* Register keys
*/
bindKeyStroke(new KeyStroke(Keys.KEY_RETURN), new Runnable() {
@Override
public void run()
{
pos.animateWithSpeed(getDisplay().getCenter(), 300);
}
});
}
@Override
public void update(double delta)
{
size.update(delta);
pos.update(delta);
}
@Override
public void receive(MouseButtonEvent event)
{
if (!event.isDown()) return;
final Vec pos = event.getPos();
this.pos.animateWithSpeed(pos, 160);
size.animate(200 + rand.nextInt(600), Math.max(0.2, this.pos.getDuration() / 2));
}
@Override
public void render()
{
cat.render();
tp.render();
qp.render();
}
@Override
public int getPriority()
{
return 0;
}
}