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

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package mightypork.rogue.screens.gamescreen.world;
import mightypork.gamecore.input.InputSystem;
import mightypork.rogue.world.Coord;
import mightypork.rogue.world.PlayerControl;
import mightypork.util.math.Calc.Deg;
import mightypork.util.math.Polar;
import mightypork.util.math.constraints.vect.Vect;
public class MIPMouseWalk implements MapInteractionPlugin {
@Override
public void onStepEnd(MapView world, PlayerControl player)
{
if (InputSystem.isMouseButtonDown(0)) {
// walk by holding btn
onClick(world, player, InputSystem.getMousePos(), 0, true);
}
}
@Override
public void onClick(MapView world, PlayerControl player, Vect mouse, int button, boolean down)
{
if (!down) return;
final Coord plpos = player.getCoord();
final Coord clicked = world.toWorldPos(mouse);
final Polar p = Polar.fromCoord(clicked.x - plpos.x, clicked.y - plpos.y);
final int dir = Deg.round90(p.getAngleDeg()) / 90;
switch (dir) {
case 0:
player.goEast();
return;
case 1:
player.goSouth();
return;
case 2:
player.goWest();
return;
case 3:
player.goNorth();
return;
}
}
@Override
public void onKey(MapView world, PlayerControl player, int key, boolean down)
{
}
}