osu/osu.Game.Rulesets.Catch/UI/CatchPlayfieldAdjustmentCon...

84 lines
4.1 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Game.Rulesets.UI;
using osuTK;
namespace osu.Game.Rulesets.Catch.UI
{
public partial class CatchPlayfieldAdjustmentContainer : PlayfieldAdjustmentContainer
{
private const float playfield_size_adjust = 0.8f;
protected override Container<Drawable> Content => content;
private readonly Container content;
public CatchPlayfieldAdjustmentContainer()
{
const float base_game_width = 1024f;
const float base_game_height = 768f;
// extra bottom space for the catcher to not get cut off at tall resolutions lower than 4:3 (e.g. 5:4). number chosen based on testing with maximum catcher scale (i.e. CS 0).
const float extra_bottom_space = 200f;
Anchor = Anchor.Centre;
Origin = Anchor.Centre;
InternalChild = new Container
{
// This container limits vertical visibility of the playfield to ensure fairness between wide and tall resolutions (i.e. tall resolutions should not see more fruits).
// Note that the container still extends across the screen horizontally, so that hit explosions at the sides of the playfield do not get cut off.
Name = "Visible area",
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
RelativeSizeAxes = Axes.X,
Height = base_game_height + extra_bottom_space,
Y = extra_bottom_space / 2,
Masking = true,
Child = new Container
{
Name = "Playable area",
Anchor = Anchor.TopCentre,
Origin = Anchor.TopCentre,
// playfields in stable are positioned vertically at three fourths the difference between the playfield height and the window height in stable.
Y = base_game_height * ((1 - playfield_size_adjust) / 4 * 3),
Size = new Vector2(base_game_width, base_game_height) * playfield_size_adjust,
Child = content = new ScalingContainer { RelativeSizeAxes = Axes.Both }
},
};
}
/// <summary>
/// A <see cref="Container"/> which scales its content relative to a target width.
/// </summary>
private partial class ScalingContainer : Container
{
public ScalingContainer()
{
Anchor = Anchor.BottomCentre;
Origin = Anchor.BottomCentre;
}
protected override void Update()
{
base.Update();
// in stable, fruit fall vertically from 100 pixels above the playfield top down to the catcher's Y position (i.e. -100 to 340),
// see: https://github.com/peppy/osu-stable-reference/blob/1531237b63392e82c003c712faa028406073aa8f/osu!/GameplayElements/HitObjects/Fruits/HitCircleFruits.cs#L65
// we already have the playfield positioned similar to stable (see CatchPlayfieldAdjustmentContainer constructor),
// so we only need to increase this container's height 100 pixels above the playfield, and offset it to have the bottom at 340 rather than 384.
const float stable_fruit_start_position = -100;
const float stable_catcher_y_position = 340;
const float playfield_v_size_adjustment = (stable_catcher_y_position - stable_fruit_start_position) / CatchPlayfield.HEIGHT;
const float playfield_v_catcher_offset = stable_catcher_y_position - CatchPlayfield.HEIGHT;
Scale = new Vector2(Parent!.ChildSize.X / CatchPlayfield.WIDTH);
Position = new Vector2(0f, playfield_v_catcher_offset * Scale.Y);
Size = Vector2.Divide(new Vector2(1, playfield_v_size_adjustment), Scale);
}
}
}
}