103 lines
4.8 KiB
C#
103 lines
4.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using Microsoft.Xna.Framework;
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using Microsoft.Xna.Framework.Graphics;
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using Microsoft.Xna.Framework.Input.Touch;
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using MLEM.Extensions;
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using MLEM.Misc;
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using MLEM.Startup;
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using MLEM.Textures;
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using ThemeParkClicker.Attractions;
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namespace ThemeParkClicker {
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public class ParkMap {
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public readonly int Width;
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public readonly int Height;
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private readonly Attraction[,] grid;
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private readonly Dictionary<Point, Attraction> attractions = new Dictionary<Point, Attraction>();
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public Attraction PlacingAttraction;
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public Point PlacingPosition;
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private bool draggingAttraction;
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public ParkMap(int width, int height) {
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this.Width = width;
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this.Height = height;
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this.grid = new Attraction[width, height];
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}
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public void Update(GameTime time) {
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foreach (var attraction in this.attractions.Values)
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attraction.GainTickets(time);
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// map movement
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if (GameImpl.Instance.DrawMap) {
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var camera = GameImpl.Instance.Camera;
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if (MlemGame.Input.GetGesture(GestureType.Pinch, out var pinch)) {
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var startDiff = pinch.Position2 - pinch.Position;
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var endDiff = pinch.Position2 + pinch.Delta2 - (pinch.Position + pinch.Delta);
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if (startDiff.LengthSquared() < endDiff.LengthSquared()) {
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// zooming in
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camera.Zoom(pinch.Delta.Length() / camera.Scale);
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} else {
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// zooming out
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camera.Zoom(-pinch.Delta.Length() / camera.Scale);
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}
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} else if (MlemGame.Input.GetGesture(GestureType.FreeDrag, out var drag)) {
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if (this.draggingAttraction) {
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// move the current placing position
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var nextPos = (camera.ToWorldPos(drag.Position + drag.Delta) / Attraction.TileSize).ToPoint();
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if (nextPos.X >= 0 && nextPos.Y >= 0 && nextPos.X < this.Width && nextPos.Y < this.Height)
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this.PlacingPosition = nextPos;
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} else {
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// move the camera
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camera.Position -= drag.Delta / camera.Scale;
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}
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} else if (this.PlacingAttraction != null) {
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foreach (var touch in MlemGame.Input.TouchState) {
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if (touch.State != TouchLocationState.Pressed)
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continue;
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// when first pressing down, go into attraction drag mode if we're touching the place location
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var offset = (camera.ToWorldPos(touch.Position) / Attraction.TileSize).ToPoint();
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this.draggingAttraction = this.PlacingAttraction.GetCoveredTiles()
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.Any(p => this.PlacingPosition + p == offset);
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}
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}
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}
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}
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public void Draw(GameTime time, SpriteBatch batch, Vector2 position, float scale, float alpha) {
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var tileSize = Attraction.TileSize * scale;
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// draw ground
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batch.Draw(batch.GetBlankTexture(), new RectangleF(position, new Vector2(this.Width, this.Height) * tileSize), ColorExtensions.FromHex(0xff53a662) * alpha);
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// draw attractions
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foreach (var kv in this.attractions)
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batch.Draw(kv.Value.TextureRegion, position + kv.Key.ToVector2() * tileSize, Color.White * alpha, 0, Vector2.Zero, scale, SpriteEffects.None, 0);
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// placing attraction
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if (this.PlacingAttraction != null) {
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var placingPos = position + this.PlacingPosition.ToVector2() * tileSize;
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foreach (var pos in this.PlacingAttraction.GetCoveredTiles())
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batch.Draw(batch.GetBlankTexture(), new RectangleF(placingPos + pos.ToVector2() * tileSize, tileSize), Color.Black * 0.15F * alpha);
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batch.Draw(this.PlacingAttraction.TextureRegion, placingPos, Color.White * alpha * 0.5F, 0, Vector2.Zero, scale, SpriteEffects.None, 0);
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}
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}
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public bool CanPlace(Point position, Attraction attraction) {
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foreach (var (x, y) in attraction.GetCoveredTiles()) {
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if (this.grid[position.X + x, position.Y + y] != null)
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return false;
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}
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return true;
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}
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public void Place(Point position, Attraction attraction) {
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foreach (var (x, y) in attraction.GetCoveredTiles())
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this.grid[position.X + x, position.Y + y] = attraction;
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this.attractions[position] = attraction;
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}
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}
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} |