390 lines
11 KiB
C#
Executable File
390 lines
11 KiB
C#
Executable File
#region Copyright & License Information
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/*
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* Copyright 2007-2011 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see COPYING.
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*/
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Drawing.Imaging;
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using System.Linq;
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using System.Windows.Forms;
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using OpenRA.FileFormats;
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using OpenRA.Traits;
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using SGraphics = System.Drawing.Graphics;
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namespace OpenRA.Editor
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{
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class Surface : Control
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{
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public Map Map { get; private set; }
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public TileSet TileSet { get; private set; }
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public Palette Palette { get; private set; }
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public int2 Offset;
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public int2 GetOffset() { return Offset; }
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public float Zoom = 1.0f;
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ITool Tool;
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public bool IsPanning;
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public bool ShowActorNames;
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public event Action AfterChange = () => { };
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public event Action<string> MousePositionChanged = _ => { };
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Dictionary<string, ActorTemplate> ActorTemplates = new Dictionary<string, ActorTemplate>();
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Dictionary<int, ResourceTemplate> ResourceTemplates = new Dictionary<int, ResourceTemplate>();
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public Keys GetModifiers() { return ModifierKeys; }
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public void Bind(Map m, TileSet ts, Palette p)
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{
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Map = m;
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TileSet = ts;
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Palette = p;
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PlayerPalettes = null;
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Chunks.Clear();
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Tool = null;
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}
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public void SetTool(ITool tool) { Tool = tool; }
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public void BindActorTemplates(IEnumerable<ActorTemplate> templates)
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{
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ActorTemplates = templates.ToDictionary(a => a.Info.Name.ToLowerInvariant());
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}
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public void BindResourceTemplates(IEnumerable<ResourceTemplate> templates)
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{
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ResourceTemplates = templates.ToDictionary(a => a.Info.ResourceType);
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}
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public Dictionary<int2, Bitmap> Chunks = new Dictionary<int2, Bitmap>();
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public Surface()
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: base()
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{
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BackColor = Color.Black;
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SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
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SetStyle(ControlStyles.ResizeRedraw, true);
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UpdateStyles();
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}
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static readonly Pen CordonPen = new Pen(Color.Red);
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int2 MousePos;
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public void Scroll(int2 dx)
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{
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Offset -= dx;
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Invalidate();
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}
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protected override void OnMouseWheel(MouseEventArgs e)
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{
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base.OnMouseWheel(e);
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if (Map == null) return;
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Zoom *= e.Delta > 0 ? 4.0f / 3.0f : .75f;
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Invalidate();
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}
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protected override void OnMouseLeave(EventArgs e)
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{
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base.OnMouseLeave(e);
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this.Parent.Focus();
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Invalidate();
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}
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protected override void OnMouseEnter(EventArgs e)
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{
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base.OnMouseLeave(e);
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this.Focus();
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Invalidate();
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}
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protected override void OnMouseMove(MouseEventArgs e)
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{
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base.OnMouseMove(e);
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if (Map == null) return;
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var oldMousePos = MousePos;
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MousePos = new int2(e.Location);
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MousePositionChanged(GetBrushLocation().ToString());
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if (e.Button == MouseButtons.Middle || (e.Button != MouseButtons.None && IsPanning))
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Scroll(oldMousePos - MousePos);
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else
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{
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if (e.Button == MouseButtons.Right)
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Erase();
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if (e.Button == MouseButtons.Left)
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Draw();
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Invalidate();
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}
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}
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void Erase()
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{
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// Crash preventing
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var BrushLocation = GetBrushLocation();
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if (Map == null || BrushLocation.X >= Map.MapSize.X ||
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BrushLocation.Y >= Map.MapSize.Y ||
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BrushLocation.X < 0 ||
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BrushLocation.Y < 0)
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return;
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Tool = null;
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var key = Map.Actors.Value.FirstOrDefault(a => a.Value.Location() == BrushLocation);
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if (key.Key != null) Map.Actors.Value.Remove(key.Key);
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if (Map.MapResources.Value[BrushLocation.X, BrushLocation.Y].type != 0)
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{
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Map.MapResources.Value[BrushLocation.X, BrushLocation.Y] = new TileReference<byte, byte>();
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var ch = new int2((BrushLocation.X) / ChunkSize, (BrushLocation.Y) / ChunkSize);
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if (Chunks.ContainsKey(ch))
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{
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Chunks[ch].Dispose();
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Chunks.Remove(ch);
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}
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}
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AfterChange();
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}
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void Draw()
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{
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if (Tool != null) Tool.Apply(this);
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AfterChange();
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}
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protected override void OnMouseDown(MouseEventArgs e)
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{
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base.OnMouseDown(e);
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if (Map == null) return;
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if (!IsPanning)
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{
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if (e.Button == MouseButtons.Right) Erase();
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if (e.Button == MouseButtons.Left) Draw();
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}
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Invalidate();
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}
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public const int ChunkSize = 8; // 8x8 chunks ==> 192x192 bitmaps.
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Bitmap RenderChunk(int u, int v)
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{
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var bitmap = new Bitmap(ChunkSize * TileSet.TileSize, ChunkSize * TileSet.TileSize);
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bitmap.SetPixel(0, 0, Color.Green);
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var data = bitmap.LockBits(new Rectangle(0, 0, bitmap.Width, bitmap.Height),
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ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
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unsafe
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{
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int* p = (int*)data.Scan0.ToPointer();
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var stride = data.Stride >> 2;
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for (var i = 0; i < ChunkSize; i++)
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for (var j = 0; j < ChunkSize; j++)
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{
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var tr = Map.MapTiles.Value[u * ChunkSize + i, v * ChunkSize + j];
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var tile = TileSet.Tiles[tr.type];
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var index = (tr.index < tile.TileBitmapBytes.Count) ? tr.index : (byte)0;
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var rawImage = tile.TileBitmapBytes[index];
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for (var x = 0; x < TileSet.TileSize; x++)
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for (var y = 0; y < TileSet.TileSize; y++)
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p[(j * TileSet.TileSize + y) * stride + i * TileSet.TileSize + x] = Palette.GetColor(rawImage[x + TileSet.TileSize * y]).ToArgb();
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if (Map.MapResources.Value[u * ChunkSize + i, v * ChunkSize + j].type != 0)
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{
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var resourceImage = ResourceTemplates[Map.MapResources.Value[u * ChunkSize + i, v * ChunkSize + j].type].Bitmap;
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var srcdata = resourceImage.LockBits(new Rectangle(0, 0, resourceImage.Width, resourceImage.Height),
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ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);
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int* q = (int*)srcdata.Scan0.ToPointer();
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var srcstride = srcdata.Stride >> 2;
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for (var x = 0; x < TileSet.TileSize; x++)
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for (var y = 0; y < TileSet.TileSize; y++)
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{
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var c = q[y * srcstride + x];
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if ((c & 0xff000000) != 0) /* quick & dirty, i cbf doing real alpha */
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p[(j * TileSet.TileSize + y) * stride + i * TileSet.TileSize + x] = c;
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}
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resourceImage.UnlockBits(srcdata);
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}
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}
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}
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bitmap.UnlockBits(data);
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return bitmap;
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}
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public int2 GetBrushLocation()
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{
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var vX = (int)Math.Floor((MousePos.X - Offset.X) / Zoom);
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var vY = (int)Math.Floor((MousePos.Y - Offset.Y) / Zoom);
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return new int2(vX / TileSet.TileSize, vY / TileSet.TileSize);
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}
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public void DrawActor(SGraphics g, int2 p, ActorTemplate t, ColorPalette cp)
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{
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var centered = t.Appearance == null || !t.Appearance.RelativeToTopLeft;
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DrawImage(g, t.Bitmap, p, centered, cp);
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}
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float2 GetDrawPosition(int2 location, Bitmap bmp, bool centered)
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{
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float OffsetX = centered ? bmp.Width / 2 - TileSet.TileSize / 2 : 0;
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float DrawX = TileSet.TileSize * location.X * Zoom + Offset.X - OffsetX;
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float OffsetY = centered ? bmp.Height / 2 - TileSet.TileSize / 2 : 0;
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float DrawY = TileSet.TileSize * location.Y * Zoom + Offset.Y - OffsetY;
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return new float2(DrawX, DrawY);
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}
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public void DrawImage(SGraphics g, Bitmap bmp, int2 location, bool centered, ColorPalette cp)
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{
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var drawPos = GetDrawPosition(location, bmp, centered);
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var sourceRect = new RectangleF(0, 0, bmp.Width, bmp.Height);
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var destRect = new RectangleF(drawPos.X, drawPos.Y, bmp.Width * Zoom, bmp.Height * Zoom);
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var restorePalette = bmp.Palette;
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if (cp != null) bmp.Palette = cp;
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g.DrawImage(bmp, destRect, sourceRect, GraphicsUnit.Pixel);
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if (cp != null) bmp.Palette = restorePalette;
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}
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void DrawActorBorder(System.Drawing.Graphics g, int2 p, ActorTemplate t)
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{
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var centered = t.Appearance == null || !t.Appearance.RelativeToTopLeft;
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var drawPos = GetDrawPosition(p, t.Bitmap, centered);
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g.DrawRectangle(CordonPen,
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drawPos.X, drawPos.Y,
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t.Bitmap.Width * Zoom, t.Bitmap.Height * Zoom);
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}
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ColorPalette GetPaletteForPlayer(string name)
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{
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var pr = Map.Players[name];
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var pcpi = Rules.Info["player"].Traits.Get<PlayerColorPaletteInfo>();
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var remap = new PlayerColorRemap(pr.ColorRamp, pcpi.PaletteFormat);
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return new Palette(Palette, remap).AsSystemPalette();
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}
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Cache<string, ColorPalette> PlayerPalettes;
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ColorPalette GetPaletteForActor(ActorReference ar)
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{
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if (PlayerPalettes == null)
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PlayerPalettes = new Cache<string, ColorPalette>(GetPaletteForPlayer);
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var ownerInit = ar.InitDict.GetOrDefault<OwnerInit>();
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if (ownerInit == null)
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return null;
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return PlayerPalettes[ownerInit.PlayerName];
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}
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protected override void OnPaint(PaintEventArgs e)
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{
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if (Map == null) return;
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if (TileSet == null) return;
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for (var u = 0; u < Map.MapSize.X; u += ChunkSize)
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for (var v = 0; v < Map.MapSize.Y; v += ChunkSize)
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{
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var x = new int2(u / ChunkSize, v / ChunkSize);
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if (!Chunks.ContainsKey(x)) Chunks[x] = RenderChunk(u / ChunkSize, v / ChunkSize);
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Bitmap bmp = Chunks[x];
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float DrawX = TileSet.TileSize * (float)ChunkSize * (float)x.X * Zoom + Offset.X;
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float DrawY = TileSet.TileSize * (float)ChunkSize * (float)x.Y * Zoom + Offset.Y;
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RectangleF sourceRect = new RectangleF(0, 0, bmp.Width, bmp.Height);
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RectangleF destRect = new RectangleF(DrawX, DrawY, bmp.Width * Zoom, bmp.Height * Zoom);
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e.Graphics.DrawImage(bmp, destRect, sourceRect, GraphicsUnit.Pixel);
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}
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e.Graphics.DrawRectangle(CordonPen,
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Map.Bounds.Left * TileSet.TileSize * Zoom + Offset.X,
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Map.Bounds.Top * TileSet.TileSize * Zoom + Offset.Y,
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Map.Bounds.Width * TileSet.TileSize * Zoom,
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Map.Bounds.Height * TileSet.TileSize * Zoom);
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foreach (var ar in Map.Actors.Value)
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{
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if (ActorTemplates.ContainsKey(ar.Value.Type))
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DrawActor(e.Graphics, ar.Value.Location(), ActorTemplates[ar.Value.Type],
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GetPaletteForActor(ar.Value));
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else
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Console.WriteLine("Warning: Unknown or excluded actor: {0}", ar.Value.Type);
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}
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if (ShowActorNames)
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foreach (var ar in Map.Actors.Value)
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if (!ar.Key.StartsWith("Actor")) // if it has a custom name
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e.Graphics.DrawStringContrast(Font, ar.Key,
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(int)(ar.Value.Location().X * TileSet.TileSize * Zoom + Offset.X),
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(int)(ar.Value.Location().Y * TileSet.TileSize * Zoom + Offset.Y),
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Brushes.White,
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Brushes.Black);
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if (Tool != null)
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Tool.Preview(this, e.Graphics);
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if (Tool == null)
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{
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var x = Map.Actors.Value.FirstOrDefault(a => a.Value.Location() == GetBrushLocation());
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if (x.Key != null)
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DrawActorBorder(e.Graphics, x.Value.Location(), ActorTemplates[x.Value.Type]);
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}
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}
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}
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static class ActorReferenceExts
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{
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public static int2 Location(this ActorReference ar)
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{
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return ar.InitDict.Get<LocationInit>().value;
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}
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public static void DrawStringContrast(this SGraphics g, Font f, string s, int x, int y, Brush fg, Brush bg)
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{
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g.DrawString(s, f, bg, x - 1, y - 1);
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g.DrawString(s, f, bg, x + 1, y - 1);
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g.DrawString(s, f, bg, x - 1, y + 1);
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g.DrawString(s, f, bg, x + 1, y + 1);
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g.DrawString(s, f, fg, x, y);
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}
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}
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} |