Update copyright header. Normalize line endings to LF.
This commit is contained in:
Paul Chote
@@ -1,157 +1,157 @@
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#region Copyright & License Information
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/*
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* Copyright 2007-2010 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 LICENSE.
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*/
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#endregion
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using System.Collections.Generic;
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using System.Drawing;
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using System.Linq;
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using OpenRA.Widgets;
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namespace OpenRA.Graphics
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{
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public class Viewport
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{
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readonly int2 screenSize;
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int2 scrollPosition;
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readonly Renderer renderer;
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readonly Rectangle adjustedMapBounds;
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public float2 Location { get { return scrollPosition; } }
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public int Width { get { return screenSize.X; } }
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public int Height { get { return screenSize.Y; } }
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float cursorFrame = 0f;
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public static int TicksSinceLastMove = 0;
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public static int2 LastMousePos;
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public void Scroll(float2 delta)
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{
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this.Scroll(delta, false);
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}
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public void Scroll(float2 delta, bool ignoreBorders)
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{
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var d = delta.ToInt2();
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var newScrollPosition = scrollPosition + d;
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if(!ignoreBorders)
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newScrollPosition = this.NormalizeScrollPosition(newScrollPosition);
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scrollPosition = newScrollPosition;
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}
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private int2 NormalizeScrollPosition(int2 newScrollPosition)
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{
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return newScrollPosition.Clamp(adjustedMapBounds);
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}
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public ScrollDirection GetBlockedDirections()
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{
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ScrollDirection blockedDirections = ScrollDirection.None;
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if(scrollPosition.Y <= adjustedMapBounds.Top)
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blockedDirections = blockedDirections.Set(ScrollDirection.Up, true);
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if(scrollPosition.X <= adjustedMapBounds.Left)
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blockedDirections = blockedDirections.Set(ScrollDirection.Left, true);
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if(scrollPosition.Y >= adjustedMapBounds.Bottom)
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blockedDirections = blockedDirections.Set(ScrollDirection.Down, true);
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if(scrollPosition.X >= adjustedMapBounds.Right)
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blockedDirections = blockedDirections.Set(ScrollDirection.Right, true);
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return blockedDirections;
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}
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public Viewport(int2 screenSize, Rectangle mapBounds, Renderer renderer)
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{
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this.screenSize = screenSize;
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this.renderer = renderer;
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this.adjustedMapBounds = new Rectangle(Game.CellSize*mapBounds.X - screenSize.X/2,
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Game.CellSize*mapBounds.Y - screenSize.Y/2,
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Game.CellSize*mapBounds.Width,
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Game.CellSize*mapBounds.Height);
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this.scrollPosition = new int2(adjustedMapBounds.Location) + new int2(adjustedMapBounds.Size)/2;
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}
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public void DrawRegions( WorldRenderer wr, IInputHandler inputHandler )
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{
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renderer.BeginFrame(scrollPosition);
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if (wr != null)
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wr.Draw();
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Widget.DoDraw();
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var cursorName = Widget.RootWidget.GetCursorOuter(Viewport.LastMousePos) ?? "default";
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new Cursor(cursorName).Draw((int)cursorFrame, Viewport.LastMousePos + Location);
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renderer.EndFrame( inputHandler );
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}
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public void Tick()
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{
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cursorFrame += 0.5f;
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}
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public float2 ViewToWorld(int2 loc)
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{
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return (1f / Game.CellSize) * (loc.ToFloat2() + Location);
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}
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public float2 ViewToWorld(MouseInput mi)
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{
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return ViewToWorld(mi.Location);
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}
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public void Center(float2 loc)
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{
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scrollPosition = this.NormalizeScrollPosition((Game.CellSize*loc - screenSize / 2).ToInt2());
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}
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public void Center(IEnumerable<Actor> actors)
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{
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if (!actors.Any()) return;
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var avgPos = actors
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.Select(a => a.CenterLocation)
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.Aggregate((a, b) => a + b) / actors.Count();
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scrollPosition = this.NormalizeScrollPosition((avgPos - screenSize / 2));
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}
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public Rectangle ViewBounds(World world)
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{
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var r = WorldBounds(world);
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var left = (int)(Game.CellSize * r.Left - Game.viewport.Location.X);
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var top = (int)(Game.CellSize * r.Top - Game.viewport.Location.Y);
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var right = left + (int)(Game.CellSize * r.Width);
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var bottom = top + (int)(Game.CellSize * r.Height);
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if (left < 0) left = 0;
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if (top < 0) top = 0;
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if (right > Game.viewport.Width) right = Game.viewport.Width;
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if (bottom > Game.viewport.Height) bottom = Game.viewport.Height;
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return new Rectangle(left, top, right - left, bottom - top);
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}
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int2 cachedScroll = new int2(int.MaxValue, int.MaxValue);
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Rectangle cachedRect;
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public Rectangle WorldBounds(World world)
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{
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if (cachedScroll != scrollPosition)
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{
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int2 boundary = new int2(1,1); // Add a curtain of cells around the viewport to account for rounding errors
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var tl = ViewToWorld(int2.Zero).ToInt2() - boundary;
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var br = ViewToWorld(new int2(Width, Height)).ToInt2() + boundary;
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cachedRect = Rectangle.Intersect(Rectangle.FromLTRB(tl.X, tl.Y, br.X, br.Y), world.Map.Bounds);
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cachedScroll = scrollPosition;
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}
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var b = world.LocalShroud.Bounds;
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return (b.HasValue) ? Rectangle.Intersect(cachedRect, b.Value) : cachedRect;
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}
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}
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#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.Collections.Generic;
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using System.Drawing;
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using System.Linq;
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using OpenRA.Widgets;
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namespace OpenRA.Graphics
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{
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public class Viewport
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{
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readonly int2 screenSize;
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int2 scrollPosition;
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readonly Renderer renderer;
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readonly Rectangle adjustedMapBounds;
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public float2 Location { get { return scrollPosition; } }
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public int Width { get { return screenSize.X; } }
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public int Height { get { return screenSize.Y; } }
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float cursorFrame = 0f;
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public static int TicksSinceLastMove = 0;
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public static int2 LastMousePos;
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public void Scroll(float2 delta)
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{
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this.Scroll(delta, false);
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}
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public void Scroll(float2 delta, bool ignoreBorders)
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{
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var d = delta.ToInt2();
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var newScrollPosition = scrollPosition + d;
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if(!ignoreBorders)
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newScrollPosition = this.NormalizeScrollPosition(newScrollPosition);
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scrollPosition = newScrollPosition;
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}
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private int2 NormalizeScrollPosition(int2 newScrollPosition)
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{
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return newScrollPosition.Clamp(adjustedMapBounds);
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}
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public ScrollDirection GetBlockedDirections()
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{
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ScrollDirection blockedDirections = ScrollDirection.None;
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if(scrollPosition.Y <= adjustedMapBounds.Top)
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blockedDirections = blockedDirections.Set(ScrollDirection.Up, true);
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if(scrollPosition.X <= adjustedMapBounds.Left)
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blockedDirections = blockedDirections.Set(ScrollDirection.Left, true);
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if(scrollPosition.Y >= adjustedMapBounds.Bottom)
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blockedDirections = blockedDirections.Set(ScrollDirection.Down, true);
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if(scrollPosition.X >= adjustedMapBounds.Right)
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blockedDirections = blockedDirections.Set(ScrollDirection.Right, true);
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return blockedDirections;
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}
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public Viewport(int2 screenSize, Rectangle mapBounds, Renderer renderer)
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{
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this.screenSize = screenSize;
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this.renderer = renderer;
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this.adjustedMapBounds = new Rectangle(Game.CellSize*mapBounds.X - screenSize.X/2,
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Game.CellSize*mapBounds.Y - screenSize.Y/2,
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Game.CellSize*mapBounds.Width,
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Game.CellSize*mapBounds.Height);
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this.scrollPosition = new int2(adjustedMapBounds.Location) + new int2(adjustedMapBounds.Size)/2;
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}
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public void DrawRegions( WorldRenderer wr, IInputHandler inputHandler )
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{
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renderer.BeginFrame(scrollPosition);
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if (wr != null)
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wr.Draw();
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Widget.DoDraw();
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var cursorName = Widget.RootWidget.GetCursorOuter(Viewport.LastMousePos) ?? "default";
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new Cursor(cursorName).Draw((int)cursorFrame, Viewport.LastMousePos + Location);
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renderer.EndFrame( inputHandler );
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}
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public void Tick()
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{
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cursorFrame += 0.5f;
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}
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public float2 ViewToWorld(int2 loc)
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{
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return (1f / Game.CellSize) * (loc.ToFloat2() + Location);
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}
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public float2 ViewToWorld(MouseInput mi)
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{
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return ViewToWorld(mi.Location);
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}
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public void Center(float2 loc)
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{
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scrollPosition = this.NormalizeScrollPosition((Game.CellSize*loc - screenSize / 2).ToInt2());
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}
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public void Center(IEnumerable<Actor> actors)
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{
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if (!actors.Any()) return;
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var avgPos = actors
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.Select(a => a.CenterLocation)
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.Aggregate((a, b) => a + b) / actors.Count();
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scrollPosition = this.NormalizeScrollPosition((avgPos - screenSize / 2));
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}
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public Rectangle ViewBounds(World world)
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{
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var r = WorldBounds(world);
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var left = (int)(Game.CellSize * r.Left - Game.viewport.Location.X);
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var top = (int)(Game.CellSize * r.Top - Game.viewport.Location.Y);
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var right = left + (int)(Game.CellSize * r.Width);
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var bottom = top + (int)(Game.CellSize * r.Height);
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if (left < 0) left = 0;
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if (top < 0) top = 0;
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if (right > Game.viewport.Width) right = Game.viewport.Width;
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if (bottom > Game.viewport.Height) bottom = Game.viewport.Height;
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return new Rectangle(left, top, right - left, bottom - top);
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}
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int2 cachedScroll = new int2(int.MaxValue, int.MaxValue);
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Rectangle cachedRect;
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public Rectangle WorldBounds(World world)
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{
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if (cachedScroll != scrollPosition)
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{
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int2 boundary = new int2(1,1); // Add a curtain of cells around the viewport to account for rounding errors
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var tl = ViewToWorld(int2.Zero).ToInt2() - boundary;
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var br = ViewToWorld(new int2(Width, Height)).ToInt2() + boundary;
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cachedRect = Rectangle.Intersect(Rectangle.FromLTRB(tl.X, tl.Y, br.X, br.Y), world.Map.Bounds);
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cachedScroll = scrollPosition;
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}
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var b = world.LocalShroud.Bounds;
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return (b.HasValue) ? Rectangle.Intersect(cachedRect, b.Value) : cachedRect;
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}
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}
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}
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