UltimateZoneBuilder/Source/BuilderModes/VisualModes/BaseVisualGeometrySidedef.cs

416 lines
12 KiB
C#

#region ================== Copyright (c) 2007 Pascal vd Heiden
/*
* Copyright (c) 2007 Pascal vd Heiden, www.codeimp.com
* This program is released under GNU General Public License
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#endregion
#region ================== Namespaces
using System;
using System.Collections;
using System.Collections.Generic;
using System.Globalization;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Reflection;
using CodeImp.DoomBuilder.Data;
using CodeImp.DoomBuilder.Windows;
using CodeImp.DoomBuilder.IO;
using CodeImp.DoomBuilder.Map;
using CodeImp.DoomBuilder.Rendering;
using CodeImp.DoomBuilder.Geometry;
using CodeImp.DoomBuilder.Editing;
using CodeImp.DoomBuilder.VisualModes;
#endregion
namespace CodeImp.DoomBuilder.BuilderModes
{
internal abstract class BaseVisualGeometrySidedef : VisualGeometry, IVisualEventReceiver
{
#region ================== Constants
private const float DRAG_ANGLE_TOLERANCE = 0.06f;
#endregion
#region ================== Variables
protected BaseVisualMode mode;
protected float top;
protected float bottom;
protected long setuponloadedtexture;
// UV dragging
private float dragstartanglexy;
private float dragstartanglez;
private Vector3D dragorigin;
private Vector3D deltaxy;
private Vector3D deltaz;
private int startoffsetx;
private int startoffsety;
protected bool uvdragging;
// Undo/redo
private int undoticket;
#endregion
#region ================== Properties
public bool IsDraggingUV { get { return uvdragging; } }
new public BaseVisualSector Sector { get { return (BaseVisualSector)base.Sector; } }
#endregion
#region ================== Constructor / Destructor
// Constructor for sidedefs
public BaseVisualGeometrySidedef(BaseVisualMode mode, VisualSector vs, Sidedef sd) : base(vs, sd)
{
this.mode = mode;
this.deltaz = new Vector3D(0.0f, 0.0f, 1.0f);
this.deltaxy = (sd.Line.End.Position - sd.Line.Start.Position) * sd.Line.LengthInv;
if(!sd.IsFront) this.deltaxy = -this.deltaxy;
}
#endregion
#region ================== Methods
// This performs a fast test in object picking
public override bool PickFastReject(Vector3D from, Vector3D to, Vector3D dir)
{
// Check if intersection point is between top and bottom
return (pickintersect.z >= bottom) && (pickintersect.z <= top);
}
// This performs an accurate test for object picking
public override bool PickAccurate(Vector3D from, Vector3D to, Vector3D dir, ref float u_ray)
{
// The fast reject pass is already as accurate as it gets,
// so we just return the intersection distance here
u_ray = pickrayu;
return true;
}
#endregion
#region ================== Events
// Unused
public virtual void OnEditBegin() { }
public virtual void OnChangeTargetHeight(int amount) { }
protected virtual void SetTexture(string texturename) { }
public abstract bool Setup();
// Processing
public virtual void OnProcess(double deltatime)
{
// If the texture was not loaded, but is loaded now, then re-setup geometry
if(setuponloadedtexture != 0)
{
ImageData t = General.Map.Data.GetTextureImage(setuponloadedtexture);
if(t != null)
{
if(t.IsImageLoaded)
{
setuponloadedtexture = 0;
Setup();
}
}
}
}
// Reset texture offsets
public virtual void OnResetTextureOffset()
{
General.Map.UndoRedo.CreateUndo("Reset texture offsets");
// Apply offsets
Sidedef.OffsetX = 0;
Sidedef.OffsetY = 0;
// Update sidedef geometry
VisualSidedefParts parts = Sector.GetSidedefParts(Sidedef);
if(parts.lower != null) parts.lower.Setup();
if(parts.middledouble != null) parts.middledouble.Setup();
if(parts.middlesingle != null) parts.middlesingle.Setup();
if(parts.upper != null) parts.upper.Setup();
}
// Toggle upper-unpegged
public virtual void OnToggleUpperUnpegged()
{
if(this.Sidedef.Line.Flags.ContainsKey(General.Map.Config.UpperUnpeggedFlag) &&
this.Sidedef.Line.Flags[General.Map.Config.UpperUnpeggedFlag])
{
// Remove flag
General.Map.UndoRedo.CreateUndo("Remove upper-unpegged setting");
this.Sidedef.Line.Flags[General.Map.Config.UpperUnpeggedFlag] = false;
}
else
{
// Add flag
General.Map.UndoRedo.CreateUndo("Set upper-unpegged setting");
this.Sidedef.Line.Flags[General.Map.Config.UpperUnpeggedFlag] = true;
}
// Update sidedef geometry
VisualSidedefParts parts = Sector.GetSidedefParts(Sidedef);
if(parts.lower != null) parts.lower.Setup();
if(parts.middledouble != null) parts.middledouble.Setup();
if(parts.middlesingle != null) parts.middlesingle.Setup();
if(parts.upper != null) parts.upper.Setup();
}
// Toggle lower-unpegged
public virtual void OnToggleLowerUnpegged()
{
if(this.Sidedef.Line.Flags.ContainsKey(General.Map.Config.LowerUnpeggedFlag) &&
this.Sidedef.Line.Flags[General.Map.Config.LowerUnpeggedFlag])
{
// Remove flag
General.Map.UndoRedo.CreateUndo("Remove lower-unpegged setting");
this.Sidedef.Line.Flags[General.Map.Config.LowerUnpeggedFlag] = false;
}
else
{
// Add flag
General.Map.UndoRedo.CreateUndo("Set lower-unpegged setting");
this.Sidedef.Line.Flags[General.Map.Config.LowerUnpeggedFlag] = true;
}
// Update sidedef geometry
VisualSidedefParts parts = Sector.GetSidedefParts(Sidedef);
if(parts.lower != null) parts.lower.Setup();
if(parts.middledouble != null) parts.middledouble.Setup();
if(parts.middlesingle != null) parts.middlesingle.Setup();
if(parts.upper != null) parts.upper.Setup();
}
// Auto-align texture X offsets
public virtual void OnTextureAlign(bool alignx, bool aligny)
{
General.Map.UndoRedo.CreateUndo("Auto-align textures");
// Get the texture long name
string texname = GetTextureName();
long longtexname = General.Map.Data.GetLongImageName(texname);
// Do the alignment
Tools.AutoAlignTextures(this.Sidedef, longtexname, alignx, aligny, true);
// Get the changed sidedefs
List<Sidedef> changes = General.Map.Map.GetMarkedSidedefs(true);
foreach(Sidedef sd in changes)
{
// Update the parts for this sidedef!
if(mode.VisualSectorExists(sd.Sector))
{
BaseVisualSector vs = (mode.GetVisualSector(sd.Sector) as BaseVisualSector);
VisualSidedefParts parts = vs.GetSidedefParts(sd);
if(parts.lower != null) parts.lower.Setup();
if(parts.middledouble != null) parts.middledouble.Setup();
if(parts.middlesingle != null) parts.middlesingle.Setup();
if(parts.upper != null) parts.upper.Setup();
}
}
}
// Select texture
public virtual void OnSelectTexture()
{
if(General.Interface.IsActiveWindow)
{
string oldtexture = GetTextureName();
string newtexture = General.Interface.BrowseTexture(General.Interface, oldtexture);
if(newtexture != oldtexture)
{
General.Map.UndoRedo.CreateUndo("Change texture " + newtexture);
SetTexture(newtexture);
}
}
}
// Paste texture
public virtual void OnPasteTexture()
{
if(mode.CopiedTexture != null)
{
General.Map.UndoRedo.CreateUndo("Paste texture " + mode.CopiedTexture);
SetTexture(mode.CopiedTexture);
}
}
// Copy texture
public virtual void OnCopyTexture()
{
mode.CopiedTexture = GetTextureName();
if(General.Map.Config.MixTexturesFlats) mode.CopiedFlat = GetTextureName();
}
// Return texture name
public virtual string GetTextureName() { return ""; }
// Select button pressed
public virtual void OnSelectBegin()
{
dragstartanglexy = mode.CameraAngleXY;
dragstartanglez = mode.CameraAngleZ;
dragorigin = pickintersect;
startoffsetx = Sidedef.OffsetX;
startoffsety = Sidedef.OffsetY;
}
// Select button released
public virtual void OnSelectEnd()
{
// Was dragging?
if(uvdragging)
{
// Dragging stops now
mode.UnlockTarget();
uvdragging = false;
}
else
{
// Add/remove selection
}
}
// Edit button released
public virtual void OnEditEnd()
{
// Not using any modifier buttons
if(!General.Interface.ShiftState && !General.Interface.CtrlState && !General.Interface.AltState)
{
if(General.Interface.IsActiveWindow)
{
List<Linedef> lines = new List<Linedef>();
lines.Add(this.Sidedef.Line);
DialogResult result = General.Interface.ShowEditLinedefs(lines);
if(result == DialogResult.OK) (this.Sector as BaseVisualSector).Rebuild();
}
}
}
// Mouse moves
public virtual void OnMouseMove(MouseEventArgs e)
{
// Dragging UV?
if(uvdragging)
{
UpdateDragUV();
}
else
{
// Select button pressed?
if(General.Actions.CheckActionActive(General.ThisAssembly, "visualselect"))
{
// Check if tolerance is exceeded to start UV dragging
float deltaxy = mode.CameraAngleXY - dragstartanglexy;
float deltaz = mode.CameraAngleZ - dragstartanglez;
if((Math.Abs(deltaxy) + Math.Abs(deltaz)) > DRAG_ANGLE_TOLERANCE)
{
General.Map.UndoRedo.CreateUndo("Change texture offsets");
// Start drag now
uvdragging = true;
mode.LockTarget();
UpdateDragUV();
}
}
}
}
// This is called to update UV dragging
protected virtual void UpdateDragUV()
{
float u_ray;
// Calculate intersection position
Line2D ray = new Line2D(mode.CameraPosition, mode.CameraTarget);
Sidedef.Line.Line.GetIntersection(ray, out u_ray);
Vector3D intersect = mode.CameraPosition + (mode.CameraTarget - mode.CameraPosition) * u_ray;
// Calculate offsets
Vector3D dragdelta = intersect - dragorigin;
Vector3D dragdeltaxy = dragdelta * deltaxy;
Vector3D dragdeltaz = dragdelta * deltaz;
float offsetx = dragdeltaxy.GetLength();
float offsety = dragdeltaz.GetLength();
if((Math.Sign(dragdeltaxy.x) < 0) || (Math.Sign(dragdeltaxy.y) < 0) || (Math.Sign(dragdeltaxy.z) < 0)) offsetx = -offsetx;
if((Math.Sign(dragdeltaz.x) < 0) || (Math.Sign(dragdeltaz.y) < 0) || (Math.Sign(dragdeltaz.z) < 0)) offsety = -offsety;
// Apply offsets
Sidedef.OffsetX = startoffsetx - (int)Math.Round(offsetx);
Sidedef.OffsetY = startoffsety + (int)Math.Round(offsety);
// Update sidedef geometry
VisualSidedefParts parts = Sector.GetSidedefParts(Sidedef);
if(parts.lower != null) parts.lower.Setup();
if(parts.middledouble != null) parts.middledouble.Setup();
if(parts.middlesingle != null) parts.middlesingle.Setup();
if(parts.upper != null) parts.upper.Setup();
mode.ShowTargetInfo();
}
// Sector brightness change
public virtual void OnChangeTargetBrightness(int amount)
{
// Change brightness
General.Map.UndoRedo.CreateUndo("Change sector brightness", UndoGroup.SectorBrightnessChange, Sector.Sector.Index);
Sector.Sector.Brightness = General.Clamp(Sector.Sector.Brightness + amount, 0, 255);
// Rebuild sector
Sector.Rebuild();
// Go for all things in this sector
foreach(Thing t in General.Map.Map.Things)
{
if(t.Sector == Sector.Sector)
{
if(mode.VisualThingExists(t))
{
// Update thing
BaseVisualThing vt = (mode.GetVisualThing(t) as BaseVisualThing);
vt.Setup();
}
}
}
}
// Texture offset change
public virtual void OnChangeTextureOffset(int horizontal, int vertical)
{
if((General.Map.UndoRedo.NextUndo == null) || (General.Map.UndoRedo.NextUndo.TicketID != undoticket))
undoticket = General.Map.UndoRedo.CreateUndo("Change texture offsets");
// Apply offsets
Sidedef.OffsetX -= horizontal;
Sidedef.OffsetY -= vertical;
// Update sidedef geometry
VisualSidedefParts parts = Sector.GetSidedefParts(Sidedef);
if(parts.lower != null) parts.lower.Setup();
if(parts.middledouble != null) parts.middledouble.Setup();
if(parts.middlesingle != null) parts.middlesingle.Setup();
if(parts.upper != null) parts.upper.Setup();
}
#endregion
}
}