net.mograsim.logic.model.editor/src/net/mograsim/logic/model/editor/Editor.java

   1 package net.mograsim.logic.model.editor;
   2
   3 import java.util.HashMap;
   4 import java.util.HashSet;
   5 import java.util.Map;
   6 import java.util.Optional;
   7 import java.util.Set;
   8
   9 import com.google.gson.JsonElement;
  10 import com.google.gson.JsonNull;
  11 import com.google.gson.JsonParser;
  12 import com.google.gson.JsonSyntaxException;
  13
  14 import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
  15 import net.mograsim.logic.model.editor.handles.ComponentHandle;
  16 import net.mograsim.logic.model.editor.handles.Handle;
  17 import net.mograsim.logic.model.editor.handles.HandleManager;
  18 import net.mograsim.logic.model.editor.handles.PinHandle;
  19 import net.mograsim.logic.model.editor.states.StateManager;
  20 import net.mograsim.logic.model.editor.ui.DialogManager;
  21 import net.mograsim.logic.model.editor.ui.EditorGUI;
  22 import net.mograsim.logic.model.model.ViewModelModifiable;
  23 import net.mograsim.logic.model.model.components.GUIComponent;
  24 import net.mograsim.logic.model.model.wires.GUIWire;
  25 import net.mograsim.logic.model.serializing.DeserializedSubmodelComponent;
  26 import net.mograsim.logic.model.serializing.IndirectGUIComponentCreator;
  27
  28 public final class Editor
  29 {
  30         final Selection selection = new Selection();
  31         final Set<ComponentInfo> copyBuffer = new HashSet<>();
  32         public final DeserializedSubmodelComponent toBeEdited;
  33         public final HandleManager handleManager;
  34         final static Map<GUIComponent, String> identifierPerComponent = new HashMap<>();
  35         public final EditorGUI gui;
  36         public final StateManager stateManager;
  37         private final SaveLoadManager saveManager;
  38         private Snapping snapping = Snapping.ABSOLUTE;
  39         private double snapX = 5, snapY = 5;
  40         public final DialogManager dialogManager;
  41         public final EditorUserInput userInput;
  42
  43         public Editor(DeserializedSubmodelComponent toBeEdited)
  44         {
  45                 this.toBeEdited = toBeEdited;
  46                 handleManager = new HandleManager(this);
  47                 gui = new EditorGUI(this);
  48                 userInput = new EditorUserInput(this);
  49                 stateManager = new StateManager(this);
  50                 handleManager.init();
  51                 saveManager = new SaveLoadManager(this);
  52                 dialogManager = new DialogManager(gui.shell);
  53
  54                 toBeEdited.submodel.addComponentRemovedListener(c -> identifierPerComponent.remove(c));
  55
  56                 gui.open();
  57         }
  58
  59         public ViewModelModifiable getSubmodel()
  60         {
  61                 return toBeEdited.getSubmodelModifiable();
  62         }
  63
  64         public Selection getSelection()
  65         {
  66                 return selection;
  67         }
  68
  69         //TODO: Remove this error prone method: Relative offset may change between multiple moves,
  70         //because Handles have different ways of responding to reqMove(...), causing strange behaviour
  71         @Deprecated
  72         public void moveSelection(double x, double y)
  73         {
  74                 Point ref = selection.getTopLeft();
  75                 Point snapped = new Point(x, y);
  76                 applySnapping(snapped);
  77
  78                 for (Handle c : selection)
  79                 {
  80                         double newX, newY;
  81                         newX = snapped.x + c.getPosX() - ref.x;
  82                         newY = snapped.y + c.getPosY() - ref.y;
  83                         c.reqMove(newX, newY);
  84                 }
  85         }
  86
  87         public void moveHandles(double x, double y, Map<Handle, Point> handleOffsetMap)
  88         {
  89                 Point snapped = new Point(x, y);
  90                 applySnapping(snapped);
  91
  92                 for (Handle c : handleOffsetMap.keySet())
  93                 {
  94                         Point offset = handleOffsetMap.get(c);
  95                         double newX, newY;
  96                         newX = snapped.x + offset.x;
  97                         newY = snapped.y + offset.y;
  98                         c.reqMove(newX, newY);
  99                 }
 100         }
 101
 102         public void deleteSelection()
 103         {
 104                 selection.forEach(h -> h.reqDelete());
 105                 selection.clear();
 106         }
 107
 108         public void copy()
 109         {
 110                 copyBuffer.clear();
 111                 Point refPoint = selection.getTopLeft();
 112                 for (Handle h : selection)
 113                 {
 114                         Optional<ComponentInfo> cInfo = h.reqCopy(refPoint);
 115                         if(cInfo.isPresent())
 116                                 copyBuffer.add(cInfo.get());
 117                 }
 118         }
 119
 120         public void paste(double x, double y)
 121         {
 122                 selection.clear();
 123                 for (ComponentInfo info : copyBuffer)
 124                 {
 125                         GUIComponent comp = addComponent(info.identifier, info.params);
 126                         ComponentHandle h = handleManager.getHandle(comp);
 127                         h.reqMove(info.relX, info.relY);
 128                         selection.add(h);
 129                 }
 130                 moveSelection(x, y);
 131         }
 132
 133         public void save()
 134         {
 135                 saveManager.save();
 136         }
 137
 138         public void addComponent(double x, double y)
 139         {
 140                 boolean successful = false;
 141                 JsonElement params = JsonNull.INSTANCE;
 142                 outer:
 143                 while(!successful)
 144                 {
 145                         String selected = gui.getAddListSelected();
 146                         try
 147                         {
 148                                 GUIComponent c = addComponent(selected, params);
 149                                 selection.clear();
 150                                 selection.add(handleManager.getHandle(c));
 151                                 moveSelection(x, y);
 152                                 successful = true;
 153                         }
 154                         catch(UnsupportedOperationException | JsonSyntaxException | NumberFormatException e)
 155                         {
 156                                 String result = DialogManager.openMultiLineTextDialog("Add component", "Create", "Cancel", "Parameters:");
 157                                 if(result == null)
 158                                         break outer;
 159                                 params = new JsonParser().parse(result);
 160                         }
 161                 }
 162         }
 163
 164         private GUIComponent addComponent(String identifier, JsonElement params)
 165         {
 166                 GUIComponent comp = IndirectGUIComponentCreator.createComponent(toBeEdited.getSubmodelModifiable(), identifier,
 167                                 params);
 168                 identifierPerComponent.put(comp, identifier);
 169                 return comp;
 170         }
 171
 172         public static String getIdentifier(GUIComponent c)
 173         {
 174                 return identifierPerComponent.get(c);
 175         }
 176
 177         public void duplicate()
 178         {
 179                 copy();
 180                 Point origin = selection.getTopLeft();
 181                 paste(origin.x + 20, origin.y + 20);
 182         }
 183
 184         private void applySnapping(Point newP)
 185         {
 186                 switch (snapping)
 187                 {
 188                 case OFF:
 189                         break;
 190                 case ABSOLUTE:
 191                         newP.x -= newP.x % snapX;
 192                         newP.y -= newP.y % snapY;
 193                         break;
 194                 }
 195         }
 196
 197         public static class ComponentInfo
 198         {
 199                 public final double relX, relY;
 200                 public final String identifier;
 201                 public final JsonElement params;
 202
 203                 public ComponentInfo(double relX, double relY, String identifier, JsonElement params)
 204                 {
 205                         this.relX = relX;
 206                         this.relY = relY;
 207                         this.identifier = identifier;
 208                         this.params = params;
 209                 }
 210         }
 211
 212         public void addWire(PinHandle a, PinHandle b)
 213         {
 214                 new GUIWire(toBeEdited.getSubmodelModifiable(), a.getPin(), b.getPin(), new Point[0]);
 215         }
 216
 217         public static enum Snapping
 218         {
 219                 OFF, ABSOLUTE;
 220
 221                 @Override
 222                 public String toString()
 223                 {
 224                         return super.toString().toLowerCase();
 225                 }
 226         }
 227
 228         public static void main(String[] args)
 229         {
 230                 SaveLoadManager.openLoadDialog();
 231         }
 232
 233         public Snapping getSnapping()
 234         {
 235                 return snapping;
 236         }
 237
 238         public void setSnapping(Snapping snapping)
 239         {
 240                 this.snapping = snapping;
 241         }
 242 }