net.mograsim.logic.model.editor/src/net/mograsim/logic/model/editor/states/SelectionState.java

   1 package net.mograsim.logic.model.editor.states;
   2
   3 import org.eclipse.swt.SWT;
   4 import org.eclipse.swt.widgets.Display;
   5
   6 import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
   7 import net.haspamelodica.swt.helper.zoomablecanvas.ZoomableCanvas.ZoomedRenderer;
   8 import net.mograsim.logic.model.editor.Editor;
   9 import net.mograsim.logic.model.editor.Selection;
  10 import net.mograsim.logic.model.editor.handles.Handle;
  11 import net.mograsim.logic.model.editor.handles.PinHandle;
  12 import net.mograsim.logic.model.editor.handles.WireHandle;
  13 import net.mograsim.logic.model.editor.handles.Handle.HandleClickInfo;
  14 import net.mograsim.logic.model.editor.handles.WireHandle.WireHandleClickInfo;
  15 import net.mograsim.logic.model.editor.ui.DialogManager;
  16 import net.mograsim.logic.model.model.wires.MovablePin;
  17 import net.mograsim.logic.model.model.wires.Pin;
  18 import net.mograsim.logic.model.model.wires.PinUsage;
  19
  20 public class SelectionState extends EditorState
  21 {
  22         private final ZoomedRenderer outlineRenderer = gc ->
  23         {
  24                 if (editor.getSelection().size() > 1)
  25                 {
  26                         gc.setLineWidth(1);
  27                         gc.setForeground(Display.getCurrent().getSystemColor(SWT.COLOR_DARK_YELLOW));
  28                         gc.drawRectangle(editor.getSelection().getBounds());
  29                 }
  30         };
  31
  32         public SelectionState(Editor editor, StateManager manager)
  33         {
  34                 super(editor, manager);
  35         }
  36
  37         @Override
  38         public void add()
  39         {
  40                 Point curserPos = editor.userInput.getWorldMousePosition();
  41                 editor.addComponent(curserPos.x, curserPos.y);
  42         }
  43
  44         @Override
  45         public void delete()
  46         {
  47                 editor.deleteSelection();
  48         }
  49
  50         @Override
  51         public void copy()
  52         {
  53                 editor.copy();
  54         }
  55
  56         @Override
  57         public void paste()
  58         {
  59                 Point curserPos = editor.userInput.getWorldMousePosition();
  60                 editor.paste(curserPos.x, curserPos.y);
  61         }
  62
  63         @Override
  64         public void duplicate()
  65         {
  66                 editor.duplicate();
  67         }
  68
  69         @Override
  70         public void grab()
  71         {
  72                 if (!editor.getSelection().isEmpty())
  73                         manager.setState(new GrabState(editor, manager));
  74         }
  75
  76         @Override
  77         public void boxSelect()
  78         {
  79                 manager.setState(new BoxSelectionState(editor, manager));
  80         }
  81
  82         @Override
  83         public void onEntry()
  84         {
  85                 editor.gui.logicCanvas.addZoomedRenderer(outlineRenderer);
  86                 editor.gui.logicCanvas.redrawThreadsafe();
  87         }
  88
  89         @Override
  90         public void onExit()
  91         {
  92                 editor.gui.logicCanvas.removeZoomedRenderer(outlineRenderer);
  93                 editor.gui.logicCanvas.redrawThreadsafe();
  94         }
  95
  96         @Override
  97         public void clickedEmpty(Point clicked, int stateMask)
  98         {
  99                 editor.getSelection().clear();
 100                 if ((stateMask & SWT.ALT) == SWT.ALT)
 101                 {
 102                         String[] result = DialogManager.openMultiTextDialog("Add Pin...", "Add", "Cancel", "Name", "Logic Width", "Usage");
 103                         if (result != null)
 104                         {
 105                                 try
 106                                 {
 107                                         Pin p = editor.toBeEdited.addSubmodelInterface(new MovablePin(editor.getSubmodel(), editor.toBeEdited, result[0],
 108                                                         Integer.parseInt(result[1]), PinUsage.valueOf(result[2]), clicked.x, clicked.y));
 109                                         editor.handleManager.getInterfacePinHandle(p).reqMove(clicked.x, clicked.y);
 110                                 }
 111                                 catch (NumberFormatException e)
 112                                 {
 113                                         editor.dialogManager.openWarningDialog("Failed to create Pin!", "Bit width must be a number!");
 114                                 }
 115                                 catch (IllegalArgumentException e)
 116                                 {
 117                                         editor.dialogManager.openWarningDialog("Failed to create Pin!", "Usage must be one of INPUT, OUTPUT, TRISTATE!");
 118                                 }
 119                         }
 120                 }
 121         }
 122
 123         @Override
 124         public boolean clickedHandle(HandleClickInfo handleClickInfo)
 125         {
 126                 switch (handleClickInfo.clicked.getType())
 127                 {
 128                 case INTERFACE_PIN:
 129                         if ((handleClickInfo.stateMask & SWT.CTRL) == SWT.CTRL)
 130                         {
 131                                 manager.setState(new CreateWireState(editor, manager, (PinHandle) handleClickInfo.clicked));
 132                                 break;
 133                         }
 134                 case CORNER:
 135                 case COMPONENT:
 136                 case WIRE_POINT:
 137                         boolean additive = (handleClickInfo.stateMask & SWT.SHIFT) == SWT.SHIFT;
 138                         select(handleClickInfo.clicked, additive);
 139                         break;
 140                 case STATIC_PIN:
 141                         if ((handleClickInfo.stateMask & SWT.CTRL) == SWT.CTRL)
 142                                 manager.setState(new CreateWireState(editor, manager, (PinHandle) handleClickInfo.clicked));
 143                         else
 144                                 return false;
 145                         break;
 146                 case WIRE:
 147                         if ((handleClickInfo.stateMask & SWT.CTRL) == SWT.CTRL)
 148                         {
 149                                 WireHandleClickInfo info = (WireHandleClickInfo) handleClickInfo;
 150                                 WireHandle clicked = (WireHandle) info.clicked;
 151                                 clicked.parent.insertPathPoint(info.posOnWire, info.segment);
 152                         } else
 153                         {
 154                                 additive = (handleClickInfo.stateMask & SWT.SHIFT) == SWT.SHIFT;
 155                                 select(handleClickInfo.clicked, additive);
 156                         }
 157                         break;
 158                 default:
 159                         return false;
 160                 }
 161                 return true;
 162         }
 163
 164         private void select(Handle h, boolean additive)
 165         {
 166                 Selection sel = editor.getSelection();
 167                 if (sel.contains(h))
 168                         if (additive)
 169                                 sel.remove(h);
 170                         else
 171                         {
 172                                 if (editor.getSelection().size() > 1)
 173                                 {
 174                                         sel.clear();
 175                                         sel.add(h);
 176                                 } else
 177                                         sel.clear();
 178                         }
 179                 else
 180                 {
 181                         if (!additive)
 182                                 sel.clear();
 183                         sel.add(h);
 184                 }
 185         }
 186 }