undo/redo props - WIP

1 files changed, 30 insertions, 1 deletions

diff --git a/src/editor/properties.cpp b/src/editor/properties.cpp
index a9835e4..109e622 100644
--- a/src/editor/properties.cpp
+++ b/src/editor/properties.cpp
@@ -111,6 +111,8 @@ U8 gui_editor_propview_is_selected( GUI_EDITOR_PROPVIEW *e, void *what, U8 selty
 
 void gui_editor_propview_sync_props_value( GUI_EDITOR_PROPVIEW* view, EDITOR_PROP* prop ) {
   void* valuep = eprop_ptr( prop );
+
+  EDITOR_UNDO_ACTION rec{ .type = EDITOR_UNDO_EDITPROPS };
   for( auto& it : view->curselect ) {
     EOBJECT*     eobj = (EOBJECT*)it.obj;
     EDITOR_PROP* otherp = eprop_from_name( eobj, prop->displayname );
@@ -118,10 +120,22 @@ void gui_editor_propview_sync_props_value( GUI_EDITOR_PROPVIEW* view, EDITOR_PRO
 
     if( otherp && otherp->type == prop->type ) {
       void* targetp = eprop_ptr( otherp );
-      if( targetp != valuep )
+      if( targetp != valuep ) {
+        EDITOR_UNDO_PROPS::CHANGES changes;
+
+        void* oldval = alloca( prop->size );
+        memcpy( oldval, targetp, prop->size );
         memcpy( targetp, valuep, prop->size );
+
+        changes.props.push( { prop->hash, prop->size, oldval, targetp } );
+        changes.obj = eobj;
+        rec.props.changes.push( changes );
+      }
     }
   }
+
+  if( rec.props.changes.size )
+    editor->undo_actions.push( rec );
 }
 
 void gui_editor_propview_sync_props_value( GUI_EDITOR_PROPVIEW* view, const char* propname ) {
@@ -134,6 +148,10 @@ void gui_editor_propview_sync_props_value( GUI_EDITOR_PROPVIEW* view, const char
 }
 
 void gui_editor_propview_sync_props_fdiff( GUI_EDITOR_PROPVIEW* view, EDITOR_PROP* prop, F32* fdiff, U32 valc ) {
+  if( !fdiff )
+    return;
+
+  EDITOR_UNDO_ACTION rec{ .type = EDITOR_UNDO_EDITPROPS };
   for( auto& it : view->curselect ) {
     EOBJECT*     eobj = (EOBJECT*)it.obj;
     EDITOR_PROP* otherp = eprop_from_name( eobj, prop->displayname );
@@ -144,10 +162,21 @@ void gui_editor_propview_sync_props_fdiff( GUI_EDITOR_PROPVIEW* view, EDITOR_PRO
       if( targetp == eprop_ptr( prop ) )
         continue;
 
+      EDITOR_UNDO_PROPS::CHANGES changes;
+      F32* oldval = (F32*)alloca( prop->size );
+      memcpy( oldval, targetp, prop->size );
+
       for( U32 i = 0; i < valc; ++i )
         targetp[i] += fdiff[i];
+
+      changes.props.push( { prop->hash, prop->size, oldval, targetp } );
+      changes.obj = eobj;
+      rec.props.changes.push( changes );
     }
   }
+
+  if( rec.props.changes.size )
+    editor->undo_actions.push( rec );
 }
 
 void gui_editor_propview_sync_props_fdiff( GUI_EDITOR_PROPVIEW* view, const char* propname, F32* fdiff, U32 valc ) {