// utils.cpp: Stuff that's useful to have kicking around, in one spot
//
// Part of the Architektonas Project
-// (C) 2015 Underground Software
+// (C) 2020 Underground Software
// See the README and GPLv3 files for licensing and warranty information
//
// JLH = James Hammons <jlhamm@acm.org>
//
// Who When What
-// --- ---------- -------------------------------------------------------------
+// --- ---------- ------------------------------------------------------------
// JLH 05/01/2015 Created this file
//
#include "utils.h"
+#include <math.h>
#include <string.h> // For memcpy()
+#include "geometry.h"
//
// Copy objects in one vector to another, creating copies and placing them in
// the other vector. Clearing & etc. of vectors is responsibility of the caller!
//
-void CopyObjects(std::vector<void *> & from, std::vector<void *> & to)
+void CopyObjects(VPVector & from, VPVector & to)
{
- std::vector<void *>::iterator i;
-
- for(i=from.begin(); i!=from.end(); i++)
+ for(VPVectorIter i=from.begin(); i!=from.end(); i++)
{
Object * obj = (Object *)(*i);
Object * newObject = CopyObject(obj);
}
+VPVector CopyObjects(VPVector & src)
+{
+ VPVector copy;
+
+ for(VPVectorIter i=src.begin(); i!=src.end(); i++)
+ {
+ Object * newObject = CopyObject2((Object *)(*i));
+ copy.push_back(newObject);
+ }
+
+ return copy;
+}
+
+
//
// Create a copy of the passed in object.
//
Object * CopyObject(Object * obj)
{
- Object * newObject = NULL;
+ void * newObject = NULL;
switch (obj->type)
{
case OTLine:
- newObject = (Object *)new Line();
+ newObject = new Line();
memcpy(newObject, obj, sizeof(Line));
break;
case OTCircle:
- newObject = (Object *)new Circle();
+ newObject = new Circle();
memcpy(newObject, obj, sizeof(Circle));
break;
case OTEllipse:
- newObject = (Object *)new Ellipse();
+ newObject = new Ellipse();
memcpy(newObject, obj, sizeof(Ellipse));
break;
case OTArc:
- newObject = (Object *)new Arc();
+ newObject = new Arc();
memcpy(newObject, obj, sizeof(Arc));
break;
case OTDimension:
- newObject = (Object *)new Dimension();
+ newObject = new Dimension();
memcpy(newObject, obj, sizeof(Dimension));
break;
-#if 0
case OTSpline:
- newObject = (Object *)new Spline();
+ newObject = new Spline();
memcpy(newObject, obj, sizeof(Spline));
break;
-#endif
case OTText:
- newObject = (Object *)new Text();
+ newObject = new Text();
memcpy(newObject, obj, sizeof(Text));
((Text *)newObject)->s = ((Text *)obj)->s;
break;
case OTContainer:
- newObject = (Object *)new Container();
+ newObject = new Container();
//this won't work...
// memcpy(newObject, obj, sizeof(Line));
+ ((Container *)newObject)->p[0] = obj->p[0];
+ ((Container *)newObject)->p[1] = obj->p[1];
+ ((Container *)newObject)->layer = obj->layer;
CopyObjects(((Container *)obj)->objects, ((Container *)newObject)->objects);
break;
default:
}
// Fix objectID
- if (newObject && (newObject->type != OTContainer))
- newObject->id = Global::objectID;
+ if (newObject && (((Object *)newObject)->type != OTContainer))
+ ((Object *)newObject)->id = Global::objectID++;
- return newObject;
+ return (Object *)newObject;
}
-void AddObjectsTo(std::vector<void *> & dest, std::vector<void *> & from)
+//
+// Create a copy of the passed in object. This version calls the second
+// version of CopyObjects() (with one parameter and a vector return value).
+//
+Object * CopyObject2(Object * obj)
{
- for(std::vector<void *>::iterator i=from.begin(); i!=from.end(); i++)
- dest.push_back(*i);
+ void * newObject = NULL;
+
+ switch (obj->type)
+ {
+ case OTLine:
+ newObject = new Line();
+ memcpy(newObject, obj, sizeof(Line));
+ break;
+
+ case OTCircle:
+ newObject = new Circle();
+ memcpy(newObject, obj, sizeof(Circle));
+ break;
+
+ case OTEllipse:
+ newObject = new Ellipse();
+ memcpy(newObject, obj, sizeof(Ellipse));
+ break;
+
+ case OTArc:
+ newObject = new Arc();
+ memcpy(newObject, obj, sizeof(Arc));
+ break;
+
+ case OTDimension:
+ newObject = new Dimension();
+ memcpy(newObject, obj, sizeof(Dimension));
+ break;
+
+ case OTSpline:
+ newObject = new Spline();
+ memcpy(newObject, obj, sizeof(Spline));
+ break;
+
+ case OTText:
+ newObject = new Text();
+ memcpy(newObject, obj, sizeof(Text));
+ ((Text *)newObject)->s = ((Text *)obj)->s;
+ break;
+
+ case OTContainer:
+ newObject = new Container();
+ ((Container *)newObject)->p[0] = obj->p[0];
+ ((Container *)newObject)->p[1] = obj->p[1];
+ ((Container *)newObject)->layer = obj->layer;
+ ((Container *)newObject)->objects = CopyObjects(((Container *)obj)->objects);
+ break;
+ }
+
+ // Fix objectID
+ if (newObject && (((Object *)newObject)->type != OTContainer))
+ ((Object *)newObject)->id = Global::objectID++;
+
+ return (Object *)newObject;
}
-void ClearSelected(std::vector<void *> & v)
+void MoveSelectedObjectsTo(VPVector & dest, VPVector & from)
{
- std::vector<void *>::iterator i;
+ VPVectorIter i = from.begin();
- for(i=v.begin(); i!=v.end(); i++)
+ while (i != from.end())
+ {
+ Object * obj = (Object *)(*i);
+
+ if (obj->selected)
+ {
+ dest.push_back(*i);
+ from.erase(i);
+ }
+ else
+ i++;
+ }
+}
+
+
+VPVector MoveSelectedObjectsFrom(VPVector & from)
+{
+ VPVector objects;
+ VPVectorIter i = from.begin();
+
+ while (i != from.end())
+ {
+ Object * obj = (Object *)(*i);
+
+ if (obj->selected)
+ {
+ objects.push_back(*i);
+ from.erase(i);
+ }
+ else
+ i++;
+ }
+
+ return objects;
+}
+
+
+//hmm, this won't work, as these are just pointers...
+//[should work now]
+void CopySelectedObjectsTo(VPVector & dest, VPVector & from)
+{
+ for(VPVectorIter i=from.begin(); i!=from.end(); i++)
+ {
+ Object * obj = (Object *)(*i);
+
+ if (obj->selected)
+ dest.push_back(CopyObject2(obj));
+ }
+}
+
+
+VPVector CopySelectedObjects(VPVector & src)
+{
+ VPVector copy;
+
+ for(VPVectorIter i=src.begin(); i!=src.end(); i++)
+ {
+ Object * obj = (Object *)(*i);
+
+ if (obj->selected)
+ copy.push_back(CopyObject2(obj));
+ }
+
+ return copy;
+}
+
+
+void AddObjectsTo(VPVector & dest, VPVector & from)
+{
+ for(VPVectorIter i=from.begin(); i!=from.end(); i++)
+ dest.push_back(*i);
+}
+
+
+void ClearSelected(VPVector & v)
+{
+ for(VPVectorIter i=v.begin(); i!=v.end(); i++)
((Object *)(*i))->selected = false;
}
-void DeleteSelectedObjects(std::vector<void *> & v)
+//
+// Select all *visible* objects. If an object's layer is invisible, skip it.
+//
+void SelectAll(VPVector & v)
{
- std::vector<void *>::iterator i = v.begin();
+ for(VPVectorIter i=v.begin(); i!=v.end(); i++)
+ {
+ Object * obj = (Object *)(*i);
+ bool visible = !Global::layerHidden[obj->layer];
+ obj->selected = visible;
+ }
+}
+
+
+//
+// Recursively go down thru the Container's vectors, deleting all the objects
+// contained therein. Once that is done, the main Container can be deleted.
+// We don't have to worry about the underlying std::vectors, as they have their
+// own destructors--plus they don't take ownership of objects, which is why we
+// have to keep track of that stuff ourselves. :-P Believe it or not, this is
+// a Good Thing(TM). ;-)
+//
+void DeleteContents(VPVector & v)
+{
+ for(VPVectorIter i=v.begin(); i!=v.end(); i++)
+ {
+ Object * obj = (Object *)(*i);
+
+ if (obj->type == OTContainer)
+ DeleteContents(((Container *)obj)->objects);
+
+ delete obj;
+ }
+
+ v.clear();
+}
+
+
+void DeleteSelectedObjects(VPVector & v)
+{
+ VPVectorIter i = v.begin();
while (i != v.end())
{
}
-void SavePointsFrom(std::vector<void *> & v, std::vector<Object> & save)
+//
+// This is used to remove selected objects from one container in order to move
+// them to a different container.
+//
+void RemoveSelectedObjects(VPVector & v)
+{
+ VPVectorIter i = v.begin();
+
+ while (i != v.end())
+ {
+ Object * obj = (Object *)(*i);
+
+ if (obj->selected)
+ v.erase(i);
+ else
+ i++;
+ }
+}
+
+
+void SavePointsFrom(VPVector & v, std::vector<Object> & save)
{
save.clear();
Object o;
- for(std::vector<void *>::iterator i=v.begin(); i!=v.end(); i++)
+ for(VPVectorIter i=v.begin(); i!=v.end(); i++)
{
- memcpy(&o, (*i), sizeof(Object));
+ memcpy(&o, (Object *)(*i), sizeof(Object));
save.push_back(o);
}
}
-void RestorePointsTo(std::vector<void *> & v, std::vector<Object> & s)
+void RestorePointsTo(VPVector & v, std::vector<Object> & s)
{
- std::vector<Object>::iterator i = s.begin();
- std::vector<void *>::iterator j = v.begin();
+ std::vector<Object>::iterator i;
+ VPVectorIter j;
- for(; i!=s.end(); i++, j++)
+ for(i=s.begin(), j=v.begin(); i!=s.end(); i++, j++)
{
Object * obj2 = (Object *)(*j);
obj2->p[0] = (*i).p[0];
obj2->p[1] = (*i).p[1];
+ obj2->angle[0] = (*i).angle[0];
+ obj2->angle[1] = (*i).angle[1];
+//we don't do this because we want to keep selected & friends from changing
+// memcpy(obj2, *j, sizeof(Object));
+ }
+}
+
+
+void RestorePointsTo(VPVector & v, VPVector & s)
+{
+ for(VPVectorIter i=s.begin(), j=v.begin(); i!=s.end(); i++, j++)
+ {
+ Object * objS = (Object *)(*i);
+ Object * objV = (Object *)(*j);
+
+ if (objV->type == OTContainer)
+ {
+ RestorePointsTo(((Container *)objV)->objects, ((Container *)objS)->objects);
+ return;
+ }
+
+ objV->p[0] = objS->p[0];
+ objV->p[1] = objS->p[1];
+ objV->angle[0] = objS->angle[0];
+ objV->angle[1] = objS->angle[1];
+//we don't do this because we want to keep selected & friends from changing
+// memcpy(obj2, *j, sizeof(Object));
+ }
+}
+
+
+//
+// Translate a single object; it it's a Container, translate all its contents,
+// including subcontainers.
+//
+void TranslateObject(Object * obj, Point delta)
+{
+ if (obj->type == OTContainer)
+ {
+ Container * c = (Container *)obj;
+
+ for(VPVectorIter i=c->objects.begin(); i!=c->objects.end(); i++)
+ TranslateObject((Object *)*i, delta);
+ }
+
+ obj->p[0] += delta;
+ obj->p[1] += delta;
+}
+
+
+/*
+So we need to make it so that we pick the container's point clicked on, and translate all the other parts *not* clicked on.
+*/
+void TranslateContainer(Container * c, Point point, Point delta)
+{
+ if (c->clicked == NULL)
+// {
+// TranslateObject((Object *)c, delta);
+ return;
+// }
+
+//static int i=0;
+//printf("TranslateContainer: boop (%i)\n", i++);
+//we can set this to "point" and it won't move...
+//do it *this* way, and non-enumerated clicks will do the right thing
+ Point clickedPoint = point - delta;
+
+ switch (c->clicked->type)
+ {
+ case OTLine:
+ if (c->clicked->hitPoint[0])
+ clickedPoint = c->clicked->p[0];
+ else if (c->clicked->hitPoint[1])
+ clickedPoint = c->clicked->p[1];
+ else if (c->clicked->hitObject)
+//Weirdness: some lines get a midpoint, some don't...
+ clickedPoint = Geometry::Midpoint((Line *)(c->clicked));
+
+ break;
+
+ case OTCircle:
+ if (c->clicked->hitPoint[0])
+ clickedPoint = c->clicked->p[0];
+// else if (c->clicked->hitObject)
+// clickedPoint = point - delta;
+
+ break;
+
+ case OTArc:
+ if (c->clicked->hitPoint[0])
+ clickedPoint = c->clicked->p[0];
+ else if (c->clicked->hitPoint[1])
+ clickedPoint = c->clicked->p[0] + (Vector(cos(c->clicked->angle[0]), sin(c->clicked->angle[0])) * c->clicked->radius[0]);
+ else if (c->clicked->hitPoint[2])
+ clickedPoint = c->clicked->p[0] + (Vector(cos(c->clicked->angle[0] + c->clicked->angle[1]), sin(c->clicked->angle[0] + c->clicked->angle[1])) * c->clicked->radius[0]);
+// else if (c->clicked->hitObject)
+// clickedPoint = point - delta;
+
+ break;
+
+ case OTDimension:
+ break;
+
+ case OTText:
+ break;
+ }
+
+ Point clickedDelta = point - clickedPoint;
+ TranslateObject((Object *)c, clickedDelta);
+}
+
+
+//
+// Translate all objects in the passed in vector, including Containers and all
+// the objects they contain.
+//
+void TranslateObjects(VPVector & v, Point delta)
+{
+ for(VPVectorIter i=v.begin(); i!=v.end(); i++)
+ {
+ Object * obj = (Object *)(*i);
+ obj->p[0] += delta;
+ obj->p[1] += delta;
+
+ if (obj->type == OTContainer)
+ {
+ Container * c = (Container *)obj;
+ TranslateObjects(c->objects, delta);
+ }
+ }
+}
+
+
+//
+// This does not *copy* the objects, it simply flattens out the pointers in the
+// Container and all sub-Containers.
+//
+VPVector Flatten(Container * src)
+{
+ VPVector flat;
+
+ for(VPVectorIter i=src->objects.begin(); i!=src->objects.end(); i++)
+ {
+ flat.push_back(*i);
+ Object * obj = (Object *)(*i);
+
+ // Recursively add objects to the flat vector, if necessary
+ if (obj->type == OTContainer)
+ {
+ VPVector sub = Flatten((Container *)obj);
+ flat.insert(flat.end(), sub.begin(), sub.end());
+ }
}
+
+ return flat;
}
+//
+// This does not *copy* the objects, it simply flattens out the pointers in the
+// vector and all sub-Containers in the vector.
+//
+VPVector Flatten(VPVector src)
+{
+ VPVector flat;
+
+ for(VPVectorIter i=src.begin(); i!=src.end(); i++)
+ {
+ flat.push_back(*i);
+ Object * obj = (Object *)(*i);
+
+ // Recursively add objects to the flat vector, if necessary
+ if (obj->type == OTContainer)
+ {
+ VPVector sub = Flatten(((Container *)obj)->objects);
+ flat.insert(flat.end(), sub.begin(), sub.end());
+ }
+ }
+
+ return flat;
+}
+