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refactor Canvas so that all Items have children; add Container abstract base class; rename Group as "Layout" and retain only drawing semantics

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This commit is contained in:
Paul Davis 2014-06-21 11:43:42 -04:00
parent 5d6dc388f7
commit a8bd6ecc4f
51 changed files with 442 additions and 637 deletions
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9
libs/canvas/canvas/lookup_table.h
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@ -31,12 +31,11 @@ class OptimizingLookupTableTest;
namespace ArdourCanvas {
class Item;
class Group;
class LIBCANVAS_API LookupTable
{
public:
LookupTable (Group const &);
LookupTable (Item const &);
virtual ~LookupTable ();
virtual std::vector<Item*> get (Rect const &) = 0;
@ -45,13 +44,13 @@ public:
protected:
Group const & _group;
Item const & _item;
};
class LIBCANVAS_API DumbLookupTable : public LookupTable
{
public:
DumbLookupTable (Group const &);
DumbLookupTable (Item const &);
std::vector<Item*> get (Rect const &);
std::vector<Item*> items_at_point (Duple const &) const;
@ -61,7 +60,7 @@ public:
class LIBCANVAS_API OptimizingLookupTable : public LookupTable
{
public:
OptimizingLookupTable (Group const &, int);
OptimizingLookupTable (Item const &, int);
~OptimizingLookupTable ();
std::vector<Item*> get (Rect const &);
std::vector<Item*> items_at_point (Duple const &) const;