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#include "../../TiledAlgorithm.hpp"
namespace Layout {
class CAlgorithm;
}
namespace Layout::Tiled {
struct SDwindleNodeData;
class CDwindleAlgorithm : public ITiledAlgorithm {
public:
CDwindleAlgorithm() = default;
virtual ~CDwindleAlgorithm() = default;
virtual void newTarget(SP<ITarget> target);
virtual void movedTarget(SP<ITarget> target, std::optional<Vector2D> focalPoint = std::nullopt);
virtual void removeTarget(SP<ITarget> target);
virtual void resizeTarget(const Vector2D& Δ, SP<ITarget> target, eRectCorner corner = CORNER_NONE);
virtual void recalculate();
virtual SP<ITarget> getNextCandidate(SP<ITarget> old);
virtual std::expected<void, std::string> layoutMsg(const std::string_view& sv);
virtual std::optional<Vector2D> predictSizeForNewTarget();
virtual void swapTargets(SP<ITarget> a, SP<ITarget> b);
virtual void moveTargetInDirection(SP<ITarget> t, Math::eDirection dir, bool silent);
private:
std::vector<SP<SDwindleNodeData>> m_dwindleNodesData;
struct {
bool started = false;
bool pseudo = false;
bool xExtent = false;
bool yExtent = false;
} m_pseudoDragFlags;
std::optional<Vector2D> m_overrideFocalPoint; // for onWindowCreatedTiling.
void addTarget(SP<ITarget> target, bool newTarget = true);
void calculateWorkspace();
SP<SDwindleNodeData> getNodeFromTarget(SP<ITarget>);
SP<SDwindleNodeData> getNodeFromWindow(PHLWINDOW w);
int getNodes();
SP<SDwindleNodeData> getFirstNode();
SP<SDwindleNodeData> getClosestNode(const Vector2D&, SP<ITarget> skip = nullptr);
SP<SDwindleNodeData> getMasterNode();
bool toggleSplit(SP<SDwindleNodeData>);
bool swapSplit(SP<SDwindleNodeData>);
bool moveToRoot(SP<SDwindleNodeData>, bool stable = true);
Math::eDirection m_overrideDirection = Math::DIRECTION_DEFAULT;
};
};
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