Hyprland/src/layout/MasterLayout.hpp

#pragma once

#include "IHyprLayout.hpp"
#include <vector>
#include <list>
#include <deque>
#include <any>

enum eFullscreenMode : uint8_t;

//orientation determines which side of the screen the master area resides
enum eOrientation : uint8_t
{
    ORIENTATION_LEFT = 0,
    ORIENTATION_TOP,
    ORIENTATION_RIGHT,
    ORIENTATION_BOTTOM
};

struct SMasterNodeData {
    bool     isMaster   = false;
    float    percMaster = 0.5f;

    CWindow* pWindow = nullptr;

    Vector2D position;
    Vector2D size;

    float    percSize = 1.f; // size multiplier for resizing children

    int      workspaceID = -1;

    bool     operator==(const SMasterNodeData& rhs) {
        return pWindow == rhs.pWindow;
    }
};

struct SMasterWorkspaceData {
    int          workspaceID = -1;
    eOrientation orientation = ORIENTATION_LEFT;

    bool         operator==(const SMasterWorkspaceData& rhs) {
        return workspaceID == rhs.workspaceID;
    }
};

class CHyprMasterLayout : public IHyprLayout {
  public:
    virtual void                     onWindowCreatedTiling(CWindow*);
    virtual void                     onWindowRemovedTiling(CWindow*);
    virtual bool                     isWindowTiled(CWindow*);
    virtual void                     recalculateMonitor(const int&);
    virtual void                     recalculateWindow(CWindow*);
    virtual void                     resizeActiveWindow(const Vector2D&, CWindow* pWindow = nullptr);
    virtual void                     fullscreenRequestForWindow(CWindow*, eFullscreenMode, bool);
    virtual std::any                 layoutMessage(SLayoutMessageHeader, std::string);
    virtual SWindowRenderLayoutHints requestRenderHints(CWindow*);
    virtual void                     switchWindows(CWindow*, CWindow*);
    virtual void                     alterSplitRatioBy(CWindow*, float);
    virtual std::string              getLayoutName();

    virtual void                     onEnable();
    virtual void                     onDisable();

  private:
    std::list<SMasterNodeData>        m_lMasterNodesData;
    std::vector<SMasterWorkspaceData> m_lMasterWorkspacesData;

    bool                              m_bForceWarps = false;

    int                               getNodesOnWorkspace(const int&);
    void                              applyNodeDataToWindow(SMasterNodeData*);
    SMasterNodeData*                  getNodeFromWindow(CWindow*);
    SMasterNodeData*                  getMasterNodeOnWorkspace(const int&);
    SMasterWorkspaceData*             getMasterWorkspaceData(const int&);
    void                              calculateWorkspace(const int&);
    CWindow*                          getNextWindow(CWindow*, bool);
    int                               getMastersOnWorkspace(const int&);
    bool                              prepareLoseFocus(CWindow*);
    void                              prepareNewFocus(CWindow*, bool inherit_fullscreen);

    friend struct SMasterNodeData;
    friend struct SMasterWorkspaceData;
};