AutotileEngineTypes.h

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// SPDX-FileCopyrightText: 2026 fuddlesworth
// SPDX-License-Identifier: LGPL-2.1-or-later
 
#pragma once
 
#include <PhosphorEngine/EngineTypes.h>
#include <QJsonObject>
#include <QRect>
#include <QString>
#include <memory>
 
namespace PhosphorTiles {
class SplitTree;
}
 
namespace PhosphorTileEngine {
 
struct MigrationArrival
{
    QString windowId;
    bool wasFloating = false;
};
 
struct StashedScriptState
{
    QJsonObject scriptState;
    std::unique_ptr<PhosphorTiles::SplitTree> splitTree;
    QString algorithmId;
};
 
struct DragInsertPreview
{
    QString windowId;
    QString targetScreenId;
    int lastInsertIndex = -1;
 
    // Prior-state restoration info (used on cancel)
    bool hadPriorState = false; // True if m_states contained windowId at begin
    PhosphorEngine::TilingStateKey
        priorKey; // Key of the prior PhosphorTiles::TilingState (meaningful iff hadPriorState)
    int priorRawIndex = -1; // Raw index in priorState->windowOrder() at begin
    bool priorFloating = false; // Prior floating flag in priorState
    bool priorOverflow = false;
    bool priorSameScreen = false; // priorKey == currentKeyForScreen(targetScreenId)
 
    // Eviction info (used when the target stack is already at maxWindows
    // and the dragged window is a new member). The last tiled neighbour
    // is floated to make room; on cancel the eviction is undone, on
    // commit the evicted window is sent through the batch-float path so
    // its pre-tile geometry is restored.
    QString evictedWindowId;
};
 
} // namespace PhosphorTileEngine