editor.h

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/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
/* If you are missing that file, acquire a complete release at teeworlds.com.                */
#ifndef GAME_EDITOR_EDITOR_H
#define GAME_EDITOR_EDITOR_H
 
#include "editor_history.h"
#include "editor_server_settings.h"
#include "editor_trackers.h"
#include "editor_ui.h"
#include "font_typer.h"
#include "layer_selector.h"
#include "map_view.h"
#include "quad_art.h"
 
#include <base/bezier.h>
#include <base/fs.h>
 
#include <engine/editor.h>
#include <engine/graphics.h>
 
#include <game/client/ui.h>
#include <game/client/ui_listbox.h>
#include <game/editor/enums.h>
#include <game/editor/envelope_editor.h>
#include <game/editor/file_browser.h>
#include <game/editor/mapitems/envelope.h>
#include <game/editor/mapitems/layer.h>
#include <game/editor/mapitems/layer_front.h>
#include <game/editor/mapitems/layer_game.h>
#include <game/editor/mapitems/layer_group.h>
#include <game/editor/mapitems/layer_quads.h>
#include <game/editor/mapitems/layer_sounds.h>
#include <game/editor/mapitems/layer_speedup.h>
#include <game/editor/mapitems/layer_switch.h>
#include <game/editor/mapitems/layer_tele.h>
#include <game/editor/mapitems/layer_tiles.h>
#include <game/editor/mapitems/layer_tune.h>
#include <game/editor/mapitems/map.h>
#include <game/editor/prompt.h>
#include <game/editor/quick_action.h>
#include <game/mapitems.h>
 
#include <deque>
#include <functional>
#include <map>
#include <memory>
#include <string>
#include <vector>
 
template<typename T>
using FDropdownRenderCallback = std::function<void(const T &, char (&aOutput)[128], std::vector<STextColorSplit> &)>;
 
// CEditor SPECIFIC
enum
{
    MODE_LAYERS = 0,
    MODE_IMAGES,
    MODE_SOUNDS,
 
    NUM_MODES,
};
 
enum
{
    DIALOG_NONE = 0,
    DIALOG_FILE,
    DIALOG_MAPSETTINGS_ERROR,
    DIALOG_QUICK_PROMPT,
 
    // The font typer component sets m_Dialog
    // while it is active to make sure no other component
    // interprets the key presses
    DIALOG_PSEUDO_FONT_TYPER,
};
 
class CProperty
{
public:
    CProperty(const char *pName, int Value, int Type, int Min, int Max) :
        m_pName(pName), m_Value(Value), m_Type(Type), m_Min(Min), m_Max(Max) {}
 
    CProperty(std::nullptr_t) :
        m_pName(nullptr), m_Value(0), m_Type(0), m_Min(0), m_Max(0) {}
 
    const char *m_pName;
    int m_Value;
    int m_Type;
    int m_Min;
    int m_Max;
};
 
enum
{
    PROPTYPE_NULL = 0,
    PROPTYPE_BOOL,
    PROPTYPE_INT,
    PROPTYPE_ANGLE_SCROLL,
    PROPTYPE_COLOR,
    PROPTYPE_IMAGE,
    PROPTYPE_ENVELOPE,
    PROPTYPE_SHIFT,
    PROPTYPE_SOUND,
    PROPTYPE_AUTOMAPPER,
    PROPTYPE_AUTOMAPPER_REFERENCE,
};
 
class CEditor : public IEditor
{
    class IInput *m_pInput = nullptr;
    class IClient *m_pClient = nullptr;
    class IConfigManager *m_pConfigManager = nullptr;
    class CConfig *m_pConfig = nullptr;
    class IEngine *m_pEngine = nullptr;
    class IGraphics *m_pGraphics = nullptr;
    class ITextRender *m_pTextRender = nullptr;
    class ISound *m_pSound = nullptr;
    class IStorage *m_pStorage = nullptr;
    CRenderMap m_RenderMap;
    CUi m_UI;
 
    std::vector<std::reference_wrapper<CEditorComponent>> m_vComponents;
    CMapView m_MapView;
    CEnvelopeEditor m_EnvelopeEditor;
    CLayerSelector m_LayerSelector;
    CFileBrowser m_FileBrowser;
    CPrompt m_Prompt;
    CFontTyper m_FontTyper;
    CQuadKnife m_QuadKnife;
 
    bool m_EditorWasUsedBefore = false;
 
    IGraphics::CTextureHandle m_EntitiesTexture;
 
    IGraphics::CTextureHandle m_FrontTexture;
    IGraphics::CTextureHandle m_TeleTexture;
    IGraphics::CTextureHandle m_SpeedupTexture;
    IGraphics::CTextureHandle m_SwitchTexture;
    IGraphics::CTextureHandle m_TuneTexture;
 
    enum EPreviewState
    {
        PREVIEW_UNLOADED,
        PREVIEW_LOADED,
        PREVIEW_ERROR,
    };
 
    std::shared_ptr<CLayerGroup> m_apSavedBrushes[10];
    static constexpr ColorRGBA ms_DefaultPropColor = ColorRGBA(1, 1, 1, 0.5f);
 
public:
    class IInput *Input() const { return m_pInput; }
    class IClient *Client() const { return m_pClient; }
    class IConfigManager *ConfigManager() const { return m_pConfigManager; }
    class CConfig *Config() const { return m_pConfig; }
    class IEngine *Engine() const { return m_pEngine; }
    class IGraphics *Graphics() const { return m_pGraphics; }
    class ISound *Sound() const { return m_pSound; }
    class ITextRender *TextRender() const { return m_pTextRender; }
    class IStorage *Storage() const { return m_pStorage; }
    CUi *Ui() { return &m_UI; }
    CRenderMap *RenderMap() { return &m_RenderMap; }
 
    CEditorMap *Map() { return &m_Map; }
    const CEditorMap *Map() const { return &m_Map; }
    CMapView *MapView() { return &m_MapView; }
    const CMapView *MapView() const { return &m_MapView; }
    CQuadKnife *QuadKnife() { return &m_QuadKnife; }
    const CQuadKnife *QuadKnife() const { return &m_QuadKnife; }
    CLayerSelector *LayerSelector() { return &m_LayerSelector; }
 
    void FillGameTiles(EGameTileOp FillTile) const;
    bool CanFillGameTiles() const;
    void AddQuadOrSound();
    void AddGroup();
    void AddSoundLayer();
    void AddTileLayer();
    void AddQuadsLayer();
    void AddSwitchLayer();
    void AddFrontLayer();
    void AddTuneLayer();
    void AddSpeedupLayer();
    void AddTeleLayer();
    void DeleteSelectedLayer();
    void LayerSelectImage();
    bool IsNonGameTileLayerSelected() const;
    void MapDetails();
    void TestMapLocally();
#define REGISTER_QUICK_ACTION(name, text, callback, disabled, active, button_color, description) CQuickAction m_QuickAction##name;
#include <game/editor/quick_actions.h>
#undef REGISTER_QUICK_ACTION
 
    CEditor() :
#define REGISTER_QUICK_ACTION(name, text, callback, disabled, active, button_color, description) m_QuickAction##name(text, description, callback, disabled, active, button_color),
#include <game/editor/quick_actions.h>
#undef REGISTER_QUICK_ACTION
        m_MapSettingsCommandContext(m_MapSettingsBackend.NewContext(&m_SettingsCommandInput)),
        m_Map(this)
    {
        m_EntitiesTexture.Invalidate();
        m_FrontTexture.Invalidate();
        m_TeleTexture.Invalidate();
        m_SpeedupTexture.Invalidate();
        m_SwitchTexture.Invalidate();
        m_TuneTexture.Invalidate();
 
        m_Mode = MODE_LAYERS;
        m_Dialog = 0;
 
        m_BrushColorEnabled = true;
 
        m_aFilenamePendingLoad[0] = '\0';
 
        m_PopupEventActivated = false;
        m_PopupEventWasActivated = false;
 
        m_ToolbarPreviewSound = -1;
 
        m_SelectEntitiesImage = "DDNet";
 
        m_ShowMousePointer = true;
 
        m_GuiActive = true;
        m_PreviewZoom = false;
 
        m_ShowTileInfo = SHOW_TILE_OFF;
        m_ShowDetail = true;
 
        for(size_t i = 0; i < std::size(m_aSavedColors); ++i)
        {
            m_aSavedColors[i] = color_cast<ColorRGBA>(ColorHSLA(i / (float)std::size(m_aSavedColors), 1.0f, 0.5f));
        }
 
        m_CheckerTexture.Invalidate();
        for(auto &CursorTexture : m_aCursorTextures)
            CursorTexture.Invalidate();
 
        m_CursorType = CURSOR_NORMAL;
 
        // DDRace
 
        m_TeleNumber = 1;
        m_TeleCheckpointNumber = 1;
        m_ViewTeleNumber = 0;
 
        m_TuningNumber = 1;
        m_ViewTuning = 0;
 
        m_SwitchNumber = 1;
        m_SwitchDelay = 0;
        m_SpeedupForce = 50;
        m_SpeedupMaxSpeed = 0;
        m_SpeedupAngle = 0;
        m_LargeLayerWasWarned = false;
        m_PreventUnusedTilesWasWarned = false;
        m_AllowPlaceUnusedTiles = EUnusedEntities::NOT_ALLOWED;
        m_BrushDrawDestructive = true;
    }
 
    void Init() override;
    void OnUpdate() override;
    void OnRender() override;
    void OnActivate() override;
    void OnWindowResize() override;
    void OnClose() override;
    void OnDialogClose();
    bool HasUnsavedData() const override { return Map()->m_Modified; }
    void UpdateMentions() override { m_Mentions++; }
    void ResetMentions() override { m_Mentions = 0; }
    void OnIngameMoved() override { m_IngameMoved = true; }
    void ResetIngameMoved() override { m_IngameMoved = false; }
 
    void HandleCursorMovement();
    void OnInput(const IInput::CEvent &Event);
    void MouseAxisLock(vec2 &CursorRel);
    vec2 m_MouseAxisInitialPos = vec2(0.0f, 0.0f);
    enum class EAxisLock
    {
        START,
        NONE,
        HORIZONTAL,
        VERTICAL,
    } m_MouseAxisLockState = EAxisLock::START;

    float m_LastAutosaveUpdateTime = -1.0f;
    void HandleAutosave();
    void HandleWriterFinishJobs();
 
    // TODO: The name of the ShowFileDialogError function is not accurate anymore, this is used for generic error messages.
    //       Popups in UI should be shared_ptrs to make this even more generic.
    class CStringKeyComparator
    {
    public:
        bool operator()(const char *pLhs, const char *pRhs) const;
    };
    std::map<const char *, CUi::SMessagePopupContext *, CStringKeyComparator> m_PopupMessageContexts;
    [[gnu::format(printf, 2, 3)]] void ShowFileDialogError(const char *pFormat, ...);
 
    void Reset(bool CreateDefault = true);
    bool Save(const char *pFilename) override;
    bool Load(const char *pFilename, int StorageType) override;
    bool HandleMapDrop(const char *pFilename, int StorageType) override;
    void LoadCurrentMap();
    void Render();
 
    void UpdateBrushPicker();
    void RenderPressedKeys(CUIRect View);
    void RenderSavingIndicator(CUIRect View);
    void FreeDynamicPopupMenus();
    void UpdateColorPipette();
    void RenderMousePointer();
    void RenderIngameEntities(const CLayerGroup &Group, const CLayerTiles &TilesLayer);
 
    template<typename E>
    SEditResult<E> DoPropertiesWithState(CUIRect *pToolbox, CProperty *pProps, int *pIds, int *pNewVal, const std::vector<ColorRGBA> &vColors = {});
    int DoProperties(CUIRect *pToolbox, CProperty *pProps, int *pIds, int *pNewVal, const std::vector<ColorRGBA> &vColors = {});
 
    CUi::SColorPickerPopupContext m_ColorPickerPopupContext;
    const void *m_pColorPickerPopupActiveId = nullptr;
    void DoColorPickerButton(const void *pId, const CUIRect *pRect, ColorRGBA Color, const std::function<void(ColorRGBA Color)> &SetColor);
 
    int m_Mode;
    int m_Dialog;
    char m_aTooltip[256] = "";
 
    bool m_BrushColorEnabled;

    char m_aFilenamePendingLoad[IO_MAX_PATH_LENGTH] = "";
 
    enum
    {
        POPEVENT_EXIT = 0,
        POPEVENT_LOAD,
        POPEVENT_LOADCURRENT,
        POPEVENT_LOADDROP,
        POPEVENT_NEW,
        POPEVENT_LARGELAYER,
        POPEVENT_PREVENTUNUSEDTILES,
        POPEVENT_IMAGEDIV16,
        POPEVENT_IMAGE_MAX,
        POPEVENT_SOUND_MAX,
        POPEVENT_PLACE_BORDER_TILES,
        POPEVENT_TILE_ART_BIG_IMAGE,
        POPEVENT_TILE_ART_MANY_COLORS,
        POPEVENT_TILE_ART_TOO_MANY_COLORS,
        POPEVENT_QUAD_ART_BIG_IMAGE,
        POPEVENT_REMOVE_USED_IMAGE,
        POPEVENT_REMOVE_USED_SOUND,
        POPEVENT_RESTART_SERVER,
        POPEVENT_RESTARTING_SERVER,
    };
 
    int m_PopupEventType;
    int m_PopupEventActivated;
    int m_PopupEventWasActivated;
    bool m_LargeLayerWasWarned;
    bool m_PreventUnusedTilesWasWarned;
 
    enum class EUnusedEntities
    {
        ALLOWED_IMPLICIT = -1,
        NOT_ALLOWED = 0,
        ALLOWED_EXPLICIT = 1,
    };
    EUnusedEntities m_AllowPlaceUnusedTiles;
    bool IsAllowPlaceUnusedTiles() const;
 
    bool m_BrushDrawDestructive;
 
    int m_Mentions = 0;
    bool m_IngameMoved = false;
 
    int m_ToolbarPreviewSound;
 
    std::vector<std::string> m_vSelectEntitiesFiles;
    std::string m_SelectEntitiesImage;
 
    bool m_ShowMousePointer;
    bool m_GuiActive;
 
    bool m_PreviewZoom;
    const void *m_pContainerPanned;
    const void *m_pContainerPannedLast;
 
    enum EShowTile
    {
        SHOW_TILE_OFF,
        SHOW_TILE_DECIMAL,
        SHOW_TILE_HEXADECIMAL
    };
    EShowTile m_ShowTileInfo;
    bool m_ShowDetail;
 
    enum EExtraEditor
    {
        EXTRAEDITOR_NONE = -1,
        EXTRAEDITOR_ENVELOPES,
        EXTRAEDITOR_SERVER_SETTINGS,
        EXTRAEDITOR_HISTORY,
        NUM_EXTRAEDITORS,
    };
    EExtraEditor m_ActiveExtraEditor = EXTRAEDITOR_NONE;
    float m_aExtraEditorSplits[NUM_EXTRAEDITORS] = {250.0f, 250.0f, 250.0f};
    float m_ToolBoxWidth = 100.0f;
 
    bool m_ShowEnvelopePreview = false;
    enum class EEnvelopePreview
    {
        NONE,
        SELECTED,
        ALL,
    };
    EEnvelopePreview m_ActiveEnvelopePreview = EEnvelopePreview::NONE;
    enum class EQuadEnvelopePointOperation
    {
        NONE = 0,
        MOVE,
        ROTATE,
    };
    EQuadEnvelopePointOperation m_QuadEnvelopePointOperation = EQuadEnvelopePointOperation::NONE;
 
    bool m_ShowPicker = false;
    bool m_ShowPickerToggle = false;
 
    // Color palette and pipette
    ColorRGBA m_aSavedColors[8];
    ColorRGBA m_PipetteColor = ColorRGBA(1.0f, 1.0f, 1.0f, 1.0f);
    bool m_ColorPipetteActive = false;
 
    IGraphics::CTextureHandle m_CheckerTexture;
 
    enum ECursorType
    {
        CURSOR_NORMAL,
        CURSOR_RESIZE_V,
        CURSOR_RESIZE_H,
        NUM_CURSORS
    };
    IGraphics::CTextureHandle m_aCursorTextures[ECursorType::NUM_CURSORS];
    ECursorType m_CursorType;
 
    IGraphics::CTextureHandle GetEntitiesTexture();
 
    std::shared_ptr<CLayerGroup> m_pBrush;
    std::shared_ptr<CLayerTiles> m_pTilesetPicker;
    std::shared_ptr<CLayerQuads> m_pQuadsetPicker;
 
    const void *m_pUiGotContext = nullptr;
 
    std::deque<std::shared_ptr<CDataFileWriterFinishJob>> m_WriterFinishJobs;
 
    CLineInputBuffered<256> m_SettingsCommandInput;
    CMapSettingsBackend m_MapSettingsBackend;
    CMapSettingsBackend::CContext m_MapSettingsCommandContext;
 
    // editor_ui.cpp
    void UpdateTooltip(const void *pId, const CUIRect *pRect, const char *pToolTip);
    ColorRGBA GetButtonColor(const void *pId, int Checked);
    int DoButtonLogic(const void *pId, int Checked, const CUIRect *pRect, int Flags, const char *pToolTip);
    int DoButton_Editor(const void *pId, const char *pText, int Checked, const CUIRect *pRect, int Flags, const char *pToolTip);
    int DoButton_Env(const void *pId, const char *pText, int Checked, const CUIRect *pRect, const char *pToolTip, ColorRGBA Color, int Corners);
    int DoButton_Ex(const void *pId, const char *pText, int Checked, const CUIRect *pRect, int Flags, const char *pToolTip, int Corners, float FontSize = EditorFontSizes::MENU, int Align = TEXTALIGN_MC);
    int DoButton_FontIcon(const void *pId, const char *pText, int Checked, const CUIRect *pRect, int Flags, const char *pToolTip, int Corners, float FontSize = 10.0f);
    int DoButton_MenuItem(const void *pId, const char *pText, int Checked, const CUIRect *pRect, int Flags = BUTTONFLAG_LEFT, const char *pToolTip = nullptr);
    int DoButton_DraggableEx(const void *pId, const char *pText, int Checked, const CUIRect *pRect, bool *pClicked, bool *pAbrupted, int Flags, const char *pToolTip = nullptr, int Corners = IGraphics::CORNER_ALL, float FontSize = 10.0f);
    bool DoEditBox(CLineInput *pLineInput, const CUIRect *pRect, float FontSize, int Corners = IGraphics::CORNER_ALL, const char *pToolTip = nullptr, const std::vector<STextColorSplit> &vColorSplits = {});
    bool DoClearableEditBox(CLineInput *pLineInput, const CUIRect *pRect, float FontSize, int Corners = IGraphics::CORNER_ALL, const char *pToolTip = nullptr, const std::vector<STextColorSplit> &vColorSplits = {});
    SEditResult<int> UiDoValueSelector(const void *pId, CUIRect *pRect, const char *pLabel, int Current, int Min, int Max, int Step, float Scale, const char *pToolTip, bool IsDegree = false, bool IsHex = false, int Corners = IGraphics::CORNER_ALL, const ColorRGBA *pColor = nullptr, bool ShowValue = true);
    void RenderBackground(CUIRect View, IGraphics::CTextureHandle Texture, float Size, float Brightness) const;
 
    // editor_server_settings.cpp
    void DoMapSettingsEditBox(CMapSettingsBackend::CContext *pContext, const CUIRect *pRect, float FontSize, float DropdownMaxHeight, int Corners = IGraphics::CORNER_ALL, const char *pToolTip = nullptr);
    template<typename T>
    int DoEditBoxDropdown(SEditBoxDropdownContext *pDropdown, CLineInput *pLineInput, const CUIRect *pEditBoxRect, int x, float MaxHeight, bool AutoWidth, const std::vector<T> &vData, const FDropdownRenderCallback<T> &pfnMatchCallback);
    template<typename T>
    int RenderEditBoxDropdown(SEditBoxDropdownContext *pDropdown, CUIRect View, CLineInput *pLineInput, int x, float MaxHeight, bool AutoWidth, const std::vector<T> &vData, const FDropdownRenderCallback<T> &pfnMatchCallback);
 
    // For tile art popups
    CImageInfo m_TileArtImageInfo;
    char m_aTileArtFilename[IO_MAX_PATH_LENGTH];
    void TileArtCheckColors();
 
    // For quad art popups
    CImageInfo m_QuadArtImageInfo;
    CQuadArtParameters m_QuadArtParameters;
 
    static CUi::EPopupMenuFunctionResult PopupMenuFile(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupMenuTools(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupMenuSettings(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupGroup(void *pContext, CUIRect View, bool Active);
    struct SLayerPopupContext : public SPopupMenuId
    {
        CEditor *m_pEditor;
        std::vector<std::shared_ptr<CLayerTiles>> m_vpLayers;
        std::vector<int> m_vLayerIndices;
        CLayerTiles::SCommonPropState m_CommonPropState;
    };
    static CUi::EPopupMenuFunctionResult PopupLayer(void *pContext, CUIRect View, bool Active);
    class CQuadPopupContext : public SPopupMenuId
    {
    public:
        CEditor *m_pEditor;
        int m_SelectedQuadIndex;
        int m_Color;
    };
    CQuadPopupContext m_QuadPopupContext;
    static CUi::EPopupMenuFunctionResult PopupQuad(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupSource(void *pContext, CUIRect View, bool Active);
    class CPointPopupContext : public SPopupMenuId
    {
    public:
        CEditor *m_pEditor;
        int m_SelectedQuadPoint;
        int m_SelectedQuadIndex;
    };
    CPointPopupContext m_PointPopupContext;
    static CUi::EPopupMenuFunctionResult PopupPoint(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupImage(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupSound(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupMapInfo(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupEvent(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupSelectImage(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupSelectSound(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupSelectGametileOp(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupSelectAutomapperConfig(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupSelectAutomapperReference(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupTele(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupSpeedup(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupSwitch(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupTune(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupGoto(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupEntities(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupProofMode(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupAnimateSettings(void *pContext, CUIRect View, bool Active);
    static CUi::EPopupMenuFunctionResult PopupQuadArt(void *pContext, CUIRect View, bool Active);
 
    static bool CallbackOpenMap(const char *pFilename, int StorageType, void *pUser);
    static bool CallbackAppendMap(const char *pFilename, int StorageType, void *pUser);
    static bool CallbackSaveMap(const char *pFilename, int StorageType, void *pUser);
    static bool CallbackSaveCopyMap(const char *pFilename, int StorageType, void *pUser);
    static bool CallbackAddTileArt(const char *pFilepath, int StorageType, void *pUser);
    static bool CallbackAddQuadArt(const char *pFilepath, int StorageType, void *pUser);
    static bool CallbackSaveImage(const char *pFilename, int StorageType, void *pUser);
    static bool CallbackSaveSound(const char *pFilename, int StorageType, void *pUser);
    static bool CallbackCustomEntities(const char *pFilename, int StorageType, void *pUser);
 
    void PopupSelectImageInvoke(int Current, float x, float y);
    int PopupSelectImageResult();
 
    void PopupSelectGametileOpInvoke(float x, float y);
    int PopupSelectGameTileOpResult();
 
    void PopupSelectAutomapperConfigInvoke(int Current, float x, float y);
    int PopupSelectAutomapperConfigResult();
 
    void PopupSelectSoundInvoke(int Current, float x, float y);
    int PopupSelectSoundResult();
 
    void PopupSelectAutomapperReferenceInvoke(int Current, float x, float y);
    int PopupSelectAutomapperReferenceResult();
 
    void DoQuadEnvelopes(const CLayerQuads *pLayerQuads);
    void DoQuadEnvPoint(const CQuad *pQuad, CEnvelope *pEnvelope, int QuadIndex, int PointIndex);
    void DoQuadPoint(int LayerIndex, const std::shared_ptr<CLayerQuads> &pLayer, CQuad *pQuad, int QuadIndex, int v);
    void UpdateHotQuadPoint(const CLayerQuads *pLayer);
 
    void DoSoundSource(int LayerIndex, CSoundSource *pSource, int Index);
    void UpdateHotSoundSource(const CLayerSounds *pLayer);
 
    enum class EAxis
    {
        NONE = 0,
        X,
        Y,
    };
    struct SAxisAlignedBoundingBox
    {
        enum
        {
            POINT_TL = 0,
            POINT_TR,
            POINT_BL,
            POINT_BR,
            POINT_CENTER,
            NUM_POINTS
        };
        CPoint m_aPoints[NUM_POINTS];
    };
    void DoToolbarLayers(CUIRect Toolbar);
    void DoToolbarImages(CUIRect Toolbar);
    void DoToolbarSounds(CUIRect Toolbar);
    void DoQuad(int LayerIndex, const std::shared_ptr<CLayerQuads> &pLayer, CQuad *pQuad, int Index);
    void PreparePointDrag(const CQuad *pQuad, int QuadIndex, int PointIndex);
    void DoPointDrag(CQuad *pQuad, int QuadIndex, int PointIndex, ivec2 Offset);
    EAxis GetDragAxis(ivec2 Offset) const;
    void DrawAxis(EAxis Axis, CPoint &OriginalPoint, CPoint &Point) const;
    void DrawAABB(const SAxisAlignedBoundingBox &AABB, ivec2 Offset) const;
 
    // Alignment methods
    // These methods take `OffsetX` and `OffsetY` because the calculations are made with the original positions
    // of the quad(s), before we started dragging. This allows us to edit `OffsetX` and `OffsetY` based on the previously
    // calculated alignments.
    struct SAlignmentInfo
    {
        CPoint m_AlignedPoint; // The "aligned" point, which we want to align/snap to
        union
        {
            // The current changing value when aligned to this point. When aligning to a point on the X axis, then the X value is changing because
            // we aligned the Y values (X axis aligned => Y values are the same, Y axis aligned => X values are the same).
            int m_X;
            int m_Y;
        };
        EAxis m_Axis; // The axis we are aligning on
        int m_PointIndex; // The point index we are aligning
        int m_Diff; // Store the difference
    };
    void ComputePointAlignments(const std::shared_ptr<CLayerQuads> &pLayer, CQuad *pQuad, int QuadIndex, int PointIndex, ivec2 Offset, std::vector<SAlignmentInfo> &vAlignments, bool Append = false) const;
    void ComputePointsAlignments(const std::shared_ptr<CLayerQuads> &pLayer, bool Pivot, ivec2 Offset, std::vector<SAlignmentInfo> &vAlignments) const;
    void ComputeAABBAlignments(const std::shared_ptr<CLayerQuads> &pLayer, const SAxisAlignedBoundingBox &AABB, ivec2 Offset, std::vector<SAlignmentInfo> &vAlignments) const;
    void DrawPointAlignments(const std::vector<SAlignmentInfo> &vAlignments, ivec2 Offset) const;
    void QuadSelectionAABB(const std::shared_ptr<CLayerQuads> &pLayer, SAxisAlignedBoundingBox &OutAABB);
    void ApplyAlignments(const std::vector<SAlignmentInfo> &vAlignments, ivec2 &Offset);
    void ApplyAxisAlignment(ivec2 &Offset) const;
 
    bool ReplaceImage(const char *pFilename, int StorageType, bool CheckDuplicate);
    static bool ReplaceImageCallback(const char *pFilename, int StorageType, void *pUser);
    bool ReplaceSound(const char *pFilename, int StorageType, bool CheckDuplicate);
    static bool ReplaceSoundCallback(const char *pFilename, int StorageType, void *pUser);
    static bool AddImage(const char *pFilename, int StorageType, void *pUser);
    static bool AddSound(const char *pFilename, int StorageType, void *pUser);
 
    static bool IsVanillaImage(const char *pImage);
 
    enum class ELayerOperation
    {
        NONE,
        CLICK,
        LAYER_DRAG,
        GROUP_DRAG,
    };
    class CRenderLayersState
    {
    public:
        CScrollRegion m_ScrollRegion;
        ELayerOperation m_Operation;
        ELayerOperation m_PreviousOperation;
        const void *m_pDraggedButton;
        float m_InitialMouseY;
        float m_InitialCutHeight;
        bool m_ScrollToSelectionNext;
        int m_InitialGroupIndex;
        std::vector<int> m_vInitialLayerIndices;
        const char m_AddGroupButtonId = 0;
        const char m_CollapseAllButtonId = 0;
        const SPopupMenuId m_PopupGroupId = {};
        SLayerPopupContext m_LayerPopupContext;
 
        void Reset();
    };
    CRenderLayersState m_RenderLayersState;
    void RenderLayers(CUIRect LayersBox);
 
    void RenderImagesList(CUIRect Toolbox);
    void RenderSelectedImage(CUIRect View) const;
    void RenderSounds(CUIRect Toolbox);
    void RenderModebar(CUIRect View);
    void RenderStatusbar(CUIRect View, CUIRect *pTooltipRect);
    void RenderTooltip(CUIRect TooltipRect);
 
    void RenderMapSettingsErrorDialog();
    void RenderServerSettingsEditor(CUIRect View, bool ShowServerSettingsEditorLast);
    static void MapSettingsDropdownRenderCallback(const SPossibleValueMatch &Match, char (&aOutput)[128], std::vector<STextColorSplit> &vColorSplits);
 
    void RenderEditorHistory(CUIRect View);
 
    enum class EDragSide // Which side is the drag bar on
    {
        BOTTOM,
        LEFT,
        TOP,
        RIGHT,
    };
    void DoEditorDragBar(CUIRect View, CUIRect *pDragBar, EDragSide Side, float *pValue, float MinValue = 100.0f, float MaxValue = 400.0f);
 
    void RenderMenubar(CUIRect Menubar);
    void ShowHelp();
 
    void DoAudioPreview(CUIRect View, const void *pPlayPauseButtonId, const void *pStopButtonId, const void *pSeekBarId, int SampleId);
 
    // DDRace
 
    IGraphics::CTextureHandle GetFrontTexture();
    IGraphics::CTextureHandle GetTeleTexture();
    IGraphics::CTextureHandle GetSpeedupTexture();
    IGraphics::CTextureHandle GetSwitchTexture();
    IGraphics::CTextureHandle GetTuneTexture();
 
    unsigned char m_TeleNumber;
    unsigned char m_TeleCheckpointNumber;
    unsigned char m_ViewTeleNumber;
 
    unsigned char m_TuningNumber;
    unsigned char m_ViewTuning;
 
    unsigned char m_SpeedupForce;
    unsigned char m_SpeedupMaxSpeed;
    short m_SpeedupAngle;
 
    unsigned char m_SwitchNumber;
    unsigned char m_SwitchDelay;
    unsigned char m_ViewSwitch;
 
    // AdjustValue must be -1, 0 or 1
    void AdjustBrushSpecialTiles(bool UseNextFree, int AdjustModifiers, int AdjustValue);
 
private:
    CEditorMap m_Map;
 
    CEditorHistory &ActiveHistory();
 
    std::map<int, CPoint[5]> m_QuadDragOriginalPoints;
};
 
#endif