/*
 * Copyright (C) 2023 Biswapriyo Nath
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

import "oaidl.idl";
import "ocidl.idl";
import "inspectable.idl";
import "dxgi1_2.idl";

cpp_quote("#ifndef E_NOTFOUND")
cpp_quote("#define E_NOTFOUND HRESULT_FROM_WIN32(ERROR_NOT_FOUND)")
cpp_quote("#endif")
cpp_quote("#define E_UNKNOWNTYPE _HRESULT_TYPEDEF_(0x802b0028)")
cpp_quote("HRESULT WINAPI InitializeXamlDiagnostic(PCWSTR, DWORD, PCWSTR, PCWSTR, CLSID);")
cpp_quote("HRESULT WINAPI InitializeXamlDiagnosticsEx(PCWSTR, DWORD, PCWSTR, PCWSTR, CLSID, PCWSTR);")

typedef unsigned hyper InstanceHandle;

typedef enum VisualMutationType
{
    Add,
    Remove
} VisualMutationType;

typedef enum BaseValueSource
{
    BaseValueSourceUnknown,
    BaseValueSourceDefault,
    BaseValueSourceBuiltInStyle,
    BaseValueSourceStyle,
    BaseValueSourceLocal,
    Inherited,
    DefaultStyleTrigger,
    TemplateTrigger,
    StyleTrigger,
    ImplicitStyleReference,
    ParentTemplate,
    ParentTemplateTrigger,
    Animation,
    Coercion,
    BaseValueSourceVisualState
} BaseValueSource;

typedef struct SourceInfo
{
    BSTR FileName;
    unsigned int LineNumber;
    unsigned int ColumnNumber;
    unsigned int CharPosition;
    BSTR Hash;
} SourceInfo;

typedef struct ParentChildRelation
{
    InstanceHandle Parent;
    InstanceHandle Child;
    unsigned int ChildIndex;
} ParentChildRelation;

typedef struct VisualElement
{
    InstanceHandle Handle;
    SourceInfo SrcInfo;
    BSTR Type;
    BSTR Name;
    unsigned int NumChildren;
} VisualElement;

typedef struct PropertyChainSource
{
    InstanceHandle Handle;
    BSTR TargetType;
    BSTR Name;
    BaseValueSource Source;
    SourceInfo SrcInfo;
} PropertyChainSource;

typedef enum MetadataBit
{
    None                           = 0x0,
    IsValueHandle                  = 0x1,
    IsPropertyReadOnly             = 0x2,
    IsValueCollection              = 0x4,
    IsValueCollectionReadOnly      = 0x8,
    IsValueBindingExpression       = 0x10,
    IsValueNull                    = 0x20,
    IsValueHandleAndEvaluatedValue = 0x40,
} MetadataBit;

typedef struct PropertyChainValue
{
    unsigned int Index;
    BSTR Type;
    BSTR DeclaringType;
    BSTR ValueType;
    BSTR ItemType;
    BSTR Value;
    BOOL Overridden;
    hyper MetadataBits;
    BSTR PropertyName;
    unsigned int PropertyChainIndex;
} PropertyChainValue;

typedef struct EnumType
{
    BSTR Name;
    SAFEARRAY(int) ValueInts;
    SAFEARRAY(BSTR) ValueStrings;
} EnumType;

typedef struct CollectionElementValue
{
    unsigned int Index;
    BSTR ValueType;
    BSTR Value;
    hyper MetadataBits;
} CollectionElementValue;

typedef enum RenderTargetBitmapOptions
{
    RenderTarget,
    RenderTargetAndChildren
} RenderTargetBitmapOptions;

typedef struct BitmapDescription
{
    unsigned int Width;
    unsigned int Height;
    DXGI_FORMAT Format;
    DXGI_ALPHA_MODE AlphaMode;
} BitmapDescription;

typedef enum ResourceType
{
    ResourceTypeStatic,
    ResourceTypeTheme
} ResourceType;

typedef enum VisualElementState
{
    ErrorResolved,
    ErrorResourceNotFound,
    ErrorInvalidResource,
} VisualElementState;

[
    object,
    uuid(aa7a8931-80e4-4fec-8f3b-553f87b4966e)
]
interface IVisualTreeServiceCallback : IUnknown
{
    HRESULT OnVisualTreeChange(
            [in] ParentChildRelation relation,
            [in] VisualElement element,
            [in] VisualMutationType mutation_type);
}

[
    object,
    uuid(bad9eb88-ae77-4397-b948-5fa2db0a19ea)
]
interface IVisualTreeServiceCallback2 : IVisualTreeServiceCallback
{
    HRESULT OnElementStateChanged(
            [in] InstanceHandle element,
            [in] VisualElementState element_state,
            [in] LPCWSTR context);
}

[
    object,
    uuid(a593b11a-d17f-48bb-8f66-83910731c8a5)
]
interface IVisualTreeService : IUnknown
{
    HRESULT AdviseVisualTreeChange([in] IVisualTreeServiceCallback *callback);

    HRESULT UnadviseVisualTreeChange([in] IVisualTreeServiceCallback *callback);

    HRESULT GetEnums(
            [out] unsigned int *count,
            [out, size_is(, *count)] EnumType **enums);

    HRESULT CreateInstance(
            [in] BSTR type_name,
            [in] BSTR value,
            [out, retval] InstanceHandle *instance_handle);

    HRESULT GetPropertyValuesChain(
            [in] InstanceHandle instance_handle,
            [out] unsigned int *source_count,
            [out, size_is(, *source_count)] PropertyChainSource **property_sources,
            [out] unsigned int *property_count,
            [out, size_is(, *property_count)] PropertyChainValue **property_values);

    HRESULT SetProperty(
            [in] InstanceHandle instance_handle,
            [in] InstanceHandle value,
            [in] unsigned int property_index);

    HRESULT ClearProperty(
            [in] InstanceHandle instance_handle,
            [in] unsigned int property_index);

    HRESULT GetCollectionCount(
            [in] InstanceHandle instance_handle,
            [out] unsigned int *collection_size);

    HRESULT GetCollectionElements(
            [in] InstanceHandle instance_handle,
            [in] unsigned int start_index,
            [in, out] unsigned int *element_count,
            [out, size_is(, *element_count)] CollectionElementValue **element_values);

    HRESULT AddChild(
            [in] InstanceHandle parent,
            [in] InstanceHandle child,
            [in] unsigned int index);

    HRESULT RemoveChild(
            [in] InstanceHandle parent,
            [in] unsigned int index);

    HRESULT ClearChildren([in] InstanceHandle parent);
}

[
    object,
    uuid(18c9e2b6-3f43-4116-9f2b-ff935d7770d2)
]
interface IXamlDiagnostics : IUnknown
{
    HRESULT GetDispatcher([out, retval] IInspectable **dispatcher);

    HRESULT GetUiLayer([out, retval] IInspectable **layer);

    HRESULT GetApplication([out, retval] IInspectable **application);

    HRESULT GetIInspectableFromHandle(
            [in] InstanceHandle instance_handle,
            [out, retval] IInspectable **instance);

    HRESULT GetHandleFromIInspectable(
            [in] IInspectable *instance,
            [out, retval] InstanceHandle *handle);

    HRESULT HitTest(
            [in] RECT rect,
            [out] unsigned int *count,
            [out, size_is(, *count)] InstanceHandle **instance_handles);

    HRESULT RegisterInstance(
            [in] IInspectable *instance,
            [out, retval] InstanceHandle *instance_handle);

    HRESULT GetInitializationData([out, retval] BSTR *initialization_data);
}

[
    object,
    uuid(d1a34ef2-cad8-4635-a3d2-fcda8d3f3caf)
]
interface IBitmapData : IUnknown
{
    HRESULT CopyBytesTo(
            [in] unsigned int source_offset_in_bytes,
            [in] unsigned int max_bytes_to_copy,
            [out, size_is(max_bytes_to_copy)] byte *bytes,
            [out] unsigned int *number_of_bytes_copied);

     HRESULT GetStride([out] unsigned int *stride);

     HRESULT GetBitmapDescription([out] BitmapDescription *bitmap_description);

     HRESULT GetSourceBitmapDescription([out] BitmapDescription *bitmap_description);
}

[
    object,
    uuid(130f5136-ec43-4f61-89c7-9801a36d2e95)
]
interface IVisualTreeService2 : IVisualTreeService
{
    HRESULT GetPropertyIndex(
            [in] InstanceHandle object,
            [in] LPCWSTR property_name,
            [out] unsigned int *property_index);

    HRESULT GetProperty(
            [in] InstanceHandle object,
            [in] unsigned int property_index,
            [out] InstanceHandle *value);

    HRESULT ReplaceResource(
            [in] InstanceHandle resource_dictionary,
            [in] InstanceHandle key,
            [in] InstanceHandle new_value);

    HRESULT RenderTargetBitmap(
            [in] InstanceHandle handle,
            [in] RenderTargetBitmapOptions options,
            [in] unsigned int max_pixel_width,
            [in] unsigned int max_pixel_height,
            [out] IBitmapData **bitmap_data);
}

[
    object,
    uuid(0e79c6e0-85a0-4be8-b41a-655cf1fd19bd)
]
interface IVisualTreeService3 : IVisualTreeService2
{
    HRESULT ResolveResource(
            [in] InstanceHandle resource_context,
            [in] LPCWSTR resource_name,
            [in] ResourceType resource_type,
            [in] unsigned int property_index);

    HRESULT GetDictionaryItem(
            [in] InstanceHandle dictionary_handle,
            [in] LPCWSTR resource_name,
            [in] BOOL resource_is_implicit_style,
            [out] InstanceHandle *resource_handle);

    HRESULT AddDictionaryItem(
            [in] InstanceHandle dictionary_handle,
            [in] InstanceHandle resource_key,
            [in] InstanceHandle resource_handle);

    HRESULT RemoveDictionaryItem(
            [in] InstanceHandle dictionary_handle,
            [in] InstanceHandle resource_key);
}