/*
 * Copyright 2016 Nikolay Sivov for CodeWeavers
 *
 * 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 "dwrite_2.idl";

interface IDWriteFontFaceReference;
interface IDWriteFontFace3;
interface IDWriteFontSet;
interface IDWriteFontDownloadQueue;

typedef enum DWRITE_LOCALITY
{
    DWRITE_LOCALITY_REMOTE,
    DWRITE_LOCALITY_PARTIAL,
    DWRITE_LOCALITY_LOCAL
} DWRITE_LOCALITY;

typedef enum DWRITE_RENDERING_MODE1
{
    DWRITE_RENDERING_MODE1_DEFAULT,
    DWRITE_RENDERING_MODE1_ALIASED,
    DWRITE_RENDERING_MODE1_GDI_CLASSIC,
    DWRITE_RENDERING_MODE1_GDI_NATURAL,
    DWRITE_RENDERING_MODE1_NATURAL,
    DWRITE_RENDERING_MODE1_NATURAL_SYMMETRIC,
    DWRITE_RENDERING_MODE1_OUTLINE,
    DWRITE_RENDERING_MODE1_NATURAL_SYMMETRIC_DOWNSAMPLED
} DWRITE_RENDERING_MODE1;

[
    local,
    object,
    uuid(b06fe5b9-43ec-4393-881b-dbe4dc72fda7)
]
interface IDWriteFontDownloadListener : IUnknown
{
    void DownloadCompleted(IDWriteFontDownloadQueue *queue, IUnknown *context, HRESULT result);
}

[
    local,
    object,
    uuid(b71e6052-5aea-4fa3-832e-f60d431f7e91)
]
interface IDWriteFontDownloadQueue : IUnknown
{
    HRESULT AddListener(IDWriteFontDownloadListener *listener, UINT32 *token);
    HRESULT RemoveListener(UINT32 token);
    BOOL IsEmpty();
    HRESULT BeginDownload(IUnknown *context);
    HRESULT CancelDownload();
    UINT64 GetGenerationCount();
}

[
    local,
    object,
    uuid(b7924baa-391b-412a-8c5c-e44cc2d867dc)
]
interface IDWriteRenderingParams3 : IDWriteRenderingParams2
{
    DWRITE_RENDERING_MODE1 GetRenderingMode1();
}

[
    local,
    object,
    uuid(29748ed6-8c9c-4a6a-be0b-d912e8538944)
]
interface IDWriteFont3 : IDWriteFont2
{
    HRESULT CreateFontFace(IDWriteFontFace3 **fontface);
    BOOL Equals(IDWriteFont *font);
    HRESULT GetFontFaceReference(IDWriteFontFaceReference **reference);
    BOOL HasCharacter(UINT32 character);
    DWRITE_LOCALITY GetLocality();
}

[
    local,
    object,
    uuid(da20d8ef-812a-4c43-9802-62ec4abd7adf)
]
interface IDWriteFontFamily1 : IDWriteFontFamily
{
    DWRITE_LOCALITY GetFontLocality(UINT32 index);
    HRESULT GetFont(UINT32 index, IDWriteFont3 **font);
    HRESULT GetFontFaceReference(UINT32 index, IDWriteFontFaceReference **reference);
}

[
    local,
    object,
    uuid(53585141-d9f8-4095-8321-d73cf6bd116c)
]
interface IDWriteFontCollection1 : IDWriteFontCollection
{
    HRESULT GetFontSet(IDWriteFontSet **fontset);
    HRESULT GetFontFamily(UINT32 index, IDWriteFontFamily1 **family);
}

[
    local,
    object,
    uuid(5e7fa7ca-dde3-424c-89f0-9fcd6fed58cd)
]
interface IDWriteFontFaceReference : IUnknown
{
    HRESULT CreateFontFace(IDWriteFontFace3 **fontface);
    HRESULT CreateFontFaceWithSimulations(DWRITE_FONT_SIMULATIONS simulations,
        IDWriteFontFace3 **fontface);
    BOOL Equals(IDWriteFontFaceReference *reference);
    UINT32 GetFontFaceIndex();
    DWRITE_FONT_SIMULATIONS GetSimulations();
    HRESULT GetFontFile(IDWriteFontFile **fontfile);
    UINT64 GetLocalFileSize();
    UINT64 GetFileSize();
    HRESULT GetFileTime(FILETIME *writetime);
    DWRITE_LOCALITY GetLocality();
    HRESULT EnqueueFontDownloadRequest();
    HRESULT EnqueueCharacterDownloadRequest(WCHAR const *chars, UINT32 count);
    HRESULT EnqueueGlyphDownloadRequest(UINT16 const *glyphs, UINT32 count);
    HRESULT EnqueueFileFragmentDownloadRequest(UINT64 offset, UINT64 size);
}

[
    local,
    object,
    uuid(da20d8ef-812a-4c43-9802-62ec4abd7ade)
]
interface IDWriteFontList1 : IDWriteFontList
{
    DWRITE_LOCALITY GetFontLocality(UINT32 index);
    HRESULT GetFont(UINT32 index, IDWriteFont3 **font);
    HRESULT GetFontFaceReference(UINT32 index, IDWriteFontFaceReference **reference);
}

[
    local,
    object,
    uuid(d37d7598-09be-4222-a236-2081341cc1f2)
]
interface IDWriteFontFace3 : IDWriteFontFace2
{
    HRESULT GetFontFaceReference(IDWriteFontFaceReference **reference);
    void GetPanose(DWRITE_PANOSE *panose);
    DWRITE_FONT_WEIGHT GetWeight();
    DWRITE_FONT_STRETCH GetStretch();
    DWRITE_FONT_STYLE GetStyle();
    HRESULT GetFamilyNames(IDWriteLocalizedStrings **names);
    HRESULT GetFaceNames(IDWriteLocalizedStrings **names);
    HRESULT GetInformationalStrings(DWRITE_INFORMATIONAL_STRING_ID stringid,
        IDWriteLocalizedStrings **strings,
        BOOL *exists);
    BOOL HasCharacter(UINT32 character);
    HRESULT GetRecommendedRenderingMode(
        FLOAT emsize,
        FLOAT dpi_x,
        FLOAT dpi_y,
        DWRITE_MATRIX const *transform,
        BOOL is_sideways,
        DWRITE_OUTLINE_THRESHOLD threshold,
        DWRITE_MEASURING_MODE measuring_mode,
        IDWriteRenderingParams *params,
        DWRITE_RENDERING_MODE1 *rendering_mode,
        DWRITE_GRID_FIT_MODE *gridfit_mode);
    BOOL IsCharacterLocal(UINT32 character);
    BOOL IsGlyphLocal(UINT16 glyph);
    HRESULT AreCharactersLocal(WCHAR const *characters,
        UINT32 count, BOOL enqueue_if_not, BOOL *are_local);
    HRESULT AreGlyphsLocal(UINT16 const *glyphs, UINT32 count,
        BOOL enqueue_if_not, BOOL *are_local);
}

[
    local,
    object,
    uuid(cfee3140-1257-47ca-8b85-31bfcf3f2d0e)
]
interface IDWriteStringList : IUnknown
{
    UINT32 GetCount();
    HRESULT GetLocaleNameLength(UINT32 index, UINT32 *length);
    HRESULT GetLocaleName(UINT32 index, WCHAR *name, UINT32 size);
    HRESULT GetStringLength(UINT32 index, UINT32 *length);
    HRESULT GetString(UINT32 index, WCHAR *string, UINT32 size);
}

typedef struct DWRITE_LINE_METRICS1
{
    UINT32 length;
    UINT32 trailingWhitespaceLength;
    UINT32 newlineLength;
    FLOAT height;
    FLOAT baseline;
    BOOL isTrimmed;
    FLOAT leadingBefore;
    FLOAT leadingAfter;
} DWRITE_LINE_METRICS1;

typedef enum DWRITE_FONT_LINE_GAP_USAGE
{
    DWRITE_FONT_LINE_GAP_USAGE_DEFAULT,
    DWRITE_FONT_LINE_GAP_USAGE_DISABLED,
    DWRITE_FONT_LINE_GAP_USAGE_ENABLED
} DWRITE_FONT_LINE_GAP_USAGE;

typedef struct DWRITE_LINE_SPACING
{
    DWRITE_LINE_SPACING_METHOD method;
    FLOAT height;
    FLOAT baseline;
    FLOAT leadingBefore;
    DWRITE_FONT_LINE_GAP_USAGE fontLineGapUsage;
} DWRITE_LINE_SPACING;

[
    local,
    object,
    uuid(f67e0edd-9e3d-4ecc-8c32-4183253dfe70)
]
interface IDWriteTextFormat2 : IDWriteTextFormat1
{
    HRESULT SetLineSpacing(DWRITE_LINE_SPACING const *spacing);
    HRESULT GetLineSpacing(DWRITE_LINE_SPACING *spacing);
}

[
    local,
    object,
    uuid(07ddcd52-020e-4de8-ac33-6c953d83f92d)
]
interface IDWriteTextLayout3 : IDWriteTextLayout2
{
    HRESULT InvalidateLayout();
    HRESULT SetLineSpacing(DWRITE_LINE_SPACING const *spacing);
    HRESULT GetLineSpacing(DWRITE_LINE_SPACING *spacing);
    HRESULT GetLineMetrics(DWRITE_LINE_METRICS1 *metrics, UINT32 max_count, UINT32 *count);
}