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https://github.com/reactos/wine.git
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541 lines
16 KiB
C
541 lines
16 KiB
C
/*
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* GDI Interop
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*
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* Copyright 2012, 2014 Nikolay Sivov for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#define COBJMACROS
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#include <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "dwrite_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dwrite);
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struct gdiinterop {
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IDWriteGdiInterop IDWriteGdiInterop_iface;
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IDWriteFactory2 *factory;
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};
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struct rendertarget {
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IDWriteBitmapRenderTarget1 IDWriteBitmapRenderTarget1_iface;
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LONG ref;
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DWRITE_TEXT_ANTIALIAS_MODE antialiasmode;
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FLOAT pixels_per_dip;
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DWRITE_MATRIX m;
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SIZE size;
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HDC hdc;
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};
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static HRESULT create_target_dibsection(HDC hdc, UINT32 width, UINT32 height)
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{
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char bmibuf[FIELD_OFFSET(BITMAPINFO, bmiColors[256])];
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BITMAPINFO *bmi = (BITMAPINFO*)bmibuf;
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HBITMAP hbm;
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memset(bmi, 0, sizeof(bmibuf));
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bmi->bmiHeader.biSize = sizeof(bmi->bmiHeader);
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bmi->bmiHeader.biHeight = height;
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bmi->bmiHeader.biWidth = width;
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bmi->bmiHeader.biBitCount = 32;
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bmi->bmiHeader.biPlanes = 1;
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bmi->bmiHeader.biCompression = BI_RGB;
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hbm = CreateDIBSection(hdc, bmi, DIB_RGB_COLORS, NULL, NULL, 0);
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if (!hbm)
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hbm = CreateBitmap(1, 1, 1, 1, NULL);
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DeleteObject(SelectObject(hdc, hbm));
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return S_OK;
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}
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static inline struct rendertarget *impl_from_IDWriteBitmapRenderTarget1(IDWriteBitmapRenderTarget1 *iface)
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{
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return CONTAINING_RECORD(iface, struct rendertarget, IDWriteBitmapRenderTarget1_iface);
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}
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static inline struct gdiinterop *impl_from_IDWriteGdiInterop(IDWriteGdiInterop *iface)
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{
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return CONTAINING_RECORD(iface, struct gdiinterop, IDWriteGdiInterop_iface);
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}
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static HRESULT WINAPI rendertarget_QueryInterface(IDWriteBitmapRenderTarget1 *iface, REFIID riid, void **obj)
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{
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struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget1(iface);
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TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), obj);
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if (IsEqualIID(riid, &IID_IDWriteBitmapRenderTarget1) ||
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IsEqualIID(riid, &IID_IDWriteBitmapRenderTarget) ||
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IsEqualIID(riid, &IID_IUnknown))
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{
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*obj = iface;
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IDWriteBitmapRenderTarget1_AddRef(iface);
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return S_OK;
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}
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*obj = NULL;
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return E_NOINTERFACE;
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}
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static ULONG WINAPI rendertarget_AddRef(IDWriteBitmapRenderTarget1 *iface)
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{
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struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget1(iface);
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ULONG ref = InterlockedIncrement(&This->ref);
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TRACE("(%p)->(%d)\n", This, ref);
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return ref;
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}
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static ULONG WINAPI rendertarget_Release(IDWriteBitmapRenderTarget1 *iface)
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{
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struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget1(iface);
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ULONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p)->(%d)\n", This, ref);
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if (!ref)
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{
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DeleteDC(This->hdc);
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heap_free(This);
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}
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return ref;
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}
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static HRESULT WINAPI rendertarget_DrawGlyphRun(IDWriteBitmapRenderTarget1 *iface,
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FLOAT baselineOriginX, FLOAT baselineOriginY, DWRITE_MEASURING_MODE measuring_mode,
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DWRITE_GLYPH_RUN const* glyph_run, IDWriteRenderingParams* params, COLORREF textColor,
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RECT *blackbox_rect)
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{
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struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget1(iface);
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FIXME("(%p)->(%f %f %d %p %p 0x%08x %p): stub\n", This, baselineOriginX, baselineOriginY,
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measuring_mode, glyph_run, params, textColor, blackbox_rect);
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return E_NOTIMPL;
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}
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static HDC WINAPI rendertarget_GetMemoryDC(IDWriteBitmapRenderTarget1 *iface)
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{
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struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget1(iface);
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TRACE("(%p)\n", This);
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return This->hdc;
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}
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static FLOAT WINAPI rendertarget_GetPixelsPerDip(IDWriteBitmapRenderTarget1 *iface)
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{
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struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget1(iface);
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TRACE("(%p)\n", This);
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return This->pixels_per_dip;
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}
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static HRESULT WINAPI rendertarget_SetPixelsPerDip(IDWriteBitmapRenderTarget1 *iface, FLOAT pixels_per_dip)
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{
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struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget1(iface);
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TRACE("(%p)->(%.2f)\n", This, pixels_per_dip);
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if (pixels_per_dip <= 0.0)
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return E_INVALIDARG;
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This->pixels_per_dip = pixels_per_dip;
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return S_OK;
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}
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static HRESULT WINAPI rendertarget_GetCurrentTransform(IDWriteBitmapRenderTarget1 *iface, DWRITE_MATRIX *transform)
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{
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struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget1(iface);
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TRACE("(%p)->(%p)\n", This, transform);
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*transform = This->m;
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return S_OK;
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}
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static HRESULT WINAPI rendertarget_SetCurrentTransform(IDWriteBitmapRenderTarget1 *iface, DWRITE_MATRIX const *transform)
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{
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struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget1(iface);
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TRACE("(%p)->(%p)\n", This, transform);
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This->m = transform ? *transform : identity;
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return S_OK;
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}
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static HRESULT WINAPI rendertarget_GetSize(IDWriteBitmapRenderTarget1 *iface, SIZE *size)
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{
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struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget1(iface);
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TRACE("(%p)->(%p)\n", This, size);
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*size = This->size;
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return S_OK;
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}
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static HRESULT WINAPI rendertarget_Resize(IDWriteBitmapRenderTarget1 *iface, UINT32 width, UINT32 height)
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{
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struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget1(iface);
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TRACE("(%p)->(%u %u)\n", This, width, height);
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if (This->size.cx == width && This->size.cy == height)
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return S_OK;
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return create_target_dibsection(This->hdc, width, height);
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}
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static DWRITE_TEXT_ANTIALIAS_MODE WINAPI rendertarget_GetTextAntialiasMode(IDWriteBitmapRenderTarget1 *iface)
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{
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struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget1(iface);
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TRACE("(%p)\n", This);
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return This->antialiasmode;
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}
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static HRESULT WINAPI rendertarget_SetTextAntialiasMode(IDWriteBitmapRenderTarget1 *iface, DWRITE_TEXT_ANTIALIAS_MODE mode)
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{
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struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget1(iface);
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TRACE("(%p)->(%d)\n", This, mode);
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if ((DWORD)mode > DWRITE_TEXT_ANTIALIAS_MODE_GRAYSCALE)
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return E_INVALIDARG;
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This->antialiasmode = mode;
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return S_OK;
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}
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static const IDWriteBitmapRenderTarget1Vtbl rendertargetvtbl = {
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rendertarget_QueryInterface,
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rendertarget_AddRef,
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rendertarget_Release,
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rendertarget_DrawGlyphRun,
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rendertarget_GetMemoryDC,
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rendertarget_GetPixelsPerDip,
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rendertarget_SetPixelsPerDip,
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rendertarget_GetCurrentTransform,
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rendertarget_SetCurrentTransform,
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rendertarget_GetSize,
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rendertarget_Resize,
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rendertarget_GetTextAntialiasMode,
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rendertarget_SetTextAntialiasMode
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};
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static HRESULT create_rendertarget(HDC hdc, UINT32 width, UINT32 height, IDWriteBitmapRenderTarget **ret)
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{
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struct rendertarget *target;
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HRESULT hr;
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*ret = NULL;
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target = heap_alloc(sizeof(struct rendertarget));
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if (!target) return E_OUTOFMEMORY;
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target->IDWriteBitmapRenderTarget1_iface.lpVtbl = &rendertargetvtbl;
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target->ref = 1;
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target->size.cx = width;
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target->size.cy = height;
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target->hdc = CreateCompatibleDC(hdc);
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hr = create_target_dibsection(target->hdc, width, height);
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if (FAILED(hr)) {
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IDWriteBitmapRenderTarget1_Release(&target->IDWriteBitmapRenderTarget1_iface);
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return hr;
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}
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target->m = identity;
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target->pixels_per_dip = 1.0;
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target->antialiasmode = DWRITE_TEXT_ANTIALIAS_MODE_CLEARTYPE;
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*ret = (IDWriteBitmapRenderTarget*)&target->IDWriteBitmapRenderTarget1_iface;
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return S_OK;
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}
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static HRESULT WINAPI gdiinterop_QueryInterface(IDWriteGdiInterop *iface, REFIID riid, void **obj)
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{
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struct gdiinterop *This = impl_from_IDWriteGdiInterop(iface);
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TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), obj);
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if (IsEqualIID(riid, &IID_IDWriteGdiInterop) ||
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IsEqualIID(riid, &IID_IUnknown))
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{
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*obj = iface;
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IDWriteGdiInterop_AddRef(iface);
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return S_OK;
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}
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*obj = NULL;
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return E_NOINTERFACE;
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}
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static ULONG WINAPI gdiinterop_AddRef(IDWriteGdiInterop *iface)
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{
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struct gdiinterop *This = impl_from_IDWriteGdiInterop(iface);
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TRACE("(%p)\n", This);
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return IDWriteFactory2_AddRef(This->factory);
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}
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static ULONG WINAPI gdiinterop_Release(IDWriteGdiInterop *iface)
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{
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struct gdiinterop *This = impl_from_IDWriteGdiInterop(iface);
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TRACE("(%p)\n", This);
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return IDWriteFactory2_Release(This->factory);
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}
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static HRESULT WINAPI gdiinterop_CreateFontFromLOGFONT(IDWriteGdiInterop *iface,
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LOGFONTW const *logfont, IDWriteFont **font)
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{
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struct gdiinterop *This = impl_from_IDWriteGdiInterop(iface);
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IDWriteFontCollection *collection;
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IDWriteFontFamily *family;
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DWRITE_FONT_STYLE style;
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BOOL exists = FALSE;
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UINT32 index;
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HRESULT hr;
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TRACE("(%p)->(%p %p)\n", This, logfont, font);
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*font = NULL;
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if (!logfont) return E_INVALIDARG;
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hr = IDWriteFactory2_GetSystemFontCollection(This->factory, &collection, FALSE);
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if (FAILED(hr)) {
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ERR("failed to get system font collection: 0x%08x.\n", hr);
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return hr;
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}
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hr = IDWriteFontCollection_FindFamilyName(collection, logfont->lfFaceName, &index, &exists);
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if (FAILED(hr)) {
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IDWriteFontCollection_Release(collection);
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goto done;
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}
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if (!exists) {
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hr = DWRITE_E_NOFONT;
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goto done;
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}
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hr = IDWriteFontCollection_GetFontFamily(collection, index, &family);
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if (FAILED(hr))
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goto done;
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style = logfont->lfItalic ? DWRITE_FONT_STYLE_ITALIC : DWRITE_FONT_STYLE_NORMAL;
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hr = IDWriteFontFamily_GetFirstMatchingFont(family, logfont->lfWeight, DWRITE_FONT_STRETCH_NORMAL, style, font);
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IDWriteFontFamily_Release(family);
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done:
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IDWriteFontCollection_Release(collection);
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return hr;
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}
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static HRESULT WINAPI gdiinterop_ConvertFontToLOGFONT(IDWriteGdiInterop *iface,
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IDWriteFont *font, LOGFONTW *logfont, BOOL *is_systemfont)
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{
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struct gdiinterop *This = impl_from_IDWriteGdiInterop(iface);
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static const WCHAR enusW[] = {'e','n','-','u','s',0};
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DWRITE_FONT_SIMULATIONS simulations;
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IDWriteFontCollection *collection;
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IDWriteLocalizedStrings *name;
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IDWriteFontFamily *family;
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DWRITE_FONT_STYLE style;
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UINT32 index;
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BOOL exists;
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HRESULT hr;
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TRACE("(%p)->(%p %p %p)\n", This, font, logfont, is_systemfont);
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*is_systemfont = FALSE;
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if (!font)
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return E_INVALIDARG;
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hr = IDWriteFont_GetFontFamily(font, &family);
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if (FAILED(hr))
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return hr;
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hr = IDWriteFontFamily_GetFontCollection(family, &collection);
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IDWriteFontFamily_Release(family);
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if (FAILED(hr))
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return hr;
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*is_systemfont = is_system_collection(collection);
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IDWriteFontCollection_Release(collection);
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simulations = IDWriteFont_GetSimulations(font);
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style = IDWriteFont_GetStyle(font);
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logfont->lfCharSet = DEFAULT_CHARSET;
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logfont->lfWeight = IDWriteFont_GetWeight(font);
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logfont->lfItalic = style == DWRITE_FONT_STYLE_ITALIC || (simulations & DWRITE_FONT_SIMULATIONS_OBLIQUE);
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logfont->lfOutPrecision = OUT_OUTLINE_PRECIS;
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logfont->lfFaceName[0] = 0;
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exists = FALSE;
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hr = IDWriteFont_GetInformationalStrings(font, DWRITE_INFORMATIONAL_STRING_WIN32_FAMILY_NAMES, &name, &exists);
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if (FAILED(hr) || !exists)
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return hr;
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IDWriteLocalizedStrings_FindLocaleName(name, enusW, &index, &exists);
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IDWriteLocalizedStrings_GetString(name, index, logfont->lfFaceName, sizeof(logfont->lfFaceName)/sizeof(WCHAR));
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IDWriteLocalizedStrings_Release(name);
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return S_OK;
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}
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static HRESULT WINAPI gdiinterop_ConvertFontFaceToLOGFONT(IDWriteGdiInterop *iface,
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IDWriteFontFace *fontface, LOGFONTW *logfont)
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{
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static const WCHAR enusW[] = {'e','n','-','u','s',0};
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struct gdiinterop *This = impl_from_IDWriteGdiInterop(iface);
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IDWriteLocalizedStrings *familynames;
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DWRITE_FONT_SIMULATIONS simulations;
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DWRITE_FONT_FACE_TYPE face_type;
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IDWriteFontFileStream *stream;
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DWRITE_FONT_STRETCH stretch;
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DWRITE_FONT_STYLE style;
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DWRITE_FONT_WEIGHT weight;
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IDWriteFontFile *file = NULL;
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UINT32 index;
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BOOL exists;
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HRESULT hr;
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TRACE("(%p)->(%p %p)\n", This, fontface, logfont);
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memset(logfont, 0, sizeof(*logfont));
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index = 1;
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hr = IDWriteFontFace_GetFiles(fontface, &index, &file);
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if (FAILED(hr) || !file)
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return hr;
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hr = get_filestream_from_file(file, &stream);
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if (FAILED(hr)) {
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IDWriteFontFile_Release(file);
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return hr;
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}
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index = IDWriteFontFace_GetIndex(fontface);
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face_type = IDWriteFontFace_GetType(fontface);
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opentype_get_font_properties(stream, face_type, index, &stretch, &weight, &style);
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hr = get_family_names_from_stream(stream, index, face_type, &familynames);
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IDWriteFontFile_Release(file);
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IDWriteFontFileStream_Release(stream);
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if (FAILED(hr))
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return hr;
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simulations = IDWriteFontFace_GetSimulations(fontface);
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logfont->lfCharSet = DEFAULT_CHARSET;
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logfont->lfWeight = weight;
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logfont->lfItalic = style == DWRITE_FONT_STYLE_ITALIC || (simulations & DWRITE_FONT_SIMULATIONS_OBLIQUE);
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logfont->lfOutPrecision = OUT_OUTLINE_PRECIS;
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logfont->lfFaceName[0] = 0;
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exists = FALSE;
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hr = IDWriteLocalizedStrings_FindLocaleName(familynames, enusW, &index, &exists);
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if (FAILED(hr) || !exists) {
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/* fallback to 0 index */
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if (IDWriteLocalizedStrings_GetCount(familynames) > 0)
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index = 0;
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else {
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IDWriteLocalizedStrings_Release(familynames);
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return E_FAIL;
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}
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}
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hr = IDWriteLocalizedStrings_GetString(familynames, index, logfont->lfFaceName, sizeof(logfont->lfFaceName)/sizeof(WCHAR));
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IDWriteLocalizedStrings_Release(familynames);
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return hr;
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}
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static HRESULT WINAPI gdiinterop_CreateFontFaceFromHdc(IDWriteGdiInterop *iface,
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HDC hdc, IDWriteFontFace **fontface)
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{
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struct gdiinterop *This = impl_from_IDWriteGdiInterop(iface);
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IDWriteFont *font;
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LOGFONTW logfont;
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HFONT hfont;
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HRESULT hr;
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TRACE("(%p)->(%p %p)\n", This, hdc, fontface);
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*fontface = NULL;
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hfont = GetCurrentObject(hdc, OBJ_FONT);
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if (!hfont)
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return E_INVALIDARG;
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GetObjectW(hfont, sizeof(logfont), &logfont);
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hr = IDWriteGdiInterop_CreateFontFromLOGFONT(iface, &logfont, &font);
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if (FAILED(hr))
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return hr;
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hr = IDWriteFont_CreateFontFace(font, fontface);
|
|
IDWriteFont_Release(font);
|
|
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI gdiinterop_CreateBitmapRenderTarget(IDWriteGdiInterop *iface,
|
|
HDC hdc, UINT32 width, UINT32 height, IDWriteBitmapRenderTarget **target)
|
|
{
|
|
struct gdiinterop *This = impl_from_IDWriteGdiInterop(iface);
|
|
TRACE("(%p)->(%p %u %u %p)\n", This, hdc, width, height, target);
|
|
return create_rendertarget(hdc, width, height, target);
|
|
}
|
|
|
|
static const struct IDWriteGdiInteropVtbl gdiinteropvtbl = {
|
|
gdiinterop_QueryInterface,
|
|
gdiinterop_AddRef,
|
|
gdiinterop_Release,
|
|
gdiinterop_CreateFontFromLOGFONT,
|
|
gdiinterop_ConvertFontToLOGFONT,
|
|
gdiinterop_ConvertFontFaceToLOGFONT,
|
|
gdiinterop_CreateFontFaceFromHdc,
|
|
gdiinterop_CreateBitmapRenderTarget
|
|
};
|
|
|
|
HRESULT create_gdiinterop(IDWriteFactory2 *factory, IDWriteGdiInterop **ret)
|
|
{
|
|
struct gdiinterop *This;
|
|
|
|
*ret = NULL;
|
|
|
|
This = heap_alloc(sizeof(struct gdiinterop));
|
|
if (!This) return E_OUTOFMEMORY;
|
|
|
|
This->IDWriteGdiInterop_iface.lpVtbl = &gdiinteropvtbl;
|
|
This->factory = factory;
|
|
|
|
*ret= &This->IDWriteGdiInterop_iface;
|
|
return S_OK;
|
|
}
|
|
|
|
void release_gdiinterop(IDWriteGdiInterop *iface)
|
|
{
|
|
struct gdiinterop *interop = impl_from_IDWriteGdiInterop(iface);
|
|
heap_free(interop);
|
|
}
|