Sweden-Number/dlls/dwrite/gdiinterop.c

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/*
* GDI Interop
*
* Copyright 2012 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
*/
#define COBJMACROS
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#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
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#include "dwrite.h"
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#include "dwrite_private.h"
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#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dwrite);
struct rendertarget {
IDWriteBitmapRenderTarget IDWriteBitmapRenderTarget_iface;
LONG ref;
SIZE size;
HDC hdc;
};
static inline struct rendertarget *impl_from_IDWriteBitmapRenderTarget(IDWriteBitmapRenderTarget *iface)
{
return CONTAINING_RECORD(iface, struct rendertarget, IDWriteBitmapRenderTarget_iface);
}
static HRESULT WINAPI rendertarget_QueryInterface(IDWriteBitmapRenderTarget *iface, REFIID riid, void **obj)
{
struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), obj);
if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IDWriteBitmapRenderTarget))
{
*obj = iface;
IDWriteBitmapRenderTarget_AddRef(iface);
return S_OK;
}
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI rendertarget_AddRef(IDWriteBitmapRenderTarget *iface)
{
struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget(iface);
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p)->(%d)\n", This, ref);
return ref;
}
static ULONG WINAPI rendertarget_Release(IDWriteBitmapRenderTarget *iface)
{
struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p)->(%d)\n", This, ref);
if (!ref)
{
DeleteDC(This->hdc);
heap_free(This);
}
return ref;
}
static HRESULT WINAPI rendertarget_DrawGlyphRun(IDWriteBitmapRenderTarget *iface,
FLOAT baselineOriginX, FLOAT baselineOriginY, DWRITE_MEASURING_MODE measuring_mode,
DWRITE_GLYPH_RUN const* glyph_run, IDWriteRenderingParams* params, COLORREF textColor,
RECT *blackbox_rect)
{
struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget(iface);
FIXME("(%p)->(%f %f %d %p %p 0x%08x %p): stub\n", This, baselineOriginX, baselineOriginY,
measuring_mode, glyph_run, params, textColor, blackbox_rect);
return E_NOTIMPL;
}
static HDC WINAPI rendertarget_GetMemoryDC(IDWriteBitmapRenderTarget *iface)
{
struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget(iface);
TRACE("(%p)\n", This);
return This->hdc;
}
static FLOAT WINAPI rendertarget_GetPixelsPerDip(IDWriteBitmapRenderTarget *iface)
{
struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget(iface);
FIXME("(%p): stub\n", This);
return 1.0;
}
static HRESULT WINAPI rendertarget_SetPixelsPerDip(IDWriteBitmapRenderTarget *iface, FLOAT pixels_per_dip)
{
struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget(iface);
FIXME("(%p)->(%f): stub\n", This, pixels_per_dip);
return E_NOTIMPL;
}
static HRESULT WINAPI rendertarget_GetCurrentTransform(IDWriteBitmapRenderTarget *iface, DWRITE_MATRIX *transform)
{
struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget(iface);
FIXME("(%p)->(%p): stub\n", This, transform);
return E_NOTIMPL;
}
static HRESULT WINAPI rendertarget_SetCurrentTransform(IDWriteBitmapRenderTarget *iface, DWRITE_MATRIX const *transform)
{
struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget(iface);
FIXME("(%p)->(%p): stub\n", This, transform);
return E_NOTIMPL;
}
static HRESULT WINAPI rendertarget_GetSize(IDWriteBitmapRenderTarget *iface, SIZE *size)
{
struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget(iface);
TRACE("(%p)->(%p)\n", This, size);
*size = This->size;
return S_OK;
}
static HRESULT WINAPI rendertarget_Resize(IDWriteBitmapRenderTarget *iface, UINT32 width, UINT32 height)
{
struct rendertarget *This = impl_from_IDWriteBitmapRenderTarget(iface);
FIXME("(%p)->(%u %u): stub\n", This, width, height);
return E_NOTIMPL;
}
static const IDWriteBitmapRenderTargetVtbl rendertargetvtbl = {
rendertarget_QueryInterface,
rendertarget_AddRef,
rendertarget_Release,
rendertarget_DrawGlyphRun,
rendertarget_GetMemoryDC,
rendertarget_GetPixelsPerDip,
rendertarget_SetPixelsPerDip,
rendertarget_GetCurrentTransform,
rendertarget_SetCurrentTransform,
rendertarget_GetSize,
rendertarget_Resize
};
static HRESULT create_rendertarget(HDC hdc, UINT32 width, UINT32 height, IDWriteBitmapRenderTarget **target)
{
char bmibuf[sizeof(BITMAPINFO) + 256 * sizeof(RGBQUAD)];
BITMAPINFO *bmi = (BITMAPINFO*)bmibuf;
struct rendertarget *This;
HBITMAP dib;
*target = NULL;
This = heap_alloc(sizeof(struct rendertarget));
if (!This) return E_OUTOFMEMORY;
This->IDWriteBitmapRenderTarget_iface.lpVtbl = &rendertargetvtbl;
This->ref = 1;
This->size.cx = width;
This->size.cy = height;
This->hdc = CreateCompatibleDC(hdc);
memset(bmi, 0, sizeof(bmibuf));
bmi->bmiHeader.biSize = sizeof(bmi->bmiHeader);
bmi->bmiHeader.biHeight = height;
bmi->bmiHeader.biWidth = width;
bmi->bmiHeader.biBitCount = 32;
bmi->bmiHeader.biPlanes = 1;
bmi->bmiHeader.biCompression = BI_RGB;
dib = CreateDIBSection(This->hdc, bmi, DIB_RGB_COLORS, NULL, NULL, 0);
SelectObject(This->hdc, dib);
*target = &This->IDWriteBitmapRenderTarget_iface;
return S_OK;
}
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static HRESULT WINAPI gdiinterop_QueryInterface(IDWriteGdiInterop *iface, REFIID riid, void **obj)
{
TRACE("(%s %p)\n", debugstr_guid(riid), obj);
if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IDWriteGdiInterop))
{
*obj = iface;
return S_OK;
}
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI gdiinterop_AddRef(IDWriteGdiInterop *iface)
{
return 2;
}
static ULONG WINAPI gdiinterop_Release(IDWriteGdiInterop *iface)
{
return 1;
}
static HRESULT WINAPI gdiinterop_CreateFontFromLOGFONT(IDWriteGdiInterop *iface,
LOGFONTW const *logfont, IDWriteFont **font)
{
TRACE("(%p %p)\n", logfont, font);
if (!logfont) return E_INVALIDARG;
return create_font_from_logfont(logfont, font);
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}
static HRESULT WINAPI gdiinterop_ConvertFontToLOGFONT(IDWriteGdiInterop *iface,
IDWriteFont *font, LOGFONTW *logfont, BOOL *is_systemfont)
{
FIXME("(%p %p %p): stub\n", font, logfont, is_systemfont);
return E_NOTIMPL;
}
static HRESULT WINAPI gdiinterop_ConvertFontFaceToLOGFONT(IDWriteGdiInterop *iface,
IDWriteFontFace *font, LOGFONTW *logfont)
{
FIXME("(%p %p): stub\n", font, logfont);
return E_NOTIMPL;
}
static HRESULT WINAPI gdiinterop_CreateFontFaceFromHdc(IDWriteGdiInterop *iface,
HDC hdc, IDWriteFontFace **fontface)
{
FIXME("(%p %p): stub\n", hdc, fontface);
return E_NOTIMPL;
}
static HRESULT WINAPI gdiinterop_CreateBitmapRenderTarget(IDWriteGdiInterop *iface,
HDC hdc, UINT32 width, UINT32 height, IDWriteBitmapRenderTarget **target)
{
TRACE("(%p %u %u %p)\n", hdc, width, height, target);
return create_rendertarget(hdc, width, height, target);
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}
static const struct IDWriteGdiInteropVtbl gdiinteropvtbl = {
gdiinterop_QueryInterface,
gdiinterop_AddRef,
gdiinterop_Release,
gdiinterop_CreateFontFromLOGFONT,
gdiinterop_ConvertFontToLOGFONT,
gdiinterop_ConvertFontFaceToLOGFONT,
gdiinterop_CreateFontFaceFromHdc,
gdiinterop_CreateBitmapRenderTarget
};
static IDWriteGdiInterop gdiinterop = { &gdiinteropvtbl };
HRESULT get_gdiinterop(IDWriteGdiInterop **ret)
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{
*ret = &gdiinterop;
return S_OK;
}