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/* $Id$ $Revision$ */
/* vim:set shiftwidth=4 ts=8: */
/*************************************************************************
* Copyright (c) 2011 AT&T Intellectual Property
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors: See CVS logs. Details at http://www.graphviz.org/
*************************************************************************/
#ifndef GVPLUGIN_GDIPLUS_H
#define GVPLUGIN_GDIPLUS_H
#include <vector>
#include <Windows.h>
#include <GdiPlus.h>
typedef enum {
FORMAT_NONE,
FORMAT_METAFILE,
FORMAT_BMP,
FORMAT_EMF,
FORMAT_EMFPLUS,
FORMAT_GIF,
FORMAT_JPEG,
FORMAT_PNG,
FORMAT_TIFF
} format_type;
/* RAII for GetDC/ReleaseDC */
struct DeviceContext
{
HWND hwnd;
HDC hdc;
DeviceContext(HWND wnd = NULL): hwnd(wnd), hdc(GetDC(wnd))
{
}
~DeviceContext()
{
ReleaseDC(hwnd, hdc);
}
};
/* textlayout etc. */
struct Layout
{
Gdiplus::Font* font;
std::vector<WCHAR> text;
Layout(char *fontname, double fontsize, char* string);
~Layout();
};
static const int BYTES_PER_PIXEL = 4; /* bytes per pixel */
void gdiplus_free_layout(void *layout);
void UseGdiplus();
const Gdiplus::StringFormat* GetGenericTypographic();
void SaveBitmapToStream(Gdiplus::Bitmap &bitmap, IStream *stream, int format);
#endif
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