blob: 2e6d012aa0e0418114e94dcf424305852dbe465a [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_GFX_GDI_UTIL_H_
#define UI_GFX_GDI_UTIL_H_
#include <windows.h>
#include <vector>
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/gfx_export.h"
#include "ui/gfx/path.h"
namespace gfx {
// Creates a BITMAPV4HEADER structure given the bitmap's size. You probably
// only need to use BMP V4 if you need transparency (alpha channel). This
// function sets the AlphaMask to 0xff000000.
GFX_EXPORT void CreateBitmapV4Header(int width, int height,
// Calculate scale to fit an entire page on DC.
GFX_EXPORT float CalculatePageScale(HDC dc, int page_width, int page_height);
// Apply scaling to the DC.
GFX_EXPORT bool ScaleDC(HDC dc, float scale_factor);
} // namespace gfx
#endif // UI_GFX_GDI_UTIL_H_