| /* |
| * Copyright (C) 2015 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef GDIUtilties_h |
| #define GDIUtilties_h |
| |
| #include "IntPoint.h" |
| |
| #include <windows.h> |
| |
| namespace WebCore { |
| |
| WEBCORE_EXPORT float deviceScaleFactorForWindow(HWND); |
| |
| inline LPARAM makeScaledPoint(IntPoint point, float scaleFactor) |
| { |
| float inverseScaleFactor = 1.0f / scaleFactor; |
| point.scale(inverseScaleFactor, inverseScaleFactor); |
| return MAKELPARAM(point.x(), point.y()); |
| } |
| |
| inline unsigned short buttonsForEvent(WPARAM wparam) |
| { |
| unsigned short buttons = 0; |
| if (wparam & MK_LBUTTON) |
| buttons |= 1; |
| if (wparam & MK_MBUTTON) |
| buttons |= 4; |
| if (wparam & MK_RBUTTON) |
| buttons |= 2; |
| return buttons; |
| } |
| |
| } // namespace WebCore |
| |
| #endif // GDIUtilties_h |
