mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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6e8d0fadde
This moves the screenshot (now-nonexistent) unrotation code from the opengl compositor into ClientLayerManager.cpp
92 lines
3.1 KiB
C++
92 lines
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=8 et :
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*/
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_WidgetUtils_h
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#define mozilla_WidgetUtils_h
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#include "mozilla/EventForwards.h"
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#include "mozilla/gfx/Matrix.h"
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#include "nsCOMPtr.h"
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#include "nsIDOMWindow.h"
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#include "nsIWidget.h"
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#include "nsPIDOMWindow.h"
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#include "nsRect.h"
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namespace mozilla {
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// NB: these must match up with pseudo-enum in nsIScreen.idl.
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enum ScreenRotation {
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ROTATION_0 = 0,
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ROTATION_90,
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ROTATION_180,
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ROTATION_270,
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ROTATION_COUNT
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};
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gfx::Matrix ComputeTransformForRotation(const nsIntRect& aBounds,
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ScreenRotation aRotation);
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gfx::Matrix ComputeTransformForUnRotation(const nsIntRect& aBounds,
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ScreenRotation aRotation);
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nsIntRect RotateRect(nsIntRect aRect,
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const nsIntRect& aBounds,
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ScreenRotation aRotation);
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namespace widget {
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class WidgetUtils
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{
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public:
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/**
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* Starting at the docshell item for the passed in DOM window this looks up
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* the docshell tree until it finds a docshell item that has a widget.
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*/
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static already_AddRefed<nsIWidget> DOMWindowToWidget(nsIDOMWindow *aDOMWindow);
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/**
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* Compute our keyCode value (NS_VK_*) from an ASCII character.
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*/
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static uint32_t ComputeKeyCodeFromChar(uint32_t aCharCode);
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/**
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* Get unshifted charCode and shifted charCode for aKeyCode if the keyboad
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* layout is a Latin keyboard layout.
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*
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* @param aKeyCode Our keyCode (NS_VK_*).
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* @param aIsCapsLock TRUE if CapsLock is Locked. Otherwise, FALSE.
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* This is used only when aKeyCode is NS_VK_[0-9].
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* @param aUnshiftedCharCode CharCode for aKeyCode without Shift key.
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* This may be zero if aKeyCode key doesn't input
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* a Latin character.
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* Note that must not be nullptr.
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* @param aShiftedCharCode CharCode for aKeyCOde with Shift key.
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* This is always 0 when aKeyCode isn't
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* NS_VK_[A-Z].
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* Note that must not be nullptr.
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*/
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static void GetLatinCharCodeForKeyCode(uint32_t aKeyCode,
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bool aIsCapsLock,
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uint32_t* aUnshiftedCharCode,
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uint32_t* aShiftedCharCode);
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/**
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* GetDeadKeyNameIndex() returns a key name index for dead key or
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* "Unidentified". This method can return the index from non-combining
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* unicode character, e.g., '`' returns KEY_NAME_INDEX_DeadGrave.
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* So, you cannot use this method for checking if the char is a dead char.
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*/
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static KeyNameIndex GetDeadKeyNameIndex(char16_t aChar);
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};
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} // namespace widget
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} // namespace mozilla
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#endif // mozilla_WidgetUtils_h
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