/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- * vim: sw=2 ts=8 et : */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this file, * You can obtain one at http://mozilla.org/MPL/2.0/. */ #include "mozilla/WidgetUtils.h" #include "mozilla/dom/ContentParent.h" #include "mozilla/Unused.h" #include "nsContentUtils.h" #include "nsIBidiKeyboard.h" #include "nsTArray.h" #ifdef XP_WIN #include "WinUtils.h" #endif #if MOZ_WIDGET_GTK == 3 #include "mozilla/WidgetUtilsGtk.h" #endif namespace mozilla { gfx::Matrix ComputeTransformForRotation(const nsIntRect& aBounds, ScreenRotation aRotation) { gfx::Matrix transform; static const gfx::Float floatPi = static_cast<gfx::Float>(M_PI); switch (aRotation) { case ROTATION_0: break; case ROTATION_90: transform.PreTranslate(aBounds.width, 0); transform.PreRotate(floatPi / 2); break; case ROTATION_180: transform.PreTranslate(aBounds.width, aBounds.height); transform.PreRotate(floatPi); break; case ROTATION_270: transform.PreTranslate(0, aBounds.height); transform.PreRotate(floatPi * 3 / 2); break; default: MOZ_CRASH("Unknown rotation"); } return transform; } gfx::Matrix ComputeTransformForUnRotation(const nsIntRect& aBounds, ScreenRotation aRotation) { gfx::Matrix transform; static const gfx::Float floatPi = static_cast<gfx::Float>(M_PI); switch (aRotation) { case ROTATION_0: break; case ROTATION_90: transform.PreTranslate(0, aBounds.height); transform.PreRotate(floatPi * 3 / 2); break; case ROTATION_180: transform.PreTranslate(aBounds.width, aBounds.height); transform.PreRotate(floatPi); break; case ROTATION_270: transform.PreTranslate(aBounds.width, 0); transform.PreRotate(floatPi / 2); break; default: MOZ_CRASH("Unknown rotation"); } return transform; } nsIntRect RotateRect(nsIntRect aRect, const nsIntRect& aBounds, ScreenRotation aRotation) { switch (aRotation) { case ROTATION_0: return aRect; case ROTATION_90: return nsIntRect(aRect.y, aBounds.width - aRect.x - aRect.width, aRect.height, aRect.width); case ROTATION_180: return nsIntRect(aBounds.width - aRect.x - aRect.width, aBounds.height - aRect.y - aRect.height, aRect.width, aRect.height); case ROTATION_270: return nsIntRect(aBounds.height - aRect.y - aRect.height, aRect.x, aRect.height, aRect.width); default: MOZ_CRASH("Unknown rotation"); } } namespace widget { uint32_t WidgetUtils::IsTouchDeviceSupportPresent() { #ifdef XP_WIN return WinUtils::IsTouchDeviceSupportPresent(); #elif MOZ_WIDGET_GTK == 3 return WidgetUtilsGTK::IsTouchDeviceSupportPresent(); #else return 0; #endif } // static void WidgetUtils::SendBidiKeyboardInfoToContent() { nsCOMPtr<nsIBidiKeyboard> bidiKeyboard = nsContentUtils::GetBidiKeyboard(); if (!bidiKeyboard) { return; } bool rtl; if (NS_FAILED(bidiKeyboard->IsLangRTL(&rtl))) { return; } bool bidiKeyboards = false; bidiKeyboard->GetHaveBidiKeyboards(&bidiKeyboards); nsTArray<dom::ContentParent*> children; dom::ContentParent::GetAll(children); for (uint32_t i = 0; i < children.Length(); i++) { Unused << children[i]->SendBidiKeyboardNotify(rtl, bidiKeyboards); } } } // namespace widget } // namespace mozilla