diff options
Diffstat (limited to '')
-rw-r--r-- | widget/Screen.cpp | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/widget/Screen.cpp b/widget/Screen.cpp new file mode 100644 index 0000000000..4fb196fe87 --- /dev/null +++ b/widget/Screen.cpp @@ -0,0 +1,123 @@ +/* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 2; -*- */ +/* vim: set sw=2 ts=8 et tw=80 : */ +/* 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 "Screen.h" + +#include "mozilla/dom/DOMTypes.h" +#include "mozilla/StaticPrefs_layout.h" + +namespace mozilla { +namespace widget { + +NS_IMPL_ISUPPORTS(Screen, nsIScreen) + +Screen::Screen(LayoutDeviceIntRect aRect, LayoutDeviceIntRect aAvailRect, + uint32_t aPixelDepth, uint32_t aColorDepth, + DesktopToLayoutDeviceScale aContentsScale, + CSSToLayoutDeviceScale aDefaultCssScale, float aDPI) + : mRect(aRect), + mAvailRect(aAvailRect), + mRectDisplayPix(RoundedToInt(aRect / aContentsScale)), + mAvailRectDisplayPix(RoundedToInt(aAvailRect / aContentsScale)), + mPixelDepth(aPixelDepth), + mColorDepth(aColorDepth), + mContentsScale(aContentsScale), + mDefaultCssScale(aDefaultCssScale), + mDPI(aDPI) {} + +Screen::Screen(const mozilla::dom::ScreenDetails& aScreen) + : mRect(aScreen.rect()), + mAvailRect(aScreen.availRect()), + mRectDisplayPix(aScreen.rectDisplayPix()), + mAvailRectDisplayPix(aScreen.availRectDisplayPix()), + mPixelDepth(aScreen.pixelDepth()), + mColorDepth(aScreen.colorDepth()), + mContentsScale(aScreen.contentsScaleFactor()), + mDefaultCssScale(aScreen.defaultCSSScaleFactor()), + mDPI(aScreen.dpi()) {} + +Screen::Screen(const Screen& aOther) + : mRect(aOther.mRect), + mAvailRect(aOther.mAvailRect), + mRectDisplayPix(aOther.mRectDisplayPix), + mAvailRectDisplayPix(aOther.mAvailRectDisplayPix), + mPixelDepth(aOther.mPixelDepth), + mColorDepth(aOther.mColorDepth), + mContentsScale(aOther.mContentsScale), + mDefaultCssScale(aOther.mDefaultCssScale), + mDPI(aOther.mDPI) {} + +mozilla::dom::ScreenDetails Screen::ToScreenDetails() { + return mozilla::dom::ScreenDetails( + mRect, mRectDisplayPix, mAvailRect, mAvailRectDisplayPix, mPixelDepth, + mColorDepth, mContentsScale, mDefaultCssScale, mDPI); +} + +NS_IMETHODIMP +Screen::GetRect(int32_t* aOutLeft, int32_t* aOutTop, int32_t* aOutWidth, + int32_t* aOutHeight) { + mRect.GetRect(aOutLeft, aOutTop, aOutWidth, aOutHeight); + return NS_OK; +} + +NS_IMETHODIMP +Screen::GetRectDisplayPix(int32_t* aOutLeft, int32_t* aOutTop, + int32_t* aOutWidth, int32_t* aOutHeight) { + mRectDisplayPix.GetRect(aOutLeft, aOutTop, aOutWidth, aOutHeight); + return NS_OK; +} + +NS_IMETHODIMP +Screen::GetAvailRect(int32_t* aOutLeft, int32_t* aOutTop, int32_t* aOutWidth, + int32_t* aOutHeight) { + mAvailRect.GetRect(aOutLeft, aOutTop, aOutWidth, aOutHeight); + return NS_OK; +} + +NS_IMETHODIMP +Screen::GetAvailRectDisplayPix(int32_t* aOutLeft, int32_t* aOutTop, + int32_t* aOutWidth, int32_t* aOutHeight) { + mAvailRectDisplayPix.GetRect(aOutLeft, aOutTop, aOutWidth, aOutHeight); + return NS_OK; +} + +NS_IMETHODIMP +Screen::GetPixelDepth(int32_t* aPixelDepth) { + *aPixelDepth = mPixelDepth; + return NS_OK; +} + +NS_IMETHODIMP +Screen::GetColorDepth(int32_t* aColorDepth) { + *aColorDepth = mColorDepth; + return NS_OK; +} + +NS_IMETHODIMP +Screen::GetContentsScaleFactor(double* aOutScale) { + *aOutScale = mContentsScale.scale; + return NS_OK; +} + +NS_IMETHODIMP +Screen::GetDefaultCSSScaleFactor(double* aOutScale) { + double scale = StaticPrefs::layout_css_devPixelsPerPx(); + if (scale > 0.0) { + *aOutScale = scale; + } else { + *aOutScale = mDefaultCssScale.scale; + } + return NS_OK; +} + +NS_IMETHODIMP +Screen::GetDpi(float* aDPI) { + *aDPI = mDPI; + return NS_OK; +} + +} // namespace widget +} // namespace mozilla |