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/* -*- 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