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46 lines
1.6 KiB
C++
46 lines
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsScreenWin_h___
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#define nsScreenWin_h___
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#include <windows.h>
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#include "nsBaseScreen.h"
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//------------------------------------------------------------------------
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class nsScreenWin final : public nsBaseScreen
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{
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public:
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nsScreenWin ( HMONITOR inScreen );
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~nsScreenWin();
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NS_IMETHOD GetId(uint32_t* aId);
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// These methods return the size in device (physical) pixels
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NS_IMETHOD GetRect(int32_t* aLeft, int32_t* aTop, int32_t* aWidth, int32_t* aHeight);
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NS_IMETHOD GetAvailRect(int32_t* aLeft, int32_t* aTop, int32_t* aWidth, int32_t* aHeight);
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// And these methods get the screen size in 'desktop pixels' (AKA 'logical pixels')
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// that are dependent on the logical DPI setting in windows
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NS_IMETHOD GetRectDisplayPix(int32_t *outLeft, int32_t *outTop,
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int32_t *outWidth, int32_t *outHeight);
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NS_IMETHOD GetAvailRectDisplayPix(int32_t *outLeft, int32_t *outTop,
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int32_t *outWidth, int32_t *outHeight);
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NS_IMETHOD GetPixelDepth(int32_t* aPixelDepth);
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NS_IMETHOD GetColorDepth(int32_t* aColorDepth);
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NS_IMETHOD GetContentsScaleFactor(double* aContentsScaleFactor) override;
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NS_IMETHOD GetDefaultCSSScaleFactor(double* aScaleFactor) override;
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private:
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HMONITOR mScreen;
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uint32_t mId;
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};
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#endif // nsScreenWin_h___
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