/****************************************************************************
 Copyright (c) 2021-2023 Xiamen Yaji Software Co., Ltd.

 http://www.cocos.com

 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights to
 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 of the Software, and to permit persons to whom the Software is furnished to do so,
 subject to the following conditions:

 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 THE SOFTWARE.
****************************************************************************/

#include "platform/linux/modules/Screen.h"
#include "base/Macros.h"
#include "cocos/bindings/jswrapper/SeApi.h"
// clang-format off
// Some macros in xlib.h conflict with v8 headers.
#include <X11/Xlib.h>
// clang-format on

namespace cc {

int Screen::getDPI() const {
    static int dpi = -1;
    if (dpi == -1) {
        Display *dpy;
        char *displayname = NULL;
        int scr = 0; /* Screen number */
        dpy = XOpenDisplay(displayname);
        /*
         * there are 2.54 centimeters to an inch; so there are 25.4 millimeters.
         *
         *     dpi = N pixels / (M millimeters / (25.4 millimeters / 1 inch))
         *         = N pixels / (M inch / 25.4)
         *         = N * 25.4 pixels / M inch
         */
        double xres = ((((double)DisplayWidth(dpy, scr)) * 25.4) /
                       ((double)DisplayWidthMM(dpy, scr)));
        dpi = (int)(xres + 0.5);
        //printf("dpi = %d\n", dpi);
        XCloseDisplay(dpy);
    }
    return dpi;
}

float Screen::getDevicePixelRatio() const {
    return 1;
}

void Screen::setKeepScreenOn(bool value) {
    CC_UNUSED_PARAM(value);
}

Screen::Orientation Screen::getDeviceOrientation() const {
    return Orientation::PORTRAIT;
}

Vec4 Screen::getSafeAreaEdge() const {
    return cc::Vec4();
}

bool Screen::isDisplayStats() {
    se::AutoHandleScope hs;
    se::Value ret;
    char commandBuf[100] = "cc.profiler.isShowingStats();";
    se::ScriptEngine::getInstance()->evalString(commandBuf, 100, &ret);
    return ret.toBoolean();
}

void Screen::setDisplayStats(bool isShow) {
    se::AutoHandleScope hs;
    char commandBuf[100] = {0};
    sprintf(commandBuf, isShow ? "cc.profiler.showStats();" : "cc.profiler.hideStats();");
    se::ScriptEngine::getInstance()->evalString(commandBuf);
}

} // namespace cc
