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https://github.com/cocos/cocos-engine.git
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91 lines
3.2 KiB
C++
91 lines
3.2 KiB
C++
/****************************************************************************
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Copyright (c) 2021-2022 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated engine source code (the "Software"), a limited,
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worldwide, royalty-free, non-assignable, revocable and non-exclusive license
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to use Cocos Creator solely to develop games on your target platforms. You shall
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not use Cocos Creator software for developing other software or tools that's
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used for developing games. You are not granted to publish, distribute,
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sublicense, and/or sell copies of Cocos Creator.
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The software or tools in this License Agreement are licensed, not sold.
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Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "platform/linux/modules/Screen.h"
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#include "base/Macros.h"
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#include "cocos/bindings/jswrapper/SeApi.h"
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// clang-format off
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// Some macros in xlib.h conflict with v8 headers.
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#include <X11/Xlib.h>
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// clang-format on
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namespace cc {
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int Screen::getDPI() const {
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static int dpi = -1;
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if (dpi == -1) {
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Display *dpy;
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char * displayname = NULL;
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int scr = 0; /* Screen number */
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dpy = XOpenDisplay(displayname);
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/*
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* there are 2.54 centimeters to an inch; so there are 25.4 millimeters.
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*
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* dpi = N pixels / (M millimeters / (25.4 millimeters / 1 inch))
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* = N pixels / (M inch / 25.4)
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* = N * 25.4 pixels / M inch
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*/
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double xres = ((((double)DisplayWidth(dpy, scr)) * 25.4) /
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((double)DisplayWidthMM(dpy, scr)));
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dpi = (int)(xres + 0.5);
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//printf("dpi = %d\n", dpi);
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XCloseDisplay(dpy);
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}
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return dpi;
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}
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float Screen::getDevicePixelRatio() const {
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return 1;
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}
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void Screen::setKeepScreenOn(bool value) {
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CC_UNUSED_PARAM(value);
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}
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Screen::Orientation Screen::getDeviceOrientation() const {
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return Orientation::PORTRAIT;
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}
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Vec4 Screen::getSafeAreaEdge() const {
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return cc::Vec4();
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}
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bool Screen::isDisplayStats() {
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se::AutoHandleScope hs;
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se::Value ret;
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char commandBuf[100] = "cc.profiler.isShowingStats();";
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se::ScriptEngine::getInstance()->evalString(commandBuf, 100, &ret);
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return ret.toBoolean();
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}
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void Screen::setDisplayStats(bool isShow) {
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se::AutoHandleScope hs;
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char commandBuf[100] = {0};
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sprintf(commandBuf, isShow ? "cc.profiler.showStats();" : "cc.profiler.hideStats();");
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se::ScriptEngine::getInstance()->evalString(commandBuf);
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}
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} // namespace cc
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