5d8e9a8415
This reverts commit 4c16c8afb37f0b4cbcfb37d47baf6fc29e42c7b7. The revert is needed for the opensource releases which cannot contain commercial license headers. Change-Id: I0caa255093ecf406978de958cd3810bc9f80121e Reviewed-by: Jani Heikkinen <jani.heikkinen@qt.io>
31 lines
1.1 KiB
C++
31 lines
1.1 KiB
C++
// Copyright (C) 2019 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
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#include "qwasmoffscreensurface.h"
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QT_BEGIN_NAMESPACE
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QWasmOffscreenSurface::QWasmOffscreenSurface(QOffscreenSurface *offscreenSurface)
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: QPlatformOffscreenSurface(offscreenSurface), m_offscreenCanvas(emscripten::val::undefined())
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{
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const auto offscreenCanvasClass = emscripten::val::global("OffscreenCanvas");
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// The OffscreenCanvas is not supported on some browsers, most notably on Safari.
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if (!offscreenCanvasClass)
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return;
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m_offscreenCanvas = offscreenCanvasClass.new_(offscreenSurface->size().width(),
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offscreenSurface->size().height());
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m_specialTargetId = std::string("!qtoffscreen_") + std::to_string(uintptr_t(this));
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emscripten::val::module_property("specialHTMLTargets")
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.set(m_specialTargetId, m_offscreenCanvas);
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}
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QWasmOffscreenSurface::~QWasmOffscreenSurface()
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{
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emscripten::val::module_property("specialHTMLTargets").delete_(m_specialTargetId);
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}
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QT_END_NAMESPACE
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