Add dev-qt from an older version of the gentoo repo

Qt5 has been removed, we restore it since we still use it.

dev-qt/qtcharts/Manifest

@@ -0,0 +1,2 @@
+DIST qtcharts-everywhere-src-6.10.3.tar.xz 4651520 BLAKE2B ec10f7ac13b9466e43b877201eaf33bc9041282f6846889c581fc05933997d0a631519a1d36e2d7a676bcf89a048e9bf4cc51227f293addd97da38d84a5d435e SHA512 3a98336e854d5efc8d1b24effd2dc5a4dbab38ece2792dcd2e5fa2cfa7f01a4e5919226e7d70a4015af5d89234c1a1db3990f7b0965c89dba84c60e4d7156469
+DIST qtcharts-everywhere-src-6.11.1.tar.xz 4651704 BLAKE2B d96016fb216e742616dfed1d42e3c8c6ae1d225676fb2c0e669926085fa3a24ecbe67ed8a67f7716cde7de5d6365db98d2b4cc38f05a4c5c3cff22db632888e6 SHA512 e5fcd9a2362077e1ce3f960f33f2bc55ebca6efb1901b3e9495b2d8a3e09ee67f74c179738446b942c39b020ff454ddb1a556c27f19bc1aa2e6134ec3d0276be

dev-qt/qtcharts/metadata.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="project">
+		<email>qt@gentoo.org</email>
+		<name>Gentoo Qt Project</name>
+	</maintainer>
+	<use>
+		<flag name="qml">Build QML/QtQuick bindings and imports</flag>
+	</use>
+	<upstream>
+		<bugs-to>https://qt-project.atlassian.net/</bugs-to>
+		<doc>https://doc.qt.io/</doc>
+		<remote-id type="github">qt/qtcharts</remote-id>
+	</upstream>
+	<slots>
+		<subslots>
+			Must only be used by packages that are known to use private parts of the Qt API.
+		</subslots>
+	</slots>
+</pkgmetadata>

dev-qt/qtcharts/qtcharts-6.10.3.ebuild

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+# Copyright 2021-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit qt6-build
+
+DESCRIPTION="Chart component library for the Qt6 framework"
+
+if [[ ${QT6_BUILD_TYPE} == release ]]; then
+	KEYWORDS="amd64 arm arm64 ~loong ppc ppc64 ~riscv x86"
+fi
+
+IUSE="gles2-only qml"
+
+RDEPEND="
+	~dev-qt/qtbase-${PV}:6[gles2-only=,gui,opengl,widgets]
+	qml? ( ~dev-qt/qtdeclarative-${PV}:6[opengl] )
+"
+DEPEND="${RDEPEND}"
+
+src_configure() {
+	local mycmakeargs=(
+		$(cmake_use_find_package qml Qt6Qml)
+	)
+
+	qt6-build_src_configure
+}

dev-qt/qtcharts/qtcharts-6.11.1.ebuild

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+# Copyright 2021-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit qt6-build
+
+DESCRIPTION="Chart component library for the Qt6 framework"
+
+if [[ ${QT6_BUILD_TYPE} == release ]]; then
+	KEYWORDS="amd64 arm arm64 ~loong ppc ppc64 ~riscv x86"
+fi
+
+IUSE="gles2-only qml"
+
+RDEPEND="
+	~dev-qt/qtbase-${PV}:6[gles2-only=,gui,opengl,widgets]
+	qml? ( ~dev-qt/qtdeclarative-${PV}:6[opengl] )
+"
+DEPEND="${RDEPEND}"
+
+src_configure() {
+	local mycmakeargs=(
+		$(cmake_use_find_package qml Qt6Qml)
+	)
+
+	qt6-build_src_configure
+}

dev-qt/qtcharts/qtcharts-6.11.9999.ebuild

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+# Copyright 2021-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit qt6-build
+
+DESCRIPTION="Chart component library for the Qt6 framework"
+
+if [[ ${QT6_BUILD_TYPE} == release ]]; then
+	KEYWORDS="~amd64 ~arm ~arm64 ~loong ~ppc ~ppc64 ~riscv ~x86"
+fi
+
+IUSE="gles2-only qml"
+
+RDEPEND="
+	~dev-qt/qtbase-${PV}:6[gles2-only=,gui,opengl,widgets]
+	qml? ( ~dev-qt/qtdeclarative-${PV}:6[opengl] )
+"
+DEPEND="${RDEPEND}"
+
+src_configure() {
+	local mycmakeargs=(
+		$(cmake_use_find_package qml Qt6Qml)
+	)
+
+	qt6-build_src_configure
+}

dev-qt/qtcharts/qtcharts-6.12.9999.ebuild

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+# Copyright 2021-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit qt6-build
+
+DESCRIPTION="Chart component library for the Qt6 framework"
+
+if [[ ${QT6_BUILD_TYPE} == release ]]; then
+	KEYWORDS="~amd64 ~arm ~arm64 ~loong ~ppc ~ppc64 ~riscv ~x86"
+fi
+
+IUSE="gles2-only qml"
+
+RDEPEND="
+	~dev-qt/qtbase-${PV}:6[gles2-only=,gui,opengl,widgets]
+	qml? ( ~dev-qt/qtdeclarative-${PV}:6[opengl] )
+"
+DEPEND="${RDEPEND}"
+
+src_configure() {
+	local mycmakeargs=(
+		$(cmake_use_find_package qml Qt6Qml)
+	)
+
+	qt6-build_src_configure
+}

dev-qt/qtcharts/qtcharts-6.9999.ebuild

@@ -0,0 +1,28 @@
+# Copyright 2021-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit qt6-build
+
+DESCRIPTION="Chart component library for the Qt6 framework"
+
+if [[ ${QT6_BUILD_TYPE} == release ]]; then
+	KEYWORDS="~amd64 ~arm ~arm64 ~loong ~ppc ~ppc64 ~riscv ~x86"
+fi
+
+IUSE="gles2-only qml"
+
+RDEPEND="
+	~dev-qt/qtbase-${PV}:6[gles2-only=,gui,opengl,widgets]
+	qml? ( ~dev-qt/qtdeclarative-${PV}:6[opengl] )
+"
+DEPEND="${RDEPEND}"
+
+src_configure() {
+	local mycmakeargs=(
+		$(cmake_use_find_package qml Qt6Qml)
+	)
+
+	qt6-build_src_configure
+}