/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
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** $QT_BEGIN_LICENSE:LGPL3$
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** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
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** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
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****************************************************************************/

#include "qquickmaterialtheme_p.h"
#include "qquickmaterialstyle_p.h"

#include <QtGui/qpa/qplatformdialoghelper.h>
#include <QtGui/qfont.h>
#include <QtGui/qfontinfo.h>

QT_BEGIN_NAMESPACE

QQuickMaterialTheme::QQuickMaterialTheme()
{
}

void QQuickMaterialTheme::resolveFonts(const QFont &defaultFont)
{
    QFont font;
    font.setFamily(QLatin1String("Roboto"));
    QString family = QFontInfo(font).family();

    if (family != QLatin1String("Roboto")) {
        font.setFamily(QLatin1String("Noto"));
        family = QFontInfo(font).family();
    }

    if (family == QLatin1String("Roboto") || family == QLatin1String("Noto")) {
        systemFont.setFamily(family);
        buttonFont.setFamily(family);
        toolTipFont.setFamily(family);
        itemViewFont.setFamily(family);
        listViewFont.setFamily(family);
        menuItemFont.setFamily(family);
        editorFont.setFamily(family);
    }

    const bool dense = QQuickMaterialStyle::variant() == QQuickMaterialStyle::Dense;
    systemFont.setPixelSize(dense ? 13 : 14);
    systemFont = defaultFont.resolve(systemFont);

    // https://material.io/guidelines/components/buttons.html#buttons-style
    buttonFont.setPixelSize(dense ? 13 : 14);
    buttonFont.setCapitalization(QFont::AllUppercase);
    buttonFont.setWeight(QFont::Medium);
    buttonFont = defaultFont.resolve(buttonFont);

    // https://material.io/guidelines/components/tooltips.html
    toolTipFont.setPixelSize(dense ? 10 : 14);
    toolTipFont.setWeight(QFont::Medium);
    toolTipFont = defaultFont.resolve(toolTipFont);

    itemViewFont.setPixelSize(dense ? 13 : 14);
    itemViewFont.setWeight(QFont::Medium);
    itemViewFont = defaultFont.resolve(itemViewFont);

    // https://material.io/guidelines/components/lists.html#lists-specs
    listViewFont.setPixelSize(dense ? 13 : 16);
    listViewFont = defaultFont.resolve(listViewFont);

    menuItemFont.setPixelSize(dense ? 13 : 16);
    menuItemFont = defaultFont.resolve(menuItemFont);

    editorFont.setPixelSize(dense ? 13 : 16);
    editorFont = defaultFont.resolve(editorFont);
}

const QFont *QQuickMaterialTheme::font(Font type) const
{
    switch (type) {
    case TabButtonFont:
    case PushButtonFont:
    case ToolButtonFont:
        return &buttonFont;
    case TipLabelFont:
        return &toolTipFont;
    case ItemViewFont:
        return &itemViewFont;
    case ListViewFont:
        return &listViewFont;
    case MenuBarFont:
    case MenuItemFont:
    case ComboMenuItemFont:
        return &menuItemFont;
    case EditorFont:
        return &editorFont;
    default:
        return &systemFont;
    }
}

QT_END_NAMESPACE