vcl/inc/qt5/QtGraphics_Controls.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #pragma once
  21
  22 #include <vclpluginapi.h>
  23 #include <WidgetDrawInterface.hxx>
  24
  25 #include <memory>
  26
  27 #include <QtGui/QImage>
  28 #include <QtGui/QPainter>
  29 #include <QtGui/QRegion>
  30 #include <QtWidgets/QPushButton>
  31 #include <QtWidgets/QStyle>
  32 #include <QtWidgets/QStyleOption>
  33
  34 class QtGraphicsBase;
  35
  36 class QtGraphics_Controls final : public vcl::WidgetDrawInterface
  37 {
  38     std::unique_ptr<QImage> m_image;
  39     QRect m_lastPopupRect;
  40     QtGraphicsBase const& m_rGraphics;
  41
  42 public:
  43     QtGraphics_Controls(const QtGraphicsBase& rGraphics);
  44
  45     QImage* getImage() { return m_image.get(); }
  46
  47     bool isNativeControlSupported(ControlType nType, ControlPart nPart) override;
  48     bool hitTestNativeControl(ControlType nType, ControlPart nPart,
  49                               const tools::Rectangle& rControlRegion, const Point& aPos,
  50                               bool& rIsInside) override;
  51     bool drawNativeControl(ControlType nType, ControlPart nPart,
  52                            const tools::Rectangle& rControlRegion, ControlState nState,
  53                            const ImplControlValue& aValue, const OUString& aCaption,
  54                            const Color& rBackgroundColor) override;
  55     bool getNativeControlRegion(ControlType nType, ControlPart nPart,
  56                                 const tools::Rectangle& rControlRegion, ControlState nState,
  57                                 const ImplControlValue& aValue, const OUString& aCaption,
  58                                 tools::Rectangle& rNativeBoundingRegion,
  59                                 tools::Rectangle& rNativeContentRegion) override;
  60
  61 private:
  62     static int pixelMetric(QStyle::PixelMetric metric, const QStyleOption* option = nullptr,
  63                            const QWidget* pWidget = nullptr);
  64     static QSize sizeFromContents(QStyle::ContentsType type, const QStyleOption* option,
  65                                   const QSize& contentsSize);
  66     static QRect subControlRect(QStyle::ComplexControl control, const QStyleOptionComplex* option,
  67                                 QStyle::SubControl subControl);
  68     static QRect subElementRect(QStyle::SubElement element, const QStyleOption* option);
  69
  70     void draw(QStyle::ControlElement element, QStyleOption& rOption, QImage* image,
  71               const Color& rBackgroundColor, QStyle::State const state = QStyle::State_None,
  72               QRect rect = QRect());
  73     void draw(QStyle::PrimitiveElement element, QStyleOption& rOption, QImage* image,
  74               const Color& rBackgroundColor, QStyle::State const state = QStyle::State_None,
  75               QRect rect = QRect());
  76     void draw(QStyle::ComplexControl element, QStyleOptionComplex& rOption, QImage* image,
  77               const Color& rBackgroundColor, QStyle::State const state = QStyle::State_None);
  78     void drawFrame(QStyle::PrimitiveElement element, QImage* image, const Color& rBackGroundColor,
  79                    QStyle::State const& state, bool bClip = true,
  80                    QStyle::PixelMetric eLineMetric = QStyle::PM_DefaultFrameWidth);
  81
  82     static void fillQStyleOptionTab(const ImplControlValue& value, QStyleOptionTab& sot);
  83     void fullQStyleOptionTabWidgetFrame(QStyleOptionTabWidgetFrame& option, bool bDownscale);
  84
  85     enum class Round
  86     {
  87         Floor,
  88         Ceil,
  89     };
  90
  91     int downscale(int value, Round eRound);
  92     int upscale(int value, Round eRound);
  93     QRect downscale(const QRect& rect);
  94     QRect upscale(const QRect& rect);
  95     QSize downscale(const QSize& size, Round eRound);
  96     QSize upscale(const QSize& size, Round eRound);
  97     QPoint upscale(const QPoint& point, Round eRound);
  98 };
  99
 100 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */