Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 213 insertions, 0 deletions

diff --git a/sd/source/ui/inc/Window.hxx b/sd/source/ui/inc/Window.hxx
new file mode 100644
index 000000000..f1beddbc6
--- /dev/null
+++ b/sd/source/ui/inc/Window.hxx
@@ -0,0 +1,213 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <tools/gen.hxx>
+#include <tools/long.hxx>
+#include <vcl/window.hxx>
+#include <vcl/transfer.hxx>
+
+class OutlinerView;
+
+namespace sd
+{
+class ViewShell;
+
+/** An SdWindow contains the actual working area of ViewShell.
+
+    <p>The zoom factor used by this class controls how much the page and the
+    shapes on it are scaled down (<100%) or up (>100%) when displayed on the
+    output device represented by the <type>OutputDevice</type>base class.  A
+    zoom factor of 100% would result (with a correctly set DPI value for an
+    output device) in a one to one mapping of the internal coordinates that
+    are stored in 100th of mm.  The zoom factor is stored in the map mode
+    member of the <type>OutputDevice</type> base class.  It is calculated to
+    be an integer percent value.
+*/
+class Window : public vcl::Window, public ::DropTargetHelper
+{
+public:
+    Window(vcl::Window* pParent);
+    virtual ~Window() override;
+    virtual void dispose() override;
+
+    void SetViewShell(ViewShell* pViewSh);
+    ViewShell* GetViewShell();
+
+    /** Set the zoom factor to the specified value and center the display
+        area around the zoom center.
+        @param nZoom
+            The zoom factor is given as integral percent value.
+    */
+    void SetZoomIntegral(::tools::Long nZoom);
+
+    /** This internally used method performs the actual adaptation of the
+        window's map mode to the specified zoom factor.
+        @param nZoom
+            The zoom factor is given as integral percent value.
+        @return
+            When the given zoom factor lies outside the valid range enclosed
+            by the minimal zoom factor previously calculated by
+            <member>CalcMinZoom</member> and a constant upper value it is
+            forced into that interval.  Therefore the returned value is a
+            valid zoom factor.
+    */
+    ::tools::Long SetZoomFactor(::tools::Long nZoom);
+
+    /** This method is called when the whole page shall be displayed in the
+        window.  Position and zoom factor are set so that the given
+        rectangle is displayed as large as possible in the window while at
+        the same time maintaining the rectangle's aspect ratio and adding a
+        small space at all its four sides (about 3% of width and height).
+        The map mode is adapted accordingly.
+        @param rZoomRect
+            The rectangle is expected to be given relative to the upper left
+            corner of the window in logical coordinates (100th of mm).
+        @return
+            The new zoom factor is returned as integral percent value.
+    */
+    ::tools::Long SetZoomRect(const ::tools::Rectangle& rZoomRect);
+
+    ::tools::Long GetZoomForRect(const ::tools::Rectangle& rZoomRect);
+
+    void SetMinZoomAutoCalc(bool bAuto);
+
+    /** Calculate the minimal zoom factor as the value at which the
+        application area would completely fill the window.  All values set
+        manually or programmatically are set to this value if they are
+        smaller.  If the currently used zoom factor is smaller than the minimal zoom
+        factor than set the minimal zoom factor as the new current zoom
+        factor.
+
+        <p>This calculation is performed only when the
+        <member>bMinZoomAutoCalc</member> is set (to <TRUE/>).</p>
+    */
+    void CalcMinZoom();
+    void SetMinZoom(::tools::Long nMin);
+    ::tools::Long GetMinZoom() const { return mnMinZoom; }
+    void SetMaxZoom(::tools::Long nMax);
+    ::tools::Long GetMaxZoom() const { return mnMaxZoom; }
+
+    ::tools::Long GetZoom() const;
+
+    const Point& GetWinViewPos() const { return maWinPos; }
+    const Point& GetViewOrigin() const { return maViewOrigin; }
+    const Size& GetViewSize() const { return maViewSize; }
+    void SetWinViewPos(const Point& rPnt);
+    void SetViewOrigin(const Point& rPnt);
+    void SetViewSize(const Size& rSize);
+    void SetCenterAllowed(bool bIsAllowed);
+
+    /** Calculate origin of the map mode according to the size of the view
+        and window (its size in model coordinates; that takes the zoom
+        factor into account), and the bCenterAllowed flag.  When it is not
+        set then nothing is changed.  When in any direction the window is
+        larger than the view or the value of aWinPos in this direction is -1
+        then the window is centered in this direction.
+        */
+    void UpdateMapOrigin(bool bInvalidate = true);
+
+    void UpdateMapMode();
+
+    double GetVisibleX() const; // interface for ScrollBars
+    double GetVisibleY() const;
+    void SetVisibleXY(double fX, double fY);
+    double GetVisibleWidth() const;
+    double GetVisibleHeight() const;
+    Point GetVisibleCenter();
+    double GetScrlLineWidth() const;
+    double GetScrlLineHeight() const;
+    double GetScrlPageWidth() const;
+    double GetScrlPageHeight() const;
+    void GrabFocus();
+    virtual void DataChanged(const DataChangedEvent& rDCEvt) override;
+
+    // DropTargetHelper
+    virtual sal_Int8 AcceptDrop(const AcceptDropEvent& rEvt) override;
+    virtual sal_Int8 ExecuteDrop(const ExecuteDropEvent& rEvt) override;
+
+    /** The DropScroll() method is used by AcceptDrop() to scroll the
+        content of the window while dragging and dropping.  With this method
+        you can control whether DropScroll() shall be used.
+    */
+    void SetUseDropScroll(bool bUseDropScroll);
+    void DropScroll(const Point& rMousePos);
+    virtual void KeyInput(const KeyEvent& rKEvt) override;
+
+private:
+    OutlinerView* GetOutlinerView() const;
+
+protected:
+    Point maWinPos;
+    Point maViewOrigin;
+    Size maViewSize;
+    Size maPrevSize; // contains previous window size in logical coords
+    sal_uInt16 mnMinZoom;
+    sal_uInt16 mnMaxZoom;
+
+    /** This flag tells whether to re-calculate the minimal zoom factor
+        depending on the current zoom factor.  Its default value is now false.
+    */
+    bool mbMinZoomAutoCalc;
+    bool mbCenterAllowed;
+    ::tools::Long mnTicks;
+
+    ViewShell* mpViewShell;
+    bool mbUseDropScroll;
+
+    virtual void Resize() override;
+    virtual void PrePaint(vcl::RenderContext& rRenderContext) override;
+    virtual void Paint(vcl::RenderContext& rRenderContext,
+                       const ::tools::Rectangle& rRect) override;
+    virtual void MouseMove(const MouseEvent& rMEvt) override;
+    virtual void MouseButtonUp(const MouseEvent& rMEvt) override;
+    virtual void MouseButtonDown(const MouseEvent& rMEvt) override;
+    virtual void Command(const CommandEvent& rCEvt) override;
+    virtual void RequestHelp(const HelpEvent& rEvt) override;
+    virtual void LoseFocus() override;
+    virtual bool EventNotify(NotifyEvent& rNEvt) override;
+
+    /** Create an accessibility object that makes this window accessible.
+
+        @return
+            The returned reference is empty if an accessible object could
+            not be created.
+    */
+    virtual css::uno::Reference<css::accessibility::XAccessible> CreateAccessible() override;
+
+    OUString GetSurroundingText() const override;
+    Selection GetSurroundingTextSelection() const override;
+    bool DeleteSurroundingText(const Selection& rSelection) override;
+
+    /// @see Window::LogicInvalidate().
+    void LogicInvalidate(const ::tools::Rectangle* pRectangle) override;
+    /// Same as MouseButtonDown(), but coordinates are in logic unit.
+    virtual void LogicMouseButtonDown(const MouseEvent& rMouseEvent) override;
+    /// Same as MouseButtonUp(), but coordinates are in logic unit.
+    virtual void LogicMouseButtonUp(const MouseEvent& rMouseEvent) override;
+    /// Same as MouseMove(), but coordinates are in logic unit.
+    virtual void LogicMouseMove(const MouseEvent& rMouseEvent) override;
+
+    FactoryFunction GetUITestFactory() const override;
+};
+
+} // end of namespace sd
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */