forked from openkylin/kolourpaint
100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
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// LOREFACTOR: The files in this folder duplicate too much code.
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// Use mixin multiple inheritance to get around this.
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//
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// LOREFACTOR: Move as much kpMainWindow code as possible into these classes
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// to reduce the size of kpMainWindow. But do not split concerns /
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// "aspects" in kpMainWindow, with half the code there and half here,
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// as that would be confusing.
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/*
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Copyright (c) 2003-2007 Clarence Dang <dang@kde.org>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef kpEnvironmentBase_H
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#define kpEnvironmentBase_H
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#include <QObject>
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class kpAbstractImageSelection;
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class kpAbstractSelection;
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class kpColor;
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class kpCommandEnvironment;
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class kpDocument;
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class kpMainWindow;
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class kpTextSelection;
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class kpViewManager;
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// Abstract facade bridging kpMainWindow and other suppliers (e.g. kpTool,
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// kpToolToolBar, kpColorToolBar) to clients.
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//
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// This decouples as many classes as possible from clients, for maintainability.
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// If adding new methods to this class, it is preferable to expose additional
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// functionality, rather than expose additional classes.
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//
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// This class also avoids cramming excessive functionality into kpMainWindow.
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//
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// If this interface gets too bloated, push down the specialized methods into
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// a new class.
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class kpEnvironmentBase : public QObject
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{
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Q_OBJECT
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// (must derive from)
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protected:
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// Note: Our interface must never publicly leak <mainWindow> or any other
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// classes we are trying to hide as that would defeat the point of
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// the facade.
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kpEnvironmentBase (kpMainWindow *mainWindow);
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~kpEnvironmentBase () override;
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public:
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kpDocument *document () const;
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kpAbstractSelection *selection () const;
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kpAbstractImageSelection *imageSelection () const;
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kpTextSelection *textSelection () const;
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kpViewManager *viewManager () const;
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kpCommandEnvironment *commandEnvironment () const;
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kpColor backgroundColor (bool ofSelection = false) const;
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protected:
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kpMainWindow *mainWindow () const;
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private:
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struct kpEnvironmentBasePrivate * const d;
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};
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#endif // kpEnvironmentBase_H
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