/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



#ifndef SDEXT_PRESENTER_PRESENTER_BUTTON_HXX
#define SDEXT_PRESENTER_PRESENTER_BUTTON_HXX

#include "PresenterBitmapContainer.hxx"
#include "PresenterTheme.hxx"
#include <com/sun/star/awt/Rectangle.hpp>
#include <com/sun/star/awt/XWindow.hpp>
#include <com/sun/star/awt/XWindowListener.hpp>
#include <com/sun/star/awt/XPaintListener.hpp>
#include <com/sun/star/awt/XMouseListener.hpp>
#include <com/sun/star/awt/XMouseMotionListener.hpp>
#include <com/sun/star/rendering/XCanvas.hpp>
#include <com/sun/star/rendering/XBitmap.hpp>
#include <cppuhelper/basemutex.hxx>
#include <cppuhelper/compbase4.hxx>
#include <boost/noncopyable.hpp>
#include <rtl/ref.hxx>

namespace css = ::com::sun::star;

namespace sdext { namespace presenter {

class PresenterController;

namespace {
    typedef ::cppu::WeakComponentImplHelper4 <
        css::awt::XWindowListener,
        css::awt::XPaintListener,
        css::awt::XMouseListener,
        css::awt::XMouseMotionListener
    > PresenterButtonInterfaceBase;
}

/** Button for the presenter screen.  It displays a text surrounded by a
    frame.
*/
class PresenterButton
    : private ::boost::noncopyable,
      private ::cppu::BaseMutex,
      public PresenterButtonInterfaceBase
{
public:
    static ::rtl::Reference<PresenterButton> Create (
        const css::uno::Reference<css::uno::XComponentContext>& rxComponentContext,
        const ::rtl::Reference<PresenterController>& rpPresenterController,
        const ::boost::shared_ptr<PresenterTheme>& rpTheme,
        const css::uno::Reference<css::awt::XWindow>& rxParentWindow,
        const css::uno::Reference<css::rendering::XCanvas>& rxParentCanvas,
        const ::rtl::OUString& rsConfigurationName);
    ~PresenterButton (void);

    virtual void SAL_CALL disposing (void);

    void SetCenter (const css::geometry::RealPoint2D& rLocation);
    void SetCanvas (
        const css::uno::Reference<css::rendering::XCanvas>& rxParentCanvas,
        const css::uno::Reference<css::awt::XWindow>& rxParentWindow);
    css::geometry::IntegerSize2D GetSize (void);

    // XWindowListener
    
    virtual void SAL_CALL windowResized (const css::awt::WindowEvent& rEvent)
        throw (css::uno::RuntimeException);
    
    virtual void SAL_CALL windowMoved (const css::awt::WindowEvent& rEvent)
        throw (css::uno::RuntimeException);

    virtual void SAL_CALL windowShown (const css::lang::EventObject& rEvent)
        throw (css::uno::RuntimeException);

    virtual void SAL_CALL windowHidden (const css::lang::EventObject& rEvent)
        throw (css::uno::RuntimeException);


    // XPaintListener

    virtual void SAL_CALL windowPaint (const css::awt::PaintEvent& rEvent)
        throw (css::uno::RuntimeException);

    
    // XMouseListener

    virtual void SAL_CALL mousePressed (const css::awt::MouseEvent& rEvent)
        throw(css::uno::RuntimeException);

    virtual void SAL_CALL mouseReleased (const css::awt::MouseEvent& rEvent)
        throw(css::uno::RuntimeException);

    virtual void SAL_CALL mouseEntered (const css::awt::MouseEvent& rEvent)
        throw(css::uno::RuntimeException);

    virtual void SAL_CALL mouseExited (const css::awt::MouseEvent& rEvent)
        throw(css::uno::RuntimeException);


    // XMouseMotionListener
    
    virtual void SAL_CALL mouseMoved (const css::awt::MouseEvent& rEvent)
        throw (css::uno::RuntimeException);
    
    virtual void SAL_CALL mouseDragged (const css::awt::MouseEvent& rEvent)
        throw (css::uno::RuntimeException);


    // lang::XEventListener
    virtual void SAL_CALL disposing (const css::lang::EventObject& rEvent)
        throw (css::uno::RuntimeException);

private:
    ::rtl::Reference<PresenterController> mpPresenterController;
    ::boost::shared_ptr<PresenterTheme> mpTheme;
    css::uno::Reference<css::awt::XWindow> mxWindow;
    css::uno::Reference<css::rendering::XCanvas> mxCanvas;
    css::uno::Reference<css::drawing::XPresenterHelper> mxPresenterHelper;
    const ::rtl::OUString msText;
    const PresenterTheme::SharedFontDescriptor mpFont;
    const PresenterTheme::SharedFontDescriptor mpMouseOverFont;
    const ::rtl::OUString msAction;
    css::geometry::RealPoint2D maCenter;
    css::geometry::IntegerSize2D maButtonSize;
    PresenterBitmapDescriptor::Mode meState;
    css::uno::Reference<css::rendering::XBitmap> mxNormalBitmap;
    css::uno::Reference<css::rendering::XBitmap> mxMouseOverBitmap;

    PresenterButton (
        const css::uno::Reference<css::uno::XComponentContext>& rxComponentContext,
        const ::rtl::Reference<PresenterController>& rpPresenterController,
        const ::boost::shared_ptr<PresenterTheme>& rpTheme,
        const css::uno::Reference<css::awt::XWindow>& rxParentWindow,
        const PresenterTheme::SharedFontDescriptor& rFont,
        const PresenterTheme::SharedFontDescriptor& rMouseOverFont,
        const ::rtl::OUString& rxText,
        const ::rtl::OUString& rxAction);
    void RenderButton (
        const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
        const css::geometry::IntegerSize2D& rSize,
        const PresenterTheme::SharedFontDescriptor& rFont,
        const PresenterBitmapDescriptor::Mode eMode,
        const SharedBitmapDescriptor& rpLeft,
        const SharedBitmapDescriptor& rpCenter,
        const SharedBitmapDescriptor& rpRight);
    css::geometry::IntegerSize2D CalculateButtonSize (void);
    void Invalidate (void);
    css::uno::Reference<css::rendering::XBitmap> GetBitmap (
        const SharedBitmapDescriptor& mpIcon,
        const PresenterBitmapDescriptor::Mode eMode);
    void SetupButtonBitmaps (void);
    static css::uno::Reference<css::beans::XPropertySet> GetConfigurationProperties (
        const css::uno::Reference<css::uno::XComponentContext>& rxComponentContext,
        const ::rtl::OUString& rsConfgurationName);
    
    void ThrowIfDisposed (void) const
        throw (::com::sun::star::lang::DisposedException);
};

} }

#endif