assimp/tools/assimp_view/LogDisplay.h

/*
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Open Asset Import Library (assimp)
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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*/
#pragma once

#include <list>

namespace AssimpView
{

    //-------------------------------------------------------------------------------
    /** \brief Class to display log strings in the upper right corner of the view
    */
    //-------------------------------------------------------------------------------
    class CLogDisplay
    {
    private:

        CLogDisplay()  {}

    public:

        // data structure for an entry in the log queue
        struct SEntry
        {
            SEntry()
                :
                clrColor( D3DCOLOR_ARGB( 0xFF, 0xFF, 0xFF, 0x00 ) ), dwStartTicks( 0 )
            {}

            std::string szText;
            D3DCOLOR clrColor;
            DWORD dwStartTicks;
        };

        // Singleton accessors
        static CLogDisplay s_cInstance;
        inline static CLogDisplay& Instance()
        {
            return s_cInstance;
        }

        // Add an entry to the log queue
        void AddEntry( const std::string& szText,
            const D3DCOLOR clrColor = D3DCOLOR_ARGB( 0xFF, 0xFF, 0xFF, 0x00 ) );

        // Release any native resources associated with the instance
        void ReleaseNativeResource();

        // Recreate any native resources associated with the instance
        void RecreateNativeResource();

        // Called during the render loop
        void OnRender();

    private:

        std::list<SEntry> asEntries;
        ID3DXFont* piFont;
    };

}