source: downloads/ogre_src_v1-9-0/OgreMain/include/Overlay/OgreOverlayProfileSessionListener.h @ 148

/*
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*/

#ifndef __OverlayProfileSessionListener_H__
#define __OverlayProfileSessionListener_H__

#include "OgreOverlayPrerequisites.h"
#include "OgreProfiler.h"
#include "OgreOverlay.h"

namespace Ogre  {

        /** \addtogroup Core
        *  @{
        */
        /** \addtogroup Overlays
        *  @{
        */

        /** Concrete impl. of the ProfileSessionListener which visualizes
                the profling results using overlays.
        */
        class _OgreOverlayExport OverlayProfileSessionListener : public ProfileSessionListener
        {
        public:
                OverlayProfileSessionListener();
                virtual ~OverlayProfileSessionListener();

                /// @see ProfileSessionListener::initializeSession
                virtual void initializeSession();

                /// @see ProfileSessionListener::finializeSession
                virtual void finializeSession();

                /// @see ProfileSessionListener::displayResults
                virtual void displayResults(const ProfileInstance& instance, ulong maxTotalFrameTime);

                /// @see ProfileSessionListener::changeEnableState
                virtual void changeEnableState(bool enabled);

                /** Set the size of the profiler overlay, in pixels. */
                void setOverlayDimensions(Real width, Real height);

                /** Set the position of the profiler overlay, in pixels. */
                void setOverlayPosition(Real left, Real top);

                Real getOverlayWidth() const;
                Real getOverlayHeight() const;
                Real getOverlayLeft() const;
                Real getOverlayTop() const;

        private:
                typedef list<OverlayElement*>::type ProfileBarList;

                /** Prints the profiling results of each frame 
                @remarks Recursive, for all the little children. */
                void displayResults(ProfileInstance* instance, ProfileBarList::const_iterator& bIter, Real& maxTimeMillisecs, Real& newGuiHeight, int& profileCount);

                /** An internal function to create the container which will hold our display elements*/
        OverlayContainer* createContainer();

        /** An internal function to create a text area */
        OverlayElement* createTextArea(const String& name, Real width, Real height, Real top, Real left, 
                                    uint fontSize, const String& caption, bool show = true);

        /** An internal function to create a panel */
        OverlayElement* createPanel(const String& name, Real width, Real height, Real top, Real left, 
                                const String& materialName, bool show = true);

        /// Holds the display bars for each profile results
        ProfileBarList mProfileBars;

                /// The overlay which contains our profiler results display
        Overlay* mOverlay;

        /// The window that displays the profiler results
        OverlayContainer* mProfileGui;

        /// The height of each bar
        Real mBarHeight;

        /// The height of the stats window
        Real mGuiHeight;

        /// The width of the stats window
        Real mGuiWidth;

                /// The horz position of the stats window
                Real mGuiLeft;

                /// The vertical position of the stats window
                Real mGuiTop;

                /// The size of the indent for each profile display bar
        Real mBarIndent;

        /// The width of the border between the profile window and each bar
        Real mGuiBorderWidth;

        /// The width of the min, avg, and max lines in a profile display
        Real mBarLineWidth;

                /// The distance between bars
                Real mBarSpacing;

        /// The max number of profiles we can display
        uint mMaxDisplayProfiles;
        };
}
#endif