program.h

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// Flash Plugin and Player
// Copyright (C) 1998 Olivier Debon
// 
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
// 
#ifndef _PROGRAM_H_
#define _PROGRAM_H_

enum ControlType {
        ctrlPlaceObject,
        ctrlPlaceObject2,
        ctrlRemoveObject,
        ctrlRemoveObject2,
        ctrlDoAction,
        ctrlStartSound,
        ctrlStopSound,
        ctrlBackgroundColor
};

enum PlaceFlags {
        placeIsMove             = 0x01,
        placeHasCharacter       = 0x02,
        placeHasMatrix          = 0x04,
        placeHasColorXform      = 0x08,
        placeHasRatio           = 0x10,
        placeHasName            = 0x20,
        placeHasClip            = 0x40
};

struct Control {
        ControlType     type;

        // Place, Remove, Sound
        Character       *character;
        long             depth;

        // Place 1&2
        PlaceFlags       flags;
        Matrix           matrix;
        Cxform           cxform;
        long             ratio;
        long             clipDepth;
        char            *name;

        // BackgroundColor
        Color            color;

        // DoAction
        ActionRecord    *actionRecords;

        struct Control *next;


        // Methods

        void addActionRecord( ActionRecord   *ar)
        {
                ar->next = 0;

                if (actionRecords == 0) {
                        actionRecords = ar;
                } else {
                        ActionRecord *current;

                        for(current = actionRecords; current->next; current = current->next);

                        current->next = ar;
                }
        };

        Control()
        {
                actionRecords = 0;
                cxform.aa = 1.0; cxform.ab = 0;
                cxform.ra = 1.0; cxform.rb = 0;
                cxform.ga = 1.0; cxform.gb = 0;
                cxform.ba = 1.0; cxform.bb = 0;
                ratio = 0;
                clipDepth = 0;
                name = 0;
        };

        ~Control()
        {
                ActionRecord    *ar,*del;
                for(ar = actionRecords; ar;)
                {
                        del = ar;
                        ar = ar->next;
                        delete del;
                }
                if (name) {
                        free(name);
                }
        };
};

struct Frame {
        char *label;
        Control *controls;      // Controls for this frame
};

enum MovieStatus {
        MoviePaused,
        MoviePlay
};

struct FlashMovie;

struct Program {
        DisplayList     *dl;

        Frame           *frames;        // Array
        long             nbFrames;      // Number of valid frames
        long             currentFrame;
        long             loadingFrame;
        long             totalFrames;   // Total expected number of frames
        long             nextFrame;
        int              movieWait;     // If true freeze movie until next loaded frame
        MovieStatus      movieStatus;
        Sound           *currentSound;
        long             settings;
        FlashMovie      *movie;
        long             render;        // True if needed to be rendered

        Program(FlashMovie *movie,long n);
        ~Program();

        void     rewindMovie();
        void     pauseMovie();
        void     continueMovie();
        void     nextStepMovie();
        void     gotoFrame(GraphicDevice *gd, long f);

        long     processMovie(GraphicDevice *, SoundMixer *);
        long     nestedMovie(GraphicDevice *, SoundMixer *, Matrix *, Cxform *);
        long     runFrame(GraphicDevice *, SoundMixer *, long f, long action=1);
        long     handleEvent(GraphicDevice *, SoundMixer *, FlashEvent *);
        long     doAction(GraphicDevice *gd, ActionRecord *action, SoundMixer *);
        void     setCurrentFrameLabel(char *label);
        void     advanceFrame();
        void     addControlInCurrentFrame(Control *ctrl);
        void     setGetUrlMethod( void (*)(char *, char *, void *), void *);
        void     modifySettings(long flags);
        long     searchFrame(GraphicDevice *gd, char *, char *);
        void     validateLoadingFrame();
        long     getCurrentFrame();
        void     setCurrentFrame(long);

        Frame   *getFrames();
        long     getNbFrames();

        DisplayList *getDisplayList();

#ifdef DUMP
        void     dump(BitStream *bs);
static  void     dumpActions(BitStream *bs, ActionRecord *actions);
#endif
};

DisplayListEntry *findFocus(DisplayList *dl);
void setFlashTimer(struct timeval *tv, int time_ms);
int checkFlashTimer(struct timeval *tv);

void loadNewSwf(FlashMovie *movie, char *url, int level);

void computeBBox(FlashMovie *movie, Rect *rect, DisplayListEntry *e);

long processMovie(FlashMovie *movie);

#endif /* _PROGRAM_H_ */

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