www.pudn.com > flash.rar > displaylist.h

///////////////////////////////////////////////////////////// 
// 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 _DISPLAYLIST_H_ 
#define _DISPLAYLIST_H_ 
 
class Character; 
struct Program; 
 
struct DisplayList; 
 
// Display List management 
struct DisplayListEntry { 
    Character		*character; 
    long		 depth; 
    Matrix		*matrix; 
    Cxform		*cxform; 
    char		*instanceName; 
     
    /* button state */ 
    ButtonState		 renderState; 
    ButtonState		 oldState; 
    Character		*buttonCharacter; 
    Matrix		 buttonMatrix; 
    Matrix renderMatrix; /* last render matrix */ 
 
    DisplayListEntry	*next; 
 
    DisplayList		*owner;	// Parent 
}; 
 
struct DisplayList { 
    DisplayListEntry	*list; 
    FlashMovie          *movie; 
    Rect		 bbox;		// Delta clipping region 
    int			 isSprite; 
public: 
    DisplayList(FlashMovie *movie); 
    ~DisplayList(); 
    DisplayListEntry	*getList(); 
    void		 clearList(); 
    void		 placeObject(GraphicDevice *gd,Character *character, long depth, Matrix *matrix = 0, Cxform *cxform = 0, char *name = 0); 
    Character		*removeObject(GraphicDevice *gd, Character *character, long depth); 
 
    int			 render(GraphicDevice *gd, Matrix *m = 0, Cxform *cxform = 0); 
    void		 updateBoundingBox(DisplayListEntry *); 
    void		 updateButtons (FlashMovie *); 
    void 		 getBoundary(Rect *bb);	// Returns boundary of current displayed objects 
    int			 updateSprites();	// Update sprites in the display list 
}; 
 
typedef void (*DisplayListFunc)(DisplayListEntry *e, void *opaque); 
 
void		 updateButtons(FlashMovie *m); 
int		 computeActions(FlashMovie *m, Program **prog, ActionRecord **ar); 
void		 renderFocus(FlashMovie *movie); 
 
typedef int (*ExploreButtonFunc)(void *opaque, Program *prg, DisplayListEntry *e); 
int		 exploreButtons(FlashMovie *movie, void *opaque, ExploreButtonFunc func); 
void		 updateBoundingBox(DisplayListEntry *e); 
void		 transformBoundingBox(Rect *bb, Matrix *matrix, Rect *boundary, int reset); 
void		 updateButtonState(DisplayListEntry *e, ButtonState state); 
 
#endif /* _DISPLAYLIST_H_ */