149 lines
3.0 KiB
C++
149 lines
3.0 KiB
C++
/* [DESTRUCTUR] Destruction de l'animation
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=========================================================*/
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xSpriteAnimation::~xSpriteAnimation(){
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SDL_DestroyTexture( _texture );
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_manager = NULL;
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_manager = NULL;
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// On supprime les frames
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_frames.erase( _frames.begin(), _frames.end() );
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}
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/* [CONSTRUCTOR] Construction de l'animation (chargement)
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=========================================================*/
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xSpriteAnimation::xSpriteAnimation(xManager *manager, const char *url, SDL_Rect dest)
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: xSprite( manager, url ){
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// On definit le viewport
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this->dimensions(dest);
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}
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/* [CONSTRUCTOR] Construction de l'animation a partir d'une texture existante
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=========================================================*/
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xSpriteAnimation::xSpriteAnimation(xManager *manager, SDL_Texture *t, SDL_Rect dest)
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: xSprite( manager, t) {
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// On definit le viewport
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this->dimensions(dest);
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}
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/* [ADDFRAME] Ajout d'une frame d'animation
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=========================================================*/
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void xSpriteAnimation::addFrame(SDL_Rect clip){
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// On ajoute une frame
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_frames.push_back( (SDL_Rect){
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clip.x,
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clip.y,
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clip.w,
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clip.h
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} );
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}
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/* [CLEAR] Supprime toutes les frames
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=========================================================*/
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void xSpriteAnimation::clear(){
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_frames.erase(_frames.begin(), _frames.end());
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}
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/* [PUSH] Ajoute au rendu
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=========================================================*/
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void xSpriteAnimation::push(string index){
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_index = index;
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// Gestion erreur si aucune frame
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if( _frames.size() == 0 )
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return;
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_src = _frames[0];
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/* (1) On ajoute le sprite au rendu */
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_manager->push(index, _texture, &_src, &_dst);
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}
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/* [TRHEAD] Process de l'animation
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=========================================================*/
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void xSpriteAnimationProcess(xSpriteAnimation *xSA, int t, int flags){
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int timer = 0;
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bool way = true;
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int start = 0;
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int stop = xSA->_frames.size();
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while( flags&SPRITE_ANIM_INFINITE ){
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/* (1) Pour chaque sprite */
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for( int i = start ; i != xSA->_frames.size() ; i+=(way?1:-1) ){
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timer = SDL_GetTicks();
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// On met a jour la frame
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xSA->_src = xSA->_frames.at(i);
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xSA->manager()->update();
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if( SDL_GetTicks()-timer < t )
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SDL_Delay( t - (SDL_GetTicks()-timer) );
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}
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/* (2) Gestion des flags */
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// SPRITE_ANIM_REVERSE
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if( flags&SPRITE_ANIM_REVERSE ){
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way = !way;
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start = (way) ? 0 : xSA->_frames.size()-1;
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stop = (way) ? xSA->_frames.size()-1 : 0;
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}
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}
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/* (n) On termine le thread */
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return;
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}
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/* [START] Ajoute l'animation au rendu
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=========================================================*/
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void xSpriteAnimation::start(int t, int flags){
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_timeout = t;
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_flags = flags;
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/* (1) On lance l'animation */
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_animation = new thread(xSpriteAnimationProcess, this, t, flags);
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// On attends pas le thread
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_animation->detach();
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}
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/* [STOP] Arrete l'animation
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=========================================================*/
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void xSpriteAnimation::stop(){
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/* (1) On arrete l'animation */
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delete _animation;
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// On nettoie le pointeur
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_animation = NULL;
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} |