64 lines
1.3 KiB
C++
64 lines
1.3 KiB
C++
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#include "xSpriteGroup.h"
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/** clean SDL objects */
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xSpriteGroup::~xSpriteGroup(){
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_mutex.lock();
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_sprites.clear();
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_mutex.unlock();
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}
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/** default constructor */
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xSpriteGroup::xSpriteGroup(){
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}
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/** adds a sprite to the group */
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void xSpriteGroup::add(xSprite* sprite){
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_mutex.lock();
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_sprites.insert(sprite);
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_mutex.unlock();
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}
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/** removes a sprite from the group */
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void xSpriteGroup::remove(xSprite* sprite){
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_mutex.lock();
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_sprites.erase(sprite);
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_mutex.unlock();
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}
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/** set absolute move for each sprite */
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void xSpriteGroup::moveTo(int x, int y){
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_mutex.lock();
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_move.x = x;
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_move.y = y;
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_mutex.unlock();
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}
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/** draws to renderer */
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void xSpriteGroup::draw(SDL_Renderer* renderer){
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_mutex.lock();
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set<xSprite*>::iterator it;
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for( it = _sprites.begin() ; it != _sprites.end() ; it++ ){
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(*it)->draw(renderer);
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}
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_mutex.unlock();
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}
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/** animation process */
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void xSpriteGroup::tick(const uint32_t ticks){
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_mutex.lock();
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uint32_t time_index = ticks / _animation_interval;
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_active_sprite = time_index % _sprites.size();
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_mutex.unlock();
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}
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/** orchestrate the animation */
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void xSpriteGroup::animate(uint32_t interval){
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_animation_interval = interval;
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xApplication::get()->addOrchestrable(this);
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}
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/** stops orchestrating the animation */
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void xSpriteGroup::freeze(){
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xApplication::get()->removeOrchestrable(this);
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}
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