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55 lines
758 B
55 lines
758 B
#include "nex.h"
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struct BitmapPool::PoolItem
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{
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PoolItem() : used(false) {}
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bool used;
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Bitmap bitmap;
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};
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BitmapPool::BitmapPool()
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{
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}
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BitmapPool::~BitmapPool()
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{
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}
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Bitmap *BitmapPool::get(bool clear)
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{
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mMutex.lock();
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BitmapPool::PoolItem *p=0;
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for (TQPtrListIterator<BitmapPool::PoolItem> i(mBitmaps); i.current(); ++i)
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{
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if (!(*i)->used)
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p=*i;
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}
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if (!p)
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{
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p=new BitmapPool::PoolItem;
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p->bitmap.resize(width, height);
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}
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p->used=true;
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if (clear) p->bitmap.clear();
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mMutex.unlock();
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return &(p->bitmap);
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}
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void BitmapPool::release(Bitmap *bitmap)
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{
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mMutex.lock();
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for (TQPtrListIterator<BitmapPool::PoolItem> i(mBitmaps); i.current(); ++i)
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{
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if (&((*i)->bitmap)==bitmap)
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(*i)->used=false;
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}
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mMutex.unlock();
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}
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