winamp/Src/Plugins/General/gen_ml/ml_imagelist.cpp

384 lines
9.9 KiB
C++

#include "./ml_imagelist.h"
#include "../nu/trace.h"
typedef struct _MLILSTATE
{
INT ilIndex;
COLORREF rgbBk;
COLORREF rgbFg;
UINT created;
UINT counter;
} MLILSTATE;
typedef struct _MLILREC
{
MLIMAGESOURCE_I imgSource;
GUID filterUID;
UINT filterFlags;
INT_PTR tag;
MLILSTATE *states;
INT usedCount;
INT lastIndex;
UINT counter;
} MLILREC;
typedef struct _MLIL
{
HIMAGELIST ilImages;
INT maxCache;
INT imageWidth;
INT imageHeight;
UINT flags;
MLILREC *records;
INT recCount;
INT recAllocated;
INT recGrow;
HMLIMGFLTRMNGR hmlifMngr;
} MLIL;
static BOOL MLImageListI_PatchHILIndices(HMLIMGLST hmlil, INT hilIndex) // scan for all records - states and subtract 1 from all indices that higher than hilIndex.
{
INT index, stateIdx;
MLIL *pmlil;
if (!hmlil || hilIndex < 0 ) return FALSE;
pmlil = (MLIL*)hmlil;
for (index = 0; index < pmlil->recCount; index++)
{
if (pmlil->records[index].states)
{
for (stateIdx = 0; stateIdx < pmlil->records[index].usedCount; stateIdx++)
{
if (pmlil->records[index].states[stateIdx].ilIndex > hilIndex) pmlil->records[index].states[stateIdx].ilIndex--;
}
}
}
return TRUE;
}
HMLIMGLST MLImageListI_Create(INT cx, INT cy, UINT flags, INT cInitial, INT cGrow, INT cCacheSize, HMLIMGFLTRMNGR hmlifManager)
{
if (!cx || !cy || !cCacheSize) return NULL;
MLIL *pmlil = (MLIL*)calloc(1, sizeof(MLIL));
if (!pmlil) return NULL;
BOOL fSuccess = TRUE;
if (!(0x38 & pmlil->flags)) pmlil->flags |= MLILC_COLOR24_I;
pmlil->imageWidth = cx;
pmlil->imageHeight = cy;
pmlil->flags = flags;
pmlil->recAllocated = (cGrow < 0 ) ? 0 : ((cInitial > MAX_ALLOWED_LIST_SIZE) ? MAX_ALLOWED_LIST_SIZE : cInitial);
pmlil->recGrow = (cGrow < 1 ) ? 1 : ((cGrow > MAX_ALLOWED_LIST_SIZE) ? MAX_ALLOWED_LIST_SIZE : cGrow);
pmlil->maxCache = (cCacheSize > MAX_ALLOWED_CACHE_SIZE) ? MAX_ALLOWED_CACHE_SIZE : cCacheSize;
pmlil->hmlifMngr = hmlifManager;
if (pmlil->recAllocated)
{
pmlil->records = (MLILREC*)calloc(pmlil->recAllocated, sizeof(MLILREC));
if (!pmlil->records) fSuccess = FALSE;
else
{
pmlil->ilImages = ImageList_Create(pmlil->imageWidth, pmlil->imageHeight, pmlil->flags, pmlil->recAllocated * pmlil->maxCache, pmlil->recGrow * pmlil->maxCache);
if (!pmlil->ilImages) fSuccess = FALSE;
}
}
if (!fSuccess && pmlil)
{
if (pmlil->records) free(pmlil->records);
if (pmlil->ilImages) ImageList_Destroy(pmlil->ilImages);
free(pmlil);
pmlil = NULL;
}
return (HMLIMGLST)pmlil;
}
BOOL MLImageListI_Destroy(HMLIMGLST hmlil)
{
if (!hmlil) return FALSE;
if (((MLIL*)hmlil)->records)
{
for (INT index = 0; index < ((MLIL*)hmlil)->recCount; index++)
{
if (((MLIL*)hmlil)->records[index].states) free(((MLIL*)hmlil)->records[index].states);
MLImageLoaderI_FreeData(&((MLIL*)hmlil)->records[index].imgSource);
}
free(((MLIL*)hmlil)->records);
}
if (((MLIL*)hmlil)->ilImages) ImageList_Destroy(((MLIL*)hmlil)->ilImages);
free(hmlil);
return TRUE;
}
INT MLImageListI_Add(HMLIMGLST hmlil, MLIMAGESOURCE_I *pImageSource, REFGUID filterUID, INT_PTR nTag)
{
MLIL *pmlil;
MLIMAGEFILTERINFO_I fi;
if (!hmlil || !pImageSource) return -1;
pmlil = (MLIL*)hmlil;
if (pmlil->recCount == pmlil->recAllocated)
{
LPVOID data;
data = realloc(pmlil->records, sizeof(MLILREC)* (pmlil->recAllocated + pmlil->recGrow));
if (!data) return -1;
pmlil->records = (MLILREC*)data;
pmlil->recAllocated += pmlil->recGrow;
if (!pmlil->ilImages)
{
pmlil->ilImages = ImageList_Create(pmlil->imageWidth, pmlil->imageHeight, pmlil->flags,
pmlil->recAllocated * pmlil->maxCache, pmlil->recGrow * pmlil->maxCache);
}
}
if (!pmlil->ilImages) return -1;
ZeroMemory(&pmlil->records[pmlil->recCount], sizeof(MLILREC));
if (!MLImageLoaderI_CopyData(&pmlil->records[pmlil->recCount].imgSource, pImageSource)) return -1;
pmlil->records[pmlil->recCount].filterUID = filterUID;
pmlil->records[pmlil->recCount].tag = nTag;
pmlil->records[pmlil->recCount].lastIndex = -1;
fi.uid = filterUID;
fi.mask = MLIFF_FLAGS_I;
pmlil->records[pmlil->recCount].filterFlags = (MLImageFilterI_GetInfo(pmlil->hmlifMngr, &fi)) ? fi.fFlags : 0;
return pmlil->recCount++;
}
BOOL MLImageListI_Replace(HMLIMGLST hmlil, INT index, MLIMAGESOURCE_I *pImageSource, REFGUID filterUID, INT_PTR nTag)
{
MLIL *pmlil;
MLIMAGEFILTERINFO_I fi;
if (!hmlil || !pImageSource) return FALSE;
pmlil = (MLIL*)hmlil;
if (index < 0 || index >= pmlil->recCount) return FALSE;
MLImageLoaderI_FreeData(&pmlil->records[index].imgSource);
if (!MLImageLoaderI_CopyData(&pmlil->records[index].imgSource, pImageSource)) return -1;
if (pmlil->records[index].states)
{
free(pmlil->records[index].states);
pmlil->records[index].states = NULL;
}
pmlil->records[index].filterUID = filterUID;
pmlil->records[index].tag = nTag;
pmlil->records[index].lastIndex = -1;
pmlil->records[index].usedCount = 0;
pmlil->records[index].counter = 0;
fi.uid = filterUID;
fi.mask = MLIFF_FLAGS_I;
pmlil->records[index].filterFlags = (MLImageFilterI_GetInfo(pmlil->hmlifMngr, &fi)) ? fi.fFlags : 0;
return TRUE;
}
BOOL MLImageListI_Remove(HMLIMGLST hmlil, INT index)
{
MLIL *pmlil;
if (!hmlil) return FALSE;
pmlil = (MLIL*)hmlil;
if (index < 0 || index >= pmlil->recCount) return FALSE;
MLImageLoaderI_FreeData(&pmlil->records[index].imgSource);
if (pmlil->records[index].states)
{
INT stateIdx;
for (stateIdx = 0; stateIdx < pmlil->records[index].usedCount; stateIdx++)
{
INT hilIdx = pmlil->records[index].states[stateIdx].ilIndex;
if (-1 != hilIdx && ImageList_Remove(pmlil->ilImages, hilIdx)) MLImageListI_PatchHILIndices(hmlil, hilIdx);
}
free(pmlil->records[index].states);
}
if (index != (pmlil->recCount - 1)) MoveMemory(&pmlil->records[index], &pmlil->records[index + 1], sizeof(MLILREC)*(pmlil->recCount - index));
pmlil->recCount--;
return TRUE;
}
HIMAGELIST MLImageListI_GetRealList(HMLIMGLST hmlil)
{
return (hmlil) ? ((MLIL*)hmlil)->ilImages : NULL;
}
INT MLImageListI_GetRealIndex(HMLIMGLST hmlil, INT index, COLORREF rgbBk, COLORREF rgbFg)
{
INT realIndex;
MLIL *pmlil;
MLILREC *prec;
HBITMAP hbmp;
pmlil = (MLIL*)hmlil;
if (!pmlil || index < 0 || index >= pmlil->recCount)
return -1;
prec = &pmlil->records[index];
if (MLIFF_IGNORE_FGCOLOR_I & prec->filterFlags)
rgbFg = 0xFFFF00FF;
if (MLIFF_IGNORE_BKCOLOR_I & prec->filterFlags)
rgbBk = 0xFFFF00FF;
if (pmlil->ilImages && prec->states && prec->usedCount > 0)
{
if (prec->lastIndex >= 0 && prec->lastIndex < prec->usedCount &&
prec->states[prec->lastIndex].rgbBk == rgbBk && prec->states[prec->lastIndex].rgbFg == rgbFg) realIndex = prec->lastIndex;
else
{
for (realIndex = 0; realIndex < prec->usedCount; realIndex++)
{
if (prec->states[realIndex].rgbBk == rgbBk && prec->states[realIndex].rgbFg == rgbFg)
{
prec->lastIndex = realIndex;
break;
}
}
}
if (prec->lastIndex == realIndex && -1 != prec->states[realIndex].ilIndex)
{
prec->counter++;
prec->states[realIndex].counter++;
return prec->states[realIndex].ilIndex;
}
}
hbmp = MLImageLoaderI_LoadDib(&prec->imgSource);
if (!hbmp)
return -1;
if (!MLImageFilterI_Apply(pmlil->hmlifMngr, &prec->filterUID, hbmp, rgbBk, rgbFg, prec->tag))
{
rgbFg = 0xFFFF00FF;
rgbBk = 0xFFFF00FF;
}
if (!prec->states)
{
prec->states = (MLILSTATE*)calloc(pmlil->maxCache, sizeof(MLILSTATE));
if (!prec->states)
{
DeleteObject(hbmp);
return -1;
}
prec->counter = 0;
prec->lastIndex = -1;
prec->usedCount = 0;
}
if (prec->usedCount < pmlil->maxCache)
{
realIndex = prec->usedCount++;
prec->states[realIndex].ilIndex = -1;
}
else
{ /// lets find less used record
INT minVal, minIndex;
minIndex = 0;
minVal = (prec->counter != prec->states[minIndex].created) ?
(prec->counter - prec->states[minIndex].created) :
1;
minVal = MulDiv(100000, prec->states[minIndex].counter, minVal);
for (realIndex = 0; realIndex < prec->usedCount; realIndex++)
{
INT testVal = (prec->counter != prec->states[realIndex].created) ?
(prec->counter - prec->states[realIndex].created) :
1;
testVal = MulDiv(100000, prec->states[realIndex].counter, testVal);
if (testVal < minVal)
{
minVal = testVal;
minIndex = realIndex;
}
}
realIndex = minIndex;
}
prec->states[realIndex].rgbBk = rgbBk;
prec->states[realIndex].rgbFg = rgbFg;
prec->states[realIndex].counter = 1;
prec->states[realIndex].created = prec->counter;
if(NULL != pmlil->ilImages)
{
if (-1 == prec->states[realIndex].ilIndex)
prec->states[realIndex].ilIndex = ImageList_Add(pmlil->ilImages, hbmp, NULL);
else
ImageList_Replace(pmlil->ilImages, prec->states[realIndex].ilIndex, hbmp, NULL);
}
DeleteObject(hbmp);
if (-1 != prec->states[realIndex].ilIndex)
{
prec->counter++;
prec->lastIndex = realIndex;
}
return prec->states[realIndex].ilIndex;
}
BOOL MLImageListI_GetImageSize(HMLIMGLST hmlil, INT *cx, INT *cy)
{
if (!hmlil)
{
if (cx) *cx = 0;
if (cy) *cy = 0;
return FALSE;
}
if (cx) *cx = ((MLIL*)hmlil)->imageWidth;
if (cy) *cy = ((MLIL*)hmlil)->imageHeight;
return TRUE;
}
INT MLImageListI_GetImageCount(HMLIMGLST hmlil)
{
return (hmlil) ? ((MLIL*)hmlil)->recCount : 0;
}
INT MLImageListI_GetIndexFromTag(HMLIMGLST hmlil, INT_PTR nTag)
{
INT index;
if (!hmlil || !((MLIL*)hmlil)->records) return -1;
for (index = 0; index <((MLIL*)hmlil)->recCount; index++)
{
if (((MLIL*)hmlil)->records[index].tag == nTag) return index;
}
return -1;
}
BOOL MLImageListI_GetTagFromIndex(HMLIMGLST hmlil, INT index, INT_PTR *nTag)
{
if (!hmlil || !((MLIL*)hmlil)->records || index < 0 || index >= ((MLIL*)hmlil)->recCount) return FALSE;
if (nTag) *nTag = ((MLIL*)hmlil)->records[index].tag;
return TRUE;
}
BOOL MLImageListI_CheckItemExist(HMLIMGLST hmlil, INT index)
{
MLIL *pmlil = (MLIL*)hmlil;
if (NULL == pmlil || index < 0 || index >= pmlil->recCount) return FALSE;
return MLImageLoaderI_CheckExist(&pmlil->records[index].imgSource);
}