mirror of
https://github.com/WinampDesktop/winamp.git
synced 2024-12-23 22:34:49 +01:00
125 lines
3.6 KiB
C++
125 lines
3.6 KiB
C++
#include "./ml_rating.h"
|
|
#include <commctrl.h>
|
|
|
|
#define IMAGE_PARTSCOUNT 4
|
|
|
|
BOOL MLRatingI_Draw(HDC hdc, INT maxValue, INT value, INT trackingVal, HMLIMGLST hmlil, INT index, RECT *prc, UINT fStyle)
|
|
{
|
|
INT ilIndex;
|
|
if (!hdc || !hmlil || !prc) return FALSE;
|
|
|
|
if (RDS_OPAQUE_I & fStyle) ExtTextOutW(hdc, 0, 0, ETO_OPAQUE, prc, L"", 0, 0);
|
|
|
|
ilIndex = MLImageListI_GetRealIndex(hmlil, index, GetBkColor(hdc), GetTextColor(hdc));
|
|
|
|
if (-1 != ilIndex)
|
|
{
|
|
INT val, count;
|
|
static IMAGELISTDRAWPARAMS ildp = { 56/*sizeof(IMAGELISTDRAWPARAMS)*/, 0, };
|
|
|
|
ildp.hdcDst = hdc;
|
|
ildp.himl = MLImageListI_GetRealList(hmlil);
|
|
ildp.i = ilIndex;
|
|
ildp.x = prc->left;
|
|
ildp.y = prc->top;
|
|
ildp.rgbBk = CLR_DEFAULT;
|
|
ildp.rgbFg = CLR_DEFAULT;
|
|
ildp.fStyle = ILD_NORMAL;
|
|
ildp.dwRop = SRCCOPY;
|
|
|
|
MLImageListI_GetImageSize(hmlil, &ildp.cx, &ildp.cy);
|
|
|
|
val = (value < 0) ? 0 : value;
|
|
|
|
count = ((RDS_SHOWEMPTY_I & fStyle) ? maxValue : (((RDS_HOT_I & fStyle) && trackingVal > val) ? trackingVal : val));
|
|
if (count < 0) count = 0;
|
|
|
|
ildp.cx = ildp.cx/IMAGE_PARTSCOUNT;
|
|
ildp.xBitmap = ((RDS_HOT_I & fStyle) ? (ildp.cx*2) : (RDS_INACTIVE_HOT_I & fStyle) ? ildp.cx*2 : 0) + ildp.cx;
|
|
|
|
if(RDS_RIGHT_I & fStyle) ildp.x = prc->right - maxValue*ildp.cx;
|
|
if(RDS_HCENTER_I & fStyle) ildp.x = prc->left + (prc->right - prc->left - maxValue*ildp.cx)/2;
|
|
|
|
if(RDS_BOTTOM_I & fStyle) ildp.y = prc->bottom - ildp.cy;
|
|
if(RDS_VCENTER_I & fStyle) ildp.y = prc->top + (prc->bottom - prc->top - ildp.cy)/2;
|
|
|
|
if (ildp.y < prc->top)
|
|
{
|
|
ildp.yBitmap = prc->top - ildp.y;
|
|
ildp.y = prc->top;
|
|
}
|
|
else ildp.yBitmap = 0;
|
|
|
|
if (ildp.cy > (prc->bottom - ildp.y)) ildp.cy = prc->bottom - ildp.y;
|
|
|
|
for (INT i = 0; ildp.x < prc->right && i < count; i++, ildp.x += ildp.cx)
|
|
{
|
|
if (RDS_HOT_I & fStyle)
|
|
{
|
|
if (i == trackingVal) ildp.xBitmap -= ildp.cx * ((val > trackingVal) ? 2 : 1);
|
|
else if (i == val && val > trackingVal) ildp.xBitmap += ildp.cx;
|
|
}
|
|
else
|
|
{
|
|
if (i == val) ildp.xBitmap -= ildp.cx;
|
|
}
|
|
if (ildp.x < (prc->left - ildp.cx)) continue;
|
|
if (prc->right < (ildp.x + ildp.cx)) ildp.cx = prc->right - ildp.x;
|
|
ImageList_DrawIndirect(&ildp);
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
LONG MLRatingI_HitTest(POINT pt, INT maxValue, HMLIMGLST hmlil, RECT *prc, UINT fStyle)
|
|
{
|
|
INT imageCX, imageCY, imageX, imageY;
|
|
WORD index, flags;
|
|
|
|
if (!hmlil || !prc) return MAKELONG(0,0);
|
|
|
|
if (!PtInRect(prc, pt)) return MAKELONG(0, RHT_NOWHERE_I);
|
|
|
|
MLImageListI_GetImageSize(hmlil, &imageCX, &imageCY);
|
|
|
|
imageCX = imageCX/IMAGE_PARTSCOUNT;
|
|
|
|
imageX = prc->left;
|
|
if(RDS_RIGHT_I & fStyle) imageX = prc->right - maxValue*imageCX;
|
|
if(RDS_HCENTER_I & fStyle) imageX = prc->left + (prc->right - prc->left - maxValue*imageCX)/2;
|
|
|
|
imageY = prc->top;
|
|
if(RDS_BOTTOM_I & fStyle) imageY = prc->bottom - imageCY;
|
|
if(RDS_VCENTER_I & fStyle) imageY = prc->top + (prc->bottom - prc->top - imageCY)/2;
|
|
|
|
if (imageY < prc->top) imageY = prc->top;
|
|
if (imageCY > (prc->bottom - imageY)) imageCY = prc->bottom - imageY;
|
|
|
|
flags = 0;
|
|
index = 0;
|
|
|
|
if (pt.x < imageX) flags |= RHT_TOLEFT_I;
|
|
else if (pt.x > (imageX + imageCX*maxValue)) flags |= RHT_TORIGHT_I;
|
|
else
|
|
{
|
|
flags |= RHT_ONVALUE_I;
|
|
|
|
if (pt.y < imageY) flags |= RHT_ONVALUEABOVE_I;
|
|
else if (pt.y > (imageY + imageCY)) flags |= RHT_ONVALUEBELOW_I;
|
|
|
|
index = (WORD)(pt.x - imageX)/imageCX + 1;
|
|
if (index > maxValue) index = maxValue;
|
|
}
|
|
return MAKELONG(index, flags);
|
|
}
|
|
|
|
BOOL MLRatingI_CalcMinRect(INT maxValue, HMLIMGLST hmlil, RECT *prc)
|
|
{
|
|
INT imageCX, imageCY;
|
|
|
|
if (!hmlil || !prc || !MLImageListI_GetImageSize(hmlil, &imageCX, &imageCY)) return FALSE;
|
|
SetRect(prc, 0, 0, maxValue*imageCX/IMAGE_PARTSCOUNT, imageCY);
|
|
|
|
return TRUE;
|
|
} |