kolibrios/programs/cmm/TWB/img_cache.h

103 lines
2.6 KiB
C
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struct s_image
{
dword *image;
char path[4096];
};
s_image pics[100]; //pics = mem_Alloc( 100*sizeof(s_image) );
struct ImageCache {
int pics_count;
void Free();
int GetImage();
void Images();
};
void ImageCache::Free()
{
for ( ; pics_count>0; pics_count--)
{
if (pics[pics_count].image) img_destroy stdcall (pics[pics_count].image);
pics[pics_count].path = NULL;
}
}
int ImageCache::GetImage(dword i_path)
{
int i;
for (i=0; i<=pics_count; i++) if (!strcmp(#pics[i].path, i_path)) return i; //image exists
// Load image and add it to Cache
pics_count++;
pics[pics_count].image = load_image(i_path);
strcpy(#pics[pics_count].path, i_path);
return pics_count;
}
void ImageCache::Images(int left1, top1, width1)
{
dword image;
char img_path[4096], alt[4096];
int imgw=0, imgh=0, img_lines_first=0, cur_pic=0;
do{
if (!strcmp(#parametr,"src=")) //<2F><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> GetNewUrl()
{
if (http_transfer!=0)
strcpy(#img_path, #history_list[BrowserHistory.current-1].Item);
else
{
//if (strcmp(#options))
strcpy(#img_path, #options);
}
PageLinks.GetAbsoluteURL(#img_path);
cur_pic = GetImage(#img_path);
}
if (!strcmp(#parametr,"alt="))
{
strcpy(#alt, "[");
strcat(#alt, #options);
strcat(#alt, "]");
}
} while(GetNextParam());
if (!pics[cur_pic].image)
{
if (alt) && (link) strcat(#line, #alt);
return;
}
imgw = DSWORD[pics[cur_pic].image+4];
imgh = DSWORD[pics[cur_pic].image+8];
if (imgw > width1) imgw = width1;
if (stroka==0) DrawBar(WB1.list.x, WB1.list.y, WB1.list.w-15, 5, bg_color); //fill first line
stroka += imgh / WB1.list.line_h;
if (imgh % WB1.list.line_h) stroka++;
if (top1+imgh<WB1.list.y) || (top1>WB1.list.y+WB1.list.h-10) return; //if all image is out of visible area
if (top1<WB1.list.y) //if image partly visible (at the top)
{
img_lines_first=WB1.list.y-top1;
imgh=imgh-img_lines_first;
top1=WB1.list.y;
}
if (top1>WB1.list.y+WB1.list.h-imgh-5) //if image partly visible (at the bottom)
{
imgh=WB1.list.y+WB1.list.h-top1-5;
}
if (imgh<=0) return;
if (anchor) return;
img_draw stdcall (pics[cur_pic].image, left1-5, top1, imgw, imgh,0,img_lines_first);
DrawBar(left1+imgw - 5, top1, WB1.list.w-imgw, imgh, bg_color);
DrawBar(WB1.list.x, top1+imgh, WB1.list.w, -imgh % WB1.list.line_h + WB1.list.line_h, bg_color);
if (link)
{
UnsafeDefineButton(left1 - 5, top1, imgw, imgh-1, PageLinks.count + 400 + BT_HIDE, 0xB5BFC9);
PageLinks.AddText(0, imgw, imgh-1, NOLINE);
//WB1.DrawPage();
}
}
ImageCache ImgCache;