kolibrios-gitea/programs/cmm/TWB/img_cache.h
Kirill Lipatov (Leency) 1841e3982c WebView 1.42
1) Download Manager: separate code logic from internal implementation, show notice on error
2) do not show href="javascript:xxx" links
3) show all image alt's

git-svn-id: svn://kolibrios.org@6001 a494cfbc-eb01-0410-851d-a64ba20cac60
2015-12-22 18:14:35 +00:00

98 lines
2.4 KiB
C

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]=0;
int imgw=0, imgh=0, img_lines_first=0, cur_pic=0;
do{
if (isattr("src="))
{
strcpy(#img_path, #val);
GetAbsoluteURL(#img_path);
cur_pic = GetImage(#img_path);
}
if (isattr("alt="))
{
strcpy(#alt, "[");
strcat(#alt, #val);
strcat(#alt, "]");
}
} while(GetNextParam());
if (!pics[cur_pic].image)
{
if (alt) strcat(#line, #alt);
//cur_pic = GetImage("/sys/network/noimg.png");
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.item_h;
if (imgh % WB1.list.item_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.item_h + WB1.list.item_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;