unsafe List <OutlineIndex> readOutline(fz_outline *ptr)
{
var col = new List <OutlineIndex>();
while (ptr != null)
{
var obj = new OutlineIndex()
{
page = ptr->page,
x = ptr->x,
y = ptr->y,
refs = ptr->refs,
title = ReadCStr(ptr->title),
uri = ReadCStr(ptr->uri)
};
if (ptr->down != null)
{
obj.down = readOutline(ptr->down);
}
col.Add(obj);
ptr = ptr->next;
}
return(col);
}
public MuPdf(string path)
{
pages = new List <PageRef>();
const uint FZ_STORE_DEFAULT = 256 << 20;
ctx = NativeMethods.NewContext(IntPtr.Zero, IntPtr.Zero, FZ_STORE_DEFAULT, "1.17.0"); // 创建上下文
NativeMethods.fz_register_document_handlers(ctx);
stm = NativeMethods.OpenFile(ctx, path); // 打开文件流
doc = NativeMethods.OpenDocumentStream(ctx, ".pdf", stm); // 从文件流创建文档对象
int pn = NativeMethods.CountPages(ctx, doc); // 获取文档的页数
for (int i = 0; i < pn; i++)
{
// 遍历各页
IntPtr p = NativeMethods.LoadPage(ctx, doc, i); // 加载页面（首页为 0）
Rectangle b = NativeMethods.BoundPage(ctx, p); // 获取页面尺寸
int width = (int)(b.Right - b.Left); // 获取页面的宽度和高度
int height = (int)(b.Bottom - b.Top);
pages.Add(new PageRef()
{
ID = i,
pagePtr = p,
width = width,
height = height
});
}
unsafe
{
// 在此读取目录
fz_outline *ptr = NativeMethods.fz_load_outline(ctx, doc);;
outlines = readOutline(ptr);
}
BindMetadata();
}
