+import * as fontkit from "fontkit";
+var font = await fontkit.openSync('/home/yoxem/桌面/TMP/ts-playground/aliputtat/LinLibertine_DR.otf');
+var run = font.layout('a̍h',undefined, undefined, undefined, "ltr");
+
+for (var i=0;i<=2;i++){
+console.log(run.glyphs[i]._metrics);
+console.log(run.glyphs[i].bbox); // bounding box
+console.log(run.glyphs[i].advanceWidth);
+}
+
+
+/*結果:
+
+假設文字大小為16(px)(=12pt),則下面的數字單位為
+16/1000 px = [文字pt值]*(4/3)/1000 px
+454 即 454*16/1000 px;1140即1140*16/1000 px等等。
+*/
+
+{
+ advanceWidth: 454, // 游標前進的長度
+ advanceHeight: 1140, // 游標往下的長度
+ leftBearing: 42,
+ topBearing: 475
+}
+$f34600ab9d7f70d8$export$2e2bcd8739ae039 {
+ minX: 42, // 文字最左邊的x座標
+ minY: -10, // 文字最下邊的y座標
+ maxX: 441, // 文字最右邊的座標
+ maxY: 419 // 文字最上的座標
+
+}
+//文字glyph字圖寬度 = (441-42)*16/1000 px
+//文字glyph字圖高度 = (419-(-10))*16/1000 px
+
+
+454
+{
+ advanceWidth: 0,
+ advanceHeight: 1140,
+ leftBearing: -181,
+ topBearing: 184
+}
+$f34600ab9d7f70d8$export$2e2bcd8739ae039 {
+ minX: -181,
+ minY: 548,
+ maxX: -127,
+ maxY: 710
+}
+0
+{
+ advanceWidth: 511,
+ advanceHeight: 1140,
+ leftBearing: 18,
+ topBearing: 196
+}
+$f34600ab9d7f70d8$export$2e2bcd8739ae039 {
+ minX: 18.5,
+ minY: -5,
+ maxX: 499.75,
+ maxY: 698
+}
+511
\ No newline at end of file