add: tip

RicheyJang · Aug 5, 2022 · ee1e537 · ee1e537
1 parent 237eb9b
commit ee1e537
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Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/basic/help/summary.go b/basic/help/summary.go
@@ -84,7 +84,7 @@ func formSummaryHelpMsg(isSuper, isPrimary bool, priority int, blackKeys map[str
 		blocks[i].colNum = cols
 	}
 	w = math.Max(w, maxSingleW*float64(cols)+20*float64(cols-1)) // 多列，取最大框宽度的n倍
-	w, h = w+30, h+maxH+40
+	w, h = w+30, h+maxH+40+20
 	// 贴提示文字
 	img := images.NewImageCtxWithBGRGBA255(int(w), int(h), 255, 255, 255, 255)
 	err := img.PasteStringDefault(headTips, 24, 1.3, 10, 20, w)
@@ -101,6 +101,7 @@ func formSummaryHelpMsg(isSuper, isPrimary bool, priority int, blackKeys map[str
 		img.DrawImage(block.img, nowX, nowY)
 		nowY += int(block.h) + 40
 	}
+	img.PasteWatermark(w-50, h-15, 22, "#b8b8b8")
 	msg, err := img.GenMessageAuto()
 	if err != nil {
 		return message.Text(helps.String())

diff --git a/utils/images/paste.go b/utils/images/paste.go
@@ -60,6 +60,15 @@ func (img *ImageCtx) PasteRoundedRectangle(x, y, w, h, r float64, colorStr strin
 	img.Fill()
 }
 
+// PasteWatermark 绘制水印，右下角定位
+func (img *ImageCtx) PasteWatermark(x, y, fontsize float64, color string) {
+	if err := img.UseDefaultFont(fontsize); err != nil {
+		return
+	} // 默认字体
+	img.SetColorAuto(color)
+	img.DrawStringAnchored("By RicheyJang's PaimengBot", x, y, 1, 0)
+}
+
 type Point struct {
 	X, Y float64
 }