From 9ce6476378bbfd491cda0c85bf8bcf29bd44a32e Mon Sep 17 00:00:00 2001
From: solar <feiin@qq.com>
Date: Thu, 6 Oct 2022 23:01:14 +0800
Subject: [PATCH] fixed minX maxY

---
 canvas.go       | 7 +++----
 captcha_test.go | 1 +
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/canvas.go b/canvas.go
index 102d264..bed7cd4 100644
--- a/canvas.go
+++ b/canvas.go
@@ -335,21 +335,20 @@ func (c *Canvas) calcImageSpace(pa *Palette) *AreaPoint {
 }
 
 func (c *Canvas) randomFontPosition(fontSize int) Point {
-	minX := fontSize
+	minX := 0
 	minY := fontSize
-
 	maxX := c.Width - fontSize
-	maxY := c.Height - fontSize
+	maxY := c.Height
 
 	x := randomInt(minX, maxX)
 	y := randomInt(minY, maxY)
 
 	return Point{x, y}
-
 }
 
 //randomInt 返回随机数 [min,max)
 func randomInt(min, max int) int {
+	// rand.Seed(time.Now().UnixNano())
 	if min >= max || max == 0 {
 		return max
 	}
diff --git a/captcha_test.go b/captcha_test.go
index 429b97e..f25f66f 100644
--- a/captcha_test.go
+++ b/captcha_test.go
@@ -29,6 +29,7 @@ func TestGenGenBehaviorCaptcha(t *testing.T) {
 	cpt.SetBackgroundColor(color.RGBA{R: uint8(20), G: uint8(8), B: uint8(100), A: uint8(255)})
 	cpt.Config.Style = CaptchaStyle_Behavior
 	cpt.Config.MaxRotate = 20
+	cpt.Config.FontSize = 36
 
 	t.Logf("cpt.Config: %+v ", cpt.Config)