From 8ee59ef45008688a0f4543766a774981580ef9e3 Mon Sep 17 00:00:00 2001
From: jaysunxiao <jaysunxiao@gmail.com>
Date: Wed, 6 Jul 2022 17:16:25 +0800
Subject: [PATCH] doc

---
 doc/demo09_canvas/canvas.md    |  2 ++
 script/demo09_canvas/canvas.gd | 15 +++++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/doc/demo09_canvas/canvas.md b/doc/demo09_canvas/canvas.md
index 24c7835..1e2855b 100644
--- a/doc/demo09_canvas/canvas.md
+++ b/doc/demo09_canvas/canvas.md
@@ -1,3 +1,5 @@
+# 1. CanvasItem之draw和update
+
 ![Image text](image/canvas1.png)
 ![Image text](image/canvas2.png)
 ![Image text](image/canvas3.png)
diff --git a/script/demo09_canvas/canvas.gd b/script/demo09_canvas/canvas.gd
index 68448ba..45158b9 100644
--- a/script/demo09_canvas/canvas.gd
+++ b/script/demo09_canvas/canvas.gd
@@ -19,16 +19,31 @@ var colorArray: PoolColorArray = PoolColorArray([Color(1,1,1,1),Color(1,1,1,1),C
 # For Draw_String
 var dynamic_font = DynamicFont.new()
 
+var texture: Texture = null
+
 func _ready() -> void:
 	# For Draw_String
 	dynamic_font.font_data = load("res://scene/demo09_canvas/BarlowCondensed-Bold.ttf")
 	dynamic_font.size = 64
+	texture = load("res://icon.png")
+
+var count = 0
 
 func _draw() -> void:
+	print("start drawing")
 	draw_circle(Vector2(100,100), circleRadius, whiteColor)
 	draw_line(Vector2(0,0),Vector2(100,100),whiteColor)
 	draw_multiline(multiLine, whiteColor)
 	draw_rect(rect, whiteColor, false) # filled is false
 	draw_primitive(pointsArray,colorArray, pointsArray)
 	draw_string(dynamic_font, Vector2(600,500), 'I draw good!')
+	if count >= 90:
+		draw_texture(texture, Vector2(400,400))
 # For Draw_String
+
+
+func _process(delta):
+	count += 1
+	if count == 90:
+		# draw_texture(texture, Vector2(400,400))
+		update()