GDI+ 小破孩动画
无聊写个动画程序,GDI+ 双缓存,无法去除背景色,不知道为什么?
知道的,麻烦告诉我一下
![](https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif)
1 namespace Animation
2 {
3 public partial class Form1 : Form
4 {
5 private Rectangle drawArea;
6 private Bitmap currentShape;
7 private static Graphics buffScreenGraphics, onScreenGraphics;
8 private static int currentShapeIndex = 0;
9 private static Bitmap buffScreenBitmap;
10
11 public Form1()
12 {
13 InitializeComponent();
14 Init();
15 }
16
17 private void Init()
18 {
19 this.Visible = true;
20 drawArea = new Rectangle(0, 0, 150, 130);
21 onScreenGraphics = this.CreateGraphics();
22 buffScreenBitmap = new Bitmap(drawArea.Width, drawArea.Height);
23 buffScreenGraphics = Graphics.FromImage(buffScreenBitmap);
24 buffScreenGraphics.Clear(Color.Green);
25
26 SpriteList.Instance.LoadSprites();
27
28 currentShape = SpriteList.Instance.Sprites[currentShapeIndex];
29 buffScreenGraphics.DrawImage(currentShape,0,0,currentShape.Width,currentShape.Height);
30 }
31
32 protected override void OnPaint(PaintEventArgs e)
33 {
34 onScreenGraphics.DrawImage(buffScreenBitmap, drawArea);
35 base.OnPaint(e);
36 }
37
38 private void ReDraw()
39 {
40 onScreenGraphics.DrawImage(buffScreenBitmap, drawArea);
41 }
42
43 private void DoNextShape()
44 {
45 currentShapeIndex = currentShapeIndex == 7 ? 0 : currentShapeIndex + 1;
46 buffScreenBitmap = SpriteList.Instance.Sprites[currentShapeIndex];
47 }
48
49 private void timer1_Tick(object sender, EventArgs e)
50 {
51 DoNextShape();
52 ReDraw();
53 this.Left -= 10;
54 if (this.Left < -this.Width)
55 this.Left = Screen.PrimaryScreen.Bounds.Width;
56 }
57
58 private void Form1_KeyPress(object sender, KeyPressEventArgs e)
59 {
60 if (e.KeyChar == 27)
61 this.Dispose();
62 }
63 }
64 }
2 {
3 public partial class Form1 : Form
4 {
5 private Rectangle drawArea;
6 private Bitmap currentShape;
7 private static Graphics buffScreenGraphics, onScreenGraphics;
8 private static int currentShapeIndex = 0;
9 private static Bitmap buffScreenBitmap;
10
11 public Form1()
12 {
13 InitializeComponent();
14 Init();
15 }
16
17 private void Init()
18 {
19 this.Visible = true;
20 drawArea = new Rectangle(0, 0, 150, 130);
21 onScreenGraphics = this.CreateGraphics();
22 buffScreenBitmap = new Bitmap(drawArea.Width, drawArea.Height);
23 buffScreenGraphics = Graphics.FromImage(buffScreenBitmap);
24 buffScreenGraphics.Clear(Color.Green);
25
26 SpriteList.Instance.LoadSprites();
27
28 currentShape = SpriteList.Instance.Sprites[currentShapeIndex];
29 buffScreenGraphics.DrawImage(currentShape,0,0,currentShape.Width,currentShape.Height);
30 }
31
32 protected override void OnPaint(PaintEventArgs e)
33 {
34 onScreenGraphics.DrawImage(buffScreenBitmap, drawArea);
35 base.OnPaint(e);
36 }
37
38 private void ReDraw()
39 {
40 onScreenGraphics.DrawImage(buffScreenBitmap, drawArea);
41 }
42
43 private void DoNextShape()
44 {
45 currentShapeIndex = currentShapeIndex == 7 ? 0 : currentShapeIndex + 1;
46 buffScreenBitmap = SpriteList.Instance.Sprites[currentShapeIndex];
47 }
48
49 private void timer1_Tick(object sender, EventArgs e)
50 {
51 DoNextShape();
52 ReDraw();
53 this.Left -= 10;
54 if (this.Left < -this.Width)
55 this.Left = Screen.PrimaryScreen.Bounds.Width;
56 }
57
58 private void Form1_KeyPress(object sender, KeyPressEventArgs e)
59 {
60 if (e.KeyChar == 27)
61 this.Dispose();
62 }
63 }
64 }
作者:Kurodo
出处:http://Kurodo.cnblogs.com
本文版权归作者和博客园共有,欢迎转载,但未经作者同意必须保留此段声明,且在文章页面明显位置给出原文连接,否则保留追究法律责任的权利。
出处:http://Kurodo.cnblogs.com
本文版权归作者和博客园共有,欢迎转载,但未经作者同意必须保留此段声明,且在文章页面明显位置给出原文连接,否则保留追究法律责任的权利。