Alawn/shadowsocks-windows
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refine animation

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This commit is contained in:
clowwindy
2015-01-14 21:08:53 +08:00
parent 40aded9571
commit a231cba73b
1 changed files with 12 additions and 10 deletions
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shadowsocks-csharp/View/QRCodeSplashForm.cs
+12 -10
View File
@@ -7,6 +7,7 @@ using System.Text;
using System.Windows.Forms;
using System.Drawing.Imaging;
using System.Runtime.InteropServices;
using System.Diagnostics;
namespace Shadowsocks.View
@@ -20,7 +21,7 @@ namespace Shadowsocks.View
this.Load += QRCodeSplashForm_Load;
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.None;
this.BackColor = System.Drawing.Color.White;
this.ClientSize = new System.Drawing.Size(284, 262);
this.ClientSize = new System.Drawing.Size(1, 1);
this.ControlBox = false;
this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None;
this.MaximizeBox = false;
@@ -31,14 +32,14 @@ namespace Shadowsocks.View
this.SizeGripStyle = System.Windows.Forms.SizeGripStyle.Hide;
this.StartPosition = System.Windows.Forms.FormStartPosition.Manual;
this.TopMost = true;
}
private Timer timer;
private int animationStep;
private int flashStep;
private static int ANIMATION_STEPS = 30;
private static double ANIMATION_TIME = 0.3;
private static double FPS = 1.0 / 15 * 1000; // System.Windows.Forms.Timer resolution is 15ms
private static double ANIMATION_TIME = 0.5;
private static int ANIMATION_STEPS = (int)(ANIMATION_TIME * FPS);
Stopwatch sw;
int x;
int y;
int w;
@@ -52,12 +53,12 @@ namespace Shadowsocks.View
{
SetStyle(ControlStyles.SupportsTransparentBackColor, true);
this.BackColor = Color.Transparent;
animationStep = 0;
flashStep = 0;
x = 0;
y = 0;
w = Width;
h = Height;
sw = Stopwatch.StartNew();
timer = new Timer();
timer.Interval = (int)(ANIMATION_TIME * 1000 / ANIMATION_STEPS);
timer.Tick += timer_Tick;
@@ -80,10 +81,9 @@ namespace Shadowsocks.View
void timer_Tick(object sender, EventArgs e)
{
if (animationStep < ANIMATION_STEPS)
double percent = (double)sw.ElapsedMilliseconds / 1000.0 / (double)ANIMATION_TIME;
if (percent < 1)
{
animationStep++;
double percent = (double)animationStep / (double)ANIMATION_STEPS;
// ease out
percent = 1 - Math.Pow((1 - percent), 4);
x = (int)(TargetRect.X * percent);
@@ -101,14 +101,15 @@ namespace Shadowsocks.View
}
else
{
timer.Interval = 50;
if (flashStep == 0)
{
timer.Interval = 100;
g.Clear(Color.Transparent);
SetBitmap(bitmap);
}
else if (flashStep == 1)
{
timer.Interval = 50;
g.FillRectangle(brush, x, y, w, h);
g.DrawRectangle(pen, x, y, w, h);
SetBitmap(bitmap);
@@ -137,6 +138,7 @@ namespace Shadowsocks.View
}
else
{
sw.Stop();
timer.Stop();
pen.Dispose();
brush.Dispose();