FireWalletCosmos/FireWalletLite/SplashScreen.cs

97 lines
2.9 KiB
C#
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2023-07-05 16:44:34 +10:00
using System.Diagnostics;
using System.Drawing.Imaging;
namespace FireWallet
{
public partial class SplashScreen : Form
{
public SplashScreen(bool timer)
{
InitializeComponent();
close = false;
IsClosed = false;
}
bool close;
float opacity = 0.0f;
private void SplashScreen_FormClosing(object sender, FormClosingEventArgs e)
{
if (!close)
{
e.Cancel = true;
}
}
public bool IsClosed { get; set; }
public void CloseSplash()
{
close = true;
// Fade out
timerIn.Stop();
timerOut.Start();
}
private void label2_Click(object sender, EventArgs e)
{
ProcessStartInfo psi = new ProcessStartInfo
{
FileName = "https://nathan.woodburn.au",
UseShellExecute = true
};
Process.Start(psi);
}
Bitmap splash;
//new Bitmap(Properties.Resources.FWSplash);
private void SplashScreen_Load(object sender, EventArgs e)
{
splash = pictureBoxNew.Image as Bitmap;
pictureBoxNew.Visible = true;
this.TransparencyKey = Color.FromArgb(0, 0, 0);
pictureBoxNew.Invalidate();
}
public Image SetImageOpacity(Image image, float opacity)
{
try
{
Bitmap bmp = new Bitmap(image.Width, image.Height);
using (Graphics gfx = Graphics.FromImage(bmp))
{
ColorMatrix matrix = new ColorMatrix();
matrix.Matrix33 = opacity;
ImageAttributes attributes = new ImageAttributes();
attributes.SetColorMatrix(matrix, ColorMatrixFlag.Default, ColorAdjustType.Bitmap);
gfx.DrawImage(image, new Rectangle(0, 0, bmp.Width, bmp.Height), 0, 0, image.Width, image.Height, GraphicsUnit.Pixel, attributes);
}
return bmp;
}
catch
{
return null;
}
}
private void timerIn_Tick(object sender, EventArgs e)
{
if (opacity >= 1)
{
timerIn.Stop();
return;
}
opacity += 0.05f;
pictureBoxNew.Image = SetImageOpacity(splash, opacity);
pictureBoxNew.Invalidate();
}
private void timerOut_Tick(object sender, EventArgs e)
{
if (opacity <= 0)
{
timerOut.Stop();
IsClosed = true;
this.Close();
return;
}
opacity -= 0.05f;
pictureBoxNew.Image = SetImageOpacity(splash, opacity);
pictureBoxNew.Invalidate();
}
}
}