JMR-dev/ReLibreHardwareMonitor
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Fixed some dpi scaling bugs that occurred when changing "Control Panel\Appearance and Personalization\Display" to 125% text size or 150% text size.

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This commit is contained in:
Michael Möller
2011-01-30 23:45:26 +00:00
parent 4d4c3aae8d
commit be28c71358
5 changed files with 44 additions and 18 deletions
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GUI/SensorNotifyIcon.cs
+23 -6
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@@ -112,7 +112,22 @@ namespace OpenHardwareMonitor.GUI {
sensorSystemTray.SendHideShowCommand();
};
this.bitmap = new Bitmap(16, 16, PixelFormat.Format32bppArgb);
// get the default dpi to create an icon with the correct size
float dpiX, dpiY;
using (Bitmap b = new Bitmap(1, 1, PixelFormat.Format32bppArgb)) {
dpiX = b.HorizontalResolution;
dpiY = b.VerticalResolution;
}
// adjust the size of the icon to current dpi (default is 16x16 at 96 dpi)
int width = (int)Math.Round(16 * dpiX / 96);
int height = (int)Math.Round(16 * dpiY / 96);
// make sure it does never get smaller than 16x16
width = width < 16 ? 16: width;
height = height < 16 ? 16: height;
this.bitmap = new Bitmap(width, height, PixelFormat.Format32bppArgb);
this.graphics = Graphics.FromImage(this.bitmap);
if (Environment.OSVersion.Version.Major > 5) {
@@ -211,7 +226,8 @@ namespace OpenHardwareMonitor.GUI {
bytes[i + 3] = (byte)(0.3 * red + 0.59 * green + 0.11 * blue);
}
return IconFactory.Create(bytes, 16, 16, PixelFormat.Format32bppArgb);
return IconFactory.Create(bytes, bitmap.Width, bitmap.Height,
PixelFormat.Format32bppArgb);
}
private Icon CreatePercentageIcon() {
@@ -220,10 +236,10 @@ namespace OpenHardwareMonitor.GUI {
} catch (ArgumentException) {
graphics.Clear(Color.Black);
}
graphics.FillRectangle(darkBrush, 0.5f, -0.5f, 14, 16);
graphics.FillRectangle(darkBrush, 0.5f, -0.5f, bitmap.Width - 2, bitmap.Height);
float y = 0.16f * (100 - sensor.Value.Value);
graphics.FillRectangle(brush, 0.5f, -0.5f + y, 14, 16 - y);
graphics.DrawRectangle(pen, 1, 0, 13, 15);
graphics.FillRectangle(brush, 0.5f, -0.5f + y, bitmap.Width - 2, bitmap.Height - y);
graphics.DrawRectangle(pen, 1, 0, bitmap.Width - 3, bitmap.Height - 1);
BitmapData data = bitmap.LockBits(
new Rectangle(0, 0, bitmap.Width, bitmap.Height),
@@ -232,7 +248,8 @@ namespace OpenHardwareMonitor.GUI {
Marshal.Copy(data.Scan0, bytes, 0, bytes.Length);
bitmap.UnlockBits(data);
return IconFactory.Create(bytes, 16, 16, PixelFormat.Format32bppArgb);
return IconFactory.Create(bytes, bitmap.Width, bitmap.Height,
PixelFormat.Format32bppArgb);
}
public void Update() {