fix:issue #332
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@@ -340,6 +340,66 @@ namespace Ink_Canvas
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}
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}
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/// <summary>
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/// 根据DPI缩放因子调整TimerContainer的尺寸
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/// </summary>
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private void AdjustTimerContainerSize()
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{
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try
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{
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var timerContainer = FindName("TimerContainer") as FrameworkElement;
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if (timerContainer == null) return;
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var source = System.Windows.PresentationSource.FromVisual(this);
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if (source != null)
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{
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var dpiScaleX = source.CompositionTarget.TransformToDevice.M11;
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var dpiScaleY = source.CompositionTarget.TransformToDevice.M22;
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// 如果DPI缩放因子大于1.25,则适当缩小容器尺寸
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// 这样可以确保在高DPI屏幕上,计时器窗口的物理像素大小不会过大
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if (dpiScaleX > 1.25 || dpiScaleY > 1.25)
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{
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// 使用较小的缩放因子来限制最大尺寸
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double scaleFactor = Math.Min(dpiScaleX, dpiScaleY);
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// 计算目标物理像素大小(约1350x750物理像素)
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// 然后转换为逻辑像素
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double targetPhysicalWidth = 1350;
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double targetPhysicalHeight = 750;
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// 转换为逻辑像素
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double maxWidth = targetPhysicalWidth / scaleFactor;
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double maxHeight = targetPhysicalHeight / scaleFactor;
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// 确保不会小于原始尺寸的70%
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maxWidth = Math.Max(maxWidth, 900 * 0.7);
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maxHeight = Math.Max(maxHeight, 500 * 0.7);
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// 应用调整后的尺寸
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timerContainer.Width = maxWidth;
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timerContainer.Height = maxHeight;
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}
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else
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{
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// 标准DPI,使用原始尺寸
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timerContainer.Width = 900;
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timerContainer.Height = 500;
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}
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}
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else
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{
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// 无法获取DPI信息,使用原始尺寸
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timerContainer.Width = 900;
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timerContainer.Height = 500;
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}
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}
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catch (Exception ex)
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{
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LogHelper.WriteLogToFile($"调整TimerContainer尺寸失败: {ex.Message}", LogHelper.LogType.Error);
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}
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}
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#endregion
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@@ -787,6 +847,16 @@ namespace Ink_Canvas
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{
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ShowNotification($"系统DPI发生变化,从 {e.OldDpi.DpiScaleX}x{e.OldDpi.DpiScaleY} 变化为 {e.NewDpi.DpiScaleX}x{e.NewDpi.DpiScaleY}");
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// 如果TimerContainer可见,调整其尺寸
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Dispatcher.Invoke(() =>
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{
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var timerContainer = FindName("TimerContainer") as FrameworkElement;
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if (timerContainer != null && timerContainer.Visibility == Visibility.Visible)
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{
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AdjustTimerContainerSize();
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}
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});
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new Thread(() =>
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{
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var isFloatingBarOutsideScreen = false;
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