更新

ViewModels/StationViewModel.cs

@@ -643,22 +643,15 @@ namespace TabletTester2025.ViewModels
             if (startTime == DateTime.MinValue)
                 return false;
 
-            double minutes = (DateTime.Now - startTime).TotalMinutes;
             if (channel == 1)
             {
                 Dissolution1Percent = value;
                 DissolutionPercent = value;
-                AddDissolutionPoint(_dissolution1Times, _dissolution1Values, _dissolution1Series, minutes, value);
-                Dissolution1RSquared = CalculateRSquared(_dissolution1Times, _dissolution1Values);
-                DissolutionRSquared = Dissolution1RSquared;
             }
             else
             {
                 Dissolution2Percent = value;
                 DissolutionPercent = value;
-                AddDissolutionPoint(_dissolution2Times, _dissolution2Values, _dissolution2Series, minutes, value);
-                Dissolution2RSquared = CalculateRSquared(_dissolution2Times, _dissolution2Values);
-                DissolutionRSquared = Dissolution2RSquared;
             }
 
             DissolutionCurveStatus = "";
@@ -677,30 +670,11 @@ namespace TabletTester2025.ViewModels
             return double.IsFinite(value) && value >= 0 && value <= 150;
         }
 
-        private static void AddDissolutionPoint(List<double> times, List<double> values, LineSeries series, double minutes, double value)
-        {
-            if (times.Count > 0 && minutes <= times[^1])
-                return;
-
-            times.Add(minutes);
-            values.Add(value);
-            series.Points.Add(new DataPoint(minutes, value));
-        }
-
         private void CreateDissolutionSampleSchedule(int channel)
         {
             RemoveDissolutionSamples(channel);
 
-            var sampleTimes = App.CurrentPharmaParams.DissolutionSampleTimes?
+            foreach (double minute in ResolveDissolutionSampleTimes(channel))
-                .Where(t => t > 0)
-                .Distinct()
-                .OrderBy(t => t)
-                .ToArray();
-
-            if (sampleTimes == null || sampleTimes.Length == 0)
-                sampleTimes = new[] { 5, 10, 15, 30, 45, 60 };
-
-            foreach (int minute in sampleTimes)
             {
                 DissolutionSamplePoints.Add(new DissolutionSamplePoint
                 {
@@ -710,6 +684,48 @@ namespace TabletTester2025.ViewModels
             }
         }
 
+        private List<double> ResolveDissolutionSampleTimes(int channel)
+        {
+            int durationMin = channel == 1 ? Dissolution1TimeMin : Dissolution2TimeMin;
+            double intervalMin = channel == 1 ? Dissolution1SampleIntervalMin : Dissolution2SampleIntervalMin;
+            durationMin = Math.Max(1, durationMin);
+
+            var configuredTimes = App.CurrentPharmaParams.DissolutionSampleTimes?
+                .Where(t => t > 0)
+                .Select(t => (double)t)
+                .ToList();
+
+            var times = configuredTimes != null && configuredTimes.Count > 0
+                ? configuredTimes
+                : GenerateIntervalSampleTimes(durationMin, intervalMin);
+
+            times.Add(Math.Min(30, durationMin));
+            if (durationMin >= 30)
+                times.Add(30);
+            times.Add(durationMin);
+
+            return times
+                .Where(t => t > 0 && t <= durationMin)
+                .Distinct()
+                .OrderBy(t => t)
+                .ToList();
+        }
+
+        private static List<double> GenerateIntervalSampleTimes(int durationMin, double intervalMin)
+        {
+            if (!double.IsFinite(intervalMin) || intervalMin <= 0)
+                intervalMin = 5;
+
+            var times = new List<double>();
+            for (double time = intervalMin; time <= durationMin + 0.0001; time += intervalMin)
+                times.Add(Math.Min(time, durationMin));
+
+            if (times.Count == 0 || Math.Abs(times[^1] - durationMin) > 0.0001)
+                times.Add(durationMin);
+
+            return times;
+        }
+
         private void RemoveDissolutionSamples(int channel)
         {
             for (int i = DissolutionSamplePoints.Count - 1; i >= 0; i--)
@@ -1576,6 +1592,7 @@ namespace TabletTester2025.ViewModels
 
         private async Task FinalizeDissolutionChannelAsync(int channel)
         {
+            RefreshDissolutionSeries(channel);
             var times = channel == 1 ? _dissolution1Times : _dissolution2Times;
             var values = channel == 1 ? _dissolution1Values : _dissolution2Values;
             if (values.Count == 0)

Views/MainWindow.xaml

@@ -502,7 +502,7 @@
                                                       GridLinesVisibility="Horizontal">
                                                 <DataGrid.Columns>
                                                     <DataGridTextColumn Header="通道" Binding="{Binding ChannelName}" Width="90"/>
-                                                    <DataGridTextColumn Header="计划时间(min)" Binding="{Binding ScheduledTimeMin, StringFormat=F0}" Width="120"/>
+                                                    <DataGridTextColumn Header="计划时间(min)" Binding="{Binding ScheduledTimeMin, StringFormat=F1}" Width="120"/>
                                                     <DataGridTextColumn Header="实际时间(min)" Binding="{Binding ActualTimeMin, StringFormat=F2}" Width="120"/>
                                                     <DataGridTextColumn Header="溶出度(%)" Binding="{Binding Percent, StringFormat=F2}" Width="120"/>
                                                     <DataGridTextColumn Header="记录时间" Binding="{Binding RecordedAt, StringFormat=HH:mm:ss}" Width="110"/>