// 播放演示
private void PlayDemo(object obj)
{
if (!GlobalData.IsActive)
{
SystemSounds.Beep.Play();
MsgBox.Show("只有正式版软件才能使用此功能\n请前往“设置”页面激活软件");
return;
}
IsPlayingDemo = true;
CurrentNodeIndex = -1;
// 清空所有线条
Record.Segments.Clear();
// 清空车辆运行时信息
CarRuntimeInfos.Clear();
// 演示时长 s
double totalDemoTime = GlobalData.DemoDuration;
// 获取配送总时间 s
double totalTime = Record.GetTotalTime() * 60;
// 计算时间缩放比例
double rate = totalDemoTime / totalTime;
// 计算节点停留时间 s
double nodeStayTime = Record.NodeStayTime * rate * 60;
// 获取配送时间最长的车辆编号
int index = Record.GetSlowestCarIndex();
//存储动画开始的线条
List <int> startIndex = new List <int>();
//设置动画
for (int iCar = 0; iCar < Record.Paths.Count; ++iCar)
{
int iCarTemp = iCar;
// 跳过未参与配送车辆
if (Record.Paths[iCar].Count == 0)
{
continue;
}
// 保存起始线条
int iStart = Record.Segments.Count;
startIndex.Add(iStart);
// 提前添加所有线条
Brush brush = Util.RandomColorBrush();
for (int i = 0; i < Record.Paths[iCar].Count + 1; ++i)
{
Record.Segments.Add(new Segment {
Stroke = brush
});
}
// 初始化车辆运行时信息
CarRuntimeInfos.Add(new CarRuntimeInfo {
ID = iCar, LineBrush = brush, IsFinished = false, CompletedPercent = 0
});
// 遍历当前车辆的所有配送点
Node last = Record.Nodes[0];
for (int i = 0; i < Record.Paths[iCar].Count; ++i)
{
int iNode = Record.Paths[iCar][i];
// 设置动画
Record.Segments[iStart + i].XAnimationFrom = last.X;
Record.Segments[iStart + i].YAnimationFrom = last.Y;
Record.Segments[iStart + i].XAnimationTo = Record.Nodes[iNode].X;
Record.Segments[iStart + i].YAnimationTo = Record.Nodes[iNode].Y;
Record.Segments[iStart + i].Duration = last.Distance(Record.Nodes[iNode]) / Record.CarSpeed * rate * 3600;
if (i != 0)
{
Record.Segments[iStart + i].Delay = nodeStayTime;
}
int t = i;
Record.Segments[iStart + i].AnimationCompleted = delegate
{
// 启动下一线条动画
Record.Segments[iStart + t + 1].BeginAnimation();
if (GlobalData.ShowCarRuntimeInfoDuringDemo)
{
// 更新车辆完成百分比
new Thread(delegate()
{
CarRuntimeInfos.AddCompletedPercent(iCarTemp, 1.0 / Record.Paths[iCarTemp].Count);
}).Start();
}
};
last = Record.Nodes[iNode];
}
// 设置最后一段线条的动画
Record.Segments[Record.Segments.Count - 1].XAnimationFrom = last.X;
Record.Segments[Record.Segments.Count - 1].YAnimationFrom = last.Y;
Record.Segments[Record.Segments.Count - 1].XAnimationTo = Record.Nodes[0].X;
Record.Segments[Record.Segments.Count - 1].YAnimationTo = Record.Nodes[0].Y;
Record.Segments[Record.Segments.Count - 1].Duration = last.Distance(Record.Nodes[0]) / Record.CarSpeed * rate * 3600;
Record.Segments[Record.Segments.Count - 1].Delay = nodeStayTime;
Record.Segments[Record.Segments.Count - 1].AnimationCompleted = delegate
{
if (GlobalData.ShowCarRuntimeInfoDuringDemo)
{
// 更新车辆运行时信息
new Thread(delegate()
{
CarRuntimeInfos.SetFinishedState(iCarTemp, true);
}).Start();
}
// 如果是最后一辆车，则演示结束
if (iCarTemp == index)
{
Application.Current.Dispatcher.BeginInvoke(new Action(delegate
{
if (GlobalData.PopupAfterDemo)
{
MsgBox.Show("演示结束！");
}
IsPlayingDemo = false;
CommandManager.InvalidateRequerySuggested();
}));
}
};
}
if (GlobalData.ShowProgressDuringDemo)
{
//启动时间动画
DoubleAnimation timeAnim = new DoubleAnimation();
timeAnim.From = 0;
timeAnim.To = totalTime / 60;
timeAnim.Duration = new Duration(TimeSpan.FromSeconds(totalDemoTime));
CurrentTime.BeginAnimation(AnimatableValue.ValueProperty, timeAnim);
// 启动演示进度动画
DoubleAnimation progressAnim = new DoubleAnimation();
progressAnim.From = 0;
progressAnim.To = 1;
progressAnim.Duration = new Duration(TimeSpan.FromSeconds(totalDemoTime));
CurrentDemoProgress.BeginAnimation(AnimatableValue.ValueProperty, progressAnim);
}
// 启动线条动画
for (int i = 0; i < startIndex.Count; ++i)
{
Record.Segments[startIndex[i]].BeginAnimation();
}
}
