public override void Render(double time, double timestretch, XElement channel)
{
int channelNum = 0;
int numOfChannels = 0;
// prüfen, ob eine bestimmte RenderSlice oder alle RenderSlice gerendert werden.
if (channel != null)
{
// wenn nur eine bestimmte RS gerendert werden soll, werden die For-Schleife nur einmal ausgeführt.
channelNum = MeasurementEntry.GetChannelNum(channel);
numOfChannels = channelNum + 1;
}
else
{
// Sonst werden alle Kanäle (alle RenderSlice) durch die Schleife neu gerendert.
channelNum = 0;
numOfChannels = this.channels;
}
for (int c = channelNum; c < numOfChannels; ++c)
{
if (RenderSlices[c] != null)
{
((RasterRenderSlice)RenderSlices[c]).WBmp.Lock();
}
}
double samplesperpixel = this.samplespersec * timestretch / this.imageheight;
// (kontinuierliche) nummer des samples
double s = time * this.samplespersec;
double peakend = s + samplesperpixel;
if (RendererManager.SampleAndHold)
{
this.RenderSampleAndHold(this.imageheight, samplesperpixel, s, peakend, channelNum, numOfChannels);
}
if (RendererManager.Point)
{
this.RenderPoint(this.imageheight, samplesperpixel, s, peakend, channelNum, numOfChannels);
}
if (RendererManager.Linear)
{
this.RenderLinear(this.imageheight, samplesperpixel, s, peakend, channelNum, numOfChannels);
}
for (int c = channelNum; c < numOfChannels; ++c)
{
if (RenderSlices[c] != null)
{
if (((RasterRenderSlice)RenderSlices[c]).WBmp.PixelWidth != this.dirtyrect.Width)
{
this.dirtyrect.Width = ((RasterRenderSlice)RenderSlices[c]).WBmp.PixelWidth;
}
((RasterRenderSlice)RenderSlices[c]).WBmp.AddDirtyRect(this.dirtyrect);
((RasterRenderSlice)RenderSlices[c]).WBmp.Unlock();
}
}
}
private void DropChannel(XElement channel, ObservableCollection <RenderSlice> rslist)
{
Renderer r = RendererManager.GetRenderer(channel.Parent);
if (r != null)
{
List <RenderSlice> renderSliceList = new List <RenderSlice>();
int channelNum = MeasurementEntry.GetChannelNum(channel);
if (channelNum != -1)
{
RenderSlice renderSlice = r.GetRenderSlice(channelNum);
this.AttachKillHandler(renderSlice);
this.MoveRenderSlice(renderSlice, rslist);
renderSliceList.Add(renderSlice);
}
RendererManager.AutoZoomIndividual(renderSliceList);
}
}
/// <summary>
/// This function renders a single Renderer Object with all render slices (when channel is null) or only a specific render slice or a renderer (when channel is not null).
/// </summary>
/// <param name="time">time in seconds at the beginning of the signal pane</param>
/// <param name="timestretch">length of the signal pane</param>
/// <param name="channel">specific channel</param>
public override void Render(double time, double timestretch, XElement channel)
{
int channelNum = 0;
int numOfChannels = 0;
// prüfen, ob eine bestimmte RenderSlice oder alle RenderSlice gerendert werden.
if (channel != null)
{
// wenn nur eine bestimmte RS gerendert werden soll, werden die For-Schleife nur einmal ausgeführt.
channelNum = MeasurementEntry.GetChannelNum(channel);
numOfChannels = channelNum + 1;
}
else
{
// Sonst werden alle Kanäle (alle RenderSlice) durch die Schleife neu gerendert.
channelNum = 0;
numOfChannels = this.channels;
}
// Locks all RenderSlice's bitmaps
for (int a = channelNum; a < numOfChannels; ++a)
{
if (this.RenderSlices[a] != null)
{
((RasterRenderSlice)this.RenderSlices[a]).WBmp.Lock();
}
}
double samplesperpixel = this.samplespersec * timestretch / this.imageheight;
// Perform signal interpolation, compression or just render the signal.
if (samplesperpixel < 1)
{
if (RendererManager.SincInterpolation)
{
this.RenderSinc(0, this.imageheight, time * this.samplespersec, samplesperpixel, channelNum, numOfChannels);
}
else
{
this.RenderSampleAndHold(0, this.imageheight, time * this.samplespersec, samplesperpixel, channelNum, numOfChannels);
}
}
else
{
if (RendererManager.PeakSamples)
{
this.RenderPeak(0, this.imageheight, time * this.samplespersec, samplesperpixel, channelNum, numOfChannels);
}
else
{
this.RenderSkip(0, this.imageheight, time * this.samplespersec, samplesperpixel, channelNum, numOfChannels);
}
}
// Change parts of the old bitmap with the new rendered bitmap.
for (int a = channelNum; a < numOfChannels; ++a)
{
if (RenderSlices[a] != null)
{
if (((RasterRenderSlice)this.RenderSlices[a]).WBmp.PixelWidth != this.dirtyrect.Width)
{
this.dirtyrect.Width = ((RasterRenderSlice)this.RenderSlices[a]).WBmp.PixelWidth;
}
((RasterRenderSlice)this.RenderSlices[a]).WBmp.AddDirtyRect(this.dirtyrect);
((RasterRenderSlice)this.RenderSlices[a]).WBmp.Unlock();
}
}
}