private void eventMouseDown(object sender, MouseEventArgs e)
{
if (baseFunctionList == null)
{
return;
}
DISPLAY_RANGE range = getDisplayRange();
double time = (((double)e.X) / ((double)range.xMax - range.xMin)) * (range.tMax - range.tMin) + range.tMin;
// Update the mouse states
if (e.Button == MouseButtons.Left)
{
mouseRight = false;
mouseLeft = true;
// Set the cursor to this location
setCursor(time, cursorWidth, getRowFromY(e.Y));
}
else if (e.Button == MouseButtons.Right)
{
mouseRight = true;
mouseLeft = false;
// Set the region start and end to this location
setSelect(time, time, getRowFromY(e.Y));
}
}
private DISPLAY_RANGE getDisplayRange()
{
// This function gets the display range of the play bar and takes into account zoom.
DISPLAY_RANGE result = new DISPLAY_RANGE();
if (baseFunctionList == null)
{
return(result);
}
result.xMin = 0;
result.xMax = this.Width - 1;
if (zoom == 1.0 || baseFunctionList.dataVis == null)
{
// No zoom, fill the whole screen
if (baseFunctionList.dataVis != null)
{
result.tMin = baseFunctionList.dataVis.timeStart;
result.tMax = baseFunctionList.dataVis.timeEnd;
}
else if (oFunctionMaster.reader_visualization != null && oFunctionMaster.reader_visualization.data != null)
{
result.tMin = 0;
result.tMax = oFunctionMaster.reader_visualization.data.timeEnd;
}
else
{
result.tMin = 0;
result.tMax = 10;
}
result.tMinDataset = result.tMin;
result.tMaxDataset = result.tMax;
}
else
{
// Zoomed in, lets calculate the variables
result.tMinDataset = baseFunctionList.dataVis.timeStart;
result.tMaxDataset = baseFunctionList.dataVis.timeEnd;
result.tMin = (zoomCentre - ((result.tMaxDataset - result.tMinDataset) / 2) * zoom);
result.tMax = (zoomCentre + ((result.tMaxDataset - result.tMinDataset) / 2) * zoom);
// Check if these exceed the range on either side
if (result.tMin < result.tMinDataset)
{
// Shift the range to the right
result.tMax -= result.tMin - result.tMinDataset;
result.tMin = result.tMinDataset;
}
else if (result.tMax > result.tMaxDataset)
{
// Shift the range to the left
result.tMin -= result.tMax - result.tMaxDataset;
result.tMax = result.tMaxDataset;
}
}
return(result);
}
/// <summary>
/// Handles mouse move events on the play bar.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void eventMouseMove(object sender, MouseEventArgs e)
{
// Get focus to get all on mouse events
if (!Focused && CanFocus)
{
Focus();
}
// Set our mouse x and y
mouseX = e.X;
mouseY = e.Y;
// Update the mouse highlight
foreach (oTimeseriesPlot plot in timeseriesPlots)
{
plot.invalidateMouse();
}
// Set the cursor to this location
DISPLAY_RANGE range = getDisplayRange();
double time = (((double)e.X) / ((double)range.xMax - range.xMin)) * (range.tMax - range.tMin) + range.tMin;
setCursor(time, cursorWidth, getRowFromY(e.Y));
// Handle mouse buttons
if (mouseRight)
{
// Set the right side of the select to here
if (time > selectStart)
{
setSelectEnd(time);
}
else
{
setSelectEnd(selectStart);
}
}
/*
* else if ( (Control.ModifierKeys & Keys.Shift) == Keys.Shift )
* {
* // We are changing the size of the tail
* double newWidth = cursorTime - time;
* if( newWidth >= 0 )
* {
* this.setCursorWidth(newWidth);
* }else
* {
* // Change the position of the cursor
* this.setCursor(time, cursorWidth);
* }
* }
*/
// Redraw, this will be a double redraw in some cases :(
redraw = true;
Render();
}
/// <summary>
/// Sets the currently active function list.
/// </summary>
/// <param name="data">The function list currently viewable.</param>
public void setData(oFunctionList newList)
{
// Update the data
baseFunctionList = newList;
// Update all the subplots with the data
generateSubplotFunctionLists();
// Set the cursor to the end of the data
DISPLAY_RANGE range = getDisplayRange();
double time = range.tMaxDataset;
setCursor(time, cursorWidth, 0);
// Render any changes immediately
Render();
}
/// <summary>
/// Because the mouse wheel event is sent to the main form, this event is forwarded from formMain.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public void eventMouseWheel(object sender, MouseEventArgs e)
{
// Update the mouse button states
if (baseFunctionList != null && e.Delta != 0)
{
// Update the zoom
zoom = zoom * Math.Pow(0.9, ((double)e.Delta) / 120.0);
if (zoom > 1.0)
{
zoom = 1.0;
}
// Update the zoom centre such that the t corresponding to the mouse location stays at the same x
DISPLAY_RANGE range = getDisplayRange();
double timeMouse = (((double)e.X) / ((double)range.xMax - range.xMin)) * (range.tMax - range.tMin) +
range.tMin;
double leftTimeNew = timeMouse - (timeMouse - range.tMin) * Math.Pow(0.9, ((double)e.Delta) / 120.0);
double rightTimeNew = (range.tMax - timeMouse) * Math.Pow(0.9, ((double)e.Delta) / 120.0) + timeMouse;
zoomCentre = (rightTimeNew + leftTimeNew) / 2;
if (zoom != lastZoom)
{
// Tell all the timeseries to update their log-plot vertices
foreach (oTimeseriesPlot plot in timeseriesPlots)
{
plot.invalidateLogPlot();
plot.invalidateAxis();
plot.invalidateCursor();
plot.invalidateSelection();
}
// Redraw
redraw = true;
Render();
}
lastZoom = zoom;
}
}
private void updateLogPlotVertices(DISPLAY_RANGE range, float height, float yOffset, double cursorTime, double cursorWidth)
{
// Check that we have a valid device
if (device != null && functionList != null)
{
// Load the data
List<oSingleData> rawData = this.functionList.getData();
if (rawData != null && rawData.Count > 0)
{
if (!validLogPlot || lastCallCount != rawData.Count || vertexBufferLogPlot == null || vertexBufferLogPlot.Disposed || range.tMax != lastTime)
{
// Update the main visualizataion to show the new data
// Gather the data
List<oSingleData> data = functionList.getDataRange(range.tMax, cursorWidth*2);;
//List<oSingleData> data = functionList.getDataRange(range.tMax, range.tMax - lastTime); ;
// Now tell the main visualization to redraw
mainVisualization.update(data);
// Calculate the viewing range information
validAxis = false;
lastTime = range.tMax;
System.Single z = 0.5f;
System.Single yMin = 1 + yOffset;
System.Single yMax = height - 1 + yOffset;
// Create a value array to go with the vertexes
double[] functionCount = new double[(int)((range.tMaxDataset - range.tMinDataset) / timeWidth + 0.5)];
double[] times = new double[functionCount.Length];
for (int i = 0; i < functionCount.Count(); i++)
{
functionCount[i] = 0;
times[i] = 0;
}
// Loop through the time, calculating the call count associated with each time frame
double maxFunctionCount = 0;
int index = 0;
for (int i = 0; i < functionCount.Count(); i++)
{
// Process this time step
int tmpCount = this.functionList.getDataSize(i * timeWidth + range.tMinDataset, timeWidth);
// This time index record is associated with this vertex
double count = Math.Log10(tmpCount + 1);
double nextCount = 0.0;
if (i + 2 < functionCount.Count())
{
// Calculate the next count
nextCount = Math.Log10(this.functionList.getDataSize((i + 1) * timeWidth + range.tMinDataset, timeWidth) + 1);
}
if (count < 0)
count = 0;
if (nextCount < 0)
nextCount = 0;
if ((index == 0 || functionCount[index - 1] != count) || (nextCount != count) || index == functionCount.Length - 1)
{
// Create a new vertex
functionCount[index] = count;
// Set the time for this call
times[index] = i * timeWidth + range.tMinDataset;
if (functionCount[index] > maxFunctionCount)
maxFunctionCount = functionCount[index];
index++;
}
}
// Generate the log-graph verticesLogPlot
if (maxFunctionCount <= 1)
{
maxFunctionCount = 1;
}
// Initialize the vertex array
verticesLogPlot = new CustomVertex.TransformedColored[index + 2];
// Generate the log-scale frequency plot verticesLogPlot
System.Single x;
System.Single y;
for (int i = 0; i < index; i++)
{
// Generate this vertex
x = (float)((((double)times[i] - range.tMin) / (range.tMax - range.tMin)) * (range.xMax - range.xMin) + range.xMin);
y = (float)((yMin - yMax) * (functionCount[i] / maxFunctionCount) + yMax);
verticesLogPlot[i] = new CustomVertex.TransformedColored((float)((int)(x)), (float)((int)y), z, 1.0f, Color.FromArgb(255, 255, 255).ToArgb());
}
// Create the last two vertices
x = (float)range.xMax;
y = (float)yMax;
verticesLogPlot[index] = new CustomVertex.TransformedColored((float)((int)(x)), (float)((int)y), z, 1.0f, Color.FromArgb(255, 255, 255).ToArgb());
verticesLogPlot[index + 1] = new CustomVertex.TransformedColored((float)((int)(x)), (float)(10000000000), z, 1.0f, Color.FromArgb(0, 0, 0).ToArgb());
// Setup the vertex buffer
if (vertexBufferLogPlot != null)
vertexBufferLogPlot.Dispose();
vertexBufferLogPlot = new VertexBuffer(typeof(CustomVertex.TransformedColored),
verticesLogPlot.Length,
device,
0,
CustomVertex.TransformedColored.Format,
Pool.Default);
lastCallCount = rawData.Count;
try
{
GraphicsStream stm = vertexBufferLogPlot.Lock(0, 0, 0);
stm.Seek(0, SeekOrigin.Begin);
stm.Write(verticesLogPlot);
vertexBufferLogPlot.Unlock();
}
catch (Exception ex)
{
// Do nothing
}
}
validLogPlot = true;
}
else
{
// An empty dataset
vertexBufferLogPlot = null;
}
}
}
private void updateCursorVertices(double cursorTime, double cursorWidth, DISPLAY_RANGE range, float height, float yOffset, bool hasCursor)
{
if (device == null || functionList == null)
return;
if (!validCursor)
{
System.Single yMin = 2 + yOffset;
System.Single yMax = height - 2 + yOffset;
// If the cursor is in this row, tell the main visualization to redraw with our cursor data.
if (hasCursor)
{
// Gather the data
List<oSingleData> data;
if (functionList != null)
data = functionList.getDataRange(cursorTime, cursorWidth);
else
data = new List<oSingleData>(0);
// Now tell the main visualization to redraw
mainVisualization.update(data);
// Create the vertex buffer for the current mouse location
if (verticesCursor == null)
{
// Initialize the vertices
verticesCursor = new CustomVertex.TransformedColored[2*5];
for (int n = 0; n < verticesCursor.Length; n++)
{
verticesCursor[n] = new CustomVertex.TransformedColored(0.0f, 0.0f, 0.4f, 1.0f,
Color.FromArgb(255, 255, 0).ToArgb());
}
}
// Set the vertice positions
int i = 0;
float xEnd = (float) ((cursorTime - range.tMin)/(range.tMax - range.tMin))*(range.xMax - range.xMin) +
range.xMin;
float xStart = (float) ((cursorTime - cursorWidth - range.tMin)/(range.tMax - range.tMin))*
(range.xMax - range.xMin) + range.xMin;
verticesCursor[i].X = xEnd - 3;
verticesCursor[i++].Y = yMin;
verticesCursor[i].X = xEnd + 3;
verticesCursor[i++].Y = yMin;
verticesCursor[i].X = xEnd - 3;
verticesCursor[i++].Y = yMax;
verticesCursor[i].X = xEnd + 3;
verticesCursor[i++].Y = yMax;
verticesCursor[i].X = xEnd;
verticesCursor[i++].Y = yMin;
verticesCursor[i].X = xEnd;
verticesCursor[i++].Y = yMax;
verticesCursor[i].X = xStart;
verticesCursor[i++].Y = (yMax - yMin) / 2 + yMin;
verticesCursor[i].X = xEnd;
verticesCursor[i++].Y = (yMax - yMin) / 2 + yMin;
verticesCursor[i].X = xStart;
verticesCursor[i++].Y = (yMax - yMin) * 0.4f + yMin;
verticesCursor[i].X = xStart;
verticesCursor[i++].Y = (yMax - yMin) * 0.6f + yMin;
// Write the vertex drawing buffers
if (vertexBufferCursor != null)
vertexBufferCursor.Dispose();
vertexBufferCursor = new VertexBuffer(typeof (CustomVertex.TransformedColored),
verticesCursor.Length,
device,
0,
CustomVertex.TransformedColored.Format,
Pool.Default);
GraphicsStream stm = vertexBufferCursor.Lock(0, 0, 0);
stm.Seek(0, SeekOrigin.Begin);
stm.Write(verticesCursor);
vertexBufferCursor.Unlock();
}
else
{
// Cursor is not in this row
vertexBufferCursor = null;
}
validCursor = true;
}
}
private void updateAxisVertices(DISPLAY_RANGE range, float height, float yOffset)
{
if (device == null || functionList == null)
return;
if (!validAxis)
{
// Update the axis grid vertices
System.Single z = 0.5f;
System.Single yMin = yOffset;
System.Single yMax = height + yOffset;
// Pick the timescale
float timecale = (range.tMax - range.tMin > 15 ? 1 : 10 );
// Calculate the number of vertices
// 2 vertices per line. 1 main major marker per second, 9 minor markers inbetween.
int numMarkers = (int)(timecale * (range.tMax - range.tMin));
verticesAxis = new CustomVertex.TransformedColored[2*numMarkers];
// Loop through creating the markers
float firstMarkerTime = ((float)((int)(timecale * range.tMin))) / timecale;
for (int i = 0; i < numMarkers; i++)
{
Single time = i * (1 / timecale) + firstMarkerTime;
// Create this axis line
if ((Single) ((int) time) == time)
{
// Major marker
verticesAxis[2*i] =
new CustomVertex.TransformedColored(
(float)
((int)
((time - range.tMin)/(range.tMax - range.tMin)*
(range.xMax - range.xMin) + range.xMin)),
(float) ((int) yMin), z, 1.0f, Color.FromArgb(150, 255, 150).ToArgb());
verticesAxis[2*i + 1] =
new CustomVertex.TransformedColored(
(float)
((int)
((time - range.tMin)/(range.tMax - range.tMin)*
(range.xMax - range.xMin) + range.xMin)),
(float) ((int) ((yMax-yMin)/2+yMin)), z, 1.0f, Color.FromArgb(150, 255, 150).ToArgb());
}
else
{
// Minor Marker
verticesAxis[2*i] =
new CustomVertex.TransformedColored(
(float)
((int)
((time - range.tMin)/(range.tMax - range.tMin)*
(range.xMax - range.xMin) + range.xMin)),
(float) ((int) yMin), z, 1.0f, Color.FromArgb(100, 170, 100).ToArgb());
verticesAxis[2*i + 1] =
new CustomVertex.TransformedColored(
(float)
((int)
((time - range.tMin)/(range.tMax - range.tMin)*
(range.xMax - range.xMin) + range.xMin)),
(float)((int)((yMax - yMin) / 4 + yMin)), z, 1.0f, Color.FromArgb(100, 170, 100).ToArgb());
}
}
// Write the vertex drawing buffers
if (verticesAxis.Length > 0)
{
if (vertexBufferAxis != null)
vertexBufferAxis.Dispose();
vertexBufferAxis = new VertexBuffer(typeof (CustomVertex.TransformedColored),
verticesAxis.Length,
device,
0,
CustomVertex.TransformedColored.Format,
Pool.Default);
GraphicsStream stm = vertexBufferAxis.Lock(0, 0, 0);
stm.Seek(0, SeekOrigin.Begin);
stm.Write(verticesAxis);
vertexBufferAxis.Unlock();
}
validAxis = true;
}
}
/// <summary>
/// Paint this timeseries
/// </summary>
/// <param name="device"></param>
public void render(double cursorTime, double cursorWidth, double selectStart, double selectEnd, DISPLAY_RANGE range, int mouseX, int mouseY, float height, bool isSelected, bool hasCursor, bool drawAxis)
{
try
{
// Determine the y-offset
float yOffset = (height/(float)numRows) * (float) row;
// Update the vertices as necessary
updateLogPlotVertices(range, height / (float)numRows, yOffset, cursorTime, cursorWidth);
updateCursorVertices(cursorTime, cursorWidth, range, height / (float)numRows, yOffset, hasCursor);
if( drawAxis )
updateAxisVertices(range, height / (float)numRows, yOffset);
updateMouseVertices(mouseX, mouseY, cursorWidth, range, height / (float)numRows, yOffset);
updateSelectionVertices(selectStart, selectEnd, range, height / (float)numRows, yOffset, isSelected);
// Draw the main play bar sections
RenderSelectionBackground();
if (drawAxis)
RenderAxis();
RenderMouse();
RenderFrequency();
RenderCursor();
RenderName(height / (float)numRows, yOffset);
}
catch (Exception ex)
{
}
}
private DISPLAY_RANGE getDisplayRange()
{
// This function gets the display range of the play bar and takes into account zoom.
DISPLAY_RANGE result = new DISPLAY_RANGE();
if (baseFunctionList == null)
return result;
result.xMin = 0;
result.xMax = this.Width - 1;
if (zoom == 1.0 || baseFunctionList.dataVis == null)
{
// No zoom, fill the whole screen
if (baseFunctionList.dataVis != null)
{
result.tMin = baseFunctionList.dataVis.timeStart;
result.tMax = baseFunctionList.dataVis.timeEnd;
}else if( oFunctionMaster.reader_visualization != null && oFunctionMaster.reader_visualization.data != null )
{
result.tMin = 0;
result.tMax = oFunctionMaster.reader_visualization.data.timeEnd;
}else
{
result.tMin = 0;
result.tMax = 10;
}
result.tMinDataset = result.tMin;
result.tMaxDataset = result.tMax;
}
else
{
// Zoomed in, lets calculate the variables
result.tMinDataset = baseFunctionList.dataVis.timeStart;
result.tMaxDataset = baseFunctionList.dataVis.timeEnd;
result.tMin = (zoomCentre - ((result.tMaxDataset - result.tMinDataset) / 2) * zoom);
result.tMax = (zoomCentre + ( (result.tMaxDataset - result.tMinDataset) / 2) * zoom);
// Check if these exceed the range on either side
if (result.tMin < result.tMinDataset)
{
// Shift the range to the right
result.tMax -= result.tMin - result.tMinDataset;
result.tMin = result.tMinDataset;
}
else if (result.tMax > result.tMaxDataset)
{
// Shift the range to the left
result.tMin -= result.tMax - result.tMaxDataset;
result.tMax = result.tMaxDataset;
}
}
return result;
}
private void updateCursorVertices(double cursorTime, double cursorWidth, DISPLAY_RANGE range, float height, float yOffset, bool hasCursor)
{
if (device == null || functionList == null)
{
return;
}
if (!validCursor)
{
System.Single yMin = 2 + yOffset;
System.Single yMax = height - 2 + yOffset;
// If the cursor is in this row, tell the main visualization to redraw with our cursor data.
if (hasCursor)
{
// Gather the data
List <oSingleData> data;
if (functionList != null)
{
data = functionList.getDataRange(cursorTime, cursorWidth);
}
else
{
data = new List <oSingleData>(0);
}
// Now tell the main visualization to redraw
mainVisualization.update(data);
// Create the vertex buffer for the current mouse location
if (verticesCursor == null)
{
// Initialize the vertices
verticesCursor = new CustomVertex.TransformedColored[2 * 5];
for (int n = 0; n < verticesCursor.Length; n++)
{
verticesCursor[n] = new CustomVertex.TransformedColored(0.0f, 0.0f, 0.4f, 1.0f,
Color.FromArgb(255, 255, 0).ToArgb());
}
}
// Set the vertice positions
int i = 0;
float xEnd = (float)((cursorTime - range.tMin) / (range.tMax - range.tMin)) * (range.xMax - range.xMin) +
range.xMin;
float xStart = (float)((cursorTime - cursorWidth - range.tMin) / (range.tMax - range.tMin)) *
(range.xMax - range.xMin) + range.xMin;
verticesCursor[i].X = xEnd - 3;
verticesCursor[i++].Y = yMin;
verticesCursor[i].X = xEnd + 3;
verticesCursor[i++].Y = yMin;
verticesCursor[i].X = xEnd - 3;
verticesCursor[i++].Y = yMax;
verticesCursor[i].X = xEnd + 3;
verticesCursor[i++].Y = yMax;
verticesCursor[i].X = xEnd;
verticesCursor[i++].Y = yMin;
verticesCursor[i].X = xEnd;
verticesCursor[i++].Y = yMax;
verticesCursor[i].X = xStart;
verticesCursor[i++].Y = (yMax - yMin) / 2 + yMin;
verticesCursor[i].X = xEnd;
verticesCursor[i++].Y = (yMax - yMin) / 2 + yMin;
verticesCursor[i].X = xStart;
verticesCursor[i++].Y = (yMax - yMin) * 0.4f + yMin;
verticesCursor[i].X = xStart;
verticesCursor[i++].Y = (yMax - yMin) * 0.6f + yMin;
// Write the vertex drawing buffers
if (vertexBufferCursor != null)
{
vertexBufferCursor.Dispose();
}
vertexBufferCursor = new VertexBuffer(typeof(CustomVertex.TransformedColored),
verticesCursor.Length,
device,
0,
CustomVertex.TransformedColored.Format,
Pool.Default);
GraphicsStream stm = vertexBufferCursor.Lock(0, 0, 0);
stm.Seek(0, SeekOrigin.Begin);
stm.Write(verticesCursor);
vertexBufferCursor.Unlock();
}
else
{
// Cursor is not in this row
vertexBufferCursor = null;
}
validCursor = true;
}
}
private void updateLogPlotVertices(DISPLAY_RANGE range, float height, float yOffset, double cursorTime, double cursorWidth)
{
// Check that we have a valid device
if (device != null && functionList != null)
{
// Load the data
List <oSingleData> rawData = this.functionList.getData();
if (rawData != null && rawData.Count > 0)
{
if (!validLogPlot || lastCallCount != rawData.Count || vertexBufferLogPlot == null || vertexBufferLogPlot.Disposed || range.tMax != lastTime)
{
// Update the main visualizataion to show the new data
// Gather the data
List <oSingleData> data = functionList.getDataRange(range.tMax, cursorWidth * 2);;
//List<oSingleData> data = functionList.getDataRange(range.tMax, range.tMax - lastTime); ;
// Now tell the main visualization to redraw
mainVisualization.update(data);
// Calculate the viewing range information
validAxis = false;
lastTime = range.tMax;
System.Single z = 0.5f;
System.Single yMin = 1 + yOffset;
System.Single yMax = height - 1 + yOffset;
// Create a value array to go with the vertexes
double[] functionCount = new double[(int)((range.tMaxDataset - range.tMinDataset) / timeWidth + 0.5)];
double[] times = new double[functionCount.Length];
for (int i = 0; i < functionCount.Count(); i++)
{
functionCount[i] = 0;
times[i] = 0;
}
// Loop through the time, calculating the call count associated with each time frame
double maxFunctionCount = 0;
int index = 0;
for (int i = 0; i < functionCount.Count(); i++)
{
// Process this time step
int tmpCount = this.functionList.getDataSize(i * timeWidth + range.tMinDataset, timeWidth);
// This time index record is associated with this vertex
double count = Math.Log10(tmpCount + 1);
double nextCount = 0.0;
if (i + 2 < functionCount.Count())
{
// Calculate the next count
nextCount = Math.Log10(this.functionList.getDataSize((i + 1) * timeWidth + range.tMinDataset, timeWidth) + 1);
}
if (count < 0)
{
count = 0;
}
if (nextCount < 0)
{
nextCount = 0;
}
if ((index == 0 || functionCount[index - 1] != count) || (nextCount != count) || index == functionCount.Length - 1)
{
// Create a new vertex
functionCount[index] = count;
// Set the time for this call
times[index] = i * timeWidth + range.tMinDataset;
if (functionCount[index] > maxFunctionCount)
{
maxFunctionCount = functionCount[index];
}
index++;
}
}
// Generate the log-graph verticesLogPlot
if (maxFunctionCount <= 1)
{
maxFunctionCount = 1;
}
// Initialize the vertex array
verticesLogPlot = new CustomVertex.TransformedColored[index + 2];
// Generate the log-scale frequency plot verticesLogPlot
System.Single x;
System.Single y;
for (int i = 0; i < index; i++)
{
// Generate this vertex
x = (float)((((double)times[i] - range.tMin) / (range.tMax - range.tMin)) * (range.xMax - range.xMin) + range.xMin);
y = (float)((yMin - yMax) * (functionCount[i] / maxFunctionCount) + yMax);
verticesLogPlot[i] = new CustomVertex.TransformedColored((float)((int)(x)), (float)((int)y), z, 1.0f, Color.FromArgb(255, 255, 255).ToArgb());
}
// Create the last two vertices
x = (float)range.xMax;
y = (float)yMax;
verticesLogPlot[index] = new CustomVertex.TransformedColored((float)((int)(x)), (float)((int)y), z, 1.0f, Color.FromArgb(255, 255, 255).ToArgb());
verticesLogPlot[index + 1] = new CustomVertex.TransformedColored((float)((int)(x)), (float)(10000000000), z, 1.0f, Color.FromArgb(0, 0, 0).ToArgb());
// Setup the vertex buffer
if (vertexBufferLogPlot != null)
{
vertexBufferLogPlot.Dispose();
}
vertexBufferLogPlot = new VertexBuffer(typeof(CustomVertex.TransformedColored),
verticesLogPlot.Length,
device,
0,
CustomVertex.TransformedColored.Format,
Pool.Default);
lastCallCount = rawData.Count;
try
{
GraphicsStream stm = vertexBufferLogPlot.Lock(0, 0, 0);
stm.Seek(0, SeekOrigin.Begin);
stm.Write(verticesLogPlot);
vertexBufferLogPlot.Unlock();
}
catch (Exception ex)
{
// Do nothing
}
}
validLogPlot = true;
}
else
{
// An empty dataset
vertexBufferLogPlot = null;
}
}
}
private void updateSelectionVertices(double selectStart, double selectEnd, DISPLAY_RANGE range, float height, float yOffset, bool isSelected)
{
if (device == null || functionList == null)
{
return;
}
if (!validSelection)
{
int colour;
if (isSelected)
{
colour = Color.FromArgb(80, 80, 80).ToArgb(); // A bit lighter gray
}
else
{
colour = Color.FromArgb(40, 40, 40).ToArgb(); // Very dark gray
}
// Update the selection vertices
verticesSelectionBackground = new CustomVertex.TransformedColored[3 * 2]; // Two triangles for a box.
// General parameters
System.Single z = 0.5f;
System.Single yMin = yOffset;
System.Single yMax = height + yOffset;
int i = 0;
// Draw the background
verticesSelectionBackground[i++] =
new CustomVertex.TransformedColored(
(float)
(((selectStart - range.tMin) / (range.tMax - range.tMin)) * (range.xMax - range.xMin) + range.xMin),
yMin, z, 1.0f, colour);
verticesSelectionBackground[i++] =
new CustomVertex.TransformedColored(
(float)
(((selectEnd - range.tMin) / (range.tMax - range.tMin)) * (range.xMax - range.xMin) + range.xMin),
yMin, z, 1.0f, colour);
verticesSelectionBackground[i++] =
new CustomVertex.TransformedColored(
(float)
(((selectEnd - range.tMin) / (range.tMax - range.tMin)) * (range.xMax - range.xMin) + range.xMin),
yMax, z, 1.0f, colour);
verticesSelectionBackground[i++] =
new CustomVertex.TransformedColored(
(float)
(((selectStart - range.tMin) / (range.tMax - range.tMin)) * (range.xMax - range.xMin) + range.xMin),
yMin, z, 1.0f, colour);
verticesSelectionBackground[i++] =
new CustomVertex.TransformedColored(
(float)
(((selectStart - range.tMin) / (range.tMax - range.tMin)) * (range.xMax - range.xMin) + range.xMin),
yMax, z, 1.0f, colour);
verticesSelectionBackground[i++] =
new CustomVertex.TransformedColored(
(float)
(((selectEnd - range.tMin) / (range.tMax - range.tMin)) * (range.xMax - range.xMin) + range.xMin),
yMax, z, 1.0f, colour);
if (vertexBufferSelectionBackground != null)
{
vertexBufferSelectionBackground.Dispose();
}
vertexBufferSelectionBackground = new VertexBuffer(typeof(CustomVertex.TransformedColored),
verticesSelectionBackground.Length,
device,
0,
CustomVertex.TransformedColored.Format,
Pool.Default);
GraphicsStream stm = vertexBufferSelectionBackground.Lock(0, 0, 0);
stm.Seek(0, SeekOrigin.Begin);
stm.Write(verticesSelectionBackground);
vertexBufferSelectionBackground.Unlock();
validSelection = true;
}
}
private void updateAxisVertices(DISPLAY_RANGE range, float height, float yOffset)
{
if (device == null || functionList == null)
{
return;
}
if (!validAxis)
{
// Update the axis grid vertices
System.Single z = 0.5f;
System.Single yMin = yOffset;
System.Single yMax = height + yOffset;
// Pick the timescale
float timecale = (range.tMax - range.tMin > 15 ? 1 : 10);
// Calculate the number of vertices
// 2 vertices per line. 1 main major marker per second, 9 minor markers inbetween.
int numMarkers = (int)(timecale * (range.tMax - range.tMin));
verticesAxis = new CustomVertex.TransformedColored[2 * numMarkers];
// Loop through creating the markers
float firstMarkerTime = ((float)((int)(timecale * range.tMin))) / timecale;
for (int i = 0; i < numMarkers; i++)
{
Single time = i * (1 / timecale) + firstMarkerTime;
// Create this axis line
if ((Single)((int)time) == time)
{
// Major marker
verticesAxis[2 * i] =
new CustomVertex.TransformedColored(
(float)
((int)
((time - range.tMin) / (range.tMax - range.tMin) *
(range.xMax - range.xMin) + range.xMin)),
(float)((int)yMin), z, 1.0f, Color.FromArgb(150, 255, 150).ToArgb());
verticesAxis[2 * i + 1] =
new CustomVertex.TransformedColored(
(float)
((int)
((time - range.tMin) / (range.tMax - range.tMin) *
(range.xMax - range.xMin) + range.xMin)),
(float)((int)((yMax - yMin) / 2 + yMin)), z, 1.0f, Color.FromArgb(150, 255, 150).ToArgb());
}
else
{
// Minor Marker
verticesAxis[2 * i] =
new CustomVertex.TransformedColored(
(float)
((int)
((time - range.tMin) / (range.tMax - range.tMin) *
(range.xMax - range.xMin) + range.xMin)),
(float)((int)yMin), z, 1.0f, Color.FromArgb(100, 170, 100).ToArgb());
verticesAxis[2 * i + 1] =
new CustomVertex.TransformedColored(
(float)
((int)
((time - range.tMin) / (range.tMax - range.tMin) *
(range.xMax - range.xMin) + range.xMin)),
(float)((int)((yMax - yMin) / 4 + yMin)), z, 1.0f, Color.FromArgb(100, 170, 100).ToArgb());
}
}
// Write the vertex drawing buffers
if (verticesAxis.Length > 0)
{
if (vertexBufferAxis != null)
{
vertexBufferAxis.Dispose();
}
vertexBufferAxis = new VertexBuffer(typeof(CustomVertex.TransformedColored),
verticesAxis.Length,
device,
0,
CustomVertex.TransformedColored.Format,
Pool.Default);
GraphicsStream stm = vertexBufferAxis.Lock(0, 0, 0);
stm.Seek(0, SeekOrigin.Begin);
stm.Write(verticesAxis);
vertexBufferAxis.Unlock();
}
validAxis = true;
}
}
/// <summary>
/// Paint this timeseries
/// </summary>
/// <param name="device"></param>
public void render(double cursorTime, double cursorWidth, double selectStart, double selectEnd, DISPLAY_RANGE range, int mouseX, int mouseY, float height, bool isSelected, bool hasCursor, bool drawAxis)
{
try
{
// Determine the y-offset
float yOffset = (height / (float)numRows) * (float)row;
// Update the vertices as necessary
updateLogPlotVertices(range, height / (float)numRows, yOffset, cursorTime, cursorWidth);
updateCursorVertices(cursorTime, cursorWidth, range, height / (float)numRows, yOffset, hasCursor);
if (drawAxis)
{
updateAxisVertices(range, height / (float)numRows, yOffset);
}
updateMouseVertices(mouseX, mouseY, cursorWidth, range, height / (float)numRows, yOffset);
updateSelectionVertices(selectStart, selectEnd, range, height / (float)numRows, yOffset, isSelected);
// Draw the main play bar sections
RenderSelectionBackground();
if (drawAxis)
{
RenderAxis();
}
RenderMouse();
RenderFrequency();
RenderCursor();
RenderName(height / (float)numRows, yOffset);
}
catch (Exception ex)
{
}
}
private void updateMouseVertices(int x, int y, double cursorWidth, DISPLAY_RANGE range, float height, float yOffset)
{
if (device == null || functionList == null)
return;
if (!validMouse)
{
System.Single yMin = yOffset;
System.Single yMax = height + yOffset;
// Check if the cursor is in this row
bool inRow = false;
if (y >= (int)yMin && y <= (int)yMax)
inRow = true;
// Set the mouse text values
mouseTextPos = new Point(x + 2, (int) yMin + 3);
mouseNumCalls =
functionList.getDataSize(
((double) (x - range.xMin)/(double) (range.xMax - range.xMin))*(range.tMax - range.tMin) +
range.tMin, cursorWidth);
if (inRow)
{
// Initialize the vertices
verticesMouse = new CustomVertex.TransformedColored[4];
for (int n = 0; n < verticesMouse.Length; n++)
verticesMouse[n] = new CustomVertex.TransformedColored(0.0f, 0.0f, 0.0f, 1.0f,
Color.FromArgb(0, 255, 0).
ToArgb());
// Set the vertice positions
int i = 0;
verticesMouse[i].X = x + 2;
verticesMouse[i].Y = yMin;
verticesMouse[i++].Z = 0.4f;
verticesMouse[i].X = x + 2;
verticesMouse[i].Y = yMax;
verticesMouse[i++].Z = 0.4f;
verticesMouse[i].X = x - 2;
verticesMouse[i].Y = yMin;
verticesMouse[i++].Z = 0.4f;
verticesMouse[i].X = x - 2;
verticesMouse[i].Y = yMax;
verticesMouse[i++].Z = 0.4f;
}else
{
// Create the vertex buffer for the current mouse location
// Initialize the vertices
verticesMouse = new CustomVertex.TransformedColored[2];
for (int n = 0; n < verticesMouse.Length; n++)
verticesMouse[n] = new CustomVertex.TransformedColored(0.0f, 0.0f, 0.0f, 1.0f,
Color.FromArgb(0, 100, 0).
ToArgb());
// Set the vertice positions
int i = 0;
verticesMouse[i].X = x;
verticesMouse[i].Y = yMin;
verticesMouse[i++].Z = 0.4f;
verticesMouse[i].X = x;
verticesMouse[i].Y = yMax;
verticesMouse[i++].Z = 0.4f;
}
// Write the vertex drawing buffers
if (vertexBufferMouse != null)
vertexBufferMouse.Dispose();
vertexBufferMouse = new VertexBuffer(typeof (CustomVertex.TransformedColored),
verticesMouse.Length,
device,
0,
CustomVertex.TransformedColored.Format,
Pool.Default);
GraphicsStream stm = vertexBufferMouse.Lock(0, 0, 0);
stm.Seek(0, SeekOrigin.Begin);
stm.Write(verticesMouse);
vertexBufferMouse.Unlock();
validMouse = true;
}
}
private void updateSelectionVertices(double selectStart, double selectEnd, DISPLAY_RANGE range, float height, float yOffset, bool isSelected)
{
if (device == null || functionList == null)
return;
if (!validSelection)
{
int colour;
if (isSelected)
{
colour = Color.FromArgb(80, 80, 80).ToArgb(); // A bit lighter gray
}else
{
colour = Color.FromArgb(40, 40, 40).ToArgb(); // Very dark gray
}
// Update the selection vertices
verticesSelectionBackground = new CustomVertex.TransformedColored[3*2]; // Two triangles for a box.
// General parameters
System.Single z = 0.5f;
System.Single yMin = yOffset;
System.Single yMax = height + yOffset;
int i = 0;
// Draw the background
verticesSelectionBackground[i++] =
new CustomVertex.TransformedColored(
(float)
(((selectStart - range.tMin)/(range.tMax - range.tMin))*(range.xMax - range.xMin) + range.xMin),
yMin, z, 1.0f, colour);
verticesSelectionBackground[i++] =
new CustomVertex.TransformedColored(
(float)
(((selectEnd - range.tMin)/(range.tMax - range.tMin))*(range.xMax - range.xMin) + range.xMin),
yMin, z, 1.0f, colour);
verticesSelectionBackground[i++] =
new CustomVertex.TransformedColored(
(float)
(((selectEnd - range.tMin)/(range.tMax - range.tMin))*(range.xMax - range.xMin) + range.xMin),
yMax, z, 1.0f, colour);
verticesSelectionBackground[i++] =
new CustomVertex.TransformedColored(
(float)
(((selectStart - range.tMin)/(range.tMax - range.tMin))*(range.xMax - range.xMin) + range.xMin),
yMin, z, 1.0f, colour);
verticesSelectionBackground[i++] =
new CustomVertex.TransformedColored(
(float)
(((selectStart - range.tMin)/(range.tMax - range.tMin))*(range.xMax - range.xMin) + range.xMin),
yMax, z, 1.0f, colour);
verticesSelectionBackground[i++] =
new CustomVertex.TransformedColored(
(float)
(((selectEnd - range.tMin)/(range.tMax - range.tMin))*(range.xMax - range.xMin) + range.xMin),
yMax, z, 1.0f, colour);
if (vertexBufferSelectionBackground != null)
vertexBufferSelectionBackground.Dispose();
vertexBufferSelectionBackground = new VertexBuffer(typeof (CustomVertex.TransformedColored),
verticesSelectionBackground.Length,
device,
0,
CustomVertex.TransformedColored.Format,
Pool.Default);
GraphicsStream stm = vertexBufferSelectionBackground.Lock(0, 0, 0);
stm.Seek(0, SeekOrigin.Begin);
stm.Write(verticesSelectionBackground);
vertexBufferSelectionBackground.Unlock();
validSelection = true;
}
}
private void updateMouseVertices(int x, int y, double cursorWidth, DISPLAY_RANGE range, float height, float yOffset)
{
if (device == null || functionList == null)
{
return;
}
if (!validMouse)
{
System.Single yMin = yOffset;
System.Single yMax = height + yOffset;
// Check if the cursor is in this row
bool inRow = false;
if (y >= (int)yMin && y <= (int)yMax)
{
inRow = true;
}
// Set the mouse text values
mouseTextPos = new Point(x + 2, (int)yMin + 3);
mouseNumCalls =
functionList.getDataSize(
((double)(x - range.xMin) / (double)(range.xMax - range.xMin)) * (range.tMax - range.tMin) +
range.tMin, cursorWidth);
if (inRow)
{
// Initialize the vertices
verticesMouse = new CustomVertex.TransformedColored[4];
for (int n = 0; n < verticesMouse.Length; n++)
{
verticesMouse[n] = new CustomVertex.TransformedColored(0.0f, 0.0f, 0.0f, 1.0f,
Color.FromArgb(0, 255, 0).
ToArgb());
}
// Set the vertice positions
int i = 0;
verticesMouse[i].X = x + 2;
verticesMouse[i].Y = yMin;
verticesMouse[i++].Z = 0.4f;
verticesMouse[i].X = x + 2;
verticesMouse[i].Y = yMax;
verticesMouse[i++].Z = 0.4f;
verticesMouse[i].X = x - 2;
verticesMouse[i].Y = yMin;
verticesMouse[i++].Z = 0.4f;
verticesMouse[i].X = x - 2;
verticesMouse[i].Y = yMax;
verticesMouse[i++].Z = 0.4f;
}
else
{
// Create the vertex buffer for the current mouse location
// Initialize the vertices
verticesMouse = new CustomVertex.TransformedColored[2];
for (int n = 0; n < verticesMouse.Length; n++)
{
verticesMouse[n] = new CustomVertex.TransformedColored(0.0f, 0.0f, 0.0f, 1.0f,
Color.FromArgb(0, 100, 0).
ToArgb());
}
// Set the vertice positions
int i = 0;
verticesMouse[i].X = x;
verticesMouse[i].Y = yMin;
verticesMouse[i++].Z = 0.4f;
verticesMouse[i].X = x;
verticesMouse[i].Y = yMax;
verticesMouse[i++].Z = 0.4f;
}
// Write the vertex drawing buffers
if (vertexBufferMouse != null)
{
vertexBufferMouse.Dispose();
}
vertexBufferMouse = new VertexBuffer(typeof(CustomVertex.TransformedColored),
verticesMouse.Length,
device,
0,
CustomVertex.TransformedColored.Format,
Pool.Default);
GraphicsStream stm = vertexBufferMouse.Lock(0, 0, 0);
stm.Seek(0, SeekOrigin.Begin);
stm.Write(verticesMouse);
vertexBufferMouse.Unlock();
validMouse = true;
}
}