public float GetMinRangeX()
{
return(Projection.GetMinRangeX());
}
public HorizontalGridLinePainter(int width, Projection projection)
{
_width = width;
_projection = projection;
}
public void MoveRangeX(float delta)
{
Projection.moveRangeX(delta); // Common x-axis for all graphs
paintAll(_graphicsPictureBox);
}
public void SetRangeX(float xMin, float xMax)
{
Projection.setRangeX(xMin, xMax); // Common x-axis for all graphs
paintAll(_graphicsPictureBox);
}
public void SetRangeY(float yMin, float yMax)
{
Projection.setRangeY(yMin, yMax);
}
// Call this after fylling with all points (after parsing of the file)
public void init_X_Limit()
{
Projection.SetX_Limit(GetMinimumX(), GetMaximumX());
}
public void MouseWheel(object sender, MouseEventArgs e)
{
Point screenPoint = Cursor.Position;
Point graphPoint = _pictureBox.PointToClient(screenPoint);
float fZoomingPoint_real;
float newRange;
if ((Control.ModifierKeys & Keys.Control) == Keys.Control)
{
zoom_Y(sender, e);
return;
}
else if ((Control.ModifierKeys & Keys.Alt) == Keys.Alt)
{
float fMax = _graphList[1].projection.YMax;
float fMin = _graphList[1].projection.YMin;
int graphHeight = ((PictureBox)sender).Height;
Point relatMousePoint = _pictureBox.PointToClient(screenPoint);
float fZoomingCoef = ((float)relatMousePoint.Y) / graphHeight; // Projection.Height;
fZoomingPoint_real = fMax - (_graphList[1].projection.YRange * fZoomingCoef);
if (e.Delta > 0)
{
newRange = _graphList[1].projection.YRange / 1.2f;
}
else
{
newRange = _graphList[1].projection.YRange * 1.2f;
}
float fNewY_end = fZoomingPoint_real + fZoomingCoef * newRange;
float fNewY_start = fNewY_end - newRange;
/*
* if (fNewY_start < graphicMinX)
* fNewY_start = graphicMinX;
*
* if (fNewY_end > graphicMaxX)
* fNewY_end = graphicMaxX;
*/
_graphList[1].projection.SetY_Limit(fNewY_start, fNewY_end);
Refresh();
_form.positionPanel_Refresh();
return;
}
int graphWidth = ((PictureBox)sender).Width;
// TODO: min/max X should be found when adding points to graphs. Change "GetMinimuxX()";
float graphicMinX = _graphList[0].GetFirstPoint().X; // GetMinimumX();
float graphicMaxX = _graphList[0].GetLastPoint().X; //GetMaximumX();
float graphicRangeX = graphicMaxX - graphicMinX;
float fZoomingPointProportion = ((float)graphPoint.X) / graphWidth;
fZoomingPoint_real = Projection.XMin + (Projection.XRange * fZoomingPointProportion);
if (e.Delta > 0)
{
newRange = Projection.XRange / 2;
}
else
{
newRange = Projection.XRange * 2;
}
float fNewX_start = fZoomingPoint_real - fZoomingPointProportion * newRange;
float fNewX_end = fNewX_start + newRange;
if (fNewX_start < graphicMinX)
{
fNewX_start = graphicMinX;
}
if (fNewX_end > graphicMaxX)
{
fNewX_end = graphicMaxX;
}
Projection.setRangeX(fNewX_start, fNewX_end);
Refresh();
_form.positionPanel_Refresh();
}