public void SetAxis(AxisModel axis)
{
Config = new CanvasConfiguration();
Config.BuildConfiguration(axis, AttachedCanvas.ActualWidth, AttachedCanvas.ActualHeight);
DrawGrid();
AdjustLocationsAfterResize();
}
private void DrawGrid()
{
if (dotGrid == null)
{
dotGrid = new CanvasComponent();
}
if (Config == null)
{
// If we don't have a configuration yet, create the default...
Config = new CanvasConfiguration();
Config.BuildConfiguration(-800, 800, -400, 400,
AttachedCanvas.ActualWidth, AttachedCanvas.ActualHeight,
40, 20, 5, 5);
}
ResetGrid();
double total_x = Math.Abs(Config.XMin) + Config.XMax;
double total_y = Math.Abs(Config.YMin) + Config.YMax;
double pct_x = Math.Abs(Config.XMin) / total_x;
double pct_y = Math.Abs(Config.YMax) / total_y;
int origin_xi = (int)(pct_x * (double)Config.XCount);
int origin_yi = (int)(pct_y * (double)Config.YCount);
double origin_xp = origin_xi * Config.XIncrement + Config.XStart + 1;
double origin_yp = origin_yi * Config.YIncrement + Config.YStart + 1;
var axisLine = CreateLine(0, origin_yp, AttachedCanvas.ActualWidth, origin_yp);
axisLine.Stroke = new SolidColorBrush(Colors.Black);
if (axisLineX != null)
{
GetBaseLayer().RemoveComponent(axisLineX);
axisLineX.Shapes.Clear();
}
else
{
axisLineX = new CanvasComponent();
}
axisLineX.AddUiElement(axisLine);
GetBaseLayer().AddComponent(axisLineX);
axisLine = CreateLine(origin_xp, 0, origin_xp, AttachedCanvas.ActualHeight);
axisLine.Stroke = new SolidColorBrush(Colors.Black);
if (axisLineY != null)
{
GetBaseLayer().RemoveComponent(axisLineY);
axisLineY.Shapes.Clear();
}
else
{
axisLineY = new CanvasComponent();
}
axisLineY.AddUiElement(axisLine);
GetBaseLayer().AddComponent(axisLineY);
}