/// <summary>
/// Gets the rectangle.
/// </summary>
/// <param name="format">The format.</param>
/// <param name="xStart">The x start.</param>
/// <param name="yStart">The y start.</param>
/// <param name="color">The color.</param>
/// <param name="Opacity">The opacity.</param>
/// <param name="scaleFactor">The scale factor.</param>
/// <returns></returns>
public static SvgRectangle GetRectangle(this cursorZoneSpatialSettings format, Int32 xStart, Int32 yStart, Color color, float Opacity = 0.5F, Double scaleFactor = 1)
{
var rct = new SvgRectangle();
var tmp = format.GetResized(scaleFactor);
Int32 newX = Convert.ToInt32((Convert.ToDouble(format.width) / 2) - (Convert.ToDouble(format.width) * (scaleFactor / 2)));
Int32 newY = Convert.ToInt32((Convert.ToDouble(format.height) / 2) - (Convert.ToDouble(format.height) * (scaleFactor / 2)));
rct.Fill = new SvgColourServer(color);
rct.Stroke = new SvgColourServer(Color.White);
rct.StrokeWidth = 1;
rct.FillOpacity = Opacity;
rct.FillRule = SvgFillRule.Inherit;
// rct.Font = "Gulliver";
// rct.FontSize = 10;
rct.Opacity = Opacity;
rct.X = (xStart + newX + tmp.innerLeftPosition).Get_upx();
rct.Y = (yStart + newY + tmp.innerTopPosition).Get_upx();
rct.Width = tmp.innerBoxedWidth;
rct.Height = tmp.innerBoxedHeight;
return(rct);
}
/// <summary>
/// Gets the resized.
/// </summary>
/// <param name="format">The format.</param>
/// <param name="scaleFactor">The scale factor.</param>
/// <returns></returns>
public static cursorZoneSpatialSettings GetResized(this cursorZoneSpatialSettings format, Double scaleFactor)
{
Int32 newWidth = Convert.ToInt32(Convert.ToDouble(format.width) * scaleFactor);
Int32 newHeight = Convert.ToInt32(Convert.ToDouble(format.height) * scaleFactor);
var output = new cursorZoneSpatialSettings(newWidth, newHeight, format.margin.left, format.margin.top, format.padding.left, format.padding.top);
return(output);
}
/// <summary>
/// Gets the SVG text.
/// </summary>
/// <param name="text">The text.</param>
/// <param name="format">The format.</param>
/// <param name="x">The x.</param>
/// <param name="y">The y.</param>
/// <returns></returns>
public static SvgText GetSvgText(this String text, cursorZoneSpatialSettings format, Int32 x, Int32 y)
{
Int32 xStart = x * format.width;
Int32 yStart = y * format.height;
Svg.SvgText label = new SvgText(text);
label.X = new SvgUnit(xStart + (format.width / 2) - ((text.Length * format.spatialUnit) / 2));
label.Y = new SvgUnit((yStart + (format.height / 2) + (format.spatialUnitHeight)));
label.Fill = new SvgColourServer(Color.Black);
//label.Font = new Font("Gulliver");
return(label);
}
/// <summary>
/// Renders the specified <see cref="HeatMapModel"/>, optionally saves the output SVG
/// </summary>
/// <param name="model">The model.</param>
/// <param name="filePath">The file path.</param>
/// <returns></returns>
public Svg.SvgDocument Render(HeatMapModel model, String filePath = "")
{
rangeFinder valueRange = model.DetectMinMax();
var lColor = style.LowColor.GetColorVersionWithAlpha(style.MinOpacity); //.ColorToHex();
var hColor = style.HighColor.GetColorVersionWithAlpha(style.MaxOpacity); //.ColorToHex();
ColorGradient colorGradient = new ColorGradient(lColor, hColor, ColorGradientFunction.AllAToB);
cursorZoneSpatialSettings format = style.fieldContainer.GetFormatSetup();
format.spatialUnit = 8;
format.spatialUnitHeight = 10;
Int32 width = (model.weight * format.width) + format.margin.right;
Int32 height = (model.height * format.height) + format.margin.bottom;
Svg.SvgDocument output = new Svg.SvgDocument
{
Width = width,
Height = height,
Ppi = 100
};
var mainContainer = new SvgGroup();
output.Children.Add(mainContainer);
//(new SvgLength(width), new SvgLength(height));
// output.ViewBox = new SvgViewBox(-100, -100, width+100, height+100);
var group = new SvgGroup();
mainContainer.Children.Add(group);
var layerTwo = new SvgGroup();
mainContainer.Children.Add(layerTwo);
prepareLabels(model);
var hor = new SvgGroup();
if (style.options.HasFlag(HeatMapRenderOptions.addHorizontalLabels))
{
layerTwo.Children.Add(hor);
}
for (int x = 0; x < model.weight; x++)
{
Int32 xStart = x * format.width;
Svg.SvgText label = xLabels[x].GetSvgText(format, x, -1);
//Svg.SvgText label = new SvgText(xLabels[x])
//{
// X = (xStart + (format.width / 2) - format.margin.right).Get_px(),
// Y = (-format.height / 2).Get_px(),
// Color = new SvgColourServer(Color.Black),
// Font = "Gulliver"
//};
hor.Children.Add(label);
var vert = new SvgGroup();
layerTwo.Children.Add(vert);
var vertLabels = new SvgGroup();
var vertValues = new SvgGroup();
var vertScale = new SvgGroup();
if (style.options.HasFlag(HeatMapRenderOptions.addVerticalLabels))
{
vert.Children.Add(vertLabels);
}
if (style.options.HasFlag(HeatMapRenderOptions.addVerticalValueScale))
{
vert.Children.Add(vertScale);
}
if (style.options.HasFlag(HeatMapRenderOptions.addVerticalValueScale))
{
vert.Children.Add(vertValues);
}
for (int y = 0; y < model.height; y++)
{
Int32 yStart = y * format.height;
if (x == 0)
{
Double ratio = valueRange.GetPositionInRange(y); //model.GetRatioForScale(y, style.minimalOpacity, model.height); //(1+ style.minimalOpacity).GetRatio(y+1);
Double scaleFactor2 = ratio;
if (!style.options.HasFlag(HeatMapRenderOptions.resizeFields))
{
scaleFactor2 = 1;
}
if (ratio > 1)
{
ratio = 1;
}
var lbl2 = format.GetRectangle((-format.width * 2), yStart, colorGradient.GetColor(ratio), Convert.ToSingle(ratio), scaleFactor2);
vertScale.Children.Add(lbl2);
Svg.SvgText label2 = yLabels[y].GetSvgText(format, -1, y);
vertLabels.Children.Add(label2);
//Svg.SvgText label = xLabels[x].GetSvgText(format, x, -1);
//Svg.SvgText label2 = new SvgText(yLabels[y])
//{
// X = (format.margin.left - format.width).Get_px(),
// Y = (yStart+(format.height / 2)).Get_px(),
// Color = new SvgColourServer(Color.Black),
// Font = "Gulliver"
//};
Int32 xp = Convert.ToInt32((-Convert.ToDouble(format.width) * 2.5) + format.margin.left);
//Double vl = (1.GetRatio(y + 1)) * model.ranger.Maximum;
Double vl = model.GetValueForScaleY(y);
Svg.SvgText value = vl.ToString(style.valueFormat).GetSvgText(format, -3, y);
//Svg.SvgText value = new SvgText()
//{
// X = (xp- format.margin.right).Get_px(),
// Y = (yStart + (format.height / 2) ).Get_px(),
// Fill = new SvgColourServer(Color.Black),
// // Color = new SvgColourServer(Color.White),
// Font = "Gulliver"
//};
vertValues.Children.Add(value);
}
Double val = valueRange.GetPositionInRange(model[x, y]); // model.GetRatioValue(x, y, style.minimalOpacity);
Color valC = colorGradient.GetColor(val);
Double scaleFactor = val;
if (!style.options.HasFlag(HeatMapRenderOptions.resizeFields))
{
scaleFactor = 1;
}
var rct = format.GetRectangle(xStart, yStart, valC, Convert.ToSingle(val), scaleFactor);
group.Children.Add(rct);
}
}
if (!filePath.isNullOrEmpty())
{
if (!filePath.EndsWith(".svg", true, CultureInfo.CurrentCulture))
{
filePath += ".svg";
}
output.Save(filePath);
// throw new NotImplementedException();
/* var code = output.GetXML(); //Encoding.UTF8.GetString(stream.GetBuffer());
*
*/
}
return(output);
}
/// <summary>
/// Returns the zone spatial settings -- btw. top/bottom and left/right margin and padding are equalized: top=>bottom, left=>right
/// </summary>
/// <returns></returns>
public cursorZoneSpatialSettings GetFormatSetup()
{
cursorZoneSpatialSettings output = new cursorZoneSpatialSettings(minSize.width, minSize.height, sizeAndBorder.left.margin, sizeAndBorder.top.margin, sizeAndBorder.left.padding, sizeAndBorder.top.padding);
return(output);
}
