private void WriteGradientDefs(List <GradientFill> gradients)
{
WriteTag(VexDrawTag.GradientFillList);
WriteBits(0, 5); // note: no nBits here, just padding
WriteBits(gradients.Count, 11);
for (int index = 0; index < gradients.Count; index++)
{
GradientFill gf = gradients[index];
// first type - all non radial will be solid
// use 8 bits for future expansion and to keep semi aligned
int type = (gf.FillType == FillType.Radial) ? 1 : 0;
WriteBits(type, 3);
float[] tltr = DrawObject.GetGradientLine(gf);
int[] values = new int[4];
for (int i = 0; i < tltr.Length; i++)
{
values[i] = (int)(tltr[i] * DrawObject.twips);
}
WriteFourNBitValues(values);
// new argb colors
List <Color> colors = new List <Color>(gf.Fills);
List <float> positions = new List <float>(gf.Stops);
if (gf.FillType == FillType.Radial)
{
gf.ReverseStops(colors, positions);
}
// stops and ratios [[col,rat],[col,rat]...]
int stopCount = colors.Count;
if (stopCount > 8)
{
stopCount = 8;
Console.WriteLine("*Flash only supports 8 colors max in gradients");
}
uint[] wCols = new uint[stopCount];
for (int i = 0; i < stopCount; i++)
{
wCols[i] = colors[i].AFlipRGB;
}
uint colBits = MinBits(wCols);
WriteNBitsCount(colBits);
int[] ratios = new int[positions.Count];
for (int i = 0; i < stopCount; i++)
{
ratios[i] = (int)(positions[i] * 255);
}
uint ratioBits = MinBits(ratios);
WriteNBitsCount(ratioBits);
WriteBits(stopCount, 11);
for (int i = 0; i < stopCount; i++)
{
WriteBits(wCols[i], colBits);
WriteBits(ratios[i], ratioBits);
}
}
FlushTag();
}
public void ToJson(StringBuilder sb)
{
sb.Append("\n{\n");
// Definition Names
sb.Append("\"definitionNameTable\":[");
string comma = "";
foreach (uint id in definitionNames.Keys)
{
sb.Append(comma + "[" + id + ",\"" + definitionNames[id] + "\"]");
comma = ",";
}
sb.Append("],\n");
// Instance Names
sb.Append("\"instanceNameTable\":[");
comma = "";
foreach (uint id in instanceNames.Keys)
{
sb.Append(comma + "[" + id + ",\"" + instanceNames[id] + "\"]");
comma = ",";
}
sb.Append("],\n");
// strokes
sb.Append("\"strokes\":[");
//sb.Append("\\\\ strokes\n[");
comma = "";
foreach (SolidStroke ss in strokes)
{
sb.Append(comma + ss.LineWidth.ToString("0.##") + ",");
sb.Append(ss.Color.AFlipRGB.ToString());
comma = ",";
}
sb.Append("],\n");
// solid fills
sb.Append("\"fills\":[\n");
//sb.Append("[\n\\\\ solid fills\n");
comma = "";
bool inGradients = false;
foreach (FillStyle fs in fills)
{
if (fs.FillType == FillType.Solid)
{
SolidFill sf = (SolidFill)fs;
sb.Append(comma + sf.Color.AFlipRGB.ToString());
comma = ",";
}
else
{
if (!inGradients)
{
sb.Append(",\n");
//sb.Append(",\n\\\\ gradients\n");
comma = "";
}
inGradients = true;
GradientFill gf = (GradientFill)fs;
sb.Append(comma + "[");
sb.Append(gf.GradientType == GradientType.Linear ? "\"L\"," : "\"R\",");
sb.Append("[" + GetGradientLineString(gf) + "],");
// new argb colors
List <Color> colors = new List <Color>(gf.Fills);
List <float> positions = new List <float>(gf.Stops);
if (gf.FillType == FillType.Radial)
{
gf.ReverseStops(colors, positions);
}
string comma2 = "";
sb.Append("[");
for (int i = 0; i < colors.Count; i++)
{
Color c = colors[i];
sb.Append(comma2 + c.AFlipRGB.ToString() + ",");
sb.Append(positions[i].ToString("0.##"));
comma2 = ",";
}
sb.Append("]]");
comma = ",\n";
}
}
sb.Append("\n],\n");
sb.Append("\"images\":[\n");
comma = "";
foreach (DrawImage image in drawImages)
{
sb.Append(comma);
image.ToJson(sb);
comma = ",\n";
}
sb.Append("\n],\n");
sb.Append("\"symbols\":[\n");
comma = "";
foreach (DrawSymbol symbol in drawSymbols)
{
sb.Append(comma);
symbol.ToJson(sb);
comma = ",\n";
}
sb.Append("\n],\n");
sb.Append("\"timelines\":[\n");
comma = "";
foreach (DrawTimeline tl in drawTimelines)
{
sb.Append(comma);
tl.ToJson(sb);
comma = ",\n";
}
sb.Append("\n]\n");
sb.Append("\n}\n");
}
