private async void ImageButton_Clicked_2(object sender, EventArgs e)
{
if (loading.Count == 0)
{
isRunning = true;
string fileName = await DisplayPromptAsync("Save", "What would you like the file name to be?", "OK", "Cancel", "File Name");
//Gives option to save file with a custom name on photo gallery
if (fileName != null && fileName != "" && fileName != "Cancel" && fileName != "OK")
{
option = await DisplayActionSheet("Quality", null, null, "Custom", "Max High", "Ultra High", "High", "Medium", "Low", "Very Low");
Option_Check();
cancel = false;
canvasImage.IsVisible = true;
canvasImageFast.IsVisible = false;
loading.Add("Loading . . . ");
double ri;
double ci;
double l;
string downloadMacro;
string downloadMicro;
if (AdvancedModes.createAdvanced)
{
downloadMacro = AdvancedModes.macroInput;
downloadMicro = AdvancedModes.microInput;
ri = AdvancedModes.realInput;
ci = AdvancedModes.complexInput;
l = AdvancedModes.lengthInput;
}
else
{
downloadMacro = selectedColor;
downloadMicro = selecterColorMicro;
if (item <= 12)
{
ri = varList1[item];
ci = varList2[item];
l = varList3[item];
}
else
{
ri = SavedFractals[item - 13].SavedReal;
ci = SavedFractals[item - 13].SavedComplex;
l = SavedFractals[item - 13].SavedLength;
}
}
//Making 2x2 array with size height export and width export
Complex complix;
Pixel[,] picture = new Pixel[heightExport, widthExport];
int a;
int b;
//Setting format to Jpeg
SKEncodedImageFormat imageFormat = SKEncodedImageFormat.Jpeg;
int quality = 100;
//For loop with calculations, every column calulated between loading changes
//i goes up by the length value to make proportional
for (double i = ri * heightExport; i < (ri + l) * heightExport; i += l)
{
if (cancel)
{
break;
}
Loading();
for (double j = ci * widthExport; j < (ci + l) * widthExport; j += l)
{
if (cancel)
{
break;
}
//setting shift of and position
a = (int)((i - ri * heightExport) / l);
b = (int)((j - ci * widthExport) / l);
complix = new Complex((i - (14 * heightExport / 20.0)) / (widthExport / 3.0), (j - (widthExport / 2.0)) / (heightExport / 3.0 * widthExport / heightExport));
int onoff = (int)(Iterate(complix) * 255);
updatePixelInputs(downloadMacro, downloadMicro, onoff);
picture[a, b] = new Pixel(intInput1, intInput2, intInput3);
//Sets individual pixels
if (picture[a, b] == null)
{
picture[a, b] = new Pixel(0, 0, 0);
SKColor colorPixelNull = new SKColor((byte)picture[a, b].GetRed(), (byte)picture[a, b].GetGreen(), (byte)picture[a, b].GetBlue());
bitmap.SetPixel(a, b, colorPixelNull);
}
else
{
SKColor colorPixel = new SKColor((byte)picture[a, b].GetRed(), (byte)picture[a, b].GetGreen(), (byte)picture[a, b].GetBlue());
bitmap.SetPixel(a, b, colorPixel);
}
}
//Saves image every column
using (MemoryStream memStream = new MemoryStream())
using (SKManagedWStream wstream = new SKManagedWStream(memStream))
{
bitmap.Encode(wstream, imageFormat, quality);
byte[] data = memStream.ToArray();
if (data != null && data.Length != 0)
{
await DependencyService.Get <IPhotoLibrary>().
SavePhotoAsync(data, "SaveFileFormats", fileName + ".Jpeg");
}
}
}
cancel = false;
}
heightExport = (int)(Settings.QualityOptions[0].Quality);
widthExport = (int)(Settings.QualityOptions[0].Quality);
if (loading.Count != 0)
{
loading.RemoveAt(0);
}
isRunning = false;
}
}
public async void GenerateMandelbrotZoom(double ri, double ci, double l, string macroColor, string microColor)
{
if (loading.Count == 0)
{
isRunning = true;
cancel = false;
canvasImage.IsVisible = false;
loading.Add("Loading . . . ");
bitmapFast = new SKBitmap(widthExport, heightExport, true);
canvasImageFast.IsVisible = true;
cancel = false;
//Making 2x2 array with size height export and width export
Complex complix;
Pixel[,] picture = new Pixel[widthExport, heightExport];
int a;
int b;
//Setting format to Jpeg
SKEncodedImageFormat imageFormat = SKEncodedImageFormat.Jpeg;
int quality = 100;
//For loop with calculations, every column calulated between loading changes
//i goes up by the length value to make proportional
for (double i = ri * widthExport; i < (ri + l) * widthExport; i += l)
{
if (cancel)
{
break;
}
for (double j = ci * heightExport; j < (ci + l) * heightExport; j += l)
{
if (cancel)
{
break;
}
//setting shift of and position
a = (int)((i - ri * widthExport) / l);
b = (int)((j - ci * heightExport) / l);
complix = new Complex((i - (14 * heightExport / 20.0)) / (widthExport / 3.0), (j - (widthExport / 2.0)) / (heightExport / 3.0 * widthExport / heightExport));
int onoff = (int)(Iterate(complix) * 255);
updatePixelInputs(macroColor, microColor, onoff);
picture[a, b] = new Pixel(intInput1, intInput2, intInput3);
//Sets individual pixels
if (picture[a, b] == null)
{
picture[a, b] = new Pixel(0, 0, 0);
SKColor colorPixelNull = new SKColor((byte)picture[a, b].GetRed(), (byte)picture[a, b].GetGreen(), (byte)picture[a, b].GetBlue());
bitmapFast.SetPixel(a, b, colorPixelNull);
}
else
{
SKColor colorPixel = new SKColor((byte)picture[a, b].GetRed(), (byte)picture[a, b].GetGreen(), (byte)picture[a, b].GetBlue());
bitmapFast.SetPixel(a, b, colorPixel);
}
}
//Saves image every column
using (MemoryStream memStream = new MemoryStream())
using (SKManagedWStream wstream = new SKManagedWStream(memStream))
{
bitmapFast.Encode(wstream, imageFormat, quality);
byte[] data = memStream.ToArray();
if (data != null && data.Length != 0)
{
string fileName = null;
await DependencyService.Get <IPhotoLibrary>().
SavePhotoAsync(data, "SaveFileFormats", fileName + ".Jpeg");
}
}
Loading();
}
loading.RemoveAt(0);
isRunning = false;
}
}