//Draw selected icon to render
private void drawIcon()
{
Bitmap drawBitmap = new Bitmap(177, 177);
Graphics drawGraphics = Graphics.FromImage(drawBitmap);
Pen blackPen = new Pen(Color.Black);
//Load icon data
loadIcons();
drawGraphics.PixelOffsetMode = PixelOffsetMode.Half;
drawGraphics.InterpolationMode = InterpolationMode.NearestNeighbor;
//Draw selected icon to drawBitmap
drawGraphics.DrawImage(iconBitmap[selectedIcon], 0, 0, 177, 177);
//Set offset mode to default so grid can be drawn
drawGraphics.PixelOffsetMode = PixelOffsetMode.Default;
//Draw grid
for (int y = 0; y < 17; y++)
{
drawGraphics.DrawLine(blackPen, 0, (y * 11), 177, (y * 11));
}
for (int x = 0; x < 17; x++)
{
drawGraphics.DrawLine(blackPen, (x * 11), 0, (x * 11), 177);
}
drawGraphics.Dispose();
drawBitmap.Save("temp.bmp", System.Drawing.Imaging.ImageFormat.Bmp);
IconImage = new Avalonia.Media.Imaging.Bitmap("temp.bmp");
}
public byte[] ImageToByteArray(Avalonia.Media.Imaging.Bitmap image)
{
using (MemoryStream stream = new MemoryStream())
{
image.Save(stream);
return(stream.ToArray());
}
}
private string ImageToBase64(Avalonia.Media.Imaging.Bitmap image)
{
using (MemoryStream stream = new MemoryStream())
{
image.Save(stream);
return(Convert.ToBase64String(stream.ToArray()));
}
}
public static System.Drawing.Image ToDrawingImage(this Avalonia.Media.Imaging.Bitmap bmp)
{
System.Drawing.Image ret;
using (MemoryStream stream = new MemoryStream())
{
bmp.Save(stream);
ret = System.Drawing.Image.FromStream(stream);
}
return(ret);
}
public void init(string F, string N, string C, string S, int mol, List <string> vs)
{
TextBox text = this.FindControl <TextBox>("text");
text.Text = string.Join("\n\n", new List <string> {
"化学式: " + F,
"名称: " + N,
"CAS 号: " + (C == "" || C == null ? "未知" : C),
"分子质量: " + (mol / 10.0).ToString("N1") + " g/mol",
"SMILES: " + S,
"贡献者: " + string.Join(", ", vs)
});
string can = "";
foreach (char ch in S)
{
int hex = ch;
can += "%" + Convert.ToString(hex, 16);
}
try
{
// 使用 KingDraw 的 API 将 SMILES 转换为图片
WebResponse response = WebRequest.Create("http://baike.kingdraw.com/api/smilesToImage?smiles=" + can).GetResponse();
Stream stream = response.GetResponseStream();
System.Drawing.Image image = System.Drawing.Image.FromStream(stream);
Bitmap bitmap = new Bitmap(image);
if (image.Width > 280)
{
bitmap = ZoomImage(bitmap, image.Height * 280 / image.Width, 280);
}
Color clr;
for (int x = 0; x < bitmap.Width; ++x)
{
for (int y = 0; y < bitmap.Height; ++y)
{
clr = bitmap.GetPixel(x, y);
bitmap.SetPixel(x, y, Color.FromArgb(Math.Max(40, 255 - clr.R), Math.Max(40, 255 - clr.G), Math.Max(40, 255 - clr.B)));
}
}
Stream str = new MemoryStream();
bitmap.Save(str, ImageFormat.Png);
str.Position = 0;
Avalonia.Media.Imaging.Bitmap bitmap1 = new Avalonia.Media.Imaging.Bitmap(str);
this.FindControl <Avalonia.Controls.Image>("img").Source = bitmap1;
Height += bitmap1.Size.Height;
this.FindControl <Avalonia.Controls.Image>("img").Height = bitmap1.Size.Height;
this.FindControl <Avalonia.Controls.Image>("img").Width = bitmap1.Size.Width;
}
catch (Exception) { }
}
//Draw palette image to render
private void drawPalette()
{
Bitmap paletteBitmap = new Bitmap(8, 2);
Bitmap drawBitmap = new Bitmap(121, 31);
Graphics drawGraphics = Graphics.FromImage(drawBitmap);
Pen blackPen = new Pen(Color.Black);
int colorCounter = 0;
//Load pallete data
loadPalette();
drawGraphics.PixelOffsetMode = PixelOffsetMode.Half;
drawGraphics.InterpolationMode = InterpolationMode.NearestNeighbor;
//Plot pixels onto bitmap
for (int y = 0; y < 2; y++)
{
for (int x = 0; x < 8; x++)
{
paletteBitmap.SetPixel(x, y, iconPalette[colorCounter]);
colorCounter++;
}
}
//Draw palette to drawBitmap
drawGraphics.DrawImage(paletteBitmap, 0, 0, 120, 30);
//Set offset mode to default so grid can be drawn
drawGraphics.PixelOffsetMode = PixelOffsetMode.Default;
//Draw grid
for (int y = 0; y < 3; y++)
{
drawGraphics.DrawLine(blackPen, 0, (y * 15), 121, (y * 15));
}
for (int x = 0; x < 9; x++)
{
drawGraphics.DrawLine(blackPen, (x * 15), 0, (x * 15), 31);
}
drawGraphics.Dispose();
drawBitmap.Save("temp.bmp", System.Drawing.Imaging.ImageFormat.Bmp);
PaletteImage = new Avalonia.Media.Imaging.Bitmap("temp.bmp");
}
/// <summary>
/// データのダウンロード完了後イベントハンドラ
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void ClientDownloadDataCompleted(object sender, DownloadDataCompletedEventArgs e)
{
try
{
byte[] bytes = e.Result;
Stream stream = new MemoryStream(bytes);
var image = new Avalonia.Media.Imaging.Bitmap(stream);
var bitmapProperty = (ReactivePropertySlim <Avalonia.Media.Imaging.Bitmap>?)e.UserState;
bitmapProperty !.Value = image;
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex);
}
}
private async void InfoWindow_Opened(object sender, EventArgs e)
{
await Task.Delay(100);
try
{
if (item.FileFormat == FileFormat.SevenZip)
{
throw new Exception("Can't load from compressed files.");
}
var filePath = Path.Combine(item.FullFolderPath, item.ImageFile);
var gdtexture = await Task.Run(() => ImageHelper.GetGdText(filePath));
if (gdtexture == null)
{
throw new Exception("File not found");
}
else
{
var decoded = await Task.Run(() => new PuyoTools.PvrTexture().GetDecoded(gdtexture));
using (var memory = new MemoryStream())
{
byte[] data = decoded.Item1;
using (var writeableBitmap = new Avalonia.Media.Imaging.WriteableBitmap(new PixelSize(decoded.Item2, decoded.Item3), new Vector(96, 96), Avalonia.Platform.PixelFormat.Bgra8888, Avalonia.Platform.AlphaFormat.Unpremul))
{
using (var l = writeableBitmap.Lock())
System.Runtime.InteropServices.Marshal.Copy(data, 0, l.Address, data.Length);
writeableBitmap.Save(memory);
memory.Position = 0;
GdTexture = new Avalonia.Media.Imaging.Bitmap(memory);
LabelText = null;
}
}
}
}
catch (Exception ex)
{
LabelText = ex.Message;
}
}
public ExportIdentityViewModel()
{
this.QRImage = null;
this.Title = _loc.GetLocalizationValue("ExportIdentityWindowTitle");
this.Identity = _identityManager.CurrentIdentity;
QRCodeGenerator qrGenerator = new QRCodeGenerator();
QRCodeData qrCodeData = qrGenerator.CreateQrCode(this.Identity.ToByteArray(), QRCodeGenerator.ECCLevel.H);
QRCode qrCode = new QRCode(qrCodeData);
var assets = AvaloniaLocator.Current.GetService <IAssetLoader>();
var bpm = new System.Drawing.Bitmap(assets.Open(new Uri("resm:SQRLDotNetClientUI.Assets.SQRL_icon_normal_32.png")));
var bitMap = qrCode.GetGraphic(3, System.Drawing.Color.Black, System.Drawing.Color.White, bpm, 15, 1);
var temp = System.IO.Path.GetTempFileName();
bitMap.Save(temp);
this.QRImage = new Avalonia.Media.Imaging.Bitmap(temp);
}
/// <summary>
/// Converts an ImageSharp Image to Avalonia Bitmap, for rendering.
/// When possible, avoid this! For static resources in XAML, use the "resm:" URI.
/// </summary>
/// <param name="resource">Image resource bytes.</param>
/// <returns>Avalonia Bitmap.</returns>
public static Avalonia.Media.Imaging.Bitmap ToAvaloniaBitmap(this Image <Rgba32> image)
{
string tempFile = Path.GetTempFileName();
try
{
using (FileStream stream = File.OpenWrite(tempFile))
{
image.SaveAsPng(stream);
}
var bmp = new Avalonia.Media.Imaging.Bitmap(tempFile);
return(bmp);
}
finally
{
File.Delete(tempFile);
}
}
public SkinColorEdit()
{
DataContext = this;
InitializeComponent();
ColorButton.Click += ColorEdit_Click;
ColorCanvas.PointerPressed += ColorCanvas_PointerPressed;
ColorCanvas.PointerMoved += ColorCanvas_PointerMoved;
ColorThumb.DragDelta += ColorThumb_DragDelta;
NumericSkinColorX.ValueChanged += (sender, e) => { SkinColorX = (byte)e.NewValue; };
NumericSkinColorY.ValueChanged += (sender, e) => { SkinColorY = (byte)e.NewValue; };
var imgSource = Locator.Current.GetService <AssetsService>() !.SkinColorPath;
var image = new Avalonia.Media.Imaging.Bitmap(imgSource);
Dispatcher.UIThread.Post(() => ColorCanvas.Background = new ImageBrush(image));
// Backend bitmap
skinImage = SixLabors.ImageSharp.Image.Load <Rgba32>(imgSource);
UpdatePreviewColor();
}
public static Avalonia.Media.Imaging.Bitmap ToMediaBitmap(this System.Drawing.Bitmap bmp)
{
Avalonia.Media.Imaging.Bitmap ret;
/*var data = bmp.LockBits(new System.Drawing.Rectangle(0, 0, bmp.Width, bmp.Height), System.Drawing.Imaging.ImageLockMode.ReadWrite, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
* using (MemoryStream stream = new MemoryStream())
* {
* bmp.Save(stream, System.Drawing.Imaging.ImageFormat.Png);
* ret = new Avalonia.Media.Imaging.Bitmap(stream);
* }
* return ret;*/
using (var stream = new MemoryStream())
{
bmp.Save(stream, System.Drawing.Imaging.ImageFormat.Png);
stream.Position = 0;
//var factory = Avalonia.AvaloniaLocator.Current.GetService(typeof(Avalonia.Platform.IPlatformRenderInterface));
//ret = factory.LoadBitmap(stream);
ret = new Avalonia.Media.Imaging.Bitmap(stream);
}
return(ret);
}
private void DoSearch(string s)
{
WebResponse response = null;
string can = "";
foreach (char ch in s)
{
int hex = ch;
can += "%" + Convert.ToString(hex, 16);
}
try
{
// 使用 KingDraw 的 API 将 SMILES 转换为图片
response = WebRequest.Create("http://baike.kingdraw.com/api/smilesToImage?smiles=" + can).GetResponse();
}
catch (Exception)
{
Height = 85;
this.FindControl <Avalonia.Controls.Image>("img").IsVisible = false;
this.FindControl <Button>("save").IsVisible = false;
this.FindControl <TextBlock>("err").IsVisible = false;
this.FindControl <TextBlock>("nerr").IsVisible = true;
return;
}
try
{
Stream stream = response.GetResponseStream();
System.Drawing.Image image = System.Drawing.Image.FromStream(stream);
bitmap = new Bitmap(image);
nbitmap = (Bitmap)bitmap.Clone();
if (image.Width > Width - 20)
{
bitmap = InfoWindow.ZoomImage(bitmap, (int)(image.Height * (Width - 20) / image.Width), (int)(Width - 20));
}
Color clr;
for (int x = 0; x < bitmap.Width; ++x)
{
for (int y = 0; y < bitmap.Height; ++y)
{
clr = bitmap.GetPixel(x, y);
bitmap.SetPixel(x, y, Color.FromArgb(Math.Max(40, 255 - clr.R), Math.Max(40, 255 - clr.G), Math.Max(40, 255 - clr.B)));
}
}
Stream str = new MemoryStream();
bitmap.Save(str, ImageFormat.Png);
str.Position = 0;
Avalonia.Media.Imaging.Bitmap bitmap1 = new Avalonia.Media.Imaging.Bitmap(str);
this.FindControl <Avalonia.Controls.Image>("img").Source = bitmap1;
Height = 50;
Height += bitmap1.Size.Height + 50;
this.FindControl <Avalonia.Controls.Image>("img").Height = bitmap1.Size.Height;
this.FindControl <Avalonia.Controls.Image>("img").Width = bitmap1.Size.Width;
this.FindControl <Avalonia.Controls.Image>("img").IsVisible = true;
this.FindControl <Button>("save").IsVisible = true;
this.FindControl <TextBlock>("err").IsVisible = false;
this.FindControl <TextBlock>("nerr").IsVisible = false;
} catch (Exception)
{
Height = 85;
this.FindControl <Avalonia.Controls.Image>("img").IsVisible = false;
this.FindControl <Button>("save").IsVisible = false;
this.FindControl <TextBlock>("err").IsVisible = true;
this.FindControl <TextBlock>("nerr").IsVisible = false;
}
}
public static System.Drawing.Bitmap ToDrawingBitmap(this Avalonia.Media.Imaging.Bitmap bmp) => (System.Drawing.Bitmap)bmp.ToDrawingImage();
