CGSize SaveThumbnailGetSize(PDFDocument pdfDocument, int pdfPage, string filename)
{
CGSize size = pdfDocument.GetPageSize(pdfPage);
nfloat K = 750f / size.Width < 1 ? 750f / size.Width : 1;
MuPDFLib.Cookie cookie = new MuPDFLib.Cookie();
using (NativeBitmap img = pdfDocument.RenderToBitmap(PDFDocument.context, new CGRect(0, 0, (int)Math.Round(size.Width * K), (int)Math.Round(size.Height * K)), K, pdfPage, 0, ref cookie))
{
NSError err = null;
using (var uimg = ((UIImage)img))
{
using (NSData data = uimg.AsJPEG(0.4f))
{ // Memory leak occurs only with this line. If comment this, memory leak will no occur.
}
}
if (err != null)
{
Console.WriteLine("Could not save thumbnail: {0}", err);
}
}
return(size);
}
/// <noinspection>UnusedDeclaration</noinspection>
internal Bitmap(NativeBitmap nativeBitmap)
{
if ((nativeBitmap == null) || nativeBitmap.IsInvalid)
{
throw new java.lang.RuntimeException("internal error: native bitmap is null");
}
mNativeBitmap = nativeBitmap;
}
protected override void InitControls()
{
this.Width = 400;
this.Height = 200;
this.Text = "Message";
this.StartUpPosition = WindowsStartupPosition.CenterScreen;
NativeLabel frameLabel = new NativeLabel
{
Location = new Point(0, 0),
Width = this.Width,
Height = 110,
BackColor = ColorTool.White
};
this._LblMessage = new NativeLabel
{
Location = new Point(80, 20),
Width = this.Width - 110,
Height = this.Height - 110,
Text = "Enter your text\nEnter your Text",
//BackColor = ColorTool.Gray,
//ForeColor = ColorTool.White,
};
this._LblIcon = new NativeBitmap
{
BitMap = "asset\\Question.bmp",
Location = new Point(10, this._LblMessage.Height / 2 - 25),
Width = 50,
Height = 50,
};
this._BnOk = new NativeButton
{
Location = new Point(this.Width - 30 - 80, 120),
Width = 80,
Height = 25,
Text = "&Ok"
};
this._BnOk.Clicked += Ok_Clicked;
this._BnCancel = new NativeButton
{
Location = new Point(this._BnOk.Left - 10 - 80, 120),
Width = 80,
Height = 25,
Text = "&Cancel"
};
this._BnCancel.Clicked += Cancel_Clicked;
this.Controls.Add(frameLabel);
this.Controls.Add(this._LblIcon);
this.Controls.Add(this._LblMessage);
this.Controls.Add(this._BnOk);
this.Controls.Add(this._BnCancel);
}
public virtual void Dispose()
{
if (Disposed)
{
return;
}
Timer.Stop();
NativeBitmap.Dispose();
GC.SuppressFinalize(this);
}
protected void RedrawBitmap()
{
using (Graphics g = Graphics.FromImage(NativeBitmap))
{
g.Clear(System.Drawing.Color.Transparent);
if (ActualWidth > 0.0 && ActualHeight > 0.0)
{
Draw(g);
}
}
var bitmapLock = NativeBitmap.LockBits(new Rectangle(new System.Drawing.Point(), NativeBitmap.Size), System.Drawing.Imaging.ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
Bitmap.WritePixels(new Int32Rect(0, 0, NativeBitmap.Width, NativeBitmap.Height), bitmapLock.Scan0, DataLength, NativeBitmap.Width * 4);
NativeBitmap.UnlockBits(bitmapLock);
}
/// <noinspection>UnusedDeclaration</noinspection>
internal Bitmap (NativeBitmap nativeBitmap)
{
if ((nativeBitmap == null) || nativeBitmap.IsInvalid)
throw new java.lang.RuntimeException ("internal error: native bitmap is null");
mNativeBitmap = nativeBitmap;
}
protected override void InitControls()
{
this.Text = CAPTION;
this.Name = "Window1";
//this.StatusBar = false;
// this.Left = 100;
//this.Top = 100;
this.Width = 600;
this.Height = 400;
this._ControlTest = new ControlTest();
this._ControlTest.Width = 200;
this._ControlTest.Height = 30;
this._ControlTest.Left = 300;
this._ControlTest.Top = 80;
this._ControlTest.Name = "TEST_CONTAINER";
//this.BackColor = ColorTool.LightGray;
this.StartUpPosition = WindowsStartupPosition.CenterScreen;
this.BackColor = ColorTool.White;
this._Timer = new NativeTimer();
this._Timer.Interval = 100;
//this._Timer.ControlId = 700;
this._Timer.Tick += Timer_OnTick;
this._Button = new NativeButton
{
Left = 10,
Top = 10,
Width = 100,
Height = 30,
Text = "Test",
Name = "bnTest",
BackColor = ColorTool.Blue,
ForeColor = ColorTool.Green
};
this._Button1 = new NativeButton
{
Left = 150,
Top = 10,
Width = 100,
Height = 30,
Text = "Test",
Name = "bnTest"//,
//ControlId = 505
};
this._Button.Clicked += button_OnClicked;
this._Button.DblClicked += button_OnDblClicked;
this._Button1.Clicked += button1_OnClicked;
this._Button1.DblClicked += button1_OnDblClicked;
this._Button3 = new NativeButton
{
Location = new Point(300, 10),
Width = 20,
Height = 30,
Name = "SelectFolder",
Text = "…"
};
this._Button3.Clicked += Button3_Click;
this._ComboBox = new NativeComboBox();
this._ComboBox.Location = new Point(350, 10);
this._ComboBox.Height = 30;
this._ComboBox.Width = 200;
this._ComboBox.Name = "cbbTest";
this._ComboBox.ForeColor = ColorTool.Blue;
this._ComboBox.BackColor = ColorTool.Green;
this._ComboBox.Font = new Font() { Name = "Arial", Size = 10 };
this._ComboBox.SelChange += ComboBox_SelChange;
this._TextBox = new NativeTextBox
{
Left = 10,
Top = 50,
Width = 100,
Height = 30,
Text = "ATEST",
Name = "txtTest",
Font = new Font() { Name = "Arial", Size = 14 },
ForeColor = ColorTool.Read
//ControlId = 502
};
this._TextBox.Change += TextBox_Change;
this._TextBox2 = new NativeTextBox
{
Left = 10,
Top = 150,
Width = 100,
Height = 30,
Text = "",
Name = "txt2Test",
//ControlId = 503,
BackColor = ColorTool.Black,
ForeColor = ColorTool.White
};
this._Label1 = new NativeLabel
{
Left = 10,
Top = 200,
Width = 100,
Height = 30,
Text = "Dies ist ein Label"//,
//BackColor=ColorTool.Read,
//ForeColor = ColorTool.Green,
//ControlId = 504
};
this._Label1.Clicked += Label1_Click;
this._Label1.DblClicked += Label1_DblClick;
this._Bitmap = new NativeBitmap();
this._Bitmap.BitMap = "Skype.bmp";
this._Bitmap.Left = 150;
this._Bitmap.Top = 50;
this._Bitmap.Width = 100;
this._Bitmap.Height = 100;
this._CheckBox = new NativeCheckBox();
this._CheckBox.Left = 300;
this._CheckBox.Top = 50;
this._CheckBox.Width = 200;
this._CheckBox.Height = 30;
this._CheckBox.Text = "TEST CHECKBOX";
this._CheckBox.BackColor = ColorTool.White;
this._CheckBox.Checked = true;
this._ListBox = new NativeListBox();
this._ListBox.Left = 300;
this._ListBox.Top = 200;
this._ListBox.Width = 400;
this._ListBox.Height = 400;
this._ListBox.BackColor = ColorTool.Yellow;
this._ListBox.ForeColor = ColorTool.Read;
this._ListBox.Font = new Font() { Name = "Arial", Size = 16 };
this._ListBox.MultiSelect = true;
this._ListBox.DblClicked+=ListBox_DblClicked;
this._ListBox.SelChange+=ListBox_SelChange;
this._ProgressBar = new NativeProgress
{
Left = 10,
Top = 250,
Width = 150,
Height = 30//,
//ControlId = 507
};
this._TextBox.Clicked += TextBox_Click;
this.Controls.Add(this._Button);
this.Controls.Add(this._Button1);
this.Controls.Add(this._Button3);
this.Controls.Add(this._ComboBox);
this.Controls.Add(this._TextBox);
this.Controls.Add(this._TextBox2);
this.Controls.Add(this._Label1);
this.Controls.Add(this._Bitmap);
this.Controls.Add(this._CheckBox);
this.Controls.Add(this._ListBox);
this.Controls.Add(this._ProgressBar);
this.Controls.Add(this._Timer);
this.Controls.Add(this._ControlTest);
Click += Window1_Click;
DoubleClick += Window1_DblClick;
Create += Window1_Create;
this.MouseMove += Window1_MoseMove;
}
