private void _miCaptureOptions_Click(object sender, EventArgs e)
{
bool bTopMost = logWindow.TopMost;
logWindow.TopMost = false;
if (_captureType != CaptureType.None)
{
_captureType = CaptureType.None;
_engine.StopCapture();
UpdateScreenCaptureItems();
}
try
{
_options = _engine.ShowCaptureOptionsDialog(this, ScreenCaptureDialogFlags.None, _options, null);
_engine.CaptureOptions = _options;
_isHotKeyEnabled = (_options.Hotkey == Keys.None) ? false : true;
}
catch (Exception ex)
{
if (ex.Message != "UserAbort" && ex.Message != "User has aborted operation")
{
Messager.ShowError(this, ex);
}
}
logWindow.TopMost = bTopMost;
}
private void InitializeScreenCapture()
{
ScreenCaptureEngine.Startup();
// initialize Screen Capture Variables
_engine = new ScreenCaptureEngine();
_engine.CaptureInformation += new EventHandler <ScreenCaptureInformationEventArgs>(_engine_CaptureInformation);
_areaOptions = ScreenCaptureEngine.DefaultCaptureAreaOptions;
_objectOptions = ScreenCaptureEngine.DefaultCaptureObjectOptions;
_options = _engine.CaptureOptions;
_isHotKeyEnabled = true;
}
// **************************
// PROGRAM SPECIFIC FUNCTIONS
// **************************
private void MainForm_Load(object sender, EventArgs e)
{
// setup our caption
Messager.Caption = "LEADTOOLS C# Screen Capture Demo";
Text = Messager.Caption;
// what to capture
_captureType = CaptureType.None;
// set the current window state
_previousWindowState = this.WindowState;
// as a start, do not beep when capturing
_isBeepOn = false;
// minimize window on capturing
_minimizeOnCapture = true;
// activate window after capturing
_activateAfterCapture = true;
// beeping is off
_isBeepOn = false;
// no cut is active
_cutImage = false;
// initialize the codecs object
_codecs = new RasterCodecs();
// no opened images for now
_countOfOpenedImages = 0;
// startup the engine
ScreenCaptureEngine.Startup();
// initialize Screen Capture Variables
_engine = new ScreenCaptureEngine();
_engine.CaptureInformation += new EventHandler <ScreenCaptureInformationEventArgs>(_engine_CaptureInformation);
_areaOptions = ScreenCaptureEngine.DefaultCaptureAreaOptions;
_objectOptions = ScreenCaptureEngine.DefaultCaptureObjectOptions;
_options = _engine.CaptureOptions;
_captureInformation = null;
_isHotKeyEnabled = true;
UpdateMyControls();
UpdateStatusBarText();
}
// Use LEADTOOLS to capture an area of the screen
private RasterImage DoCapture(bool useHotkey)
{
// Use default options for the capture process
ScreenCaptureOptions screenCaptureOptions = _screenCaptureEngine.CaptureOptions;
// Use default options for the area to capture
ScreenCaptureAreaOptions screenCaptureAreaOptions = ScreenCaptureEngine.DefaultCaptureAreaOptions;
if (useHotkey)
{
screenCaptureOptions.Hotkey = Keys.F11;
}
else
{
screenCaptureOptions.Hotkey = Keys.None;
}
_screenCaptureEngine.CaptureOptions = screenCaptureOptions;
switch (selectedScreenCapture)
{
case "rectangularArea":
screenCaptureAreaOptions.AreaType = ScreenCaptureAreaType.Rectangle;
return(_screenCaptureEngine.CaptureArea(screenCaptureAreaOptions, null));
case "freehandArea":
screenCaptureAreaOptions.AreaType = ScreenCaptureAreaType.Freehand;
return(_screenCaptureEngine.CaptureArea(screenCaptureAreaOptions, null));
case "windowCapture":
ScreenCaptureObjectOptions objectOptions = ScreenCaptureEngine.DefaultCaptureObjectOptions;
return(_screenCaptureEngine.CaptureSelectedObject(objectOptions, null));
case "fullscreenCapture":
return(_screenCaptureEngine.CaptureFullScreen(null));
default:
return(_screenCaptureEngine.CaptureArea(screenCaptureAreaOptions, null));
}
}
// Options Menu - Capture Options ...
private void _miOptionsCaptureOptions_Click(object sender, EventArgs e)
{
if (_captureType != CaptureType.None)
{
_captureType = CaptureType.None;
_engine.StopCapture();
UpdateMyControls();
UpdateStatusBarText();
}
try
{
_options = _engine.ShowCaptureOptionsDialog(this, ScreenCaptureDialogFlags.None, _options, null);
_engine.CaptureOptions = _options;
_isHotKeyEnabled = (_options.Hotkey == Keys.None) ? false : true;
}
catch (Exception ex)
{
if (ex.Message != "UserAbort" && ex.Message != "User has aborted operation")
{
Messager.ShowError(this, ex);
}
}
}
private void Form1_Load(object sender, EventArgs e)
{
viewer = new ImageViewer();
viewer.Dock = DockStyle.Fill;
automationControl = new ImageViewerAutomationControl();
automationControl.ImageViewer = viewer;
ScreenCaptureEngine.Startup();
scEngine.CaptureInformation += new EventHandler <ScreenCaptureInformationEventArgs>(scEngine_CaptureInformation);
ScreenCaptureOptions captureOptions = scEngine.CaptureOptions;
captureOptions.Hotkey = Keys.None;
scEngine.CaptureOptions = captureOptions;
// initialize a new RasterCodecs object
RasterCodecs codecs = new RasterCodecs();
// load the main image into the viewer
viewer.Image = codecs.Load(@"C:\Users\Public\Documents\LEADTOOLS Images\OCR1.TIF");
viewer.Zoom(ControlSizeMode.FitAlways, 1.0, viewer.DefaultZoomOrigin);
// initialize the interactive mode for the viewer
AutomationInteractiveMode automationInteractiveMode = new AutomationInteractiveMode();
automationInteractiveMode.AutomationControl = automationControl;
// add the interactive mode to the viewer
viewer.InteractiveModes.BeginUpdate();
viewer.InteractiveModes.Add(automationInteractiveMode);
viewer.InteractiveModes.EndUpdate();
if (viewer.Image != null)
{
// create and set up the automation manager
annAutomationManager = new AnnAutomationManager();
annAutomationManager.RestrictDesigners = true;
annAutomationManager.EditObjectAfterDraw = false;
// Instruct the manager to create all of the default automation objects.
annAutomationManager.CreateDefaultObjects();
AnnObservableCollection <AnnAutomationObject> annObservable = annAutomationManager.Objects;
foreach (AnnAutomationObject annObject in annObservable)
{
if (annObject.Id != AnnObject.SelectObjectId)
{
// annObservable.Remove(annObject);
// annAutomationManager.Objects.Remove(annObject);
}
}
// initialize the manager helper and create the toolbar and add it then the viewer to the controls
AutomationManagerHelper managerHelper = new AutomationManagerHelper(annAutomationManager);
managerHelper.CreateToolBar();
managerHelper.ToolBar.Dock = DockStyle.Right;
Controls.Add(managerHelper.ToolBar);
Controls.Add(viewer);
// set up the automation (it will create the container as well)
automation = new AnnAutomation(annAutomationManager, automationControl);
automation.EditContent += new EventHandler <AnnEditContentEventArgs>(automation_EditContent);
// set this automation as the active one
automation.Active = true;
//set the size of the container to the size of the viewer
automation.Container.Size = automation.Container.Mapper.SizeToContainerCoordinates(LeadSizeD.Create(viewer.Image.ImageWidth, viewer.Image.ImageHeight));
}
}
