RotateViewPerspective Method (original) (raw)
Syntax
C#
Objective-C
C++/CLI
Java
Python
public void RotateViewPerspective(
int _degrees_
)
- (BOOL)rotateViewPerspective:(NSInteger)degrees error:(NSError **)error public void rotateViewPerspective(
int intValue
);
public:
void RotateViewPerspective(
int _degrees_
)
def RotateViewPerspective(self,degrees): Parameters
degrees
Degrees of rotation. Valid values +-90, +-180, +-270, or +-360. Positive values are clockwise; negative values are counterclockwise.
Example
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing;
using Leadtools.ImageProcessing.Core;
using Leadtools.ImageProcessing.Color;
using Leadtools.Dicom;
using Leadtools.Drawing;
using Leadtools.Controls;
using Leadtools.Svg;
public void ChangedExample()
{
RasterCodecs codecs = new RasterCodecs();
string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp");
// Load the image
RasterImage img = codecs.Load(srcFileName);
// Subscribe to the Changed event of this image
img.Changed += new EventHandler<RasterImageChangedEventArgs>(img_Changed);
// Call a few methods and image processing commands that changes the image
Console.WriteLine("Calling FlipViewPerspective");
img.FlipViewPerspective(true);
Console.WriteLine("Calling RotateViewPerspective");
img.RotateViewPerspective(90);
Console.WriteLine("Calling FlipCommand");
FlipCommand flip = new FlipCommand(true);
flip.Run(img);
// Now disable firing the events and call the methods again
Console.WriteLine("Disabling the events");
img.DisableEvents();
Console.WriteLine("Calling FlipViewPerspective");
img.FlipViewPerspective(true);
Console.WriteLine("Calling RotateViewPerspective");
img.RotateViewPerspective(90);
Console.WriteLine("Calling FlipCommand while");
flip.Run(img);
// Re-enable the events and fire it manually
Console.WriteLine("Re-enabling the events");
img.EnableEvents();
Console.WriteLine("Firing the event manually");
RasterImageChangedFlags flags = RasterImageChangedFlags.Data | RasterImageChangedFlags.ViewPerspective;
RasterImageChangedEventArgs e = new RasterImageChangedEventArgs(flags);
img.OnChanged(e);
// Clean up
img.Changed -= new EventHandler<RasterImageChangedEventArgs>(img_Changed);
img.Dispose();
codecs.Dispose();
}
void img_Changed(object sender, RasterImageChangedEventArgs e)
{
// Show the changed flags
Console.WriteLine("Changed: {0}", e.Flags);
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
Leadtools Assembly