/// <summary>
/// Creates an animated gif shape.
/// Do not add a very large number of these or performance may be degraded.
/// </summary>
/// <param name="imageName">
/// The animated gif file (local or network) to load.
/// </param>
/// <param name="repeat">
/// Continuously repeat the animation "True" or "False".
/// </param>
/// <returns>
/// The animated gif shape name.
/// </returns>
public static Primitive AddAnimatedGif(Primitive imageName, Primitive repeat)
{
if (((string)imageName).StartsWith("http")) imageName = Network.DownloadFile(imageName);
GraphicsWindow.Show();
Type ShapesType = typeof(Shapes);
Canvas _mainCanvas;
string shapeName;
try
{
MethodInfo method = GraphicsWindowType.GetMethod("VerifyAccess", BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.IgnoreCase);
method.Invoke(null, new object[] { });
method = ShapesType.GetMethod("GenerateNewName", BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.IgnoreCase);
shapeName = method.Invoke(null, new object[] { "Image" }).ToString();
_mainCanvas = (Canvas)GraphicsWindowType.GetField("_mainCanvas", BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.IgnoreCase).GetValue(null);
InvokeHelperWithReturn ret = new InvokeHelperWithReturn(delegate
{
try
{
System.Drawing.Bitmap bitmap = new System.Drawing.Bitmap(imageName);
System.Drawing.Imaging.FrameDimension fd = new System.Drawing.Imaging.FrameDimension(bitmap.FrameDimensionsList[0]);
int frameCount = bitmap.GetFrameCount(fd);
if (frameCount > 1)
{
Animated anim = new Animated();
animated.Add(anim);
anim.name = shapeName;
anim.frames = new Frame[frameCount];
anim.repeat = repeat;
//0x5100 is the property id of the GIF frame's durations
//this property does not exist when frameCount <= 1
byte[] times = bitmap.GetPropertyItem(0x5100).Value;
for (int i = 0; i < frameCount; i++)
{
//selects GIF frame based on FrameDimension and frameIndex
bitmap.SelectActiveFrame(fd, i);
//length in milliseconds of display duration
int length = BitConverter.ToInt32(times, 4 * i) * 10;
System.IO.MemoryStream stream = new System.IO.MemoryStream();
new System.Drawing.Bitmap(bitmap).Save(stream, System.Drawing.Imaging.ImageFormat.Png);
BitmapImage bi = new BitmapImage();
bi.BeginInit();
bi.StreamSource = stream;
bi.EndInit();
anim.frames[i] = new Frame(length, bi);
}
Image shape = new Image();
shape.Source = anim.frames[0].bi;
shape.Stretch = Stretch.Fill;
shape.Name = shapeName;
shape.Width = shape.Source.Width;
shape.Height = shape.Source.Height;
anim.shape = shape;
if (null == animationTimer)
{
animationTimer = new System.Windows.Forms.Timer();
animationTimer.Enabled = animationInterval > 0;
if (animationInterval > 0) animationTimer.Interval = animationInterval;
animationTimer.Tick += new System.EventHandler(animation_Tick);
}
_objectsMap[shapeName] = shape;
_mainCanvas.Children.Add(shape);
return shapeName;
}
return "";
}
catch (Exception ex)
{
Utilities.OnError(Utilities.GetCurrentMethod(), ex);
return "";
}
});
return FastThread.InvokeWithReturn(ret).ToString();
}
catch (Exception ex)
{
Utilities.OnError(Utilities.GetCurrentMethod(), ex);
return "";
}
}
/// <summary>
/// Creates an animation from a single image with multiple images on one layer.
/// Do not add a very large number of these or performance may be degraded.
/// </summary>
/// <param name="imageName">
/// The image file (local or network) to load.
/// Can also be an ImageList image.
/// </param>
/// <param name="repeat">
/// Continuously repeat the animation "True" or "False".
/// </param>
/// <param name="countX">
/// The number of sub-images in the X direction.
/// </param>
/// <param name="countY">
/// The number of sub-images in the Y direction.
/// </param>
/// <returns>
/// The animated shape name.
/// </returns>
public static Primitive AddAnimatedImage(Primitive imageName, Primitive repeat, Primitive countX, Primitive countY)
{
GraphicsWindow.Show();
Type ShapesType = typeof(Shapes);
Type ImageListType = typeof(ImageList);
Dictionary<string, BitmapSource> _savedImages;
BitmapSource img;
Canvas _mainCanvas;
string shapeName;
try
{
_savedImages = (Dictionary<string, BitmapSource>)ImageListType.GetField("_savedImages", BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.IgnoreCase).GetValue(null);
if (!_savedImages.TryGetValue((string)imageName, out img))
{
imageName = ImageList.LoadImage(imageName);
if (!_savedImages.TryGetValue((string)imageName, out img))
{
return "";
}
}
MethodInfo method = GraphicsWindowType.GetMethod("VerifyAccess", BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.IgnoreCase);
method.Invoke(null, new object[] { });
method = ShapesType.GetMethod("GenerateNewName", BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.IgnoreCase);
shapeName = method.Invoke(null, new object[] { "Image" }).ToString();
_mainCanvas = (Canvas)GraphicsWindowType.GetField("_mainCanvas", BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.IgnoreCase).GetValue(null);
InvokeHelperWithReturn ret = new InvokeHelperWithReturn(delegate
{
try
{
//System.Drawing.Bitmap bitmap = new System.Drawing.Bitmap(imageName);
System.Drawing.Bitmap bitmap;
using (MemoryStream outStream = new MemoryStream())
{
BitmapEncoder enc = new PngBitmapEncoder();
enc.Frames.Add(BitmapFrame.Create(img));
enc.Save(outStream);
bitmap = new System.Drawing.Bitmap(outStream);
}
int frameCount = countX * countY;
if (frameCount > 1)
{
Animated anim = new Animated();
animated.Add(anim);
anim.name = shapeName;
anim.frames = new Frame[frameCount];
anim.repeat = repeat;
int w = bitmap.Width / countX;
int h = bitmap.Height / countY;
for (int j = 0; j < countY; j++)
{
for (int i = 0; i < countX; i++)
{
System.Drawing.RectangleF cloneRect = new System.Drawing.RectangleF(w * i, h * j, w, h);
System.Drawing.Bitmap crop = bitmap.Clone(cloneRect, bitmap.PixelFormat);
System.IO.MemoryStream stream = new System.IO.MemoryStream();
new System.Drawing.Bitmap(crop).Save(stream, System.Drawing.Imaging.ImageFormat.Png);
BitmapImage bi = new BitmapImage();
bi.BeginInit();
bi.StreamSource = stream;
bi.EndInit();
anim.frames[j * countX + i] = new Frame(0, bi);
}
}
Image shape = new Image();
shape.Source = anim.frames[0].bi;
shape.Stretch = Stretch.Fill;
shape.Name = shapeName;
shape.Width = shape.Source.Width;
shape.Height = shape.Source.Height;
anim.shape = shape;
if (null == animationTimer)
{
animationTimer = new System.Windows.Forms.Timer();
animationTimer.Enabled = animationInterval > 0;
if (animationInterval > 0) animationTimer.Interval = animationInterval;
animationTimer.Tick += new System.EventHandler(animation_Tick);
}
_objectsMap[shapeName] = shape;
_mainCanvas.Children.Add(shape);
return shapeName;
}
return "";
}
catch (Exception ex)
{
Utilities.OnError(Utilities.GetCurrentMethod(), ex);
return "";
}
});
return FastThread.InvokeWithReturn(ret).ToString();
}
catch (Exception ex)
{
Utilities.OnError(Utilities.GetCurrentMethod(), ex);
return "";
}
}
/// <summary>
/// Reset animated image to a selected image.
/// </summary>
/// <param name="shapeName">
/// The animated image shape name.
/// </param>
/// <param name="image">
/// The selected animated image number (indexed from 1).
/// </param>
public static void AnimationSet(Primitive shapeName, Primitive image)
{
foreach (Animated anim in animated)
{
if (anim.name == shapeName)
{
anim.iFrame = image - 2;
delegateAnim = anim;
FastThread.Invoke(updateGif_Delegate);
}
}
}