public RandomRectangles(Bitmap fullScreenBitmap, Font DisplayFont)
{
Random random = new Random();
fullScreenBitmap.Clear();
fullScreenBitmap.Flush();
int xCornerRadius;
int yCornerRadius;
for (int i = 0; i < 100; i++)
{
Color fillColor = (nanoFramework.Presentation.Media.Color)random.Next(0xFFFFFF);
if (i % 2 == 0)
{
xCornerRadius = random.Next(2, 40);
yCornerRadius = random.Next(2, 40);
}
else
{
xCornerRadius = 0;
yCornerRadius = 0;
}
fullScreenBitmap.DrawRectangle((nanoFramework.Presentation.Media.Color)random.Next(0xFFFFFF), random.Next(1),
random.Next(fullScreenBitmap.Width), random.Next(fullScreenBitmap.Height - 20), random.Next(fullScreenBitmap.Width), random.Next(fullScreenBitmap.Height - 20), xCornerRadius, yCornerRadius, fillColor, 0, 0, fillColor, 0, 0, (ushort)random.Next(256));
InformationBar.DrawInformationBar(fullScreenBitmap, DisplayFont, InfoBarPosition.bottom, $"Rectangle Number {i}");
fullScreenBitmap.Flush();
}
}
public SetPixels(Bitmap fullScreenBitmap, Font DisplayFont)
{
fullScreenBitmap.Clear();
fullScreenBitmap.Flush();
for (int i = 0; i < fullScreenBitmap.Height; ++i)
{
fullScreenBitmap.SetPixel(i, i, (Color)((255 - i) << 16));
}
for (int i = 0; i < fullScreenBitmap.Height; i += 2)
{
fullScreenBitmap.SetPixel(fullScreenBitmap.Height - i, i, (Color)(i << 8));
}
InformationBar.DrawInformationBar(fullScreenBitmap, DisplayFont, InfoBarPosition.bottom, "Set individual Pixels");
fullScreenBitmap.Flush();
}
public StretchImage(Bitmap fullScreenBitmap, Font DisplayFont)
{
Bitmap bmWaterfall = new Bitmap(WaterFallJpg.WaterFall, Bitmap.BitmapImageType.Jpeg);
fullScreenBitmap.Clear();
fullScreenBitmap.Flush();
fullScreenBitmap.DrawImage(0, 0, bmWaterfall, 0, 0, bmWaterfall.Width, bmWaterfall.Height);
fullScreenBitmap.Flush();
for (int i = 0; i < 35; i++)
{
fullScreenBitmap.StretchImage(0, 0, bmWaterfall, bmWaterfall.Width + (i + 1) * 7, bmWaterfall.Height + (i + 1) * 7, 255);
InformationBar.DrawInformationBar(fullScreenBitmap, DisplayFont, InfoBarPosition.bottom, "Stretch Image");
fullScreenBitmap.Flush();
}
bmWaterfall.Dispose();
}
public TileImage(Bitmap fullScreenBitmap, Font DisplayFont)
{
//Bitmap btn = new Bitmap(WaterFallJpg.WaterFall, Bitmap.BitmapImageType.Jpeg);
Bitmap btn = new Bitmap(PandaGif.Panda, Bitmap.BitmapImageType.Gif);
fullScreenBitmap.Clear();
fullScreenBitmap.Flush();
fullScreenBitmap.DrawRectangle(Color.White, 0, 0, 0, fullScreenBitmap.Width, fullScreenBitmap.Height, 0, 0, Color.White, 0, 0, 0, 0, 0, 256);
Font fntComicSansMS16 = Resource.GetFont(Resource.FontResources.ComicSansMS16);
fullScreenBitmap.DrawText("Tile Image Example", fntComicSansMS16, Color.Black, 10, 0);
fullScreenBitmap.TileImage(20, 20, btn, fullScreenBitmap.Width - 50, fullScreenBitmap.Height - 50, 256);
InformationBar.DrawInformationBar(fullScreenBitmap, DisplayFont, InfoBarPosition.bottom, "Tile Image");
fullScreenBitmap.Flush();
btn.Dispose();
}
public RandomEllipses(Bitmap fullScreenBitmap, Font DisplayFont)
{
Random random = new Random();
fullScreenBitmap.Clear();
fullScreenBitmap.Flush();
for (int i = 0; i < 100; i++)
{
int radiusX = random.Next(200);
int radiusY = random.Next(200);
fullScreenBitmap.DrawEllipse((nanoFramework.Presentation.Media.Color)random.Next(0xFFFFFF), 1,
random.Next(fullScreenBitmap.Width), random.Next(fullScreenBitmap.Height - 20), radiusX, radiusY, 0, 0, 0, 0, 0, 0, 0);
InformationBar.DrawInformationBar(fullScreenBitmap, DisplayFont, InfoBarPosition.bottom, $"Ellipse Number {i}");
fullScreenBitmap.Flush();
}
}
public RandomDrawLine(Bitmap fullScreenBitmap, Font DisplayFont)
{
Random random = new Random();
fullScreenBitmap.Clear();
fullScreenBitmap.Flush();
fullScreenBitmap.DrawText("Random Line Drawing", DisplayFont, Color.AliceBlue, 0, 0);
for (int i = 100; i > 0; i--)
{
fullScreenBitmap.DrawLine((Color)random.Next(0xFFFFFF),
1,
random.Next(fullScreenBitmap.Width),
random.Next(fullScreenBitmap.Height - 22),
random.Next(fullScreenBitmap.Width),
random.Next(fullScreenBitmap.Height));
InformationBar.DrawInformationBar(fullScreenBitmap, DisplayFont, InfoBarPosition.bottom, $"Line Number {i}");
fullScreenBitmap.Flush();
}
}
public SliceScaling9(Bitmap fullScreenBitmap, Font DisplayFont)
{
Font fontHeading = Resource.GetFont(Resource.FontResources.ComicSansMS16);
fullScreenBitmap.Clear();
fullScreenBitmap.Flush();
fullScreenBitmap.DrawText($"Scale image", fontHeading, Color.Beige, 0, 0);
fullScreenBitmap.DrawRectangle(Color.White, 0, 0, 0, fullScreenBitmap.Width, fullScreenBitmap.Height, 0, 0, Color.White, 0, 0, 0, 0, 0, 256);
Bitmap bmpScaleWaterFall = new Bitmap(WaterFallJpg.WaterFall, Bitmap.BitmapImageType.Jpeg);
bmpScaleWaterFall.MakeTransparent(ColorUtility.ColorFromRGB(255, 0, 255));
fullScreenBitmap.Scale9Image(30, 30, fullScreenBitmap.Width / 3, fullScreenBitmap.Height / 3, bmpScaleWaterFall, 6, 6, 6, 6, 256);
fullScreenBitmap.Scale9Image(fullScreenBitmap.Width / 2, fullScreenBitmap.Height / 2, fullScreenBitmap.Width / 3, 30, bmpScaleWaterFall, 6, 6, 6, 6, 256);
fullScreenBitmap.Scale9Image(30, fullScreenBitmap.Height / 2, 30, fullScreenBitmap.Height / 3, bmpScaleWaterFall, 6, 6, 6, 6, 256);
fullScreenBitmap.Scale9Image(fullScreenBitmap.Width / 2, 30, 30, 30, bmpScaleWaterFall, 6, 6, 6, 6, 256);
bmpScaleWaterFall.Dispose();
InformationBar.DrawInformationBar(fullScreenBitmap, DisplayFont, InfoBarPosition.bottom, "9 Slice Scaling ( Scale 9 grid) ");
fullScreenBitmap.Flush();
}
public RotateImage(Bitmap fullScreenBitmap, Font DisplayFont)
{
Bitmap waterFall = new Bitmap(WaterFallJpg.WaterFall, Bitmap.BitmapImageType.Jpeg);
try
{
int shorterSide = Math.Min(fullScreenBitmap.Width, fullScreenBitmap.Height);
// Calculate an image size for the waterFall bitmap that will fit inside the bounds of the destination bitmap
// The diaganol of the image is the longest size
Single diagonalLength = Math.Sqrt(waterFall.Width * waterFall.Width + waterFall.Height * waterFall.Height);
Single scaleFactor = shorterSide / diagonalLength;
// Stretch the watefall image into the large size
int scaledImageWidth = (int)(waterFall.Width * scaleFactor);
int scaledImageHeight = (int)(waterFall.Height * scaleFactor);
Bitmap scaledImage = new Bitmap(scaledImageWidth, scaledImageHeight);
scaledImage.StretchImage(0, 0, waterFall, scaledImageWidth, scaledImageHeight, 0xFFFF);
// Create a rectangle in the middle where the image will be displayed
// The same size as the stretched waterfall
Rect outputRectangle = new Rect {
x = (fullScreenBitmap.Width - scaledImageWidth) / 2, y = (fullScreenBitmap.Height - scaledImageHeight) / 2, width = scaledImageWidth, height = scaledImageHeight
};
int scaledImageXDst = 0;
int scaledImageYDst = 0;
int xDstImageToRotate = (fullScreenBitmap.Width - scaledImageXDst) / 2;
int yDstImageToRotate = (fullScreenBitmap.Height - scaledImageYDst) / 2;
int numberOfRotations = 100;
int degreesIncrement = 1;
int dynamicIncrease = 0;
for (int iCounter = 0; iCounter < numberOfRotations; iCounter++)
{
fullScreenBitmap.Clear();
// Rotate and stretch
fullScreenBitmap.RotateImage(degreesIncrement, outputRectangle.x, outputRectangle.y, scaledImage, scaledImageXDst, scaledImageYDst, outputRectangle.width, outputRectangle.height, 0xFFFF);
InformationBar.DrawInformationBar(fullScreenBitmap, DisplayFont, InfoBarPosition.bottom, $"Rotate Image degrees {degreesIncrement:D3}");
fullScreenBitmap.Flush();
if (iCounter < 50)
{
degreesIncrement += dynamicIncrease;
}
else if (iCounter == 50)
{
degreesIncrement = 0;
dynamicIncrease = 1;
}
else
{
degreesIncrement -= dynamicIncrease;
}
dynamicIncrease += 1;
}
}
catch (Exception e)
{
Console.WriteLine("Caught exception: " + e.Message);
}
finally
{
if (waterFall != null)
{
waterFall.Dispose();
}
System.Threading.Thread.Sleep(500);
}
}
public RotateImage(Bitmap fullScreenBitmap, Font DisplayFont)
{
Bitmap bmpSrc = null;
Bitmap bmpDst = null;
try
{
bmpSrc = new Bitmap(WaterFallJpg.WaterFall, Bitmap.BitmapImageType.Jpeg);
fullScreenBitmap.StretchImage(0, 0, bmpSrc, bmpSrc.Width, bmpSrc.Height, 0x0100);
fullScreenBitmap.Flush();
int xDst = 0;
int yDst = 0;
int rotation = 0;
for (int i = 0; i < 66; ++i)
{
switch (rotation)
{
case 0:
xDst = (fullScreenBitmap.Width - bmpSrc.Width) / 2;
yDst = (fullScreenBitmap.Height - bmpSrc.Height) / 2;
break;
case 90:
xDst = (fullScreenBitmap.Height - bmpSrc.Height) / 2;
yDst = (fullScreenBitmap.Width - bmpSrc.Width) / 2;
break;
case 180:
xDst = (fullScreenBitmap.Width - bmpSrc.Width) / 2;
yDst = (fullScreenBitmap.Height - bmpSrc.Height) / 2;
break;
case 270:
xDst = (fullScreenBitmap.Width - bmpSrc.Width) / 2;
yDst = (fullScreenBitmap.Height - bmpSrc.Height) / 2;
break;
}
fullScreenBitmap.Clear();
fullScreenBitmap.RotateImage(rotation, xDst, yDst, bmpSrc, 0, 0, bmpSrc.Width, bmpSrc.Height, 0xFFFF);
InformationBar.DrawInformationBar(fullScreenBitmap, DisplayFont, InfoBarPosition.bottom, $"Rotate Image degrees {i:D3}");
fullScreenBitmap.Flush();
rotation += 90;
if (rotation == 360)
{
rotation = 0;
}
}
}
catch (Exception e)
{
Console.WriteLine("Caught exception: " + e.Message);
}
finally
{
if (bmpSrc != null)
{
bmpSrc.Dispose();
}
if (bmpDst != null)
{
bmpDst.Dispose();
}
System.Threading.Thread.Sleep(500);
}
}