private void DrawClippedBitmap(bool roundTop, CGBitmapContext bit, bool roundBottom)
{
// Clipping path for the image, different on top, middle and bottom.
if (roundBottom)
{
bit.AddArc(Rad, Rad, Rad, (float)Math.PI, (float)(3 * Math.PI / 2), false);
}
else
{
bit.MoveTo(0, Rad);
bit.AddLineToPoint(0, 0);
}
bit.AddLineToPoint(Dimx, 0);
bit.AddLineToPoint(Dimx, Dimy);
if (roundTop)
{
bit.AddArc(Rad, Dimy - Rad, Rad, (float)(Math.PI / 2), (float)Math.PI, false);
bit.AddLineToPoint(0, Rad);
}
else
{
bit.AddLineToPoint(0, Dimy);
}
bit.Clip();
bit.DrawImage(_rect, _scaled.CGImage);
}
public override UITableViewCell GetCell(UITableView tv)
{
var cell = tv.DequeueReusableCell(ikey);
if (cell == null)
{
cell = new UITableViewCell(UITableViewCellStyle.Default, ikey);
}
if (scaled == null)
{
return(cell);
}
Section psection = Parent as Section;
bool roundTop = psection.Elements [0] == this;
bool roundBottom = psection.Elements [psection.Elements.Count - 1] == this;
using (var cs = CGColorSpace.CreateDeviceRGB()){
using (var bit = new CGBitmapContext(IntPtr.Zero, dimx, dimy, 8, 0, cs, CGImageAlphaInfo.PremultipliedFirst)){
if (roundBottom)
{
bit.AddArc(rad, rad, rad, (float)Math.PI, (float)(3 * Math.PI / 2), false);
}
else
{
bit.MoveTo(0, rad);
bit.AddLineToPoint(0, 0);
}
bit.AddLineToPoint(dimx, 0);
bit.AddLineToPoint(dimx, dimy);
if (roundTop)
{
bit.AddArc(rad, dimy - rad, rad, (float)(Math.PI / 2), (float)Math.PI, false);
bit.AddLineToPoint(0, rad);
}
else
{
bit.AddLineToPoint(0, dimy);
}
bit.Clip();
bit.DrawImage(rect, scaled.CGImage);
cell.ImageView.Image = UIImage.FromImage(bit.ToImage());
}
}
return(cell);
}
public void UpdateRouteView()
{
using (var context = new CGBitmapContext(null, (int)_RouteView.Frame.Width, (int)_RouteView.Frame.Height, 8,
(int)(4 * _RouteView.Frame.Width), CGColorSpace.CreateDeviceRGB(), CGImageAlphaInfo.PremultipliedLast))
{
context.SetStrokeColor(LineColor.CGColor);
context.SetFillColor(0.0f, 0.0f, 1.0f, 1.0f);
context.SetLineWidth(3.0f);
for (int i = 0; i < _Routes.Count(); i++)
{
var route = _Routes[i];
var point = _MapView.ConvertCoordinate(route.Coordinate, _RouteView);
if (i == 0)
{
context.MoveTo(point.X, _RouteView.Frame.Height - point.Y);
}
else
{
context.AddLineToPoint(point.X, _RouteView.Frame.Height - point.Y);
}
}
context.StrokePath();
var cgImage = context.ToImage();
var image = UIImage.FromImage(cgImage);
_RouteView.Image = image;
}
}
public override void InitializeCell(UITableView tableView)
{
if (scaled != null)
{
ISection psection = Parent as ISection;
bool roundTop = psection.Elements[0] == this;
bool roundBottom = psection.Elements[psection.Elements.Count - 1] == this;
using (var cs = CGColorSpace.CreateDeviceRGB())
{
using (var bit = new CGBitmapContext(IntPtr.Zero, dimx, dimy, 8, 0, cs, CGImageAlphaInfo.PremultipliedFirst))
{
// Clipping path for the image, different on top, middle and bottom.
if (roundBottom)
{
bit.AddArc(rad, rad, rad, (float)Math.PI, (float)(3 * Math.PI / 2), false);
}
else
{
bit.MoveTo(0, rad);
bit.AddLineToPoint(0, 0);
}
bit.AddLineToPoint(dimx, 0);
bit.AddLineToPoint(dimx, dimy);
if (roundTop)
{
bit.AddArc(rad, dimy - rad, rad, (float)(Math.PI / 2), (float)Math.PI, false);
bit.AddLineToPoint(0, rad);
}
else
{
bit.AddLineToPoint(0, dimy);
}
bit.Clip();
bit.DrawImage(rect, scaled.CGImage);
Cell.ImageView.Image = UIImage.FromImage(bit.ToImage());
}
}
}
}
public override UITableViewCell GetCell (UITableView tv)
{
var cell = tv.DequeueReusableCell (ikey);
if (cell == null){
cell = new UITableViewCell (UITableViewCellStyle.Default, ikey);
}
if (scaled == null)
return cell;
Section psection = Parent as Section;
bool roundTop = psection.Elements [0] == this;
bool roundBottom = psection.Elements [psection.Elements.Count-1] == this;
using (var cs = CGColorSpace.CreateDeviceRGB ()){
using (var bit = new CGBitmapContext (IntPtr.Zero, dimx, dimy, 8, 0, cs, CGImageAlphaInfo.PremultipliedFirst)){
// Clipping path for the image, different on top, middle and bottom.
if (roundBottom){
bit.AddArc (rad, rad, rad, (float) Math.PI, (float) (3*Math.PI/2), false);
} else {
bit.MoveTo (0, rad);
bit.AddLineToPoint (0, 0);
}
bit.AddLineToPoint (dimx, 0);
bit.AddLineToPoint (dimx, dimy);
if (roundTop){
bit.AddArc (rad, dimy-rad, rad, (float) (Math.PI/2), (float) Math.PI, false);
bit.AddLineToPoint (0, rad);
} else {
bit.AddLineToPoint (0, dimy);
}
bit.Clip ();
bit.DrawImage (rect, scaled.CGImage);
cell.ImageView.Image = UIImage.FromImage (bit.ToImage ());
cell.TextLabel.Text = "image profile";
}
}
return cell;
}
public static UIImage newImage(RectangleF rect, UIColor color)
{
using (var cs = CGColorSpace.CreateDeviceRGB()){
using (var context = new CGBitmapContext(IntPtr.Zero, (int)rect.Width, (int)rect.Height, 8, (int)rect.Height * 4, cs, CGImageAlphaInfo.PremultipliedLast)){
rect.X += 5;
rect.Y += 5;
rect.Width -= 10;
rect.Height -= 10;
color.SetColor();
context.MoveTo(rect.X, rect.Y);
context.AddLineToPoint(rect.X, rect.Height);
context.AddLineToPoint(rect.Width, rect.Height);
context.AddLineToPoint(rect.Width, rect.Y);
context.ClosePath();
context.FillPath();
return(UIImage.FromImage(context.ToImage()));
}
}
}
public override void InitializeCell(UITableView tableView)
{
if (_Scaled != null)
{
bool roundTop = Section.Elements[0] == this;
bool roundBottom = Section.Elements[Section.Elements.Count - 1] == this;
using (var cs = CGColorSpace.CreateDeviceRGB())
{
using (var bit = new CGBitmapContext(IntPtr.Zero, dimx, dimy, 8, 0, cs, CGImageAlphaInfo.PremultipliedFirst))
{
// Clipping path for the image, different on top, middle and bottom.
if (roundBottom)
{
bit.AddArc(rad, rad, rad, (float)Math.PI, (float)(3 * Math.PI / 2), false);
}
else
{
bit.MoveTo(0, rad);
bit.AddLineToPoint(0, 0);
}
bit.AddLineToPoint(dimx, 0);
bit.AddLineToPoint(dimx, dimy);
if (roundTop)
{
bit.AddArc(rad, dimy - rad, rad, (float)(Math.PI / 2), (float)Math.PI, false);
bit.AddLineToPoint(0, rad);
}
else
{
bit.AddLineToPoint(0, dimy);
}
bit.Clip();
bit.DrawImage(rect, _Scaled.CGImage);
Cell.ImageView.Image = UIImage.FromImage(bit.ToImage());
}
}
}
}
public static UIImage newImage(RectangleF rect,UIColor color)
{
using (var cs = CGColorSpace.CreateDeviceRGB ()){
using (var context = new CGBitmapContext (IntPtr.Zero, (int)rect.Width, (int)rect.Height, 8, (int)rect.Height*4, cs, CGImageAlphaInfo.PremultipliedLast)){
rect.X += 5;
rect.Y += 5;
rect.Width -= 10;
rect.Height -= 10;
color.SetColor ();
context.MoveTo (rect.X,rect.Y);
context.AddLineToPoint (rect.X,rect.Height);
context.AddLineToPoint (rect.Width,rect.Height);
context.AddLineToPoint (rect.Width,rect.Y);
context.ClosePath ();
context.FillPath ();
return UIImage.FromImage (context.ToImage());
}
}
}
public void UpdateRouteView()
{
using(var context = new CGBitmapContext(null, (int)_RouteView.Frame.Width, (int)_RouteView.Frame.Height, 8,
(int)(4 * _RouteView.Frame.Width), CGColorSpace.CreateDeviceRGB(), CGImageAlphaInfo.PremultipliedLast))
{
context.SetStrokeColor(LineColor.CGColor);
context.SetFillColor(0.0f, 0.0f, 1.0f, 1.0f);
context.SetLineWidth(3.0f);
for (int i = 0; i < _Routes.Count(); i++)
{
var route = _Routes[i];
var point = _MapView.ConvertCoordinate(route.Coordinate, _RouteView);
if(i == 0)
context.MoveTo(point.X, _RouteView.Frame.Height - point.Y);
else
context.AddLineToPoint(point.X, _RouteView.Frame.Height - point.Y);
}
context.StrokePath();
var cgImage = context.ToImage();
var image = UIImage.FromImage(cgImage);
_RouteView.Image = image;
}
}
public void DrawClock()
{
if (imageView.Image != null)
{
imageView.Image.Dispose();
}
if (ctx != null)
{
ctx.Dispose();
}
ctx = new CGBitmapContext(IntPtr.Zero, (int)imageView.Bounds.Width, (int)imageView.Bounds.Height, 8, 4 * (int)imageView.Bounds.Width, CGColorSpace.CreateDeviceRGB(), CGImageAlphaInfo.PremultipliedFirst);
GC.Collect();
CGColor red = new CGColor(1f, 0f, 0f, 1f);
CGColor black = new CGColor(0f, 0f, 0f, 1f);
DateTime now = DateTime.Now;
int big_hand_width, small_hand_width, big_square_size, small_square_size;
if (ipad)
{
big_hand_width = 16;
small_hand_width = 10;
big_square_size = 20;
small_square_size = 10;
}
else
{
big_hand_width = 8;
small_hand_width = 5;
big_square_size = 10;
small_square_size = 5;
}
float x, y;
int r;
int sXmax = (int)imageView.Bounds.Width;
int sYmax = (int)imageView.Bounds.Width - big_square_size;
int smax;
if (sXmax <= sYmax)
{
smax = sXmax;
}
else
{
smax = sYmax;
}
int hand_max = (smax / 2) - 1;
int sXcen = sXmax / 2;
int sYcen = sYmax / 2;
#region Draw circle
for (r = 0; r < 60; r++)
{
x = ((float)Math.Cos(r * Math.PI / 180 * 6) * hand_max) + sXcen;
y = ((float)Math.Sin(r * Math.PI / 180 * 6) * hand_max) + sYcen;
switch (r)
{
case 0:
case 5:
case 10:
case 15:
case 20:
case 25:
case 30:
case 35:
case 40:
case 45:
case 50:
case 55:
ctx.SetFillColorWithColor(red);
ctx.FillRect(new System.Drawing.RectangleF(y, x, big_square_size, big_square_size));
break;
default:
ctx.SetFillColorWithColor(black);
ctx.FillRect(new System.Drawing.RectangleF(y, x, small_square_size, small_square_size));
break;
}
}
#endregion
#region Draw hour hand
ctx.SetStrokeColorWithColor(black);
float r_hour = (float)((30 * (now.Hour % 12) + now.Minute * 0.5) * (Math.PI / 180));
ctx.MoveTo(sXcen, sYcen);
ctx.SetLineWidth(big_hand_width);
ctx.AddLineToPoint((float)(Math.Sin(r_hour) * (3 * hand_max / 5) + sYcen), (float)(Math.Cos(r_hour) * (3 * hand_max / 5) + sXcen));
ctx.StrokePath();
#endregion
#region Draw minute hand
ctx.SetStrokeColorWithColor(black);
float r_minute = (float)((6 * now.Minute) * (Math.PI / 180));
ctx.MoveTo(sXcen, sYcen);
ctx.SetLineWidth(small_hand_width);
ctx.AddLineToPoint((float)(Math.Sin(r_minute) * (hand_max - 5) + sYcen), (float)(Math.Cos(r_minute) * (hand_max - 5) + sXcen));
ctx.StrokePath();
#endregion
#region Draw minute hand
ctx.SetStrokeColorWithColor(red);
float r_second = (float)((6 * now.Second) * (Math.PI / 180));
ctx.MoveTo(sXcen, sYcen);
ctx.SetLineWidth(5);
ctx.AddLineToPoint((float)(Math.Sin(r_second) * (hand_max - 5) + sYcen), (float)(Math.Cos(r_second) * (hand_max - 5) + sXcen));
ctx.StrokePath();
#endregion
float aclockX, aclockY, digital_timeX, digital_timeY, font_size;
if (ipad)
{
font_size = 32f;
aclockX = imageView.Bounds.GetMaxX() / 2 - 80;
aclockY = imageView.Bounds.GetMaxY() - 100;
digital_timeX = imageView.Bounds.GetMaxX() / 2 - 70;
digital_timeY = imageView.Bounds.GetMaxY() - 150;
}
else
{
font_size = 16f;
aclockX = imageView.Bounds.GetMaxX() / 2 - 40;
aclockY = imageView.Bounds.GetMaxY() - 50;
digital_timeX = imageView.Bounds.GetMaxX() / 2 - 35;
digital_timeY = imageView.Bounds.GetMaxY() - 100;
}
ctx.SetFillColorWithColor(black);
ctx.SelectFont("American Typewriter", font_size, CGTextEncoding.MacRoman);
ctx.SetTextDrawingMode(CGTextDrawingMode.Fill);
ctx.ShowTextAtPoint(aclockX, aclockY, ".:ACLOCK:.");
string digital_time;
if (now.Second % 2 == 0)
{
digital_time = String.Format("{0}:{1}:{2}", now.Hour.ToString("00"), now.Minute.ToString("00"), now.Second.ToString("00"));
}
else
{
digital_time = String.Format("{0} {1} {2}", now.Hour.ToString("00"), now.Minute.ToString("00"), now.Second.ToString("00"));
}
ctx.SetFillColorWithColor(black);
ctx.SelectFont("American Typewriter", font_size, CGTextEncoding.MacRoman);
ctx.SetTextDrawingMode(CGTextDrawingMode.Fill);
ctx.ShowTextAtPoint(digital_timeX, digital_timeY, digital_time);
imageView.Image = UIImage.FromImage(ctx.ToImage());
ctx.Dispose();
}
