public NativePdfExportContext(
float defaultWidth,
float defaultHeight) : base(defaultWidth, defaultHeight)
{
_documentInfo = new NSMutableDictionary();
_canvas = new NativeCanvas(() => CGColorSpace.CreateDeviceRGB());
}
public override void Dispose()
{
if (_bitmapContext != null)
{
_bitmapContext.Dispose();
_bitmapContext = null;
}
if (_canvas != null)
{
_canvas.Dispose();
_canvas = null;
}
try
{
NativeFontService.Instance.ClearFontCache();
}
catch (Exception exc)
{
Logger.Warn(exc);
}
base.Dispose();
}
public NativeBitmapExportContext(int width, int height, float displayScale, int dpi = 72, int border = 0) : base(width, height, dpi)
{
var bitmapWidth = width + border * 2;
var bitmapHeight = height + border * 2;
var colorspace = CGColorSpace.CreateDeviceRGB();
_bitmapContext = new CGBitmapContext(IntPtr.Zero, bitmapWidth, bitmapHeight, 8, 4 * bitmapWidth, colorspace, CGBitmapFlags.PremultipliedFirst);
if (_bitmapContext == null)
{
throw new Exception(string.Format(GraphicsiOS.unable_to_create_bitmap, bitmapWidth, bitmapHeight));
}
_bitmapContext.SetStrokeColorSpace(colorspace);
_bitmapContext.SetFillColorSpace(colorspace);
_canvas = new NativeCanvas(() => colorspace)
{
Context = _bitmapContext,
DisplayScale = displayScale
};
_bitmapContext.SetPatternPhase(new System.Drawing.SizeF(border, border));
_canvas.Scale(1, -1);
_canvas.Translate(0, -height);
_canvas.Translate(border, -border);
}
public DirectRenderer()
{
_canvas = new NativeCanvas(() => CGColorSpace.CreateDeviceRGB());
}
public DirectRenderer()
{
var colorspace = NSColorSpace.DeviceRGBColorSpace.ColorSpace;
_canvas = new NativeCanvas(() => colorspace);
}
