public void RecalcChart(bool noRedraw = false)
{
float fsz = (float)Math.Round(fOptions.DefFontSize * fModel.Scale);
fModel.DrawFont = AppHost.GfxProvider.CreateFont(fOptions.DefFontName, fsz, false);
Graphics gfx = null;
if (fRenderer is TreeChartGfxRenderer)
{
gfx = CreateGraphics();
fRenderer.SetTarget(gfx, false);
}
try {
fModel.RecalcChart(noRedraw);
} finally {
if (fRenderer is TreeChartGfxRenderer && gfx != null)
{
gfx.Dispose();
}
}
var imageSize = GetImageSize();
AdjustViewport(imageSize, noRedraw);
}
protected override void OnPaint(PaintEventArgs e)
{
Graphics gfx = e.Graphics;
fRenderer.SetTarget(gfx, false);
InternalDraw(ChartDrawMode.dmInteractive, BackgroundMode.bmAny);
// interactive controls
fTreeControls.Draw(gfx);
base.OnPaint(e);
}
public IImage GetPrintableImage()
{
ExtSize imageSize = GetImageSize();
var frameRect = new Rectangle(0, 0, imageSize.Width, imageSize.Height);
Image image;
using (var gfx = CreateGraphics()) {
image = new Metafile(gfx.GetHdc(), frameRect, MetafileFrameUnit.Pixel, EmfType.EmfOnly);
}
using (Graphics gfx = Graphics.FromImage(image)) {
fRenderer.SetTarget(gfx);
RenderImage(RenderTarget.Printer);
}
return(new ImageHandler(image));
}
public IImage GetPrintableImage()
{
ExtSize imageSize = GetImageSize();
var frameRect = new Rectangle(0, 0, imageSize.Width, imageSize.Height);
/*Image image;
* using (var gfx = CreateGraphics()) {
* image = new Metafile(gfx.GetHdc(), frameRect, MetafileFrameUnit.Pixel, EmfType.EmfOnly);
* }
*
* using (Graphics gfx = Graphics.FromImage(image)) {
* RenderStaticImage(gfx, true);
* }*/
var image = new Bitmap(imageSize.Width, imageSize.Height, PixelFormat.Format24bppRgb);
using (Graphics gfx = new Graphics(image)) {
fRenderer.SetTarget(gfx);
RenderImage(RenderTarget.Printer);
}
return(new ImageHandler(image));
}