private void InternalDraw(ChartDrawMode drawMode, BackgroundMode background)
{
// drawing relative offset of tree on graphics
int spx = 0;
int spy = 0;
if (drawMode == ChartDrawMode.dmInteractive)
{
var imageViewport = base.ImageViewport;
spx = imageViewport.Left;
spy = imageViewport.Top;
fModel.VisibleArea = UIHelper.Rt2Rt(base.Viewport);
}
else
{
if (drawMode == ChartDrawMode.dmStaticCentered)
{
Size clientSize = CanvasRectangle.Size;
if (fModel.ImageWidth < clientSize.Width)
{
spx += (clientSize.Width - fModel.ImageWidth) / 2;
}
if (fModel.ImageHeight < clientSize.Height)
{
spy += (clientSize.Height - fModel.ImageHeight) / 2;
}
}
fModel.VisibleArea = ExtRect.CreateBounds(0, 0, fModel.ImageWidth, fModel.ImageHeight);
}
fModel.SetOffsets(spx, spy);
DrawBackground(background);
#if DEBUG_IMAGE
using (Pen pen = new Pen(Color.Red)) {
fRenderer.DrawRectangle(pen, Color.Transparent, fSPX, fSPY, fImageWidth, fImageHeight);
}
#endif
bool hasDeep = (fSelected != null && fSelected != fModel.Root && fSelected.Rec != null);
if (hasDeep && fOptions.DeepMode == DeepMode.Background)
{
DrawDeep(fOptions.DeepMode, spx, spy);
}
fRenderer.SetTranslucent(0.0f);
fModel.Draw(drawMode);
if (hasDeep && fOptions.DeepMode == DeepMode.Foreground)
{
DrawDeep(fOptions.DeepMode, spx, spy);
}
}
public override void DrawImage(IImage image, ExtRect destinationRect, ExtRect sourceRect)
{
var sdImage = ((ImageHandler)image).Handle;
Rectangle destRect = UIHelper.Rt2Rt(destinationRect);
Rectangle sourRect = UIHelper.Rt2Rt(sourceRect);
fCanvas.DrawImage(sdImage, destRect, sourRect, GraphicsUnit.Pixel);
}
public void Test_Other()
{
Rectangle rect1 = UIHelper.Rt2Rt(ExtRect.Empty);
Assert.AreEqual(0, rect1.Left);
Assert.AreEqual(0, rect1.Top);
Assert.AreEqual(0, rect1.Right);
Assert.AreEqual(0, rect1.Bottom);
RectangleF rect2 = UIHelper.Rt2Rt(ExtRectF.Empty);
Assert.AreEqual(0, rect2.Left);
Assert.AreEqual(0, rect2.Top);
Assert.AreEqual(0, rect2.Right);
Assert.AreEqual(0, rect2.Bottom);
}
/*private ExtRect GetImageViewport()
* {
* ExtRect viewport;
*
* var imageSize = GetImageSize();
* if (!imageSize.IsEmpty) {
* Rectangle scrollableViewport = this.Viewport;
* viewport = ExtRect.CreateBounds(
* scrollableViewport.Left, scrollableViewport.Top,
* scrollableViewport.Width, scrollableViewport.Height);
* } else {
* viewport = ExtRect.Empty;
* }
*
* return viewport;
* }*/
public ExtRect GetClientRect()
{
return(UIHelper.Rt2Rt(base.Viewport));
}
private RectangleF GetOffsetRectangle(ExtRect source)
{
return(GetOffsetRectangle(UIHelper.Rt2Rt(source)));
}
