void ParseAndRenderSvgFile(string svgFile)
{
var docBuilder = new VgDocBuilder();
var svgParser = new SvgParser(docBuilder);
//TODO: ask file content from host,
string svgContent = System.IO.File.ReadAllText(svgFile);
WebLexer.TextSnapshot textSnapshot = new WebLexer.TextSnapshot(svgContent);
svgParser.ParseDocument(textSnapshot);
//
#if DEBUG
System.Diagnostics.Debug.WriteLine(svgFile);
#endif
var vgDocBuilder = new VgVisualDocBuilder();
VgVisualElement vgVisElem = vgDocBuilder.CreateVgVisualDoc(docBuilder.ResultDocument, _vgDocHost).VgRootElem;
var uiSprite = new UISprite(10, 10);
var evListener = new GeneralEventListener();
uiSprite.AttachExternalEventListener(evListener);
evListener.MouseDown += (e) =>
{
//hit on svg color- area
VgHitInfo hitInfo = uiSprite.FindRenderElementAtPos(e.X, e.Y, false);
#if DEBUG
if (hitInfo.hitElem != null)
{
SvgElement domElem = hitInfo.hitElem.DomElem;
if (domElem != null && domElem.ElemId != null)
{
Console.WriteLine(domElem.ElemId);
}
}
#endif
};
uiSprite.LoadVg(vgVisElem);
_backBoard.ClearChildren();
_backBoard.AddChild(uiSprite);
}
protected override void OnStartDemo(SampleViewport viewport)
{
PaintLab.Svg.SvgParser parser = new SvgParser();
_backBoard = new BackDrawBoardUI(400, 400);
_backBoard.BackColor = Color.White;
viewport.AddContent(_backBoard);
box1 = new LayoutFarm.CustomWidgets.SimpleBox(50, 50);
box1.BackColor = Color.Red;
box1.SetLocation(10, 10);
//box1.dbugTag = 1;
SetupActiveBoxProperties(box1);
_backBoard.AddChild(box1);
//----------------------
//load lion svg
string file = @"d:\\WImageTest\\lion.svg";
string svgContent = System.IO.File.ReadAllText(file);
WebLexer.TextSnapshot textSnapshot = new WebLexer.TextSnapshot(svgContent);
parser.ParseDocument(textSnapshot);
//
SvgRenderVx svgRenderVx = parser.GetResultAsRenderVx();
var uiSprite = new UISprite(10, 10);
uiSprite.LoadSvg(svgRenderVx);
_backBoard.AddChild(uiSprite);
//--------
rectBoxController.Init();
//------------
viewport.AddContent(rectBoxController);
//foreach (var ui in rectBoxController.GetControllerIter())
//{
// viewport.AddContent(ui);
//}
//--------
var evListener = new GeneralEventListener();
uiSprite.AttachExternalEventListener(evListener);
evListener.MouseDown += (e) =>
{
//e.MouseCursorStyle = MouseCursorStyle.Pointer;
////--------------------------------------------
//e.SetMouseCapture(rectBoxController.ControllerBoxMain);
rectBoxController.UpdateControllerBoxes(box1);
rectBoxController.Focus();
//System.Console.WriteLine("click :" + (count++));
};
rectBoxController.ControllerBoxMain.KeyDown += (s1, e1) =>
{
if (e1.Ctrl && e1.KeyCode == UIKeys.X)
{
//test copy back image buffer from current rect area
#if DEBUG
//test save some area
int w = rectBoxController.ControllerBoxMain.Width;
int h = rectBoxController.ControllerBoxMain.Height;
using (DrawBoard gdiDrawBoard = DrawBoardCreator.CreateNewDrawBoard(1, w, h))
{
gdiDrawBoard.OffsetCanvasOrigin(rectBoxController.ControllerBoxMain.Left, rectBoxController.ControllerBoxMain.Top);
_backBoard.CurrentPrimaryRenderElement.CustomDrawToThisCanvas(gdiDrawBoard, new Rectangle(0, 0, w, h));
var img2 = new ActualImage(w, h);
//copy content from drawboard to target image and save
gdiDrawBoard.RenderTo(img2, 0, 0, w, h);
img2.dbugSaveToPngFile("d:\\WImageTest\\ddd001.png");
}
#endif
}
};
}
protected override void OnStart(AppHost host)
{
_vgVisualDocHost = new VgVisualDocHost();
_vgVisualDocHost.SetInvalidateDelegate(vgElem =>
{
//invalidate graphic here
});
_backBoard = new BackDrawBoardUI(800, 600);
_backBoard.BackColor = Color.White;
host.AddChild(_backBoard);
//load lion svg
string svgfile = "../Test8_HtmlRenderer.Demo/Samples/Svg/others/tiger.svg";
//string svgfile = "1f30b.svg";
//string svgfile = "../Data/Svg/twemoji/1f30b.svg";
//string svgfile = "../Data/1f30b.svg";
//string svgfile = "../Data/Svg/twemoji/1f370.svg";
VgVisualDoc vgDocRoot = ReadSvgFile(svgfile);
VgVisualElement vgVisElem = vgDocRoot.VgRootElem;
var uiSprite = new UISprite(10, 10);
uiSprite.LoadVg(vgVisElem);
_backBoard.AddChild(uiSprite);
//
_redBox = new LayoutFarm.CustomWidgets.Box(50, 50); //visual rect box
_redBox.BackColor = Color.Red;
_redBox.SetLocation(10, 10);
//box1.dbugTag = 1;
SetupActiveBoxProperties(_redBox);
_backBoard.AddChild(_redBox);
//----------------------
//--------
_rectBoxController = new CustomWidgets.RectBoxController();
_rectBoxController.Init();
_backBoard.AddChild(_rectBoxController);
//foreach (var ui in rectBoxController.GetControllerIter())
//{
// viewport.AddContent(ui);
//}
//--------
var svgEvListener = new GeneralEventListener();
//uiSprite.AttachExternalEventListener(svgEvListener);
svgEvListener.MouseDown += (e) =>
{
//e.MouseCursorStyle = MouseCursorStyle.Pointer;
////--------------------------------------------
//e.SetMouseCapture(rectBoxController.ControllerBoxMain);
_rectBoxController.UpdateControllerBoxes(_redBox);
_rectBoxController.Focus();
//System.Console.WriteLine("click :" + (count++));
};
_rectBoxController.ControllerBoxMain.KeyDown += (s1, e1) =>
{
if (e1.KeyCode == UIKeys.C && e1.Ctrl)
{
//test copy back image buffer from current rect area
#if DEBUG
//int left = rectBoxController.ControllerBoxMain.Left;
//int top = rectBoxController.ControllerBoxMain.Top;
//int width = rectBoxController.ControllerBoxMain.Width;
//int height = rectBoxController.ControllerBoxMain.Height;
//using (DrawBoard drawBoard = DrawBoardCreator.CreateNewDrawBoard(1, width, height))
//{
// //create new draw board
// drawBoard.OffsetCanvasOrigin(left, top);
// _backBoard.CurrentPrimaryRenderElement.CustomDrawToThisCanvas(drawBoard, new Rectangle(0, 0, width, height));
// using (var img2 = new PixelFarm.CpuBlit.ActualBitmap(width, height))
// {
// //copy content from drawboard to target image and save
// drawBoard.RenderTo(img2, 0, 0, width, height);
// PixelFarm.CpuBlit.Imaging.PngImageWriter.SaveImgBufferToPngFile(
// PixelFarm.CpuBlit.ActualBitmap.GetBufferPtr(img2),
// img2.Stride,
// img2.Width,
// img2.Height,
// "d:\\WImageTest\\tiger.png");
// }
// //copy content from drawboard to target image and save
//}
#endif
}
};
}