/// <summary>
/// Handle mouse move to handle hover cursor and text selection.
/// </summary>
protected override void OnPointerMoved(PointerEventArgs e)
{
base.OnPointerMoved(e);
if (_htmlContainer != null)
{
_htmlContainer.HandleMouseMove(this, e.GetPosition(this));
}
}
/// <summary>
/// Adjust the scrollbar of the panel on html element by the given id.<br/>
/// The top of the html element rectangle will be at the top of the panel, if there
/// is not enough height to scroll to the top the scroll will be at maximum.<br/>
/// </summary>
/// <param name="elementId">the id of the element to scroll to</param>
public void ScrollToElement(string elementId)
{
ArgChecker.AssertArgNotNullOrEmpty(elementId, "elementId");
if (_htmlContainer != null)
{
var rect = _htmlContainer.GetElementRectangle(elementId);
if (rect.HasValue)
{
AutoScrollPosition = Point.Round(rect.Value.Location);
_htmlContainer.HandleMouseMove(this, new MouseEventArgs(MouseButtons, 0, MousePosition.X, MousePosition.Y, 0));
}
}
}
/// <summary>
/// Handle mouse move to handle hover cursor and text selection.
/// </summary>
protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
if (ContentSurface.Contains(e.Location))
{
_htmlContainer?.HandleMouseMove(this, e);
}
else
{
Cursor = DefaultCursor;
}
}
static void Main(string[] args)
{
SDL2.SDL2_CS_libs_bundle.Init();
InitSDL2();
var window = SDL.SDL_CreateWindow("HtmlRenderer.SDL2-CS.Demo", SDL.SDL_WINDOWPOS_UNDEFINED, SDL.SDL_WINDOWPOS_UNDEFINED,
640, 480, SDL.SDL_WindowFlags.SDL_WINDOW_SHOWN | SDL.SDL_WindowFlags.SDL_WINDOW_RESIZABLE);
if (!window.ShowSDLError("Window could not be created!"))
{
Console.WriteLine("Window created!");
}
var renderer = SDL.SDL_CreateRenderer(window, -1, SDL.SDL_RendererFlags.SDL_RENDERER_ACCELERATED);
renderer.ShowSDLError("Renderer could not be created!");
using (var hc = new HtmlContainer(renderer,
fm_font_directory: "fonts", fm_serif: "PT Serif", fm_sans_serif: "PT Sans", fm_monospace: "PT Mono"))
{
//fm_font_directory: @"C:\Windows\Fonts\", fm_serif: "Segoe UI", fm_sans_serif: "Arial", fm_monospace: "Lucida Console");
//string html_text = System.IO.File.ReadAllText(@"../../../HTML-Renderer/Source/Demo/Common/Samples/02.Text.htm");
//string html_tables = System.IO.File.ReadAllText(@"../../../HTML-Renderer/Source/Demo/Common/TestSamples/13.Tables.htm");
//string html_file = @"../../html/test.html";
//string html_dir = "html/";
string html_file = @"../../../HTML-Renderer/Source/Demo/Common/Samples/02.Text.htm";
string html_dir = @"../../../HTML-Renderer/Source/Demo/Common/Samples/";
hc.SetHtml(System.IO.File.ReadAllText(html_file), html_dir);
//hc.SetHtml(html_text);
//hc.SetHtml(html_tables);
bool exit = false;
int i = 0;
while (!exit)
{
while (SDL.SDL_PollEvent(out SDL.SDL_Event e) == 1)
{
switch (e.type)
{
case SDL.SDL_EventType.SDL_QUIT:
exit = true;
break;
case SDL.SDL_EventType.SDL_KEYDOWN:
switch (e.key.keysym.scancode)
{
case SDL.SDL_Scancode.SDL_SCANCODE_F5:
Console.WriteLine("F5 - reload {0}", html_file);
hc.SetHtml(System.IO.File.ReadAllText(html_file), html_dir);
break;
case SDL.SDL_Scancode.SDL_SCANCODE_ESCAPE:
exit = true;
break;
}
break;
case SDL.SDL_EventType.SDL_MOUSEMOTION:
hc.HandleMouseMove(e.motion);
break;
case SDL.SDL_EventType.SDL_MOUSEBUTTONDOWN:
hc.HandleMouseDown(e.button);
break;
case SDL.SDL_EventType.SDL_MOUSEBUTTONUP:
hc.HandleMouseUp(e.button);
break;
}
}
hc.MaxSize = hc.adapter.GetRendererRect().ToRSize();
/*
* var el = hc.document.getElementById("text");
* el.style["height"] = "" + i + "px";
* el.style["width"] = "" + i + "px";
* el.innerHTML = "" + i;
*/
hc.PerformLayout();
hc.PerformPaint();
SDL.SDL_RenderPresent(renderer);
SDL.SDL_Delay(50);
i++;
}
}
QuitSDL2();
}