public IMesh <TVertex> Create <TVertex>(TVertex[] data, MeshUsageHint usage = MeshUsageHint.Static) where TVertex : struct, IVertex
{
var mesh = new GLMesh <TVertex>();
mesh.SetData(data, usage);
return(mesh);
}
public MainGuiElement(Window window)
{
_window = window;
// Setup static mesh if needed, note that it's in screen-space coordinates as no transformation is applied
_glMesh = _glMesh ??
new GLMesh(
new[] { new Vector3(-1, -1, 0), new Vector3(1, -1, 0), new Vector3(1, 1, 0), new Vector3(-1, 1, 0) },
new uint[] { 0, 1, 3, 1, 2, 3 });
// Setup static shader if needed. Normally this would be managed by a material, but this is a one-off exception
if (_guiShader == null)
{
_guiShader = new GLGuiShader();
_guiShader.GpuAllocateDeferred();
}
// Setup defaults
Width = new SFixed(window.NativeWindow.Width);
Height = new SFixed(window.NativeWindow.Height);
ChildAlignment = ChildAlignments.Row;
// GL Deynamic Texture
// Re-upload texutre to GPU
_glTexture = new GLDynamicTexture(GLTextureParams.Default, _window.UnscaledSize.Width, _window.UnscaledSize.Height);
_glTexture.GpuAllocateDeferred();
// Register NativeWindow events
window.NativeWindow.KeyDown += (sender, args) => FocusedElement?.OnKeyDown(args);
window.NativeWindow.KeyUp += (sender, args) => FocusedElement?.OnKeyUp(args);
window.NativeWindow.Resize += (sender, args) => _glTexture.Resize(_window.UnscaledSize.Width, _window.UnscaledSize.Height);
window.NativeWindow.MouseDown += (sender, args) =>
{
var clickedElement = GetTopmostElementAtPoint(args.Position);
if (clickedElement == FocusedElement)
{
return;
}
// De-Focus last focused element
FocusedElement?.OnLostFocus();
// Focus the new one
FocusedElement = clickedElement;
FocusedElement.OnFocus();
};
window.NativeWindow.MouseUp += (sender, args) =>
{
var clickedElement = GetTopmostElementAtPoint(args.Position);
// If the mouse is still within the control's bounds fire click event
if (clickedElement == FocusedElement)
{
FocusedElement?.OnClicked(args);
}
// TODO: Fire the drag release event here
clickedElement?.OnMouseUp(args);
};
window.NativeWindow.MouseMove += (sender, args) =>
{
var mouseOverElement = GetTopmostElementAtPoint(args.Position);
if (mouseOverElement != _lastMouseOver)
{
_lastMouseOver?.OnMouseLeave();
}
_lastMouseOver = mouseOverElement;
mouseOverElement?.OnMouseEnter();
};
window.NativeWindow.MouseWheel += (sender, args) => FocusedElement?.OnMouseWheel(args);
window.NativeWindow.FocusedChanged += (sender, args) =>
{
if (window.NativeWindow.Focused)
{
// Reforcused
FocusedElement?.OnFocus();
}
else
{
// Unfocused
FocusedElement?.OnLostFocus();
_lastMouseOver?.OnMouseLeave();
}
};
}
public ATextPlane(TrueTypeFace fontFace, string text, Color4 color)
{
_glMesh = fontFace.CreateMeshFromText(text, color);
_textMaterial.GlyphAtlasTexture = TrueTypeFace.AtlasTexture;
}