internal static void Begin(string Title, LGuiRect Rect, bool IsChild = true)
{
var FullTitle = $"{LGuiContext.GetCurrentFrame().Title}/{Title}";
var ID = LGuiHash.CalculateID(FullTitle);
LGuiContext.SetPreviousControlID(ID);
var Offset = LGuiContextCache.GetFrameOffset(FullTitle);
var Context = new LGuiFrameContext(FullTitle, Rect);
Context.Size = LGuiContextCache.GetFrameContextSize(FullTitle);
if (!LGuiMisc.CheckVisible(ref Context.Rect))
{
Context.Visibled = false;
}
else
{
LGuiGraphics.DrawRect(Rect, LGuiStyleColorIndex.Border, false);
}
LGuiMisc.CheckAndSetContextID(ref Rect, ID, true);
LGuiContext.BeginFrame(Context, IsChild);
LGuiLayout.BeginLayout(LGuiLayout.GetCurrentLayoutMode(),
new LGuiVec2(
Rect.X + LGuiStyle.GetValue(LGuiStyleValueIndex.FrameChildSpacingX) - Offset.X,
Rect.Y + LGuiStyle.GetValue(LGuiStyleValueIndex.FrameChildSpacingY) - Offset.Y),
false);
}
internal static void OnProcess(LGuiColor Color)
{
var FrameContext = LGuiContext.GetCurrentFrame();
var Size = new LGuiVec2(FrameContext.Size.X, 1);
var Rect = LGuiLayout.DoLayout(Size);
OnProcess(Color, new LGuiVec2(Rect.Left, Rect.CenterY), new LGuiVec2(Rect.Right, Rect.CenterY));
}
internal static bool Begin(string Title)
{
var FullTitle = $"{LGuiContext.GetCurrentFrame().Title}/{Title}";
var ID = LGuiHash.CalculateID(FullTitle);
LGuiContext.SetPreviousControlID(ID);
var Rect = LGuiLayout.DoLayout(new LGuiVec2(LGuiStyle.GetValue(LGuiStyleValueIndex.LargeControlLength), LGuiStyle.GetValue(LGuiStyleValueIndex.HeaderSize)));
if (!LGuiMisc.CheckVisible(ref Rect))
{
return(false);
}
LGuiMisc.CheckAndSetContextID(ref Rect, ID);
var BgColorIndex = LGuiContext.ActiveID == ID ? LGuiStyleColorIndex.GroupActived :
LGuiContext.HoveredID == ID ? LGuiStyleColorIndex.GroupHovered : LGuiStyleColorIndex.Group;
LGuiGraphics.DrawRect(Rect, BgColorIndex, true);
LGuiGraphics.DrawRect(Rect, LGuiStyleColorIndex.Border, false);
LGuiGraphics.DrawText(Title, new LGuiVec2(Rect.X + LGuiStyle.GetValue(LGuiStyleValueIndex.GroupChildSpacing), Rect.Y), LGuiStyleColorIndex.Text);
var Expand = LGuiContextCache.GetGroupExpand(FullTitle);
if (Expand)
{
LGuiGraphics.DrawTriangle(
new LGuiVec2(Rect.X + 5, Rect.Y + 3),
new LGuiVec2(Rect.X + 15, Rect.Y + 3),
new LGuiVec2(Rect.X + 10, Rect.Bottom - 3),
LGuiStyle.GetColor(LGuiStyleColorIndex.Text),
true);
}
else
{
LGuiGraphics.DrawTriangle(
new LGuiVec2(Rect.X + 5, Rect.Y + 3),
new LGuiVec2(Rect.X + 15, Rect.CenterY),
new LGuiVec2(Rect.X + 5, Rect.Bottom - 3),
LGuiStyle.GetColor(LGuiStyleColorIndex.Text),
true);
}
if (LGuiMisc.CheckAndSetFocusID(ID))
{
Expand = !Expand;
LGuiContextCache.SetGroupExpand(FullTitle, Expand);
}
if (Expand)
{
LGuiContext.BeginGroup(FullTitle, Rect.X + LGuiStyle.GetValue(LGuiStyleValueIndex.GroupChildSpacing));
}
return(Expand);
}
internal static void End()
{
var FrameContext = LGuiContext.GetCurrentFrame();
FrameContext.Size = FrameContext.Rect.Size - LGuiStyle.GetFrameChildSpacing() * 2.0f;
if (FrameContext.Visibled)
{
var LayoutContext = LGuiLayout.GetCurrentLayoutContext();
var Width = LayoutContext.ChildSize.X - FrameContext.Rect.Width + LGuiStyle.GetValue(LGuiStyleValueIndex.FrameChildSpacingX);
var Height = LayoutContext.ChildSize.Y - FrameContext.Rect.Height + LGuiStyle.GetValue(LGuiStyleValueIndex.FrameChildSpacingY);
var SliderSize = LGuiStyle.GetValue(LGuiStyleValueIndex.SliderSize);
var Offset = LGuiContextCache.GetFrameOffset(FrameContext.Title);
if (Width > 0)
{
LGuiSlider.OnProcess(
$"{FrameContext.Title}_hsbar",
ref Offset.X,
0.0f,
Width,
LGuiStyle.GetValue(LGuiStyleValueIndex.ControlSpacingX),
true,
string.Empty,
new LGuiRect(FrameContext.Rect.X, FrameContext.Rect.Bottom - SliderSize,
FrameContext.Rect.Width - SliderSize, SliderSize));
FrameContext.Size.Y -= SliderSize;
}
else
{
Offset.X = 0;
}
if (Height > 0)
{
LGuiSlider.OnProcess(
$"{FrameContext.Title}_vsbar",
ref Offset.Y,
0.0f,
Height,
LGuiStyle.GetValue(LGuiStyleValueIndex.ControlSpacingY),
false,
string.Empty,
new LGuiRect(FrameContext.Rect.Right - SliderSize,
FrameContext.Rect.Y, SliderSize, FrameContext.Rect.Height));
FrameContext.Size.X -= SliderSize;
var ID = LGuiHash.CalculateID(FrameContext.Title);
LGuiMisc.CheckAndSetContextID(ref FrameContext.Rect, ID, true);
Offset.Y = LGuiMisc.DoMouseWheelEvent(ID, 0.0f, Height, Offset.Y);
}
else
{
Offset.Y = 0;
}
LGuiContextCache.SetFrameOffset(FrameContext.Title, Offset);
}
LGuiContextCache.SetFrameContextSize(FrameContext.Title, FrameContext.Size);
LGuiLayout.EndLayout();
LGuiContext.EndFrame();
}