internal static bool OnProcess(string Title, LGuiColor Color, LGuiRect Rect)
{
var ID = LGuiHash.CalculateID(Title);
LGuiContext.SetPreviousControlID(ID);
if (!LGuiMisc.CheckVisible(ref Rect))
{
return(false);
}
LGuiMisc.CheckAndSetContextID(ref Rect, ID);
LGuiGraphics.DrawRect(Rect, Color, true);
LGuiGraphics.DrawRect(Rect, LGuiStyleColorIndex.Border, false);
if (LGuiMisc.CheckAndSetFocusID(ID))
{
return(true);
}
return(false);
}
internal static bool OnProcess(string Title, ref int ItemIndex, string[] Items, LGuiRect Rect)
{
var ID = LGuiHash.CalculateID(Title);
LGuiContext.SetPreviousControlID(ID);
if (!LGuiMisc.CheckVisible(ref Rect))
{
return(false);
}
LGuiMisc.CheckAndSetContextID(ref Rect, ID, true);
LGuiFrame.Begin(Title, Rect);
var NewIndex = ItemIndex;
var ItemWidth = Rect.Width - LGuiStyle.GetValue(LGuiStyleValueIndex.FrameChildSpacingX) * 2.0f - LGuiStyle.GetValue(LGuiStyleValueIndex.SliderSize);
for (var Index = 0; Index < Items.Length; ++Index)
{
if (LGuiSelectable.OnProcess(Items[Index], ItemIndex == Index, ItemWidth))
{
NewIndex = Index;
}
}
LGuiFrame.End();
if (ItemIndex != NewIndex)
{
ItemIndex = NewIndex;
return(true);
}
return(false);
}
internal static bool OnProcess(string Title, ref int Value, int Min, int Max, int Step, bool IsHorizontal, string Format, LGuiRect Rect)
{
var ID = LGuiHash.CalculateID(Title);
LGuiContext.SetPreviousControlID(ID);
if (!LGuiMisc.CheckVisible(ref Rect))
{
return(false);
}
var NewValue = LGuiMisc.Clamp(Min, Max, Value);
Step = LGuiMisc.Min(Max - Min, Step);
var GrabRect = CalculateGrabRect(ref Rect,
new LGuiVec2((float)Step / (float)(Max - Min) * Rect.Width, (float)Step / (float)(Max - Min) * Rect.Height),
LGuiStyle.GetGrabMinSize(),
(float)(NewValue - Min) / (float)(Max - Min),
IsHorizontal);
LGuiMisc.CheckAndSetContextID(ref GrabRect, ID, true);
var GrabColorIndex = LGuiContext.ActiveID == ID ? LGuiStyleColorIndex.SliderGrabActived :
LGuiContext.HoveredID == ID ? LGuiStyleColorIndex.SliderGrabHovered : LGuiStyleColorIndex.SliderGrab;
LGuiGraphics.DrawRect(Rect, LGuiStyleColorIndex.Frame, true);
LGuiGraphics.DrawRect(Rect, LGuiStyleColorIndex.Border, false);
LGuiGraphics.DrawRect(GrabRect, GrabColorIndex, true);
if (!string.IsNullOrWhiteSpace(Format))
{
var Text = string.Format(Format, NewValue);
var TextSize = LGuiConvert.GetTextSize(Text, LGuiContext.Font);
LGuiGraphics.DrawText(Text, new LGuiVec2(Rect.X + (Rect.Width - TextSize.X) / 2.0f, Rect.Y + (Rect.Height - TextSize.Y) / 2.0f), LGuiStyleColorIndex.Text);
}
LGuiMisc.CheckAndSetContextID(ref Rect, ID);
if (LGuiContext.ActiveID == ID)
{
NewValue = CalculateCurrentValue(ref Rect, ref GrabRect, Min, Max, Step, IsHorizontal);
}
else if (!IsHorizontal)
{
NewValue = LGuiMisc.DoMouseWheelEvent(ID, Min, Max, NewValue);
}
if (LGuiMisc.CheckAndSetFocusID(ID))
{
}
var ValueChanged = false;
if (NewValue != Value)
{
ValueChanged = true;
Value = NewValue;
}
return(ValueChanged);
}
internal static void End()
{
LGuiContext.EndGroup();
}
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(
$"{FrameContext.Title}_vsbar",
ref Offset.Y,
0.0f,
Height,
LGuiStyle.GetValue(LGuiStyleValueIndex.ControlSpacingY),
false,
string.Empty,
new LGuiRect(FrameContext.Rect.Right - SliderSize,
FrameContext.Rect.Y, SliderSize, FrameContext.Rect.Height));
FrameContext.Size.X -= SliderSize;
var ID = LGuiHash.CalculateID(FrameContext.Title);
LGuiMisc.CheckAndSetContextID(ref FrameContext.Rect, ID, true);
Offset.Y = LGuiMisc.DoMouseWheelEvent(ID, 0.0f, Height, Offset.Y);
}
else
{
Offset.Y = 0;
}
LGuiContextCache.SetFrameOffset(FrameContext.Title, Offset);
}
LGuiContextCache.SetFrameContextSize(FrameContext.Title, FrameContext.Size);
LGuiLayout.EndLayout();
LGuiContext.EndFrame();
}
internal static bool OnProcess(string Title, LGuiRect Rect, ref LGuiColor Color)
{
LGuiFrame.Begin(Title, Rect);
var ID = LGuiHash.CalculateID(Title);
LGuiContext.SetPreviousControlID(ID);
if (!LGuiMisc.CheckVisible(ref Rect))
{
return(false);
}
var Hsv = LGuiContextCache.GetColorPickerHsv(Title);
var FrameSpacing = LGuiStyle.GetFrameChildSpacing();
var SpacingY = LGuiStyle.GetValue(LGuiStyleValueIndex.ControlSpacingY);
var SliderSize = LGuiStyle.GetValue(LGuiStyleValueIndex.SliderSize);
var ColorRect = new LGuiRect(Rect.Pos + FrameSpacing, new LGuiVec2(Rect.Width - FrameSpacing.X * 2.0f, Rect.Height - (SliderSize + SpacingY) * 4.0f - SpacingY * 3.0f - 20));
RenderColorRect(ColorRect, Hsv.R);
RenderColorCross(ColorRect, Hsv.G, Hsv.B);
var IDColor = LGuiHash.CalculateID($"{Title}_ColorSelector");
LGuiMisc.CheckAndSetContextID(ref ColorRect, IDColor);
var HsvValueChanged = false;
if (LGuiContext.ActiveID == IDColor)
{
var X = LGuiMisc.Lerp(0.0f, 1.0f, (LGuiContext.IO.MousePos.X - ColorRect.X) / ColorRect.Width);
var Y = LGuiMisc.Lerp(0.0f, 1.0f, (ColorRect.Height - (LGuiContext.IO.MousePos.Y - ColorRect.Y)) / ColorRect.Height);
if (X != Hsv.G || Y != Hsv.B)
{
HsvValueChanged = true;
Hsv.G = X;
Hsv.B = Y;
}
}
var HueRect = new LGuiRect(Rect.X + FrameSpacing.X, ColorRect.Bottom + FrameSpacing.Y, ColorRect.Width, 20);
RenderHueRect(HueRect);
RenderHueArrow(HueRect, Hsv.R);
var IDHue = LGuiHash.CalculateID($"{Title}_HueSelector");
LGuiMisc.CheckAndSetContextID(ref HueRect, IDHue);
if (LGuiContext.ActiveID == IDHue)
{
var Hue = LGuiMisc.Lerp(0.0f, 1.0f, (LGuiContext.IO.MousePos.X - HueRect.X) / HueRect.Width);
if (Hue != Hsv.R)
{
HsvValueChanged = true;
Hsv.R = Hue;
}
}
HsvValueChanged |= HandleHsvSlider(Title, ref Hsv, new LGuiVec2(HueRect.X, HueRect.Bottom + SpacingY), HueRect.Width / 2.0f);
if (HsvValueChanged)
{
Color = LGuiColor.Hsv2Rgb(Hsv);
LGuiContextCache.SetColorPickerHsv(Title, Hsv);
}
var RgbValueChanged = false;
if (HandleRgbSlider(Title, ref Color, new LGuiVec2(HueRect.X + HueRect.Width / 2.0f + 2.5f, HueRect.Bottom + SpacingY), HueRect.Width / 2.0f))
{
RgbValueChanged = true;
LGuiContextCache.SetColorPickerHsv(Title, LGuiColor.Rgb2Hsv(Color));
}
var CurrentTitleWidth = LGuiContext.Font.FontWidth * 8.5f;
LGuiGraphics.DrawText("Current:", new LGuiVec2(HueRect.X, HueRect.Bottom + SpacingY + (SliderSize + SpacingY) * 3.0f), LGuiStyleColorIndex.Text);
LGuiGraphics.DrawRect(new LGuiRect(HueRect.X + CurrentTitleWidth, HueRect.Bottom + SpacingY + (SliderSize + SpacingY) * 3.0f, HueRect.Width / 2.0f - CurrentTitleWidth, SliderSize), Color, true, false);
LGuiFrame.End();
return(HsvValueChanged | RgbValueChanged);
}
internal static bool OnProcess(string Title, ref int ItemIndex, string[] Items, LGuiRect Rect, float PopupHeight)
{
var ID = LGuiHash.CalculateID(Title);
LGuiContext.SetPreviousControlID(ID);
if (!LGuiMisc.CheckVisible(ref Rect))
{
return(false);
}
var TitleBgColorIndex = LGuiContext.ActiveID == ID ? LGuiStyleColorIndex.FrameActived :
LGuiContext.HoveredID == ID ? LGuiStyleColorIndex.FrameHovered : LGuiStyleColorIndex.Frame;
LGuiMisc.CheckAndSetContextID(ref Rect, ID);
LGuiGraphics.DrawRect(Rect, TitleBgColorIndex, true);
LGuiGraphics.DrawText(Items[ItemIndex], Rect.Pos + new LGuiVec2(LGuiStyle.GetValue(LGuiStyleValueIndex.ControlSpacingX), 0), LGuiStyleColorIndex.Text);
var GrabRect = new LGuiRect(Rect.Right - LGuiContext.Font.FontHeight, Rect.Y, LGuiContext.Font.FontHeight, LGuiContext.Font.FontHeight);
var GrabBgColorIndex = LGuiContext.ActiveID == ID ? LGuiStyleColorIndex.ButtonActived :
LGuiContext.HoveredID == ID ? LGuiStyleColorIndex.ButtonHovered : LGuiStyleColorIndex.Button;
LGuiGraphics.DrawRect(GrabRect, GrabBgColorIndex, true);
LGuiGraphics.DrawTriangle(
new LGuiVec2(GrabRect.Left + 4, GrabRect.Top + 4),
new LGuiVec2(GrabRect.Right - 4, GrabRect.Top + 4),
new LGuiVec2(GrabRect.CenterX, GrabRect.Bottom - 4),
LGuiStyle.GetColor(LGuiStyleColorIndex.Text), true);
LGuiGraphics.DrawRect(Rect, LGuiStyleColorIndex.Border, false);
var PopupID = $"{Title}_ItemPopup";
if (LGuiMisc.CheckAndSetFocusID(ID))
{
LGuiPopup.Open(PopupID);
}
var NewIndex = ItemIndex;
if (LGuiPopup.Begin(PopupID, new LGuiRect(Rect.X, Rect.Bottom + 1, Rect.Width, PopupHeight)))
{
var ItemWidth = Rect.Width - LGuiStyle.GetValue(LGuiStyleValueIndex.FrameChildSpacingX) * 2.0f - LGuiStyle.GetValue(LGuiStyleValueIndex.SliderSize);
for (var Index = 0; Index < Items.Length; ++Index)
{
if (LGuiSelectable.OnProcess(Items[Index], ItemIndex == Index, ItemWidth))
{
NewIndex = Index;
LGuiPopup.Close(PopupID);
}
}
LGuiPopup.End();
}
if (ItemIndex != NewIndex)
{
ItemIndex = NewIndex;
return(true);
}
return(false);
}
internal static int CalculateID <T>(T Value)
{
return(Combine(LGuiContext.GetCurrentID(), Value.GetHashCode(), Value.ToString().GetHashCode()));
}