Revision Difference
DRGBPicker#527686
<panel>
<parent>DPanel</parent>
<description>
DRGBPicker is an interactive panel which can be used to select a color hue.
See <page>DColorCube</page> for a color picker which controls brightness and saturation.
See <page>DColorMixer</page> for a color picker that allows control over hue, saturation, and brightness at once.
</description>
</panel>
<example>
<description>Creates a color picker which controls the color of the background panel it's parented to.</description>
<code>
-- Background panel
BGPanel = vgui.Create("DPanel")
BGPanel:SetSize(100, 200)
BGPanel:Center()
-- Color picker
local color_picker = vgui.Create("DRGBPicker", BGPanel)
color_picker:SetPos(35, 10)
color_picker:SetSize(30, 180)
-- When the picked color is changed...
function color_picker:OnChange(col)
-- Change the panel background color
BGPanel:SetBackgroundColor(col)
end
</code>
<output><image src="DRGBPicker_example1.png"/></output>
</example>
<example>
<description>Creates a DRGBPicker that controls the hue of a <page>DColorCube</page>, which outputs the color to the background panel, label, and your copy/paste buffer.</description>
<code>
-- Background panel
BGPanel = vgui.Create("DPanel")
BGPanel:SetSize(200, 200)
BGPanel:Center()
-- Color label
local color_label = Label("Color( 255, 255, 255 )", BGPanel)
color_label:SetPos(40, 160)
color_label:SetSize(150, 20)
color_label:SetHighlight(true)
color_label:SetColor(Color(0, 0, 0))
-- Color picker
local color_picker = vgui.Create("DRGBPicker", BGPanel)
color_picker:SetPos(5, 5)
color_picker:SetSize(30, 190)
-- Color cube
local color_cube = vgui.Create("DColorCube", BGPanel)
color_cube:SetPos(40, 5)
olor_cube:SetSize(155, 155)
color_cube:SetSize(155, 155)
-- When the picked color is changed...
function color_picker:OnChange(col)
-- Get the hue of the RGB picker and the saturation and vibrance of the color cube
local h = ColorToHSV(col)
local _, s, v = ColorToHSV(color_cube:GetRGB())
-- Mix them together and update the color cube
col = HSVToColor(h, s, v)
color_cube:SetColor(col)
-- Lastly, update the background color and label
UpdateColors(col)
end
function color_cube:OnUserChanged(col)
-- Update background color and label
UpdateColors(col)
end
-- Updates display colors, label, and clipboard text
function UpdateColors(col)
BGPanel:SetBackgroundColor(col)
color_label:SetText("Color( "..col.r..", "..col.g..", "..col.b.." )")
color_label:SetColor(Color((255-col.r), (255-col.g), (255-col.b)))
SetClipboardText(color_label:GetText())
end
</code>
<output><image src="DRGBPicker_example2.png"/></output>
</example>