package polaris.sdk.ui;
/** Neutral glass: state is a material tint change, never a colored covering rectangle. */
public final class Theme {
 public int text=0xfff0f0f0,muted=0xffbcbcbc,accent=0xffe6e6e6,accentText=0xff171717,
  surface=0xff171717,field=0x38777777,hover=0x24ffffff,border=0x247c7c7c,
  selected=0x8ae0e0e0,danger=0xffe6e6e6,success=0xffe6e6e6,shade=0x3d000000;
 /** Ordinary controls are softly squared; panels have their own larger radius. */
 public float radius=9,panelRadius=18,fontSize=14,rowHeight=34,blur=.98f,sigma=18,
  refraction=10,shine=.82f,dispersion=.85f;
 /** The backdrop itself supplies transparency; alpha=1 avoids sharp-scene leakage. */
 public float tint=.20f,surfaceOpacity=1,hoverTint=.025f,pressTint=.060f,selectedTint=.18f;
 public boolean dark=true,reducedMotion=Boolean.getBoolean("liquidglass.reducedMotion");
 /** Global UI rendering, not a post-process over the host scene. */
 public Antialiasing antialiasing=Antialiasing.HIGH;
 public TextMode textMode=TextMode.AUTO;
 public boolean textPixelSnap=true,bezierCorners=true;
 public float textContrast=1.05f,letterSpacing=0,cornerSmoothing=.55f;
 /** Empty families select an installed system fallback. Font files are never bundled. */
 public String fontFamily="",cjkFontFamily="";
 public int background=0xff151515,backgroundAccent=0xff434343,highlight=0xffffffff,shadow=0xff000000,
  disabledText=0xff858585,warning=0xffe6e6e6;
 /** Gaussian standard deviation in physical framebuffer pixels (0 disables the blur pass). */
 public Theme sigma(float pixels){sigma=bounded("sigma",pixels,0,32);return this;}
 /** Blend between sharp and Gaussian-blurred backdrop, independently of Gaussian sigma. */
 public Theme blur(float amount){blur=unit(amount);return this;}
 /** Screen-space refraction strength (0..30), NOT a physical index of refraction. */
 public Theme refraction(float strength){refraction=bounded("refraction",strength,0,30);return this;}
 /** Contour reflection intensity (0..1.5); 0 disables highlight, sheen and optical edge shadow. */
 public Theme shine(float strength){shine=bounded("shine",strength,0,1.5f);return this;}
 /** Single red/blue-channel offset at the contour, in logical UI units (0..2).
  * Uses sharp-source chromatic differences independently of Gaussian background blur.
  * 0 disables dispersion; uniform backgrounds do not acquire an artificial rainbow. */
 public Theme dispersion(float amount){dispersion=bounded("dispersion",amount,0,2);return this;}
 /** Surface composite opacity; unlike blur(), low values reveal the sharp scene below. */
 public Theme opacity(float amount){surfaceOpacity=unit(amount);return this;}
 private static float bounded(String name,float value,float min,float max){if(!Float.isFinite(value)||value<min||value>max)throw new IllegalArgumentException(name+" must be "+min+".."+max);return value;}
 public Theme antialiasing(Antialiasing a){if(a==null)throw new NullPointerException("antialiasing");antialiasing=a;return this;}
 public Theme textMode(TextMode mode){if(mode==null)throw new NullPointerException("text mode");textMode=mode;return this;}
 public Theme pixelSnap(boolean enabled){textPixelSnap=enabled;return this;}
 public Theme textContrast(float c){if(!Float.isFinite(c)||c<.5f||c>2)throw new IllegalArgumentException("textContrast 0.5..2");textContrast=c;return this;}
 public Theme letterSpacing(float spacing){if(!Float.isFinite(spacing)||spacing< -2||spacing>12)throw new IllegalArgumentException("letterSpacing -2..12");letterSpacing=spacing;return this;}
 public Theme fonts(String latin,String cjk){fontFamily=latin==null?"":latin;cjkFontFamily=cjk==null?"":cjk;return this;}
 public Theme cornerSmoothing(float smooth){if(!Float.isFinite(smooth)||smooth<0||smooth>1)throw new IllegalArgumentException("corner smoothing 0..1");cornerSmoothing=smooth;return this;}
 public Theme cubicCorners(boolean value){bezierCorners=value;return this;}
 public Theme background(int color){background=color;return this;}
 public Theme backgroundAccent(int color){backgroundAccent=color;return this;}
 public Theme surface(int color){surface=color;return this;}
 /** Set the glass tint color; tint(float) adjusts its amount. */
 public Theme tint(int color){surface=color;return this;}
 public Theme tint(float amount){tint=unit(amount);return this;}
 public Theme text(int color){text=color;return this;}
 public Theme muted(int color){muted=color;return this;}
 public Theme accent(int color){accent=color;return this;}
 public Theme accentText(int color){accentText=color;return this;}
 public Theme highlight(int color){highlight=color;return this;}
 public Theme shadow(int color){shadow=color;return this;}
 public Theme border(int color){border=color;return this;}
 public Theme field(int color){field=color;return this;}
 public Theme selected(int color){selected=color;return this;}
 public Theme disabledText(int color){disabledText=color;return this;}
 public Theme danger(int color){danger=color;return this;}
 public Theme success(int color){success=color;return this;}
 public Theme warning(int color){warning=color;return this;}
 public Theme hoverTint(float amount){hoverTint=unit(amount);return this;}
 public Theme pressTint(float amount){pressTint=unit(amount);return this;}
 public Theme selectedTint(float amount){selectedTint=unit(amount);return this;}
 private static float unit(float v){if(!Float.isFinite(v)||v<0||v>1)throw new IllegalArgumentException("amount must be 0..1");return v;}
 public static Theme dark(){return new Theme();}
 public static Theme light(){Theme t=new Theme();t.dark=false;t.text=0xff202020;t.muted=0xff606060;
  t.accent=0xff222222;t.accentText=0xfff4f4f4;t.surface=0xfffafafa;t.tint=.26f;
  t.field=0x28777777;t.hover=0x16000000;t.border=0x264b4b4b;t.selected=0x99383838;
  t.danger=0xff333333;t.success=0xff333333;t.shade=0x26000000;t.background=0xffdddddd;t.backgroundAccent=0xfffafafa;t.disabledText=0xff888888;t.warning=0xff333333;return t;}
 public Theme copy(){Theme t=new Theme();t.text=text;t.muted=muted;t.accent=accent;t.accentText=accentText;
  t.surface=surface;t.field=field;t.hover=hover;t.border=border;t.selected=selected;t.danger=danger;
  t.success=success;t.shade=shade;t.radius=radius;t.panelRadius=panelRadius;t.fontSize=fontSize;
  t.rowHeight=rowHeight;t.blur=blur;t.sigma=sigma;t.refraction=refraction;t.shine=shine;t.dispersion=dispersion;
  t.tint=tint;t.surfaceOpacity=surfaceOpacity;t.hoverTint=hoverTint;t.pressTint=pressTint;
  t.selectedTint=selectedTint;t.antialiasing=antialiasing;t.textMode=textMode;t.textPixelSnap=textPixelSnap;t.bezierCorners=bezierCorners;
  t.textContrast=textContrast;t.letterSpacing=letterSpacing;t.cornerSmoothing=cornerSmoothing;t.fontFamily=fontFamily;t.cjkFontFamily=cjkFontFamily;
  t.background=background;t.backgroundAccent=backgroundAccent;t.highlight=highlight;t.shadow=shadow;t.disabledText=disabledText;t.warning=warning;t.dark=dark;t.reducedMotion=reducedMotion;return t;}
 public static int alpha(int argb,float a){return (Math.round((argb>>>24)*Math.max(0,Math.min(1,a)))<<24)|(argb&0xffffff);}
 public static int mix(int a,int b,float amount){float f=MotionValue.clamp(amount);int out=0;for(int shift=0;shift<=24;shift+=8)out|=Math.round(((a>>>shift)&255)*(1-f)+((b>>>shift)&255)*f)<<shift;return out;}
}