public static void SetTheme(SeekBar seekBar, FlatTheme theme)
{
// setting thumb
var thumb = new PaintDrawable(theme.DarkAccentColor);
thumb.SetCornerRadius(15);
thumb.SetIntrinsicWidth(30);
thumb.SetIntrinsicHeight(30);
seekBar.SetThumb(thumb);
// progress
var progress = new PaintDrawable(theme.BackgroundColor);
progress.SetCornerRadius(10);
progress.SetIntrinsicHeight(10);
progress.SetIntrinsicWidth(5);
progress.SetDither(true);
var progressClip = new ClipDrawable(progress, GravityFlags.Left, ClipDrawableOrientation.Horizontal);
// secondary progress
var secondary = new PaintDrawable(theme.LightAccentColor);
secondary.SetCornerRadius(10);
secondary.SetIntrinsicHeight(10);
var secondaryProgressClip = new ClipDrawable(secondary, GravityFlags.Left, ClipDrawableOrientation.Horizontal);
// background
PaintDrawable background = new PaintDrawable(theme.VeryLightAccentColor);
background.SetCornerRadius(10);
background.SetIntrinsicHeight(10);
// applying drawable
LayerDrawable ld = (LayerDrawable) seekBar.ProgressDrawable;
ld.SetDrawableByLayerId(Android.Resource.Id.Background, background);
ld.SetDrawableByLayerId(Android.Resource.Id.Progress, progressClip);
ld.SetDrawableByLayerId(Android.Resource.Id.SecondaryProgress, secondaryProgressClip);
}
public static Drawable RandomGreyGradient(Color start, Color end)
{
PaintDrawable gradient = new PaintDrawable ();
gradient.Shape = new RectShape ();
gradient.SetShaderFactory (new RandomGradient (start, end));
return gradient;
}
public static void SetTheme(CheckBox checkBox, FlatTheme theme,
FlatUI.FlatFontFamily fontFamily, FlatUI.FlatFontWeight fontWeight, int radius, int size, int border)
{
// creating unchecked-enabled state drawable
GradientDrawable uncheckedEnabled = new GradientDrawable();
uncheckedEnabled.SetCornerRadius(radius);
uncheckedEnabled.SetSize(size, size);
uncheckedEnabled.SetColor(Color.Transparent);
uncheckedEnabled.SetStroke(border, theme.LightAccentColor);
// creating checked-enabled state drawable
GradientDrawable checkedOutside = new GradientDrawable();
checkedOutside.SetCornerRadius(radius);
checkedOutside.SetSize(size, size);
checkedOutside.SetColor(Color.Transparent);
checkedOutside.SetStroke(border, theme.LightAccentColor);
PaintDrawable checkedCore = new PaintDrawable(theme.LightAccentColor);
checkedCore.SetCornerRadius(radius);
checkedCore.SetIntrinsicHeight(size);
checkedCore.SetIntrinsicWidth(size);
InsetDrawable checkedInside = new InsetDrawable(checkedCore, border + 2, border + 2, border + 2, border + 2);
Drawable[] checkedEnabledDrawable = {checkedOutside, checkedInside};
LayerDrawable checkedEnabled = new LayerDrawable(checkedEnabledDrawable);
// creating unchecked-enabled state drawable
GradientDrawable uncheckedDisabled = new GradientDrawable();
uncheckedDisabled.SetCornerRadius(radius);
uncheckedDisabled.SetSize(size, size);
uncheckedDisabled.SetColor(Color.Transparent);
uncheckedDisabled.SetStroke(border, theme.VeryLightAccentColor);
// creating checked-disabled state drawable
GradientDrawable checkedOutsideDisabled = new GradientDrawable();
checkedOutsideDisabled.SetCornerRadius(radius);
checkedOutsideDisabled.SetSize(size, size);
checkedOutsideDisabled.SetColor(Color.Transparent);
checkedOutsideDisabled.SetStroke(border, theme.VeryLightAccentColor);
PaintDrawable checkedCoreDisabled = new PaintDrawable(theme.VeryLightAccentColor);
checkedCoreDisabled.SetCornerRadius(radius);
checkedCoreDisabled.SetIntrinsicHeight(size);
checkedCoreDisabled.SetIntrinsicWidth(size);
InsetDrawable checkedInsideDisabled = new InsetDrawable(checkedCoreDisabled, border + 2, border + 2, border + 2, border + 2);
Drawable[] checkedDisabledDrawable = {checkedOutsideDisabled, checkedInsideDisabled};
LayerDrawable checkedDisabled = new LayerDrawable(checkedDisabledDrawable);
StateListDrawable states = new StateListDrawable();
states.AddState(new int[]{-Android.Resource.Attribute.StateChecked, Android.Resource.Attribute.StateEnabled}, uncheckedEnabled);
states.AddState(new int[]{Android.Resource.Attribute.StateChecked, Android.Resource.Attribute.StateEnabled}, checkedEnabled);
states.AddState(new int[]{-Android.Resource.Attribute.StateChecked, -Android.Resource.Attribute.StateEnabled}, uncheckedDisabled);
states.AddState(new int[]{Android.Resource.Attribute.StateChecked, -Android.Resource.Attribute.StateEnabled}, checkedDisabled);
checkBox.SetButtonDrawable(states);
// setting padding for avoiding text to be appear on icon
checkBox.SetPadding(size / 4 * 5, 0, 0, 0);
checkBox.SetTextColor(theme.LightAccentColor);
var typeface = FlatUI.GetFont(checkBox.Context, fontFamily, fontWeight);
if (typeface != null)
checkBox.SetTypeface(typeface, TypefaceStyle.Normal);
}
public static void SetTheme (ToggleButton toggleButton, FlatTheme theme, int padding, int size)
{
toggleButton.SetWidth(size * 5);
toggleButton.SetHeight(size);
//setTextOff("");
//setTextOn("");
int radius = size - 4;
float[] outerR = new float[]{radius, radius, radius, radius, radius, radius, radius, radius};
// creating unchecked-enabled state drawable
var uncheckedEnabledFrontCore = new ShapeDrawable(new RoundRectShape(outerR, null, null));
uncheckedEnabledFrontCore.Paint.Color = theme.LightAccentColor;
var uncheckedEnabledFront = new InsetDrawable(uncheckedEnabledFrontCore, 5);
var uncheckedEnabledBack = new ShapeDrawable(new RoundRectShape(outerR, null, null));
uncheckedEnabledBack.Paint.Color = Color.ParseColor("#f2f2f2");
uncheckedEnabledBack.SetPadding(0, 0, size / 2 * 5, 0);
Drawable[] d1 = {uncheckedEnabledBack, uncheckedEnabledFront};
var uncheckedEnabled = new LayerDrawable(d1);
// creating checked-enabled state drawable
var checkedEnabledFrontCore = new ShapeDrawable(new RoundRectShape(outerR, null, null));
checkedEnabledFrontCore.Paint.Color = theme.LightAccentColor;
var checkedEnabledFront = new InsetDrawable(checkedEnabledFrontCore, 5);
ShapeDrawable checkedEnabledBack = new ShapeDrawable(new RoundRectShape(outerR, null, null));
checkedEnabledBack.Paint.Color = theme.VeryLightAccentColor;
checkedEnabledBack.SetPadding(size / 2 * 5, 0, 0, 0);
Drawable[] d2 = {checkedEnabledBack, checkedEnabledFront};
LayerDrawable checkedEnabled = new LayerDrawable(d2);
// creating unchecked-disabled state drawable
ShapeDrawable uncheckedDisabledFrontCore = new ShapeDrawable(new RoundRectShape(outerR, null, null));
uncheckedDisabledFrontCore.Paint.Color = Color.ParseColor("#d2d2d2");
InsetDrawable uncheckedDisabledFront = new InsetDrawable(uncheckedDisabledFrontCore, 5);
ShapeDrawable uncheckedDisabledBack = new ShapeDrawable(new RoundRectShape(outerR, null, null));
uncheckedDisabledBack.Paint.Color = Color.ParseColor("#f2f2f2");
uncheckedDisabledBack.SetPadding(0, 0, size / 2 * 5, 0);
Drawable[] d3 = {uncheckedDisabledBack, uncheckedDisabledFront};
LayerDrawable uncheckedDisabled = new LayerDrawable(d3);
// creating checked-disabled state drawable
ShapeDrawable checkedDisabledFrontCore = new ShapeDrawable(new RoundRectShape(outerR, null, null));
checkedDisabledFrontCore.Paint.Color = theme.VeryLightAccentColor;
InsetDrawable checkedDisabledFront = new InsetDrawable(checkedDisabledFrontCore, 5);
ShapeDrawable checkedDisabledBack = new ShapeDrawable(new RoundRectShape(outerR, null, null));
checkedDisabledBack.Paint.Color = Color.ParseColor("#f2f2f2");
checkedDisabledBack.SetPadding(size / 2 * 5, 0, 0, 0);
Drawable[] d4 = {checkedDisabledBack, checkedDisabledFront};
LayerDrawable checkedDisabled = new LayerDrawable(d4);
toggleButton.SetPadding(0, padding, 0, padding);
PaintDrawable paintDrawable = new PaintDrawable(theme.BackgroundColor);
paintDrawable.SetIntrinsicHeight(size);
paintDrawable.SetIntrinsicWidth(size);
paintDrawable.SetPadding(size, 0, 0, 0);
StateListDrawable states = new StateListDrawable();
states.AddState(new int[]{-Android.Resource.Attribute.StateChecked, Android.Resource.Attribute.StateEnabled},
new InsetDrawable(uncheckedEnabled, padding * 2));
states.AddState(new int[]{Android.Resource.Attribute.StateChecked, Android.Resource.Attribute.StateEnabled},
new InsetDrawable(checkedEnabled, padding * 2));
states.AddState(new int[]{-Android.Resource.Attribute.StateChecked, -Android.Resource.Attribute.StateEnabled},
new InsetDrawable(uncheckedDisabled, padding * 2));
states.AddState(new int[]{Android.Resource.Attribute.StateChecked, -Android.Resource.Attribute.StateEnabled},
new InsetDrawable(checkedDisabled, padding * 2));
toggleButton.SetBackgroundDrawable(states);
toggleButton.SetTextSize(ComplexUnitType.Sp, 0);
}
public static void SetActionBarTheme(Activity context, FlatTheme theme, bool dark)
{
var color1 = theme.LightAccentColor;
var color2 = theme.BackgroundColor;
if (dark)
{
color1 = theme.BackgroundColor;
color2 = theme.DarkAccentColor;
}
var front = new PaintDrawable(color1);
var bottom = new PaintDrawable(color2);
var d = new Drawable[] { bottom, front};
var drawable = new LayerDrawable(d);
drawable.SetLayerInset(1, 0, 0, 0, 3);
var actionBar = context.ActionBar;
actionBar.SetBackgroundDrawable(drawable);
// invalidating action bar
actionBar.Title = actionBar.Title;
}