public EdgeInsetsGeometry getPadding(MaterialButton button)
{
if (button.padding != null)
{
return(button.padding);
}
if (button is MaterialButtonWithIconMixin)
{
return(EdgeInsets.fromLTRB(12.0f, 0.0f, 16.0f, 0.0f));
}
if (_padding != null)
{
return(_padding);
}
switch (getTextTheme(button))
{
case ButtonTextTheme.normal:
case ButtonTextTheme.accent:
return(EdgeInsets.symmetric(horizontal: 16.0f));
case ButtonTextTheme.primary:
return(EdgeInsets.symmetric(horizontal: 24.0f));
}
D.assert(false);
return(EdgeInsets.zero);
}
public Color getSplashColor(MaterialButton button)
{
if (button.splashColor != null)
{
return(button.splashColor);
}
if (_splashColor != null && (button is RaisedButton || button is OutlineButton))
{
return(_splashColor);
}
if (_splashColor != null && button is FlatButton)
{
switch (getTextTheme(button))
{
case ButtonTextTheme.normal:
case ButtonTextTheme.accent:
return(_splashColor);
case ButtonTextTheme.primary:
break;
}
}
return(getTextColor(button).withOpacity(0.12f));
}
public Color getFillColor(MaterialButton button)
{
Color fillColor = button.enabled ? button.color : button.disabledColor;
if (fillColor != null)
{
return(fillColor);
}
if (button is FlatButton || button is OutlineButton || button.GetType() == typeof(MaterialButton))
{
return(null);
}
if (button.enabled && button is RaisedButton && _buttonColor != null)
{
return(_buttonColor);
}
switch (getTextTheme(button))
{
case ButtonTextTheme.normal:
case ButtonTextTheme.accent:
return(button.enabled ? colorScheme.primary : getDisabledFillColor(button));
case ButtonTextTheme.primary:
return(button.enabled
? _buttonColor ?? colorScheme.primary
: colorScheme.onSurface.withOpacity(0.12f));
}
D.assert(false);
return(null);
}
public Color getSplashColor(MaterialButton button)
{
if (button.splashColor != null)
{
return(button.splashColor);
}
//todo:xingwei.zhu: uncomment these when OutlineButton is ready
if (this._splashColor != null && (button is RaisedButton /* || button is OutlineButton*/))
{
return(this._splashColor);
}
if (this._splashColor != null && button is FlatButton)
{
switch (this.getTextTheme(button))
{
case ButtonTextTheme.normal:
case ButtonTextTheme.accent:
return(this._splashColor);
case ButtonTextTheme.primary:
break;
}
}
return(this.getTextColor(button).withOpacity(0.12));
}
public float getDisabledElevation(MaterialButton button)
{
if (button.disabledElevation != null)
{
return(button.disabledElevation ?? 0.0f);
}
return(0.0f);
}
public Color getDisabledTextColor(MaterialButton button)
{
if (button.disabledTextColor != null)
{
return(button.disabledTextColor);
}
return(this._getDisabledColor(button));
}
public Color getDisabledTextColor(MaterialButton button)
{
if (button.textColor is IMaterialStateProperty <Color> )
{
return(button.textColor);
}
if (button.disabledTextColor != null)
{
return(button.disabledTextColor);
}
return(colorScheme.onSurface.withOpacity(0.38f));
}
public float getElevation(MaterialButton button)
{
if (button.elevation != null)
{
return(button.elevation ?? 0.0f);
}
if (button is FlatButton)
{
return(0.0f);
}
return(2.0f);
}
Color getDisabledFillColor(MaterialButton button)
{
if (button.disabledColor != null)
{
return(button.disabledColor);
}
if (_disabledColor != null)
{
return(_disabledColor);
}
return(colorScheme.onSurface.withOpacity(0.38f));
}
Color getDisabledFillColor(MaterialButton button)
{
if (button.disabledColor != null)
{
return(button.disabledColor);
}
if (this._disabledColor != null)
{
return(this._disabledColor);
}
return(this._getDisabledColor(button));
}
public float getHoverElevation(MaterialButton button)
{
if (button.hoverElevation != null)
{
return(button.hoverElevation.Value);
}
if (button is FlatButton)
{
return(0.0f);
}
if (button is OutlineButton)
{
return(0.0f);
}
return(4.0f);
}
public double getHighlightElevation(MaterialButton button)
{
if (button.highlightElevation != null)
{
return(button.highlightElevation ?? 0.0);
}
if (button is FlatButton)
{
return(0.0);
}
//todo:xingwei.zhu: uncomment these when OutlineButton are ready
// if (button is OutlineButton)
// return 2.0;
return(8.0);
}
public float getHighlightElevation(MaterialButton button)
{
if (button.highlightElevation != null)
{
return(button.highlightElevation ?? 0.0f);
}
if (button is FlatButton)
{
return(0.0f);
}
if (button is OutlineButton)
{
return(2.0f);
}
return(8.0f);
}
public Color getTextColor(MaterialButton button)
{
if (!button.enabled)
{
return(this.getDisabledTextColor(button));
}
if (button.textColor != null)
{
return(button.textColor);
}
switch (this.getTextTheme(button))
{
case ButtonTextTheme.normal:
return(this.getBrightness(button) == Brightness.dark ? Colors.white : Colors.black87);
case ButtonTextTheme.accent:
return(this.colorScheme.secondary);
case ButtonTextTheme.primary: {
Color fillColor = this.getFillColor(button);
bool fillIsDark = fillColor != null
? ThemeData.estimateBrightnessForColor(fillColor) == Brightness.dark
: this.getBrightness(button) == Brightness.dark;
if (fillIsDark)
{
return(Colors.white);
}
//todo:xingwei.zhu: uncomment these when OutlineButton are ready
if (button is FlatButton /* || button is OutlineButton*/)
{
return(this.colorScheme.primary);
}
return(Colors.black);
}
}
D.assert(false);
return(null);
}
public Color getTextColor(MaterialButton button)
{
if (!button.enabled)
{
return(getDisabledTextColor(button));
}
if (button.textColor != null)
{
return(button.textColor);
}
switch (getTextTheme(button))
{
case ButtonTextTheme.normal:
return(getBrightness(button) == Brightness.dark ? Colors.white : Colors.black87);
case ButtonTextTheme.accent:
return(colorScheme.secondary);
case ButtonTextTheme.primary: {
Color fillColor = getFillColor(button);
bool fillIsDark = fillColor != null
? ThemeData.estimateBrightnessForColor(fillColor) == Brightness.dark
: getBrightness(button) == Brightness.dark;
if (fillIsDark)
{
return(Colors.white);
}
if (button is FlatButton || button is OutlineButton)
{
return(colorScheme.primary);
}
return(Colors.black);
}
}
D.assert(false);
return(null);
}
public Color getHighlightColor(MaterialButton button)
{
if (button.highlightColor != null)
{
return(button.highlightColor);
}
switch (getTextTheme(button))
{
case ButtonTextTheme.normal:
case ButtonTextTheme.accent:
return(_highlightColor ?? getTextColor(button).withOpacity(0.16f));
case ButtonTextTheme.primary:
return(Colors.transparent);
}
D.assert(false);
return(Colors.transparent);
}
public Color getFillColor(MaterialButton button)
{
Color fillColor = button.enabled ? button.color : button.disabledColor;
if (fillColor != null)
{
return(fillColor);
}
//todo:xingwei.zhu: uncomment these when OutlineButton are ready
if (button is FlatButton /* || button is OutlineButton*/)
{
return(null);
}
if (button.enabled && button is RaisedButton && this._buttonColor != null)
{
return(this._buttonColor);
}
switch (this.getTextTheme(button))
{
case ButtonTextTheme.normal:
case ButtonTextTheme.accent:
return(button.enabled ? this.colorScheme.primary : this.getDisabledFillColor(button));
case ButtonTextTheme.primary:
return(button.enabled
? this._buttonColor ?? this.colorScheme.primary
: this.colorScheme.onSurface.withOpacity(0.12));
}
D.assert(false);
return(null);
}
public BoxConstraints getConstraints(MaterialButton button)
{
return(constraints);
}
public MaterialTapTargetSize getMaterialTapTargetSize(MaterialButton button)
{
return(button.materialTapTargetSize ?? _materialTapTargetSize ?? MaterialTapTargetSize.padded);
}
public ShapeBorder getShape(MaterialButton button)
{
return(button.shape ?? shape);
}
public TimeSpan getAnimationDuration(MaterialButton button)
{
return(button.animationDuration ?? material_.kThemeChangeDuration);
}
Color _getDisabledColor(MaterialButton button)
{
return(this.getBrightness(button) == Brightness.dark
? this.colorScheme.onSurface.withOpacity(0.30f)
: this.colorScheme.onSurface.withOpacity(0.38f));
}
public Brightness getBrightness(MaterialButton button)
{
return(button.colorBrightness ?? colorScheme.brightness);
}
public ButtonTextTheme getTextTheme(MaterialButton button)
{
return(button.textTheme ?? textTheme);
}
public Color getFocusColor(MaterialButton button)
{
return(button.focusColor ?? _focusColor ?? getTextColor(button).withOpacity(0.12f));
}
public Color getHoverColor(MaterialButton button)
{
return(button.hoverColor ?? _hoverColor ?? getTextColor(button).withOpacity(0.04f));
}
