public static void tryCreateVar(@Nonnull final Context context) {
final CalculatorDisplay display = Locator.getInstance().getDisplay();
final CalculatorDisplayViewState viewState = display.getViewState();
if (viewState.isValid()) {
final String varValue = viewState.getText();
if (!Strings.isEmpty(varValue)) {
if (CalculatorVarsFragment.isValidValue(varValue)) {
if (context instanceof SherlockFragmentActivity) {
VarEditDialogFragment.showDialog(
VarEditDialogFragment.Input.newFromValue(varValue),
((SherlockFragmentActivity) context).getSupportFragmentManager());
} else {
final Intent intent = new Intent(context, CalculatorVarsActivity.class);
intent.putExtra(CalculatorVarsFragment.CREATE_VAR_EXTRA_STRING, varValue);
Android.addIntentFlags(intent, false, context);
context.startActivity(intent);
}
} else {
getNotifier().showMessage(R.string.c_value_is_not_a_number, MessageType.error);
}
} else {
getNotifier().showMessage(R.string.empty_var_error, MessageType.error);
}
} else {
getNotifier().showMessage(R.string.not_valid_result, MessageType.error);
}
}
public static void tryPlot() {
final CalculatorPlotter plotter = Locator.getInstance().getPlotter();
final CalculatorDisplay display = Locator.getInstance().getDisplay();
final CalculatorDisplayViewState viewState = display.getViewState();
if (viewState.isValid()) {
final String functionValue = viewState.getText();
final Generic expression = viewState.getResult();
if (!Strings.isEmpty(functionValue) && expression != null) {
if (plotter.isPlotPossibleFor(expression)) {
plotter.plot(expression);
} else {
getNotifier().showMessage(R.string.cpp_plot_too_many_variables, MessageType.error);
}
} else {
getNotifier().showMessage(R.string.cpp_plot_empty_function_error, MessageType.error);
}
} else {
getNotifier().showMessage(R.string.not_valid_result, MessageType.error);
}
}
public static void tryCreateFunction(@Nonnull final Context context) {
final CalculatorDisplay display = Locator.getInstance().getDisplay();
final CalculatorDisplayViewState viewState = display.getViewState();
if (viewState.isValid()) {
final String functionValue = viewState.getText();
if (!Strings.isEmpty(functionValue)) {
FunctionEditDialogFragment.showDialog(
FunctionEditDialogFragment.Input.newFromDisplay(viewState), context);
} else {
getNotifier().showMessage(R.string.empty_function_error, MessageType.error);
}
} else {
getNotifier().showMessage(R.string.not_valid_result, MessageType.error);
}
}
@Nonnull
private static CalculatorNotifier getNotifier() {
return Locator.getInstance().getNotifier();
}