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/*
* Copyright (C) 2017 Thales Lima Oliveira <thales@ufu.br>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "MathExpressionForm.h"
#define ERROR_INDICATOR 10
MathExpressionForm::MathExpressionForm(wxWindow* parent, MathExpression* mathEpr) : MathExpressionFormBase(parent)
{
m_parent = parent;
m_mathEpr = mathEpr;
m_staticTextCheckStatus->SetLabel(_("No checks performed."));
SetSintaxHighlights();
m_stcMathExpr->SetTabWidth(3);
m_stcMathExpr->IndicatorSetUnder(ERROR_INDICATOR, true);
m_stcMathExpr->IndicatorSetStyle(ERROR_INDICATOR, wxSTC_INDIC_ROUNDBOX);
m_stcMathExpr->IndicatorSetAlpha(ERROR_INDICATOR, 200);
m_stcMathExpr->IndicatorSetUnder(ERROR_INDICATOR, true);
m_stcMathExpr->IndicatorSetForeground(ERROR_INDICATOR, wxColor(255, 85, 0));
m_stcMathExpr->SetIndicatorCurrent(ERROR_INDICATOR);
m_stcMathExpr->SetText("a := 0.98 * x;\nb := int(a) + e^y;\nsqrt(1 - sin(2.2 * a) + cos(pi / b) / 3.3)");
m_translatedErrorMsg.clear();
m_translatedErrorMsg.push_back(_("Syntax error"));
m_translatedErrorMsg.push_back(_("Mismatched parenthesis"));
m_translatedErrorMsg.push_back(_("Missing ')'"));
m_translatedErrorMsg.push_back(_("Empty parentheses"));
m_translatedErrorMsg.push_back(_("Syntax error: Operator expected"));
m_translatedErrorMsg.push_back(_("Not enough memory"));
m_translatedErrorMsg.push_back(_("An unexpected error occurred"));
m_translatedErrorMsg.push_back(_("Syntax error in input variables"));
m_translatedErrorMsg.push_back(_("Illegal number of parameters to function"));
m_translatedErrorMsg.push_back(_("Syntax error: Expecting ( after function"));
m_translatedErrorMsg.push_back(_("Syntax error: Unknown identifier"));
m_translatedErrorMsg.push_back(_("No function has been parsed yet"));
}
MathExpressionForm::~MathExpressionForm() {}
void MathExpressionForm::OnCheckButtonClick(wxCommandEvent& event)
{
m_stcMathExpr->IndicatorClearRange(0, m_stcMathExpr->GetValue().length());
int currentLang = wxLocale::GetSystemLanguage();
wxLocale newLocale(wxLANGUAGE_ENGLISH_US);
MathExprParser parser;
int parserRes = parser.Parse(static_cast<std::string>(m_stcMathExpr->GetValue()), GetVariablesToParse());
if(parserRes != -1) {
m_staticTextCheckStatus->SetLabel(m_translatedErrorMsg[parser.GetParseErrorType()]);
m_staticTextCheckStatus->SetForegroundColour(wxColor(255, 0, 0));
m_stcMathExpr->IndicatorFillRange(parserRes, 1);
} else {
m_staticTextCheckStatus->SetLabel(_("OK!"));
m_staticTextCheckStatus->SetForegroundColour(wxColor(0, 128, 0));
}
Layout();
wxLocale oldLocale(currentLang);
}
void MathExpressionForm::OnOKButtonClick(wxCommandEvent& event)
{
if(ValidateData()) EndModal(wxID_OK);
}
bool MathExpressionForm::ValidateData() { return true; }
void MathExpressionForm::SetSintaxHighlights()
{
wxString variables = m_textCtrlVariables->GetValue();
m_stcMathExpr->StyleClearAll();
m_stcMathExpr->SetLexer(wxSTC_LEX_DMAP);
m_stcMathExpr->StyleSetForeground(wxSTC_DMAP_OPERATOR, wxColour(180, 0, 255));
m_stcMathExpr->StyleSetForeground(wxSTC_DMAP_WORD, wxColour(10, 0, 255));
m_stcMathExpr->StyleSetForeground(wxSTC_DMAP_WORD2, wxColour(160, 0, 0));
// m_stcMathExpr->StyleSetForeground(wxSTC_DMAP_WORD3, wxColour(0, 150, 0));
m_stcMathExpr->StyleSetForeground(wxSTC_DMAP_NUMBER, wxColour(0, 150, 0));
m_stcMathExpr->StyleSetBold(wxSTC_DMAP_WORD, true);
m_stcMathExpr->StyleSetBold(wxSTC_DMAP_WORD2, true);
m_stcMathExpr->StyleSetBold(wxSTC_DMAP_WORD3, true);
m_stcMathExpr->SetKeyWords(
0, wxT("abs acos acosh arg asin asinh atan atan2 atanh cbrt conj ceil cos cosh cot csc eval exp exp2 floor "
"hypot if imag int log log2 log10 max min polar pow real sec sin sinh sqrt tan tanh trunc"));
m_stcMathExpr->SetKeyWords(1, wxT("time step ") + variables);
m_stcMathExpr->SetKeyWords(2, wxT("pi e"));
}
void MathExpressionForm::OnTextUpdate(wxCommandEvent& event) { SetSintaxHighlights(); }
std::string MathExpressionForm::GetVariablesToParse()
{
wxString variables = wxT("time,step,") + m_textCtrlVariables->GetValue();
for(unsigned int i = 0; i < variables.length(); ++i) {
if(variables[i] == ' ') variables[i] = ',';
}
return static_cast<std::string>(variables);
}
void MathExpressionForm::OnLeftClickDown(wxMouseEvent& event)
{
m_stcMathExpr->IndicatorClearRange(0, m_stcMathExpr->GetValue().length());
event.Skip();
}
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