david
08e42642b8
git-svn-id: https://192.168.0.254/svn/Componentes.Terceros.DevExpressVCL@21 05c56307-c608-d34a-929d-697000501d7a
252 lines
12 KiB
C++
252 lines
12 KiB
C++
//---------------------------------------------------------------------------
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#include <vcl.h>
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#include <stdlib.h>
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#include "math.h"
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#include "math.hpp"
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#include <cxSSUtils.hpp>
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#pragma hdrstop
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#include "FlyingSeatCalc.h"
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#include "FlyingSupport.h"
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//---------------------------------------------------------------------------
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#pragma package(smart_init)
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#pragma resource "*.dfm"
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TFlyingSeatCalcForm *FlyingSeatCalcForm;
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//---------------------------------------------------------------------------
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__fastcall TFlyingSeatCalcForm::TFlyingSeatCalcForm(TComponent* Owner)
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: TForm(Owner)
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{
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}
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void __fastcall TFlyingSeatCalcForm::rbLsKgsClick(TObject *Sender)
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{
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SetControls(((TRadioButton*)Sender)->Tag,
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efLsPrime, efLsLbs,
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lblLsPrime, lblLsLbs,
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fLsMode); // Make the change
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meLsPrimeExit(Sender); // Update
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}
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//---------------------------------------------------------------------------
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String __fastcall TFlyingSeatCalcForm::GetFormula(TEdit *aPrime, TEdit *aLbs,
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TRadioButton *arbK, TRadioButton *arbL,
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String aKgsToLbs, String aLbsToKgs) // Get a formula
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{
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int fStones, fLbs; // Local Vars
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double fKgs; // Local Vars
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String res;
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res = ""; // Return nothing
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if (arbK->Checked) { // If In Kgs
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fKgs = GetEfFloatValue(aPrime); // Get KGS value
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if (fKgs != 0.0) // If we have a value
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res = Format("%0.2f%s", ARRAYOFCONST((fKgs, aKgsToLbs.c_str()))); // set the formula
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}
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else
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if (arbL->Checked) { // If in Lbs
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fLbs = GetEfIntValue(aPrime); // Get the Lbs
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if (fLbs != 0) // If we have a value
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if (aLbsToKgs.Length() > 0) // if we are converting Lbs to Kgs
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res = Format("(%d%s)", ARRAYOFCONST((fLbs, aLbsToKgs.c_str()))); // Format for conversion to Kgs
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else
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res = Format("%d", ARRAYOFCONST((fLbs))); // formula is the number
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}
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else
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{ // formula for stones and lbs
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fStones = GetEfIntValue(aPrime); // Get stones
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fLbs = GetEfIntValue(aLbs); // get Lbs
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if (fStones != 0) // If we have stones
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res = Format("%d * 14%s", ARRAYOFCONST((fStones, aLbsToKgs.c_str()))); // set formula including conversion to Kgs if required
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if (fLbs != 0) { // if we have Lbs
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if (fLbs > 13) { // if they are more that 13 ( a stones = 14 Lbs)
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fLbs = 13; // ensure valid
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aLbs->Text = "13"; // update the edit field
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}
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if (fStones > 0) { // if we have have to add the stones
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if (aLbsToKgs.Length() > 0) // check conversion
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res = Format("((%d * 14) + %d)%s", ARRAYOFCONST((fStones, (int)fLbs, aLbsToKgs.c_str()))); // Formula
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else
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res = Format("(%d * 14) + %d", ARRAYOFCONST((fStones, fLbs))); // Formula without conversion
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}
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else
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res = Format("%d%s", ARRAYOFCONST((fLbs, aLbsToKgs.c_str()))); // formula for no stones (must be a small persoon ?)
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}
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}
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return res;
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}
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void __fastcall TFlyingSeatCalcForm::meLsPrimeExit(TObject *Sender)
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{
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String fLeftForm, fRightForm, fFormula; // The left, Right and complete formulas
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if(ResultInKgs) // If we want the total result converted to Kgs
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{
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fLeftForm = GetFormula(efLsPrime, efLsLbs, rbLsKgs,
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rbLsLbs, "", " / 2" + (String)DecimalSeparator + "2"); // Get the Left hand seat formula
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fRightForm = GetFormula(efRsPrime, efRsLbs, rbRsKgs,
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rbRsLbs, "", " / 2" + (String)DecimalSeparator + "2"); // Get the right hand seta formula
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}
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else
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{ // Result in Lbs
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fLeftForm = GetFormula(efLsPrime, efLsLbs, rbLsKgs,
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rbLsLbs, " * 2" + (String)DecimalSeparator + "2", ""); // Get Left seat
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fRightForm = GetFormula(efRsPrime, efRsLbs, rbRsKgs,
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rbRsLbs, " * 2" + (String)DecimalSeparator + "2", ""); // Get right seat
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}
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if ((fLeftForm.Length() > 0) &&
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(fRightForm.Length() > 0)) // If both seats return a formula
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fFormula = Format("(%s) + %s", ARRAYOFCONST((fLeftForm,
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fRightForm))); // weld them together
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else if (fLeftForm.Length() > 0) // If left has the result
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fFormula = fLeftForm; // Copy to the forlula
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else
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fFormula = fRightForm; // Right has the result, copy
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btnOk->Enabled = fFormula.Length() > 0; // enable the OK button if we have a result to return
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if (btnOk->Enabled) // We have a result
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efFormula->Text = Format("= %s", ARRAYOFCONST((fFormula))); // Ensure sheet knows it's a formula
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else
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efFormula->Text = ""; // Nothing !
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}
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//---------------------------------------------------------------------------
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void __fastcall TFlyingSeatCalcForm::SetControls(int aTag,
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TEdit *aPrime, TEdit *aLbs,
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TLabel *aPrimeLbl, TLabel *aLbsLbl,
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TEditMode &aMode) // Set up controls for a change in the weigth units
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{
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double fKgs; // Local for Kgs weight
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int fLbs; // Local for Lbs weight
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int fStn; // Local for Stones weight
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fKgs = GetEfFloatValue(aPrime); // Get the weight in KGS
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fStn = GetEfIntValue(aPrime); // Get the weight in Stones
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fLbs = GetEfIntValue(aLbs); // Get the weight in LBS ( for Stones and LBS)
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switch (aTag){ // Work on the change type
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case 0: { // Weight in KGS
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aPrimeLbl->Caption = "Weight in Kgs"; // Set title
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aPrime->MaxLength = 5; // Max length 5 (12.35 ot 123.5)
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switch (aMode) { // Check previous mode and convert the previous value
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case emLbs: {
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aPrime->Text = Format("%0.2f", ARRAYOFCONST(((fStn * 1.0) / 2.2))); // Convert from LBS
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break;
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}
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case emStonesLbs: {
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aPrime->Text = Format("%0.2f", ARRAYOFCONST((((fStn * 14) + fLbs) * 1.0 / 2.2))); // Convert from Stones and Lbs
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break;
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}
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}
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aMode = emKgs; // Now working in Kgs
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aLbsLbl->Visible = false; // Don't show the Lbs label
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aLbs->Visible = false; // Don't show the Lbs entry field
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break;
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}
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case 1: // Now working in LBS
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{
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aPrimeLbl->Caption = "Weight in Lbs"; // Update the Title
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aPrime->MaxLength = 3; // Max 3 digits
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switch (aMode) { // Check previous mode and convert
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case emKgs: {
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aPrime->Text = Format("%d", ARRAYOFCONST(((Round(fKgs * 2.2))))); // From Kgs
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break;
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}
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case emStonesLbs: {
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aPrime->Text = Format("%d", ARRAYOFCONST(((fStn * 14) + fLbs))); // From Stones and Lbs
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break;
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}
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}
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aMode = emLbs; // Now Working in Lbs
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aLbsLbl->Visible = false; // Don't show the Lbs label
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aLbs->Visible = false; // Don't show the Lbs entry field
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break;
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}
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case 2: // Now working in Stones and Lbs
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{
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aPrimeLbl->Caption = "Weight in Stones"; // Update title
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aPrime->MaxLength = 2; // Max 2 digits
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switch (aMode) { // Check previous mode and convert
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case emKgs: { // was in Kgs
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fLbs = Round(fKgs * 2.2); // Get total in Lbs
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fStn = div(fLbs, 14).quot; // Get stones
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fLbs = fLbs - (fStn * 14); // Get Lbs
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aPrime->Text = Format("%0d", ARRAYOFCONST((fStn))); // Set Text
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aLbs->Text = Format("%0d", ARRAYOFCONST((fLbs))); // Set Text
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break;
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}
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case emLbs: // Convert from LBS
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{
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fLbs = div(fStn, 14).rem; // Get remaining Lbs
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fStn = div(fStn, 14).quot; // Get stones
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aPrime->Text = Format("%0d", ARRAYOFCONST((fStn))); // Set Text
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aLbs->Text = Format("%0d", ARRAYOFCONST((fLbs))); // Set Text
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break;
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}
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}
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aMode = emStonesLbs; // Now working in stones and lbs
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aLbsLbl->Visible = True; // Show the lbs label
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aLbs->Visible = True; // show the lbs edit field
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break;
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}
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}
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}
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void GetValidChar(char &Key, String AText) // Get a valid numeric char
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{
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char *NumKeys = "1234567890";
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if ((((Key == DecimalSeparator) && (AText.Pos(DecimalSeparator) > 0))) || // Scan for a valid Key
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((Key != DecimalSeparator) && (StrScan(NumKeys, Key) == NULL)))
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Key = 0; // Not valid ZAP it
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}
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double __fastcall TFlyingSeatCalcForm::GetEfFloatValue(TEdit *aControl) // Get a value as a double
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{
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double res;
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cxTryStrToFloat(aControl->Text, res); // Try it
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return res;
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}
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int __fastcall TFlyingSeatCalcForm::GetEfIntValue(TEdit *aControl) // Getb a value as an Integer
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{
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int res;
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cxTryStrToInt(aControl->Text, res); // Try it
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return res;
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}
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//---------------------------------------------------------------------------
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void __fastcall TFlyingSeatCalcForm::EdtKeyPress(TObject *Sender,
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char &Key)
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{
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GetValidChar(Key, ((TEdit*)Sender)->Text); // Check for a valid Key
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}
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//---------------------------------------------------------------------------
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void __fastcall TFlyingSeatCalcForm::rbRsStonesClick(TObject *Sender)
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{
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SetControls(((TRadioButton*)Sender)->Tag,
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efRsPrime, efRsLbs,
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lblRsPrime, lblRsLbs,
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fRsMode); // Make the change
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meLsPrimeExit(Sender); // Update
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}
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//---------------------------------------------------------------------------
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void __fastcall TFlyingSeatCalcForm::FormCreate(TObject *Sender)
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{
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fLsMode = emLbs; // Set Left hand seat mode to LBS
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fRsMode = emLbs; // Set Right hand seat mode to LBS
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}
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//---------------------------------------------------------------------------
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void __fastcall TFlyingSeatCalcForm::SetInKgs(const bool Value)
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{
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fInKgs = Value; // Set var
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if (fInKgs) { // if we are working in Kgs
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lblFormula->Caption = "Formula for Kgs"; // Update the label
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Caption = Format("%s Seat Weights in Kgs", ARRAYOFCONST((fCallSign))); // Set the form caption
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}
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else {
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lblFormula->Caption = "Formula for Lbs"; // Update the label
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Caption = Format("%s Seat Weights in Lbs", ARRAYOFCONST((fCallSign))); // Set the form caption
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}
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}
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