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- #import "ResistorObject.h"
-
- @implementation ResistorObject
-
- - (void)Calculate:(id)sender
- {
-
- // Declare variables
- int Vfirstband; // Value of firstband
- int Vsecondband; // Value of secondband
- int Vthirdband; // Value of thirdband
- float Vfourthband; // Value of fourthband
- int SwitchOne; // Dummy int for switch statment
- int SwitchTwo; // Dummy int for switch statment
- int temp;
- int temp2;
- float resistorValue;
- float resistorValueK;
- float range1;
- float range2;
- char SRvalue[20];
- char SRKvalue[20];
- char SR1value[20];
- char SR2value[20];
-
-
- // Assigns the value of the currently selected button found in the
- // button matrixs of Resistor using tag as a reference
- Vfirstband = [FirstBand selectedTag];
- Vsecondband = [SecondBand selectedTag];
- Vthirdband = [ThirdBand selectedTag];
-
- // thirdband: Assigns the proper value depending on which button was selected
- SwitchOne = [ThirdBand selectedTag];
- Vthirdband = SwitchOne;
-
- switch (SwitchOne) { // start switch
-
- case 2:
- Vthirdband = 0.10; // Gold (ThirdBand)
- break;
-
- case 3:
- Vthirdband = 0.01; // Silver (ThirdBand)
- break;
-
- case 4:
- Vthirdband = 1000000; // Blue (ThirdBand)
- break;
-
- case 5:
- Vthirdband = 10000000; // Voilet (ThirdBand)
- break;
-
- case 6:
- Vthirdband = 100000000; // Grey (ThirdBand)
- break;
-
- } // end switch
-
-
-
- // fourthband: Assigns the proper value depending on which
- // button was selected
- SwitchTwo = [FourthBand selectedTag];
-
- switch (SwitchTwo) { // start switch
-
- case 0:
- Vfourthband = 0.20; // No Band
- break;
-
- case 1:
- Vfourthband = 0.10; // Silver
- break;
-
- case 2:
- Vfourthband = 0.05; // Gold
- break;
-
- } // end switch
-
- // Calculations
-
- temp = Vfirstband*10;
- temp2 = temp + Vsecondband;
- resistorValue = temp2 * Vthirdband;
- range1 = resistorValue * Vfourthband;
- range1 = resistorValue - range1;
- range2 = resistorValue * Vfourthband;
- range2 = resistorValue + range2;
- resistorValueK = resistorValue / 1000;
-
- // Convert a number to a string a adjust the floating point accuracy
- sprintf(SRvalue,"%.2f",resistorValue);
- sprintf(SRKvalue,"%.2f",resistorValueK);
- sprintf(SR1value,"%.2f",range1);
- sprintf(SR2value,"%.2f",range2);
-
-
-
- // Assign the values to the proper display
-
- // Display the value of the resistor in the form
- [ValueOhms setStringValue:[NSString stringWithCString:SRvalue]];
-
- // Display the value of the resistor in K in the form
- [ValueKOhms setStringValue:[NSString stringWithCString:SRKvalue]];
-
- // Display the value of the range1 in the form
- [RangeOne setStringValue:[NSString stringWithCString:SR1value]];
-
- // Display the value of the range2 in the form
- [RangeTwo setStringValue:[NSString stringWithCString:SR2value]];
-
-
- }
-
- - (void)Ohms100:(id)sender
- {
-
- [FirstBand selectCellWithTag:1]; // This will select radio button number 1
- [SecondBand selectCellWithTag:0];
- [ThirdBand selectCellWithTag:1];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)Ohms100K:(id)sender
- {
-
- [FirstBand selectCellWithTag:1]; // This will select radio button number 1
- [SecondBand selectCellWithTag:0];
- [ThirdBand selectCellWithTag:10000];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
-
- }
-
- - (void)Ohms10:(id)sender
- {
-
- [FirstBand selectCellWithTag:1]; // This will select radio button number 1
- [SecondBand selectCellWithTag:0];
- [ThirdBand selectCellWithTag:1];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)Ohms10K:(id)sender
- {
-
- [FirstBand selectCellWithTag:1]; // This will select radio button number 1
- [SecondBand selectCellWithTag:0];
- [ThirdBand selectCellWithTag:1];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)Ohms15K:(id)sender
- {
-
- [FirstBand selectCellWithTag:1]; // This will select radio button number 15K
- [SecondBand selectCellWithTag:5];
- [ThirdBand selectCellWithTag:1000];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)Ohms1K:(id)sender
- {
-
- [FirstBand selectCellWithTag:1]; // This will select radio button number 1K
- [SecondBand selectCellWithTag:0];
- [ThirdBand selectCellWithTag:100];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)Ohms1p5K:(id)sender
- {
-
- [FirstBand selectCellWithTag:1]; // This will select radio button number 1.5K
- [SecondBand selectCellWithTag:5];
- [ThirdBand selectCellWithTag:100];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)Ohms220:(id)sender
- {
-
- [FirstBand selectCellWithTag:2]; // This will select radio button number 220
- [SecondBand selectCellWithTag:2];
- [ThirdBand selectCellWithTag:10];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)Ohms330:(id)sender
- {
-
- [FirstBand selectCellWithTag:3]; // This will select radio button number 330
- [SecondBand selectCellWithTag:3];
- [ThirdBand selectCellWithTag:10];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)Ohms33:(id)sender
- {
-
- [FirstBand selectCellWithTag:3]; // This will select radio button number 3
- [SecondBand selectCellWithTag:3];
- [ThirdBand selectCellWithTag:1];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)Ohms470:(id)sender
- {
-
- [FirstBand selectCellWithTag:4]; // This will select radio button number 470
- [SecondBand selectCellWithTag:7];
- [ThirdBand selectCellWithTag:10];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)Ohms47:(id)sender
- {
-
- [FirstBand selectCellWithTag:4]; // This will select radio button number 47
- [SecondBand selectCellWithTag:7];
- [ThirdBand selectCellWithTag:1];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)Ohms47K:(id)sender
- {
-
- [FirstBand selectCellWithTag:4]; // This will select radio button number 47K
- [SecondBand selectCellWithTag:7];
- [ThirdBand selectCellWithTag:1000];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)Ohms560:(id)sender
- {
-
- [FirstBand selectCellWithTag:5]; // This will select radio button number 5
- [SecondBand selectCellWithTag:6];
- [ThirdBand selectCellWithTag:10];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)Ohms680:(id)sender
- {
-
- [FirstBand selectCellWithTag:6]; // This will select radio button number 6
- [SecondBand selectCellWithTag:8];
- [ThirdBand selectCellWithTag:10];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)PrintColorTable:(id)sender
- // This method will print the Resistor Color Code Table
- {
-
- [ColorTable print:self];
- }
-
- - (void)Reset:(id)sender
- {
-
- [FirstBand selectCellWithTag:0]; // This will select radio button number 0
- [SecondBand selectCellWithTag:0];
- [ThirdBand selectCellWithTag:0];
- [FourthBand selectCellWithTag:0];
- [self Calculate:sender];
-
- }
-
- - (void)MoreInfo:(id)sender
- {
-
- [NSBundle loadNibNamed:@"MoreInfo.nib" owner:self]; // load nib
-
- }
-
-
-
- @end
-