Add Count field and input types

- Add plus and minus button graphics
- Add plus and minus button size constants
- Add plus button action to increment the number value by one
- Add minus button action to decrement the number value by one
- Add method to set count field left and right views with buttons
- Set count field keyboard type

Source/Cells/Text/FORMTextFieldCell.m

@@ -194,7 +194,8 @@ - (NSString *)rawTextForField:(FORMField *)field {
 
     if (field.value) {
         switch (field.type) {
-            case FORMFieldTypeNumber: {
+            case FORMFieldTypeNumber:
+            case FORMFieldTypeCount: {
                 if ([field.value isKindOfClass:[NSNumber class]]) {
                     NSNumber *value = field.value;
                     rawText = [value stringValue];

Source/Cells/Views/FORMTextField.h

@@ -15,6 +15,7 @@ typedef NS_ENUM(NSInteger, FORMTextFieldType) {
     FORMTextFieldTypePassword,
     FORMTextFieldTypeSelect,
     FORMTextFieldTypeDate,
+    FORMTextFieldTypeCount,
     FORMTextFieldTypeUnknown
 };
 
@@ -28,6 +29,7 @@ typedef NS_ENUM(NSInteger, FORMTextFieldInputType) {
     FORMTextFieldInputTypeAddress,
     FORMTextFieldInputTypeEmail,
     FORMTextFieldInputTypePassword,
+    FORMTextFieldInputTypeCount,
     FORMTextFieldInputTypeUnknown
 };
 

Source/Cells/Views/FORMTextField.m

@@ -6,6 +6,10 @@
 
 static const CGFloat FORMTextFieldClearButtonWidth = 30.0f;
 static const CGFloat FORMTextFieldClearButtonHeight = 20.0f;
+static const CGFloat FORMTextFieldMinusButtonWidth = 30.0f;
+static const CGFloat FORMTextFieldMinusButtonHeight = 20.0f;
+static const CGFloat FORMTextFieldPlusButtonWidth = 30.0f;
+static const CGFloat FORMTextFieldPlusButtonHeight = 20.0f;
 
 static UIColor *activeBackgroundColor;
 static UIColor *activeBorderColor;
@@ -68,7 +72,7 @@ - (instancetype)initWithFrame:(CGRect)frame {
     clearButton.frame = CGRectMake(0.0f, 0.0f, FORMTextFieldClearButtonWidth, FORMTextFieldClearButtonHeight);
     self.rightView = clearButton;
     self.rightViewMode = UITextFieldViewModeWhileEditing;
-
+  
     return self;
 }
 
@@ -142,6 +146,9 @@ - (void)setTypeString:(NSString *)typeString {
         type = FORMTextFieldTypeDefault;
     } else if ([typeString isEqualToString:@"password"]) {
         type = FORMTextFieldTypePassword;
+    } else if ([typeString isEqualToString:@"count"]) {
+        type = FORMTextFieldTypeCount;
+        [self setCountButtons];
     } else if (!typeString.length) {
         type = FORMTextFieldTypeDefault;
     } else {
@@ -173,6 +180,8 @@ - (void)setInputTypeString:(NSString *)inputTypeString {
         inputType = FORMTextFieldInputTypeDefault;
     } else if ([inputTypeString isEqualToString:@"password"]) {
         inputType = FORMTextFieldInputTypePassword;
+    } else if ([inputTypeString isEqualToString:@"count"]) {
+        inputType = FORMTextFieldInputTypeCount;
     } else if (!inputTypeString.length) {
         inputType = FORMTextFieldInputTypeDefault;
     } else {
@@ -287,6 +296,30 @@ - (void)clearButtonAction {
     }
 }
 
+- (void)minusButtonAction {
+    NSNumber *number = [NSNumber numberWithInt:[self.rawText integerValue] - 1];
+    if ([number integerValue] < 0) {
+      self.rawText = @"0";
+    } else {
+      self.rawText = [number stringValue];
+    }
+
+    if ([self.textFieldDelegate respondsToSelector:@selector(textFormField:didUpdateWithText:)]) {
+        [self.textFieldDelegate textFormField:self
+                            didUpdateWithText:self.rawText];
+    }
+}
+
+- (void)plusButtonAction {
+    NSNumber *number = [NSNumber numberWithInt:[self.rawText integerValue] + 1];
+    self.rawText = [number stringValue];
+
+    if ([self.textFieldDelegate respondsToSelector:@selector(textFormField:didUpdateWithText:)]) {
+        [self.textFieldDelegate textFormField:self
+                            didUpdateWithText:self.rawText];
+    }
+}
+
 #pragma mark - Appearance
 
 - (void)setActive:(BOOL)active {
@@ -331,6 +364,35 @@ - (void)setValid:(BOOL)valid {
     }
 }
 
+- (void)setCountButtons {
+    NSString *bundlePath = [[[NSBundle bundleForClass:self.class] resourcePath] stringByAppendingPathComponent:@"Form.bundle"];
+    NSBundle *bundle = [NSBundle bundleWithPath: bundlePath];
+
+    UITraitCollection *trait = [UITraitCollection traitCollectionWithDisplayScale:2.0];
+
+    UIButton *minusButton = [UIButton buttonWithType:UIButtonTypeCustom];
+    [minusButton setImage:[UIImage imageNamed:@"minus"
+                                     inBundle:bundle
+                compatibleWithTraitCollection:trait] forState:UIControlStateNormal];
+    [minusButton addTarget:self action:@selector(minusButtonAction) forControlEvents:UIControlEventTouchUpInside];
+    minusButton.frame = CGRectMake(0.0f, 0.0f, FORMTextFieldMinusButtonWidth, FORMTextFieldMinusButtonHeight);
+
+    UIButton *plusButton = [UIButton buttonWithType:UIButtonTypeCustom];
+    [plusButton setImage:[UIImage imageNamed:@"plus"
+                                     inBundle:bundle
+                compatibleWithTraitCollection:trait] forState:UIControlStateNormal];
+    [plusButton addTarget:self action:@selector(plusButtonAction) forControlEvents:UIControlEventTouchUpInside];
+    plusButton.frame = CGRectMake(0.0f, 0.0f, FORMTextFieldPlusButtonWidth, FORMTextFieldPlusButtonHeight);
+
+    self.leftView = minusButton;
+    self.leftViewMode = UITextFieldViewModeAlways;
+
+    self.rightView = plusButton;
+    self.rightViewMode = UITextFieldViewModeAlways;
+
+    self.textAlignment = NSTextAlignmentCenter;
+}
+
 - (void)setCustomFont:(UIFont *)font {
     self.font = font;
 }

Source/Cells/Views/FORMTextFieldTypeManager.m

@@ -13,6 +13,7 @@ - (void)setUpType:(FORMTextFieldInputType)type forTextField:(UITextField *)textF
         case FORMTextFieldInputTypeAddress     : [self setupAddressTextField:textField]; break;
         case FORMTextFieldInputTypeEmail       : [self setupEmailTextField:textField]; break;
         case FORMTextFieldInputTypePassword    : [self setupPasswordTextField:textField]; break;
+        case FORMTextFieldInputTypeCount       : [self setupCountTextField:textField]; break;
 
         case FORMTextFieldInputTypeUnknown:
             abort();
@@ -77,4 +78,11 @@ - (void)setupPasswordTextField:(UITextField *)textField {
     textField.secureTextEntry = YES;
 }
 
+- (void)setupCountTextField:(UITextField *)textField {
+    textField.autocapitalizationType = UITextAutocapitalizationTypeNone;
+    textField.autocorrectionType = UITextAutocorrectionTypeNo;
+    textField.keyboardType = UIKeyboardTypeNumberPad;
+    textField.secureTextEntry = NO;
+}
+
 @end

Source/FORMData.m

@@ -386,7 +386,7 @@ - (NSMutableDictionary *)valuesForFormula:(FORMField *)field {
                 }
             }
         } else {
-            if (field.type == FORMFieldTypeNumber || field.type == FORMFieldTypeFloat) {
+            if (field.type == FORMFieldTypeNumber || field.type == FORMFieldTypeFloat || field.type == FORMFieldTypeCount) {
                 [values addEntriesFromDictionary:@{fieldID : @"0"}];
             } else {
                 [values addEntriesFromDictionary:@{fieldID : @""}];
@@ -877,7 +877,7 @@ - (NSArray *)updateTargets:(NSArray *)targets {
                 for (NSString *fieldID in fieldIDs) {
 
                     id value = (self.values)[fieldID];
-                    BOOL isNumericField = (field.type == FORMFieldTypeFloat || field.type == FORMFieldTypeNumber);
+                    BOOL isNumericField = (field.type == FORMFieldTypeFloat || field.type == FORMFieldTypeNumber || field.type == FORMFieldTypeCount);
                     NSString *defaultEmptyValue = (isNumericField) ? @"0" : @"";
 
                     FORMField *targetField = [self fieldWithID:fieldID includingHiddenFields:YES];

Source/FORMDataSource.m

@@ -160,6 +160,7 @@ - (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView
         case FORMFieldTypeText:
         case FORMFieldTypeFloat:
         case FORMFieldTypeNumber:
+        case FORMFieldTypeCount:
             identifier = FORMTextFieldCellIdentifier;
             break;
 

Source/Models/FORMField.h

@@ -16,6 +16,7 @@ typedef NS_ENUM(NSInteger, FORMFieldType) {
     FORMFieldTypeFloat,
     FORMFieldTypeNumber,
     FORMFieldTypeButton,
+    FORMFieldTypeCount,
     FORMFieldTypeCustom
 };
 

Source/Models/FORMField.m

@@ -110,7 +110,8 @@ - (void)setValue:(id)fieldValue {
 
     switch (self.type) {
         case FORMFieldTypeNumber:
-        case FORMFieldTypeFloat: {
+        case FORMFieldTypeFloat:
+        case FORMFieldTypeCount: {
             if (![fieldValue isKindOfClass:[NSString class]]) {
                 resultValue = [fieldValue stringValue];
             }
@@ -157,6 +158,7 @@ - (id)rawFieldValue {
             }
             return @([self.value floatValue]);
         case FORMFieldTypeNumber:
+        case FORMFieldTypeCount:
             return @([self.value integerValue]);
 
         case FORMFieldTypeText:
@@ -234,6 +236,8 @@ - (FORMFieldType)typeFromTypeString:(NSString *)typeString {
         return FORMFieldTypeFloat;
     } else if ([typeString isEqualToString:@"number"]) {
         return FORMFieldTypeNumber;
+    } else if ([typeString isEqualToString:@"count"]) {
+        return FORMFieldTypeCount;
     } else if ([typeString isEqualToString:@"button"]) {
         return FORMFieldTypeButton;
     } else {

Tests/Tests.xcodeproj/project.pbxproj

@@ -86,6 +86,9 @@
 		44713C611AE8E9DC00AA97DA /* simple-number-field.json in Resources */ = {isa = PBXBuildFile; fileRef = 44713C601AE8E9DC00AA97DA /* simple-number-field.json */; };
 		44932E771AE79BBD00A159BE /* simple-section.json in Resources */ = {isa = PBXBuildFile; fileRef = 44932E761AE79BBD00A159BE /* simple-section.json */; };
 		4496E4961AE7913400F731C9 /* simple-text-field.json in Resources */ = {isa = PBXBuildFile; fileRef = 4496E4951AE7913400F731C9 /* simple-text-field.json */; };
+		7A7DC4A11B1E18810056E846 /* counter-field.json in Resources */ = {isa = PBXBuildFile; fileRef = 7A7DC4A01B1E18810056E846 /* counter-field.json */; };
+		7A7DC4A41B1E197A0056E846 /* [email protected] in Resources */ = {isa = PBXBuildFile; fileRef = 7A7DC4A21B1E197A0056E846 /* [email protected] */; };
+		7A7DC4A51B1E197A0056E846 /* [email protected] in Resources */ = {isa = PBXBuildFile; fileRef = 7A7DC4A31B1E197A0056E846 /* [email protected] */; };
 		8EC9C8158643C507F883EEC4 /* Pods.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 4E09ABAE07DB25A266537B76 /* Pods.framework */; settings = {ATTRIBUTES = (Weak, ); }; };
 		BD2405701AE6B38D00592E19 /* default-values-in-template.json in Resources */ = {isa = PBXBuildFile; fileRef = BD24056F1AE6B38D00592E19 /* default-values-in-template.json */; };
 		BD5845751AC4074600596C62 /* FORMTooltipView.m in Sources */ = {isa = PBXBuildFile; fileRef = BD5845741AC4074600596C62 /* FORMTooltipView.m */; };
@@ -166,7 +169,7 @@
 		144A28981A99B2CF004A9086 /* FORMClassFactory.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = FORMClassFactory.h; sourceTree = "<group>"; };
 		144A28991A99B2CF004A9086 /* FORMClassFactory.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = FORMClassFactory.m; sourceTree = "<group>"; };
 		144A289A1A99B2CF004A9086 /* FORMField.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = FORMField.h; sourceTree = "<group>"; };
-		144A289B1A99B2CF004A9086 /* FORMField.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; lineEnding = 0; path = FORMField.m; sourceTree = "<group>"; xcLanguageSpecificationIdentifier = xcode.lang.objc; };
+		144A289B1A99B2CF004A9086 /* FORMField.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; lineEnding = 0; path = FORMField.m; sourceTree = "<group>"; };
 		144A289C1A99B2CF004A9086 /* FORMFieldValidation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = FORMFieldValidation.h; sourceTree = "<group>"; };
 		144A289D1A99B2CF004A9086 /* FORMFieldValidation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = FORMFieldValidation.m; sourceTree = "<group>"; };
 		144A289E1A99B2CF004A9086 /* FORMFieldValue.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = FORMFieldValue.h; sourceTree = "<group>"; };
@@ -231,6 +234,9 @@
 		4496E4951AE7913400F731C9 /* simple-text-field.json */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.json; path = "simple-text-field.json"; sourceTree = "<group>"; };
 		4E09ABAE07DB25A266537B76 /* Pods.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		653AC6BBDF66E205BA44BA17 /* Pods.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = Pods.release.xcconfig; path = "Pods/Target Support Files/Pods/Pods.release.xcconfig"; sourceTree = "<group>"; };
+		7A7DC4A01B1E18810056E846 /* counter-field.json */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.json; path = "counter-field.json"; sourceTree = "<group>"; };
+		7A7DC4A21B1E197A0056E846 /* [email protected] */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "[email protected]"; sourceTree = "<group>"; };
+		7A7DC4A31B1E197A0056E846 /* [email protected] */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "[email protected]"; sourceTree = "<group>"; };
 		BD24056F1AE6B38D00592E19 /* default-values-in-template.json */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.json; path = "default-values-in-template.json"; sourceTree = "<group>"; };
 		BD5845731AC4074600596C62 /* FORMTooltipView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = FORMTooltipView.h; sourceTree = "<group>"; };
 		BD5845741AC4074600596C62 /* FORMTooltipView.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = FORMTooltipView.m; sourceTree = "<group>"; };
@@ -446,6 +452,7 @@
 				44713C601AE8E9DC00AA97DA /* simple-number-field.json */,
 				44932E761AE79BBD00A159BE /* simple-section.json */,
 				4496E4951AE7913400F731C9 /* simple-text-field.json */,
+				7A7DC4A01B1E18810056E846 /* counter-field.json */,
 			);
 			path = JSONs;
 			sourceTree = "<group>";
@@ -551,6 +558,8 @@
 		14F5949E1AE0618300772756 /* Assets */ = {
 			isa = PBXGroup;
 			children = (
+				7A7DC4A21B1E197A0056E846 /* [email protected] */,
+				7A7DC4A31B1E197A0056E846 /* [email protected] */,
 				14F5949F1AE0618300772756 /* [email protected] */,
 				14F594A01AE0618300772756 /* [email protected] */,
 				14F594A11AE0618300772756 /* [email protected] */,
@@ -647,11 +656,13 @@
 				149C292C1A9A23DD00F88B91 /* multiple-show-hide-field-targets.json in Resources */,
 				14B564731A06D87B00342CDA /* .travis.yml in Resources */,
 				BD92FBDA1AE61FF000D45BD4 /* dynamic-formulas.json in Resources */,
+				7A7DC4A11B1E18810056E846 /* counter-field.json in Resources */,
 				149C292A1A9A23DD00F88B91 /* default-values.json in Resources */,
 				44713C611AE8E9DC00AA97DA /* simple-number-field.json in Resources */,
 				14C4183D1A019A1500636FD6 /* LICENSE.md in Resources */,
 				149C292B1A9A23DD00F88B91 /* field-validations.json in Resources */,
 				4496E4961AE7913400F731C9 /* simple-text-field.json in Resources */,
+				7A7DC4A41B1E197A0056E846 /* [email protected] in Resources */,
 				14F594A41AE0618300772756 /* [email protected] in Resources */,
 				1492C05A1A9F740900D80D91 /* dynamic.json in Resources */,
 				149C29331A9A251800F88B91 /* forms.json in Resources */,
@@ -662,6 +673,7 @@
 				144B80291AA882DB009C69DC /* section-field-position.json in Resources */,
 				44932E771AE79BBD00A159BE /* simple-section.json in Resources */,
 				149C292E1A9A23DD00F88B91 /* number-formula.json in Resources */,
+				7A7DC4A51B1E197A0056E846 /* [email protected] in Resources */,
 				14F594A51AE0618300772756 /* [email protected] in Resources */,
 				14F594A31AE0618300772756 /* [email protected] in Resources */,
 				14F594A61AE0618300772756 /* [email protected] in Resources */,

Tests/Tests/FORMDataTests.m

@@ -800,4 +800,16 @@ - (void)testInitializatingAFieldWithAValueInTheJSON {
     XCTAssertEqualObjects(formData.values[@"textie"], @"1");
 }
 
+- (void)testInitializatingACounterFieldWithAValueInTheJSON {
+    NSArray *JSON = [NSJSONSerialization JSONObjectWithContentsOfFile:@"counter-field.json"
+                                                             inBundle:[NSBundle bundleForClass:[self class]]];
+
+    FORMData *formData = [[FORMData alloc] initWithJSON:JSON
+                                          initialValues:nil
+                                       disabledFieldIDs:nil
+                                               disabled:NO];
+
+    XCTAssertEqualObjects(formData.values[@"count"], @"1");
+}
+
 @end

Tests/Tests/JSONs/counter-field.json

@@ -0,0 +1,23 @@
+[
+  {
+    "id": "group",
+    "title": "Group",
+    "sections": [
+      {
+        "id": "section",
+        "fields": [
+          {
+            "id": "count",
+            "title": "My Counter",
+            "type": "counter",
+            "value": "1",
+            "size": {
+              "width": 25,
+              "height": 1
+            }
+          }
+        ]
+      }
+    ]
+  }
+]