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#import "FeatureAttributePredicateEditorRowTemplate.h"
#import <Mapbox/Mapbox.h>
@implementation MGLStyleLayer (MBXAdditions)
- (NSPredicate *)predicate {
return nil;
}
- (void)setPredicate:(NSPredicate *)predicate {
}
@end
@implementation FeatureAttributePredicateEditorRowTemplate {
NSTextField *_keyPathTextField;
NSPopUpButton *_operatorPopUpButton;
NSTextField *_valueTextField;
NSTokenField *_valueTokenField;
}
- (double)matchForPredicate:(NSComparisonPredicate *)predicate {
if (![predicate isKindOfClass:[NSComparisonPredicate class]]) {
return 0;
}
id constantValue = predicate.rightExpression.constantValue;
if ([constantValue isKindOfClass:[NSArray class]]) {
constantValue = [[constantValue firstObject] constantValue];
}
switch (self.rightExpressionAttributeType) {
case NSBooleanAttributeType:
return ([constantValue isKindOfClass:[NSNumber class]]
&& (strcmp([constantValue objCType], @encode(char)) == 0
|| strcmp([constantValue objCType], @encode(BOOL)) == 0)) ? 1 : 0;
case NSDoubleAttributeType:
case NSFloatAttributeType:
return ([constantValue isKindOfClass:[NSNumber class]]
&& (strcmp([constantValue objCType], @encode(double)) == 0
|| strcmp([constantValue objCType], @encode(float)) == 0)) ? 1 : 0;
case NSInteger16AttributeType:
case NSInteger32AttributeType:
case NSInteger64AttributeType:
return ([constantValue isKindOfClass:[NSNumber class]]
&& strcmp([constantValue objCType], @encode(double)) != 0
&& strcmp([constantValue objCType], @encode(float)) != 0
&& strcmp([constantValue objCType], @encode(char)) != 0
&& strcmp([constantValue objCType], @encode(BOOL)) != 0) ? 1 : 0;
case NSStringAttributeType:
return [constantValue isKindOfClass:[NSString class]] ? 0.8 : 0;
default:
return [super matchForPredicate:predicate];
}
}
- (NS_ARRAY_OF(NSView *) *)templateViews {
NSMutableArray *views = super.templateViews.mutableCopy;
views[0] = self.keyPathTextField;
_operatorPopUpButton = views[1];
_valueTextField = views[2];
BOOL isInPredicate = [_operatorPopUpButton.selectedItem.representedObject unsignedIntegerValue] == NSInPredicateOperatorType;
if (isInPredicate) {
[views insertObject:self.valueTokenField atIndex:2];
} else {
[views addObject:self.valueTokenField];
}
[views[2] setHidden:NO];
[views[3] setHidden:YES];
return views;
}
- (NSTextField *)keyPathTextField {
if (!_keyPathTextField) {
_keyPathTextField = [[NSTextField alloc] initWithFrame:NSZeroRect];
_keyPathTextField.editable = NO;
_keyPathTextField.bordered = NO;
_keyPathTextField.backgroundColor = nil;
_keyPathTextField.font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSSmallControlSize]];
}
[_keyPathTextField sizeToFit];
return _keyPathTextField;
}
- (NSTokenField *)valueTokenField {
if (!_valueTokenField) {
_valueTokenField = [[NSTokenField alloc] initWithFrame:NSZeroRect];
_valueTokenField.font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSSmallControlSize]];
}
[_valueTokenField sizeToFit];
NSRect frame = _valueTokenField.frame;
frame.size.width = _valueTextField.frame.size.width;
_valueTokenField.frame = frame;
return _valueTokenField;
}
- (NSPredicate *)predicateWithSubpredicates:(NS_ARRAY_OF(NSPredicate *) *)subpredicates {
NSComparisonPredicate *predicate = (NSComparisonPredicate *)[super predicateWithSubpredicates:subpredicates];
NSAssert([predicate isKindOfClass:[NSComparisonPredicate class]], @"FeatureAttributePredicateEditorRowTemplate only works with comparison predicates.");
NSExpression *leftExpression = [NSExpression expressionForKeyPath:self.keyPathTextField.stringValue];
NSExpression *rightExpression = predicate.rightExpression;
if (predicate.predicateOperatorType == NSInPredicateOperatorType) {
rightExpression = [NSExpression expressionForAggregate:
[_valueTokenField.stringValue componentsSeparatedByString:@","]];
}
return [NSComparisonPredicate predicateWithLeftExpression:leftExpression
rightExpression:rightExpression
modifier:predicate.comparisonPredicateModifier
type:predicate.predicateOperatorType
options:predicate.options];
}
- (void)setPredicate:(NSComparisonPredicate *)predicate {
NSAssert([predicate isKindOfClass:[NSComparisonPredicate class]], @"FeatureAttributePredicateEditorRowTemplate only works with comparison predicates.");
self.keyPathTextField.stringValue = predicate.leftExpression.keyPath;
[self.keyPathTextField sizeToFit];
BOOL isInPredicate = predicate.predicateOperatorType == NSInPredicateOperatorType;
_operatorPopUpButton.enabled = !isInPredicate;
_valueTextField.hidden = isInPredicate;
self.valueTokenField.hidden = !isInPredicate;
NSExpression *rightExpression = predicate.rightExpression;
if (isInPredicate) {
NSArray *values = [rightExpression.constantValue valueForKeyPath:@"constantValue"];
self.valueTokenField.stringValue = [values componentsJoinedByString:@","];
rightExpression = [NSExpression expressionForConstantValue:nil];
} else {
self.valueTokenField.stringValue = @"";
}
predicate = [NSComparisonPredicate predicateWithLeftExpression:self.leftExpressions.firstObject
rightExpression:rightExpression
modifier:predicate.comparisonPredicateModifier
type:predicate.predicateOperatorType
options:predicate.options];
[super setPredicate:predicate];
}
@end
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