Curtis Hard
95 lines
2.3 KiB
Objective-C
95 lines
2.3 KiB
Objective-C
//
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// IJSVGUnitLength.m
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// IJSVGExample
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//
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// Created by Curtis Hard on 13/01/2017.
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// Copyright © 2017 Curtis Hard. All rights reserved.
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//
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#import "IJSVGUnitLength.h"
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@implementation IJSVGUnitLength
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@synthesize value;
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@synthesize type;
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@synthesize inherit;
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+ (IJSVGUnitLength *)unitWithFloat:(CGFloat)number
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{
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IJSVGUnitLength * unit = [[[self alloc] init] autorelease];
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unit.value = number;
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unit.type = IJSVGUnitLengthTypeNumber;
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return unit;
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}
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+ (IJSVGUnitLength *)unitWithFloat:(CGFloat)number
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type:(IJSVGUnitLengthType)type
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{
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IJSVGUnitLength * unit = [[[self alloc] init] autorelease];
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unit.value = number;
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unit.type = type;
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return unit;
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}
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+ (IJSVGUnitLength *)unitWithPercentageFloat:(CGFloat)number
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{
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return [self unitWithFloat:number
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type:IJSVGUnitLengthTypePercentage];
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}
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+ (IJSVGUnitLength *)unitWithPercentageString:(NSString *)string
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{
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IJSVGUnitLength * unit = [self unitWithString:string];
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unit.type = IJSVGUnitLengthTypePercentage;
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return unit;
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}
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+ (IJSVGUnitLength *)unitWithString:(NSString *)string
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{
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// just return noting for inherit, node will deal
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// with the rest...hopefully
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NSCharacterSet * cSet = NSCharacterSet.whitespaceCharacterSet;
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string = [string stringByTrimmingCharactersInSet:cSet];
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if([string isEqualToString:@"inherit"]) {
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return nil;
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}
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IJSVGUnitLength * unit = [[[self alloc] init] autorelease];
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unit.value = string.floatValue;
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unit.type = IJSVGUnitLengthTypeNumber;
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if([string hasSuffix:@"%"] == YES) {
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unit.value /= 100.f;
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unit.type = IJSVGUnitLengthTypePercentage;
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}
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return unit;
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}
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- (CGFloat)computeValue:(CGFloat)anotherValue
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{
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if(self.type == IJSVGUnitLengthTypePercentage) {
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return ((anotherValue/100.f)*(self.value*100.f));
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}
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return self.value;
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}
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- (CGFloat)valueAsPercentage
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{
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return self.value/100;
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}
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- (NSString *)stringValue
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{
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if(self.type == IJSVGUnitLengthTypePercentage) {
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return [NSString stringWithFormat:@"%g%%",(self.value*100.f)];
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}
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return [NSString stringWithFormat:@"%g",self.value];
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}
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- (NSString *)description
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{
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return [NSString stringWithFormat:@"%f%@",self.value,(self.type == IJSVGUnitLengthTypePercentage ? @"%" : @"")];
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}
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@end
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