Started to Implement Evaluation

Corrected Some Errors Cleaned Code
2014-09-06 01:53:22 +02:00
parent 4a3ea0cede
commit a69b5273ee
13 changed files with 112 additions and 107 deletions
--- a/MathPad/MPFunction.m
+++ b/MathPad/MPFunction.m
@@ -82,7 +82,7 @@
 }

 #pragma mark Evaluating Functions
- (double)doubleValue
+- (double)evaluateFunction:(NSError *__autoreleasing *)error
 {
    return 0;
 }
@@ -92,8 +92,7 @@
                   replacementLength:(NSUInteger)replacementLength
 {
    NSUInteger selfIndex = [self.parent indexOfElement:self];
-    MPRangePath *newPath = rangePath.copy;
-    newPath.location = [newPath.location indexPathByPreceedingIndex:selfIndex];
+    MPRangePath *newPath = MPMakeRangePath([rangePath.location indexPathByPreceedingIndex:selfIndex], rangePath.length);
    [self.parent didChangeElementsInRangePath:newPath
                            replacementLength:replacementLength];
 }