1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
|
#include "ShapeCollection.h"
#include <stdexcept> // std::out_of_range
#include "Rectangle.h"
#include "Circle.h"
#include "Triangle.h"
void ShapeCollection::free()
{
for (size_t i = 0; i < shapesCount; i++)
delete shapes[i]; //не се инт. какъв обект е. (вирт дестр)
delete[] shapes;
}
void ShapeCollection::copyFrom(const ShapeCollection& other)
{
shapes = new Shape* [other.shapesCount];
shapesCount = other.shapesCount;
capacity = other.capacity;
for (size_t i = 0; i < shapesCount; i++)
{
shapes[i] = other.shapes[i]->clone();
}
}
void ShapeCollection::resize()
{
Shape** newCollection = new Shape * [capacity *= 2];
for (size_t i = 0; i < shapesCount; i++)
newCollection[i] = shapes[i]; // !!не правим клониране
delete[] shapes;
shapes = newCollection;
}
ShapeCollection::ShapeCollection()
{
capacity = 8;
shapesCount = 0;
shapes = new Shape * [capacity];
}
ShapeCollection::ShapeCollection(const ShapeCollection& other)
{
copyFrom(other);
}
ShapeCollection& ShapeCollection::operator=(const ShapeCollection& other)
{
if (this != &other)
{
free();
copyFrom(other);
}
return *this;
}
ShapeCollection::~ShapeCollection()
{
free();
}
void ShapeCollection::addShape(Shape* shape)
{
if (shapesCount == capacity)
resize();
shapes[shapesCount++] = shape; //we dont make a copy here (it's a private function, called from creation funcions)
}
void ShapeCollection::addRectangle(int x1, int y1, int x3, int y3)
{
Rectangle* rect = new Rectangle(x1, y1, x3,y3);
addShape(rect);
}
void ShapeCollection::addCircle(int x1, int y1, int r)
{
Circle* circlce = new Circle(x1, y1, r);
addShape(circlce);
}
void ShapeCollection::addTriangle(int x1, int y1, int x2, int y2, int x3, int y3)
{
Triangle* tr = new Triangle(x1, y1,x2,y2, x3, y3);
addShape(tr);
}
double ShapeCollection::getPerOfFigureByIndex(size_t ind) const
{
if (ind >= shapesCount)
throw std::out_of_range("Out of range in shapes collection");
return shapes[ind]->getPer();
}
double ShapeCollection::getAreaOfFigureByIndex(size_t ind) const
{
if (ind >= shapesCount)
throw std::out_of_range("Out of range in shapes collection");
return shapes[ind]->getArea();
}
double ShapeCollection::getIfPointInShapeByIndex(size_t ind, int x, int y) const
{
if (ind >= shapesCount)
throw std::out_of_range("Out of range in shapes collection");
return shapes[ind]->isPointIn(x, y);
}
|
