final ura

.gitignore

@@ -0,0 +1,3 @@
+/bin
+/obj
+*.layout

histogram.cpp

@@ -0,0 +1,42 @@
+#include "histogram.h"
+
+using namespace std;
+
+void
+find_minmax(const vector<double>& numbers, double& min, double& max) {
+min = numbers[0];
+max = numbers[0];
+for (double x : numbers) {
+    if (x < min) {
+        min = x;
+    }
+    else if (x > max) {
+        max = x;
+    }
+}
+}
+
+vector<size_t>
+make_histogram(const vector<double>& numbers, size_t bin_count){
+
+double min, max;
+find_minmax(numbers, min, max);
+double bin_size = (max - min) / bin_count;
+vector<size_t> bins(bin_count);
+
+for (size_t i = 0; i < numbers.size(); i++) {
+    bool found = false;
+    for (size_t j = 0; (j < bin_count - 1) && !found; j++) {
+        auto lo = min + j * bin_size;
+        auto hi = min + (j + 1) * bin_size;
+        if ((lo <= numbers[i]) && (numbers[i] < hi)) {
+            bins[j]++;
+            found = true;
+        }
+    }
+        if (!found) {
+        bins[bin_count - 1]++;
+    }}
+
+    return bins;
+}

histogram.h

@@ -0,0 +1,11 @@
+#ifndef HISTOGRAM_H_INCLUDED
+#define HISTOGRAM_H_INCLUDED
+
+#include <vector>
+
+std::vector<size_t>
+make_histogram(const std::vector<double>& numbers, size_t bin_count);
+
+
+#endif // HISTOGRAM_H_INCLUDED
+

histogram_internal.h

@@ -0,0 +1,9 @@
+#ifndef HISTOGRAM_INTERNAL_H_INCLUDED
+#define HISTOGRAM_INTERNAL_H_INCLUDED
+
+#include <vector>
+
+void find_minmax(const std::vector<double>& numbers, double& min, double& max);
+
+#endif // HISTOGRAM_INTERNAL_H_INCLUDED
+

lab3.cbp

@@ -32,7 +32,13 @@
 			<Add option="-Wall" />
 			<Add option="-fexceptions" />
 		</Compiler>
+		<Unit filename="histogram.cpp" />
+		<Unit filename="histogram.h" />
 		<Unit filename="main.cpp" />
+		<Unit filename="svg.cpp" />
+		<Unit filename="svg.h" />
+		<Unit filename="text.cpp" />
+		<Unit filename="text.h" />
 		<Extensions>
 			<lib_finder disable_auto="1" />
 		</Extensions>

lab3.depend

@@ -0,0 +1,29 @@
+# depslib dependency file v1.0
+1686359317 source:c:\users\kostello\desktop\lubs\lab03.2\main.cpp
+	<string>
+	"histogram.h"
+	"text.h"
+	"svg.h"
+
+1686342281 source:c:\users\kostello\desktop\lubs\lab03.2\histogram.cpp
+	"histogram.h"
+
+1686342254 c:\users\kostello\desktop\lubs\lab03.2\histogram.h
+	<vector>
+
+1686349618 source:c:\users\kostello\desktop\lubs\lab03.2\text.cpp
+	"text.h"
+	<math.h>
+
+1686343275 c:\users\kostello\desktop\lubs\lab03.2\text.h
+	<vector>
+	<iostream>
+
+1686357236 c:\users\kostello\desktop\lubs\lab03.2\svg.h
+	<iostream>
+	<vector>
+
+1686357236 source:c:\users\kostello\desktop\lubs\lab03.2\svg.cpp
+	"svg.h"
+	<math.h>
+

main.cpp

@@ -1,9 +1,48 @@
-#include <iostream>
+
+#include "histogram.h"
+#include "text.h"
+#include "svg.h"
+
 
 using namespace std;
 
+struct Input {
+    vector<double> numbers;
+    size_t bin_count{};
+    vector<string> colour;
+};
+
+Input
+input_data(){
+
+Input in;
+
+size_t number_count;
+cin >> number_count;
+
+in.numbers.resize(number_count);
+
+for (size_t i = 0; i < number_count; i++) {
+    cin >> in.numbers[i];
+        }
+
+cin >> in.bin_count;
+
+in.colour.resize(in.bin_count+1);
+
+for (size_t i = 0; i < in.bin_count; i++) {
+    cin >> in.colour[i];
+}
+    return in;
+}
+
+
+
 int main()
 {
-    cout << "Hello world!" << endl;
+    auto in = input_data();
+    auto bins = make_histogram(in.numbers, in.bin_count);
+    show_histogram_svg(bins, in.colour);
+
     return 0;
 }

svg.cpp

@@ -0,0 +1,53 @@
+#include "svg.h"
+#include <math.h>
+
+
+using namespace std;
+
+void
+svg_begin(double width, double height) {
+    cout << "<?xml version='1.0' encoding='UTF-8'?>\n";
+    cout << "<svg ";
+    cout << "width='" << width << "' ";
+    cout << "height='" << height << "' ";
+    cout << "viewBox='0 0 " << width << " " << height << "' ";
+    cout << "xmlns='http://www.w3.org/2000/svg'>\n";
+}
+
+void
+svg_end() {
+    cout << "</svg>\n";
+}
+
+void
+svg_text(double left, double baseline, string text) {
+     cout << "<text x='" << left << "' y='" << baseline << "'>" << text << "</text>";
+}
+
+void svg_rect(double x, double y, double width, double height, string stroke, string fill){
+cout << "<rect x='" << x << "' y='" << y << "' width='" << width * 3 << "' height='" << height << "' stroke='" << stroke << "' fill='" << fill << "' />";
+}
+
+
+void
+show_histogram_svg(const vector<size_t>& bins, const vector<string>& colour) {
+
+    const auto IMAGE_WIDTH = 400;
+    const auto IMAGE_HEIGHT = 300;
+    const auto TEXT_LEFT = 20;
+    const auto TEXT_BASELINE = 20;
+    const auto TEXT_WIDTH = 50;
+    const auto BIN_HEIGHT = 30;
+    const auto BLOCK_WIDTH = 10;
+
+    svg_begin(400, 300);
+    double top = 0;
+        for (size_t i=0; i< bins.size(); i++) {
+        const double bin_width = BLOCK_WIDTH * bins[i];
+        svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bins[i]));
+        svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT, "red", colour[i]);
+        top += BIN_HEIGHT;
+    }
+    svg_end();
+}
+

svg.h

@@ -0,0 +1,10 @@
+#ifndef SVG_H_INCLUDED
+#define SVG_H_INCLUDED
+
+#include <iostream>
+#include <vector>
+#include <string>
+
+void show_histogram_svg(const std::vector<size_t>& bins, const std::vector<std::string>& colour);
+
+#endif // SVG_H_INCLUDED

text.cpp

@@ -0,0 +1,29 @@
+#include "text.h"
+
+#include <math.h>
+
+
+using namespace std;
+
+void show_histogram_text(vector <size_t> bins, size_t bin_count)
+{
+
+for (size_t i = 0; i < bin_count; i++)
+{
+if (bins[i] < 100)
+{
+cout<< " ";
+}
+if (bins[i] < 10)
+{
+cout<< " ";
+}
+cout<< bins[i]<<"|";
+for (size_t j = 0; j < bins[i]; j++)
+{
+cout<< "*";
+}
+cout<< "\n";
+}
+}
+

text.h

@@ -0,0 +1,10 @@
+#ifndef TEXT_H_INCLUDED
+#define TEXT_H_INCLUDED
+
+#include <vector>
+#include <iostream>
+
+void show_histogram_text(std::vector <size_t> bins, size_t bin_count);
+
+
+#endif // TEXT_H_INCLUDED

unittest.cbp

@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
+<CodeBlocks_project_file>
+	<FileVersion major="1" minor="6" />
+	<Project>
+		<Option title="unittest" />
+		<Option pch_mode="2" />
+		<Option compiler="gcc" />
+		<Build>
+			<Target title="Debug">
+				<Option output="bin/Debug/unittest" prefix_auto="1" extension_auto="1" />
+				<Option object_output="obj/Debug/" />
+				<Option type="1" />
+				<Option compiler="gcc" />
+				<Compiler>
+					<Add option="-g" />
+				</Compiler>
+			</Target>
+			<Target title="Release">
+				<Option output="bin/Release/unittest" prefix_auto="1" extension_auto="1" />
+				<Option object_output="obj/Release/" />
+				<Option type="1" />
+				<Option compiler="gcc" />
+				<Compiler>
+					<Add option="-O2" />
+				</Compiler>
+				<Linker>
+					<Add option="-s" />
+				</Linker>
+			</Target>
+		</Build>
+		<Compiler>
+			<Add option="-Wall" />
+		</Compiler>
+		<Extensions>
+			<lib_finder disable_auto="1" />
+		</Extensions>
+	</Project>
+</CodeBlocks_project_file>

unittest.cpp

@@ -0,0 +1,45 @@
+#define DOCTEST_CONFIG_NO_MULTITHREADING
+#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
+#include "doctest.h"
+#include "histogram_internal.h"
+
+TEST_CASE("distinct positive numbers") {
+    double min = 0;
+    double max = 0;
+    find_minmax({1, 2}, min, max);
+    CHECK(min == 1);
+    CHECK(max == 2);
+}
+
+TEST_CASE("distinct positive numbers") {
+    double min = 0;
+    double max = 0;
+    find_minmax({}, min, max);
+    CHECK(min == 0);
+    CHECK(max == 0);
+}
+
+TEST_CASE("distinct positive numbers") {
+    double min = 0;
+    double max = 0;
+    find_minmax({1}, min, max);
+    CHECK(min == 1);
+    CHECK(max == 1);
+}
+
+TEST_CASE("distinct positive numbers") {
+    double min = 0;
+    double max = 0;
+    find_minmax({-1, 2}, min, max);
+    CHECK(min == -1);
+    CHECK(max == 2);
+}
+TEST_CASE("distinct positive numbers") {
+    double min = 0;
+    double max = 0;
+    find_minmax({2, 2, 2, 2}, min, max);
+    CHECK(min == 2);
+    CHECK(max == 2);
+}
+
+

unittest.depend

@@ -0,0 +1,7 @@
+# depslib dependency file v1.0
+1686342281 source:c:\users\kostello\desktop\lubs\lab03.2\histogram.cpp
+	"histogram.h"
+
+1686342254 c:\users\kostello\desktop\lubs\lab03.2\histogram.h
+	<vector>
+