# drawing a diagram [fltk]

Bjarne Stroustrup “Programming Principles and Practice Using C++”
Chapter 12 Exercise 10
Using GUI library called FLTK (Fast Light Tool Kit, “full tick”).

```Output:

```
```//  Philipp Siedler
//  Bjarne Stroustrup's PP
//  Chapter 12 Exercise 10

#include "Simple_window.h"
#include "Graph.h"
using namespace Graph_lib;

int main()
try
{
Point tl(100, 100);
Simple_window win(tl, 800, 800, "File Diagram");

//Point.h
Text pointh(Point(50, 40), "Point.h:");
pointh.set_color(Color::black);

Text structPoint(Point(55, 70), "struct Point {...};");
structPoint.set_color(Color::black);

Graph_lib::Rectangle rect0(Point(50, 50), 150, 30);
rect0.set_color(Color::black);
rect0.set_fill_color(Color::yellow);

win.attach(rect0);
win.attach(pointh);
win.attach(structPoint);

//Graph.h
Text graphh(Point(50, 140), "Graph.h:");
graphh.set_color(Color::black);

Text graphing(Point(55, 170), "//graphing interface:");
Text graphing1(Point(55, 190), "struct Shape { ... };");
Text graphing2(Point(55, 210), "...");

graphing.set_color(Color::black);
graphing1.set_color(Color::black);
graphing2.set_color(Color::black);

Graph_lib::Rectangle rect1(Point(50, 150), 150, 70);
rect1.set_color(Color::black);
rect1.set_fill_color(Color::yellow);

win.attach(rect1);
win.attach(graphh);
win.attach(graphing);
win.attach(graphing1);
win.attach(graphing2);

//Graph.cpp
Text graphcpp(Point(20, 320), "Graph.cpp:");
graphcpp.set_color(Color::black);

Text graphcode(Point(25, 345), "Graph code");
graphcode.set_color(Color::black);

Graph_lib::Rectangle rect2(Point(20, 325), 100, 30);
rect2.set_color(Color::black);
rect2.set_fill_color(Color::yellow);

win.attach(rect2);
win.attach(graphcpp);
win.attach(graphcode);

//chapter12.cpp
Text chapter12cpp(Point(50, 450), "chapter12.cpp:");
chapter12cpp.set_color(Color::black);

Text includeGraphh(Point(55, 475), "#include \"Graph.h\"");
includeGraphh.set_color(Color::black);

Text includeSimpleWindow(Point(55, 490), "#include \"Simple_window.h\"");
includeSimpleWindow.set_color(Color::black);

Text intMain(Point(55, 505), "int Main() {...}");
intMain.set_color(Color::black);

Graph_lib::Rectangle rect3(Point(50, 455), 200, 60);
rect3.set_color(Color::black);
rect3.set_fill_color(Color::yellow);

win.attach(rect3);
win.attach(chapter12cpp);
win.attach(includeGraphh);
win.attach(includeSimpleWindow);
win.attach(intMain);

Graph_lib::Rectangle rect4(Point(350, 40), 100, 50);
rect4.set_color(Color::black);
rect4.set_fill_color(Color::yellow);

Graph_lib::Rectangle rect5(Point(345, 35), 100, 50);
rect5.set_color(Color::black);
rect5.set_fill_color(Color::yellow);

Graph_lib::Rectangle rect6(Point(340, 30), 100, 50);
rect6.set_color(Color::black);
rect6.set_fill_color(Color::yellow);

win.attach(rect6);
win.attach(rect5);
win.attach(rect4);

//Arrows
Graph_lib::Line line0(Point(120, 80), Point(120, 150));
line0.set_color(Color::black);

Graph_lib::Line line1(Point(120, 220), Point(110, 325));
line1.set_color(Color::black);

Graph_lib::Line line2(Point(140, 220), Point(150, 455));
line2.set_color(Color::black);

Graph_lib::Line line3(Point(170, 455), Point(270, 415));
line3.set_color(Color::black);

Graph_lib::Line line4(Point(450, 70), Point(540, 70));
line4.set_color(Color::black);

Graph_lib::Line line5(Point(420, 90), Point(420, 180));
line5.set_color(Color::black);

Graph_lib::Line line6(Point(440, 90), Point(600, 300));
line6.set_color(Color::black);

Graph_lib::Line line7(Point(600, 300), Point(450, 200));
line7.set_color(Color::black);

Graph_lib::Line line8(Point(370, 90), Point(150, 150));
line8.set_color(Color::black);

Graph_lib::Line line9(Point(420, 200), Point(420, 400));
line9.set_color(Color::black);

Graph_lib::Line line10(Point(400, 200), Point(300, 285));
line10.set_color(Color::black);

Graph_lib::Line line11(Point(420, 400), Point(480, 280));
line11.set_color(Color::black);

Graph_lib::Line line12(Point(550, 280), Point(600, 355));
line12.set_color(Color::black);

win.attach(line0);
win.attach(line1);
win.attach(line2);
win.attach(line3);
win.attach(line4);
win.attach(line5);
win.attach(line6);
win.attach(line7);
win.attach(line8);
win.attach(line9);
win.attach(line10);
win.attach(line11);
win.attach(line12);

//FLTK code
Text FLTKcode(Point(555, 80), "FLTK code");
FLTKcode.set_color(Color::black);

Graph_lib::Rectangle rect7(Point(550, 60), 100, 50);
rect7.set_color(Color::black);
rect7.set_fill_color(Color::yellow);

Graph_lib::Rectangle rect8(Point(545, 55), 100, 50);
rect8.set_color(Color::black);
rect8.set_fill_color(Color::yellow);

Graph_lib::Rectangle rect9(Point(540, 50), 100, 50);
rect9.set_color(Color::black);
rect9.set_fill_color(Color::yellow);

win.attach(rect9);
win.attach(rect8);
win.attach(rect7);
win.attach(FLTKcode);

//Window.h
Text windowh(Point(345, 140), "Window.h:");
windowh.set_color(Color::black);

Text windowInterface(Point(340, 160), "// window interface:");
windowInterface.set_color(Color::black);

Text classWindow(Point(340, 175), "class Window {...};");
classWindow.set_color(Color::black);

Text ddd(Point(340, 190), "...");
ddd.set_color(Color::black);

Graph_lib::Rectangle rect10(Point(330, 145), 150, 60);
rect10.set_color(Color::black);
rect10.set_fill_color(Color::yellow);

win.attach(rect10);
win.attach(windowh);
win.attach(windowInterface);
win.attach(classWindow);
win.attach(ddd);

//window.cpp
Text windowcpp(Point(200, 280), "Window.cpp:");
windowcpp.set_color(Color::black);

Text windowcode(Point(205, 300), "Window code:");
windowcode.set_color(Color::black);

Graph_lib::Rectangle rect11(Point(200, 285), 150, 30);
rect11.set_color(Color::black);
rect11.set_fill_color(Color::yellow);

win.attach(rect11);
win.attach(windowcpp);
win.attach(windowcode);

//Simpe_window.h
Text simpleWindowh(Point(250, 350), "Simple_Window.h:");
simpleWindowh.set_color(Color::black);

Text windowInterface1(Point(255, 370), "// window interface:");
windowInterface1.set_color(Color::black);

Text classSimpleWindow(Point(255, 385), "class Simple_window {...};");
classSimpleWindow.set_color(Color::black);

Text ddd1(Point(255, 400), "...");
ddd1.set_color(Color::black);

Graph_lib::Rectangle rect12(Point(250, 355), 200, 60);
rect12.set_color(Color::black);
rect12.set_fill_color(Color::yellow);

win.attach(rect12);
win.attach(simpleWindowh);
win.attach(windowInterface1);
win.attach(classSimpleWindow);
win.attach(ddd1);

//GUI.h:
Text guih(Point(450, 250), "GUI.h:");
guih.set_color(Color::black);

Text guiInterface(Point(455, 270), "// GUI interface:");
guiInterface.set_color(Color::black);

Text structInbox(Point(455, 285), "struct In_box {...};");
structInbox.set_color(Color::black);

Text ddd2(Point(455, 300), "...");
ddd2.set_color(Color::black);

Graph_lib::Rectangle rect13(Point(450, 255), 200, 60);
rect13.set_color(Color::black);
rect13.set_fill_color(Color::yellow);

win.attach(rect13);
win.attach(guih);
win.attach(guiInterface);
win.attach(structInbox);
win.attach(ddd2);

//GUI.cpp
Text guicpp(Point(470, 350), "GUI.cpp:");
guicpp.set_color(Color::black);

Text guicode(Point(475, 370), "GUI code");
guicode.set_color(Color::black);

Graph_lib::Rectangle rect14(Point(470, 355), 150, 30);
rect14.set_color(Color::black);
rect14.set_fill_color(Color::yellow);

win.attach(rect14);
win.attach(guicpp);
win.attach(guicode);

win.wait_for_button();
}
catch (exception& e) {
cout << e.what() << endl;
return 1;
}
catch (...) {
cout << "Exiting" << endl;
return 2;
}
```

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