From 61bd57119e6ff31322554cd28d3d921365e22493 Mon Sep 17 00:00:00 2001
From: "fodor.agoston" <fodor.agoston@hallgato.ppke.hu>
Date: Wed, 15 May 2024 20:15:59 +0200
Subject: [PATCH] alap
---
application.cpp | 42 +++++++++++++++++
application.hpp | 23 +++++++++
listbox.cpp | 119 ++++++++++++++++++++++++++++++++++++++++++++++
listbox.hpp | 26 ++++++++++
main.cpp | 13 +++++
spinbox.cpp | 123 ++++++++++++++++++++++++++++++++++++++++++++++++
spinbox.hpp | 25 ++++++++++
widget.cpp | 10 ++++
widget.hpp | 22 +++++++++
9 files changed, 403 insertions(+)
create mode 100644 application.cpp
create mode 100644 application.hpp
create mode 100644 listbox.cpp
create mode 100644 listbox.hpp
create mode 100644 main.cpp
create mode 100644 spinbox.cpp
create mode 100644 spinbox.hpp
create mode 100644 widget.cpp
create mode 100644 widget.hpp
diff --git a/application.cpp b/application.cpp
new file mode 100644
index 0000000..a0e6a90
--- /dev/null
+++ b/application.cpp
@@ -0,0 +1,42 @@
+#include "application.hpp"
+#include "graphics.hpp"
+#include "widget.hpp"
+using namespace genv;
+
+Application::Application()
+{
+ gout.open(900,900);
+}
+
+void Application::event_loop()
+{
+ event ev;
+ int focus = -1;
+ while(gin >> ev )
+ {
+ if (ev.type == ev_mouse && ev.button==btn_left)
+ {
+ for (size_t i=0; i<widgets.size(); i++)
+ {
+ if (widgets[i]->isover(ev.pos_x, ev.pos_y))
+ {
+ focus = i;
+ }
+ }
+ }
+ if (focus!=-1)
+ {
+ widgets[focus]->handle(ev);
+ }
+ for (Widget * w : widgets)
+ {
+ w->draw();
+ }
+ gout << refresh;
+ }
+}
+
+void Application::registerWidget(Widget* w)
+{
+ widgets.push_back(w);
+}
diff --git a/application.hpp b/application.hpp
new file mode 100644
index 0000000..82c04f0
--- /dev/null
+++ b/application.hpp
@@ -0,0 +1,23 @@
+#ifndef APPLICATION_HPP
+#define APPLICATION_HPP
+#include "vector"
+#include <iostream>
+
+
+class Widget;
+
+class Application
+{
+public:
+ Application();
+
+ virtual void event_loop();
+ virtual void registerWidget(Widget*);
+
+ virtual void action(std::string) = 0;
+
+protected:
+ std::vector<Widget*> widgets;
+};
+
+#endif
diff --git a/listbox.cpp b/listbox.cpp
new file mode 100644
index 0000000..0141044
--- /dev/null
+++ b/listbox.cpp
@@ -0,0 +1,119 @@
+#include "listbox.hpp"
+#include "widget.hpp"
+#include "graphics.hpp"
+using namespace genv;
+using namespace std;
+
+ListBox::ListBox(Application* parent,int x, int y, int sizex, int sizey, vector<string> s) : Widget(parent,x,y,sizex,sizey), _s(s), _scroll(0), displaynum(0), _selected(-1)
+{
+
+}
+
+
+void ListBox::draw()
+{
+ gout.load_font("LiberationSans-Regular.ttf",20);
+ int height = gout.cascent()+gout.cdescent()+2;
+ int displaynum = _sizey/height;
+
+ if(displaynum > _s.size())
+ {
+ displaynum = _s.size();
+
+
+ }
+ _sizey = displaynum * height;
+
+ int ypos = 0;
+
+ gout << move_to(_x, _y) << color(200,200,200) << box (_sizex+2, displaynum*height);
+
+ for (int i = _scroll; i < _scroll + displaynum and i < _s.size(); ++i)
+ {
+
+ if(i != _selected){
+ {
+ gout << move_to(_x+1, _y+ypos) << color(0,0,0) << box (_sizex, height) << move_to(_x+2, _y+ypos) << color(255,255,255) << text(_s[i]) << move_to(_x, _y+ypos)
+ << color(200,200,200) << line(_sizex, 0);
+ }
+
+ }
+ if(i == _selected){
+ {
+ gout << move_to(_x+1, _y+ypos) << color(0,0,0) << box (_sizex, height) << move_to(_x+2, _y+ypos) << color(255,0,255) << text(_s[i]) << move_to(_x, _y+ypos)
+ << color(200,200,200) << line(_sizex, 0);
+ }
+ //ypos += height;
+ }
+ ypos += height;
+
+
+ }
+ gout << move_to(_x, _y + ypos) << color(200,200,200) << line(_sizex, 0) << refresh;
+
+
+
+
+
+
+}
+
+
+
+void ListBox::handle(event ev)
+{
+
+
+ gout.load_font("LiberationSans-Regular.ttf",20);
+ int height = gout.cascent()+gout.cdescent()+2;
+ int displaynum = _sizey/height;
+ int max_scroll = _s.size()-displaynum;
+ if(ev.type == ev_mouse)
+ {
+ if(isover(ev.pos_x, ev.pos_y) and (ev.button == btn_wheeldown or ev.button == btn_middle))
+ {
+ if(_scroll < max_scroll)
+ {
+ _scroll++;
+ }
+ }
+ if(isover(ev.pos_x, ev.pos_y) and (ev.button == btn_wheelup or ev.button == btn_right))
+ {
+ if (_scroll > 0)
+ {
+ _scroll--;
+ }
+ }
+
+ for (int i = 0; i < displaynum; ++i)
+ {
+ if(i == 0)
+ {
+ if(ev.pos_x > _x and ev.pos_x < _x + _sizex and ev.pos_y < height+_y and ev.pos_y > _y and ev.button == btn_left )
+ {
+ _selected = i + _scroll;
+ }
+ }
+ if(i > 0){
+ if(ev.pos_x > _x and ev.pos_x < _x + _sizex and ev.pos_y < _y+i*2*height and ev.pos_y > _y+i*height and ev.button == btn_left )
+ {
+ _selected = i + _scroll;
+ }
+ }
+ }
+ if(!isover(ev.pos_x,ev.pos_y) and ev.button == btn_left)
+ {
+ _selected = -1;
+ }
+ }
+}
+bool ListBox::isover(int ms_x, int ms_y)
+{
+ return (ms_x >= _x) and (ms_x <= _x + _sizex) and (ms_y >= _y) and (ms_y <= _y + _sizey);
+}
+string ListBox::getter()
+{
+ return _s[_selected];
+}
+
+
diff --git a/listbox.hpp b/listbox.hpp
new file mode 100644
index 0000000..26b2e72
--- /dev/null
+++ b/listbox.hpp
@@ -0,0 +1,26 @@
+#ifndef LISTBOX_HPP
+#define LISTBOX_HPP
+#include "graphics.hpp"
+#include "widget.hpp"
+
+class ListBox : public Widget
+{
+protected:
+
+ std::vector<std::string> _s;
+ int _scroll, displaynum;
+
+ int _selected;
+
+
+public:
+ ListBox(Application*,int, int, int,int, std::vector<std::string>);
+
+ void draw() override;
+ void handle(genv::event) override;
+ bool isover(int mouse_x,int mouse_y) override;
+ std::string getter() override;
+
+};
+
+#endif // LISTBOX_HPP
diff --git a/main.cpp b/main.cpp
new file mode 100644
index 0000000..40aad37
--- /dev/null
+++ b/main.cpp
@@ -0,0 +1,13 @@
+#include "graphics.hpp"
+using namespace genv;
+
+
+int main()
+{
+ gout.open(400,400);
+ gout <<text("hello world")<< refresh;
+ event ev;
+ while(gin >> ev) {
+ }
+ return 0;
+}
diff --git a/spinbox.cpp b/spinbox.cpp
new file mode 100644
index 0000000..3d6417b
--- /dev/null
+++ b/spinbox.cpp
@@ -0,0 +1,123 @@
+#include "spinbox.hpp"
+#include "graphics.hpp"
+#include "widget.hpp"
+
+
+using namespace genv;
+using namespace std;
+
+int mouse_x = 0;
+int mouse_y = 0;
+
+SpinBox::SpinBox(Application* parent,int x, int y, int sizey, int min, int max) : Widget(parent,x,y,sizey*3,sizey), _min(min), _max(max), _isselected(0)
+{
+ _num = (_min + _max)/2;
+}
+
+void SpinBox::draw()
+{
+ gout.load_font("LiberationSans-Regular",20);
+
+ gout << move_to (_x,_y) << color(255,255,255) << box(_sizex,_sizey);
+
+ gout << move_to(_x + 1, _y + 1) << color(0,0,0) << box(_sizey - 2, _sizey -2);
+
+ gout << move_to(_x + _sizey + 1, _y + 1) << color(0,0,0) << box(_sizey - 2, _sizey -2);
+
+ gout << move_to(_x +2*_sizey + 1, _y + 1) << color(0,0,0) << box(_sizey - 2, _sizey -2);
+
+ gout << move_to(_x + _sizey / 2, _y + _sizey / 2 + _sizey / 6)
+ << color(255, 0, 0)
+ << line_to(_x + _sizey / 2 + _sizey / 6, _y + _sizey / 2 - _sizey / 6)
+ << line_to(_x + _sizey / 2 - _sizey / 6, _y + _sizey / 2 - _sizey / 6)
+ << line_to(_x + _sizey / 2, _y + _sizey / 2 + _sizey / 6);
+
+ int text_width = gout.twidth(to_string(_num));
+
+ int text_height = gout.cascent() + gout.cdescent();
+
+ gout << move_to(_x + (_sizex - text_width) / 2, _y + (_sizey - text_height) / 2 + gout.cascent())
+ << color(255, 255, 255)
+ << text(to_string(_num));
+ gout << move_to(_x + _sizex - _sizey / 2, _y + _sizey / 2 - _sizey / 6)
+ << color(0, 255, 0)
+ << line_to(_x + _sizex - _sizey / 2 + _sizey / 6, _y + _sizey / 2 + _sizey / 6)
+ << line_to(_x + _sizex - _sizey / 2 - _sizey / 6, _y + _sizey / 2 + _sizey / 6)
+ << line_to(_x + _sizex - _sizey / 2, _y + _sizey / 2 - _sizey / 6);
+}
+
+bool SpinBox::isover(int ms_x, int ms_y)
+{
+ return (ms_x >= _x) and (ms_x <= _x + _sizex) and (ms_y >= _y) and (ms_y <= _y + _sizey);
+}
+
+
+
+
+
+
+
+string SpinBox::getter()
+{
+ return to_string(_num);
+}
+
+
+void SpinBox::handle(event ev)
+{
+ if(ev.type == ev_mouse)
+ {
+
+ if(ev.button == btn_left)
+ {
+ if(isover(ev.pos_x,ev.pos_y))
+ {
+ _isselected = true;
+ }
+ else
+ {
+ _isselected = false;
+ }
+ }
+
+ if(_isselected)
+ {
+ if(isover(ev.pos_x, ev.pos_y) and ev.pos_x < _x + _sizex/3 and ev.button == btn_left and _num >= _min)
+ {
+ _num -= 1;
+
+
+ }
+
+ if(isover(ev.pos_x, ev.pos_y) and ev.pos_x > _x + 2*_sizex/3 and ev.button == btn_left and _num <= _max)
+ {
+ _num += 1;
+
+ }
+ }
+
+ }
+ else if(ev.type == ev_key)
+ {
+ if(_isselected)
+ {
+
+ if( ev.keycode == key_pgdn and _num >= _min + 10)
+ {
+ _num -= 10;
+ }
+ else if(ev.keycode == key_pgup and _num <= _max - 10)
+ {
+ _num += 10;
+ }
+ else if( ev.keycode == key_down and _num >= _min + 1 )
+ {
+ _num -= 1;
+ }
+ else if(ev.keycode == key_up and _num <= _max -1)
+ {
+ _num += 1;
+ }
+ }
+ }
+}
diff --git a/spinbox.hpp b/spinbox.hpp
new file mode 100644
index 0000000..7fed940
--- /dev/null
+++ b/spinbox.hpp
@@ -0,0 +1,25 @@
+#ifndef SPINBOX_HPP
+#define SPINBOX_HPP
+#include "graphics.hpp"
+#include "widget.hpp"
+
+class SpinBox : public Widget
+{
+protected:
+ int _min, _max, _num;
+ bool _isselected;
+
+public:
+ SpinBox(Application* ,int, int, int,int, int);
+
+ void draw() override;
+ void handle(genv::event) override;
+ bool isover(int mouse_x,int mouse_y) override;
+ std::string getter() override;
+
+
+
+
+};
+
+#endif // SPINBOX_HPP
diff --git a/widget.cpp b/widget.cpp
new file mode 100644
index 0000000..79bce8e
--- /dev/null
+++ b/widget.cpp
@@ -0,0 +1,10 @@
+#include "widget.hpp"
+#include "application.hpp"
+#include "graphics.hpp"
+using namespace genv;
+
+Widget::Widget(Application * parent,int x, int y, int sizex, int sizey) : _x(x), _y(y), _sizex(sizex), _sizey(sizey), _parent(parent)
+
+{
+ _parent->registerWidget(this);
+}
diff --git a/widget.hpp b/widget.hpp
new file mode 100644
index 0000000..d61c2cd
--- /dev/null
+++ b/widget.hpp
@@ -0,0 +1,22 @@
+#ifndef WIDGET_HPP
+#define WIDGET_HPP
+#include "application.hpp"
+#include "graphics.hpp"
+
+
+
+class Widget {
+protected:
+ int _x, _y, _sizex, _sizey;
+ Application * _parent;
+
+public:
+ Widget(Application * parent, int x, int y, int sizex, int sizey);
+ virtual void draw() = 0;
+ virtual void handle(genv::event ev) = 0;
+ virtual bool isover(int ms_x, int ms_y) = 0;
+ virtual std::string getter() = 0;
+
+};
+
+#endif // WIDGET_HPP
--
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