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https://github.com/rwengine/openrw.git
synced 2024-09-03 00:59:47 +02:00
Menu directional movement support
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parent
7e418f1b6b
commit
4c595d0439
@ -34,7 +34,7 @@ BOOST_AUTO_TEST_CASE(menu_test_click_offset)
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bool clickered = false;
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sf::Font f;
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Menu test(f);
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test.offset = sf::Vector2f(200.f, 200.f);
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test.offset = glm::vec2(200.f, 200.f);
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test.addEntry(Menu::lambda("Test", [&]{ clickered = true; }));
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BOOST_CHECK(! clickered );
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@ -55,4 +55,42 @@ BOOST_AUTO_TEST_CASE(menu_test_click_offset)
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BOOST_CHECK( clickered );
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}
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BOOST_AUTO_TEST_CASE(menu_test_active_index)
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{
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int clickindex = -1;
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sf::Font f;
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Menu test(f);
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test.addEntry(Menu::lambda("Test1", [&]{ clickindex = 0; }));
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test.addEntry(Menu::lambda("Test2", [&]{ clickindex = 1; }));
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test.activate();
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BOOST_CHECK( clickindex == 0 );
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test.move( 1);
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test.activate();
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BOOST_CHECK( clickindex == 1 );
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test.move(-1);
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test.activate();
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BOOST_CHECK( clickindex == 0 );
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}
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BOOST_AUTO_TEST_CASE(menu_test_hover_index)
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{
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int clickindex = -1;
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sf::Font f;
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Menu test(f);
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test.addEntry(Menu::lambda("Test1", [&]{ clickindex = 0; }));
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test.addEntry(Menu::lambda("Test2", [&]{ clickindex = 1; }));
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test.hover(0.f, test.entries[0]->getHeight() - 0.1f);
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BOOST_CHECK( test.activeEntry == 0 );
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test.hover(0.f, test.entries[0]->getHeight() + 0.1f);
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BOOST_CHECK( test.activeEntry == 1 );
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}
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BOOST_AUTO_TEST_SUITE_END()
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@ -4,6 +4,7 @@
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#include <memory>
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#include <SFML/Window.hpp>
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#include <SFML/Graphics.hpp>
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#include <glm/glm.hpp>
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#include <functional>
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class Menu
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@ -12,7 +13,7 @@ class Menu
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public:
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Menu(const sf::Font& font)
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: font(font) {}
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: font(font), activeEntry(-1) {}
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struct MenuEntry
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{
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@ -20,19 +21,19 @@ public:
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MenuEntry(const std::string& n) : name(n) {}
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float getHeight() { return 30.f; }
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float getHeight() { return 38.f; }
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virtual void draw(const sf::Font& font, sf::RenderWindow& window, sf::Vector2f& basis)
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virtual void draw(const sf::Font& font, sf::RenderWindow& window, glm::vec2& basis)
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{
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sf::Text t;
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t.setFont(font);
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t.setPosition(basis);
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t.setPosition(basis.x, basis.y);
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t.setString(name);
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window.draw(t);
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basis.y += getHeight();
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}
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virtual void activate(sf::Vector2f click) = 0;
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virtual void activate(float clickX, float clickY) = 0;
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};
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struct Entry : public MenuEntry
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@ -42,7 +43,7 @@ public:
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Entry(const std::string& title, std::function<void (void)> cb)
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: MenuEntry(title), callback(cb) {}
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void activate(sf::Vector2f click) { callback(); }
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void activate(float clickX, float clickY) { callback(); }
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};
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static std::shared_ptr<MenuEntry> lambda(const std::string& n, std::function<void (void)> callback)
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@ -52,7 +53,12 @@ public:
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std::vector<std::shared_ptr<MenuEntry>> entries;
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sf::Vector2f offset;
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/**
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* Active Entry index
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*/
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int activeEntry;
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glm::vec2 offset;
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void addEntry(std::shared_ptr<MenuEntry> entry)
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{
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@ -61,24 +67,47 @@ public:
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void draw(sf::RenderWindow& window)
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{
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sf::Vector2f basis(offset);
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for(auto it = entries.begin();
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it != entries.end();
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++it)
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glm::vec2 basis(offset);
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for(size_t i = 0;
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i < entries.size();
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++i)
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{
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(*it)->draw(font, window, basis);
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if(activeEntry >= 0 && i == activeEntry) {
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sf::RectangleShape rs(sf::Vector2f(500.f, entries[i]->getHeight()));
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rs.setPosition(basis.x, basis.y);
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rs.setFillColor(sf::Color::Cyan);
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window.draw(rs);
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}
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entries[i]->draw(font, window, basis);
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}
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}
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void hover(const float x, const float y)
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{
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glm::vec2 c(x - offset.x, y - offset.y);
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for(size_t i = 0;
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i < entries.size();
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++i)
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{
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if( c.y > 0.f && c.y < entries[i]->getHeight() ) {
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activeEntry = i;
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return;
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}
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else {
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c.y -= entries[i]->getHeight();
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}
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}
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}
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void click(const float x, const float y)
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{
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sf::Vector2f c(x - offset.x, y - offset.y);
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glm::vec2 c(x - offset.x, y - offset.y);
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for(auto it = entries.begin();
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it != entries.end();
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++it)
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{
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if( c.y > 0.f && c.y < (*it)->getHeight() ) {
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(*it)->activate(c);
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(*it)->activate(c.x, c.y);
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return;
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}
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else {
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@ -86,6 +115,19 @@ public:
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}
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}
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}
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// Activates the menu entry at the current active index.
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void activate()
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{
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if(activeEntry < entries.size()) {
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entries[activeEntry]->activate(0.f, 0.f);
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}
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}
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void move(int movement)
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{
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activeEntry = std::min<const int>(entries.size()-1, std::max<const int>(0, activeEntry + movement));
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}
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};
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#endif
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@ -38,6 +38,25 @@ struct State
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currentMenu->click(e.mouseButton.x, e.mouseButton.y);
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}
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break;
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case sf::Event::MouseMoved:
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if(currentMenu) {
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currentMenu->hover(e.mouseMove.x, e.mouseMove.y);
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}
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break;
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case sf::Event::KeyPressed:
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if(currentMenu) {
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switch(e.key.code) {
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case sf::Keyboard::Up:
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currentMenu->move(-1);
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break;
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case sf::Keyboard::Down:
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currentMenu->move(1);
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break;
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case sf::Keyboard::Return:
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currentMenu->activate();
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break;
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}
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}
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default: break;
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};
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}
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@ -649,7 +649,7 @@ GenericState pauseState(
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[](State* self)
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{
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Menu *m = new Menu(font);
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m->offset = sf::Vector2f(50.f, 100.f);
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m->offset = glm::vec2(50.f, 100.f);
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m->addEntry(Menu::lambda("Continue", [] { StateManager::get().exit(); }));
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m->addEntry(Menu::lambda("Options", [] { std::cout << "Options" << std::endl; }));
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m->addEntry(Menu::lambda("Exit", [] { window.close(); }));
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@ -719,7 +719,7 @@ GenericState menuState(
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[](State* self)
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{
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Menu *m = new Menu(font);
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m->offset = sf::Vector2f(50.f, 100.f);
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m->offset = glm::vec2(50.f, 100.f);
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m->addEntry(Menu::lambda("Test", [] { StateManager::get().enter(&gameState); }));
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m->addEntry(Menu::lambda("Options", [] { std::cout << "Options" << std::endl; }));
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m->addEntry(Menu::lambda("Exit", [] { window.close(); }));
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