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Draw and event position relative to parent (for pages)

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dec05eba
2024-08-01 22:19:59 +02:00
parent 67216467d4
commit 10a5669330
15 changed files with 280 additions and 150 deletions
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70
src/gui/Button.cpp
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@@ -1,4 +1,5 @@
#include "../../include/gui/Button.hpp"
#include "../../include/gui/Utils.hpp"
#include "../../include/Theme.hpp"
#include <mglpp/graphics/Rectangle.hpp>
#include <mglpp/window/Window.hpp>
@@ -6,80 +7,39 @@
#include <mglpp/system/FloatRect.hpp>
namespace gsr {
Button::Button(mgl::vec2f size) : size(size) {
Button::Button(mgl::Font *font, const char *text, mgl::vec2f size, mgl::Color bg_color) : size(size), bg_color(bg_color), text(text, *font) {
}
bool Button::on_event(mgl::Event &event, mgl::Window&) {
bool Button::on_event(mgl::Event &event, mgl::Window&, mgl::vec2f offset) {
if(event.type == mgl::Event::MouseMoved) {
const mgl::vec2f collision_margin(1.0f, 1.0f); // Makes sure that multiple buttons that are next to each other wont activate at the same time when the cursor is right between them
const bool inside = mgl::FloatRect(position + collision_margin, size - collision_margin).contains({ (float)event.mouse_move.x, (float)event.mouse_move.y });
const bool inside = mgl::FloatRect(position + offset, size).contains({ (float)event.mouse_move.x, (float)event.mouse_move.y });
if(mouse_inside && !inside) {
mouse_inside = false;
} else if(!mouse_inside && inside) {
mouse_inside = true;
}
} else if(event.type == mgl::Event::MouseButtonPressed) {
pressed_inside = mouse_inside;
} else if(event.type == mgl::Event::MouseButtonReleased) {
const bool clicked_inside = pressed_inside && mouse_inside;
pressed_inside = false;
const bool clicked_inside = mouse_inside;
if(clicked_inside && on_click)
on_click();
}
return true;
}
void Button::draw(mgl::Window &window) {
if(mouse_inside) {
// Background
{
mgl::Rectangle rect(size);
rect.set_position(position);
rect.set_color(mgl::Color(0, 0, 0, 255));
window.draw(rect);
}
void Button::draw(mgl::Window &window, mgl::vec2f offset) {
mgl::Rectangle background(size);
background.set_position(position + offset);
background.set_color(bg_color);
window.draw(background);
text.set_position((position + offset + size * 0.5f - text.get_bounds().size * 0.5f).floor());
window.draw(text);
if(mouse_inside) {
const int border_size = 5;
const mgl::Color border_color = gsr::get_theme().tint_color;
// Green line at top
{
mgl::Rectangle rect({ size.x, border_size });
rect.set_position(position);
rect.set_color(border_color);
window.draw(rect);
}
// Green line at bottom
{
mgl::Rectangle rect({ size.x, border_size });
rect.set_position(position + mgl::vec2f(0.0f, size.y - border_size));
rect.set_color(border_color);
window.draw(rect);
}
// Green line at left
{
mgl::Rectangle rect({ border_size, size.y - border_size * 2 });
rect.set_position(position + mgl::vec2f(0, border_size));
rect.set_color(border_color);
window.draw(rect);
}
// Green line at right
{
mgl::Rectangle rect({ border_size, size.y - border_size * 2 });
rect.set_position(position + mgl::vec2f(size.x - border_size, border_size));
rect.set_color(border_color);
window.draw(rect);
}
} else {
// Background
mgl::Rectangle rect(size);
rect.set_position(position);
rect.set_color(mgl::Color(0, 0, 0, 220));
window.draw(rect);
draw_rectangle_outline(window, position, size, border_color, border_size);
}
}
}

17
src/gui/ComboBox.cpp
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@@ -17,13 +17,14 @@ namespace gsr {
assert(font);
}
bool ComboBox::on_event(mgl::Event &event, mgl::Window&) {
bool ComboBox::on_event(mgl::Event &event, mgl::Window&, mgl::vec2f offset) {
if(event.type == mgl::Event::MouseButtonPressed && event.mouse_button.button == mgl::Mouse::Left) {
const mgl::vec2f draw_pos = position + offset;
const mgl::vec2f mouse_pos = { (float)event.mouse_button.x, (float)event.mouse_button.y };
const mgl::vec2f item_size(max_size.x, font->get_character_size() + padding_top + padding_bottom);
if(show_dropdown && !items.empty()) {
mgl::vec2f pos = position + mgl::vec2f(padding_left, padding_top);
mgl::vec2f pos = draw_pos + mgl::vec2f(padding_left, padding_top);
pos.y += items[selected_item].text.get_bounds().size.y + padding_top + padding_bottom;
for(size_t i = 0; i < items.size(); ++i) {
@@ -38,7 +39,7 @@ namespace gsr {
}
}
if(mgl::FloatRect(position, item_size).contains(mouse_pos)) {
if(mgl::FloatRect(draw_pos, item_size).contains(mouse_pos)) {
show_dropdown = !show_dropdown;
move_to_top = true;
} else {
@@ -48,26 +49,28 @@ namespace gsr {
return true;
}
void ComboBox::draw(mgl::Window &window) {
void ComboBox::draw(mgl::Window &window, mgl::vec2f offset) {
update_if_dirty();
if(items.empty())
return;
const mgl::vec2f draw_pos = position + offset;
const mgl::vec2f item_size(max_size.x, font->get_character_size() + padding_top + padding_bottom);
const mgl::vec2i mouse_pos = window.get_mouse_position();
bool inside = false;
mgl::Rectangle background(position, mgl::vec2f(max_size.x, item_size.y));
mgl::Rectangle background(draw_pos, mgl::vec2f(max_size.x, item_size.y));
if(show_dropdown) {
background.set_size(max_size);
background.set_color(mgl::Color(0, 0, 0));
} else {
background.set_color(mgl::Color(0, 0, 0, 220));
background.set_color(mgl::Color(0, 0, 0, 120));
}
window.draw(background);
mgl::vec2f pos = position + mgl::vec2f(padding_left, padding_top);
mgl::vec2f pos = draw_pos + mgl::vec2f(padding_left, padding_top);
Item &item = items[selected_item];
item.text.set_position(pos.floor());

29
src/gui/DropdownButton.cpp
View File

@@ -25,10 +25,11 @@ namespace gsr {
this->description.set_color(mgl::Color(150, 150, 150));
}
bool DropdownButton::on_event(mgl::Event &event, mgl::Window&) {
bool DropdownButton::on_event(mgl::Event &event, mgl::Window&, mgl::vec2f offset) {
if(event.type == mgl::Event::MouseMoved) {
const mgl::vec2f draw_pos = position + offset;
const mgl::vec2f collision_margin(1.0f, 1.0f); // Makes sure that multiple buttons that are next to each other wont activate at the same time when the cursor is right between them
const bool inside = mgl::FloatRect(position + collision_margin, size - collision_margin).contains({ (float)event.mouse_move.x, (float)event.mouse_move.y });
const bool inside = mgl::FloatRect(draw_pos + collision_margin, size - collision_margin).contains({ (float)event.mouse_move.x, (float)event.mouse_move.y });
if(mouse_inside && !inside) {
mouse_inside = false;
} else if(!mouse_inside && inside) {
@@ -43,14 +44,16 @@ namespace gsr {
return true;
}
void DropdownButton::draw(mgl::Window &window) {
void DropdownButton::draw(mgl::Window &window, mgl::vec2f offset) {
update_if_dirty();
const mgl::vec2f draw_pos = position + offset;
if(show_dropdown) {
// Background
{
mgl::Rectangle rect(size);
rect.set_position(position);
rect.set_position(draw_pos);
rect.set_color(mgl::Color(0, 0, 0, 255));
window.draw(rect);
}
@@ -60,7 +63,7 @@ namespace gsr {
// Green line at top
{
mgl::Rectangle rect({ size.x, border_size });
rect.set_position(position);
rect.set_position(draw_pos);
rect.set_color(border_color);
window.draw(rect);
}
@@ -68,33 +71,33 @@ namespace gsr {
// Background
{
mgl::Rectangle rect(size);
rect.set_position(position);
rect.set_position(draw_pos);
rect.set_color(mgl::Color(0, 0, 0, 255));
window.draw(rect);
}
const mgl::Color border_color = gsr::get_theme().tint_color;
draw_rectangle_outline(window, position, size, border_color, border_size);
draw_rectangle_outline(window, draw_pos, size, border_color, border_size);
} else {
// Background
mgl::Rectangle rect(size);
rect.set_position(position);
rect.set_color(mgl::Color(0, 0, 0, 220));
rect.set_position(draw_pos);
rect.set_color(mgl::Color(0, 0, 0, 120));
window.draw(rect);
}
const int text_margin = size.y * 0.085;
const auto title_bounds = title.get_bounds();
title.set_position((position + mgl::vec2f(size.x * 0.5f - title_bounds.size.x * 0.5f, text_margin)).floor());
title.set_position((draw_pos + mgl::vec2f(size.x * 0.5f - title_bounds.size.x * 0.5f, text_margin)).floor());
window.draw(title);
const auto description_bounds = description.get_bounds();
description.set_position((position + mgl::vec2f(size.x * 0.5f - description_bounds.size.x * 0.5f, size.y - description_bounds.size.y - text_margin)).floor());
description.set_position((draw_pos + mgl::vec2f(size.x * 0.5f - description_bounds.size.x * 0.5f, size.y - description_bounds.size.y - text_margin)).floor());
window.draw(description);
if(icon_sprite.get_texture()->is_valid()) {
icon_sprite.set_position((position + size * 0.5f - icon_sprite.get_size() * 0.5f).floor());
icon_sprite.set_position((draw_pos + size * 0.5f - icon_sprite.get_size() * 0.5f).floor());
window.draw(icon_sprite);
}
@@ -103,7 +106,7 @@ namespace gsr {
const mgl::vec2i mouse_pos = window.get_mouse_position();
mgl::Rectangle dropdown_bg(max_size);
dropdown_bg.set_position(position + mgl::vec2f(0.0f, size.y));
dropdown_bg.set_position(draw_pos + mgl::vec2f(0.0f, size.y));
dropdown_bg.set_color(mgl::Color(0, 0, 0));
window.draw(dropdown_bg);

23
src/gui/Page.cpp
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@@ -1,30 +1,7 @@
#include "../../include/gui/Page.hpp"
#include "../../include/gui/Widget.hpp"
namespace gsr {
void Page::add_widget(std::unique_ptr<Widget> widget) {
widgets.push_back(std::move(widget));
}
void Page::on_event(mgl::Event &event, mgl::Window &window) {
// Process widgets by visibility (backwards)
for(auto it = widgets.rbegin(), end = widgets.rend(); it != end; ++it) {
if(!(*it)->on_event(event, window))
return;
}
}
void Page::draw(mgl::Window &window) {
for(auto &widget : widgets) {
if(widget->move_to_top) {
widget->move_to_top = false;
std::swap(widget, widgets.back());
}
widget->draw(window);
}
for(auto &widget : widgets) {
widget->draw(window);
}
}
}

53
src/gui/ScrollablePage.cpp Normal file
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@@ -0,0 +1,53 @@
#include "../../include/gui/ScrollablePage.hpp"
#include "../../include/Theme.hpp"
#include <mglpp/graphics/Rectangle.hpp>
#include <mglpp/window/Window.hpp>
namespace gsr {
ScrollablePage::ScrollablePage(mgl::vec2f size) : size(size) {}
bool ScrollablePage::on_event(mgl::Event &event, mgl::Window &window, mgl::vec2f offset) {
const mgl::vec2f draw_pos = position + offset;
offset = draw_pos + mgl::vec2f(0.0f, get_border_size(window)).floor();
// Process widgets by visibility (backwards)
for(auto it = widgets.rbegin(), end = widgets.rend(); it != end; ++it) {
if(!(*it)->on_event(event, window, offset))
return false;
}
return true;
}
void ScrollablePage::draw(mgl::Window &window, mgl::vec2f offset) {
const mgl::vec2f draw_pos = position + offset;
offset = draw_pos + mgl::vec2f(0.0f, get_border_size(window)).floor();
mgl::Rectangle background(size);
background.set_position(draw_pos);
background.set_color(get_theme().scrollable_page_bg_color);
window.draw(background);
mgl::Rectangle border(mgl::vec2f(size.x, get_border_size(window)).floor());
border.set_position(draw_pos);
border.set_color(get_theme().tint_color);
window.draw(border);
for(auto &widget : widgets) {
if(widget->move_to_top) {
widget->move_to_top = false;
std::swap(widget, widgets.back());
}
widget->draw(window, offset);
}
for(auto &widget : widgets) {
widget->draw(window, offset);
}
}
float ScrollablePage::get_border_size(mgl::Window &window) const {
return window.get_size().y * 0.004f;
}
}

33
src/gui/StaticPage.cpp Normal file
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@@ -0,0 +1,33 @@
#include "../../include/gui/StaticPage.hpp"
namespace gsr {
bool StaticPage::on_event(mgl::Event &event, mgl::Window &window, mgl::vec2f offset) {
const mgl::vec2f draw_pos = position + offset;
offset = draw_pos;
// Process widgets by visibility (backwards)
for(auto it = widgets.rbegin(), end = widgets.rend(); it != end; ++it) {
if(!(*it)->on_event(event, window, offset))
return false;
}
return true;
}
void StaticPage::draw(mgl::Window &window, mgl::vec2f offset) {
const mgl::vec2f draw_pos = position + offset;
offset = draw_pos;
for(auto &widget : widgets) {
if(widget->move_to_top) {
widget->move_to_top = false;
std::swap(widget, widgets.back());
}
widget->draw(window, offset);
}
for(auto &widget : widgets) {
widget->draw(window, offset);
}
}
}