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#include "editor.hpp"
#include <SFML/Graphics/RenderWindow.hpp>
#include <SFML/System/Vector2.hpp>
#include <SFML/Window/Event.hpp>
#include <SFML/Window/Keyboard.hpp>
#include <memory>
#include <optional>
#include <string>
#include "imgui-SFML.h"
#include "imgui.h"
#include "nfd.h"
#include "nfd.hpp"
#include "tileset.hpp"
namespace silly::editor {
void Editor::update(const sf::Event &event) {
if (const auto *e = event.getIf<sf::Event::KeyPressed>()) {
if (e->code == sf::Keyboard::Key::R) {
this->rotation += 90.0f;
if (this->rotation >= 360.0f) {
this->rotation = 0.0f;
}
}
}
}
void Editor::update(const sf::RenderWindow &window) {
if (sf::Mouse::isButtonPressed(sf::Mouse::Button::Left) ||
sf::Mouse::isButtonPressed(sf::Mouse::Button::Right)) {
sf::Vector2i mousePosition = sf::Mouse::getPosition(window);
for (int x = 0; x < this->floor.get_width(); x++) {
for (int y = 0; y < this->floor.get_height(); y++) {
int rx = x * 16, ry = y * 16;
if ((rx < mousePosition.x && mousePosition.x < rx + 16) &&
(ry < mousePosition.y && mousePosition.y < ry + 16)) {
sf::Vector2i pos(x, y);
if (sf::Mouse::isButtonPressed(sf::Mouse::Button::Left) &&
this->selectedTile.has_value()) {
this->floor.place_tile(this->selectedTile.value(), pos,
this->rotation);
} else if (sf::Mouse::isButtonPressed(sf::Mouse::Button::Right)) {
this->floor.remove_tile(pos);
}
}
}
}
}
}
void Editor::render(const sf::RenderWindow &window) {
sf::Vector2u windowSize = window.getSize();
int width = 400;
int height = windowSize.y;
int x = windowSize.x - width;
int y = 0;
ImGui::SetNextWindowPos(ImVec2(x, y));
ImGui::SetNextWindowSize(ImVec2(width, height));
ImGui::Begin("Editor", NULL,
ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize |
ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoTitleBar);
// --- SELECTED TILE ---
ImGui::BeginChild("SelectedTileRegion", ImVec2(200, 100));
if (this->selectedTile.has_value()) {
TilesetTile *t = this->selectedTile->get();
if (t->id == TILE_FLOOR) {
ImGui::Text("FLOOR");
} else if (t->id == TILE_WALL) {
ImGui::Text("WALL");
} else {
ImGui::Text("UNKNOWN");
}
ImGui::Image(t->texture, sf::Vector2f(64, 64));
} else {
ImGui::Text("NO TILE SELECTED!");
ImGui::Dummy(ImVec2(64, 64));
}
ImGui::EndChild();
ImGui::SameLine();
// --- EDITOR SETTINGS ---
ImGui::BeginChild("EditorSettingsRegion", ImVec2(170, 100));
ImGui::Text("Rotation is %.0f degrees", this->rotation);
ImGui::EndChild();
// --- TILE SELECTION ---
ImGui::BeginChild("TileSelectionRegion", ImVec2(0, 400),
ImGuiChildFlags_Border,
ImGuiWindowFlags_HorizontalScrollbar);
float padding = 10.0f;
float imageSize = TILE_WIDTH * 2.5f;
int columns = ImGui::GetContentRegionAvail().x / (imageSize + padding);
int count = 0;
for (auto it = this->tileset.get_tiles().begin();
it != this->tileset.get_tiles().end(); ++it) {
if (ImGui::ImageButton(std::to_string(it->get()->id).c_str(),
it->get()->texture,
sf::Vector2f(imageSize, imageSize))) {
this->selectedTile = std::make_optional(*it);
}
count++;
if (count % columns != 0) {
ImGui::SameLine();
}
}
ImGui::EndChild();
// --- "CREATING A NEW TILE" WINDOW ---
if (ImGui::Button("Add tile") && !this->newTileState.has_value()) {
this->newTileState =
std::make_optional((NewTileState){"", {}, TILE_FLOOR});
}
if (this->newTileState.has_value()) {
NewTileState &state = this->newTileState.value();
ImGui::SetNextWindowPos(
ImVec2(windowSize.x / 2.0f - 200, windowSize.y / 2.0f - 250));
ImGui::SetNextWindowSize(ImVec2(400, 500));
ImGui::Begin("Creating a new tile", NULL,
ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize);
// -- Tile type --
ImGui::Text("Tile type");
if (ImGui::RadioButton("Floor", state.type == TILE_FLOOR)) {
state.type = TILE_FLOOR;
}
ImGui::SameLine();
if (ImGui::RadioButton("Wall", state.type == TILE_WALL)) {
state.type = TILE_WALL;
}
// -- Texture loading --
ImGui::Text("2D");
if (!state.path.empty()) {
ImGui::Image(state.texture);
ImGui::SameLine();
}
if (ImGui::Button("Load texture file")) {
NFD::UniquePath outPath;
nfdfilteritem_t filterItem[1] = {{"Images", "png"}};
nfdresult_t result = NFD::OpenDialog(outPath, filterItem, 1);
if (result == NFD_OKAY) {
state.path = outPath.get();
if (!state.texture.loadFromFile(state.path)) {
state.path = "";
}
}
}
// -- Tile preview --
if (!state.path.empty()) {
for (int y = 0; y <= 5; y++) {
for (int x = 0; x <= 10; x++) {
ImGui::Image(state.texture);
if (x < 10) {
ImGui::SameLine(0, 0);
}
}
}
}
// -- Tile creation --
if (ImGui::Button("Create a new tile")) {
this->tileset.add_tile(state.path, state.type);
ImGui::SetWindowCollapsed(true);
}
if (ImGui::IsWindowCollapsed()) {
ImGui::SetWindowCollapsed(false);
this->newTileState = std::nullopt;
}
ImGui::End();
}
ImGui::End();
}
}
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