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#include <memory>
#include "ViewController.h"
#include "CollisionChecker.h"
#include "ControlBooleanCommand.h"
#include "CycleCollisionMethodCommand.h"
#include "QuadTreeCollisionChecker.h"
#include "Exception.h"
#include "KeyboardCode.h"
#include "MouseCode.h"
#include "ToggleMuseumPauseCommand.h"
#include "OpenFileGUICommand.h"
#include "StepTileCommand.h"
#include "TimeTravelCommand.h"
#include "View.h"
#include "Museum.h"
#include "Pathfinder.h"
using namespace std;
ViewController::ViewController(Museum & m, View & v) : museum(m), view(v) {
}
ViewController::~ViewController() {
}
void ViewController::update() {
this->update_size();
this->update_tiles();
if (this->draw_artists) this->update_artists();
if (this->draw_pathfinding) this->update_pathfinding();
if (this->draw_quadtree) this->update_quadtree();
}
void ViewController::update_size() {
this->view.window_size(
this->scale * this->museum.canvas.data.columns,
this->scale * this->museum.canvas.data.rows
);
}
void ViewController::update_tiles() {
for (int y = 0; y < this->museum.canvas.data.rows; y++) {
for (int x = 0; x < this->museum.canvas.data.columns; x++) {
Tile & tile = this->museum.canvas.get_tile({ x, y });
Rectangle rect = {
.x = x * scale,
.y = y * scale,
.width = scale,
.height = scale,
};
this->view.fill_rect(rect, tile.color);
}
}
}
void ViewController::update_artists() {
People & people = this->museum.people;
for (Artist * artist : people.get_artists()) {
Rectangle rect = {
.x = artist->data.x * scale,
.y = artist->data.y * scale,
.width = artist_size,
.height = artist_size,
};
this->view.fill_rect(rect, artist->color);
}
}
void ViewController::draw_pathfinding_dot(const XY & point, const Color & color) {
this->view.fill_rect(center({
.x = point.x * scale,
.y = point.y * scale,
.width = pathfinding_size,
.height = pathfinding_size,
}), color);
}
void ViewController::update_pathfinding() {
PathfindingContext & ctx = this->museum.pathfinding;
Pathfinder & solver = ctx.get_solver();
for (int y = 0; y < this->museum.canvas.data.rows; y++) {
for (int x = 0; x < this->museum.canvas.data.columns; x++) {
if (!solver.is_visited({ x, y })) continue;
Rectangle rect = {
.x = x * scale,
.y = y * scale,
.width = scale,
.height = scale,
};
this->view.draw_rect(rect, { 0, 0, 0 }, 2);
}
}
const Pathfinder::Path & solution = solver.get_path();
for (const XY & point : solution) {
this->draw_pathfinding_dot(point, { 0, 0, 0 });
}
this->draw_pathfinding_dot(ctx.get_start(), { 0xff, 0xff, 0xff });
}
void ViewController::update_quadtree_recursive(QuadTreeCollisionChecker * tree) {
if (tree == nullptr) return;
const Rectangle & tree_boundary = tree->get_boundary();
Rectangle rect = {
.x = tree_boundary.x * scale,
.y = tree_boundary.y * scale,
.width = tree_boundary.width * scale,
.height = tree_boundary.height * scale,
};
this->view.draw_rect(rect, { .red = 0xff, .green = 0x00, .blue = 0xff, }, 1);
this->update_quadtree_recursive(tree->subtree[0].get());
this->update_quadtree_recursive(tree->subtree[1].get());
this->update_quadtree_recursive(tree->subtree[2].get());
this->update_quadtree_recursive(tree->subtree[3].get());
}
void ViewController::update_quadtree() {
shared_ptr<CollisionChecker> checker = this->museum.collision.get_checker();
auto tree = dynamic_cast<QuadTreeCollisionChecker*>(checker.get());
if (tree == nullptr) return;
this->update_quadtree_recursive(tree);
}
void ViewController::ev_keydown(KeyboardCode key) {
try {
switch (key) {
case KEY_SPACE: {
ToggleMuseumPauseCommand(this->museum).execute();
break;
}
case KEY_ENTER: {
StepTileCommand(this->museum.canvas, this->mouse_pos).execute();
break;
}
case KEY_O: {
OpenFileGUICommand(this->museum, this->view).execute();
break;
}
case KEY_A: {
ControlBooleanCommand(this->draw_artists).execute();
break;
}
case KEY_LEFT: {
TimeTravelCommand(this->museum, false).execute();
break;
}
case KEY_RIGHT: {
TimeTravelCommand(this->museum, true).execute();
break;
}
case KEY_C: {
CycleCollisionMethodCommand(this->museum).execute();
break;
}
case KEY_Q: {
ControlBooleanCommand(this->draw_quadtree).execute();
break;
}
default: break;
}
} catch (Exception & e) {
printf("%s\n", e.what());
}
}
void ViewController::ev_mousedown(MouseCode button) {
try {
switch (button) {
case MOUSE_LEFT: {
this->museum.pathfinding.set_start(this->mouse_pos);
break;
}
case MOUSE_RIGHT: {
this->museum.pathfinding.set_end(this->mouse_pos);
break;
}
default: break;
}
} catch (Exception & e) {
printf("%s\n", e.what());
}
}
void ViewController::ev_mousemove(unsigned x, unsigned y) {
this->mouse_pos = {
.x = static_cast<int>(x / this->scale),
.y = static_cast<int>(y / this->scale),
};
}
Rectangle ViewController::center(Rectangle rect) {
rect.x += (scale - rect.width) / 2;
rect.y += (scale - rect.height) / 2;
return rect;
}
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