feat(grid): graella verda fosca de fons al playfield (16x8)

2026-05-21 20:16:44 +02:00
parent 95ac4606d5
commit f30b195778
6 changed files with 82 additions and 1 deletions
@@ -0,0 +1,37 @@
+// playfield_grid.cpp - Implementació de la grilla de fons
+// © 2026 JailDesigner
+
+#include "core/graphics/playfield_grid.hpp"
+
+#include "core/defaults.hpp"
+#include "core/rendering/line_renderer.hpp"
+
+namespace Graphics {
+
+    PlayfieldGrid::PlayfieldGrid(Rendering::Renderer* renderer)
+        : renderer_(renderer) {}
+
+    void PlayfieldGrid::draw() const {
+        const SDL_FRect& zona = Defaults::Zones::PLAYAREA;
+        const float CELL_W = zona.w / static_cast<float>(Defaults::Grid::COLUMNS);
+        const float CELL_H = zona.h / static_cast<float>(Defaults::Grid::ROWS);
+
+        const int X1 = static_cast<int>(zona.x);
+        const int Y1 = static_cast<int>(zona.y);
+        const int X2 = static_cast<int>(zona.x + zona.w);
+        const int Y2 = static_cast<int>(zona.y + zona.h);
+
+        // Línies verticals interiors (i=1..COLUMNS-1: no repetim el border)
+        for (int i = 1; i < Defaults::Grid::COLUMNS; i++) {
+            const int X = static_cast<int>(zona.x + (static_cast<float>(i) * CELL_W));
+            Rendering::linea(renderer_, X, Y1, X, Y2, Defaults::Grid::BRIGHTNESS);
+        }
+
+        // Línies horitzontals interiors (j=1..ROWS-1: no repetim el border)
+        for (int j = 1; j < Defaults::Grid::ROWS; j++) {
+            const int Y = static_cast<int>(zona.y + (static_cast<float>(j) * CELL_H));
+            Rendering::linea(renderer_, X1, Y, X2, Y, Defaults::Grid::BRIGHTNESS);
+        }
+    }
+
+}  // namespace Graphics