feat(gui): add grid_select, toggle, panel, status_bar, image widgets

src/gui/pxl8_gui.c

@@ -222,3 +222,63 @@ void pxl8_gui_get_cursor_pos(const pxl8_gui_state* state, i32* x, i32* y) {
     if (x) *x = state->cursor_x;
     if (y) *y = state->cursor_y;
 }
+
+i32 pxl8_gui_grid_select(pxl8_gui_state* state, pxl8_gfx* gfx, u32 base_id,
+                         i32 x, i32 y, i32 cell_w, i32 cell_h,
+                         i32 cols, i32 rows, const u8* colors, i32 selected) {
+    i32 result = -1;
+    for (i32 r = 0; r < rows; r++) {
+        for (i32 c = 0; c < cols; c++) {
+            i32 cx = x + c * (cell_w + 1);
+            i32 cy = y + r * (cell_h + 1);
+            i32 idx = r * cols + c;
+            u32 id = base_id + (u32)idx;
+            bool over = is_cursor_over(state, cx, cy, cell_w, cell_h);
+            if (over) state->hot_id = id;
+            if (over && state->cursor_down && state->active_id == 0)
+                state->active_id = id;
+            bool clicked = (state->active_id == id) && state->cursor_clicked && over;
+            if (clicked) { result = idx; state->active_id = 0; }
+            pxl8_2d_rect_fill(gfx, cx, cy, cell_w, cell_h, colors[idx]);
+            if (idx == selected) {
+                u8 sel = pxl8_gui_color(gfx, PXL8_UI_FG0);
+                pxl8_2d_rect(gfx, cx - 1, cy - 1, cell_w + 2, cell_h + 2, sel);
+            } else if (over) {
+                u8 hov = pxl8_gui_color(gfx, PXL8_UI_BG3);
+                pxl8_2d_rect(gfx, cx, cy, cell_w, cell_h, hov);
+            }
+        }
+    }
+    return result;
+}
+
+void pxl8_gui_image(pxl8_gfx* gfx, u32 texture_id, i32 sx, i32 sy, i32 sw, i32 sh,
+                    i32 dx, i32 dy, i32 dw, i32 dh) {
+    pxl8_2d_sprite(gfx, texture_id, dx, dy, dw, dh, false, false);
+    (void)sx; (void)sy; (void)sw; (void)sh;
+}
+
+void pxl8_gui_panel(pxl8_gfx* gfx, i32 x, i32 y, i32 w, i32 h) {
+    u8 bg = pxl8_gui_color(gfx, PXL8_UI_BG1);
+    u8 border = pxl8_gui_color(gfx, PXL8_UI_BG3);
+    pxl8_2d_rect_fill(gfx, x, y, w, h, bg);
+    pxl8_2d_rect(gfx, x, y, w, h, border);
+}
+
+void pxl8_gui_status_bar(pxl8_gfx* gfx, i32 y, i32 screen_w, i32 h, const char* text) {
+    u8 bg = pxl8_gui_color(gfx, PXL8_UI_BG1);
+    u8 fg = pxl8_gui_color(gfx, PXL8_UI_FG0);
+    pxl8_2d_rect_fill(gfx, 0, y, screen_w, h, bg);
+    pxl8_2d_text(gfx, text, 4, y + (h / 2) - 5, fg);
+}
+
+bool pxl8_gui_toggle(pxl8_gui_state* state, pxl8_gfx* gfx, u32 id,
+                     i32 x, i32 y, i32 w, i32 h, const char* label, bool active) {
+    bool clicked = pxl8_gui_button(state, gfx, id, x, y, w, h, label);
+    if (active) {
+        u8 sel = pxl8_gui_color(gfx, PXL8_UI_FG0);
+        pxl8_2d_rect(gfx, x, y, w, 2, sel);
+        pxl8_2d_rect(gfx, x, y + h - 2, w, 2, sel);
+    }
+    return clicked ? !active : active;
+}

src/gui/pxl8_gui.h

@@ -39,6 +39,20 @@ i32 pxl8_gui_toolbar(pxl8_gui_state* state, pxl8_gfx* gfx, u32 base_id,
                      const char** labels, i32 count, i32 selected);
 void pxl8_gui_window(pxl8_gfx* gfx, i32 x, i32 y, i32 w, i32 h, const char* title);
 
+i32 pxl8_gui_grid_select(pxl8_gui_state* state, pxl8_gfx* gfx, u32 base_id,
+                         i32 x, i32 y, i32 cell_w, i32 cell_h,
+                         i32 cols, i32 rows, const u8* colors, i32 selected);
+
+void pxl8_gui_image(pxl8_gfx* gfx, u32 texture_id, i32 sx, i32 sy, i32 sw, i32 sh,
+                    i32 dx, i32 dy, i32 dw, i32 dh);
+
+void pxl8_gui_panel(pxl8_gfx* gfx, i32 x, i32 y, i32 w, i32 h);
+
+void pxl8_gui_status_bar(pxl8_gfx* gfx, i32 y, i32 screen_w, i32 h, const char* text);
+
+bool pxl8_gui_toggle(pxl8_gui_state* state, pxl8_gfx* gfx, u32 id,
+                     i32 x, i32 y, i32 w, i32 h, const char* label, bool active);
+
 #ifdef __cplusplus
 }
 #endif

src/script/pxl8_script_ffi.h

@@ -469,6 +469,11 @@ static const char* pxl8_ffi_cdefs =
 "u8 pxl8_gui_color(pxl8_gfx* gfx, u8 index);\n"
 "bool pxl8_gui_is_hovering(const pxl8_gui_state* state);\n"
 "void pxl8_gui_get_cursor_pos(const pxl8_gui_state* state, i32* x, i32* y);\n"
+"i32 pxl8_gui_grid_select(pxl8_gui_state* state, pxl8_gfx* gfx, u32 base_id, i32 x, i32 y, i32 cell_w, i32 cell_h, i32 cols, i32 rows, const u8* colors, i32 selected);\n"
+"void pxl8_gui_image(pxl8_gfx* gfx, u32 texture_id, i32 sx, i32 sy, i32 sw, i32 sh, i32 dx, i32 dy, i32 dw, i32 dh);\n"
+"void pxl8_gui_panel(pxl8_gfx* gfx, i32 x, i32 y, i32 w, i32 h);\n"
+"void pxl8_gui_status_bar(pxl8_gfx* gfx, i32 y, i32 screen_w, i32 h, const char* text);\n"
+"bool pxl8_gui_toggle(pxl8_gui_state* state, pxl8_gfx* gfx, u32 id, i32 x, i32 y, i32 w, i32 h, const char* label, bool active);\n"
 "\n"
 "typedef struct pxl8_save pxl8_save;\n"
 "pxl8_save* pxl8_save_create(const char* game_name, u32 magic, u32 version);\n"