Working on redoing menu ui.

include/dawn/dawn.h

@@ -71,6 +71,7 @@
 
 // User Interface Objects
 #include "ui/grid.h"
+#include "ui/menuv2.h"
 
 #include "ui/frame.h"
 #include "ui/image.h"

include/dawn/ui/grid.h

@@ -56,6 +56,7 @@ typedef struct {
   gridbreakpoint_t breakpoints[GRID_BREAKPOINT_COUNT];
   breakpointsize_t breakpointSizes[GRID_BREAKPOINT_COUNT];
   uint8_t breakpointCount;
+  uint8_t breakpointCurrent;
 
   /** Child items of the grid */
   gridchild_t children[GRID_CHILD_COUNT];

include/dawn/ui/menuv2.h

@@ -0,0 +1,22 @@
+/**
+ * Copyright (c) 2021 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "../libs.h"
+
+/** Generic callback for menu events */
+typedef void menuv2callback_t(void *user, uint8_t i);
+
+/** Structure for a menu */
+typedef struct {
+  grid_t grid;
+  uint8_t selected;
+  uint8_t cursorX;
+  uint8_t cursorY;
+  void *user;
+  menuv2callback_t *onSelect;
+} menuv2_t;

src/game/sandbox/sandboxscene.c

@@ -7,7 +7,8 @@
 
 #include "sandboxscene.h"
 
-grid_t grid;
+menuv2_t menu;
+
 
 void gridTest(
   void *user, int32_t i,
@@ -23,14 +24,17 @@ void gridTest(
 }
 
 bool sandboxSceneInit(sandboxscene_t *game) {
-  gridInit(&grid);
-  grid.user = (void *)game;
+  menu2Init(&menu);
+  gridAddBreakpoint(&menu.grid, -1, 3, 1, 0, 0);
+  gridchild_t *child = gridAddChild(&menu.grid);
+  gridChildAddBreakpoint(child, 0,0, 1,1);
 
-  gridAddBreakpoint(&grid, 800, 2, 2, 8.0f, 8.0f);
-  gridAddBreakpoint(&grid, -1, 6, 6, 16.0f, 16.0f);
+  child = gridAddChild(&menu.grid);
+  gridChildAddBreakpoint(child, 0,1, 1,1);
+
+  child = gridAddChild(&menu.grid);
+  gridChildAddBreakpoint(child, 0,2, 1,1);
 
-  gridchild_t *child = gridAddChild(&grid);
-  child->onResize = &gridTest;
 
   assetTextureLoad(&game->texture, "test_texture.png");
   assetShaderLoad(&game->shader, 
@@ -45,6 +49,9 @@ bool sandboxSceneInit(sandboxscene_t *game) {
 }
 
 void sandboxSceneUpdate(sandboxscene_t *game, engine_t *engine) {
+
+
+
   cameraLookAt(&game->camera,
     0, 0, 10,
     0, 0, 0
@@ -60,12 +67,19 @@ void sandboxSceneUpdate(sandboxscene_t *game, engine_t *engine) {
   shaderUseCamera(&game->shader, &game->camera);
   shaderUseTexture(&game->shader, &game->texture);
 
-  gridSetSize(&grid,
+  menu2Update(&menu, engine);
+  gridSetSize(&menu.grid,
     engine->render.width, engine->render.height,
     engine->render.width, engine->render.height,
     0, 0
   );
 
+  // gridSetSize(&grid,
+  //   engine->render.width, engine->render.height,
+  //   engine->render.width, engine->render.height,
+  //   0, 0
+  // );
+  
 
   for(uint8_t i = 0; i < GRID_BRUH_COUNT; i++) {
     gridbruh_t *b = game->items + i;

src/game/sandbox/sandboxscene.h

@@ -16,7 +16,9 @@
 #include "../../display/renderlist.h"
 #include "../../display/texture.h"
 #include "../../file/asset.h"
+
 #include "../../ui/grid.h"
+#include "../../ui/menuv2.h"
 
 /**
  * Initialize the sandbox scene test game.

src/ui/grid.c

@@ -9,6 +9,7 @@
 
 void gridInit(grid_t *grid) {
   grid->breakpointCount = 0x00;
+  grid->breakpointCurrent = 0x00;
   grid->childCount = 0x00;
   grid->width = 0;
   grid->height = 0;
@@ -35,6 +36,7 @@ uint8_t gridAddBreakpoint(
 gridchild_t * gridAddChild(grid_t *grid) {
   gridchild_t *child = grid->children + grid->childCount++;
   child->breakpointCount = 0;
+  child->onResize = NULL;
   return child;
 }
 
@@ -53,6 +55,12 @@ uint8_t gridChildAddBreakpoint(gridchild_t *child,
   return i;
 }
 
+gridchildbreakpoint_t * gridChildGetBreakpoint(gridchild_t *child, uint8_t bp) {
+  return child->breakpoints + (
+    bp >= child->breakpointCount ? child->breakpointCount - 1 : bp
+  );
+}
+
 void gridSetSize(grid_t *grid,
   float screenWidth, float screenHeight,
   float width, float height,
@@ -86,6 +94,7 @@ void gridSetSize(grid_t *grid,
   }
   if(breakpoint == 0xFF) breakpoint = grid->breakpointCount - 1;
   gridbp = grid->breakpoints + breakpoint;
+  grid->breakpointCurrent = breakpoint;
 
   // Determine the size of a single column/row
   sizeCol = (width - (gridbp->gutterX * (gridbp->columns-1))) / gridbp->columns;
@@ -95,11 +104,9 @@ void gridSetSize(grid_t *grid,
   for(i = 0; i < grid->childCount; i++) {
     // Get the item and the definition.
     child = grid->children + i;
-    childbp = child->breakpoints + (
-      breakpoint >= child->breakpointCount ?
-      child->breakpointCount - 1 :
-      breakpoint
-    );
+    if(child->onResize == NULL) continue;
+    
+    childbp = gridChildGetBreakpoint(child, breakpoint);
 
     // Get the local X/Y
     gx = (sizeCol * childbp->x) + (gridbp->gutterX * childbp->x);

src/ui/grid.h

@@ -55,6 +55,16 @@ uint8_t gridChildAddBreakpoint(gridchild_t *child,
   uint8_t x, uint8_t y, uint8_t columns, uint8_t rows
 );
 
+/**
+ * Retreive the breakpoint to use for a child. Takes missing breakpoints into
+ * consideration.
+ * 
+ * @param child Child to get the breakpoint from.
+ * @param bp Breakpoint index to use.
+ * @return The childs matching breakpoint
+ */
+gridchildbreakpoint_t * gridChildGetBreakpoint(gridchild_t *child, uint8_t bp);
+
 /**
  * Set the size of a grid system. This will only update if it's found to be 
  * necessary.

src/ui/menuv2.c

@@ -0,0 +1,91 @@
+/**
+ * Copyright (c) 2021 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "menuv2.h"
+
+void menu2Init(menuv2_t *menu) {
+  gridInit(&menu->grid);
+  menu->grid.user = menu;
+
+  menu->cursorX = 0;
+  menu->cursorY = 0;
+  menu->selected = 0;
+  menu->user = NULL;
+  menu->onSelect = NULL;
+}
+
+void menu2Update(menuv2_t *menu, engine_t *engine) {
+  uint8_t x, y, i, j;
+  gridchild_t *current;
+  gridchildbreakpoint_t *currentbp;
+  gridchild_t *item;
+  gridchildbreakpoint_t *itembp;
+
+  current = menu->grid.children + menu->selected;
+  currentbp = gridChildGetBreakpoint(current, menu->grid.breakpointCurrent);
+  
+  if(inputIsPressed(&engine->input, INPUT_ACCEPT)) {
+    if(menu->onSelect != NULL) menu->onSelect(menu->user, menu->selected);
+    return;
+  }
+  
+
+  // Handle press binds.
+  if(inputIsPressed(&engine->input, INPUT_DOWN)) {
+    x = 0;
+    y = 1;
+  } else if(inputIsPressed(&engine->input, INPUT_UP)) {
+    x = 0;
+    y = -1;
+  } else if(inputIsPressed(&engine->input, INPUT_LEFT)) {
+    x = -1;
+    y = 0;
+  } else if(inputIsPressed(&engine->input, INPUT_RIGHT)) {
+    x = 1;
+    y = 0;
+  } else {
+    x = 0;
+    y = 0;
+  }
+
+  
+  // Update cursor positions
+  if(x != 0 || y != 0) {
+    if(x > 0) {
+      menu->cursorX = (currentbp->x + currentbp->columns - 1) + x;
+    } else if(x < 0) {
+      menu->cursorX = currentbp->x + x;
+    }
+
+    if(y > 0) {
+      menu->cursorY = (currentbp->y + currentbp->rows - 1) + y;
+    } else if(y < 0) {
+      menu->cursorY = currentbp->y + y;
+    }
+    
+    // Get the item selected
+    j = GRID_CHILD_COUNT;
+    for(i = 0; i < menu->grid.childCount; i++) {
+      if(i == menu->selected) continue;
+      item = menu->grid.children + i;
+      itembp = gridChildGetBreakpoint(item, menu->grid.breakpointCurrent);
+
+      if(
+        itembp->x > menu->cursorX||(itembp->x+itembp->columns-1)<menu->cursorX||
+        itembp->y > menu->cursorY||(itembp->y+itembp->rows-1) < menu->cursorY
+      ) continue;
+
+      j = i;
+      break;
+    }
+
+    // Was a target found?
+    if(j == GRID_CHILD_COUNT) return;
+    menu->selected = j;
+    printf("Selected %u :: %u x %u \n", j, itembp->x, itembp->y);
+  }
+}

src/ui/menuv2.h

@@ -0,0 +1,15 @@
+/**
+ * Copyright (c) 2021 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include <dawn/dawn.h>
+#include "grid.h"
+#include "../input/input.h"
+
+void menu2Init(menuv2_t *menu);
+
+void menu2Update(menuv2_t *menu, engine_t *engine);