Begin refactor.

src/ui/align.h

@@ -6,7 +6,20 @@
  */
 
 #pragma once
-#include <dawn/dawn.h>
+#include "../libs.h"
+
+#define ALIGN_POS_CENTER flagDefine(0)
+#define ALIGN_POS_START flagDefine(1)
+#define ALIGN_POS_END flagDefine(2)
+
+#define ALIGN_SIZE_FILL flagDefine(3)
+#define ALIGN_SIZE_ORIGINAL flagDefine(4)
+#define ALIGN_SIZE_RATIO flagDefine(5)
+
+typedef struct {
+  float x, y;
+  float width, height;
+} align_t;
 
 /**
  * Return the alignment for a specific access, really this doesn't need to be

src/ui/breakpoint.h

@@ -4,7 +4,28 @@
 // https://opensource.org/licenses/MIT
 
 #pragma once
-#include <dawn/dawn.h>
+#include "../libs.h"
+
+/** Maximum breakpoints that the list can support. */
+#define BREAKPOINT_COUNT_MAX 0x04
+
+/** Callback for when a new breakpint is reached. */
+typedef void breakpointcallback_t(void *user, uint8_t i, float breakpoint);
+
+typedef struct {
+  /** List of breakpoints */
+  float breakpoints[BREAKPOINT_COUNT_MAX];
+  uint8_t breakpointCount;
+
+  /** Which breakpoint is current */
+  uint8_t breakpointCurrent;
+
+  /** Pointer to any custom user data. */
+  void *user;
+
+  /** Callback for when a breakpoint is reached */
+  breakpointcallback_t *onBreakpoint;
+} breakpointlist_t;
 
 /**
  * Initialize a breakpoint.

src/ui/frame.h

@@ -5,12 +5,25 @@
  * https://opensource.org/licenses/MIT
  */
 
-#include <dawn/dawn.h>
+#pragma once
+#include "../libs.h"
 #include "../display/shader.h"
 #include "../display/primitive.h"
 #include "../display/primitives/quad.h"
 #include "../display/font.h"
 
+/** Size of the border (in pixels) on each edge */
+#define FRAME_BORDER_SIZE 16
+/** Total border size for a given frame on each axis */
+#define FRAME_BORDER_SIZE_FULL FRAME_BORDER_SIZE * 2
+/** How many quads are within the frame */
+#define FRAME_PRIMITIVE_COUNT 9
+
+typedef struct {
+  texture_t *texture;
+  primitive_t primitive;
+} frame_t;
+
 /**
  * Initialize a GUI Frame.
  * 

src/ui/framedtextmenu.h

@@ -6,12 +6,21 @@
  */
 
 #pragma once
-#include <dawn/dawn.h>
+#include "../engine/engine.h"
+#include "../libs.h"
 #include "frame.h"
 #include "textmenu.h"
 #include "grid.h"
 #include "menu.h"
 
+/** The default gutter for the grid of a framed text menu */
+#define FRAMED_TEXT_MENU_GUTTER_DEFAULT 8.0f
+
+typedef struct {
+  frame_t frame;
+  textmenu_t menu;
+} framedtextmenu_t;
+
 /**
  * Initialize a framed text ui element.
  * 

src/ui/grid.h

@@ -6,9 +6,40 @@
  */
 
 #pragma once
-#include <dawn/dawn.h>
+#include "../libs.h"
 #include "align.h"
 
+/** Maximum number of columns a grid can have */
+#define GRID_COLUMN_COUNT_MAX 16
+/** Maximum number of rows a grid can have */
+#define GRID_ROW_COUNT_MAX GRID_COLUMN_COUNT_MAX
+
+/** Cell size for "auto", basically to fill the remaining space evenly */
+#define GRID_CEL_SIZE_AUTO -1
+
+/** Definitio of a grid */
+typedef struct {
+  /** Count of columns/rows in the grid */
+  uint8_t columns, rows;
+
+  /** Cell Definitions, used to control how the cells will size themselves */
+  float columnDefinitions[GRID_COLUMN_COUNT_MAX];
+  float rowDefinitions[GRID_COLUMN_COUNT_MAX];
+  
+  /** Settings to control gutters (space between cells) and border (of grid) */
+  float gutterX, gutterY;
+  float borderX, borderY;
+
+  /** Calculated sizes and positions for each cell */
+  float columnSizes[GRID_COLUMN_COUNT_MAX];
+  float columnPositions[GRID_COLUMN_COUNT_MAX];
+  float rowSizes[GRID_ROW_COUNT_MAX];
+  float rowPositions[GRID_COLUMN_COUNT_MAX];
+
+  /** Cached size of the grid */
+  float width, height;
+} grid_t;
+
 /**
  * Initialize a grid system.
  * 

src/ui/image.h

@@ -6,11 +6,17 @@
  */
 
 #pragma once
-#include <dawn/dawn.h>
+#include "../libs.h"
 #include "../display/primitive.h"
 #include "../display/primitives/quad.h"
 #include "../display/shader.h"
 
+typedef struct {
+  texture_t *texture;
+  primitive_t quad;
+  float width, height;
+} image_t;
+
 /**
  * Initialize an image.
  * 

src/ui/label.h

@@ -4,11 +4,20 @@
 // https://opensource.org/licenses/MIT
 
 #pragma once
-#include <dawn/dawn.h>
+#include "../libs.h"
 #include "../display/shader.h"
 #include "../display/primitive.h"
 #include "../display/font.h"
 
+/** Representation of a Label UI Element */
+typedef struct {
+  font_t *font;
+  float fontSize;
+  float maxWidth;
+  fonttextinfo_t info;
+  primitive_t primitive;
+} label_t;
+
 /**
  * Initialize a Label UI Element.
  * @param label Label to initialize.

src/ui/menu.h

@@ -6,10 +6,35 @@
  */
 
 #pragma once
-#include <dawn/dawn.h>
+#include "../libs.h"
 #include "../input/input.h"
 #include "../epoch/epoch.h"
 #include "../util/array.h"
+#include "../engine/engine.h"
+
+/** The maximum number of items a menu can hold */
+#define MENU_ITEMS_MAX 32
+
+/** Callback for when menu events are fired. */
+typedef void menucallback_t(void *user, uint8_t i);
+
+typedef struct {
+  uint8_t x;
+  uint8_t y;
+  uint8_t width;
+  uint8_t height;
+} menuitem_t;
+
+typedef struct {
+  menuitem_t items[MENU_ITEMS_MAX];
+  uint8_t itemCount;
+  uint8_t selected;
+  uint8_t cursorX;
+  uint8_t cursorY;
+
+  void *user;
+  menucallback_t *onSelect;
+} menu_t;
 
 /**
  * Initialize a menu.

src/ui/rectangle.h

@@ -6,12 +6,18 @@
  */
 
 #pragma once
-#include <dawn/dawn.h>
+#include "../libs.h"
 #include "../display/texture.h"
 #include "../display/shader.h"
 #include "../display/primitive.h"
 #include "../display/primitives/quad.h"
 
+typedef struct {
+  float width, height;
+  texture_t texture;
+  primitive_t quad;
+} rectangle_t;
+
 void rectangleInit(rectangle_t *rectangle);
 
 void rectangleSetColor(rectangle_t *rectangle, pixel_t color);

src/ui/textmenu.h

@@ -6,12 +6,31 @@
  */
 
 #pragma once
-#include <dawn/dawn.h>
+#include "../libs.h"
 #include "menu.h"
 #include "grid.h"
 #include "label.h"
 #include "rectangle.h"
 
+/** Colour of the selection box for the text menu */
+#define TEXTMENU_SELECTION_COLOR ((pixel_t){.r=0xFF,.g=0xFF,.b=0xFF,.a=0x64})
+
+/** Callback type for when an item is selected */
+typedef void textmenucallback_t(void *user, uint8_t i, char *text);
+
+typedef struct {
+  menu_t menu;
+  grid_t grid;
+  font_t *font;
+  rectangle_t rectangle;
+
+  char *texts[MENU_ITEMS_MAX];
+  label_t labels[MENU_ITEMS_MAX];
+
+  textmenucallback_t *onSelect;
+  void *user;
+} textmenu_t;
+
 /** Callback to be notified from the menu when the menu items are selected. */
 void _textMenuOnSelect(void *user, uint8_t i);