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#ifndef PKE_STATIC_UI_HPP
#define PKE_STATIC_UI_HPP
#include "components-vk.hpp"
#include "font.hpp"
#include "pk.h"
#include "vendor-glm-include.hpp"
#include <cstdint>
#define built_in_offset 2.0
struct MSDFGlyphSettings {
float width;
float height;
float scale;
float translate_em;
float range_em;
};
TypeSafeInt_H(PKE_UI_BOX_TYPE, uint8_t, 0xFF);
TypeSafeInt_H(PKE_UI_BOX_FLAG, uint64_t, 0xFFFFFFFFFFFFFFFF);
// layouts
const PKE_UI_BOX_TYPE PKE_UI_BOX_TYPE_STANDARD
= PKE_UI_BOX_TYPE(0);
// TODO columns, rows, tabs, etc
// special (content)
const PKE_UI_BOX_TYPE PKE_UI_BOX_TYPE_TEXT
= PKE_UI_BOX_TYPE(50);
// TODO image, render target, etc
// inputs
// TODO
const PKE_UI_BOX_TYPE PKE_UI_BOX_TYPE_BUTTON_TEXT
= PKE_UI_BOX_TYPE(100);
// TODO
const PKE_UI_BOX_TYPE PKE_UI_BOX_TYPE_BUTTON_IMAGE
= PKE_UI_BOX_TYPE(101);
const PKE_UI_BOX_TYPE PKE_UI_BOX_TYPE_INPUT_TEXT
= PKE_UI_BOX_TYPE(105);
// TODO
const PKE_UI_BOX_TYPE PKE_UI_BOX_TYPE_INPUT_MULTILINE_TEXT
= PKE_UI_BOX_TYPE(106);
// TODO scalar, float, slider, etc
const PKE_UI_BOX_FLAG PKE_UI_BOX_FLAG_NONE
= PKE_UI_BOX_FLAG(0);
// [00-04] position type
// exact screen coordinates
const PKE_UI_BOX_FLAG PKE_UI_BOX_FLAG_POSITION_TYPE_FLEX
= PKE_UI_BOX_FLAG((1 << 0));
const PKE_UI_BOX_FLAG PKE_UI_BOX_FLAG_POSITION_TYPE_STATIC
= PKE_UI_BOX_FLAG((1 << 1));
const PKE_UI_BOX_FLAG PKE_UI_BOX_FLAG_POSITION_TYPE_DYNAMIC
= PKE_UI_BOX_FLAG((1 << 2));
const PKE_UI_BOX_FLAG PKE_UI_BOX_FLAG_POSITION_TYPE_ALL
= PKE_UI_BOX_FLAG((1 << 0) | (1 << 1) | (1 << 2));
// [05-06] center
const PKE_UI_BOX_FLAG PKE_UI_BOX_FLAG_CENTER_HORIZONTAL
= PKE_UI_BOX_FLAG((1 << 5));
const PKE_UI_BOX_FLAG PKE_UI_BOX_FLAG_CENTER_VERTICAL
= PKE_UI_BOX_FLAG((1 << 6));
const PKE_UI_BOX_FLAG PKE_UI_BOX_FLAG_CENTER_BOTH
= PKE_UI_BOX_FLAG((1 << 5) | (1 << 6));
// [07-09] visibility
const PKE_UI_BOX_FLAG PKE_UI_BOX_FLAG_VISIBILITY_INVISIBLE
= PKE_UI_BOX_FLAG((1 << 7));
// [10-??]
typedef uint16_t pke_ui_box_count_T;
struct pke_ui_box;
struct pke_ui_box : public Entity_Base {
PKE_UI_BOX_FLAG flags;
glm::vec2 pos_top_left;
glm::vec2 min_size;
glm::vec2 max_size;
float flex_weight;
PKE_UI_BOX_TYPE type;
uint8_t flex_direction;
uint8_t layer;
glm::vec4 color_border = glm::vec4(1.0, 0.0, 0.0, 1.0);
glm::vec4 color_background = glm::vec4(0.2, 0.3, 0.2, 0.5);
union pke_ui_box_type_data *type_data;
struct pke_ui_box_internals {
// the exact px to translate (shader)
glm::vec2 px_corner;
// the exact px for scaling (shader)
glm::vec2 px_size;
// internal padding + running offset for adding children
// glm::vec4 px_padding;
float px_padding_l, px_padding_b, px_padding_r, px_padding_t;
pke_ui_box *parent;
pke_ui_box **children;
pke_ui_box_count_T h_children;
pke_ui_box_count_T r_children;
} internal;
};
// separate these if they become silly
union pke_ui_box_type_data {
struct pke_ui_box_type_data_text {
FontRenderHandle font_render_handle;
} text;
struct pke_ui_box_type_data_button_text {
FontRenderHandle font_render_handle;
pk_ev_id_T ev_mgr;
} button_text;
struct pke_ui_box_type_data_button_image {
VkDeviceMemory image_memory;
VkImage image_default;
VkImageView image_view_default;
VkImage image_hovered;
VkImageView image_view_hovered;
VkImage image_pressed;
VkImageView image_view_pressed;
pk_ev_id_T ev_mgr;
} button_image;
};
struct pke_ui_graphics_bindings {
VkDeviceMemory deviceMemoryVert = VK_NULL_HANDLE;
VkDeviceMemory deviceMemoryInst = VK_NULL_HANDLE;
BufferBindingDetails bd_vertex;
BufferBindingDetails bd_uv;
BufferBindingDetails bd_index;
BufferBindingDetails bd_instance;
uint32_t index_count;
uint32_t instance_counter;
uint32_t instance_buffer_max_count;
};
void pke_ui_init();
void pke_ui_init_bindings();
void pke_ui_tick(double delta);
void pke_ui_teardown();
void pke_ui_force_recalc();
pke_ui_box **pke_ui_get_root_boxes(pke_ui_box_count_T *count);
pke_ui_box *pke_ui_box_new_root(const PKE_UI_BOX_TYPE type = PKE_UI_BOX_TYPE_STANDARD, pk_uuid uuid = pk_uuid_zed);
pke_ui_box *pke_ui_box_new_child(pke_ui_box *parent, const PKE_UI_BOX_TYPE type = PKE_UI_BOX_TYPE_STANDARD, pk_uuid uuid = pk_uuid_zed);
#ifdef PKE_TEST_EXPOSE
void pke_ui_calc_px(pk_arr_t<pke_ui_box_instance_buffer_item> &buffer, pke_ui_flex_params *flex_params, pke_ui_box *box);
void pke_ui_recalc_sizes_recursive(pk_arr_t<pke_ui_box_instance_buffer_item> &arr, pke_ui_box *box, uint8_t depth = 0);
#endif
pke_ui_graphics_bindings *pke_ui_get_graphics_bindings();
#endif /* PKE_STATIC_UI_HPP */
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