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restructure zephr

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Illusion
2023-12-11 23:00:31 +02:00
committed by Illusion
parent bccd886558
commit 77ec3991c7
16 changed files with 618 additions and 760 deletions
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ui.h
+4 -45
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@@ -3,42 +3,7 @@
#include <stdbool.h>
#include <stdlib.h>
#include "z_math.h"
typedef struct Character {
Size size;
Size bearing;
unsigned int advance;
Vec2f tex_coords[4]; // the 4 corners of the character quad
} Character;
typedef struct ZephFont {
Character characters[128];
unsigned int atlas_texture_id;
} ZephFont;
typedef struct TextInstance {
Vec4f position;
int tex_coords_index;
Color color;
float model[4][4];
} TextInstance;
typedef struct GlyphInstanceList {
TextInstance *data;
int size;
int capacity;
} GlyphInstanceList;
typedef struct Context {
bool should_quit;
Color clear_color;
Size screen_size;
Size window_size;
ZephFont font;
Matrix4x4 projection;
} Context;
#include "zephr_math.h"
typedef enum Alignment {
ALIGN_TOP_LEFT,
@@ -67,20 +32,14 @@ typedef struct UIConstraints {
float rotation;
} UIConstraints;
int init_zephr(const char* font_path, const char* window_title, Size window_size, Color *clear_color);
void deinit_zephr();
void make_window_non_resizable();
bool zephr_should_quit();
void zephr_swap_buffers();
Size zephr_get_window_size();
void zephr_batch_text_draw();
int init_ui(const char* font_path, Size window_size);
void set_x_constraint(UIConstraints *constraints, float value, UIConstraint type);
void set_y_constraint(UIConstraints *constraints, float value, UIConstraint type);
void set_width_constraint(UIConstraints *constraints, float value, UIConstraint type);
void set_height_constraint(UIConstraints *constraints, float value, UIConstraint type);
void set_rotation_constraint(UIConstraints *constraints, float angle_d);
void apply_constraints(UIConstraints constraints, Vec2f *pos, Sizef *size);
void apply_alignment(Alignment align, Vec2f *pos, Sizef size);
void draw_quad(UIConstraints constraints, const Color *color, float border_radius, Alignment align);
void draw_circle(UIConstraints constraints, const Color *color, Alignment align);
void draw_triangle(UIConstraints constraints, const Color *color, Alignment align);
void draw_text(const char* text, int font_size, UIConstraints constraints, const Color *color, Alignment align);
Sizef calculate_text_size(const char *text, int font_size);