1019 lines
35 KiB
C
1019 lines
35 KiB
C
fn ui_caret_t ui_caret_clamp(ui_caret_t c, i32 min, i32 max) {
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return (ui_caret_t){CLAMP(c.e[0],min,max), CLAMP(c.e[1],min,max), c.ifront};
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}
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fn i32 ui_caret_front(ui_caret_t c) { return c.e[c.ifront]; }
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fn i32 ui_caret_back(ui_caret_t c) { return c.e[(c.ifront + 1) % 2]; }
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ui_caret_t ui_caret(i32 front, i32 back) {
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ui_caret_t result = {0};
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if (front >= back) {
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result.range.min = back;
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result.range.max = front;
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result.ifront = 1;
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} else {
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result.range.min = front;
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result.range.max = back;
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result.ifront = 0;
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}
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return result;
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}
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ui_caret_t ui_caret_set_back(ui_caret_t caret, i32 back) {
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i32 front = ui_caret_front(caret);
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ui_caret_t result = ui_caret(front, back);
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return result;
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}
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ui_caret_t ui_caret_set_front(ui_caret_t caret, i32 front) {
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i32 back = ui_caret_back(caret);
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ui_caret_t result = ui_caret(front, back);
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return result;
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}
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fn ui_caret_t ui_carets(i32 x) {
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return ui_caret(x, x);
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}
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fn s8_t ui_tprint_loc(ui_code_loc_t loc) {
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return s8_printf(tcx->temp, "%s(%d)", loc.file, loc.line);
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}
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fn s8_t ui_get_display_string(s8_t string) {
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s8_t result = string;
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s8_seek(result, s8_lit("##"), s8_seek_none, &result.len);
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return result;
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}
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fn s8_t ui_get_hash_string(s8_t string) {
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i64 len = 0;
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if (s8_seek(string, s8_lit("##"), s8_seek_none, &len)) {
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string = s8_skip(string, len + 2);
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}
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return string;
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}
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fn ui_id_t ui_id_from_string(s8_t string) {
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u64 value = hash_data(string);
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ui_id_t result = {value};
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return result;
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}
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fn r2f32_t window_rect_from_frame(app_frame_t *frame) {
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r2f32_t window_rect = r2f32(0, 0, frame->window_size.x, frame->window_size.y);
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return window_rect;
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}
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fn u64 ui_hash_code_loc(ui_code_loc_t loc) {
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u64 result = 4242843;
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u64 file_hash = hash_data(s8_from_char(loc.file));
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u64 line_hash = hash_data(s8_struct(loc.line));
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u64 cont_hash = hash_data(s8_struct(loc.counter));
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result = hash_mix(result, file_hash);
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result = hash_mix(result, line_hash);
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result = hash_mix(result, cont_hash);
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return result;
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}
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fn ui_id_t ui_id_from_code_loc(ui_code_loc_t loc) {
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u64 id = ui_hash_code_loc(loc);
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ui_id_t result = {id};
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return result;
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}
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fn u64 ui_hash_from_stack(void) {
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u64 result = 34294923;
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for (ui_id_node_t *it = ui->id_stack; it; it = it->next) {
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result = hash_mix(result, it->value.value);
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}
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return result;
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}
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fn b32 ui_id_is_null(ui_id_t id) {
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return id.value == 0;
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}
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fn ui_id_t ui_id(s8_t string) {
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string = ui_get_hash_string(string);
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u64 string_hash = hash_data(string);
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u64 stack_hash = ui_hash_from_stack();
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u64 result = hash_mix(string_hash, stack_hash);
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return (ui_id_t){result};
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}
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fn ui_id_t ui_idf(char *str, ...) {
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S8_FMT(tcx->temp, str, string);
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return ui_id(string);
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}
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fn void ui_push_id_string(s8_t string) { ui_push_id(ui_id(string)); }
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fn void ui_push_top(ui_box_t *new_top) { assert(new_top->parent == ui->top); ui->top = new_top; ui_push_id(new_top->id); }
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fn void ui_pop_top(void) { ui->top = ui->top->parent; ui_pop_id(); }
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#define ui_set_top(x) defer_block(ui_push_top(x), ui_pop_top())
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fn ui_box_t *ui_alloc_box(void) {
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ui_box_t *box = NULL;
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if (ui->free_first) {
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SLLS_POP_AND_STORE(ui->free_first, box);
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} else {
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box = ma_push_type(ui->box_arena, ui_box_t);
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ui->allocated_boxes += 1;
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}
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return box;
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}
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fn ui_box_t *ui_find_box(ui_id_t id) {
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if (id.value == 0) return NULL;
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for (ui_box_t *it = ui->hash_first; it; it = it->hash_next) {
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if (it->id.value == id.value) {
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return it;
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}
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}
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return NULL;
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}
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fn void ui_push_box(ui_box_t *parent, ui_box_t *box) {
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box->parent = parent;
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DLLQ_APPEND(parent->first, parent->last, box);
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parent->node_count += 1;
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}
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fn ui_axis2_t ui_axis_from_lop(ui_lop_t op) {
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switch (op) {
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case ui_lop_cut_top: return ui_axis2_y; break;
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case ui_lop_cut_bottom: return ui_axis2_y; break;
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case ui_lop_cut_left: return ui_axis2_x; break;
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case ui_lop_cut_right: return ui_axis2_x; break;
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case ui_lop_idle: return ui_axis2_invalid; break;
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default_is_invalid;
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}
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return ui_axis2_invalid;
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}
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fn r2f32_t ui_next_rect(ui_lop_t op, r2f32_t *rect, v2f32_t required_size) {
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switch (op) {
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case ui_lop_cut_top: return r2f32_cut_top_no_squash(rect, required_size.y); break;
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case ui_lop_cut_bottom: return r2f32_cut_bottom_no_squash(rect, required_size.y); break;
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case ui_lop_cut_left: return r2f32_cut_left_no_squash(rect, required_size.x); break;
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case ui_lop_cut_right: return r2f32_cut_right_no_squash(rect, required_size.x); break;
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case ui_lop_idle: break;
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default_is_invalid;
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}
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return (r2f32_t){0};
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}
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fn void ui_offset_box(ui_box_t *box, v2f32_t offset) {
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box->full_rect = r2f32_sub_v2f32(box->full_rect, offset);
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box->rect = r2f32_sub_v2f32(box->rect, offset);
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}
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fn ui_box_t *ui_build_box_from_id(ui_code_loc_t loc, ui_box_flags_t flags, ui_id_t id) {
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ui_box_t *box = ui_find_box(id);
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if (box) {
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expect (box->last_touched_event_id != ui->event->id) {
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fatalf("likely ui id collision between: %S and %S", ui_tprint_loc(loc), ui_tprint_loc(box->loc));
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}
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memory_zero(box, offsetof(ui_box_t, id));
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} else {
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box = ui_alloc_box();
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box->created_new = true;
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DLLQ_APPEND_EX(ui->hash_first, ui->hash_last, box, hash_next, hash_prev);
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}
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box->loc = loc;
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box->last_touched_event_id = ui->event->id;
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box->id = id;
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box->flags = flags;
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box->text_align = ui_top_text_align();
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box->border_thickness = ui_top_border_thickness();
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ui_box_fill_with_colors(box);
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ui_push_box(ui->top, box);
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return box;
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}
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fn ui_box_t *ui_build_box_from_string(ui_code_loc_t loc, ui_box_flags_t flags, s8_t string) {
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ui_id_t id = ui_id(string);
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ui_box_t *box = ui_build_box_from_id(loc, flags, id);
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box->string = ui_get_display_string(string);
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v2f32_t string_size = rn_measure_string(rn->main_font, box->string);
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ui_axis2_t axis = ui_axis_from_lop(ui_top_lop());
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if (ui->required_size_stack && (axis == ui_axis2_x || axis == ui_axis2_y)) {
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string_size.e[axis] = ui_top_required_size();
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}
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if (ui->padding_stack && (axis == ui_axis2_x || axis == ui_axis2_y)) {
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string_size.e[axis] += ui_top_padding();
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}
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if (box->flags.dont_compute_rect == false) {
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r2f32_t rect = ui_next_rect(ui_top_lop(), &ui->top->rect, string_size);
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ui_set_rect(box, rect, ui_top_lop());
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}
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box->string_pos_offset = ui_top_string_pos_offset();
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return box;
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}
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#define ui_boxf(...) ui__boxf(UILOC, __VA_ARGS__)
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fn ui_box_t *ui__boxf(ui_code_loc_t loc, ui_box_flags_t flags, char *str, ...) {
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S8_FMT(tcx->temp, str, string);
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flags.dont_compute_rect = true;
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ui_box_t *box = ui_build_box_from_string(loc, flags, string);
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return box;
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}
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#define ui_box0(...) ui_build_box_from_id(UILOC, __VA_ARGS__, ui_null_id)
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#define ui_box0f(...) ui__box0f(UILOC, __VA_ARGS__)
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fn ui_box_t *ui__box0f(ui_code_loc_t loc, ui_box_flags_t flags, char *str, ...) {
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S8_FMT(tcx->temp, str, string);
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ui_box_t *box = ui_build_box_from_id(loc, flags, ui_null_id);
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box->string = string;
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return box;
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}
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fn ui_signal_t ui_signal_from_box(ui_box_t *box) {
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ui_signal_t result = {box};
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app_event_t *ev = ui->event;
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b32 inside = r2f32_contains(box->final_rect, ev->mouse_pos);
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if (ui_is_active_box(box)) {
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result.dragging = true;
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result.drag = ui->event->mouse_delta;
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if (ev_left_up(ev)) {
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if (ui_is_hot_box(box)) {
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result.clicked = true;
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} else {
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ui->active.value = 0;
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}
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}
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} else if (ui_is_hot_box(box) && ev_left_down(ev)) {
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ui->active = box->id;
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if (box->flags.keyboard_nav) {
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ui->focus = box->id;
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}
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}
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if (ui_is_focused_box(box)) {
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if (ev->kind == app_event_kind_key_down && ev->key == app_key_left) {
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result.drag.x -= 1;
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result.dragging = true;
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result.clicked = true;
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} else if (ev->kind == app_event_kind_key_down && ev->key == app_key_right) {
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result.drag.x += 1;
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result.dragging = true;
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result.clicked = true;
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}
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if (ev->kind == app_event_kind_key_down && ev->key == app_key_enter) {
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result.clicked = true;
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}
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}
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if (inside) {
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ui->hot.value = box->id.value;
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} else if (!inside && ui_is_hot_box(box)) {
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ui->hot = ui_null_id;
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}
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return result;
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}
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fn v2f32_t ui_aligned_text_pos(f32 offset, ui_text_align_t text_align, r2f32_t rect, s8_t string) {
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v2f32_t string_size = rn_measure_string(rn->main_font, string);
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v2f32_t rect_size = r2f32_get_size(rect);
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v2f32_t rect_string_diff = v2f32_sub(rect_size, string_size);
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v2f32_t center_pos = v2f32_divs(rect_string_diff, 2);
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v2f32_t pos_in_rect = v2f32(0, center_pos.y);
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if (text_align == ui_text_align_center) {
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pos_in_rect = center_pos;
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}
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v2f32_t pos = v2f32_add(pos_in_rect, rect.min);
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pos.x += offset;
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return pos;
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}
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typedef struct ui_draw_compute_t ui_draw_compute_t;
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struct ui_draw_compute_t {
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r2f32_t rect;
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v4f32_t background_color;
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v4f32_t border_color;
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v4f32_t text_color;
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};
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fn ui_draw_compute_t ui_draw_compute(ui_box_t *box) {
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ui_draw_compute_t co = {0};
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co.rect = box->full_rect;
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f32 appear_t = f32_ease_out_n(f32_clamp01(box->appear_t*8), 10);
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if (!ui_id_is_null(box->id)) {
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v2f32_t size = v2f32_muls(r2f32_get_size(co.rect), 0.15f);
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r2f32_t smaller_rect = r2f32_shrink(co.rect, size);
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co.rect = r2f32_lerp(smaller_rect, co.rect, appear_t);
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}
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co.background_color = box->background_color;
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co.text_color = box->text_color;
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co.border_color = box->border_color;
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if (ui_is_active_box(box)) {
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f32 active_t = f32_ease_out_n(box->active_t, 50.f);
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active_t = f32_clamp01(active_t);
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co.background_color = v4f32_lerp(co.background_color, box->bg_active_color, 1.0);
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// co.text_color = v4f32_lerp(co.text_color, box->text_active_color, active_t);
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box->flags.draw_rect = true;
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} else if (ui_is_hot_box(box)) {
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f32 hot_t = f32_ease_out_n(box->hot_t, 50.f);
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hot_t = f32_clamp01(hot_t);
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co.background_color = v4f32_lerp(co.background_color, box->bg_hot_color, hot_t);
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// co.text_color = v4f32_lerp(co.background_color, box->text_hot_color, hot_t);
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box->flags.draw_rect = true;
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} else if (ui_is_focused_box(box)) {
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co.background_color = ui_color_table[ui_color_focused_rect];
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// co.text_color = v4f32_hsla_to_rgba((v4f32_t){0.1f, 0.6f, 0.7f, 1.0f});
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box->flags.draw_rect = true;
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}
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return co;
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}
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fn void ui_text_input_draw(ui_box_t *box) {
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ui_draw_compute_t co = ui_draw_compute(box);
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rn_draw_rect(co.rect, co.background_color);
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ui_text_input_t *ti = box->text_input;
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s8_t string = s8(ti->str, ti->len);
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v2f32_t pos = ui_aligned_text_pos(box->string_pos_offset, box->text_align, co.rect, string);
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rn_draw_string(rn->main_font, pos, co.text_color, string);
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ti->caret = ui_caret_clamp(ti->caret, 0, (i32)ti->len);
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{
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s8_t string_min = s8(ti->str, ti->caret.range.min);
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s8_t string_max = s8(ti->str, ti->caret.range.max);
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v2f32_t size_min = rn_measure_string(rn->main_font, string_min);
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v2f32_t size_max = rn_measure_string(rn->main_font, string_max);
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r2f32_t selection_rect = r2f32(co.rect.min.x + size_min.x, co.rect.min.y, co.rect.min.x + size_max.x, co.rect.min.y + ui_em(1));
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rn_draw_rect(selection_rect, v4f32(1,1,1,0.5f));
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v2f32_t size_front = ti->caret.ifront == 0 ? size_min : size_max;
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r2f32_t caret_rect = r2f32(co.rect.min.x + size_front.x, co.rect.min.y, co.rect.min.x + size_front.x + 1, co.rect.min.y + ui_em(1));
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rn_draw_rect(caret_rect, co.text_color);
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}
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rn_draw_rect_border(co.rect, co.border_color, box->border_thickness);
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}
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fn void ui_default_draw_box(ui_box_t *box) {
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ui_draw_compute_t co = ui_draw_compute(box);
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if (box->flags.draw_rect) {
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rn_draw_rect(co.rect, co.background_color);
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}
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if (box->flags.draw_border) {
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rn_draw_rect_border(co.rect, co.border_color, box->border_thickness);
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}
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if (box->flags.draw_text) {
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v2f32_t text_pos = ui_aligned_text_pos(box->string_pos_offset, box->text_align, co.rect, box->string);
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rn_draw_string(rn->main_font, text_pos, co.text_color, box->string);
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}
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}
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fn i32 ui_text_replace(ui_text_input_t *ti, r1i32_t range, s8_t string) {
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range.min = CLAMP(range.min, 0, (i32)ti->len);
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range.max = CLAMP(range.max, range.min, (i32)ti->len);
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assert(range.min >= 0 && range.max <= ti->len);
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i32 size_to_remove = r1i32_size(range);
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i32 size_to_add = (i32)string.len;
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i32 change_size = size_to_add - size_to_remove;
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if (ti->len + change_size > ti->cap) {
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i32 rem = ((i32)ti->len + change_size) - ti->cap;
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size_to_add -= rem;
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change_size -= rem;
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assert(change_size >= 0);
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}
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u8 *begin_remove = (u8 *)ti->str + range.min;
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u8 *end_remove = begin_remove + size_to_remove;
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i32 remain_len = (i32)ti->len - (range.min + size_to_remove);
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u8 *begin_add = begin_remove;
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u8 *end_add = begin_add + size_to_add;
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memory_move(end_add, end_remove, remain_len);
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memory_copy(begin_add, string.str, size_to_add);
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ti->len = ti->len + change_size;
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return change_size;
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}
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fn_test void ui_test_text_replace(void) {
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ui_text_input_t ti = {0};
|
|
char buff[4] = {0};
|
|
ti.str = buff;
|
|
ti.cap = lengthof(buff);
|
|
ui_text_replace(&ti, r1i32(0,0), s8_lit("astfpo"));
|
|
assert(s8_are_equal(ti.string, s8_lit("astf")));
|
|
|
|
ui_text_replace(&ti, r1i32(0,4), s8_lit("qwer"));
|
|
assert(s8_are_equal(ti.string, s8_lit("qwer")));
|
|
|
|
ui_text_replace(&ti, r1i32(1,2), s8_lit("a"));
|
|
assert(s8_are_equal(ti.string, s8_lit("qaer")));
|
|
}
|
|
|
|
fn ui_signal_t ui_text_input(ui_code_loc_t loc, ui_text_input_t *ti) {
|
|
ui_box_t *box = ui_build_box_from_string(loc, (ui_box_flags_t){ .draw_border = true, .draw_rect = true, .draw_text = true, .keyboard_nav = true }, s8_lit("text_input"));
|
|
box->text_input = ti;
|
|
box->custom_draw = ui_text_input_draw;
|
|
|
|
ui_signal_t signal = ui_signal_from_box(box);
|
|
if (ui_is_focused_box(box)) {
|
|
app_event_t *ev = ui->event;
|
|
i32 sel_size = r1i32_size(ti->caret.range);
|
|
if (ev->kind == app_event_kind_text) {
|
|
ui_text_replace(ti, ti->caret.range, ev->text);
|
|
if (sel_size) {
|
|
ti->caret = ui_carets(ti->caret.range.min);
|
|
} else {
|
|
ti->caret = ui_carets(ti->caret.range.min + 1);
|
|
}
|
|
} else if (ev->kind == app_event_kind_key_down) {
|
|
if (ev->key == app_key_backspace) {
|
|
if (sel_size) {
|
|
ui_text_replace(ti, ti->caret.range, s8_lit(""));
|
|
} else {
|
|
ui_text_replace(ti, r1i32(ti->caret.e[0] - 1, ti->caret.e[0]), s8_null);
|
|
ti->caret = ui_carets(ti->caret.range.min - 1);
|
|
}
|
|
} else if (ev->key == app_key_delete) {
|
|
if (sel_size) {
|
|
ui_text_replace(ti, ti->caret.range, s8_lit(""));
|
|
} else {
|
|
ui_text_replace(ti, r1i32(ti->caret.e[0], ti->caret.e[0] + 1), s8_null);
|
|
}
|
|
} else if (ev->key == app_key_left) {
|
|
if (ev->shift) {
|
|
ti->caret = ui_caret_set_front(ti->caret, ui_caret_front(ti->caret) - 1);
|
|
} else {
|
|
ti->caret = ui_carets(ui_caret_front(ti->caret) - 1);
|
|
}
|
|
} else if (ev->key == app_key_right) {
|
|
if (ev->shift) {
|
|
ti->caret = ui_caret_set_front(ti->caret, ui_caret_front(ti->caret) + 1);
|
|
} else {
|
|
ti->caret = ui_carets(ui_caret_front(ti->caret) + 1);
|
|
}
|
|
}
|
|
}
|
|
v2f32_t size = rn_measure_string(rn->main_font, s8_lit("_"));
|
|
v2f32_t pos = v2f32_sub(ev->mouse_pos, box->final_rect.min);
|
|
i32 p = (i32)f32_round(pos.x / size.x);
|
|
if (ev->kind == app_event_kind_mouse_down && ev->mouse_button == app_mouse_button_left) {
|
|
ti->caret = ui_carets(p);
|
|
}
|
|
if (signal.dragging) {
|
|
ti->caret = ui_caret_set_front(ti->caret, p);
|
|
}
|
|
ti->caret = ui_caret_clamp(ti->caret, 0, (i32)ti->len);
|
|
}
|
|
return signal;
|
|
}
|
|
|
|
#define ui_button(...) ui__button(UILOC, __VA_ARGS__)
|
|
fn ui_signal_t ui__button(ui_code_loc_t loc, char *str, ...) {
|
|
S8_FMT(tcx->temp, str, string);
|
|
ui_box_t *box = ui_build_box_from_string(loc, (ui_box_flags_t){ .draw_border = true, .draw_rect = true, .draw_text = true, .keyboard_nav = true }, string);
|
|
ui_signal_t signal = ui_signal_from_box(box);
|
|
return signal;
|
|
}
|
|
|
|
#define ui_radio_button(...) ui__radio_button(UILOC, __VA_ARGS__)
|
|
fn ui_signal_t ui__radio_button(ui_code_loc_t loc, i32 *value, i32 value_clicked, char *str, ...) {
|
|
S8_FMT(tcx->temp, str, string);
|
|
ui_box_t *box = ui_build_box_from_string(loc, (ui_box_flags_t){ .draw_border = true, .draw_rect = true, .draw_text = true, .keyboard_nav = true }, string);
|
|
ui_signal_t signal = ui_signal_from_box(box);
|
|
if (signal.clicked) *value = value_clicked;
|
|
// @todo?
|
|
if (*value == value_clicked) box->background_color = ui_top_bg_active_color();
|
|
return signal;
|
|
}
|
|
|
|
#define ui_label_button(...) ui__label_button(UILOC, __VA_ARGS__)
|
|
fn ui_signal_t ui__label_button(ui_code_loc_t loc, char *str, ...) {
|
|
S8_FMT(tcx->temp, str, string);
|
|
ui_box_t *box = ui_build_box_from_string(loc, (ui_box_flags_t){ .draw_text = true, .keyboard_nav = true }, string);
|
|
ui_signal_t signal = ui_signal_from_box(box);
|
|
return signal;
|
|
}
|
|
|
|
#define ui_label(...) ui__label(UILOC, __VA_ARGS__)
|
|
fn ui_box_t *ui__label(ui_code_loc_t loc, char *str, ...) {
|
|
S8_FMT(tcx->temp, str, string);
|
|
ui_box_t *box = ui_build_box_from_string(loc, (ui_box_flags_t){ .draw_text = true }, string);
|
|
return box;
|
|
}
|
|
|
|
#define ui_expander(...) defer_if (ui_begin_expander(__VA_ARGS__).clicked, ui_end_expander())
|
|
#define ui_begin_expander(...) ui__begin_expander(UILOC, __VA_ARGS__)
|
|
fn ui_signal_t ui__begin_expander(ui_code_loc_t loc, char *str, ...) {
|
|
S8_FMT(tcx->temp, str, string);
|
|
ui_box_t *box = ui_build_box_from_string(loc, (ui_box_flags_t){ .draw_text = true, .keyboard_nav = true }, string);
|
|
if (box->created_new) box->expanded = true;
|
|
ui_signal_t signal = ui_signal_from_box(box);
|
|
if (signal.clicked) box->expanded = !box->expanded;
|
|
signal.clicked = box->expanded;
|
|
if ( box->expanded) box->string = s8_printf(tcx->temp, "* %S", box->string);
|
|
if (!box->expanded) box->string = s8_printf(tcx->temp, "> %S", box->string);
|
|
if (box->expanded) {
|
|
ui_push_string_pos_offset(ui_top_string_pos_offset() + ui_em(0.5f));
|
|
ui_push_id(box->id);
|
|
}
|
|
return signal;
|
|
}
|
|
|
|
fn void ui_end_expander(void) {
|
|
ui_pop_string_pos_offset();
|
|
ui_pop_id();
|
|
}
|
|
|
|
fn void ui_begin_build(ui_code_loc_t loc, app_event_t *ev, r2f32_t window_rect) {
|
|
ui->event = ev;
|
|
|
|
for (ui_box_t *box = ui->hash_first, *next = NULL; box; box = next) {
|
|
next = box->hash_next;
|
|
if (box->id.value == 0) {
|
|
DLLQ_REMOVE_EX(ui->hash_first, ui->hash_last, box, hash_next, hash_prev);
|
|
zero_struct(box);
|
|
SLLS_PUSH(ui->free_first, box);
|
|
}
|
|
}
|
|
|
|
ui_push_init_values();
|
|
|
|
zero_struct(&ui->root);
|
|
ui->root.full_rect = ui->root.rect = window_rect;
|
|
ui->top = &ui->root;
|
|
ui->root.loc = loc;
|
|
}
|
|
|
|
fn ui_box_t *ui_get_prev_box(ui_box_t *box, b32 (*match)(ui_box_t *)) {
|
|
for (ui_box_t *it = box; it;) {
|
|
if (it->last) {
|
|
it = it->last;
|
|
if (match(it)) return it;
|
|
else continue;
|
|
}
|
|
if (it->prev) {
|
|
it = it->prev;
|
|
if (match(it)) return it;
|
|
else continue;
|
|
}
|
|
|
|
it = it->parent;
|
|
if (it) it = it->prev;
|
|
}
|
|
return box;
|
|
}
|
|
|
|
fn ui_box_t *ui_get_next_box(ui_box_t *box, b32 (*match)(ui_box_t *)) {
|
|
for (ui_box_t *it = box; it;) {
|
|
if (it->first) {
|
|
it = it->first;
|
|
if (match(it)) return it;
|
|
else continue;
|
|
}
|
|
if (it->next) {
|
|
it = it->next;
|
|
if (match(it)) return it;
|
|
else continue;
|
|
}
|
|
|
|
it = it->parent;
|
|
if (it) it = it->next;
|
|
}
|
|
return box;
|
|
}
|
|
|
|
fn b32 ui_match_axis(ui_box_t *box, ui_axis2_t axis) {
|
|
ui_axis2_t box_axis = ui_axis_from_lop(box->lop);
|
|
b32 result = box_axis == axis;
|
|
return result;
|
|
}
|
|
|
|
fn b32 ui_match_keynav(ui_box_t *box) {
|
|
b32 result = box->flags.keyboard_nav;
|
|
return result;
|
|
}
|
|
|
|
fn b32 ui_match_keynav_xaxis(ui_box_t *box) {
|
|
b32 result = box->flags.keyboard_nav && ui_match_axis(box, ui_axis2_x);
|
|
return result;
|
|
}
|
|
|
|
fn ui_box_t *ui_get_right_box(ui_box_t *box) { return ui_get_next_box(box, ui_match_keynav_xaxis); }
|
|
fn ui_box_t *ui_get_left_box(ui_box_t *box) { return ui_get_prev_box(box, ui_match_keynav_xaxis); }
|
|
|
|
fn void ui_end_build(void) {
|
|
{
|
|
app_event_t *ev = ui->event;
|
|
ui_box_t *focus_box = ui_find_box(ui->focus);
|
|
if (focus_box == NULL) {
|
|
ui->focus = ui_get_next_box(&ui->root, ui_match_keynav)->id;
|
|
}
|
|
|
|
if (ev->kind == app_event_kind_key_down && ev->key == app_key_up) {
|
|
ui->focus = ui_get_prev_box(focus_box, ui_match_keynav)->id;
|
|
} else if (ev->kind == app_event_kind_key_down && ev->key == app_key_down) {
|
|
ui->focus = ui_get_next_box(focus_box, ui_match_keynav)->id;
|
|
} else if (ev->kind == app_event_kind_key_down && ev->key == app_key_right) {
|
|
// ui->focus = ui_get_right_box(focus_box)->id;
|
|
} else if (ev->kind == app_event_kind_key_down && ev->key == app_key_left) {
|
|
// ui->focus = ui_get_left_box(focus_box)->id;
|
|
}
|
|
}
|
|
|
|
assert(ui->top == &ui->root);
|
|
ui_pop_init_values();
|
|
ui_assert_stacks_are_null();
|
|
|
|
for (ui_box_t *box = ui->hash_first, *next = NULL; box; box = next) {
|
|
next = box->hash_next;
|
|
b32 touched_box_during_update = ui->event->id <= box->last_touched_event_id;
|
|
if (!touched_box_during_update) {
|
|
DLLQ_REMOVE_EX(ui->hash_first, ui->hash_last, box, hash_next, hash_prev);
|
|
zero_struct(box);
|
|
SLLS_PUSH(ui->free_first, box);
|
|
}
|
|
}
|
|
}
|
|
|
|
fn void ui__draw_box(app_frame_t *frame, ui_box_t *box) {
|
|
box->final_rect = r2f32_intersect(box->full_rect, ui->clip_rect);
|
|
if (box->custom_draw) {
|
|
box->custom_draw(box);
|
|
} else {
|
|
ui_default_draw_box(box);
|
|
}
|
|
|
|
r2f32_t prev_clip_rect = ui->clip_rect;
|
|
if (box->flags.clip_rect) {
|
|
ui->clip_rect = box->full_rect;
|
|
rn_set_clip(ui->clip_rect);
|
|
}
|
|
for (ui_box_t *it = box->first; it; it = it->next) {
|
|
ui__draw_box(frame, it);
|
|
}
|
|
if (box->flags.clip_rect) {
|
|
ui->clip_rect = prev_clip_rect;
|
|
rn_set_clip(ui->clip_rect);
|
|
}
|
|
|
|
}
|
|
|
|
fn void ui_draw(void) {
|
|
ui->clip_rect = window_rect_from_frame(ui->frame);
|
|
rn_set_clip(ui->clip_rect);
|
|
ui__draw_box(ui->frame, &ui->root);
|
|
}
|
|
|
|
fn void ui_begin_frame(app_frame_t *frame) {
|
|
ui = tcx->data[tcx_slot_ui];
|
|
ui->frame = frame;
|
|
}
|
|
|
|
fn void ui_end_frame(void) {
|
|
for (ui_box_t *box = ui->hash_first, *next = NULL; box; box = next) {
|
|
next = box->hash_next;
|
|
box->appear_t += (f32)ui->frame->delta;
|
|
if (ui_is_hot_box(box)) {
|
|
box->hot_t += (f32)ui->frame->delta;
|
|
} else {
|
|
box->hot_t = 0;
|
|
}
|
|
if (ui_is_active_box(box)) {
|
|
box->active_t += (f32)ui->frame->delta;
|
|
} else {
|
|
box->active_t = 0;
|
|
}
|
|
}
|
|
|
|
for (app_event_t *ev = ui->frame->first_event; ev; ev = ev->next) {
|
|
if (ev_left_up(ev)) {
|
|
ui->active = ui_null_id;
|
|
}
|
|
}
|
|
}
|
|
|
|
fn void ui_serial_subtype(void *p, type_t *type, s8_t name) {
|
|
assert(type->kind != type_kind_invalid);
|
|
|
|
switch(type->kind) {
|
|
case type_kind_i8: {
|
|
i8 *n = (i8 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %d##slider%S", name, *n, name);
|
|
if (sig.dragging) {
|
|
n[0] += (i8)sig.drag.x;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_i16: {
|
|
i16 *n = (i16 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %d##slider%S", name, *n, name);
|
|
if (sig.dragging) {
|
|
n[0] += (i16)sig.drag.x;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_i32: {
|
|
i32 *n = (i32 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %d##slider%S", name, *n, name);
|
|
if (sig.dragging) {
|
|
n[0] += (i32)sig.drag.x;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_i64: {
|
|
i64 *n = (i64 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %lld##slider%S", name, (long long)*n, name);
|
|
if (sig.dragging) {
|
|
n[0] += (i64)sig.drag.x;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_u8: {
|
|
u8 *n = (u8 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %u##slider%S", name, *n, name);
|
|
if (sig.dragging) {
|
|
n[0] += (u8)sig.drag.x;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_u16: {
|
|
u16 *n = (u16 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %u##slider%S", name, *n, name);
|
|
if (sig.dragging) {
|
|
n[0] += (u16)sig.drag.x;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_u32: {
|
|
u32 *n = (u32 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %u##slider%S", name, *n, name);
|
|
if (sig.dragging) {
|
|
n[0] += (u32)sig.drag.x;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_u64: {
|
|
u64 *n = (u64 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %llu##slider%S", name, (unsigned long long)*n, name);
|
|
if (sig.dragging) {
|
|
n[0] += (u64)sig.drag.x;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_b8: {
|
|
b8 *n = (b8 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %s##button%S", name, *n ? "true" : "false", name);
|
|
if (sig.clicked) {
|
|
*n = !*n;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_b16: {
|
|
b16 *n = (b16 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %s##button%S", name, *n ? "true" : "false");
|
|
if (sig.clicked) {
|
|
*n = !*n;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_b32: {
|
|
b32 *n = (b32 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %s##button%S", name, *n ? "true" : "false");
|
|
if (sig.clicked) {
|
|
*n = !*n;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_b64: {
|
|
b64 *n = (b64 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %s##button%S", name, *n ? "true" : "false");
|
|
if (sig.clicked) {
|
|
*n = !*n;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_f32: {
|
|
f32 *n = (f32 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %f##slider%S", name, *n, name);
|
|
if (sig.dragging) {
|
|
n[0] += sig.drag.x;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_f64: {
|
|
f64 *n = (f64 *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %f##slider%S", name, *n, name);
|
|
if (sig.dragging) {
|
|
n[0] += sig.drag.x;
|
|
}
|
|
return;
|
|
} break;
|
|
case type_kind_isize: {
|
|
isize *n = (isize *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %lld##slider%S", name, *n, name);
|
|
if (sig.dragging) {
|
|
n[0] += (isize)sig.drag.x;
|
|
}
|
|
return;;
|
|
} break;
|
|
case type_kind_usize: {
|
|
usize *n = (usize *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %llu##slider%S", name, *n, name);
|
|
if (sig.dragging) {
|
|
n[0] += (usize)sig.drag.x;
|
|
}
|
|
return;;
|
|
} break;
|
|
case type_kind_int: {
|
|
int *n = (int *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %d##slider%S", name, *n, name);
|
|
if (sig.dragging) {
|
|
n[0] += (int)sig.drag.x;
|
|
}
|
|
return;;
|
|
} break;
|
|
case type_kind_char: {
|
|
char *n = (char *)p;
|
|
ui_signal_t sig = ui_label_button("%S: %c##slider%S", name, *n, name);
|
|
if (sig.dragging) {
|
|
n[0] += (char)sig.drag.x;
|
|
}
|
|
return;;
|
|
} break;
|
|
}
|
|
|
|
if (type->kind == type_kind_pointer) {
|
|
ui_label("%S: %S = %llx", name, type->name, *(usize *)p);
|
|
return;
|
|
}
|
|
|
|
if (type->kind == type_kind_enum) {
|
|
i64 value = ti_enum_read_value(p, type);
|
|
s8_t string_value = ti_enum_value_to_name(value, type);
|
|
ui_signal_t sig = ui_label_button("%S: %S = %S##button%S", name, type->name, string_value, name);
|
|
if (sig.clicked) {
|
|
i64 new_value = ti_enum_next_value(p, value, type);
|
|
ti_enum_write_value(p, new_value, type);
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (type->kind == type_kind_array) {
|
|
ui_expander("%S:", name) {
|
|
for (i32 i = 0; i < type->count; i += 1) {
|
|
ma_temp_t scratch = ma_begin_scratch();
|
|
s8_t index_name = s8_printf(scratch.arena, "[%d]", i);
|
|
void *tmp = ti_extract_array_idx(p, type, i);
|
|
ui_serial_subtype(tmp, type->base, index_name);
|
|
ma_end_scratch(scratch);
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (type->kind == type_kind_struct) {
|
|
ui_expander("%S:", name) {
|
|
for (i32 i = 0; i < type->count; i += 1) {
|
|
type_member_t *tm = type->members + i;
|
|
void *tmp = ti_extract_member(p, tm);
|
|
ui_serial_subtype(tmp, tm->type, tm->name);
|
|
}
|
|
}
|
|
return;
|
|
} else {
|
|
ui_label("%S: %S", name, type->name);
|
|
}
|
|
}
|
|
|
|
fn void ui_serial_type(void *p, type_t *type) {
|
|
ui_serial_subtype(p, type, type->name);
|
|
}
|
|
//
|
|
|
|
fn void ui_reload(void) {
|
|
ui_init_colors();
|
|
}
|
|
|
|
fn void ui_init(ma_arena_t *arena) {
|
|
tcx->data[tcx_slot_ui] = ma_push_type(arena, ui_t);
|
|
ui = tcx->data[tcx_slot_ui];
|
|
ui->box_arena = ma_push_arena(arena, mib(1));
|
|
ui_reload();
|
|
}
|
|
|
|
gb i32 ui_g_panel = 1;
|
|
fn void ui_demo_update(app_frame_t *frame, mt_tweak_t *tweak_table, i32 tweak_count) {
|
|
ui_begin_frame(frame);
|
|
rn_begin_frame(frame);
|
|
for (app_event_t *ev = frame->first_event; ev; ev = ev->next) {
|
|
ui_begin_build(UILOC, ev, window_rect_from_frame(frame));
|
|
|
|
ui_box_t *top_box = ui_box0((ui_box_flags_t){.draw_rect = true, .clip_rect = true});
|
|
ui_set_rect(top_box, r2f32_cut_top(&ui->top->rect, ui_em(1.5f)), ui_lop_cut_top);
|
|
ui_set_padding(ui_em(3))
|
|
ui_set_text_align(ui_text_align_center)
|
|
ui_set_lop(ui_lop_cut_left)
|
|
ui_set_top(top_box) {
|
|
ui_radio_button(&ui_g_panel, 1, "1");
|
|
ui_radio_button(&ui_g_panel, 2, "4");
|
|
}
|
|
|
|
ui->top->rect = r2f32_shrinks(ui->top->rect, ui_em(1));
|
|
|
|
|
|
if (ui_g_panel == 1) {
|
|
ui_box_t *scroller_box = ui_boxf((ui_box_flags_t){.draw_rect = true, .clip_rect = true}, "scrollbar");
|
|
ui_set_rect(scroller_box, r2f32_cut_right(&ui->top->rect, 10 * frame->dpr), ui_lop_cut_right);
|
|
|
|
ui_box_t *item_box = ui_boxf((ui_box_flags_t){.draw_rect = true, .clip_rect = true}, "item_box");
|
|
ui_set_rect(item_box, r2f32_cut_left(&ui->top->rect, ui_max), ui_lop_cut_left);
|
|
item_box->rect = r2f32_shrinks(item_box->rect, ui_em(1));
|
|
|
|
|
|
ui_set_text_align(ui_text_align_left)
|
|
ui_set_top(item_box) {
|
|
locl char buff[128];
|
|
locl ui_text_input_t text_input;
|
|
if (text_input.str == NULL) {
|
|
text_input.str = buff;
|
|
text_input.cap = lengthof(buff);
|
|
}
|
|
ui_text_input(UILOC, &text_input);
|
|
|
|
for (i32 i = 0; i < tweak_count; i += 1) {
|
|
mt_tweak_t *tweak = tweak_table + i;
|
|
if (s8_starts_with(tweak->name, s8_lit("_"), false)) {
|
|
continue;
|
|
}
|
|
|
|
if (tweak->type->kind == type_kind_b32) {
|
|
b32 *n = (b32 *)tweak->ptr;
|
|
if (ui_label_button("%S: %s##slider%S", tweak->name, *n ? "true" : "false", tweak->name).clicked) {
|
|
*n = !*n;
|
|
}
|
|
} else if (tweak->type->kind == type_kind_f32) {
|
|
f32 *n = (f32 *)tweak->ptr;
|
|
ui_signal_t signal = ui_label_button("%S: %f##slider%S", tweak->name, *n, tweak->name);
|
|
if (signal.dragging) {
|
|
f32 size = tweak->max - tweak->min;
|
|
v2f32_t string_size = rn_measure_string(rn->main_font, signal.box->string);
|
|
f32 delta = (signal.drag.x / string_size.x) * size;
|
|
*n = CLAMP(*n + delta, tweak->min, tweak->max);
|
|
}
|
|
} else_is_invalid;
|
|
}
|
|
ui_label("allocated boxes: %d", ui->allocated_boxes);
|
|
// ui_serial_type(&ui_test_event, type(app_event_t));
|
|
}
|
|
|
|
locl f32 scroller_value;
|
|
defer_block(ui_push_top(scroller_box), ui_pop_top()) {
|
|
f32 item_count = (f32)item_box->node_count;
|
|
f32 all_items_size = item_count * rn->main_font->size;
|
|
f32 item_box_size = r2f32_get_size(ui->top->full_rect).y;
|
|
f32 scroller_box_size = r2f32_get_size(scroller_box->full_rect).y;
|
|
f32 scroller_size = CLAMP(item_box_size / (all_items_size + frame->window_size.y), 0, 1.0f);
|
|
f32 scrollable_space = (1 - scroller_size);
|
|
f32 scroller_norm = scroller_value / (all_items_size);
|
|
f32 scroller_percent = scroller_norm * scrollable_space;
|
|
// f32 scroller_second = scrollable_space - scroller_percent;
|
|
|
|
r2f32_cut_top(&ui->top->rect, scroller_percent * scroller_box_size);
|
|
ui_box_t *box = ui_build_box_from_id(UILOC, (ui_box_flags_t){.draw_rect = true}, ui_idf("slider"));
|
|
box->background_color = ui_color_table[ui_color_scroller];
|
|
box->bg_hot_color = ui_color_table[ui_color_scroller_hot];
|
|
box->bg_active_color = ui_color_table[ui_color_scroller_active];
|
|
ui_set_rect(box, r2f32_cut_top(&ui->top->rect, scroller_size * scroller_box_size), ui_lop_cut_top);
|
|
ui_signal_t signal = ui_signal_from_box(box);
|
|
if (signal.dragging) {
|
|
scroller_value += (signal.drag.y / item_box_size * 2) * (all_items_size);
|
|
scroller_value = CLAMP(scroller_value, 0, all_items_size);
|
|
}
|
|
if (ev->kind == app_event_kind_mouse_wheel) {
|
|
scroller_value -= ev->mouse_wheel_delta.y;
|
|
scroller_value = CLAMP(scroller_value, 0, all_items_size);
|
|
}
|
|
|
|
for (ui_box_t *it = item_box->first; it; it = it->next) {
|
|
ui_offset_box(it, v2f32(0, scroller_value));
|
|
}
|
|
}
|
|
} else if (ui_g_panel == 2) {
|
|
|
|
}
|
|
|
|
ui_end_build();
|
|
}
|
|
|
|
rn_begin(white_color);
|
|
ui_draw();
|
|
rn_end();
|
|
|
|
ui_end_frame();
|
|
} |