132 lines
4.3 KiB
C++
132 lines
4.3 KiB
C++
/*
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4coder_font_helper.cpp - Procedures for font setting operations
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*/
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// TOP
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static Face_Description
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get_buffer_face_description(Application_Links *app, Buffer_ID buffer){
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Face_ID current_id = 0;
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get_face_id(app, buffer, ¤t_id);
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Face_Description description = {};
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if (current_id != 0){
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description = get_face_description(app, current_id);
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}
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return(description);
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}
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static Face_Description
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get_global_face_description(Application_Links *app){
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Face_ID current_id = get_face_id(app, 0);
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Face_Description description = get_face_description(app, current_id);
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return(description);
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}
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static b32
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descriptions_match(Face_Description *a, Face_Description *b){
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b32 result = false;
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if (match(a->font.name, b->font.name) && a->font.in_local_font_folder == b->font.in_local_font_folder){
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if (memcmp((&a->pt_size), (&b->pt_size), sizeof(*a) - sizeof(a->font)) == 0){
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result = true;
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}
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}
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return(result);
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}
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static Face_ID
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get_existing_face_id_matching_name(Application_Links *app, char *name, i32 len){
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String name_str = make_string(name, len);
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Face_ID largest_id = get_largest_face_id(app);
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Face_ID result = 0;
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for (Face_ID id = 1; id <= largest_id; ++id){
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Face_Description compare = get_face_description(app, id);
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if (match(compare.font.name, name_str)){
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result = id;
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break;
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}
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}
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return(result);
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}
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static Face_ID
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get_existing_face_id_matching_description(Application_Links *app, Face_Description *description){
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Face_ID largest_id = get_largest_face_id(app);
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Face_ID result = 0;
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for (Face_ID id = 1; id <= largest_id; ++id){
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Face_Description compare = get_face_description(app, id);
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if (descriptions_match(&compare, description)){
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result = id;
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break;
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}
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}
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return(result);
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}
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static Face_ID
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get_face_id_by_name(Application_Links *app, char *name, i32 len, Face_Description *base_description){
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Face_ID new_id = 0;
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String str = make_string(name, len);
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if (!match(str, base_description->font.name)){
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new_id = get_existing_face_id_matching_name(app, name, len);
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if (new_id == 0){
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Face_Description description = *base_description;
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copy_fast_unsafe_cs(description.font.name, str);
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description.font.name[str.size] = 0;
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description.font.in_local_font_folder = false;
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new_id = try_create_new_face(app, &description);
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if (new_id == 0){
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description.font.in_local_font_folder = true;
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new_id = try_create_new_face(app, &description);
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}
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}
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}
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return(new_id);
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}
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static Face_ID
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get_face_id_by_description(Application_Links *app, Face_Description *description, Face_Description *base_description){
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Face_ID new_id = 0;
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if (!descriptions_match(description, base_description)){
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new_id = get_existing_face_id_matching_description(app, description);
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if (new_id == 0){
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new_id = try_create_new_face(app, description);
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}
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}
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return(new_id);
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}
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static void
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set_global_face_by_name(Application_Links *app, char *name, i32 len, b32 apply_to_all_buffers){
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Face_ID global_face_id = get_face_id(app, 0);
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Face_Description description = get_face_description(app, global_face_id);
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Face_ID new_id = get_face_id_by_name(app, name, len, &description);
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if (new_id != 0){
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set_global_face(app, new_id, apply_to_all_buffers);
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}
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}
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static void
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change_global_face_by_description(Application_Links *app, Face_Description description, b32 apply_to_all_buffers){
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Face_ID face_id = get_face_id(app, 0);
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if (!try_modify_face(app, face_id, &description)){
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description.font.in_local_font_folder = !description.font.in_local_font_folder;
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try_modify_face(app, face_id, &description);
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}
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}
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static void
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set_buffer_face_by_name(Application_Links *app, Buffer_ID buffer, char *name, i32 len){
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Face_ID current_id = 0;
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get_face_id(app, buffer, ¤t_id);
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if (current_id != 0){
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Face_Description description = get_face_description(app, current_id);
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Face_ID new_id = get_face_id_by_name(app, name, len, &description);
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if (new_id != 0){
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buffer_set_face(app, buffer, new_id);
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}
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}
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}
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// BOTTOM
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