954 lines
42 KiB
C++
954 lines
42 KiB
C++
/*
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4coder_mirror.cpp - Commands and helpers for parsing jump locations from
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compiler errors, sticking markers on jump locations, and jumping to them.
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*/
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// TOP
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static Managed_Variable_ID mirror_root_loc = 0;
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#define DefaultMirrorRootName "DEFAULT.mirror_root"
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static b32
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mirror_edit_handler(Application_Links *app, Buffer_ID buffer_id, int32_t start, int32_t one_past_last, String text);
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////////////////////////////////
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static void
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mirror__global_init(Application_Links *app){
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if (mirror_root_loc == 0){
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mirror_root_loc = managed_variable_create_or_get_id(app, DefaultMirrorRootName, 0);
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}
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}
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static Managed_Object
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mirror__check_scope_for_mirror(Application_Links *app, Managed_Scope scope){
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Managed_Object result = 0;
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Managed_Object mirror = 0;
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if (managed_variable_get(app, scope, mirror_root_loc, &mirror)){
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if (mirror != 0){
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Managed_Object_Type object_type = managed_object_get_type(app, mirror);
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if (object_type == ManagedObjectType_Memory){
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result = mirror;
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}
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else{
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managed_variable_set(app, scope, mirror_root_loc, 0);
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}
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}
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}
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return(result);
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}
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static b32
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mirror_init__inner(Application_Links *app, Buffer_ID buffer, Mirror_Flags flags, Managed_Object *mirror_object_out){
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b32 result = false;
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Managed_Scope scope = 0;
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if (buffer_get_managed_scope(app, buffer, &scope)){
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Managed_Object mirror = mirror__check_scope_for_mirror(app, scope);
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if (mirror == 0){
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mirror = alloc_managed_memory_in_scope(app, scope, sizeof(Mirror), 1);
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if (managed_variable_set(app, scope, mirror_root_loc, mirror)){
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Mirror mirror_data = {};
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mirror_data.mirror_buffer_id = buffer;
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mirror_data.mode = MirrorMode_Constructing;
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mirror_data.flags = flags;
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mirror_data.mirror_scope = create_user_managed_scope(app);
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*mirror_object_out = mirror;
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managed_object_store_data(app, mirror, 0, 1, &mirror_data);
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buffer_set_edit_handler(app, buffer, mirror_edit_handler);
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result = true;
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}
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}
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}
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return(result);
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}
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static b32
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mirror_end__inner(Application_Links *app, Managed_Object mirror){
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b32 result = false;
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Managed_Scope scope = managed_object_get_containing_scope(app, mirror);
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Managed_Object mirror_check = mirror__check_scope_for_mirror(app, scope);
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if (mirror_check == mirror){
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Mirror mirror_data = {};
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if (managed_object_load_data(app, mirror, 0, 1, &mirror_data)){
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destroy_user_managed_scope(app, mirror_data.mirror_scope);
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buffer_set_edit_handler(app, mirror_data.mirror_buffer_id, 0);
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result = true;
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}
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managed_variable_set(app, scope, mirror_root_loc, 0);
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managed_object_free(app, mirror);
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}
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return(result);
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}
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struct Mirror__Binary_Search_Result{
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b32 abutting;
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int32_t index;
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};
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static Mirror__Binary_Search_Result
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mirror__binary_search_max_point_below(Marker *ranges, int32_t target, int32_t first, int32_t one_past_last){
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Mirror__Binary_Search_Result result = {};
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result.index = -1;
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first = (first*2) - 1;
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one_past_last = one_past_last*2;
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for (;;){
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int32_t mid = (first + one_past_last)/2;
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int32_t pos = -1;
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if (mid != -1){
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Marker *marker = ranges + mid;
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pos = marker->pos;
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}
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if (pos > target){
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one_past_last = mid;
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}
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else if (pos < target){
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first = mid;
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}
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else{
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result.abutting = true;
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result.index = mid;
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break;
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}
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if (first + 1 >= one_past_last){
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result.index = first;
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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 Mirror__Binary_Search_Result
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mirror__binary_search_min_point_above(Marker *ranges, int32_t target, int32_t first, int32_t one_past_last,
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int32_t fake_index, int32_t fake_pos){
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Mirror__Binary_Search_Result result = {};
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result.index = -1;
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first = first*2;
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one_past_last = (one_past_last*2) + 1;
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for (;;){
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int32_t mid = (first + one_past_last - 1)/2;
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int32_t pos = fake_pos;
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if (mid != fake_index){
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Marker *marker = ranges + mid;
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pos = marker->pos;
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}
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if (pos > target){
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one_past_last = mid + 1;
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}
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else if (pos < target){
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first = mid + 1;
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}
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else{
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result.abutting = true;
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result.index = mid;
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break;
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}
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if (first + 1 >= one_past_last){
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result.index = first;
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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 Mirror_Hot
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mirror__hot_from_data(Application_Links *app, Arena *arena, Mirror mirror_data){
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Mirror_Hot result = {};
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Mirror_Hot mirror_hot = {};
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mirror_hot.count = mirror_data.count;
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mirror_hot.source_buffer_ids = push_array(arena, Buffer_ID, mirror_hot.count);
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mirror_hot.mirror_ranges = push_array(arena, Marker, (mirror_hot.count)*2);
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mirror_hot.source_ranges = push_array(arena, Managed_Object, mirror_hot.count);
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if (managed_object_load_data(app, mirror_data.source_buffer_ids, 0, mirror_hot.count, mirror_hot.source_buffer_ids) &&
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managed_object_load_data(app, mirror_data.mirror_ranges, 0, mirror_hot.count*2, mirror_hot.mirror_ranges) &&
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managed_object_load_data(app, mirror_data.source_ranges, 0, mirror_hot.count, mirror_hot.source_ranges)){
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result = mirror_hot;
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}
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return(result);
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}
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static b32
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mirror__min_max_point_indices_not_intersecting(int32_t above_point, int32_t below_point, int32_t *range_index_out){
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b32 result = false;
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if (below_point < above_point && (above_point%2) == 0 && ((below_point + 2)%2) == 1){
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*range_index_out = above_point/2;
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result = true;
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}
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return(result);
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}
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static b32
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mirror__min_max_point_indices_contained(int32_t above_point, int32_t below_point, int32_t *range_index_out){
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b32 result = false;
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if (below_point < above_point && (above_point%2) == 1 && ((below_point + 2)%2) == 0){
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*range_index_out = above_point/2;
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result = true;
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}
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return(result);
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}
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struct Mirror__Check_Range_Result{
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b32 passed_checks;
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int32_t insert_index;
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};
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static Mirror__Check_Range_Result
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mirror__check_range_to_add(Application_Links *app, Arena *scratch, int32_t mirror_first, int32_t source_first, int32_t length,
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Buffer_Summary *source_buffer, Buffer_Summary *mirror_buffer, Mirror_Hot *mirror_hot,
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int32_t collidable_indices_first, b32 auto_trust_text){
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// check the new range for the following rules and determine the insert index
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Mirror__Check_Range_Result result = {};
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result.insert_index = -1;
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// 1. the source range must be entirely contained in the source buffer and
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// the mirror range must be entirely contained in the mirror buffer
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int32_t source_one_past_last = source_first + length;
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int32_t mirror_one_past_last = mirror_first + length;
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if (0 <= source_first && source_one_past_last <= source_buffer->size &&
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0 <= mirror_first && mirror_one_past_last <= mirror_buffer->size){
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// 2. the mirror range must not overlap or abut any existing mirror ranges
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b32 independent_range = false;
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if (mirror_hot->count == 0){
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independent_range = true;
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result.insert_index = 0;
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}
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else{
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int32_t fake_index = mirror_hot->count*2;
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int32_t fake_pos = mirror_buffer->size + 1;
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Mirror__Binary_Search_Result above_point = mirror__binary_search_min_point_above(mirror_hot->mirror_ranges, mirror_first,
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collidable_indices_first, mirror_hot->count,
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fake_index, fake_pos);
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Mirror__Binary_Search_Result below_point = {};
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if (!above_point.abutting){
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below_point = mirror__binary_search_max_point_below(mirror_hot->mirror_ranges, mirror_first,
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collidable_indices_first, mirror_hot->count);
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if (!below_point.abutting){
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if (mirror__min_max_point_indices_not_intersecting(above_point.index, below_point.index, &result.insert_index)){
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independent_range = true;
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Assert(0 <= result.insert_index && result.insert_index <= mirror_hot->count);
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}
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}
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}
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}
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if (independent_range){
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// 3. the text in the source range must exactly match the text in the mirror range
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if (auto_trust_text){
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result.passed_checks = true;
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}
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else{
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char *buffer_1 = push_array(scratch, char, length);
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char *buffer_2 = push_array(scratch, char, length);
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if (buffer_read_range(app, source_buffer->buffer_id, source_first, source_first + length, buffer_1)){
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if (buffer_read_range(app, mirror_buffer->buffer_id, mirror_first, mirror_first + length, buffer_2)){
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if (memcmp(buffer_1, buffer_2, length) == 0){
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result.passed_checks = true;
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}
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}
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}
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}
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}
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}
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return(result);
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}
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static b32
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mirror_add_range__inner_check_optimization(Application_Links *app, Managed_Object mirror, Buffer_ID source,
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int32_t mirror_first, int32_t source_first, int32_t length,
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int32_t collidable_indices_first, b32 auto_trust_text, int32_t *insert_index_out){
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b32 result = false;
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if (length > 0){
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Buffer_Summary source_buffer = {};
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if (get_buffer_summary(app, source, AccessAll, &source_buffer)){
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Managed_Scope scope = managed_object_get_containing_scope(app, mirror);
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Managed_Object mirror_check = mirror__check_scope_for_mirror(app, scope);
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if (mirror_check == mirror){
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Mirror mirror_data = {};
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if (managed_object_load_data(app, mirror, 0, 1, &mirror_data)){
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Buffer_Summary mirror_buffer = {};
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Buffer_ID mirror_id = mirror_data.mirror_buffer_id;
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if (get_buffer_summary(app, mirror_id, AccessAll, &mirror_buffer)){
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Arena arena = make_arena(app, (8 << 10));
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// read mirror data into hot structure
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Mirror_Hot mirror_hot = {};
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mirror_hot.count = mirror_data.count;
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mirror_hot.source_buffer_ids = push_array(&arena, Buffer_ID, mirror_hot.count);
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mirror_hot.mirror_ranges = push_array(&arena, Marker, (mirror_hot.count)*2);
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mirror_hot.source_ranges = push_array(&arena, Managed_Object, mirror_hot.count);
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b32 load_success = false;
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if (mirror_hot.count == 0){
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load_success = true;
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}
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else{
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load_success = (managed_object_load_data(app, mirror_data.source_buffer_ids, 0, mirror_hot.count , mirror_hot.source_buffer_ids) &&
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managed_object_load_data(app, mirror_data.mirror_ranges , 0, mirror_hot.count*2, mirror_hot.mirror_ranges ) &&
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managed_object_load_data(app, mirror_data.source_ranges , 0, mirror_hot.count , mirror_hot.source_ranges ));
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}
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if (load_success){
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Mirror__Check_Range_Result check = mirror__check_range_to_add(app, &arena, mirror_first, source_first, length,
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&source_buffer, &mirror_buffer, &mirror_hot,
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collidable_indices_first, auto_trust_text);
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if (check.passed_checks){
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// insert the new range at the insert index
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b32 r = true;
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int32_t insert_index = check.insert_index;
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*insert_index_out = insert_index;
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Marker mirror_range[2] = {};
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mirror_range[0].pos = mirror_first;
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mirror_range[0].lean_right = false;
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mirror_range[1].pos = mirror_first + length;
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mirror_range[1].lean_right = true;
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Marker source_range[2] = {};
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source_range[0].pos = source_first;
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source_range[0].lean_right = false;
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source_range[1].pos = source_first + length;
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source_range[1].lean_right = true;
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Managed_Scope scopes[3] = {};
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scopes[0] = scope;
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scopes[1] = mirror_data.mirror_scope;
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buffer_get_managed_scope(app, source, &scopes[2]);
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Managed_Scope source_sub_scope = get_managed_scope_with_multiple_dependencies(app, scopes, 3);
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Managed_Object new_source_range = alloc_buffer_markers_on_buffer(app, source, 2, &source_sub_scope);
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r = r && managed_object_store_data(app, new_source_range, 0, 2, &source_range);
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if (mirror_data.count + 1 > mirror_data.max){
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if (mirror_data.count != 0){
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r = r && managed_object_free(app, mirror_data.source_buffer_ids);
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r = r && managed_object_free(app, mirror_data.mirror_ranges);
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r = r && managed_object_free(app, mirror_data.source_ranges);
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}
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Managed_Scope mirror_sub_scope = get_managed_scope_with_multiple_dependencies(app, scopes, 2);
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int32_t new_max = 256;
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if (new_max <= mirror_data.max){
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new_max = mirror_data.max*2;
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}
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mirror_data.source_buffer_ids = alloc_managed_memory_in_scope(app, mirror_sub_scope, sizeof(Buffer_ID), new_max);
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mirror_data.mirror_ranges = alloc_buffer_markers_on_buffer(app, mirror_id, new_max*2, &mirror_sub_scope);
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mirror_data.source_ranges = alloc_managed_memory_in_scope(app, mirror_sub_scope, sizeof(Managed_Object), new_max);
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mirror_data.max = new_max;
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// head ranges
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int32_t head_count = insert_index;
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if (head_count > 0){
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r = r && managed_object_store_data(app, mirror_data.source_buffer_ids, 0, head_count , mirror_hot.source_buffer_ids);
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r = r && managed_object_store_data(app, mirror_data.mirror_ranges , 0, head_count*2, mirror_hot.mirror_ranges );
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r = r && managed_object_store_data(app, mirror_data.source_ranges , 0, head_count , mirror_hot.source_ranges );
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}
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}
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// tail ranges
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int32_t tail_count = mirror_hot.count - insert_index;
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if (tail_count > 0){
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int32_t to = insert_index + 1;
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int32_t from = insert_index;
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r = r && managed_object_store_data(app, mirror_data.source_buffer_ids, to , tail_count , mirror_hot.source_buffer_ids + from);
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r = r && managed_object_store_data(app, mirror_data.mirror_ranges , to*2, tail_count*2, mirror_hot.mirror_ranges + from*2 );
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r = r && managed_object_store_data(app, mirror_data.source_ranges , to , tail_count , mirror_hot.source_ranges + from );
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}
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// new range
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r = r && managed_object_store_data(app, mirror_data.source_buffer_ids, insert_index , 1, &source );
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r = r && managed_object_store_data(app, mirror_data.mirror_ranges , insert_index*2, 2, mirror_range );
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r = r && managed_object_store_data(app, mirror_data.source_ranges , insert_index , 1, &new_source_range);
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mirror_data.count += 1;
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managed_object_store_data(app, mirror, 0, 1, &mirror_data);
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result = r;
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}
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}
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arena_release_all(&arena);
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}
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}
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}
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}
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}
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return(result);
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}
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static b32
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mirror_add_range__inner(Application_Links *app, Managed_Object mirror, Buffer_ID source,
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int32_t mirror_first, int32_t source_first, int32_t length){
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int32_t ignore = 0;
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return(mirror_add_range__inner_check_optimization(app, mirror, source, mirror_first, source_first, length, 0, false, &ignore));
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}
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static b32
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mirror_set_mode__inner(Application_Links *app, Managed_Object mirror, Mirror_Mode mode){
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b32 result = false;
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Managed_Scope scope = managed_object_get_containing_scope(app, mirror);
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Managed_Object mirror_check = mirror__check_scope_for_mirror(app, scope);
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if (mirror_check == mirror){
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Mirror mirror_data = {};
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if (managed_object_load_data(app, mirror, 0, 1, &mirror_data)){
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mirror_data.mode = mode;
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if (managed_object_store_data(app, mirror, 0, 1, &mirror_data)){
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result = true;
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}
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}
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}
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return(result);
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}
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static b32
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mirror_get_mode__inner(Application_Links *app, Managed_Object mirror, Mirror_Mode *mode_out){
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b32 result = false;
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Managed_Scope scope = managed_object_get_containing_scope(app, mirror);
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Managed_Object mirror_check = mirror__check_scope_for_mirror(app, scope);
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if (mirror_check == mirror){
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Mirror mirror_data = {};
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if (managed_object_load_data(app, mirror, 0, 1, &mirror_data)){
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*mode_out = mirror_data.mode;
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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 b32
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mirror_set_flags__inner(Application_Links *app, Managed_Object mirror, Mirror_Flags flags){
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b32 result = false;
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Managed_Scope scope = managed_object_get_containing_scope(app, mirror);
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Managed_Object mirror_check = mirror__check_scope_for_mirror(app, scope);
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if (mirror_check == mirror){
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Mirror mirror_data = {};
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if (managed_object_load_data(app, mirror, 0, 1, &mirror_data)){
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mirror_data.flags = flags;
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if (managed_object_store_data(app, mirror, 0, 1, &mirror_data)){
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result = true;
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}
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}
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}
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return(result);
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}
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static b32
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mirror_get_flags__inner(Application_Links *app, Managed_Object mirror, Mirror_Flags *flags_out){
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|
b32 result = false;
|
|
Managed_Scope scope = managed_object_get_containing_scope(app, mirror);
|
|
Managed_Object mirror_check = mirror__check_scope_for_mirror(app, scope);
|
|
if (mirror_check == mirror){
|
|
Mirror mirror_data = {};
|
|
if (managed_object_load_data(app, mirror, 0, 1, &mirror_data)){
|
|
*flags_out = mirror_data.flags;
|
|
result = true;
|
|
}
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
////////////////////////////////
|
|
|
|
static b32
|
|
mirror_init(Application_Links *app, Buffer_ID buffer, Mirror_Flags flags, Managed_Object *mirror_object_out){
|
|
mirror__global_init(app);
|
|
return(mirror_init__inner(app, buffer, flags, mirror_object_out));
|
|
}
|
|
|
|
static b32
|
|
mirror_end(Application_Links *app, Managed_Object mirror){
|
|
mirror__global_init(app);
|
|
return(mirror_end__inner(app, mirror));
|
|
}
|
|
|
|
static b32
|
|
mirror_add_range(Application_Links *app, Managed_Object mirror, Buffer_ID source,
|
|
int32_t mirror_first, int32_t source_first, int32_t length){
|
|
mirror__global_init(app);
|
|
return(mirror_add_range__inner(app, mirror, source, mirror_first, source_first, length));
|
|
}
|
|
|
|
static b32
|
|
mirror_set_mode(Application_Links *app, Managed_Object mirror, Mirror_Mode mode){
|
|
mirror__global_init(app);
|
|
return(mirror_set_mode__inner(app, mirror, mode));
|
|
}
|
|
|
|
static b32
|
|
mirror_get_mode(Application_Links *app, Managed_Object mirror, Mirror_Mode *mode_out){
|
|
mirror__global_init(app);
|
|
return(mirror_get_mode__inner(app, mirror, mode_out));
|
|
}
|
|
|
|
static b32
|
|
mirror_set_flags(Application_Links *app, Managed_Object mirror, Mirror_Flags flags){
|
|
mirror__global_init(app);
|
|
return(mirror_set_flags__inner(app, mirror, flags));
|
|
}
|
|
|
|
static b32
|
|
mirror_get_flags(Application_Links *app, Managed_Object mirror, Mirror_Flags *flags_out){
|
|
mirror__global_init(app);
|
|
return(mirror_get_flags__inner(app, mirror, flags_out));
|
|
}
|
|
|
|
////////////////////////////////
|
|
|
|
static b32
|
|
mirror_buffer_create(Application_Links *app, String buffer_name, Mirror_Flags flags, Buffer_ID *mirror_buffer_id_out){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
Buffer_ID new_buffer = 0;
|
|
if (!get_buffer_by_name(app, buffer_name, AccessAll, &new_buffer)){
|
|
if (new_buffer == 0){
|
|
if (create_buffer(app, buffer_name, BufferCreate_NeverAttachToFile|BufferCreate_AlwaysNew, &new_buffer)){
|
|
Managed_Object ignore_object = 0;
|
|
if (mirror_init__inner(app, new_buffer, flags, &ignore_object)){
|
|
*mirror_buffer_id_out = new_buffer;
|
|
result = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return(false);
|
|
}
|
|
|
|
static Managed_Scope
|
|
mirror__buffer_to_object(Application_Links *app, Buffer_ID buffer){
|
|
Managed_Object result = 0;
|
|
Managed_Scope scope = 0;
|
|
if (buffer_get_managed_scope(app, buffer, &scope)){
|
|
result = mirror__check_scope_for_mirror(app, scope);
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
static b32
|
|
mirror_buffer_end(Application_Links *app, Buffer_ID mirror){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
Managed_Object mirror_object = mirror__buffer_to_object(app, mirror);
|
|
if (mirror_object != 0){
|
|
result = mirror_end__inner(app, mirror_object);
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
static b32
|
|
mirror_buffer_add_range_exact(Application_Links *app, Buffer_ID mirror, Buffer_ID source,
|
|
int32_t mirror_first, int32_t source_first, int32_t length){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
Managed_Object mirror_object = mirror__buffer_to_object(app, mirror);
|
|
if (mirror_object != 0){
|
|
result = mirror_add_range__inner(app, mirror_object, source, mirror_first, source_first, length);
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
static int32_t
|
|
mirror__range_loose_get_length(Application_Links *app, Buffer_ID mirror, Buffer_ID source,
|
|
int32_t mirror_first, int32_t source_first, int32_t max_length){
|
|
int32_t result = 0;
|
|
Arena arena = make_arena(app, (8 << 10));
|
|
char *buffer_1 = push_array(&arena, char, max_length);
|
|
char *buffer_2 = push_array(&arena, char, max_length);
|
|
if (buffer_read_range(app, source, source_first, source_first + max_length, buffer_1)){
|
|
if (buffer_read_range(app, mirror, mirror_first, mirror_first + max_length, buffer_2)){
|
|
for (; result < max_length;
|
|
result += 1){
|
|
if (buffer_1[result] != buffer_2[result]){
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
arena_release_all(&arena);
|
|
return(result);
|
|
}
|
|
|
|
static b32
|
|
mirror_buffer_add_range_loose(Application_Links *app, Buffer_ID mirror, Buffer_ID source,
|
|
int32_t mirror_first, int32_t source_first, int32_t max_length){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
int32_t length = mirror__range_loose_get_length(app, mirror, source, mirror_first, source_first, max_length);
|
|
if (length > 0){
|
|
Managed_Object mirror_object = mirror__buffer_to_object(app, mirror);
|
|
if (mirror_object != 0){
|
|
result = mirror_add_range__inner(app, mirror_object, source, mirror_first, source_first, length);
|
|
}
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
static b32
|
|
mirror_buffer_insert_range(Application_Links *app, Buffer_ID mirror, Buffer_ID source,
|
|
int32_t mirror_insert_pos, int32_t source_first, int32_t length){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
Managed_Object mirror_object = mirror__buffer_to_object(app, mirror);
|
|
if (mirror_object != 0){
|
|
Mirror_Mode mode = 0;
|
|
if (mirror_get_mode__inner(app, mirror_object, &mode)){
|
|
if (mode == MirrorMode_Constructing){
|
|
b32 did_insert = false;
|
|
{
|
|
Arena arena = make_arena(app, (8 << 10));
|
|
char *buffer = push_array(&arena, char, length);
|
|
if (buffer_read_range(app, source, source_first, source_first + length, buffer)){
|
|
String string = make_string(buffer, length);
|
|
if (buffer_replace_range(app, mirror, mirror_insert_pos, mirror_insert_pos, string)){
|
|
did_insert = true;
|
|
}
|
|
}
|
|
arena_release_all(&arena);
|
|
}
|
|
if (did_insert){
|
|
result = mirror_add_range__inner(app, mirror_object, source, mirror_insert_pos, source_first, length);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
static b32
|
|
mirror_buffer_set_mode(Application_Links *app, Buffer_ID mirror, Mirror_Mode mode){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
Managed_Object mirror_object = mirror__buffer_to_object(app, mirror);
|
|
if (mirror_object != 0){
|
|
result = mirror_set_mode__inner(app, mirror_object, mode);
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
static b32
|
|
mirror_buffer_get_mode(Application_Links *app, Buffer_ID mirror, Mirror_Mode *mode_out){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
Managed_Object mirror_object = mirror__buffer_to_object(app, mirror);
|
|
if (mirror_object != 0){
|
|
result = mirror_get_mode__inner(app, mirror_object, mode_out);
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
static b32
|
|
mirror_buffer_set_flags(Application_Links *app, Buffer_ID mirror, Mirror_Flags flags){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
Managed_Object mirror_object = mirror__buffer_to_object(app, mirror);
|
|
if (mirror_object != 0){
|
|
result = mirror_set_flags__inner(app, mirror_object, flags);
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
static b32
|
|
mirror_buffer_get_flags(Application_Links *app, Buffer_ID mirror, Mirror_Flags *flags_out){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
Managed_Object mirror_object = mirror__buffer_to_object(app, mirror);
|
|
if (mirror_object != 0){
|
|
result = mirror_get_flags__inner(app, mirror_object, flags_out);
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
static b32
|
|
mirror_buffer_refresh(Application_Links *app, Buffer_ID mirror){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
Managed_Object mirror_object = mirror__buffer_to_object(app, mirror);
|
|
if (mirror_object != 0){
|
|
// TODO(allen):
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
static void
|
|
mirror_quick_sort_mirror_ranges(Mirror_Range *ranges, int32_t first, int32_t one_past_last){
|
|
int32_t last = one_past_last - 1;
|
|
if (first < last){
|
|
int32_t pivot_mirror_first = ranges[last].mirror_first;
|
|
int32_t j = first;
|
|
for (int32_t i = first; i < last; i += 1){
|
|
int32_t mirror_first = ranges[i].mirror_first;
|
|
if (mirror_first < pivot_mirror_first){
|
|
if (j < i){
|
|
Mirror_Range t = ranges[i];
|
|
ranges[i] = ranges[j];
|
|
ranges[j] = t;
|
|
}
|
|
j += 1;
|
|
}
|
|
}
|
|
{
|
|
Mirror_Range t = ranges[last];
|
|
ranges[last] = ranges[j];
|
|
ranges[j] = t;
|
|
}
|
|
int32_t pivot = j;
|
|
mirror_quick_sort_mirror_ranges(ranges, first, pivot);
|
|
mirror_quick_sort_mirror_ranges(ranges, pivot + 1, one_past_last);
|
|
}
|
|
}
|
|
|
|
static b32
|
|
mirror__check_range_array_sorting(Mirror_Range *ranges, int32_t count){
|
|
b32 result = true;
|
|
int32_t prev_pos = -1;
|
|
for (int32_t i = 0; i < count; i += 1){
|
|
int32_t first = ranges[i].mirror_first;
|
|
int32_t one_past_last = first + ranges[i].length;
|
|
if (prev_pos < first && first <= one_past_last){
|
|
prev_pos = one_past_last;
|
|
}
|
|
else{
|
|
result = false;
|
|
break;
|
|
}
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
static b32
|
|
mirror_buffer_add_range_exact_array(Application_Links *app, Buffer_ID mirror, Mirror_Range *ranges, int32_t count){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
Managed_Object mirror_object = mirror__buffer_to_object(app, mirror);
|
|
if (mirror_object != 0){
|
|
if (mirror__check_range_array_sorting(ranges, count)){
|
|
b32 r = true;
|
|
Mirror_Range *range = ranges;
|
|
int32_t safe_to_ignore_index = 0;
|
|
for (int32_t i = 0; i < count; i += 1, range += 1){
|
|
int32_t new_range_index = 0;
|
|
if (range->length > 0){
|
|
if (!mirror_add_range__inner_check_optimization(app, mirror_object, range->source_buffer_id,
|
|
range->mirror_first, range->source_first, range->length,
|
|
safe_to_ignore_index, false, &new_range_index)){
|
|
r = false;
|
|
}
|
|
else{
|
|
safe_to_ignore_index = new_range_index + 1;
|
|
}
|
|
}
|
|
}
|
|
result = r;
|
|
}
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
static b32
|
|
mirror_buffer_add_range_loose_array(Application_Links *app, Buffer_ID mirror, Mirror_Range *ranges, int32_t count){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
Managed_Object mirror_object = mirror__buffer_to_object(app, mirror);
|
|
if (mirror_object != 0){
|
|
{
|
|
Mirror_Range *range = ranges;
|
|
for (int32_t i = 0; i < count; i += 1, range += 1){
|
|
range->length = mirror__range_loose_get_length(app, mirror, range->source_buffer_id, range->mirror_first, range->source_first, range->length);
|
|
}
|
|
}
|
|
if (mirror__check_range_array_sorting(ranges, count)){
|
|
b32 r = true;
|
|
Mirror_Range *range = ranges;
|
|
int32_t safe_to_ignore_index = 0;
|
|
for (int32_t i = 0; i < count; i += 1, range += 1){
|
|
int32_t new_range_index = 0;
|
|
if (range->length > 0){
|
|
if (!mirror_add_range__inner_check_optimization(app, mirror_object, range->source_buffer_id,
|
|
range->mirror_first, range->source_first, range->length,
|
|
safe_to_ignore_index, false, &new_range_index)){
|
|
r = false;
|
|
}
|
|
else{
|
|
safe_to_ignore_index = new_range_index + 1;
|
|
}
|
|
}
|
|
}
|
|
result = r;
|
|
}
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
static b32
|
|
mirror_buffer_insert_range_array(Application_Links *app, Buffer_ID mirror, Mirror_Range *ranges, int32_t count){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
Managed_Object mirror_object = mirror__buffer_to_object(app, mirror);
|
|
if (mirror_object != 0){
|
|
Mirror_Mode mode = 0;
|
|
if (mirror_get_mode__inner(app, mirror_object, &mode)){
|
|
if (mode == MirrorMode_Constructing){
|
|
if (mirror__check_range_array_sorting(ranges, count)){
|
|
b32 r = true;
|
|
Mirror_Range *range = ranges;
|
|
int32_t safe_to_ignore_index = 0;
|
|
int32_t total_shift = 0;
|
|
Arena arena = make_arena(app, (8 << 10));
|
|
for (int32_t i = 0; i < count; i += 1, range += 1){
|
|
int32_t mirror_first = range->mirror_first + total_shift;
|
|
b32 did_insert = false;
|
|
{
|
|
Temp_Memory_Arena temp = begin_temp_memory(&arena);
|
|
char *buffer = push_array(&arena, char, range->length);
|
|
if (buffer_read_range(app, range->source_buffer_id, range->source_first, range->source_first + range->length, buffer)){
|
|
String string = make_string(buffer, range->length);
|
|
if (buffer_replace_range(app, mirror, mirror_first, mirror_first, string)){
|
|
did_insert = true;
|
|
}
|
|
}
|
|
end_temp_memory(temp);
|
|
}
|
|
int32_t new_range_index = 0;
|
|
if (range->length > 0){
|
|
if (!mirror_add_range__inner_check_optimization(app, mirror_object, range->source_buffer_id,
|
|
mirror_first, range->source_first, range->length,
|
|
safe_to_ignore_index, false, &new_range_index)){
|
|
r = false;
|
|
}
|
|
else{
|
|
safe_to_ignore_index = new_range_index + 1;
|
|
}
|
|
}
|
|
total_shift += range->length;
|
|
}
|
|
arena_release_all(&arena);
|
|
result = r;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
////////////////////////////////
|
|
|
|
static b32
|
|
mirror_edit_handler(Application_Links *app, Buffer_ID buffer_id, int32_t first, int32_t one_past_last, String text){
|
|
mirror__global_init(app);
|
|
b32 result = false;
|
|
Buffer_Summary mirror_buffer = {};
|
|
if (get_buffer_summary(app, buffer_id, AccessAll, &mirror_buffer)){
|
|
Managed_Object mirror = mirror__buffer_to_object(app, buffer_id);
|
|
if (mirror != 0){
|
|
Mirror_Mode mode = 0;
|
|
if (mirror_get_mode__inner(app, mirror, &mode)){
|
|
Mirror mirror_data = {};
|
|
if (managed_object_load_data(app, mirror, 0, 1, &mirror_data)){
|
|
Arena arena = make_arena(app, (8 << 10));
|
|
|
|
Mirror_Hot mirror_hot = mirror__hot_from_data(app, &arena, mirror_data);
|
|
switch (mode){
|
|
case MirrorMode_Constructing:
|
|
{
|
|
b32 unreflected_range = false;
|
|
if (mirror_hot.count == 0){
|
|
unreflected_range = true;
|
|
}
|
|
else{
|
|
int32_t fake_index = mirror_hot.count*2;
|
|
int32_t fake_pos = mirror_buffer.size + 1;
|
|
Mirror__Binary_Search_Result above_point = mirror__binary_search_min_point_above(mirror_hot.mirror_ranges, first,
|
|
0, mirror_hot.count,
|
|
fake_index, fake_pos);
|
|
Mirror__Binary_Search_Result below_point = mirror__binary_search_max_point_below(mirror_hot.mirror_ranges, one_past_last,
|
|
0, mirror_hot.count);
|
|
int32_t ignore = 0;
|
|
if (mirror__min_max_point_indices_not_intersecting(above_point.index, below_point.index, &ignore)){
|
|
unreflected_range = true;
|
|
}
|
|
}
|
|
|
|
if (unreflected_range){
|
|
result = buffer_replace_range(app, buffer_id, first, one_past_last, text);
|
|
}
|
|
}break;
|
|
|
|
case MirrorMode_Reflecting:
|
|
{
|
|
b32 newlines_are_jumps = ((mirror_data.flags & MirrorFlag_NewlinesAreJumps) != 0);
|
|
|
|
b32 blocked = false;
|
|
if (newlines_are_jumps){
|
|
if (has_substr(text, make_lit_string("\n"))){
|
|
blocked = true;
|
|
}
|
|
if (match(text, "\n")){
|
|
User_Input in = get_command_input(app);
|
|
if (in.key.modifiers[MDFR_SHIFT_INDEX]){
|
|
goto_jump_at_cursor_same_panel_sticky(app);
|
|
}
|
|
else{
|
|
goto_jump_at_cursor_sticky(app);
|
|
}
|
|
lock_jump_buffer(app, buffer_id);
|
|
}
|
|
}
|
|
|
|
if (!blocked){
|
|
b32 reflected_range = false;
|
|
int32_t range_index = 0;
|
|
if (mirror_hot.count > 0){
|
|
int32_t fake_index = mirror_hot.count*2;
|
|
int32_t fake_pos = mirror_buffer.size + 1;
|
|
Mirror__Binary_Search_Result above_point = mirror__binary_search_min_point_above(mirror_hot.mirror_ranges, first,
|
|
0, mirror_hot.count,
|
|
fake_index, fake_pos);
|
|
Mirror__Binary_Search_Result below_point = mirror__binary_search_max_point_below(mirror_hot.mirror_ranges, one_past_last,
|
|
0, mirror_hot.count);
|
|
if (mirror__min_max_point_indices_contained(above_point.index, below_point.index, &range_index)){
|
|
reflected_range = true;
|
|
}
|
|
}
|
|
|
|
if (reflected_range){
|
|
// check that the range_index is valid and get source if it is
|
|
Managed_Object source_range_object = mirror_hot.source_ranges[range_index];
|
|
if (managed_object_get_type(app, source_range_object) == ManagedObjectType_Markers){
|
|
Buffer_ID source = mirror_hot.source_buffer_ids[range_index];
|
|
Marker *mirror_range = mirror_hot.mirror_ranges + range_index*2;
|
|
Marker source_range[2];
|
|
if (managed_object_load_data(app, source_range_object, 0, 2, source_range)){
|
|
int32_t base_source_first = source_range[0].pos;
|
|
//int32_t base_source_one_past_last = source_range[1].pos;
|
|
|
|
int32_t base_mirror_first = mirror_range[0].pos;
|
|
//int32_t base_mirror_one_past_last = mirror_range[1].pos;
|
|
|
|
int32_t source_first = base_source_first + (first - base_mirror_first);
|
|
int32_t source_one_past_last = source_first + (one_past_last - first);
|
|
|
|
global_history_edit_group_begin(app);
|
|
if (buffer_replace_range(app, source, source_first, source_one_past_last, text)){
|
|
result = buffer_replace_range(app, buffer_id, first, one_past_last, text);
|
|
}
|
|
global_history_edit_group_end(app);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}break;
|
|
}
|
|
|
|
arena_release_all(&arena);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return(result);
|
|
}
|
|
|
|
// BOTTOM
|
|
|