+++ /dev/null
-/* Copyright (C) 2021-2022 Harry Godden (hgn) - All Rights Reserved */
-
-#ifndef VG_CONSOLE_H
-#define VG_CONSOLE_H
-
-#include "vg/vg_ui.h"
-#include "vg/vg_log.h"
-
-
-struct vg_console
-{
- struct vg_convar
- {
- void *data;
- void (*update)(void);
- const char *name;
-
- enum vg_convar_dtype
- {
- k_convar_dtype_i32,
- k_convar_dtype_u32,
- k_convar_dtype_f32
- }
- data_type;
-
- union
- {
- struct
- {
- int min, max, clamp;
- }
- opt_i32;
-
- struct
- {
- float min, max;
- int clamp;
- }
- opt_f32;
- };
-
- int persistent; /* Should this var be stored to cfg/auto.conf? */
- }
- *convars;
-
- struct vg_cmd
- {
- int (*function)( int argc, char const *argv[] );
- const char *name;
- }
- *functions;
-
- char input[96];
- int cursor_user, cursor_pos, string_length;
-
- char history[32][96];
- int history_last, history_pos, history_count;
-
- int enabled;
- int scale;
-}
-vg_console = { .scale = 1 };
-
-static void vg_convar_push( struct vg_convar cv );
-static void vg_function_push( struct vg_cmd cmd );
-
-static void vg_console_draw( void );
-void vg_console_println( const char *str );
-static int vg_console_list( int argc, char const *argv[] );
-static void vg_console_init(void);
-static void vg_console_write_persistent(void);
-static void vg_console_free(void);
-static void execute_console_input( const char *cmd );
-
-/*
- * Console interface
- */
-static void console_make_selection( int* start, int* end );
-static void console_move_cursor( int* cursor0, int* cursor1,
- int dir, int snap_together );
-static int console_makeroom( int datastart, int length );
-static int console_delete_char( int direction );
-static void console_to_clipboard(void);
-static void console_clipboard_paste(void);
-static void console_put_char( char c );
-static void console_history_get( char* buf, int entry_num );
-static void console_proc_key( GLFWwindow* ptrW, int key,
- int scancode, int action, int mods );
-static void console_proc_wchar( GLFWwindow* ptrW, u32 uWchar );
-static int vg_console_enabled(void);
-
-/*
- * Implementation
- */
-static int vg_console_enabled(void)
-{
- return vg_console.enabled;
-}
-
-static void vg_convar_push( struct vg_convar cv )
-{
- arrpush( vg_console.convars, cv );
-}
-
-static void vg_function_push( struct vg_cmd cmd )
-{
- arrpush( vg_console.functions, cmd );
-}
-
-static void vg_console_draw( void )
-{
- if( !vg_console.enabled )
- return;
-
- vg_mutex_lock( &log_print_mutex );
-
- int ptr = vg_log.buffer_line_current;
- int const fh = 14;
- int console_lines = VG_MIN( 16, vg_log.buffer_line_count );
-
- ui_global_ctx.cursor[0] = 0;
- ui_global_ctx.cursor[1] = 0;
- ui_global_ctx.cursor[3] = 16*fh*vg_console.scale;
- ui_fill_x( &ui_global_ctx );
-
- ui_new_node( &ui_global_ctx );
- {
- ui_fill_rect( &ui_global_ctx, ui_global_ctx.cursor, 0x77333333 );
-
- ui_global_ctx.cursor[3] = fh*vg_console.scale;
- ui_align_bottom( &ui_global_ctx );
-
- for( int i=0; i<console_lines; i ++ )
- {
- ptr --;
-
- if( ptr < 0 )
- ptr = vg_list_size( vg_log.buffer )-1;
-
- ui_text( &ui_global_ctx, ui_global_ctx.cursor,
- vg_log.buffer[ptr], vg_console.scale, 0 );
- ui_global_ctx.cursor[1] -= fh*vg_console.scale;
- }
-
- }
- ui_end_down( &ui_global_ctx );
-
- ui_global_ctx.cursor[1] += 2;
- ui_global_ctx.cursor[3] = fh*vg_console.scale;
-
- ui_new_node( &ui_global_ctx );
- {
- ui_fill_rect( &ui_global_ctx, ui_global_ctx.cursor, 0x77333333 );
-
- ui_text( &ui_global_ctx, ui_global_ctx.cursor,
- vg_console.input, vg_console.scale, 0 );
-
- int start = VG_MIN( vg_console.cursor_pos, vg_console.cursor_user ),
- end = VG_MAX( vg_console.cursor_pos, vg_console.cursor_user );
-
- ui_global_ctx.cursor[0] = (start * UI_GLYPH_SPACING_X * vg_console.scale);
- ui_global_ctx.cursor[2] = (start == end? 0.5f: (float)(end-start))
- * (float)UI_GLYPH_SPACING_X * (float)vg_console.scale;
-
- ui_fill_rect( &ui_global_ctx, ui_global_ctx.cursor, 0x66ffffff );
- }
- ui_end_down( &ui_global_ctx );
- vg_mutex_unlock( &log_print_mutex );
-}
-
-static int vg_console_list( int argc, char const *argv[] )
-{
- for( int i = 0; i < arrlen( vg_console.functions ); i ++ )
- {
- struct vg_cmd *cmd = &vg_console.functions[ i ];
- vg_info( "* %s\n", cmd->name );
- }
-
- vg_info( "* snowsound\n" );
-
- for( int i = 0; i < arrlen( vg_console.convars ); i ++ )
- {
- struct vg_convar *cv = &vg_console.convars[ i ];
- vg_info( "%s\n", cv->name );
- }
-
- return 0;
-}
-
-static int vg_console_chartest( int argc, char const *argv[] )
-{
-vg_info(" Copyright . . . -----, ,----- ,---. .---. " );
-vg_info(" 2021-2022 |\\ /| | / | | | | /| " );
-vg_info(" | \\ / | +-- / +----- +---' | / | " );
-vg_info(" | \\ / | | / | | \\ | / | " );
-vg_info(" | \\/ | | / | | \\ | / | " );
-vg_info(" ' ' '--' [] '----- '----- ' ' '---' "
- "SOFTWARE" );
-
- vg_info( "\"THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG\"\n" );
- vg_info( "'the quick brown fox jumps over the lazy dog'\n" );
- vg_info( ":;!@#$%^& 0123456789 +-*/=~ ()[]{}<>\n" );
- return 0;
-}
-
-static void vg_console_init(void)
-{
- vg_convar_push( (struct vg_convar)
- {
- .name = "console_scale", .data = &vg_console.scale,
- .data_type = k_convar_dtype_i32,
- .opt_i32 = { .clamp = 1, .min = 1, .max = 7 },
- .update = NULL
- });
-
- vg_function_push( (struct vg_cmd)
- {
- .name = "list",
- .function = vg_console_list
- });
-
- vg_function_push( (struct vg_cmd)
- {
- .name = "chartest",
- .function = vg_console_chartest
- });
-}
-
-static void vg_console_load_autos(void)
-{
- /* Read and exec persistent commands */
- FILE *fp = fopen( "cfg/auto.conf", "r" );
- if( fp )
- {
- char line[256];
-
- while( fgets( line, sizeof( line ), fp ) )
- {
- line[ strcspn( line, "\r\n#" ) ] = 0x00;
-
- if( line[0] != 0x00 )
- {
- execute_console_input( line );
- }
- }
-
- fclose( fp );
- }
-}
-
-static void vg_console_write_persistent(void)
-{
- FILE *fp = fopen( "cfg/auto.conf", "w" );
-
- for( int i = 0; i < arrlen( vg_console.convars ); i ++ )
- {
- struct vg_convar *cv = &vg_console.convars[i];
-
- if( cv->persistent )
- {
- switch( cv->data_type )
- {
- case k_convar_dtype_i32:
- fprintf( fp, "%s %d\n", cv->name, *(i32 *)(cv->data) );
- break;
- case k_convar_dtype_u32:
- fprintf( fp, "%s %u\n", cv->name, *(u32 *)(cv->data) );
- break;
- case k_convar_dtype_f32:
- fprintf( fp, "%s %.5f\n", cv->name, *(float *)(cv->data ) );
- break;
- }
- }
- }
-
- fclose( fp );
-}
-
-static void vg_console_free(void)
-{
- vg_console_write_persistent();
-
- arrfree( vg_console.convars );
- arrfree( vg_console.functions );
-}
-
-static void execute_console_input( const char *cmd )
-{
- char temp[512];
- char const *args[9];
- int arg_count = 0;
-
- int in_token = 0;
-
- /* Split string into tokens */
- for( int i = 0; i < vg_list_size( temp ); i ++ )
- {
- if( cmd[i] )
- {
- if( cmd[i] == ' ' || cmd[i] == '\t' )
- {
- temp[i] = '\0';
- in_token = 0;
-
- if( arg_count == vg_list_size( args ) )
- break;
- }
- else
- {
- temp[i] = cmd[i];
-
- if( !in_token )
- {
- args[ arg_count ++ ] = temp + i;
- in_token = 1;
- }
- }
- }
- else
- {
- temp[i] = '\0';
- break;
- }
- }
-
- if( arg_count == 0 )
- return;
-
- int data_int;
- float data_float;
-
- for( int i = 0; i < arrlen( vg_console.convars ); i ++ )
- {
- struct vg_convar *cv = &vg_console.convars[ i ];
- if( !strcmp( cv->name, args[0] ) )
- {
- /* Cvar Matched, try get value */
- if( arg_count >= 2 )
- {
- switch( cv->data_type )
- {
- case k_convar_dtype_u32:
- case k_convar_dtype_i32:
-
- data_int = atoi( args[1] );
-
- *((int *)cv->data) = cv->opt_i32.clamp?
- VG_MIN( VG_MAX(data_int, cv->opt_i32.min), cv->opt_i32.max ):
- data_int;
-
- break;
- case k_convar_dtype_f32:
- data_float = atof( args[1] );
- *((float *)cv->data) = cv->opt_f32.clamp?
- vg_minf( vg_maxf( data_float, cv->opt_f32.min), cv->opt_f32.max ):
- data_float;
- break;
- }
-
- if( cv->update )
- cv->update();
- }
- else
- {
- switch( cv->data_type )
- {
- case k_convar_dtype_i32:
- vg_info( "= %d\n", *((int *)cv->data) );
- break;
- case k_convar_dtype_u32:
- vg_info( "= %u\n", *((u32 *)cv->data) );
- break;
- case k_convar_dtype_f32:
- vg_info( "= %.4f\n", *((float *)cv->data) );
- break;
- }
- }
-
- return;
- }
- }
-
- /*
- * Find and excecute command
- */
- for( int i = 0; i < arrlen( vg_console.functions ); i ++ )
- {
- struct vg_cmd *cmd = &vg_console.functions[ i ];
- if( !strcmp( cmd->name, args[0] ) )
- {
- cmd->function( arg_count-1, args+1 );
- return;
- }
- }
-
- vg_error( "No command/var named '%s'. Use 'list' to view all\n", args[0] );
-}
-
-/*
- * Console Interface
- */
-static void console_make_selection( int* start, int* end )
-{
- *start = VG_MIN( vg_console.cursor_pos, vg_console.cursor_user );
- *end = VG_MAX( vg_console.cursor_pos, vg_console.cursor_user );
-}
-
-static void console_move_cursor( int* cursor0, int* cursor1,
- int dir, int snap_together )
-{
- *cursor0 = VG_MAX( 0, vg_console.cursor_user + dir );
- *cursor0 =
- VG_MIN(
- VG_MIN( vg_list_size( vg_console.input ), strlen( vg_console.input )),
- *cursor0 );
-
- if( snap_together )
- *cursor1 = *cursor0;
-}
-
-static int console_makeroom( int datastart, int length )
-{
- int move_to = VG_MIN( datastart+length, vg_list_size( vg_console.input ) );
- int move_amount = strlen( vg_console.input )-datastart;
- int move_end =
- VG_MIN( move_to+move_amount, vg_list_size( vg_console.input ) );
- move_amount = move_end-move_to;
-
- if( move_amount )
- memmove( &vg_console.input[ move_to ],
- &vg_console.input[ datastart ],
- move_end-move_to );
-
- vg_console.input[ move_end ] = '\0';
-
- return VG_MIN( length, vg_list_size( vg_console.input )-datastart );
-}
-
-static int console_delete_char( int direction )
-{
- int start, end;
- console_make_selection( &start, &end );
-
- /* There is no selection */
- if( !(end-start) )
- {
- if( direction == 1 ) end = VG_MIN( end+1, strlen( vg_console.input ) );
- else if( direction == -1 ) start = VG_MAX( start-1, 0 );
- }
-
- /* Still no selction, no need to do anything */
- if( !(end-start) )
- return start;
-
- /* Copy the end->terminator to start */
- int remaining_length = strlen( vg_console.input )+1-end;
- memmove( &vg_console.input[ start ],
- &vg_console.input[ end ],
- remaining_length );
- return start;
-}
-
-static void console_to_clipboard(void)
-{
- int start, end;
- console_make_selection( &start, &end );
- char buffer[512];
-
- if( end-start )
- {
- memcpy( buffer, &vg_console.input[ start ], end-start );
- buffer[ end-start ] = 0x00;
- glfwSetClipboardString( NULL, buffer );
- }
-}
-
-static void console_clipboard_paste(void)
-{
- int datastart = console_delete_char(0);
- const char* clipboard = glfwGetClipboardString(NULL);
- int length = strlen(clipboard);
-
- int cpylength = console_makeroom(datastart, length);
-
- memcpy( vg_console.input + datastart, clipboard, cpylength);
- console_move_cursor( &vg_console.cursor_user,
- &vg_console.cursor_pos, cpylength, 1 );
-}
-
-static void console_put_char( char c )
-{
- if( !vg_console.enabled )
- return;
-
- vg_console.cursor_user = console_delete_char(0);
-
- if( console_makeroom( vg_console.cursor_user, 1 ) )
- vg_console.input[ vg_console.cursor_user ] = c;
-
- console_move_cursor( &vg_console.cursor_user, &vg_console.cursor_pos, 1, 1 );
-}
-
-static void console_history_get( char* buf, int entry_num )
-{
- if( !vg_console.history_count )
- return;
-
- int offset = VG_MIN( entry_num, vg_console.history_count -1 ),
- pick = (vg_console.history_last - offset) %
- vg_list_size( vg_console.history );
- strcpy( buf, vg_console.history[ pick ] );
-}
-
-static void console_proc_key( GLFWwindow* ptrW, int key, int scancode,
- int action, int mods )
-{
- if( action )
- {
- int cursor_diff = vg_console.cursor_pos - vg_console.cursor_user? 0: 1;
-
- if( key == GLFW_KEY_GRAVE_ACCENT )
- {
- vg_console.enabled = !vg_console.enabled;
- return;
- }
-
- if( !vg_console.enabled )
- return;
-
- if( key == GLFW_KEY_LEFT )
- {
- if( mods & GLFW_MOD_SHIFT ) /* Receed secondary cursor */
- {
- console_move_cursor( &vg_console.cursor_user, NULL, -1, 0 );
- }
- else /* Match and receed both cursors */
- {
- console_move_cursor( &vg_console.cursor_user,
- &vg_console.cursor_pos, -cursor_diff, 1 );
- }
- }
- else if( key == GLFW_KEY_RIGHT ) /* Advance secondary cursor */
- {
- if( mods & GLFW_MOD_SHIFT )
- {
- console_move_cursor( &vg_console.cursor_user, NULL, 1, 0 );
- }
- else /* Match and advance both cursors */
- {
- console_move_cursor( &vg_console.cursor_user,
- &vg_console.cursor_pos, +cursor_diff, 1 );
- }
- }
- else if( key == GLFW_KEY_DOWN )
- {
- if( mods & GLFW_MOD_SHIFT ){}
- else
- {
- vg_console.history_pos = VG_MAX( 0, vg_console.history_pos-1 );
- console_history_get( vg_console.input, vg_console.history_pos );
- console_move_cursor( &vg_console.cursor_user,
- &vg_console.cursor_pos, vg_list_size( vg_console.input ), 1 );
- }
- }
- else if( key == GLFW_KEY_UP )
- {
- if( mods & GLFW_MOD_SHIFT ){}
- else
- {
- vg_console.history_pos = VG_MAX
- (
- 0,
- VG_MIN
- (
- vg_console.history_pos+1,
- VG_MIN
- (
- vg_list_size( vg_console.history ),
- vg_console.history_count - 1
- )
- )
- );
-
- console_history_get( vg_console.input, vg_console.history_pos );
- console_move_cursor( &vg_console.cursor_user,
- &vg_console.cursor_pos,
- vg_list_size( vg_console.input ), 1);
- }
- }
- else if( key == GLFW_KEY_BACKSPACE ) /* Lookback delete */
- {
- vg_console.cursor_user = console_delete_char( -1 );
- vg_console.cursor_pos = vg_console.cursor_user;
- }
- else if( key == GLFW_KEY_DELETE ) /* Lookforward delete */
- {
- vg_console.cursor_user = console_delete_char( 1 );
- vg_console.cursor_pos = vg_console.cursor_user;
- }
- else if( key == GLFW_KEY_HOME ) /* Home key */
- {
- if( mods & GLFW_MOD_SHIFT )
- console_move_cursor( &vg_console.cursor_user, NULL, -10000, 0 );
- else
- console_move_cursor( &vg_console.cursor_user,
- &vg_console.cursor_pos, -10000, 1 );
- }
- else if( key == GLFW_KEY_END ) /* End key */
- {
- if( mods & GLFW_MOD_SHIFT )
- console_move_cursor( &vg_console.cursor_user, NULL, 10000, 0 );
- else
- console_move_cursor( &vg_console.cursor_user,
- &vg_console.cursor_pos,
- vg_list_size( vg_console.input ), 1 );
- }
- else if( key == GLFW_KEY_A )
- {
- if( mods & GLFW_MOD_CONTROL ) /* Select all */
- {
- console_move_cursor( &vg_console.cursor_user, NULL, 10000, 0);
- console_move_cursor( &vg_console.cursor_pos, NULL, -10000, 0);
- }
- }
- else if( key == GLFW_KEY_C ) /* Copy */
- {
- if( mods & GLFW_MOD_CONTROL )
- {
- console_to_clipboard();
- }
- }
- else if( key == GLFW_KEY_X ) /* Cut */
- {
- if( mods & GLFW_MOD_CONTROL )
- {
- console_to_clipboard();
- vg_console.cursor_user = console_delete_char(0);
- vg_console.cursor_pos = vg_console.cursor_user;
- }
- }
- else if( key == GLFW_KEY_V ) /* Paste */
- {
- if( mods & GLFW_MOD_CONTROL )
- {
- console_clipboard_paste();
- }
- }
- else if( key == GLFW_KEY_ENTER )
- {
- if( !strlen( vg_console.input ) )
- return;
-
- vg_info( "%s\n", vg_console.input );
-
- if( strcmp( vg_console.input,
- vg_console.history[ vg_console.history_last ]) )
- {
- vg_console.history_last = ( vg_console.history_last + 1) %
- vg_list_size(vg_console.history );
- vg_console.history_count =
- VG_MIN( vg_list_size( vg_console.history ),
- vg_console.history_count + 1 );
- strcpy( vg_console.history[ vg_console.history_last ],
- vg_console.input );
- }
-
- vg_console.history_pos = -1;
- execute_console_input( vg_console.input );
- console_move_cursor( &vg_console.cursor_user,
- &vg_console.cursor_pos, -10000, 1 );
- vg_console.input[0] = '\0';
- }
- }
-}
-
-/* Handle an OS based input of UTF32 character from the keyboard or such */
-static void console_proc_wchar( GLFWwindow* ptrW, u32 uWchar )
-{
- if( uWchar <= 0x7F && (char)uWchar != 0x60)
- {
- console_put_char((char)uWchar);
- }
-}
-
-#endif /* VG_CONSOLE_H */
projects / vg.git / blobdiff