Bruce/btui
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added box drawing.

Browse Source
This commit is contained in:
Bruce Hill 2020-04-19 01:34:22 -07:00
parent f4fa1fd20d
commit 5f3adede3f
4 changed files with 135 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
C/test.c
View File

@ -6,16 +6,21 @@ int main(void)
btui_t *bt = btui_enable();
if (!bt) return 1;
int done = 0;
int x = 0, y = 0;
int x = 1, y = 1;
while (!done) {
const char *title = "BTUI C Demo";
btui_set_attributes(bt, BTUI_FG_BLUE | BTUI_BOLD | BTUI_UNDERLINE);
btui_move_cursor(bt, (bt->width - (int)strlen(title)) / 2, 0);
btui_set_attributes(bt, BTUI_BG_BLUE | BTUI_FG_BLACK);
int w = (int)strlen(title);
int center = (bt->width - w) / 2;
btui_fill_box(bt, center-2, 0, w+4, 3);
btui_draw_shadow(bt, center-2, 0, w+4, 3);
btui_move_cursor(bt, center, 1);
btui_printf(bt, "%s", title);
btui_set_attributes(bt, BTUI_NORMAL);
btui_set_attributes(bt, BTUI_FG_NORMAL | BTUI_FAINT);
btui_move_cursor(bt, 0, bt->height-1);
btui_move_cursor(bt, bt->width-16, bt->height-2);
btui_printf(bt, "Size = %dx%d", bt->width, bt->height);
btui_set_attributes(bt, BTUI_NORMAL);
btui_flush(bt);
@ -37,15 +42,19 @@ int main(void)
break;
default: {
if (mouse_x != -1) {
x = mouse_x;
x = mouse_x - 15;
y = mouse_y;
}
char buf[256] = {0};
btui_keyname(key, buf);
btui_set_fg_hex(bt, 0xacff40);
btui_draw_linebox(bt, x, y, 30, 1);
btui_move_cursor(bt, x, y);
btui_set_bg_hex(bt, 0xacff40);
btui_set_attributes(bt, BTUI_FG_BLACK);
btui_set_fg_hex(bt, 0xacff40);
btui_printf(bt, " Pressed: %s ", buf);
btui_set_attributes(bt, BTUI_NORMAL);
fflush(bt->out);
break;

53
Lua/lbtui.c
View File

@ -191,6 +191,56 @@ static int Lbtui_withbg(lua_State *L)
return lua_gettop(L) - top;
}
static int Lbtui_linebox(lua_State *L)
{
btui_t **bt = (btui_t**)lua_touserdata(L, 1);
if (bt == NULL) luaL_error(L, "Not a BTUI object");
int isnum;
lua_Integer x = lua_tointegerx(L, 2, &isnum);
if (!isnum) luaL_argerror(L, 2, "expected integer for x value");
lua_Integer y = lua_tointegerx(L, 3, &isnum);
if (!isnum) luaL_argerror(L, 3, "expected integer for y value");
lua_Integer w = lua_tointegerx(L, 4, &isnum);
if (!isnum) luaL_argerror(L, 4, "expected integer for w value");
lua_Integer h = lua_tointegerx(L, 5, &isnum);
if (!isnum) luaL_argerror(L, 5, "expected integer for h value");
btui_draw_linebox(*bt, x, y, w, h);
return 0;
}
static int Lbtui_fillbox(lua_State *L)
{
btui_t **bt = (btui_t**)lua_touserdata(L, 1);
if (bt == NULL) luaL_error(L, "Not a BTUI object");
int isnum;
lua_Integer x = lua_tointegerx(L, 2, &isnum);
if (!isnum) luaL_argerror(L, 2, "expected integer for x value");
lua_Integer y = lua_tointegerx(L, 3, &isnum);
if (!isnum) luaL_argerror(L, 3, "expected integer for y value");
lua_Integer w = lua_tointegerx(L, 4, &isnum);
if (!isnum) luaL_argerror(L, 4, "expected integer for w value");
lua_Integer h = lua_tointegerx(L, 5, &isnum);
if (!isnum) luaL_argerror(L, 5, "expected integer for h value");
btui_fill_box(*bt, x, y, w, h);
return 0;
}
static int Lbtui_shadow(lua_State *L)
{
btui_t **bt = (btui_t**)lua_touserdata(L, 1);
if (bt == NULL) luaL_error(L, "Not a BTUI object");
int isnum;
lua_Integer x = lua_tointegerx(L, 2, &isnum);
if (!isnum) luaL_argerror(L, 2, "expected integer for x value");
lua_Integer y = lua_tointegerx(L, 3, &isnum);
if (!isnum) luaL_argerror(L, 3, "expected integer for y value");
lua_Integer w = lua_tointegerx(L, 4, &isnum);
if (!isnum) luaL_argerror(L, 4, "expected integer for w value");
lua_Integer h = lua_tointegerx(L, 5, &isnum);
if (!isnum) luaL_argerror(L, 5, "expected integer for h value");
btui_draw_shadow(*bt, x, y, w, h);
return 0;
}
static int Lbtui_setattributes(lua_State *L)
{
btui_t **bt = (btui_t**)lua_touserdata(L, 1);
@ -405,6 +455,9 @@ static const luaL_Reg Rclass_metamethods[] =
{"setattributes", Lbtui_setattributes},
{"unsetattributes", Lbtui_unsetattributes},
{"suspend", Lbtui_suspend},
{"linebox", Lbtui_linebox},
{"fillbox", Lbtui_fillbox},
{"shadow", Lbtui_shadow},
{"width", Lbtui_width},
{"height", Lbtui_height},
{NULL, NULL}

26
Lua/test.lua
View File

@ -2,7 +2,7 @@ local btui = require("btui")
btui(function(bt)
local key = nil
local x, y = 0, 0
local x, y = 1, 1
while key ~= "q" and key ~= "Ctrl-c" do
if key == "?" then
bt:withdisabled(function()
@ -15,19 +15,21 @@ btui(function(bt)
end
bt:clear()
bt:move(x, y)
bt:withbg(.8,.95,.2, function()
bt:withfg(0,0,0, function()
bt:print(" Pressed: ", key, " ")
end)
bt:withfg(.8,.95,.2, function()
bt:linebox(x, y, 30, 1);
bt:move(x, y)
bt:print("Pressed: ", key)
end)
local title = "Lua BTUI Demo"
bt:withattributes("bold", "underline", function()
bt:withfg(100,200,255, function()
bt:move(math.floor((bt:width()-#title)/2), 0)
bt:print(title)
end)
bt:withattributes("bg_blue", "fg_black", function()
local title = "Lua BTUI Demo"
local w = #title
local center = math.floor((bt:width() - w) / 2)
bt:fillbox(center-2, 0, w+4, 3)
bt:shadow(center-2, 0, w+4, 3)
bt:move(center, 1)
bt:print(title)
end)
local s = ("Size: (%dx%d)"):format(bt:width(), bt:height())

52
btui.h
View File

@ -49,6 +49,9 @@ int btui_set_bg_hex(btui_t *bt, int hex);
#define btui_clear_left(bt) fputs("\033[1K", (bt)->out)
#define btui_clear_line(bt) fputs("\033[2K", (bt)->out)
#define btui_suspend(bt) kill(getpid(), SIGTSTP)
void btui_draw_linebox(btui_t *bt, int x, int y, int w, int h);
void btui_fill_box(btui_t *bt, int x, int y, int w, int h);
void btui_draw_shadow(btui_t *bt, int x, int y, int w, int h);
static btui_t current_bt;
@ -590,5 +593,54 @@ int btui_scroll(btui_t *bt, int firstline, int lastline, int scroll_amount)
return 0;
}
void btui_draw_linebox(btui_t *bt, int x, int y, int w, int h)
{
btui_move_cursor(bt, x-1, y-1);
// Top row
fputs("\033(0l", bt->out);
for (int i = 0; i < w; i++)
fputc('q', bt->out);
fputc('k', bt->out);
// Side walls
for (int i = 0; i < h; i++) {
btui_move_cursor(bt, x-1, y + i);
fputc('x', bt->out);
btui_move_cursor(bt, x + w, y + i);
fputc('x', bt->out);
}
// Bottom row
btui_move_cursor(bt, x-1, y + h);
fputc('m', bt->out);
for (int i = 0; i < w; i++)
fputc('q', bt->out);
fputs("j\033(B", bt->out);
}
void btui_fill_box(btui_t *bt, int x, int y, int w, int h)
{
int left = x, bottom = y + h;
for ( ; y < bottom; y++) {
x = left;
btui_move_cursor(bt, x, y);
for ( ; x < left + w; x++) {
fputc(' ', bt->out);
}
}
}
void btui_draw_shadow(btui_t *bt, int x, int y, int w, int h)
{
fputs("\033(0", bt->out);
for (int i = 0; i < h-1; i++) {
btui_move_cursor(bt, x + w, y + 1 + i);
fputc('a', bt->out);
}
btui_move_cursor(bt, x + 1, y + h);
for (int i = 0; i < w; i++) {
fputc('a', bt->out);
}
fputs("\033(B", bt->out);
}
#endif
// vim: ts=4 sw=0 et cino=L2,l1,(0,W4,m1