#include "v4k.h"
int main() {
window_create(75.0, WINDOW_MSAA8);
// style: our aliases
#define FONT_REGULAR FONT_FACE1
#define FONT_ITALIC FONT_FACE2
#define FONT_BOLD FONT_FACE3
#define FONT_JAPANESE FONT_FACE4
#define FONT_MONOSPACE FONT_FACE5
#define FONT_WHITE FONT_COLOR1
#define FONT_GRAY FONT_COLOR2
#define FONT_ORANGE FONT_COLOR3
#define FONT_LIME FONT_COLOR4
#define FONT_GREEN FONT_COLOR5
#define FONT_CYAN FONT_COLOR6
#define FONT_LARGEST FONT_H1
#define FONT_LARGE FONT_H2
#define FONT_MEDIUM FONT_H3
#define FONT_NORMAL FONT_H4
#define FONT_SMALL FONT_H5
#define FONT_TINY FONT_H6
// style: atlas size, unicode ranges and font faces (up to 10 faces)
font_face(FONT_REGULAR, "B612""-Regular.ttf", 48.f, FONT_EU|FONT_AR|FONT_RU|FONT_2048);
font_face(FONT_ITALIC, "B612""-Italic.ttf", 48.f, FONT_EU|FONT_AR|FONT_RU|FONT_2048);
font_face(FONT_BOLD, "B612""-Bold.ttf", 48.f, FONT_EU|FONT_AR|FONT_RU|FONT_2048);
font_face(FONT_JAPANESE, "mplus-1p-medium.ttf", 48.f, FONT_JP|FONT_2048); // CJK|FONT_2048|FONT_OVERSAMPLE_Y);
font_face(FONT_MONOSPACE, "B612Mono""-Regular.ttf", 24.f, FONT_EU|FONT_512);
// style: colors (up to 6 colors)
font_color(FONT_GRAY, RGB4(100,100,100,255));
font_color(FONT_ORANGE, RGB4(255,192,0,255));
font_color(FONT_LIME, RGB4(192,255,0,255));
font_color(FONT_GREEN, RGB4(0,255,192,255));
font_color(FONT_CYAN, RGB4(0,192,255,255));
// prepare color highlighting for following code snippet
const char *source =
FONT_MONOSPACE FONT_LARGEST
"int main(int argc, char **argv) {\n"
" for( int i = 0; i < 10; ++i)\n"
" puts(\"hello world\");\n"
" return 0;\n"
"}\n";
const void *colors = font_colorize(source, "void,int,char", "if,else,for,do,while,return,switch,case,break,default,");
// read input file with strings to display
array(char*) lines = 0;
for each_substring( vfs_read("pangrams.txt"), "\r\n", it ) array_push(lines, STRDUP(it));
// panning controls
vec2 cursor = {0};
// demo loop
while( window_swap() && !input(KEY_ESC) ) {
ddraw_grid(0);
// pan the viewport
if (input(MOUSE_L) && !ui_active()) {
cursor.x += input_diff(MOUSE_X);
cursor.y += input_diff(MOUSE_Y);
}
// initial spacing
font_goto(cursor.x, cursor.y + 50);
// print a code snippet with syntax highlighting
font_highlight(source, colors);
// print a few strings with markup codes
font_print(
FONT_REGULAR
FONT_LARGEST FONT_GRAY "The quick "
FONT_LARGE FONT_LIME "brown "
FONT_MEDIUM FONT_GRAY "fox "
FONT_NORMAL "jumps over "
FONT_SMALL "the lazy "
FONT_TINY "dog.\n");
font_print(
FONT_REGULAR FONT_LARGE FONT_CYAN
"Now is the time for all " FONT_ITALIC "good men " FONT_REGULAR "to come to the aid of " FONT_BOLD "the party.\n");
font_print(
FONT_ITALIC FONT_LARGE FONT_GREEN
"Ég get etið gler án þess að meiða mig!\n");
font_print(
FONT_BOLD FONT_LARGE FONT_ORANGE
"Эх, чужак! Общий съём цен шляп (юфть)—вдрызг!.\n");
font_print(
FONT_JAPANESE
"私はガラスを食べられます。それは私を傷つけません。\n");
font_print( "This text ");
font_print( "should display concatenated, ");
font_print( "as there are no linefeeds.\n" );
// i18n: pangrams.txt file, line browser
static int counter = 0;
counter += input_down(KEY_RIGHT)-input_down(KEY_LEFT);
counter += counter < 0 ? array_count(lines) : 0;
font_print( va("<< %s >>\n", lines[counter % array_count(lines)]) );
// this does not work yet. you cant chain alignments yet...
//font_print(FONT_TOP "Top" FONT_MIDDLE "Middle" FONT_BASELINE "Baseline" FONT_BOTTOM "Bottom\n");
//font_print(FONT_LEFT "Left" FONT_CENTER "Center" FONT_RIGHT "Right\n");
// ... alignment must be the first tag in a string for now. this is a temporary hack.
font_goto(0, window_height()*3/4.);
font_print(FONT_LEFT "left");
font_print(FONT_CENTER "center");
font_print(FONT_RIGHT "right");
font_print(FONT_TOP FONT_CENTER "top");
font_print(FONT_MIDDLE FONT_RIGHT "middle");
font_print(FONT_BASELINE FONT_RIGHT "baseline");
font_print(FONT_BOTTOM FONT_CENTER "bottom");
{
vec2 pos = vec2(cursor.x + 1290, cursor.y + 120);
ddraw_push_2d();
char *txt = "This is the first line.\nAnd now the second line.\nYou can do a third great line, too!\n";
font_goto(pos.x, pos.y);
vec2 size=font_rect(txt);
font_metrics_t m=font_metrics(txt);
ddraw_aabb(vec3(pos.x,pos.y,0), vec3(pos.x+size.x,pos.y+size.y-m.descent+m.linegap,0));
font_print(txt);
ddraw_pop_2d();
}
{
vec2 pos = vec2(cursor.x + 1490, cursor.y + 820);
ddraw_push_2d();
char *txt = FONT_JUSTIFY FONT_MIDDLE "This is the first line.\nAnd now the second line.\nYou can do a third great line, too!\nNow this is a very long line aaaaaaaaaa!\n";
font_goto(pos.x, pos.y);
vec2 size=font_rect(txt);
font_metrics_t m=font_metrics(txt);
ddraw_aabb(vec3(pos.x,pos.y,0), vec3(pos.x+size.x,pos.y+size.y-m.descent+m.linegap,0));
font_clip(txt, vec4(pos.x, pos.y, size.x, size.y));
ddraw_pop_2d();
}
static float max_width = 300.0f;
{
vec2 pos = vec2(cursor.x + 2000, cursor.y + 240);
ddraw_push_2d();
char *txt = "This is the first line.\n \nAnd now the second line.\n \nYou can do a third great line, too!\n \nNow this is a very long line aaaaaaaaaa!\n";
font_goto(pos.x, pos.y);
const char *wrapped_text = font_wrap(txt, max_width);
vec2 size=font_rect(wrapped_text);
font_metrics_t m=font_metrics(wrapped_text);
ddraw_aabb(vec3(pos.x,pos.y,0), vec3(pos.x+size.x,pos.y+size.y-m.descent+m.linegap,0));
font_clip(wrapped_text, vec4(pos.x, pos.y, size.x, size.y));
ddraw_pop_2d();
}
{
vec2 pos = vec2(cursor.x + 1490, cursor.y + 240);
ddraw_push_2d();
char *txt = "This is the first line.\nAnd now the second line.\nYou can do a third great line, too!\nNow this is a very long line aaaaaaaaaa!\n";
font_goto(pos.x, pos.y);
vec2 size=font_rect(txt);
size.y -= 20; // artifically shrink textbox to test clipping
font_metrics_t m=font_metrics(txt);
ddraw_aabb(vec3(pos.x,pos.y,0), vec3(pos.x+size.x,pos.y+size.y-m.descent+m.linegap,0));
font_clip(txt, vec4(pos.x, pos.y, size.x, size.y));
ddraw_pop_2d();
}
{
vec2 pos = vec2(cursor.x + 1990, cursor.y + 820);
ddraw_push_2d();
char *txt = FONT_RIGHT FONT_BOTTOM
FONT_WHITE "This is the first line.\n"
FONT_LIME "And now the second line.\n"
FONT_WHITE "You can do a third"
FONT_ORANGE " great"
FONT_WHITE " line, too!\n";
font_goto(pos.x, pos.y);
vec2 size=font_rect(txt);
font_metrics_t m=font_metrics(txt);
ddraw_aabb(vec3(pos.x,pos.y,0), vec3(pos.x+size.x,pos.y+size.y-m.descent+m.linegap+100,0));
font_clip(txt, vec4(pos.x, pos.y, size.x, size.y+100));
ddraw_pop_2d();
}
{
vec2 pos = vec2(cursor.x + 830, cursor.y + 80);
ddraw_push_2d();
char *txt = "Very iffy global text.";
font_goto(pos.x, pos.y);
vec2 size=font_rect(txt);
ddraw_aabb(vec3(pos.x,pos.y,0), vec3(pos.x+size.x,pos.y+size.y,0));
font_print(txt);
ddraw_pop_2d();
}
{
vec2 pos = vec2(cursor.x + 830, cursor.y + 160);
ddraw_push_2d();
char *txt = FONT_H1 "Very iffy global text.";
font_goto(pos.x, pos.y);
vec2 size=font_rect(txt);
ddraw_aabb(vec3(pos.x,pos.y,0), vec3(pos.x+size.x,pos.y+size.y,0));
font_print(txt);
ddraw_pop_2d();
}
for (int i = 1; i <= 6; i++) {
vec2 pos = vec2(cursor.x + 830, cursor.y + 550 + 55*(i+1));
ddraw_push_2d();
char *txt = va("%cTest line %d", i, i);
font_goto(pos.x, pos.y);
vec2 size=font_rect(txt);
ddraw_aabb(vec3(pos.x,pos.y,0), vec3(pos.x+size.x,pos.y+size.y,0));
font_print(txt);
ddraw_pop_2d();
}
if (ui_panel("Fonts", 0)) {
ui_font();
ui_panel_end();
}
if (ui_panel("Textbox", 0)) {
ui_float("Max width", &max_width);
ui_panel_end();
}
}
}