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Pyrex
2024-02-28 20:48:22 -08:00
parent 7e67d09508
commit c7d9f16515
8 changed files with 193 additions and 9 deletions
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21
sys/sys_graphics.c
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@ -57,7 +57,26 @@ sys_color sys_pixel_get(sys_i32 x, sys_i32 y) {
return device_pixels[y][x];
}
void sys_print(char* str, sys_i32 x, sys_i32 y, sys_color col) {
void sys_measure_text(const char* str, sys_i32* w, sys_i32* h) {
sys_i32 x = 0;
sys_i32 y = 0;
sys_i32 max_x = 0;
for (sys_i32 i = 0;; i++) {
max_x = sys_max_i32(x, max_x);
uint8_t c = str[i];
if (c == 0) { break; }
if (c == '\n') { x = 0; y += 8; continue; }
if (c == '\r') { x = 0; continue; }
x += 8;
}
*w = max_x;
*h = y + 8;
}
void sys_print(const char* str, sys_i32 x, sys_i32 y, sys_color col) {
x += sys_cam_dx;
y += sys_cam_dy;

8
sys/sys_graphics.h
View File

@ -54,10 +54,16 @@ sys_color sys_pixel_get(
// TODO: SSET/SGET
// TODO: FGET/FSET
/**
* Output the dimensions of the text (x and y)
*/
void sys_measure_text(const char* str, sys_i32* x, sys_i32* y);
/**
* Print a string `str` in the color `col`
*/
void sys_print(char* str, sys_i32 x, sys_i32 y, sys_color col);
void sys_print(const char* str, sys_i32 x, sys_i32 y, sys_color col);
// TODO: CURSOR? COLOR?
/**