diff options
Diffstat (limited to 'src/lib/libkogata/draw.c')
| -rw-r--r-- | src/lib/libkogata/draw.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/src/lib/libkogata/draw.c b/src/lib/libkogata/draw.c index 4e5dcf2..9ef4031 100644 --- a/src/lib/libkogata/draw.c +++ b/src/lib/libkogata/draw.c @@ -599,17 +599,29 @@ int g_text_height(font_t *font, const char* text, int size) { } void g_write(fb_t *fb, int x, int y, const char* text, font_t *font, int size, color_t c) { + fb_region_t r; + r.x = 0; + r.y = 0; + r.w = fb->geom.width; + r.h = fb->geom.height; + + g_region_write(fb, &r, x, y, text, font, size, c); +} + +void g_region_write(fb_t *fb, fb_region_t *reg, int x, int y, const char* text, font_t *font, int size, color_t c) { if (font->type == FONT_ASCII_BITMAP) { while (*text != 0) { uint8_t id = (uint8_t)*text; if (id < font->ascii_bitmap.nchars) { uint8_t *d = font->ascii_bitmap.data + (id * font->ascii_bitmap.ch); for (int r = 0; r < font->ascii_bitmap.ch; r++) { - if (y + r >= fb->geom.height) continue; + int yy = y + reg->y + r; + if (y + r >= reg->h || yy >= fb->geom.height) continue; for (int j = 0; j < 8; j++) { - if (x + j >= fb->geom.width) continue; + int xx = x + reg->x + j; + if (x + j >= reg->w || xx >= fb->geom.width) continue; if (d[r] & (0x80 >> j)) { - g_plot(fb, x + j, y + r, c); + g_plot(fb, xx, yy, c); } } } @@ -654,12 +666,18 @@ void g_write(fb_t *fb, int x, int y, const char* text, font_t *font, int size, c for (int i = 0; i < h; i++) { int yy = y + size + y0 + i; if (yy < 0) continue; + if (yy >= reg->h) continue; + yy += reg->y; + if (yy < 0) continue; if (yy >= fb->geom.height) continue; uint8_t *line = fb->data + yy * fb->geom.pitch; for (int j = 0; j < w; j++) { int xx = x + x0 + (int)xpos + j; if (xx < 0) continue; + if (xx >= reg->w) continue; + xx += reg->x; + if (xx < 0) continue; if (xx >= fb->geom.width) continue; uint8_t a = tmp[i*w+j]; @@ -686,9 +704,6 @@ void g_write(fb_t *fb, int x, int y, const char* text, font_t *font, int size, c } } -void g_region_write(fb_t *fb, fb_region_t *reg, int x, int y, const char* text, font_t *font, int size, color_t c) { - // TODO -} /* vim: set ts=4 sw=4 tw=0 noet :*/ |