static struct sprite_trans *
trans_mul(struct sprite_trans *a, struct sprite_trans *b, struct sprite_trans *t, struct matrix *tmp_matrix) {
if (b == NULL) {
return a;
}
*t = *a;
if (t->mat == NULL) {
t->mat = b->mat;
} else if (b->mat) {
matrix_mul(tmp_matrix, t->mat, b->mat);
t->mat = tmp_matrix;
}
if (t->color == 0xffffffff) {
t->color = b->color;
} else if (b->color != 0xffffffff) {
t->color = color_mul(t->color, b->color);
}
if (t->additive == 0) {
t->additive = b->additive;
} else if (b->additive != 0) {
t->additive = color_add(t->additive, b->additive);
}
if (t->program == PROGRAM_DEFAULT) {
t->program = b->program;
}
return t;
}
void
label_draw(const char *str, struct pack_label * l, struct srt *srt, const struct sprite_trans *arg) {
shader_texture(Tex);
uint32_t color;
if (arg->color == 0xffffffff) {
color = l->color;
}
else if (l->color == 0xffffffff){
color = arg->color;
} else {
color = color_mul(l->color, arg->color);
}
char utf8[7];
int i;
int ch = 0, w = 0, cy = 0, pre = 0;
for (i=0; str[i];) {
int unicode;
uint8_t c = (uint8_t)str[i];
if ((c&0x80) == 0) {
unicode = copystr(utf8,str+i,1);
i+=1;
} else if ((c&0xe0) == 0xc0) {
unicode = copystr(utf8,str+i,2);
i+=2;
} else if ((c&0xf0) == 0xe0) {
unicode = copystr(utf8,str+i,3);
i+=3;
} else if ((c&0xf8) == 0xf0) {
unicode = copystr(utf8,str+i,4);
i+=4;
} else if ((c&0xfc) == 0xf8) {
unicode = copystr(utf8,str+i,5);
i+=5;
} else {
unicode = copystr(utf8,str+i,6);
i+=6;
}
w += draw_size(unicode, utf8, l->size);
if (ch == 0) {
ch = draw_height(unicode, utf8, l->size);
}
if(w > l->width || unicode == '\n') {
draw_line(str, l, srt, arg, color, cy, w, pre, i);
cy += ch;
pre = i;
w = 0; ch = 0;
}
}
draw_line(str, l, srt, arg, color, cy, w, pre, i);
}
uint32_t
label_get_color(struct pack_label * l, const struct sprite_trans *arg) {
uint32_t color;
if (arg->color == 0xffffffff) {
color = l->color;
}
else if (l->color == 0xffffffff){
color = arg->color;
} else {
color = color_mul(l->color, arg->color);
}
return color;
}
static void
draw_line(const struct rich_text *rich, struct pack_label * l, struct srt *srt, const struct sprite_trans *arg,
uint32_t color, int cy, int w, int start, int end, int *pre_char_cnt, float space_scale) {
const char *str = rich->text;
float cx;
int j;
int size = l->size;
if (l->auto_scale != 0 && w > l->width)
{
float scale = l->width * 1.0f / w;
size = scale * size;
cy = cy + (l->size - size) / 2;
w = l->width;
}
switch (l->align) {
case LABEL_ALIGN_LEFT:
cx = 0.0;
break;
case LABEL_ALIGN_RIGHT:
cx = l->width - w;
break;
case LABEL_ALIGN_CENTER:
cx = (l->width - w)/2;
break;
}
int char_cnt = 0;
for (j=start; j<end;) {
int unicode;
char_cnt++;
int len = unicode_len(str[j]);
unicode = get_unicode(str+j, len);
j+=len;
if(unicode != '\n') {
uint32_t field_color = get_rich_field_color(rich, *pre_char_cnt+char_cnt);
if (field_color == 0) {
field_color = color;
} else {
field_color = color_mul(field_color, color | 0xffffff);
}
cx+=(draw_utf8(unicode, cx, cy, size, srt, field_color, arg, l->edge) + l->space_w)*space_scale;
}
}
*pre_char_cnt += char_cnt;
}
void draw_difficulty_menu(MenuData *menu) {
draw_main_menu_bg(menu, 0, 0, 0.05, "menu/mainmenubg", "stage1/cirnobg");
draw_menu_title(menu, "Select Difficulty");
Color c = diff_color;
r_color(color_mul(&c, RGBA(0.07, 0.07, 0.07, 0.7)));
r_mat_push();
r_mat_translate(SCREEN_W/2, SCREEN_H/2,0);
r_mat_rotate_deg(4*menu->drawdata[0]-4,0,0,1);
r_mat_push();
r_mat_scale(SCREEN_W*1.5,120,1);
r_shader_standard_notex();
r_draw_quad();
r_mat_pop();
r_color3(1,1,1);
r_shader("text_default");
float amp = menu->cursor/2.;
float shake = 0.3*amp*menu->frames;
text_draw(menu->entries[menu->cursor].name, &(TextParams) {
.pos = { 120+15*menu->drawdata[0]+amp*sin(shake), -12+amp*cos(1.57*shake) },
});
Color Color::__mul__(const Color& c1)
{
Color r;
color_mul(&r.c_, &c_, &c1.c_);
return r;
}
