diff options
Diffstat (limited to 'view.c')
| -rw-r--r-- | view.c | 62 |
1 files changed, 52 insertions, 10 deletions
@@ -8,7 +8,7 @@ #define MIN(a, b) ((a) < (b))? (a) : (b) -struct view; /* for defining vector first */ +struct view; /* to define vector first */ DEFINE_VECTOR(Vec_sviewp, struct view *); @@ -46,6 +46,10 @@ struct view { /* flag */ /* TODO: int isdirty:1; */ + int is_posx_frac:1; + int is_posy_frac:1; + int is_width_frac:1; /* is width absolute or fraction of parant's width */ + int is_height_frac:1; /* is height absolute or fraction of parant's width */ }; static inline void draw_textn(struct redr_ctx *window, int x, int y, int size, @@ -88,6 +92,9 @@ void view_init_root(struct view **root, struct redr_ctx *window) { nroot->ops = &root_op; + nroot->is_width_frac = 0; + nroot->is_height_frac = 0; + *root = nroot; } @@ -154,22 +161,50 @@ void view_draw_under(struct view *root) { Vec_sviewp_free(stack); } +void view_resize(struct view *vw, float w, float h) { + vw->w = w; + vw->h = h; +} + struct view_eb { struct view base; struct ed_buf *eb; float scroll; }; +static float real_posx(struct view *veb) { + if (veb->is_posx_frac) + return veb->parent->w * veb->posx; + return veb->posx; +} + +static float real_posy(struct view *veb) { + if (veb->is_posy_frac) + return veb->parent->h * veb->posy; + return veb->posy; +} + +static float real_width(struct view *veb) { + if (veb->is_width_frac) + return veb->parent->w * veb->w; + return veb->w; +} + +static float real_height(struct view *veb) { + if (veb->is_height_frac) + return veb->parent->h * veb->h; + return veb->h; +} + static void view_eb_draw(struct view *veb) { struct ed_buf *eb = ((struct view_eb *)veb)->eb; float scroll = ((struct view_eb *)veb)->scroll; float font_size = veb->font_size; float spacing = veb->font_spacing; - float font_height = redr_measure_text(veb->window, "a", font_size, spacing).y; - + struct redr_vector2 fontsize = redr_measure_text(veb->window, "M", font_size, spacing); struct redr_ctx *window = veb->window; - const size_t linenum_to_draw = MIN(eb_get_line_num(eb), veb->h / font_height); + const size_t linenum_to_draw = MIN(eb_get_line_num(eb), real_height(veb) / fontsize.y); const float padding = 10.f; #ifdef CONFIG_DEBUG @@ -189,9 +224,9 @@ static void view_eb_draw(struct view *veb) { "[draw]: line %lu, ptr=%p, len=%lu\n", i, sl.ptr, sl.len); #endif - float text_posx = veb->posx + padding; - float text_posy = veb->posy + padding + font_size * i; - size_t len = MIN((size_t)veb->w, sl.len); + float text_posx = real_posx(veb) + padding; + float text_posy = real_posy(veb) + padding + font_size * i; + size_t len = MIN((size_t) (real_width(veb) / fontsize.x), sl.len); if (i != eb_get_cur_row(eb)) { draw_textn(veb->window, @@ -208,8 +243,7 @@ static void view_eb_draw(struct view *veb) { if (buf[cur_col] == '\0') buf[cur_col + 1] = '\0'; buf[cur_col] = '_'; - redr_draw_text(window, buf, text_posx, text_posy, - font_size, BLACK); + draw_textn(window, text_posx, text_posy, font_size, BLACK, buf, len); } } } @@ -222,15 +256,18 @@ const struct view_ops view_eb_ops = { struct view_eb *view_eb_create_under(struct view *upper, struct ed_buf *eb, float posx, + bool is_posx_frac, float posy, + bool is_posy_frac, float w, + bool is_w_frac, float h, + bool is_h_frac, float font_size, float font_spacing, float scroll) { struct view_eb *veb = mem_malloc(sizeof *veb); - ((struct view *)veb)->type = VIEW_EB; ((struct view *)veb)->window = upper->window; @@ -247,6 +284,11 @@ struct view_eb *view_eb_create_under(struct view *upper, ((struct view *)veb)->ops = &view_eb_ops; + ((struct view *)veb)->is_width_frac = (int)is_w_frac; + ((struct view *)veb)->is_height_frac = (int)is_h_frac; + ((struct view *)veb)->is_posx_frac = (int)is_posx_frac; + ((struct view *)veb)->is_posy_frac = (int)is_posy_frac; + veb->eb = eb; veb->scroll = scroll; |