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decorations: try to be a bit smarter about drawing titlebar elements

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This commit is contained in:
K. Lange 2021-09-13 19:39:04 +09:00
parent 39ebb4b6c0
commit f676ff4295
1 changed files with 44 additions and 22 deletions
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52
lib/decor-fancy.c
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@ -119,6 +119,25 @@ static int get_bounds_fancy(yutani_window_t * window, struct decor_bounds * boun
return 0;
}
static char * ellipsify(char * input, int font_size, struct TT_Font * font, int max_width, int * out_width) {
int len = strlen(input);
char * out = malloc(len + 4);
memcpy(out, input, len + 1);
int width;
tt_set_size(font, font_size);
while ((width = tt_string_width(font, out)) > max_width) {
len--;
out[len+0] = '.';
out[len+1] = '.';
out[len+2] = '.';
out[len+3] = '\0';
}
if (out_width) *out_width = width;
return out;
}
static void render_decorations_fancy(yutani_window_t * window, gfx_context_t * ctx, char * title, int decors_active) {
int width = window->width;
int height = window->height;
@ -196,38 +215,41 @@ static void render_decorations_fancy(yutani_window_t * window, gfx_context_t * c
draw_sprite(ctx, sprites[decors_active + 7], width - lr_width, height - l_height);
}
char * tmp_title = strdup(title);
int t_l = strlen(tmp_title);
#define EXTRA_SPACE 120
uint32_t title_color = (decors_active == ACTIVE) ? ACTIVE_COLOR : INACTIVE_COLOR;
int buttons_width = (!(window->decorator_flags & DECOR_FLAG_NO_MAXIMIZE)) ? 50 : 28;
int usable_width = width - bounds.width - (2 * buttons_width + 10) * TOTAL_SCALE;
tt_set_size(_tt_font, 12 * TOTAL_SCALE);
if (tt_string_width(_tt_font, tmp_title) + EXTRA_SPACE * TOTAL_SCALE > width) {
while (t_l >= 0 && (tt_string_width(_tt_font, tmp_title) + EXTRA_SPACE * TOTAL_SCALE > width)) {
tmp_title[t_l] = '\0';
t_l--;
}
}
if (*tmp_title) {
int title_offset = (width / 2) - (tt_string_width(_tt_font, tmp_title) / 2);
int title_width = tt_string_width(_tt_font, title);
if (title_width > usable_width) {
usable_width += buttons_width * TOTAL_SCALE;
if (usable_width > 0) {
char * tmp_title = ellipsify(title, 12 * TOTAL_SCALE, _tt_font, usable_width, &title_width);
int title_offset = bounds.left_width + 10 * TOTAL_SCALE;
tt_draw_string(ctx, _tt_font, title_offset, (TEXT_OFFSET + 14) * TOTAL_SCALE, tmp_title, title_color);
free(tmp_title);
}
} else {
int title_offset = buttons_width * TOTAL_SCALE + bounds.left_width + 10 * TOTAL_SCALE + (usable_width / 2) - (title_width / 2);
tt_draw_string(ctx, _tt_font, title_offset, (TEXT_OFFSET + 14) * TOTAL_SCALE, title, title_color);
}
free(tmp_title);
/* Buttons */
if (width + (BUTTON_OFFSET - 28) * TOTAL_SCALE > bounds.left_width) {
draw_sprite_alpha_paint(ctx, sprites[BUTTON_CLOSE],
width + (BUTTON_OFFSET - 28) * TOTAL_SCALE,
(16 - BUTTON_OFFSET) * TOTAL_SCALE, 1.0, title_color);
if (width + (BUTTON_OFFSET - 50) * TOTAL_SCALE > bounds.left_width) {
if (!(window->decorator_flags & DECOR_FLAG_NO_MAXIMIZE)) {
draw_sprite_alpha_paint(ctx, sprites[BUTTON_MAXIMIZE],
width + (BUTTON_OFFSET - 50) * TOTAL_SCALE,
(16 - BUTTON_OFFSET) * TOTAL_SCALE, 1.0, title_color);
}
}
}
}
static int check_button_press_fancy(yutani_window_t * window, int x, int y) {