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lib: add kmstest_cairo_printf_line

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Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
[v3: fix mode printing in paint_output_info() botched by debugging leftover :/ ]
This commit is contained in:
Imre Deak 2013-05-30 15:03:48 +03:00
parent 3a2aed1f30
commit 542a40c485
3 changed files with 85 additions and 66 deletions
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44
lib/drmtest.c
View File

@ -907,6 +907,50 @@ paint_test_patterns(cairo_t *cr, int width, int height)
paint_color_gradient(cr, x, y, gr_width, gr_height, 1, 1, 1);
}
int kmstest_cairo_printf_line(cairo_t *cr, enum kmstest_text_align align,
double yspacing, const char *fmt, ...)
{
double x, y, xofs, yofs;
cairo_text_extents_t extents;
char *text;
va_list ap;
int ret;
va_start(ap, fmt);
ret = vasprintf(&text, fmt, ap);
assert(ret >= 0);
va_end(ap);
cairo_text_extents(cr, text, &extents);
xofs = yofs = 0;
if (align & align_right)
xofs = -extents.width;
else if (align & align_hcenter)
xofs = -extents.width / 2;
if (align & align_top)
yofs = extents.height;
else if (align & align_vcenter)
yofs = extents.height / 2;
cairo_get_current_point(cr, &x, &y);
if (xofs || yofs)
cairo_rel_move_to(cr, xofs, yofs);
cairo_text_path(cr, text);
cairo_set_source_rgb(cr, 0, 0, 0);
cairo_stroke_preserve(cr);
cairo_set_source_rgb(cr, 1, 1, 1);
cairo_fill(cr);
cairo_move_to(cr, x, y + extents.height + yspacing);
free(text);
return extents.width;
}
enum corner {
topleft,
topright,

13
lib/drmtest.h
View File

@ -109,6 +109,19 @@ struct kmstest_fb {
unsigned size;
};
enum kmstest_text_align {
align_left,
align_bottom = align_left,
align_right = 0x01,
align_top = 0x02,
align_vcenter = 0x04,
align_hcenter = 0x08,
};
int kmstest_cairo_printf_line(cairo_t *cr, enum kmstest_text_align align,
double yspacing, const char *fmt, ...)
__attribute__((format (printf, 4, 5)));
typedef void (*kmstest_paint_func)(cairo_t *cr, int width, int height, void *priv);
unsigned int kmstest_create_fb(int fd, int width, int height, int bpp,

94
tests/testdisplay.c
View File

@ -331,86 +331,48 @@ static void
paint_output_info(cairo_t *cr, int l_width, int l_height, void *priv)
{
struct connector *c = priv;
cairo_text_extents_t name_extents, mode_extents;
char name_buf[128], mode_buf[128];
int i, x, y, modes_x, modes_y;
double str_width;
double x, y, top_y;
double max_width;
int i;
/* Get text extents for each string */
snprintf(name_buf, sizeof name_buf, "%s",
kmstest_connector_type_str(c->connector->connector_type));
cairo_set_font_size(cr, 48);
cairo_select_font_face(cr, "Helvetica",
CAIRO_FONT_SLANT_NORMAL,
CAIRO_FONT_WEIGHT_NORMAL);
cairo_text_extents(cr, name_buf, &name_extents);
cairo_move_to(cr, l_width / 2, l_height / 2);
snprintf(mode_buf, sizeof mode_buf, "%s @ %dHz on %s encoder",
c->mode.name, c->mode.vrefresh,
kmstest_encoder_type_str(c->encoder->encoder_type));
cairo_set_font_size(cr, 36);
cairo_text_extents(cr, mode_buf, &mode_extents);
/* Paint output name */
x = l_width / 2;
x -= name_extents.width / 2;
y = l_height / 2;
y -= (name_extents.height / 2) - (mode_extents.height / 2) - 10;
/* Print connector and mode name */
cairo_set_font_size(cr, 48);
cairo_move_to(cr, x, y);
cairo_text_path(cr, name_buf);
cairo_set_source_rgb(cr, 0, 0, 0);
cairo_stroke_preserve(cr);
cairo_set_source_rgb(cr, 1, 1, 1);
cairo_fill(cr);
kmstest_cairo_printf_line(cr, align_hcenter, 10, "%s",
kmstest_connector_type_str(c->connector->connector_type));
/* Paint mode name */
x = l_width / 2;
x -= mode_extents.width / 2;
modes_x = x;
y = l_height / 2;
y += (mode_extents.height / 2) + (name_extents.height / 2) + 10;
cairo_set_font_size(cr, 36);
cairo_move_to(cr, x, y);
cairo_text_path(cr, mode_buf);
cairo_set_source_rgb(cr, 0, 0, 0);
cairo_stroke_preserve(cr);
cairo_set_source_rgb(cr, 1, 1, 1);
cairo_fill(cr);
str_width = kmstest_cairo_printf_line(cr, align_hcenter, 10,
"%s @ %dHz on %s encoder", c->mode.name, c->mode.vrefresh,
kmstest_encoder_type_str(c->encoder->encoder_type));
cairo_rel_move_to(cr, -str_width / 2, 0);
/* List available modes */
snprintf(mode_buf, sizeof mode_buf, "Available modes:");
cairo_set_font_size(cr, 18);
cairo_text_extents(cr, mode_buf, &mode_extents);
x = modes_x;
modes_x = x + mode_extents.width;
y += mode_extents.height + 10;
modes_y = y;
cairo_move_to(cr, x, y);
cairo_text_path(cr, mode_buf);
cairo_set_source_rgb(cr, 0, 0, 0);
cairo_stroke_preserve(cr);
cairo_set_source_rgb(cr, 1, 1, 1);
cairo_fill(cr);
str_width = kmstest_cairo_printf_line(cr, align_left, 10,
"Available modes:");
cairo_rel_move_to(cr, str_width, 0);
cairo_get_current_point(cr, &x, &top_y);
max_width = 0;
for (i = 0; i < c->connector->count_modes; i++) {
snprintf(mode_buf, sizeof mode_buf, "%s @ %dHz",
c->connector->modes[i].name,
c->connector->modes[i].vrefresh);
cairo_set_font_size(cr, 18);
cairo_text_extents(cr, mode_buf, &mode_extents);
x = modes_x - mode_extents.width; /* right justify modes */
y += mode_extents.height + 10;
if (y + mode_extents.height >= height) {
y = modes_y + mode_extents.height + 10;
modes_x += mode_extents.width + 10;
x = modes_x - mode_extents.width;
cairo_get_current_point(cr, &x, &y);
if (y >= l_height) {
x += max_width + 10;
max_width = 0;
cairo_move_to(cr, x, top_y);
}
cairo_move_to(cr, x, y);
cairo_text_path(cr, mode_buf);
cairo_set_source_rgb(cr, 0, 0, 0);
cairo_stroke_preserve(cr);
cairo_set_source_rgb(cr, 1, 1, 1);
cairo_fill(cr);
str_width = kmstest_cairo_printf_line(cr, align_right, 10,
"%s @ %dHz", c->connector->modes[i].name,
c->connector->modes[i].vrefresh);
if (str_width > max_width)
max_width = str_width;
}
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