diff options
Diffstat (limited to 'render.c')
| -rw-r--r-- | render.c | 40 |
1 files changed, 26 insertions, 14 deletions
@@ -1,3 +1,4 @@ +#include <stddef.h> #include <cairo.h> #include "render.h" @@ -5,7 +6,8 @@ static int pad = 15; static void render_color_bar(cairo_t *cr, int x, int y, int w, int h, - double r, double g, double b, const char *name) + double r, double g, double b, + const char *l1, const char *l2) { cairo_font_extents_t ext; cairo_pattern_t *gr; @@ -18,17 +20,27 @@ static void render_color_bar(cairo_t *cr, int x, int y, int w, int h, cairo_fill (cr); cairo_pattern_destroy(gr); - cairo_set_source_rgb(cr, r, g, b); cairo_select_font_face(cr, "mono", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL); - cairo_set_font_size(cr, h - 2*pad); - cairo_font_extents (cr, &ext); - cairo_move_to(cr, x + pad, y + pad + ext.ascent); - cairo_show_text(cr, name); + if (l2) { + cairo_set_source_rgb(cr, 1, 1, 1); + cairo_set_font_size(cr, h/2 - pad); + cairo_font_extents (cr, &ext); + cairo_move_to(cr, x + pad, y + pad + ext.ascent); + cairo_show_text(cr, l1); + cairo_move_to(cr, x + pad, y + pad + ext.ascent + ext.height); + cairo_show_text(cr, l2); + } else { + cairo_set_source_rgb(cr, r, g, b); + cairo_set_font_size(cr, h - 2*pad); + cairo_font_extents (cr, &ext); + cairo_move_to(cr, x + pad, y + pad + ext.ascent); + cairo_show_text(cr, l1); + } } -void render_test(cairo_t *cr, int width, int height, const char *info) +void render_test(cairo_t *cr, int width, int height, const char *l1, const char *l2) { int bar = 120; @@ -46,13 +58,13 @@ void render_test(cairo_t *cr, int width, int height, const char *info) cairo_stroke (cr); render_color_bar(cr, pad, bar * 0 + pad, width - 2*pad, bar, - 0.8, 0.8, 0.8, info); - render_color_bar(cr, pad, bar * 1 + pad, width - 2*pad, bar, 1, 0, 0, "red"); - render_color_bar(cr, pad, bar * 2 + pad, width - 2*pad, bar, 1, 1, 0, "yellow"); - render_color_bar(cr, pad, bar * 3 + pad, width - 2*pad, bar, 0, 1, 0, "green"); - render_color_bar(cr, pad, bar * 4 + pad, width - 2*pad, bar, 0, 1, 1, "cyan"); - render_color_bar(cr, pad, bar * 5 + pad, width - 2*pad, bar, 0, 0, 1, "blue"); - render_color_bar(cr, pad, bar * 6 + pad, width - 2*pad, bar, 1, 0, 1, "magenta"); + 0.6, 0.6, 0.6, l1, l2); + render_color_bar(cr, pad, bar * 1 + pad, width - 2*pad, bar, 1, 0, 0, "red", NULL); + render_color_bar(cr, pad, bar * 2 + pad, width - 2*pad, bar, 1, 1, 0, "yellow", NULL); + render_color_bar(cr, pad, bar * 3 + pad, width - 2*pad, bar, 0, 1, 0, "green", NULL); + render_color_bar(cr, pad, bar * 4 + pad, width - 2*pad, bar, 0, 1, 1, "cyan", NULL); + render_color_bar(cr, pad, bar * 5 + pad, width - 2*pad, bar, 0, 0, 1, "blue", NULL); + render_color_bar(cr, pad, bar * 6 + pad, width - 2*pad, bar, 1, 0, 1, "magenta", NULL); } |