diff options
Diffstat (limited to 'swaylock/render.c')
-rw-r--r-- | swaylock/render.c | 121 |
1 files changed, 120 insertions, 1 deletions
diff --git a/swaylock/render.c b/swaylock/render.c index 8fc47281..90db71e3 100644 --- a/swaylock/render.c +++ b/swaylock/render.c @@ -1,21 +1,140 @@ #include <wayland-client.h> +#include <math.h> #include "cairo.h" #include "background-image.h" #include "swaylock/swaylock.h" +#define M_PI 3.14159265358979323846 + void render_frame(struct swaylock_surface *surface) { struct swaylock_state *state = surface->state; surface->current_buffer = get_next_buffer(state->shm, surface->buffers, surface->width, surface->height); cairo_t *cairo = surface->current_buffer->cairo; + cairo_identity_matrix(cairo); if (state->args.mode == BACKGROUND_MODE_SOLID_COLOR) { cairo_set_source_u32(cairo, state->args.color); cairo_paint(cairo); } else { + // TODO: hidpi render_background_image(cairo, surface->image, - state->args.mode, surface->width, surface->height); + state->args.mode, surface->width, surface->height, 1); + } + cairo_identity_matrix(cairo); + + const int ARC_RADIUS = 50; + const int ARC_THICKNESS = 10; + const float TYPE_INDICATOR_RANGE = M_PI / 3.0f; + const float TYPE_INDICATOR_BORDER_THICKNESS = M_PI / 128.0f; + if (state->args.show_indicator && state->auth_state != AUTH_STATE_IDLE) { + // Draw circle + cairo_set_line_width(cairo, ARC_THICKNESS); + cairo_arc(cairo, surface->width / 2, surface->height / 2, + ARC_RADIUS, 0, 2 * M_PI); + switch (state->auth_state) { + case AUTH_STATE_INPUT: + case AUTH_STATE_BACKSPACE: { + cairo_set_source_rgba(cairo, 0, 0, 0, 0.75); + cairo_fill_preserve(cairo); + cairo_set_source_rgb(cairo, 51.0 / 255, 125.0 / 255, 0); + cairo_stroke(cairo); + } break; + case AUTH_STATE_VALIDATING: { + cairo_set_source_rgba(cairo, 0, 114.0 / 255, 255.0 / 255, 0.75); + cairo_fill_preserve(cairo); + cairo_set_source_rgb(cairo, 51.0 / 255, 0, 250.0 / 255); + cairo_stroke(cairo); + } break; + case AUTH_STATE_INVALID: { + cairo_set_source_rgba(cairo, 250.0 / 255, 0, 0, 0.75); + cairo_fill_preserve(cairo); + cairo_set_source_rgb(cairo, 125.0 / 255, 51.0 / 255, 0); + cairo_stroke(cairo); + } break; + default: break; + } + + // Draw a message + char *text = NULL; + cairo_set_source_rgb(cairo, 0, 0, 0); + cairo_select_font_face(cairo, "sans-serif", + CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL); + cairo_set_font_size(cairo, ARC_RADIUS / 3.0f); + switch (state->auth_state) { + case AUTH_STATE_VALIDATING: + text = "verifying"; + break; + case AUTH_STATE_INVALID: + text = "wrong"; + break; + default: break; + } + + if (text) { + cairo_text_extents_t extents; + double x, y; + cairo_text_extents(cairo, text, &extents); + x = (surface->width / 2) - + (extents.width / 2 + extents.x_bearing); + y = (surface->height / 2) - + (extents.height / 2 + extents.y_bearing); + + cairo_move_to(cairo, x, y); + cairo_show_text(cairo, text); + cairo_close_path(cairo); + cairo_new_sub_path(cairo); + } + + // Typing indicator: Highlight random part on keypress + if (state->auth_state == AUTH_STATE_INPUT + || state->auth_state == AUTH_STATE_BACKSPACE) { + static double highlight_start = 0; + highlight_start += + (rand() % (int)(M_PI * 100)) / 100.0 + M_PI * 0.5; + cairo_arc(cairo, surface->width / 2, surface->height / 2, + ARC_RADIUS, highlight_start, + highlight_start + TYPE_INDICATOR_RANGE); + if (state->auth_state == AUTH_STATE_INPUT) { + cairo_set_source_rgb(cairo, 51.0 / 255, 219.0 / 255, 0); + } else { + cairo_set_source_rgb(cairo, 219.0 / 255, 51.0 / 255, 0); + } + cairo_stroke(cairo); + + // Draw borders + cairo_set_source_rgb(cairo, 0, 0, 0); + cairo_arc(cairo, surface->width / 2, surface->height / 2, + ARC_RADIUS, highlight_start, + highlight_start + TYPE_INDICATOR_BORDER_THICKNESS); + cairo_stroke(cairo); + + cairo_arc(cairo, surface->width / 2, surface->height / 2, + ARC_RADIUS, highlight_start + TYPE_INDICATOR_RANGE, + highlight_start + TYPE_INDICATOR_RANGE + + TYPE_INDICATOR_BORDER_THICKNESS); + cairo_stroke(cairo); + } + + // Draw inner + outer border of the circle + cairo_set_source_rgb(cairo, 0, 0, 0); + cairo_set_line_width(cairo, 2.0); + cairo_arc(cairo, surface->width / 2, surface->height / 2, + ARC_RADIUS - ARC_THICKNESS / 2, 0, 2 * M_PI); + cairo_stroke(cairo); + cairo_arc(cairo, surface->width / 2, surface->height / 2, + ARC_RADIUS + ARC_THICKNESS / 2, 0, 2 * M_PI); + cairo_stroke(cairo); } + wl_surface_attach(surface->surface, surface->current_buffer->buffer, 0, 0); wl_surface_damage(surface->surface, 0, 0, surface->width, surface->height); wl_surface_commit(surface->surface); + wl_display_roundtrip(state->display); +} + +void render_frames(struct swaylock_state *state) { + struct swaylock_surface *surface; + wl_list_for_each(surface, &state->surfaces, link) { + render_frame(surface); + } } |