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Diffstat (limited to 'swaybar/render.c')
-rw-r--r--swaybar/render.c146
1 files changed, 85 insertions, 61 deletions
diff --git a/swaybar/render.c b/swaybar/render.c
index 97690338..dc31a5ea 100644
--- a/swaybar/render.c
+++ b/swaybar/render.c
@@ -1,4 +1,5 @@
#define _POSIX_C_SOURCE 200809L
+#include <assert.h>
#include <limits.h>
#include <stdlib.h>
#include <stdint.h>
@@ -9,6 +10,7 @@
#include "pool-buffer.h"
#include "swaybar/bar.h"
#include "swaybar/config.h"
+#include "swaybar/i3bar.h"
#include "swaybar/ipc.h"
#include "swaybar/render.h"
#include "swaybar/status_line.h"
@@ -19,47 +21,47 @@ static const double WS_VERTICAL_PADDING = 1.5;
static const double BORDER_WIDTH = 1;
static uint32_t render_status_line_error(cairo_t *cairo,
- struct swaybar_output *output, struct swaybar_config *config,
- const char *error, double *x, uint32_t surface_height) {
+ struct swaybar_output *output, double *x) {
+ const char *error = output->bar->status->text;
if (!error) {
return 0;
}
- uint32_t height = surface_height * output->scale;
+ uint32_t height = output->height * output->scale;
cairo_set_source_u32(cairo, 0xFF0000FF);
int margin = 3 * output->scale;
int ws_vertical_padding = WS_VERTICAL_PADDING * output->scale;
+ char *font = output->bar->config->font;
int text_width, text_height;
- get_text_size(cairo, config->font, &text_width, &text_height, NULL,
+ get_text_size(cairo, font, &text_width, &text_height, NULL,
output->scale, false, "%s", error);
uint32_t ideal_height = text_height + ws_vertical_padding * 2;
uint32_t ideal_surface_height = ideal_height / output->scale;
- if (surface_height < ideal_surface_height) {
+ if (output->height < ideal_surface_height) {
return ideal_surface_height;
}
*x -= text_width + margin;
double text_y = height / 2.0 - text_height / 2.0;
cairo_move_to(cairo, *x, (int)floor(text_y));
- pango_printf(cairo, config->font, output->scale, false, "%s", error);
+ pango_printf(cairo, font, output->scale, false, "%s", error);
*x -= margin;
- return surface_height;
+ return output->height;
}
static uint32_t render_status_line_text(cairo_t *cairo,
- struct swaybar_output *output, struct swaybar_config *config,
- const char *text, bool focused, double *x, uint32_t surface_height) {
+ struct swaybar_output *output, double *x) {
+ const char *text = output->bar->status->text;
if (!text) {
return 0;
}
- uint32_t height = surface_height * output->scale;
-
- cairo_set_source_u32(cairo, focused ?
+ struct swaybar_config *config = output->bar->config;
+ cairo_set_source_u32(cairo, output->focused ?
config->colors.focused_statusline : config->colors.statusline);
int text_width, text_height;
@@ -71,17 +73,18 @@ static uint32_t render_status_line_text(cairo_t *cairo,
uint32_t ideal_height = text_height + ws_vertical_padding * 2;
uint32_t ideal_surface_height = ideal_height / output->scale;
- if (surface_height < ideal_surface_height) {
+ if (output->height < ideal_surface_height) {
return ideal_surface_height;
}
*x -= text_width + margin;
+ uint32_t height = output->height * output->scale;
double text_y = height / 2.0 - text_height / 2.0;
cairo_move_to(cairo, *x, (int)floor(text_y));
pango_printf(cairo, config->font, output->scale,
config->pango_markup, "%s", text);
*x -= margin;
- return surface_height;
+ return output->height;
}
static void render_sharp_line(cairo_t *cairo, uint32_t color,
@@ -121,12 +124,11 @@ static void i3bar_block_unref_callback(void *data) {
static uint32_t render_status_block(cairo_t *cairo,
struct swaybar_output *output, struct i3bar_block *block, double *x,
- uint32_t surface_height, bool focused, bool edge) {
+ bool edge) {
if (!block->full_text || !*block->full_text) {
return 0;
}
- uint32_t height = surface_height * output->scale;
struct swaybar_config *config = output->bar->config;
int text_width, text_height;
@@ -144,7 +146,7 @@ static uint32_t render_status_block(cairo_t *cairo,
double block_width = width;
uint32_t ideal_height = text_height + ws_vertical_padding * 2;
uint32_t ideal_surface_height = ideal_height / output->scale;
- if (surface_height < ideal_surface_height) {
+ if (output->height < ideal_surface_height) {
return ideal_surface_height;
}
@@ -165,7 +167,7 @@ static uint32_t render_status_block(cairo_t *cairo,
output->scale, false, "%s", config->sep_symbol);
uint32_t _ideal_height = sep_height + ws_vertical_padding * 2;
uint32_t _ideal_surface_height = _ideal_height / output->scale;
- if (surface_height < _ideal_surface_height) {
+ if (output->height < _ideal_surface_height) {
return _ideal_surface_height;
}
if (sep_width > block->separator_block_width) {
@@ -177,6 +179,7 @@ static uint32_t render_status_block(cairo_t *cairo,
*x -= margin;
}
+ uint32_t height = output->height * output->scale;
if (output->bar->status->click_events) {
struct swaybar_hotspot *hotspot = calloc(1, sizeof(struct swaybar_hotspot));
hotspot->x = *x;
@@ -240,7 +243,7 @@ static uint32_t render_status_block(cairo_t *cairo,
}
if (!edge && block->separator) {
- if (focused) {
+ if (output->focused) {
cairo_set_source_u32(cairo, config->colors.focused_separator);
} else {
cairo_set_source_u32(cairo, config->colors.separator);
@@ -259,19 +262,16 @@ static uint32_t render_status_block(cairo_t *cairo,
cairo_stroke(cairo);
}
}
- return surface_height;
+ return output->height;
}
static uint32_t render_status_line_i3bar(cairo_t *cairo,
- struct swaybar_config *config, struct swaybar_output *output,
- struct status_line *status, bool focused,
- double *x, uint32_t surface_height) {
+ struct swaybar_output *output, double *x) {
uint32_t max_height = 0;
bool edge = true;
struct i3bar_block *block;
- wl_list_for_each(block, &status->blocks, link) {
- uint32_t h = render_status_block(cairo, output,
- block, x, surface_height, focused, edge);
+ wl_list_for_each(block, &output->bar->status->blocks, link) {
+ uint32_t h = render_status_block(cairo, output, block, x, edge);
max_height = h > max_height ? h : max_height;
edge = false;
}
@@ -279,19 +279,15 @@ static uint32_t render_status_line_i3bar(cairo_t *cairo,
}
static uint32_t render_status_line(cairo_t *cairo,
- struct swaybar_config *config, struct swaybar_output *output,
- struct status_line *status, bool focused,
- double *x, uint32_t surface_height) {
+ struct swaybar_output *output, double *x) {
+ struct status_line *status = output->bar->status;
switch (status->protocol) {
case PROTOCOL_ERROR:
- return render_status_line_error(cairo, output, config,
- status->text, x, surface_height);
+ return render_status_line_error(cairo, output, x);
case PROTOCOL_TEXT:
- return render_status_line_text(cairo, output, config,
- status->text, focused, x, surface_height);
+ return render_status_line_text(cairo, output, x);
case PROTOCOL_I3BAR:
- return render_status_line_i3bar(cairo, config, output,
- status, focused, x, surface_height);
+ return render_status_line_i3bar(cairo, output, x);
case PROTOCOL_UNDEF:
return 0;
}
@@ -299,10 +295,9 @@ static uint32_t render_status_line(cairo_t *cairo,
}
static uint32_t render_binding_mode_indicator(cairo_t *cairo,
- struct swaybar_output *output, struct swaybar_config *config,
- const char *mode, double x, uint32_t surface_height) {
- uint32_t height = surface_height * output->scale;
-
+ struct swaybar_output *output, double x) {
+ struct swaybar_config *config = output->bar->config;
+ const char *mode = config->mode;
int text_width, text_height;
get_text_size(cairo, config->font, &text_width, &text_height, NULL,
output->scale, config->mode_pango_markup,
@@ -315,11 +310,12 @@ static uint32_t render_binding_mode_indicator(cairo_t *cairo,
uint32_t ideal_height = text_height + ws_vertical_padding * 2
+ border_width * 2;
uint32_t ideal_surface_height = ideal_height / output->scale;
- if (surface_height < ideal_surface_height) {
+ if (output->height < ideal_surface_height) {
return ideal_surface_height;
}
uint32_t width = text_width + ws_horizontal_padding * 2 + border_width * 2;
+ uint32_t height = output->height * output->scale;
cairo_set_source_u32(cairo, config->colors.binding_mode.background);
cairo_rectangle(cairo, x, 0, width, height);
cairo_fill(cairo);
@@ -339,7 +335,7 @@ static uint32_t render_binding_mode_indicator(cairo_t *cairo,
cairo_move_to(cairo, x + width / 2 - text_width / 2, (int)floor(text_y));
pango_printf(cairo, config->font, output->scale, config->mode_pango_markup,
"%s", mode);
- return surface_height;
+ return output->height;
}
static const char *strip_workspace_number(const char *ws_name) {
@@ -365,8 +361,9 @@ static enum hotspot_event_handling workspace_hotspot_callback(struct swaybar_out
}
static uint32_t render_workspace_button(cairo_t *cairo,
- struct swaybar_output *output, struct swaybar_config *config,
- struct swaybar_workspace *ws, double *x, uint32_t surface_height) {
+ struct swaybar_output *output,
+ struct swaybar_workspace *ws, double *x) {
+ struct swaybar_config *config = output->bar->config;
const char *name = ws->name;
if (config->strip_workspace_numbers) {
name = strip_workspace_number(ws->name);
@@ -383,7 +380,7 @@ static uint32_t render_workspace_button(cairo_t *cairo,
box_colors = config->colors.inactive_workspace;
}
- uint32_t height = surface_height * output->scale;
+ uint32_t height = output->height * output->scale;
int text_width, text_height;
get_text_size(cairo, config->font, &text_width, &text_height, NULL,
@@ -396,7 +393,7 @@ static uint32_t render_workspace_button(cairo_t *cairo,
uint32_t ideal_height = ws_vertical_padding * 2 + text_height
+ border_width * 2;
uint32_t ideal_surface_height = ideal_height / output->scale;
- if (surface_height < ideal_surface_height) {
+ if (output->height < ideal_surface_height) {
return ideal_surface_height;
}
@@ -433,11 +430,11 @@ static uint32_t render_workspace_button(cairo_t *cairo,
wl_list_insert(&output->hotspots, &hotspot->link);
*x += width;
- return surface_height;
+ return output->height;
}
-static uint32_t render_to_cairo(cairo_t *cairo,
- struct swaybar *bar, struct swaybar_output *output) {
+static uint32_t render_to_cairo(cairo_t *cairo, struct swaybar_output *output) {
+ struct swaybar *bar = output->bar;
struct swaybar_config *config = bar->config;
cairo_set_operator(cairo, CAIRO_OPERATOR_SOURCE);
if (output->focused) {
@@ -457,29 +454,43 @@ static uint32_t render_to_cairo(cairo_t *cairo,
*/
double x = output->width * output->scale;
if (bar->status) {
- uint32_t h = render_status_line(cairo, config, output,
- bar->status, output->focused, &x, output->height);
+ uint32_t h = render_status_line(cairo, output, &x);
max_height = h > max_height ? h : max_height;
}
x = 0;
if (config->workspace_buttons) {
struct swaybar_workspace *ws;
wl_list_for_each_reverse(ws, &output->workspaces, link) {
- uint32_t h = render_workspace_button(cairo,
- output, config, ws, &x, output->height);
+ uint32_t h = render_workspace_button(cairo, output, ws, &x);
max_height = h > max_height ? h : max_height;
}
}
if (config->binding_mode_indicator && config->mode) {
- uint32_t h = render_binding_mode_indicator(cairo,
- output, config, config->mode, x, output->height);
+ uint32_t h = render_binding_mode_indicator(cairo, output, x);
max_height = h > max_height ? h : max_height;
}
return max_height > output->height ? max_height : output->height;
}
-void render_frame(struct swaybar *bar, struct swaybar_output *output) {
+static void output_frame_handle_done(void *data, struct wl_callback *callback,
+ uint32_t time) {
+ wl_callback_destroy(callback);
+ struct swaybar_output *output = data;
+ output->frame_scheduled = false;
+ if (output->dirty) {
+ render_frame(output);
+ output->dirty = false;
+ }
+}
+
+static const struct wl_callback_listener output_frame_listener = {
+ .done = output_frame_handle_done
+};
+
+void render_frame(struct swaybar_output *output) {
+ assert(output->surface != NULL);
+
struct swaybar_hotspot *hotspot, *tmp;
wl_list_for_each_safe(hotspot, tmp, &output->hotspots, link) {
if (hotspot->destroy) {
@@ -492,13 +503,21 @@ void render_frame(struct swaybar *bar, struct swaybar_output *output) {
cairo_surface_t *recorder = cairo_recording_surface_create(
CAIRO_CONTENT_COLOR_ALPHA, NULL);
cairo_t *cairo = cairo_create(recorder);
+ cairo_set_antialias(cairo, CAIRO_ANTIALIAS_BEST);
+ cairo_font_options_t *fo = cairo_font_options_create();
+ cairo_font_options_set_hint_style(fo, CAIRO_HINT_STYLE_FULL);
+ cairo_font_options_set_antialias(fo, CAIRO_ANTIALIAS_SUBPIXEL);
+ cairo_font_options_set_subpixel_order(fo, to_cairo_subpixel_order(output->subpixel));
+ cairo_set_font_options(cairo, fo);
+ cairo_font_options_destroy(fo);
cairo_save(cairo);
cairo_set_operator(cairo, CAIRO_OPERATOR_CLEAR);
cairo_paint(cairo);
cairo_restore(cairo);
- uint32_t height = render_to_cairo(cairo, bar, output);
- if (bar->config->height >= 0 && height < (uint32_t)bar->config->height) {
- height = bar->config->height;
+ uint32_t height = render_to_cairo(cairo, output);
+ int config_height = output->bar->config->height;
+ if (config_height >= 0 && height < (uint32_t)config_height) {
+ height = config_height;
}
if (height != output->height) {
// Reconfigure surface
@@ -507,14 +526,15 @@ void render_frame(struct swaybar *bar, struct swaybar_output *output) {
// TODO: this could infinite loop if the compositor assigns us a
// different height than what we asked for
wl_surface_commit(output->surface);
- wl_display_roundtrip(bar->display);
} else if (height > 0) {
// Replay recording into shm and send it off
- output->current_buffer = get_next_buffer(bar->shm,
+ output->current_buffer = get_next_buffer(output->bar->shm,
output->buffers,
output->width * output->scale,
output->height * output->scale);
if (!output->current_buffer) {
+ cairo_surface_destroy(recorder);
+ cairo_destroy(cairo);
return;
}
cairo_t *shm = output->current_buffer->cairo;
@@ -532,8 +552,12 @@ void render_frame(struct swaybar *bar, struct swaybar_output *output) {
output->current_buffer->buffer, 0, 0);
wl_surface_damage(output->surface, 0, 0,
output->width, output->height);
+
+ struct wl_callback *frame_callback = wl_surface_frame(output->surface);
+ wl_callback_add_listener(frame_callback, &output_frame_listener, output);
+ output->frame_scheduled = true;
+
wl_surface_commit(output->surface);
- wl_display_roundtrip(bar->display);
}
cairo_surface_destroy(recorder);
cairo_destroy(cairo);
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-16 04:51:37 +0000