Add client support for HiDPI

This adds HiDPI support to swaybar, swaybg, and swaylock.
This commit is contained in:
Drew DeVault 2016-09-05 11:36:48 -04:00
parent 61184e3208
commit b2226ac655
9 changed files with 96 additions and 61 deletions

View file

@ -51,12 +51,14 @@ struct window {
struct wl_callback *frame_cb;
struct cursor cursor;
uint32_t width, height;
int32_t scale;
char *font;
cairo_t *cairo;
struct pointer_input pointer_input;
};
struct window *window_setup(struct registry *registry, uint32_t width, uint32_t height, bool shell_surface);
struct window *window_setup(struct registry *registry, uint32_t width, uint32_t height,
int32_t scale, bool shell_surface);
void window_teardown(struct window *state);
int window_prerender(struct window *state);
int window_render(struct window *state);

View file

@ -152,12 +152,15 @@ void bar_setup(struct bar *bar, const char *socket_path, const char *bar_id) {
struct output_state *output = bar_output->registry->outputs->items[bar_output->idx];
bar_output->window = window_setup(bar_output->registry, output->width * output->scale, 30 * output->scale, false);
bar_output->window = window_setup(bar_output->registry,
output->width / output->scale, 30, output->scale, false);
if (!bar_output->window) {
sway_abort("Failed to create window.");
}
desktop_shell_set_panel(bar_output->registry->desktop_shell, output->output, bar_output->window->surface);
desktop_shell_set_panel_position(bar_output->registry->desktop_shell, bar->config->position);
desktop_shell_set_panel(bar_output->registry->desktop_shell,
output->output, bar_output->window->surface);
desktop_shell_set_panel_position(bar_output->registry->desktop_shell,
bar->config->position);
window_make_shell(bar_output->window);

View file

@ -8,6 +8,7 @@
#include "swaybar/config.h"
#include "swaybar/status_line.h"
#include "swaybar/render.h"
#include "log.h"
/* internal spacing */
@ -283,7 +284,8 @@ void render(struct output *output, struct config *config, struct status_line *li
if (line->protocol == TEXT) {
get_text_size(window->cairo, window->font, &width, &height, config->pango_markup, "%s", line->text_line);
cairo_move_to(cairo, window->width - margin - width, margin);
cairo_move_to(cairo, (window->width * window->scale)
- margin - width, margin);
pango_printf(window->cairo, window->font, config->pango_markup, "%s", line->text_line);
} else if (line->protocol == I3BAR && line->block_line) {
double pos = window->width - 0.5;
@ -316,11 +318,12 @@ void render(struct output *output, struct config *config, struct status_line *li
void set_window_height(struct window *window, int height) {
int text_width, text_height;
get_text_size(window->cairo, window->font, &text_width, &text_height, false,
get_text_size(window->cairo, window->font,
&text_width, &text_height, false,
"Test string for measuring purposes");
if (height > 0) {
margin = (height - text_height) / 2;
ws_vertical_padding = margin - 1.5;
}
window->height = text_height + margin * 2;
window->height = (text_height + margin * 2) / window->scale;
}

View file

@ -69,7 +69,8 @@ int main(int argc, const char **argv) {
sway_log(L_INFO, "Using output %d of %d", desired_output, registry->outputs->length);
int i;
struct output_state *output = registry->outputs->items[desired_output];
struct window *window = window_setup(registry, output->width, output->height, false);
struct window *window = window_setup(registry,
output->width, output->height, output->scale, false);
if (!window) {
sway_abort("Failed to create surfaces.");
}
@ -115,60 +116,63 @@ int main(int argc, const char **argv) {
sway_abort("Unsupported scaling mode: %s", scaling_mode_str);
}
int wwidth = window->width * window->scale;
int wheight = window->height * window->scale;
for (i = 0; i < surfaces->length; ++i) {
struct window *window = surfaces->items[i];
if (window_prerender(window) && window->cairo) {
switch (scaling_mode) {
case SCALING_MODE_STRETCH:
cairo_scale(window->cairo,
(double) window->width / width,
(double) window->height / height);
(double) wwidth / width,
(double) wheight / height);
cairo_set_source_surface(window->cairo, image, 0, 0);
break;
case SCALING_MODE_FILL:
{
double window_ratio = (double) window->width / window->height;
double window_ratio = (double) wwidth / wheight;
double bg_ratio = width / height;
if (window_ratio > bg_ratio) {
double scale = (double) window->width / width;
double scale = (double) wwidth / width;
cairo_scale(window->cairo, scale, scale);
cairo_set_source_surface(window->cairo, image,
0,
(double) window->height/2 / scale - height/2);
(double) wheight/2 / scale - height/2);
} else {
double scale = (double) window->height / height;
double scale = (double) wheight / height;
cairo_scale(window->cairo, scale, scale);
cairo_set_source_surface(window->cairo, image,
(double) window->width/2 / scale - width/2,
(double) wwidth/2 / scale - width/2,
0);
}
break;
}
case SCALING_MODE_FIT:
{
double window_ratio = (double) window->width / window->height;
double window_ratio = (double) wwidth / wheight;
double bg_ratio = width / height;
if (window_ratio > bg_ratio) {
double scale = (double) window->height / height;
double scale = (double) wheight / height;
cairo_scale(window->cairo, scale, scale);
cairo_set_source_surface(window->cairo, image,
(double) window->width/2 / scale - width/2,
(double) wwidth/2 / scale - width/2,
0);
} else {
double scale = (double) window->width / width;
double scale = (double) wwidth / width;
cairo_scale(window->cairo, scale, scale);
cairo_set_source_surface(window->cairo, image,
0,
(double) window->height/2 / scale - height/2);
(double) wheight/2 / scale - height/2);
}
break;
}
case SCALING_MODE_CENTER:
cairo_set_source_surface(window->cairo, image,
(double) window->width/2 - width/2,
(double) window->height/2 - height/2);
(double) wwidth/2 - width/2,
(double) wheight/2 - height/2);
break;
case SCALING_MODE_TILE:
{

View file

@ -223,58 +223,60 @@ void render_color(struct window *window, uint32_t color) {
void render_image(struct window *window, cairo_surface_t *image, enum scaling_mode scaling_mode) {
double width = cairo_image_surface_get_width(image);
double height = cairo_image_surface_get_height(image);
int wwidth = window->width * window->scale;
int wheight = window->height * window->scale;
switch (scaling_mode) {
case SCALING_MODE_STRETCH:
cairo_scale(window->cairo,
(double) window->width / width,
(double) window->height / height);
(double) wwidth / width,
(double) wheight / height);
cairo_set_source_surface(window->cairo, image, 0, 0);
break;
case SCALING_MODE_FILL:
{
double window_ratio = (double) window->width / window->height;
double bg_ratio = width / height;
double window_ratio = (double) wwidth / wheight;
double bg_ratio = wheight;
if (window_ratio > bg_ratio) {
double scale = (double) window->width / width;
double scale = (double) wwidth / width;
cairo_scale(window->cairo, scale, scale);
cairo_set_source_surface(window->cairo, image,
0,
(double) window->height/2 / scale - height/2);
(double) wheight/2 / scale - height/2);
} else {
double scale = (double) window->height / height;
double scale = (double) wheight / height;
cairo_scale(window->cairo, scale, scale);
cairo_set_source_surface(window->cairo, image,
(double) window->width/2 / scale - width/2,
(double) wwidth/2 / scale - width/2,
0);
}
break;
}
case SCALING_MODE_FIT:
{
double window_ratio = (double) window->width / window->height;
double window_ratio = (double) wwidth / wheight;
double bg_ratio = width / height;
if (window_ratio > bg_ratio) {
double scale = (double) window->height / height;
double scale = (double) wheight / height;
cairo_scale(window->cairo, scale, scale);
cairo_set_source_surface(window->cairo, image,
(double) window->width/2 / scale - width/2,
(double) wwidth/2 / scale - width/2,
0);
} else {
double scale = (double) window->width / width;
double scale = (double) wwidth / width;
cairo_scale(window->cairo, scale, scale);
cairo_set_source_surface(window->cairo, image,
0,
(double) window->height/2 / scale - height/2);
(double) wheight/2 / scale - height/2);
}
break;
}
case SCALING_MODE_CENTER:
cairo_set_source_surface(window->cairo, image,
(double) window->width/2 - width/2,
(double) window->height/2 - height/2);
(double) wwidth/2 - width/2,
(double) wheight/2 - height/2);
break;
case SCALING_MODE_TILE:
{
@ -477,7 +479,8 @@ int main(int argc, char **argv) {
for (i = 0; i < registry->outputs->length; ++i) {
struct output_state *output = registry->outputs->items[i];
struct window *window = window_setup(registry, output->width, output->height, true);
struct window *window = window_setup(registry,
output->width, output->height, output->scale, true);
if (!window) {
sway_abort("Failed to create surfaces.");
}
@ -564,6 +567,8 @@ void render(struct render_data *render_data) {
if (!window_prerender(window) || !window->cairo) {
continue;
}
int wwidth = window->width * window->scale;
int wheight = window->height * window->scale;
// Reset the transformation matrix
cairo_identity_matrix(window->cairo);
@ -595,7 +600,7 @@ void render(struct render_data *render_data) {
if (show_indicator && render_data->auth_state != AUTH_STATE_IDLE) {
// Draw circle
cairo_set_line_width(window->cairo, ARC_THICKNESS);
cairo_arc(window->cairo, window->width/2, window->height/2, ARC_RADIUS, 0, 2 * M_PI);
cairo_arc(window->cairo, wwidth/2, wheight/2, ARC_RADIUS, 0, 2 * M_PI);
switch (render_data->auth_state) {
case AUTH_STATE_INPUT:
case AUTH_STATE_BACKSPACE: {
@ -638,8 +643,8 @@ void render(struct render_data *render_data) {
double x, y;
cairo_text_extents(window->cairo, text, &extents);
x = window->width/2 - ((extents.width/2) + extents.x_bearing);
y = window->height/2 - ((extents.height/2) + extents.y_bearing);
x = wwidth/2 - ((extents.width/2) + extents.x_bearing);
y = wheight/2 - ((extents.height/2) + extents.y_bearing);
cairo_move_to(window->cairo, x, y);
cairo_show_text(window->cairo, text);
@ -651,7 +656,7 @@ void render(struct render_data *render_data) {
if (render_data->auth_state == AUTH_STATE_INPUT || render_data->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(window->cairo, window->width/2, window->height/2, ARC_RADIUS, highlight_start, highlight_start + TYPE_INDICATOR_RANGE);
cairo_arc(window->cairo, wwidth/2, wheight/2, ARC_RADIUS, highlight_start, highlight_start + TYPE_INDICATOR_RANGE);
if (render_data->auth_state == AUTH_STATE_INPUT) {
cairo_set_source_rgb(window->cairo, 51.0 / 255, 219.0 / 255, 0);
} else {
@ -661,19 +666,19 @@ void render(struct render_data *render_data) {
// Draw borders
cairo_set_source_rgb(window->cairo, 0, 0, 0);
cairo_arc(window->cairo, window->width/2, window->height/2, ARC_RADIUS, highlight_start, highlight_start + TYPE_INDICATOR_BORDER_THICKNESS);
cairo_arc(window->cairo, wwidth/2, wheight/2, ARC_RADIUS, highlight_start, highlight_start + TYPE_INDICATOR_BORDER_THICKNESS);
cairo_stroke(window->cairo);
cairo_arc(window->cairo, window->width/2, window->height/2, ARC_RADIUS, highlight_start + TYPE_INDICATOR_RANGE, (highlight_start + TYPE_INDICATOR_RANGE) + TYPE_INDICATOR_BORDER_THICKNESS);
cairo_arc(window->cairo, wwidth/2, wheight/2, ARC_RADIUS, highlight_start + TYPE_INDICATOR_RANGE, (highlight_start + TYPE_INDICATOR_RANGE) + TYPE_INDICATOR_BORDER_THICKNESS);
cairo_stroke(window->cairo);
}
// Draw inner + outer border of the circle
cairo_set_source_rgb(window->cairo, 0, 0, 0);
cairo_set_line_width(window->cairo, 2.0);
cairo_arc(window->cairo, window->width/2, window->height/2, ARC_RADIUS - ARC_THICKNESS/2, 0, 2*M_PI);
cairo_arc(window->cairo, wwidth/2, wheight/2, ARC_RADIUS - ARC_THICKNESS/2, 0, 2*M_PI);
cairo_stroke(window->cairo);
cairo_arc(window->cairo, window->width/2, window->height/2, ARC_RADIUS + ARC_THICKNESS/2, 0, 2*M_PI);
cairo_arc(window->cairo, wwidth/2, wheight/2, ARC_RADIUS + ARC_THICKNESS/2, 0, 2*M_PI);
cairo_stroke(window->cairo);
}
window_render(window);

View file

@ -50,8 +50,10 @@ static const struct wl_buffer_listener buffer_listener = {
};
static struct buffer *create_buffer(struct window *window, struct buffer *buf,
int32_t width, int32_t height, uint32_t format) {
int32_t width, int32_t height, int32_t scale, uint32_t format) {
width *= scale;
height *= scale;
uint32_t stride = width * 4;
uint32_t size = stride * height;
@ -63,7 +65,8 @@ static struct buffer *create_buffer(struct window *window, struct buffer *buf,
}
void *data = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
struct wl_shm_pool *pool = wl_shm_create_pool(window->registry->shm, fd, size);
buf->buffer = wl_shm_pool_create_buffer(pool, 0, width, height, stride, format);
buf->buffer = wl_shm_pool_create_buffer(pool, 0,
width, height, stride, format);
wl_shm_pool_destroy(pool);
close(fd);
unlink(name);
@ -72,10 +75,10 @@ static struct buffer *create_buffer(struct window *window, struct buffer *buf,
buf->width = width;
buf->height = height;
buf->surface = cairo_image_surface_create_for_data(data, CAIRO_FORMAT_ARGB32, width, height, stride);
buf->surface = cairo_image_surface_create_for_data(data,
CAIRO_FORMAT_ARGB32, width, height, stride);
buf->cairo = cairo_create(buf->surface);
buf->pango = pango_cairo_create_context(buf->cairo);
pango_cairo_context_set_resolution(buf->pango, 96 * 2);
wl_buffer_add_listener(buf->buffer, &buffer_listener, buf);
return buf;
@ -114,7 +117,9 @@ struct buffer *get_next_buffer(struct window *window) {
}
if (!buffer->buffer) {
if (!create_buffer(window, buffer, window->width, window->height, WL_SHM_FORMAT_ARGB8888)) {
if (!create_buffer(window, buffer,
window->width, window->height, window->scale,
WL_SHM_FORMAT_ARGB8888)) {
return NULL;
}
}

View file

@ -9,6 +9,8 @@
PangoLayout *get_pango_layout(cairo_t *cairo, const char *font, const char *text, bool markup) {
PangoLayout *layout = pango_cairo_create_layout(cairo);
PangoAttrList *attrs = pango_attr_list_new();
pango_attr_list_insert(attrs, pango_attr_scale_new(2));
if (markup) {
pango_layout_set_markup(layout, text, -1);
} else {
@ -17,6 +19,8 @@ PangoLayout *get_pango_layout(cairo_t *cairo, const char *font, const char *text
PangoFontDescription *desc = pango_font_description_from_string(font);
pango_layout_set_font_description(layout, desc);
pango_layout_set_single_paragraph_mode(layout, 1);
pango_layout_set_attributes(layout, attrs);
pango_attr_list_unref(attrs);
pango_font_description_free(desc);
return layout;
}

View file

@ -18,6 +18,8 @@ static void display_handle_mode(void *data, struct wl_output *wl_output,
state->flags = flags;
state->width = width;
state->height = height;
sway_log(L_DEBUG, "Got mode %dx%x:0x%X for output %p",
width, height, flags, data);
}
}
@ -34,6 +36,7 @@ static void display_handle_done(void *data, struct wl_output *wl_output) {
static void display_handle_scale(void *data, struct wl_output *wl_output, int32_t factor) {
struct output_state *state = data;
state->scale = factor;
sway_log(L_DEBUG, "Got scale factor %d for output %p", factor, data);
}
static const struct wl_output_listener output_listener = {

View file

@ -93,11 +93,13 @@ void window_make_shell(struct window *window) {
wl_shell_surface_set_toplevel(window->shell_surface);
}
struct window *window_setup(struct registry *registry, uint32_t width, uint32_t height, bool shell_surface) {
struct window *window_setup(struct registry *registry, uint32_t width, uint32_t height,
int32_t scale, bool shell_surface) {
struct window *window = malloc(sizeof(struct window));
memset(window, 0, sizeof(struct window));
window->width = width;
window->height = height;
window->scale = scale;
window->registry = registry;
window->font = "monospace 10";
@ -121,15 +123,18 @@ struct window *window_setup(struct registry *registry, uint32_t width, uint32_t
cursor_size = "16";
}
sway_log(L_DEBUG, "Cursor scale: %d", scale);
window->cursor.cursor_theme = wl_cursor_theme_load(cursor_theme,
atoi(cursor_size), registry->shm);
atoi(cursor_size) * scale, registry->shm);
window->cursor.cursor = wl_cursor_theme_get_cursor(window->cursor.cursor_theme, "left_ptr");
window->cursor.surface = wl_compositor_create_surface(registry->compositor);
struct wl_cursor_image *image = window->cursor.cursor->images[0];
struct wl_buffer *cursor_buf = wl_cursor_image_get_buffer(image);
wl_surface_attach(window->cursor.surface, cursor_buf, 0, 0);
wl_surface_damage(window->cursor.surface, 0, 0, image->width, image->height);
wl_surface_set_buffer_scale(window->cursor.surface, scale);
wl_surface_damage(window->cursor.surface, 0, 0,
image->width, image->height);
wl_surface_commit(window->cursor.surface);
}
@ -159,8 +164,9 @@ int window_render(struct window *window) {
window->frame_cb = wl_surface_frame(window->surface);
wl_callback_add_listener(window->frame_cb, &listener, window);
wl_surface_damage(window->surface, 0, 0, window->buffer->width, window->buffer->height);
wl_surface_attach(window->surface, window->buffer->buffer, 0, 0);
wl_surface_set_buffer_scale(window->surface, window->scale);
wl_surface_damage(window->surface, 0, 0, window->width, window->height);
wl_surface_commit(window->surface);
return 1;