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Add hidpi support to swaybar

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This commit is contained in:
Drew DeVault 2018-04-03 21:06:28 -04:00
parent deb63eda88
commit 2605950769
3 changed files with 173 additions and 69 deletions
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1
include/swaybar/bar.h
View file

@ -58,6 +58,7 @@ struct swaybar_output {
bool focused;
uint32_t width, height;
int32_t scale;
struct pool_buffer buffers[2];
struct pool_buffer *current_buffer;
};

73
swaybar/bar.c
View file

@ -69,11 +69,19 @@ static void wl_pointer_enter(void *data, struct wl_pointer *wl_pointer,
break;
}
}
int max_scale = 1;
struct swaybar_output *_output;
wl_list_for_each(_output, &bar->outputs, link) {
if (_output->scale > max_scale) {
max_scale = _output->scale;
}
}
wl_surface_set_buffer_scale(pointer->cursor_surface, max_scale);
wl_surface_attach(pointer->cursor_surface,
wl_cursor_image_get_buffer(pointer->cursor_image), 0, 0);
wl_pointer_set_cursor(wl_pointer, serial, pointer->cursor_surface,
pointer->cursor_image->hotspot_x,
pointer->cursor_image->hotspot_y);
pointer->cursor_image->hotspot_x / max_scale,
pointer->cursor_image->hotspot_y / max_scale);
wl_surface_commit(pointer->cursor_surface);
}
@ -103,10 +111,12 @@ static void wl_pointer_button(void *data, struct wl_pointer *wl_pointer,
}
struct swaybar_hotspot *hotspot;
wl_list_for_each(hotspot, &output->hotspots, link) {
if (pointer->x >= hotspot->x
&& pointer->y >= hotspot->y
&& pointer->x < hotspot->x + hotspot->width
&& pointer->y < hotspot->y + hotspot->height) {
double x = pointer->x * output->scale;
double y = pointer->y * output->scale;
if (x >= hotspot->x
&& y >= hotspot->y
&& x < hotspot->x + hotspot->width
&& y < hotspot->y + hotspot->height) {
hotspot->callback(output, pointer->x, pointer->y,
button, hotspot->data);
}
@ -197,12 +207,43 @@ const struct wl_seat_listener seat_listener = {
.name = seat_handle_name,
};
static void output_geometry(void *data, struct wl_output *output, int32_t x,
int32_t y, int32_t width_mm, int32_t height_mm, int32_t subpixel,
const char *make, const char *model, int32_t transform) {
// Who cares
}
static void output_mode(void *data, struct wl_output *output, uint32_t flags,
int32_t width, int32_t height, int32_t refresh) {
// Who cares
}
static void output_done(void *data, struct wl_output *output) {
// Who cares
}
static void output_scale(void *data, struct wl_output *wl_output,
int32_t factor) {
struct swaybar_output *output = data;
output->scale = factor;
if (output->surface) {
render_frame(output->bar, output);
}
}
struct wl_output_listener output_listener = {
.geometry = output_geometry,
.mode = output_mode,
.done = output_done,
.scale = output_scale,
};
static void handle_global(void *data, struct wl_registry *registry,
uint32_t name, const char *interface, uint32_t version) {
struct swaybar *bar = data;
if (strcmp(interface, wl_compositor_interface.name) == 0) {
bar->compositor = wl_registry_bind(registry, name,
&wl_compositor_interface, 1);
&wl_compositor_interface, 3);
} else if (strcmp(interface, wl_seat_interface.name) == 0) {
bar->seat = wl_registry_bind(registry, name,
&wl_seat_interface, 1);
@ -216,7 +257,9 @@ static void handle_global(void *data, struct wl_registry *registry,
calloc(1, sizeof(struct swaybar_output));
output->bar = bar;
output->output = wl_registry_bind(registry, name,
&wl_output_interface, 1);
&wl_output_interface, 3);
wl_output_add_listener(output->output, &output_listener, output);
output->scale = 1;
output->index = index++;
wl_list_init(&output->workspaces);
wl_list_init(&output->hotspots);
@ -262,9 +305,20 @@ void bar_setup(struct swaybar *bar,
wl_registry_add_listener(registry, &registry_listener, bar);
wl_display_roundtrip(bar->display);
assert(bar->compositor && bar->layer_shell && bar->shm);
wl_display_roundtrip(bar->display);
struct swaybar_pointer *pointer = &bar->pointer;
assert(pointer->cursor_theme = wl_cursor_theme_load(NULL, 16, bar->shm));
int max_scale = 1;
struct swaybar_output *output;
wl_list_for_each(output, &bar->outputs, link) {
if (output->scale > max_scale) {
max_scale = output->scale;
}
}
assert(pointer->cursor_theme = wl_cursor_theme_load(
NULL, 16 * (max_scale * 2), bar->shm));
struct wl_cursor *cursor;
assert(cursor = wl_cursor_theme_get_cursor(
pointer->cursor_theme, "left_ptr"));
@ -273,7 +327,6 @@ void bar_setup(struct swaybar *bar,
wl_compositor_create_surface(bar->compositor));
// TODO: we might not necessarily be meant to do all of the outputs
struct swaybar_output *output;
wl_list_for_each(output, &bar->outputs, link) {
struct config_output *coutput;
wl_list_for_each(coutput, &bar->config->outputs, link) {

168
swaybar/render.c
View file

@ -14,55 +14,73 @@
#include "swaybar/status_line.h"
#include "wlr-layer-shell-unstable-v1-client-protocol.h"
static const int ws_horizontal_padding = 5;
static const double ws_vertical_padding = 1.5;
static const double border_width = 1;
static const int WS_HORIZONTAL_PADDING = 5;
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_config *config, const char *error,
double *x, uint32_t width, uint32_t height) {
struct swaybar_output *output, struct swaybar_config *config,
const char *error, double *x, uint32_t width, uint32_t height) {
if (!error) {
return 0;
}
height *= output->scale;
cairo_set_source_u32(cairo, 0xFF0000FF);
static const int margin = 3;
int margin = 3 * output->scale;
int ws_vertical_padding = WS_VERTICAL_PADDING * output->scale;
int text_width, text_height;
get_text_size(cairo, config->font,
&text_width, &text_height, 1, false, "%s", error);
&text_width, &text_height, output->scale, false, "%s", error);
uint32_t ideal_height = text_height + ws_vertical_padding * 2;
if (height < ideal_height) {
return ideal_height;
if (height < ideal_height / output->scale) {
return ideal_height / output->scale;
}
*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, 1, false, "%s", error);
pango_printf(cairo, config->font, output->scale, false, "%s", error);
*x -= margin;
return ideal_height;
return ideal_height / output->scale;
}
static uint32_t render_status_line_text(cairo_t *cairo,
struct swaybar_config *config, const char *text,
bool focused, double *x, uint32_t width, uint32_t height) {
struct swaybar_output *output, struct swaybar_config *config,
const char *text, bool focused, double *x,
uint32_t width, uint32_t height) {
if (!text) {
return 0;
}
height *= output->scale;
cairo_set_source_u32(cairo, focused ?
config->colors.focused_statusline : config->colors.statusline);
static const int margin = 3;
int text_width, text_height;
get_text_size(cairo, config->font, &text_width, &text_height,
1, config->pango_markup, "%s", text);
output->scale, config->pango_markup, "%s", text);
int ws_vertical_padding = WS_VERTICAL_PADDING * output->scale;
int margin = 3 * output->scale;
uint32_t ideal_height = text_height + ws_vertical_padding * 2;
if (height < ideal_height) {
return ideal_height;
if (height < ideal_height / output->scale) {
return ideal_height / output->scale;
}
*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, 1, config->pango_markup, "%s", text);
pango_printf(cairo, config->font, output->scale,
config->pango_markup, "%s", text);
*x -= margin;
return ideal_height;
return ideal_height / output->scale;
}
static void render_sharp_line(cairo_t *cairo, uint32_t color,
@ -100,22 +118,28 @@ static uint32_t render_status_block(cairo_t *cairo,
struct swaybar_config *config, struct swaybar_output *output,
struct i3bar_block *block, double *x,
uint32_t height, bool focused, bool edge) {
static const int margin = 3;
if (!block->full_text || !*block->full_text) {
return 0;
}
height *= output->scale;
int text_width, text_height;
get_text_size(cairo, config->font, &text_width, &text_height,
1, block->markup, "%s", block->full_text);
output->scale, block->markup, "%s", block->full_text);
int margin = 3 * output->scale;
int ws_vertical_padding = WS_VERTICAL_PADDING * 2;
int width = text_width;
if (width < block->min_width) {
width = block->min_width;
}
double block_width = width;
uint32_t ideal_height = text_height + ws_vertical_padding * 2;
if (height < ideal_height) {
return ideal_height;
if (height < ideal_height / output->scale) {
return ideal_height / output->scale;
}
*x -= width;
@ -133,10 +157,10 @@ static uint32_t render_status_block(cairo_t *cairo,
if (config->sep_symbol) {
int _height;
get_text_size(cairo, config->font, &sep_width, &_height,
1, false, "%s", config->sep_symbol);
output->scale, false, "%s", config->sep_symbol);
uint32_t _ideal_height = _height + ws_vertical_padding * 2;
if (height < _ideal_height) {
return _height;
if (height < _ideal_height / output->scale) {
return _height / output->scale;
}
if (sep_width > block->separator_block_width) {
block->separator_block_width = sep_width + margin * 2;
@ -160,22 +184,26 @@ static uint32_t render_status_block(cairo_t *cairo,
double pos = *x;
if (block->background) {
cairo_set_source_u32(cairo, block->background);
cairo_rectangle(cairo, pos - 0.5, 1, block_width, height);
cairo_rectangle(cairo, pos - 0.5 * output->scale,
output->scale, block_width, height);
cairo_fill(cairo);
}
if (block->border && block->border_top > 0) {
render_sharp_line(cairo, block->border,
pos - 0.5, 1, block_width, block->border_top);
pos - 0.5 * output->scale, output->scale,
block_width, block->border_top);
}
if (block->border && block->border_bottom > 0) {
render_sharp_line(cairo, block->border,
pos - 0.5, height - 1 - block->border_bottom,
pos - 0.5 * output->scale,
height - output->scale - block->border_bottom,
block_width, block->border_bottom);
}
if (block->border != 0 && block->border_left > 0) {
render_sharp_line(cairo, block->border,
pos - 0.5, 1, block->border_left, height);
pos - 0.5 * output->scale, output->scale,
block->border_left, height);
pos += block->border_left + margin;
}
@ -190,13 +218,15 @@ static uint32_t render_status_block(cairo_t *cairo,
cairo_move_to(cairo, offset, height / 2.0 - text_height / 2.0);
uint32_t color = block->color ? *block->color : config->colors.statusline;
cairo_set_source_u32(cairo, color);
pango_printf(cairo, config->font, 1, block->markup, "%s", block->full_text);
pango_printf(cairo, config->font, output->scale,
block->markup, "%s", block->full_text);
pos += width;
if (block->border && block->border_right > 0) {
pos += margin;
render_sharp_line(cairo, block->border,
pos - 0.5, 1, block->border_right, height);
pos - 0.5 * output->scale, output->scale,
block->border_right, height);
pos += block->border_right;
}
@ -209,7 +239,7 @@ static uint32_t render_status_block(cairo_t *cairo,
if (config->sep_symbol) {
offset = pos + (block->separator_block_width - sep_width) / 2;
cairo_move_to(cairo, offset, margin);
pango_printf(cairo, config->font, 1, false,
pango_printf(cairo, config->font, output->scale, false,
"%s", config->sep_symbol);
} else {
cairo_set_line_width(cairo, 1);
@ -220,7 +250,7 @@ static uint32_t render_status_block(cairo_t *cairo,
cairo_stroke(cairo);
}
}
return ideal_height;
return ideal_height / output->scale;
}
static uint32_t render_status_line_i3bar(cairo_t *cairo,
@ -246,10 +276,10 @@ static uint32_t render_status_line(cairo_t *cairo,
switch (status->protocol) {
case PROTOCOL_ERROR:
return render_status_line_error(cairo,
config, status->text, x, width, height);
output, config, status->text, x, width, height);
case PROTOCOL_TEXT:
return render_status_line_text(cairo,
config, status->text, focused, x, width, height);
output, config, status->text, focused, x, width, height);
case PROTOCOL_I3BAR:
return render_status_line_i3bar(cairo, config, output, status,
focused, x, width, height);
@ -260,15 +290,23 @@ static uint32_t render_status_line(cairo_t *cairo,
}
static uint32_t render_binding_mode_indicator(cairo_t *cairo,
struct swaybar_config *config, const char *mode, double x,
uint32_t height) {
struct swaybar_output *output, struct swaybar_config *config,
const char *mode, double x, uint32_t height) {
height *= output->scale;
int text_width, text_height;
get_text_size(cairo, config->font, &text_width, &text_height,
1, true, "%s", mode);
output->scale, true, "%s", mode);
int ws_vertical_padding = WS_VERTICAL_PADDING * output->scale;
int ws_horizontal_padding = WS_HORIZONTAL_PADDING * output->scale;
int border_width = BORDER_WIDTH * output->scale;
uint32_t ideal_height = text_height + ws_vertical_padding * 2
+ border_width * 2;
if (height < ideal_height) {
return ideal_height;
if (height < ideal_height / output->scale) {
return ideal_height / output->scale;
}
uint32_t width = text_width + ws_horizontal_padding * 2 + border_width * 2;
@ -289,8 +327,8 @@ static uint32_t render_binding_mode_indicator(cairo_t *cairo,
double text_y = height / 2.0 - text_height / 2.0;
cairo_set_source_u32(cairo, config->colors.binding_mode.text);
cairo_move_to(cairo, x + width / 2 - text_width / 2, (int)floor(text_y));
pango_printf(cairo, config->font, 1, true, "%s", mode);
return ideal_height;
pango_printf(cairo, config->font, output->scale, true, "%s", mode);
return ideal_height / output->scale;
}
static const char *strip_workspace_number(const char *ws_name) {
@ -330,14 +368,22 @@ static uint32_t render_workspace_button(cairo_t *cairo,
box_colors = config->colors.inactive_workspace;
}
height *= output->scale;
int text_width, text_height;
get_text_size(cairo, config->font, &text_width, &text_height,
1, true, "%s", name);
output->scale, true, "%s", name);
int ws_vertical_padding = WS_VERTICAL_PADDING * output->scale;
int ws_horizontal_padding = WS_HORIZONTAL_PADDING * output->scale;
int border_width = BORDER_WIDTH * output->scale;
uint32_t ideal_height = ws_vertical_padding * 2 + text_height
+ border_width * 2;
if (height < ideal_height) {
return ideal_height;
if (height < ideal_height / output->scale) {
return ideal_height / output->scale;
}
uint32_t width = ws_horizontal_padding * 2 + text_width + border_width * 2;
cairo_set_source_u32(cairo, box_colors.background);
@ -357,7 +403,7 @@ static uint32_t render_workspace_button(cairo_t *cairo,
double text_y = height / 2.0 - text_height / 2.0;
cairo_set_source_u32(cairo, box_colors.text);
cairo_move_to(cairo, *x + width / 2 - text_width / 2, (int)floor(text_y));
pango_printf(cairo, config->font, 1, true, "%s", name);
pango_printf(cairo, config->font, output->scale, true, "%s", name);
struct swaybar_hotspot *hotspot = calloc(1, sizeof(struct swaybar_hotspot));
hotspot->x = *x;
@ -370,7 +416,7 @@ static uint32_t render_workspace_button(cairo_t *cairo,
wl_list_insert(&output->hotspots, &hotspot->link);
*x += width;
return height;
return height / output->scale;
}
static uint32_t render_to_cairo(cairo_t *cairo,
@ -394,7 +440,13 @@ static uint32_t render_to_cairo(cairo_t *cairo,
* height is too tall, the render function should adapt its drawing to
* utilize the available space.
*/
double x = 0;
double x = output->width * output->scale;
if (bar->status) {
uint32_t h = render_status_line(cairo, config, output, bar->status,
output->focused, &x, output->width, output->height);
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) {
@ -404,14 +456,8 @@ static uint32_t render_to_cairo(cairo_t *cairo,
}
}
if (config->binding_mode_indicator && config->mode) {
uint32_t h = render_binding_mode_indicator(
cairo, config, config->mode, x, output->height);
max_height = h > max_height ? h : max_height;
}
x = output->width;
if (bar->status) {
uint32_t h = render_status_line(cairo, config, output, bar->status,
output->focused, &x, output->width, output->height);
uint32_t h = render_binding_mode_indicator(cairo,
output, config, config->mode, x, output->height);
max_height = h > max_height ? h : max_height;
}
@ -451,7 +497,9 @@ void render_frame(struct swaybar *bar, struct swaybar_output *output) {
} else {
// Replay recording into shm and send it off
output->current_buffer = get_next_buffer(bar->shm,
output->buffers, output->width, output->height);
output->buffers,
output->width * output->scale,
output->height * output->scale);
cairo_t *shm = output->current_buffer->cairo;
cairo_save(shm);
@ -462,9 +510,11 @@ void render_frame(struct swaybar *bar, struct swaybar_output *output) {
cairo_set_source_surface(shm, recorder, 0.0, 0.0);
cairo_paint(shm);
wl_surface_set_buffer_scale(output->surface, output->scale);
wl_surface_attach(output->surface,
output->current_buffer->buffer, 0, 0);
wl_surface_damage(output->surface, 0, 0, output->width, output->height);
wl_surface_damage(output->surface, 0, 0,
output->width, output->height);
wl_surface_commit(output->surface);
wl_display_roundtrip(bar->display);
}