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bring output configuration into shared.h

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This commit is contained in:
Tony Crisci 2017-08-18 19:31:16 -04:00
parent 769549c652
commit e3edb08126
3 changed files with 64 additions and 55 deletions
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68
examples/output-layout.c
View file

@ -119,71 +119,29 @@ static void handle_output_frame(struct output_state *output, struct timespec *ts
}
}
static inline int max(int a, int b) {
return a < b ? b : a;
}
static void configure_layout(struct sample_state *sample) {
wlr_output_layout_destroy(sample->layout);
sample->layout = wlr_output_layout_init();
sample->main_output = NULL;
int max_x = wl_list_empty(&sample->config->outputs) ? 0 : INT_MIN;
// first add all the configure outputs
struct output_state *output;
wl_list_for_each(output, &sample->outputs, link) {
struct output_config *conf;
wl_list_for_each(conf, &sample->config->outputs, link) {
if (strcmp(conf->name, output->output->name) == 0) {
wlr_output_layout_add(sample->layout, output->output,
conf->x, conf->y);
wlr_output_transform(output->output, conf->transform);
int width, height;
wlr_output_effective_resolution(output->output, &width, &height);
max_x = max(max_x, conf->x + width);
if (!sample->main_output) {
sample->main_output = output->output;
sample->x_offs = conf->x + 20;
sample->y_offs = conf->y + 20;
}
break;
}
}
}
// now add all the other configured outputs in a sensible position
wl_list_for_each(output, &sample->outputs, link) {
if (wlr_output_layout_get(sample->layout, output->output)) {
continue;
}
wlr_output_layout_add(sample->layout, output->output, max_x, 0);
int width, height;
wlr_output_effective_resolution(output->output, &width, &height);
wlr_output_effective_resolution(output->output, &width, &height);
if (!sample->main_output) {
sample->main_output = output->output;
sample->x_offs = max_x + 200;
sample->y_offs = 200;
}
max_x += width;
}
static void set_main_output(struct sample_state *sample,
struct wlr_output *output) {
sample->main_output = output;
struct wlr_output_layout_output *l_output;
l_output = wlr_output_layout_get(sample->layout, output);
sample->x_offs = l_output->x + 200;
sample->y_offs = l_output->y + 200;
}
static void handle_output_resolution(struct compositor_state *state, struct output_state *output) {
struct sample_state *sample = state->data;
configure_layout(sample);
wlr_output_layout_destroy(sample->layout);
sample->layout = configure_layout(sample->config, &sample->outputs);
set_main_output(sample, output->output);
// reset the image
struct wlr_output_layout_output *l_output = wlr_output_layout_get(sample->layout, sample->main_output);
sample->x_offs = l_output->x + 20;
sample->y_offs = l_output->y + 20;
}
static void handle_output_add(struct output_state *output) {
struct sample_state *sample = output->compositor->data;
wl_list_insert(&sample->outputs, &output->link);
configure_layout(sample);
wlr_output_layout_destroy(sample->layout);
sample->layout = configure_layout(sample->config, &sample->outputs);
set_main_output(sample, output->output);
}
static void update_velocities(struct compositor_state *state,

48
examples/shared.c
View file

@ -6,12 +6,14 @@
#include <stdio.h>
#include <stdbool.h>
#include <unistd.h>
#include <limits.h>
#include <xkbcommon/xkbcommon.h>
#include <wayland-server-protocol.h>
#include <wlr/backend.h>
#include <wlr/backend/session.h>
#include <wlr/backend/multi.h>
#include <wlr/types/wlr_output.h>
#include <wlr/types/wlr_output_layout.h>
#include <wlr/types/wlr_input_device.h>
#include <wlr/util/log.h>
#include "shared.h"
@ -110,6 +112,52 @@ void example_config_destroy(struct example_config *config) {
free(config);
}
struct wlr_output_layout *configure_layout(struct example_config *config, struct wl_list *outputs) {
struct wlr_output_layout *layout = wlr_output_layout_init();
int max_x = INT_MIN;
int max_x_y = INT_MIN; // y value for the max_x output
// first add all the configured outputs
struct output_state *output;
wl_list_for_each(output, outputs, link) {
struct output_config *conf;
wl_list_for_each(conf, &config->outputs, link) {
if (strcmp(conf->name, output->output->name) == 0) {
wlr_output_layout_add(layout, output->output,
conf->x, conf->y);
wlr_output_transform(output->output, conf->transform);
int width, height;
wlr_output_effective_resolution(output->output, &width, &height);
if (conf->x + width > max_x) {
max_x = conf->x + width;
max_x_y = conf->y;
}
break;
}
}
}
if (max_x == INT_MIN) {
// couldn't find a configured output
max_x = 0;
max_x_y = 0;
}
// now add all the other configured outputs in a sensible position
wl_list_for_each(output, outputs, link) {
if (wlr_output_layout_get(layout, output->output)) {
continue;
}
wlr_output_layout_add(layout, output->output, max_x, max_x_y);
int width, height;
wlr_output_effective_resolution(output->output, &width, &height);
max_x += width;
}
return layout;
}
static void keyboard_led_update(struct keyboard_state *kbstate) {
uint32_t leds = 0;
for (uint32_t i = 0; i < WLR_LED_LAST; ++i) {

3
examples/shared.h
View file

@ -27,6 +27,9 @@ struct example_config *parse_args(int argc, char *argv[]);
void example_config_destroy(struct example_config *config);
struct wlr_output_layout *configure_layout(struct example_config *config,
struct wl_list *outputs);
struct output_state {
struct compositor_state *compositor;
struct wlr_output *output;