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Code Issues

Initial setup of window border rendering

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Please don't complain to me about the performance of this
This commit is contained in:
Drew DeVault 2016-01-28 08:39:51 -05:00 committed by Mikkel Oscar Lyderik
parent c3a5e00b6e
commit 4611bba3db
4 changed files with 53 additions and 0 deletions
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7
include/render.h Normal file
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@ -0,0 +1,7 @@
#ifndef _SWAY_RENDER_H
#define _SWAY_RENDER_H
#include <wlc/wlc.h>
void render_view_borders(wlc_handle view);
#endif

5
sway/CMakeLists.txt
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@ -5,6 +5,8 @@ include_directories(
${JSONC_INCLUDE_DIRS}
${XKBCOMMON_INCLUDE_DIRS}
${LIBINPUT_INCLUDE_DIRS}
${CAIRO_INCLUDE_DIRS}
${PANGO_INCLUDE_DIRS}
)
add_executable(sway
@ -24,6 +26,7 @@ add_executable(sway
output.c
resize.c
workspace.c
render.c
)
add_definitions(
@ -39,6 +42,8 @@ target_link_libraries(sway
${JSONC_LIBRARIES}
${WAYLAND_SERVER_LIBRARIES}
${LIBINPUT_LIBRARIES}
${PANGO_LIBRARIES}
${JSONC_LIBRARIES}
m
)

6
sway/handlers.c
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@ -9,6 +9,7 @@
#include <ctype.h>
#include "handlers.h"
#include "render.h"
#include "log.h"
#include "layout.h"
#include "config.h"
@ -150,6 +151,10 @@ static void handle_output_post_render(wlc_handle output) {
ipc_get_pixels(output);
}
static void handle_view_pre_render(wlc_handle view) {
render_view_borders(view);
}
static void handle_output_resolution_change(wlc_handle output, const struct wlc_size *from, const struct wlc_size *to) {
sway_log(L_DEBUG, "Output %u resolution changed to %d x %d", (unsigned int)output, to->w, to->h);
swayc_t *c = swayc_by_handle(output);
@ -716,6 +721,7 @@ void register_wlc_handlers() {
wlc_set_view_created_cb(handle_view_created);
wlc_set_view_destroyed_cb(handle_view_destroyed);
wlc_set_view_focus_cb(handle_view_focus);
wlc_set_view_render_pre_cb(handle_view_pre_render);
wlc_set_view_request_geometry_cb(handle_view_geometry_request);
wlc_set_view_request_state_cb(handle_view_state_request);
wlc_set_keyboard_key_cb(handle_key);

35
sway/render.c Normal file
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@ -0,0 +1,35 @@
#include "render.h"
#include <cairo.h>
#include <stdlib.h>
cairo_t *create_cairo_context(int width, int height, int channels,
cairo_surface_t **surf, unsigned char **buf) {
cairo_t *cr;
*buf = calloc(channels * width * height, sizeof(unsigned char));
if (!*buf) {
return NULL;
}
*surf = cairo_image_surface_create_for_data(*buf, CAIRO_FORMAT_ARGB32,
width, height, channels * width);
if (cairo_surface_status(*surf) != CAIRO_STATUS_SUCCESS) {
free(*buf);
return NULL;
}
cr = cairo_create(*surf);
if (cairo_status(cr) != CAIRO_STATUS_SUCCESS) {
free(*buf);
return NULL;
}
return cr;
}
void render_view_borders(wlc_handle view) {
unsigned char *surf_data;
cairo_surface_t *surf;
int texture_id;
const struct wlc_geometry *geo = wlc_view_get_geometry(view);
cairo_t *cr = create_cairo_context(geo->size.w, geo->size.h, 4, &surf, &surf_data);
// TODO
cairo_destroy(cr);
free(surf_data);
}