You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
2041 lines
48 KiB
2041 lines
48 KiB
/*
|
|
* Copyright © 2008 Kristian Høgsberg
|
|
*
|
|
* Permission to use, copy, modify, distribute, and sell this software and its
|
|
* documentation for any purpose is hereby granted without fee, provided that
|
|
* the above copyright notice appear in all copies and that both that copyright
|
|
* notice and this permission notice appear in supporting documentation, and
|
|
* that the name of the copyright holders not be used in advertising or
|
|
* publicity pertaining to distribution of the software without specific,
|
|
* written prior permission. The copyright holders make no representations
|
|
* about the suitability of this software for any purpose. It is provided "as
|
|
* is" without express or implied warranty.
|
|
*
|
|
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
|
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
|
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
|
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
|
|
* OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#include "../config.h"
|
|
|
|
#include <stdint.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <fcntl.h>
|
|
#include <unistd.h>
|
|
#include <math.h>
|
|
#include <time.h>
|
|
#include <cairo.h>
|
|
#include <glib.h>
|
|
#include <glib-object.h>
|
|
#include <gdk-pixbuf/gdk-pixbuf.h>
|
|
#include <sys/mman.h>
|
|
|
|
#include <wayland-egl.h>
|
|
|
|
#include <GL/gl.h>
|
|
#include <EGL/egl.h>
|
|
#include <EGL/eglext.h>
|
|
|
|
#ifdef HAVE_CAIRO_EGL
|
|
#include <cairo-gl.h>
|
|
#endif
|
|
|
|
#include <X11/extensions/XKBcommon.h>
|
|
|
|
#include <linux/input.h>
|
|
#include "wayland-util.h"
|
|
#include "wayland-client.h"
|
|
#include "wayland-glib.h"
|
|
#include "cairo-util.h"
|
|
|
|
#include "window.h"
|
|
|
|
struct display {
|
|
struct wl_display *display;
|
|
struct wl_compositor *compositor;
|
|
struct wl_shell *shell;
|
|
struct wl_shm *shm;
|
|
struct wl_output *output;
|
|
struct wl_visual *argb_visual, *premultiplied_argb_visual, *rgb_visual;
|
|
struct rectangle screen_allocation;
|
|
int authenticated;
|
|
EGLDisplay dpy;
|
|
EGLConfig conf;
|
|
EGLContext ctx;
|
|
cairo_device_t *device;
|
|
int fd;
|
|
GMainLoop *loop;
|
|
GSource *source;
|
|
struct wl_list window_list;
|
|
struct wl_list input_list;
|
|
char *device_name;
|
|
cairo_surface_t *active_frame, *inactive_frame, *shadow;
|
|
struct xkb_desc *xkb;
|
|
cairo_surface_t **pointer_surfaces;
|
|
|
|
PFNGLEGLIMAGETARGETTEXTURE2DOESPROC image_target_texture_2d;
|
|
PFNEGLCREATEIMAGEKHRPROC create_image;
|
|
PFNEGLDESTROYIMAGEKHRPROC destroy_image;
|
|
};
|
|
|
|
struct window {
|
|
struct display *display;
|
|
struct window *parent;
|
|
struct wl_surface *surface;
|
|
char *title;
|
|
struct rectangle allocation, saved_allocation, server_allocation;
|
|
int x, y;
|
|
int resize_edges;
|
|
int redraw_scheduled;
|
|
int minimum_width, minimum_height;
|
|
int margin;
|
|
int fullscreen;
|
|
int decoration;
|
|
int transparent;
|
|
struct input *grab_device;
|
|
struct input *keyboard_device;
|
|
uint32_t name;
|
|
enum window_buffer_type buffer_type;
|
|
|
|
EGLImageKHR *image;
|
|
cairo_surface_t *cairo_surface, *pending_surface;
|
|
|
|
window_resize_handler_t resize_handler;
|
|
window_redraw_handler_t redraw_handler;
|
|
window_key_handler_t key_handler;
|
|
window_button_handler_t button_handler;
|
|
window_keyboard_focus_handler_t keyboard_focus_handler;
|
|
window_motion_handler_t motion_handler;
|
|
|
|
void *user_data;
|
|
struct wl_list link;
|
|
};
|
|
|
|
struct input {
|
|
struct display *display;
|
|
struct wl_input_device *input_device;
|
|
struct window *pointer_focus;
|
|
struct window *keyboard_focus;
|
|
struct selection_offer *offer;
|
|
uint32_t current_pointer_image;
|
|
uint32_t modifiers;
|
|
int32_t x, y, sx, sy;
|
|
struct wl_list link;
|
|
};
|
|
|
|
enum {
|
|
POINTER_DEFAULT = 100,
|
|
POINTER_UNSET
|
|
};
|
|
|
|
enum window_location {
|
|
WINDOW_INTERIOR = 0,
|
|
WINDOW_RESIZING_TOP = 1,
|
|
WINDOW_RESIZING_BOTTOM = 2,
|
|
WINDOW_RESIZING_LEFT = 4,
|
|
WINDOW_RESIZING_TOP_LEFT = 5,
|
|
WINDOW_RESIZING_BOTTOM_LEFT = 6,
|
|
WINDOW_RESIZING_RIGHT = 8,
|
|
WINDOW_RESIZING_TOP_RIGHT = 9,
|
|
WINDOW_RESIZING_BOTTOM_RIGHT = 10,
|
|
WINDOW_RESIZING_MASK = 15,
|
|
WINDOW_EXTERIOR = 16,
|
|
WINDOW_TITLEBAR = 17,
|
|
WINDOW_CLIENT_AREA = 18,
|
|
};
|
|
|
|
const char *option_xkb_layout = "us";
|
|
const char *option_xkb_variant = "";
|
|
const char *option_xkb_options = "";
|
|
|
|
static const GOptionEntry xkb_option_entries[] = {
|
|
{ "xkb-layout", 0, 0, G_OPTION_ARG_STRING,
|
|
&option_xkb_layout, "XKB Layout" },
|
|
{ "xkb-variant", 0, 0, G_OPTION_ARG_STRING,
|
|
&option_xkb_variant, "XKB Variant" },
|
|
{ "xkb-options", 0, 0, G_OPTION_ARG_STRING,
|
|
&option_xkb_options, "XKB Options" },
|
|
{ NULL }
|
|
};
|
|
|
|
static void
|
|
rounded_rect(cairo_t *cr, int x0, int y0, int x1, int y1, int radius)
|
|
{
|
|
cairo_move_to(cr, x0, y0 + radius);
|
|
cairo_arc(cr, x0 + radius, y0 + radius, radius, M_PI, 3 * M_PI / 2);
|
|
cairo_line_to(cr, x1 - radius, y0);
|
|
cairo_arc(cr, x1 - radius, y0 + radius, radius, 3 * M_PI / 2, 2 * M_PI);
|
|
cairo_line_to(cr, x1, y1 - radius);
|
|
cairo_arc(cr, x1 - radius, y1 - radius, radius, 0, M_PI / 2);
|
|
cairo_line_to(cr, x0 + radius, y1);
|
|
cairo_arc(cr, x0 + radius, y1 - radius, radius, M_PI / 2, M_PI);
|
|
cairo_close_path(cr);
|
|
}
|
|
|
|
static const cairo_user_data_key_t surface_data_key;
|
|
struct surface_data {
|
|
struct wl_buffer *buffer;
|
|
};
|
|
|
|
#define MULT(_d,c,a,t) \
|
|
do { t = c * a + 0x7f; _d = ((t >> 8) + t) >> 8; } while (0)
|
|
|
|
#ifdef HAVE_CAIRO_EGL
|
|
|
|
struct egl_window_surface_data {
|
|
struct display *display;
|
|
struct wl_surface *surface;
|
|
struct wl_egl_window *window;
|
|
EGLSurface surf;
|
|
};
|
|
|
|
static void
|
|
egl_window_surface_data_destroy(void *p)
|
|
{
|
|
struct egl_window_surface_data *data = p;
|
|
struct display *d = data->display;
|
|
|
|
eglDestroySurface(d->dpy, data->surf);
|
|
wl_egl_window_destroy(data->window);
|
|
data->surface = NULL;
|
|
|
|
free(p);
|
|
}
|
|
|
|
static cairo_surface_t *
|
|
display_create_egl_window_surface(struct display *display,
|
|
struct wl_surface *surface,
|
|
struct wl_visual *visual,
|
|
struct rectangle *rectangle)
|
|
{
|
|
cairo_surface_t *cairo_surface;
|
|
struct egl_window_surface_data *data;
|
|
|
|
data = malloc(sizeof *data);
|
|
if (data == NULL)
|
|
return NULL;
|
|
|
|
data->display = display;
|
|
data->surface = surface;
|
|
|
|
data->window = wl_egl_window_create(surface,
|
|
rectangle->width,
|
|
rectangle->height,
|
|
visual);
|
|
|
|
data->surf = eglCreateWindowSurface(display->dpy, display->conf,
|
|
data->window, NULL);
|
|
|
|
cairo_surface = cairo_gl_surface_create_for_egl(display->device,
|
|
data->surf,
|
|
rectangle->width,
|
|
rectangle->height);
|
|
|
|
cairo_surface_set_user_data(cairo_surface, &surface_data_key,
|
|
data, egl_window_surface_data_destroy);
|
|
|
|
return cairo_surface;
|
|
}
|
|
|
|
struct egl_image_surface_data {
|
|
struct surface_data data;
|
|
EGLImageKHR image;
|
|
GLuint texture;
|
|
struct display *display;
|
|
struct wl_egl_pixmap *pixmap;
|
|
};
|
|
|
|
static void
|
|
egl_image_surface_data_destroy(void *p)
|
|
{
|
|
struct egl_image_surface_data *data = p;
|
|
struct display *d = data->display;
|
|
|
|
cairo_device_acquire(d->device);
|
|
glDeleteTextures(1, &data->texture);
|
|
cairo_device_release(d->device);
|
|
|
|
d->destroy_image(d->dpy, data->image);
|
|
wl_buffer_destroy(data->data.buffer);
|
|
wl_egl_pixmap_destroy(data->pixmap);
|
|
free(p);
|
|
}
|
|
|
|
EGLImageKHR
|
|
display_get_image_for_egl_image_surface(struct display *display,
|
|
cairo_surface_t *surface)
|
|
{
|
|
struct egl_image_surface_data *data;
|
|
|
|
data = cairo_surface_get_user_data (surface, &surface_data_key);
|
|
|
|
return data->image;
|
|
}
|
|
|
|
static cairo_surface_t *
|
|
display_create_egl_image_surface(struct display *display,
|
|
struct wl_visual *visual,
|
|
struct rectangle *rectangle)
|
|
{
|
|
struct egl_image_surface_data *data;
|
|
EGLDisplay dpy = display->dpy;
|
|
cairo_surface_t *surface;
|
|
|
|
data = malloc(sizeof *data);
|
|
if (data == NULL)
|
|
return NULL;
|
|
|
|
data->display = display;
|
|
|
|
data->pixmap = wl_egl_pixmap_create(rectangle->width,
|
|
rectangle->height,
|
|
visual, 0);
|
|
if (data->pixmap == NULL) {
|
|
free(data);
|
|
return NULL;
|
|
}
|
|
|
|
data->image = display->create_image(dpy, NULL,
|
|
EGL_NATIVE_PIXMAP_KHR,
|
|
(EGLClientBuffer) data->pixmap,
|
|
NULL);
|
|
if (data->image == EGL_NO_IMAGE_KHR) {
|
|
wl_egl_pixmap_destroy(data->pixmap);
|
|
free(data);
|
|
return NULL;
|
|
}
|
|
|
|
data->data.buffer =
|
|
wl_egl_pixmap_create_buffer(data->pixmap);
|
|
|
|
cairo_device_acquire(display->device);
|
|
glGenTextures(1, &data->texture);
|
|
glBindTexture(GL_TEXTURE_2D, data->texture);
|
|
display->image_target_texture_2d(GL_TEXTURE_2D, data->image);
|
|
cairo_device_release(display->device);
|
|
|
|
surface = cairo_gl_surface_create_for_texture(display->device,
|
|
CAIRO_CONTENT_COLOR_ALPHA,
|
|
data->texture,
|
|
rectangle->width,
|
|
rectangle->height);
|
|
|
|
cairo_surface_set_user_data (surface, &surface_data_key,
|
|
data, egl_image_surface_data_destroy);
|
|
|
|
return surface;
|
|
}
|
|
|
|
static cairo_surface_t *
|
|
display_create_egl_image_surface_from_file(struct display *display,
|
|
const char *filename,
|
|
struct rectangle *rect)
|
|
{
|
|
cairo_surface_t *surface;
|
|
GdkPixbuf *pixbuf;
|
|
GError *error = NULL;
|
|
int stride, i;
|
|
unsigned char *pixels, *p, *end;
|
|
struct egl_image_surface_data *data;
|
|
struct wl_visual *visual;
|
|
|
|
pixbuf = gdk_pixbuf_new_from_file_at_scale(filename,
|
|
rect->width, rect->height,
|
|
FALSE, &error);
|
|
if (error != NULL)
|
|
return NULL;
|
|
|
|
if (!gdk_pixbuf_get_has_alpha(pixbuf) ||
|
|
gdk_pixbuf_get_n_channels(pixbuf) != 4) {
|
|
g_object_unref(pixbuf);
|
|
return NULL;
|
|
}
|
|
|
|
|
|
stride = gdk_pixbuf_get_rowstride(pixbuf);
|
|
pixels = gdk_pixbuf_get_pixels(pixbuf);
|
|
|
|
for (i = 0; i < rect->height; i++) {
|
|
p = pixels + i * stride;
|
|
end = p + rect->width * 4;
|
|
while (p < end) {
|
|
unsigned int t;
|
|
|
|
MULT(p[0], p[0], p[3], t);
|
|
MULT(p[1], p[1], p[3], t);
|
|
MULT(p[2], p[2], p[3], t);
|
|
p += 4;
|
|
|
|
}
|
|
}
|
|
|
|
visual = display->premultiplied_argb_visual;
|
|
surface = display_create_egl_image_surface(display, visual, rect);
|
|
if (surface == NULL) {
|
|
g_object_unref(pixbuf);
|
|
return NULL;
|
|
}
|
|
|
|
data = cairo_surface_get_user_data(surface, &surface_data_key);
|
|
|
|
cairo_device_acquire(display->device);
|
|
glBindTexture(GL_TEXTURE_2D, data->texture);
|
|
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, rect->width, rect->height,
|
|
GL_RGBA, GL_UNSIGNED_BYTE, pixels);
|
|
cairo_device_release(display->device);
|
|
|
|
g_object_unref(pixbuf);
|
|
|
|
return surface;
|
|
}
|
|
|
|
#endif
|
|
|
|
struct wl_buffer *
|
|
display_get_buffer_for_surface(struct display *display,
|
|
cairo_surface_t *surface)
|
|
{
|
|
struct surface_data *data;
|
|
|
|
data = cairo_surface_get_user_data (surface, &surface_data_key);
|
|
|
|
return data->buffer;
|
|
}
|
|
|
|
struct shm_surface_data {
|
|
struct surface_data data;
|
|
void *map;
|
|
size_t length;
|
|
};
|
|
|
|
static void
|
|
shm_surface_data_destroy(void *p)
|
|
{
|
|
struct shm_surface_data *data = p;
|
|
|
|
wl_buffer_destroy(data->data.buffer);
|
|
munmap(data->map, data->length);
|
|
}
|
|
|
|
static cairo_surface_t *
|
|
display_create_shm_surface(struct display *display,
|
|
struct rectangle *rectangle, uint32_t flags)
|
|
{
|
|
struct shm_surface_data *data;
|
|
struct wl_visual *visual;
|
|
cairo_surface_t *surface;
|
|
int stride, fd;
|
|
char filename[] = "/tmp/wayland-shm-XXXXXX";
|
|
|
|
data = malloc(sizeof *data);
|
|
if (data == NULL)
|
|
return NULL;
|
|
|
|
stride = cairo_format_stride_for_width (CAIRO_FORMAT_ARGB32,
|
|
rectangle->width);
|
|
data->length = stride * rectangle->height;
|
|
fd = mkstemp(filename);
|
|
if (fd < 0) {
|
|
fprintf(stderr, "open %s failed: %m\n", filename);
|
|
return NULL;
|
|
}
|
|
if (ftruncate(fd, data->length) < 0) {
|
|
fprintf(stderr, "ftruncate failed: %m\n");
|
|
close(fd);
|
|
return NULL;
|
|
}
|
|
|
|
data->map = mmap(NULL, data->length,
|
|
PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
|
|
unlink(filename);
|
|
|
|
if (data->map == MAP_FAILED) {
|
|
fprintf(stderr, "mmap failed: %m\n");
|
|
close(fd);
|
|
return NULL;
|
|
}
|
|
|
|
surface = cairo_image_surface_create_for_data (data->map,
|
|
CAIRO_FORMAT_ARGB32,
|
|
rectangle->width,
|
|
rectangle->height,
|
|
stride);
|
|
|
|
cairo_surface_set_user_data (surface, &surface_data_key,
|
|
data, shm_surface_data_destroy);
|
|
|
|
if (flags & SURFACE_OPAQUE)
|
|
visual = display->rgb_visual;
|
|
else
|
|
visual = display->premultiplied_argb_visual;
|
|
|
|
data->data.buffer = wl_shm_create_buffer(display->shm,
|
|
fd,
|
|
rectangle->width,
|
|
rectangle->height,
|
|
stride, visual);
|
|
|
|
close(fd);
|
|
|
|
return surface;
|
|
}
|
|
|
|
static cairo_surface_t *
|
|
display_create_shm_surface_from_file(struct display *display,
|
|
const char *filename,
|
|
struct rectangle *rect)
|
|
{
|
|
cairo_surface_t *surface;
|
|
GdkPixbuf *pixbuf;
|
|
GError *error = NULL;
|
|
int stride, i;
|
|
unsigned char *pixels, *p, *end, *dest_data;
|
|
int dest_stride;
|
|
uint32_t *d;
|
|
|
|
pixbuf = gdk_pixbuf_new_from_file_at_scale(filename,
|
|
rect->width, rect->height,
|
|
FALSE, &error);
|
|
if (error != NULL)
|
|
return NULL;
|
|
|
|
if (!gdk_pixbuf_get_has_alpha(pixbuf) ||
|
|
gdk_pixbuf_get_n_channels(pixbuf) != 4) {
|
|
g_object_unref(pixbuf);
|
|
return NULL;
|
|
}
|
|
|
|
stride = gdk_pixbuf_get_rowstride(pixbuf);
|
|
pixels = gdk_pixbuf_get_pixels(pixbuf);
|
|
|
|
surface = display_create_shm_surface(display, rect, 0);
|
|
if (surface == NULL) {
|
|
g_object_unref(pixbuf);
|
|
return NULL;
|
|
}
|
|
|
|
dest_data = cairo_image_surface_get_data (surface);
|
|
dest_stride = cairo_image_surface_get_stride (surface);
|
|
|
|
for (i = 0; i < rect->height; i++) {
|
|
d = (uint32_t *) (dest_data + i * dest_stride);
|
|
p = pixels + i * stride;
|
|
end = p + rect->width * 4;
|
|
while (p < end) {
|
|
unsigned int t;
|
|
unsigned char a, r, g, b;
|
|
|
|
a = p[3];
|
|
MULT(r, p[0], a, t);
|
|
MULT(g, p[1], a, t);
|
|
MULT(b, p[2], a, t);
|
|
p += 4;
|
|
*d++ = (a << 24) | (r << 16) | (g << 8) | b;
|
|
}
|
|
}
|
|
|
|
g_object_unref(pixbuf);
|
|
|
|
return surface;
|
|
}
|
|
|
|
static int
|
|
check_size(struct rectangle *rect)
|
|
{
|
|
if (rect->width && rect->height)
|
|
return 0;
|
|
|
|
fprintf(stderr, "tried to create surface of "
|
|
"width: %d, height: %d\n", rect->width, rect->height);
|
|
return -1;
|
|
}
|
|
|
|
cairo_surface_t *
|
|
display_create_surface(struct display *display,
|
|
struct wl_surface *surface,
|
|
struct rectangle *rectangle,
|
|
uint32_t flags)
|
|
{
|
|
struct wl_visual *visual;
|
|
|
|
if (flags & SURFACE_OPAQUE)
|
|
visual = display->rgb_visual;
|
|
else
|
|
visual = display->premultiplied_argb_visual;
|
|
|
|
if (check_size(rectangle) < 0)
|
|
return NULL;
|
|
#ifdef HAVE_CAIRO_EGL
|
|
if (display->dpy) {
|
|
if (surface)
|
|
return display_create_egl_window_surface(display,
|
|
surface,
|
|
visual,
|
|
rectangle);
|
|
else
|
|
return display_create_egl_image_surface(display,
|
|
visual,
|
|
rectangle);
|
|
}
|
|
#endif
|
|
return display_create_shm_surface(display, rectangle, flags);
|
|
}
|
|
|
|
static cairo_surface_t *
|
|
display_create_surface_from_file(struct display *display,
|
|
const char *filename,
|
|
struct rectangle *rectangle)
|
|
{
|
|
if (check_size(rectangle) < 0)
|
|
return NULL;
|
|
#ifdef HAVE_CAIRO_EGL
|
|
if (display->dpy) {
|
|
return display_create_egl_image_surface_from_file(display,
|
|
filename,
|
|
rectangle);
|
|
}
|
|
#endif
|
|
return display_create_shm_surface_from_file(display, filename, rectangle);
|
|
}
|
|
static const struct {
|
|
const char *filename;
|
|
int hotspot_x, hotspot_y;
|
|
} pointer_images[] = {
|
|
{ DATADIR "/wayland/bottom_left_corner.png", 6, 30 },
|
|
{ DATADIR "/wayland/bottom_right_corner.png", 28, 28 },
|
|
{ DATADIR "/wayland/bottom_side.png", 16, 20 },
|
|
{ DATADIR "/wayland/grabbing.png", 20, 17 },
|
|
{ DATADIR "/wayland/left_ptr.png", 10, 5 },
|
|
{ DATADIR "/wayland/left_side.png", 10, 20 },
|
|
{ DATADIR "/wayland/right_side.png", 30, 19 },
|
|
{ DATADIR "/wayland/top_left_corner.png", 8, 8 },
|
|
{ DATADIR "/wayland/top_right_corner.png", 26, 8 },
|
|
{ DATADIR "/wayland/top_side.png", 18, 8 },
|
|
{ DATADIR "/wayland/xterm.png", 15, 15 },
|
|
{ DATADIR "/wayland/hand1.png", 18, 11 }
|
|
};
|
|
|
|
static void
|
|
create_pointer_surfaces(struct display *display)
|
|
{
|
|
int i, count;
|
|
const int width = 32, height = 32;
|
|
struct rectangle rect;
|
|
|
|
count = ARRAY_LENGTH(pointer_images);
|
|
display->pointer_surfaces =
|
|
malloc(count * sizeof *display->pointer_surfaces);
|
|
rect.width = width;
|
|
rect.height = height;
|
|
for (i = 0; i < count; i++) {
|
|
display->pointer_surfaces[i] =
|
|
display_create_surface_from_file(display,
|
|
pointer_images[i].filename,
|
|
&rect);
|
|
}
|
|
|
|
}
|
|
|
|
cairo_surface_t *
|
|
display_get_pointer_surface(struct display *display, int pointer,
|
|
int *width, int *height,
|
|
int *hotspot_x, int *hotspot_y)
|
|
{
|
|
cairo_surface_t *surface;
|
|
|
|
surface = display->pointer_surfaces[pointer];
|
|
#if HAVE_CAIRO_EGL
|
|
*width = cairo_gl_surface_get_width(surface);
|
|
*height = cairo_gl_surface_get_height(surface);
|
|
#else
|
|
*width = cairo_image_surface_get_width(surface);
|
|
*height = cairo_image_surface_get_height(surface);
|
|
#endif
|
|
*hotspot_x = pointer_images[pointer].hotspot_x;
|
|
*hotspot_y = pointer_images[pointer].hotspot_y;
|
|
|
|
return cairo_surface_reference(surface);
|
|
}
|
|
|
|
|
|
static void
|
|
window_attach_surface(struct window *window);
|
|
|
|
static void
|
|
free_surface(void *data, struct wl_callback *callback, uint32_t time)
|
|
{
|
|
struct window *window = data;
|
|
|
|
wl_callback_destroy(callback);
|
|
cairo_surface_destroy(window->pending_surface);
|
|
window->pending_surface = NULL;
|
|
if (window->cairo_surface)
|
|
window_attach_surface(window);
|
|
}
|
|
|
|
static const struct wl_callback_listener free_surface_listener = {
|
|
free_surface
|
|
};
|
|
|
|
static void
|
|
window_get_resize_dx_dy(struct window *window, int *x, int *y)
|
|
{
|
|
if (window->resize_edges & WINDOW_RESIZING_LEFT)
|
|
*x = window->server_allocation.width - window->allocation.width;
|
|
else
|
|
*x = 0;
|
|
|
|
if (window->resize_edges & WINDOW_RESIZING_TOP)
|
|
*y = window->server_allocation.height -
|
|
window->allocation.height;
|
|
else
|
|
*y = 0;
|
|
|
|
window->resize_edges = 0;
|
|
}
|
|
|
|
static void
|
|
window_attach_surface(struct window *window)
|
|
{
|
|
struct display *display = window->display;
|
|
struct wl_buffer *buffer;
|
|
struct wl_callback *cb;
|
|
#ifdef HAVE_CAIRO_EGL
|
|
struct egl_window_surface_data *data;
|
|
#endif
|
|
int32_t x, y;
|
|
|
|
switch (window->buffer_type) {
|
|
#ifdef HAVE_CAIRO_EGL
|
|
case WINDOW_BUFFER_TYPE_EGL_WINDOW:
|
|
data = cairo_surface_get_user_data(window->cairo_surface,
|
|
&surface_data_key);
|
|
|
|
cairo_gl_surface_swapbuffers(window->cairo_surface);
|
|
wl_egl_window_get_attached_size(data->window,
|
|
&window->server_allocation.width,
|
|
&window->server_allocation.height);
|
|
break;
|
|
case WINDOW_BUFFER_TYPE_EGL_IMAGE:
|
|
#endif
|
|
case WINDOW_BUFFER_TYPE_SHM:
|
|
window_get_resize_dx_dy(window, &x, &y);
|
|
|
|
if (window->pending_surface != NULL)
|
|
return;
|
|
|
|
window->pending_surface = window->cairo_surface;
|
|
window->cairo_surface = NULL;
|
|
|
|
buffer =
|
|
display_get_buffer_for_surface(display,
|
|
window->pending_surface);
|
|
|
|
wl_surface_attach(window->surface, buffer, x, y);
|
|
window->server_allocation = window->allocation;
|
|
cb = wl_display_sync(display->display);
|
|
wl_callback_add_listener(cb, &free_surface_listener, window);
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
|
|
if (window->fullscreen)
|
|
wl_shell_set_fullscreen(display->shell, window->surface);
|
|
else if (!window->parent)
|
|
wl_shell_set_toplevel(display->shell, window->surface);
|
|
else
|
|
wl_shell_set_transient(display->shell, window->surface,
|
|
window->parent->surface,
|
|
window->x, window->y, 0);
|
|
|
|
wl_surface_damage(window->surface, 0, 0,
|
|
window->allocation.width,
|
|
window->allocation.height);
|
|
}
|
|
|
|
void
|
|
window_flush(struct window *window)
|
|
{
|
|
if (window->cairo_surface) {
|
|
switch (window->buffer_type) {
|
|
case WINDOW_BUFFER_TYPE_EGL_IMAGE:
|
|
case WINDOW_BUFFER_TYPE_SHM:
|
|
display_surface_damage(window->display,
|
|
window->cairo_surface,
|
|
0, 0,
|
|
window->allocation.width,
|
|
window->allocation.height);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
window_attach_surface(window);
|
|
}
|
|
}
|
|
|
|
void
|
|
window_set_surface(struct window *window, cairo_surface_t *surface)
|
|
{
|
|
cairo_surface_reference(surface);
|
|
|
|
if (window->cairo_surface != NULL)
|
|
cairo_surface_destroy(window->cairo_surface);
|
|
|
|
window->cairo_surface = surface;
|
|
}
|
|
|
|
#ifdef HAVE_CAIRO_EGL
|
|
static void
|
|
window_resize_cairo_window_surface(struct window *window)
|
|
{
|
|
struct egl_window_surface_data *data;
|
|
int x, y;
|
|
|
|
data = cairo_surface_get_user_data(window->cairo_surface,
|
|
&surface_data_key);
|
|
|
|
window_get_resize_dx_dy(window, &x, &y),
|
|
wl_egl_window_resize(data->window,
|
|
window->allocation.width,
|
|
window->allocation.height,
|
|
x,y);
|
|
|
|
cairo_gl_surface_set_size(window->cairo_surface,
|
|
window->allocation.width,
|
|
window->allocation.height);
|
|
}
|
|
#endif
|
|
|
|
void
|
|
window_create_surface(struct window *window)
|
|
{
|
|
cairo_surface_t *surface;
|
|
uint32_t flags = 0;
|
|
|
|
if (!window->transparent)
|
|
flags = SURFACE_OPAQUE;
|
|
|
|
switch (window->buffer_type) {
|
|
#ifdef HAVE_CAIRO_EGL
|
|
case WINDOW_BUFFER_TYPE_EGL_WINDOW:
|
|
if (window->cairo_surface) {
|
|
window_resize_cairo_window_surface(window);
|
|
return;
|
|
}
|
|
surface = display_create_surface(window->display,
|
|
window->surface,
|
|
&window->allocation, flags);
|
|
break;
|
|
case WINDOW_BUFFER_TYPE_EGL_IMAGE:
|
|
surface = display_create_surface(window->display,
|
|
NULL,
|
|
&window->allocation, flags);
|
|
break;
|
|
#endif
|
|
case WINDOW_BUFFER_TYPE_SHM:
|
|
surface = display_create_shm_surface(window->display,
|
|
&window->allocation, flags);
|
|
break;
|
|
default:
|
|
surface = NULL;
|
|
break;
|
|
}
|
|
|
|
window_set_surface(window, surface);
|
|
cairo_surface_destroy(surface);
|
|
}
|
|
|
|
static void
|
|
window_draw_menu(struct window *window)
|
|
{
|
|
cairo_t *cr;
|
|
int width, height, r = 5;
|
|
|
|
window_create_surface(window);
|
|
|
|
cr = cairo_create(window->cairo_surface);
|
|
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
|
|
cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 0.0);
|
|
cairo_paint(cr);
|
|
|
|
width = window->allocation.width;
|
|
height = window->allocation.height;
|
|
rounded_rect(cr, r, r, width - r, height - r, r);
|
|
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
|
|
cairo_set_source_rgba(cr, 1.0, 1.0, 0.0, 0.5);
|
|
cairo_fill(cr);
|
|
cairo_destroy(cr);
|
|
}
|
|
|
|
static void
|
|
window_draw_decorations(struct window *window)
|
|
{
|
|
cairo_t *cr;
|
|
cairo_text_extents_t extents;
|
|
cairo_surface_t *frame;
|
|
int width, height, shadow_dx = 3, shadow_dy = 3;
|
|
|
|
window_create_surface(window);
|
|
|
|
width = window->allocation.width;
|
|
height = window->allocation.height;
|
|
|
|
cr = cairo_create(window->cairo_surface);
|
|
|
|
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
|
|
cairo_set_source_rgba(cr, 0, 0, 0, 0);
|
|
cairo_paint(cr);
|
|
|
|
cairo_set_source_rgba(cr, 0, 0, 0, 0.6);
|
|
tile_mask(cr, window->display->shadow,
|
|
shadow_dx, shadow_dy, width, height,
|
|
window->margin + 10 - shadow_dx,
|
|
window->margin + 10 - shadow_dy);
|
|
|
|
if (window->keyboard_device)
|
|
frame = window->display->active_frame;
|
|
else
|
|
frame = window->display->inactive_frame;
|
|
|
|
tile_source(cr, frame, 0, 0, width, height,
|
|
window->margin + 10, window->margin + 50);
|
|
|
|
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
|
|
cairo_set_font_size(cr, 14);
|
|
cairo_text_extents(cr, window->title, &extents);
|
|
cairo_move_to(cr, (width - extents.width) / 2, 32 - extents.y_bearing);
|
|
if (window->keyboard_device)
|
|
cairo_set_source_rgb(cr, 0, 0, 0);
|
|
else
|
|
cairo_set_source_rgb(cr, 0.8, 0.8, 0.8);
|
|
cairo_show_text(cr, window->title);
|
|
|
|
cairo_destroy(cr);
|
|
|
|
/* FIXME: this breakes gears, fix cairo? */
|
|
#if 0
|
|
cairo_device_flush (window->display->device);
|
|
#endif
|
|
}
|
|
|
|
void
|
|
window_destroy(struct window *window)
|
|
{
|
|
wl_surface_destroy(window->surface);
|
|
wl_list_remove(&window->link);
|
|
free(window);
|
|
}
|
|
|
|
void
|
|
display_flush_cairo_device(struct display *display)
|
|
{
|
|
cairo_device_flush (display->device);
|
|
}
|
|
|
|
void
|
|
window_draw(struct window *window)
|
|
{
|
|
if (window->parent)
|
|
window_draw_menu(window);
|
|
else if (window->fullscreen || !window->decoration)
|
|
window_create_surface(window);
|
|
else
|
|
window_draw_decorations(window);
|
|
}
|
|
|
|
cairo_surface_t *
|
|
window_get_surface(struct window *window)
|
|
{
|
|
return cairo_surface_reference(window->cairo_surface);
|
|
}
|
|
|
|
struct wl_surface *
|
|
window_get_wl_surface(struct window *window)
|
|
{
|
|
return window->surface;
|
|
}
|
|
|
|
static int
|
|
get_pointer_location(struct window *window, int32_t x, int32_t y)
|
|
{
|
|
int vlocation, hlocation, location;
|
|
const int grip_size = 8;
|
|
|
|
if (!window->decoration)
|
|
return WINDOW_CLIENT_AREA;
|
|
|
|
if (x < window->margin)
|
|
hlocation = WINDOW_EXTERIOR;
|
|
else if (window->margin <= x && x < window->margin + grip_size)
|
|
hlocation = WINDOW_RESIZING_LEFT;
|
|
else if (x < window->allocation.width - window->margin - grip_size)
|
|
hlocation = WINDOW_INTERIOR;
|
|
else if (x < window->allocation.width - window->margin)
|
|
hlocation = WINDOW_RESIZING_RIGHT;
|
|
else
|
|
hlocation = WINDOW_EXTERIOR;
|
|
|
|
if (y < window->margin)
|
|
vlocation = WINDOW_EXTERIOR;
|
|
else if (window->margin <= y && y < window->margin + grip_size)
|
|
vlocation = WINDOW_RESIZING_TOP;
|
|
else if (y < window->allocation.height - window->margin - grip_size)
|
|
vlocation = WINDOW_INTERIOR;
|
|
else if (y < window->allocation.height - window->margin)
|
|
vlocation = WINDOW_RESIZING_BOTTOM;
|
|
else
|
|
vlocation = WINDOW_EXTERIOR;
|
|
|
|
location = vlocation | hlocation;
|
|
if (location & WINDOW_EXTERIOR)
|
|
location = WINDOW_EXTERIOR;
|
|
if (location == WINDOW_INTERIOR && y < window->margin + 50)
|
|
location = WINDOW_TITLEBAR;
|
|
else if (location == WINDOW_INTERIOR)
|
|
location = WINDOW_CLIENT_AREA;
|
|
|
|
return location;
|
|
}
|
|
|
|
static void
|
|
set_pointer_image(struct input *input, uint32_t time, int pointer)
|
|
{
|
|
struct display *display = input->display;
|
|
struct wl_buffer *buffer;
|
|
cairo_surface_t *surface;
|
|
int location;
|
|
|
|
location = get_pointer_location(input->pointer_focus,
|
|
input->sx, input->sy);
|
|
switch (location) {
|
|
case WINDOW_RESIZING_TOP:
|
|
pointer = POINTER_TOP;
|
|
break;
|
|
case WINDOW_RESIZING_BOTTOM:
|
|
pointer = POINTER_BOTTOM;
|
|
break;
|
|
case WINDOW_RESIZING_LEFT:
|
|
pointer = POINTER_LEFT;
|
|
break;
|
|
case WINDOW_RESIZING_RIGHT:
|
|
pointer = POINTER_RIGHT;
|
|
break;
|
|
case WINDOW_RESIZING_TOP_LEFT:
|
|
pointer = POINTER_TOP_LEFT;
|
|
break;
|
|
case WINDOW_RESIZING_TOP_RIGHT:
|
|
pointer = POINTER_TOP_RIGHT;
|
|
break;
|
|
case WINDOW_RESIZING_BOTTOM_LEFT:
|
|
pointer = POINTER_BOTTOM_LEFT;
|
|
break;
|
|
case WINDOW_RESIZING_BOTTOM_RIGHT:
|
|
pointer = POINTER_BOTTOM_RIGHT;
|
|
break;
|
|
case WINDOW_EXTERIOR:
|
|
case WINDOW_TITLEBAR:
|
|
if (input->current_pointer_image == POINTER_DEFAULT)
|
|
return;
|
|
|
|
wl_input_device_attach(input->input_device, time, NULL, 0, 0);
|
|
input->current_pointer_image = POINTER_DEFAULT;
|
|
return;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (pointer == input->current_pointer_image)
|
|
return;
|
|
|
|
input->current_pointer_image = pointer;
|
|
surface = display->pointer_surfaces[pointer];
|
|
buffer = display_get_buffer_for_surface(display, surface);
|
|
wl_input_device_attach(input->input_device, time, buffer,
|
|
pointer_images[pointer].hotspot_x,
|
|
pointer_images[pointer].hotspot_y);
|
|
}
|
|
|
|
static void
|
|
window_handle_motion(void *data, struct wl_input_device *input_device,
|
|
uint32_t time,
|
|
int32_t x, int32_t y, int32_t sx, int32_t sy)
|
|
{
|
|
struct input *input = data;
|
|
struct window *window = input->pointer_focus;
|
|
int pointer = POINTER_LEFT_PTR;
|
|
|
|
input->x = x;
|
|
input->y = y;
|
|
input->sx = sx;
|
|
input->sy = sy;
|
|
|
|
if (window->motion_handler)
|
|
pointer = (*window->motion_handler)(window, input, time,
|
|
x, y, sx, sy,
|
|
window->user_data);
|
|
|
|
set_pointer_image(input, time, pointer);
|
|
}
|
|
|
|
static void
|
|
window_handle_button(void *data,
|
|
struct wl_input_device *input_device,
|
|
uint32_t time, uint32_t button, uint32_t state)
|
|
{
|
|
struct input *input = data;
|
|
struct window *window = input->pointer_focus;
|
|
int location;
|
|
|
|
location = get_pointer_location(window, input->sx, input->sy);
|
|
|
|
if (button == BTN_LEFT && state == 1) {
|
|
switch (location) {
|
|
case WINDOW_TITLEBAR:
|
|
wl_shell_move(window->display->shell,
|
|
window->surface, input_device, time);
|
|
break;
|
|
case WINDOW_RESIZING_TOP:
|
|
case WINDOW_RESIZING_BOTTOM:
|
|
case WINDOW_RESIZING_LEFT:
|
|
case WINDOW_RESIZING_RIGHT:
|
|
case WINDOW_RESIZING_TOP_LEFT:
|
|
case WINDOW_RESIZING_TOP_RIGHT:
|
|
case WINDOW_RESIZING_BOTTOM_LEFT:
|
|
case WINDOW_RESIZING_BOTTOM_RIGHT:
|
|
wl_shell_resize(window->display->shell,
|
|
window->surface, input_device, time,
|
|
location);
|
|
break;
|
|
case WINDOW_CLIENT_AREA:
|
|
if (window->button_handler)
|
|
(*window->button_handler)(window,
|
|
input, time,
|
|
button, state,
|
|
window->user_data);
|
|
break;
|
|
}
|
|
} else {
|
|
if (window->button_handler)
|
|
(*window->button_handler)(window,
|
|
input, time,
|
|
button, state,
|
|
window->user_data);
|
|
}
|
|
}
|
|
|
|
static void
|
|
window_handle_key(void *data, struct wl_input_device *input_device,
|
|
uint32_t time, uint32_t key, uint32_t state)
|
|
{
|
|
struct input *input = data;
|
|
struct window *window = input->keyboard_focus;
|
|
struct display *d = window->display;
|
|
uint32_t code, sym, level;
|
|
|
|
code = key + d->xkb->min_key_code;
|
|
if (window->keyboard_device != input)
|
|
return;
|
|
|
|
level = 0;
|
|
if (input->modifiers & XKB_COMMON_SHIFT_MASK &&
|
|
XkbKeyGroupWidth(d->xkb, code, 0) > 1)
|
|
level = 1;
|
|
|
|
sym = XkbKeySymEntry(d->xkb, code, level, 0);
|
|
|
|
if (state)
|
|
input->modifiers |= d->xkb->map->modmap[code];
|
|
else
|
|
input->modifiers &= ~d->xkb->map->modmap[code];
|
|
|
|
if (window->key_handler)
|
|
(*window->key_handler)(window, input, time, key, sym, state,
|
|
window->user_data);
|
|
}
|
|
|
|
static void
|
|
window_handle_pointer_focus(void *data,
|
|
struct wl_input_device *input_device,
|
|
uint32_t time, struct wl_surface *surface,
|
|
int32_t x, int32_t y, int32_t sx, int32_t sy)
|
|
{
|
|
struct input *input = data;
|
|
struct window *window;
|
|
int pointer;
|
|
|
|
if (surface) {
|
|
input->pointer_focus = wl_surface_get_user_data(surface);
|
|
window = input->pointer_focus;
|
|
|
|
input->x = x;
|
|
input->y = y;
|
|
input->sx = sx;
|
|
input->sy = sy;
|
|
|
|
pointer = POINTER_LEFT_PTR;
|
|
if (window->motion_handler)
|
|
pointer = (*window->motion_handler)(window,
|
|
input, time,
|
|
x, y, sx, sy,
|
|
window->user_data);
|
|
|
|
set_pointer_image(input, time, pointer);
|
|
} else {
|
|
input->pointer_focus = NULL;
|
|
input->current_pointer_image = POINTER_UNSET;
|
|
}
|
|
}
|
|
|
|
static void
|
|
window_handle_keyboard_focus(void *data,
|
|
struct wl_input_device *input_device,
|
|
uint32_t time,
|
|
struct wl_surface *surface,
|
|
struct wl_array *keys)
|
|
{
|
|
struct input *input = data;
|
|
struct window *window = input->keyboard_focus;
|
|
struct display *d = input->display;
|
|
uint32_t *k, *end;
|
|
|
|
window = input->keyboard_focus;
|
|
if (window) {
|
|
window->keyboard_device = NULL;
|
|
if (window->keyboard_focus_handler)
|
|
(*window->keyboard_focus_handler)(window, NULL,
|
|
window->user_data);
|
|
}
|
|
|
|
if (surface)
|
|
input->keyboard_focus = wl_surface_get_user_data(surface);
|
|
else
|
|
input->keyboard_focus = NULL;
|
|
|
|
end = keys->data + keys->size;
|
|
input->modifiers = 0;
|
|
for (k = keys->data; k < end; k++)
|
|
input->modifiers |= d->xkb->map->modmap[*k];
|
|
|
|
window = input->keyboard_focus;
|
|
if (window) {
|
|
window->keyboard_device = input;
|
|
if (window->keyboard_focus_handler)
|
|
(*window->keyboard_focus_handler)(window,
|
|
window->keyboard_device,
|
|
window->user_data);
|
|
}
|
|
}
|
|
|
|
static const struct wl_input_device_listener input_device_listener = {
|
|
window_handle_motion,
|
|
window_handle_button,
|
|
window_handle_key,
|
|
window_handle_pointer_focus,
|
|
window_handle_keyboard_focus,
|
|
};
|
|
|
|
void
|
|
input_get_position(struct input *input, int32_t *x, int32_t *y)
|
|
{
|
|
*x = input->sx;
|
|
*y = input->sy;
|
|
}
|
|
|
|
struct wl_input_device *
|
|
input_get_input_device(struct input *input)
|
|
{
|
|
return input->input_device;
|
|
}
|
|
|
|
uint32_t
|
|
input_get_modifiers(struct input *input)
|
|
{
|
|
return input->modifiers;
|
|
}
|
|
|
|
struct wl_drag *
|
|
window_create_drag(struct window *window)
|
|
{
|
|
cairo_device_flush (window->display->device);
|
|
|
|
return wl_shell_create_drag(window->display->shell);
|
|
}
|
|
|
|
void
|
|
window_move(struct window *window, struct input *input, uint32_t time)
|
|
{
|
|
wl_shell_move(window->display->shell,
|
|
window->surface, input->input_device, time);
|
|
}
|
|
|
|
void
|
|
window_activate_drag(struct wl_drag *drag, struct window *window,
|
|
struct input *input, uint32_t time)
|
|
{
|
|
wl_drag_activate(drag, window->surface, input->input_device, time);
|
|
}
|
|
|
|
static void
|
|
handle_configure(void *data, struct wl_shell *shell,
|
|
uint32_t time, uint32_t edges,
|
|
struct wl_surface *surface, int32_t width, int32_t height)
|
|
{
|
|
struct window *window = wl_surface_get_user_data(surface);
|
|
int32_t child_width, child_height;
|
|
|
|
/* FIXME: this is probably the wrong place to check for width
|
|
* or height <= 0, but it prevents the compositor from crashing
|
|
*/
|
|
if (width <= 0 || height <= 0)
|
|
return;
|
|
|
|
window->resize_edges = edges;
|
|
|
|
if (window->resize_handler) {
|
|
child_width = width - 20 - window->margin * 2;
|
|
child_height = height - 60 - window->margin * 2;
|
|
|
|
(*window->resize_handler)(window,
|
|
child_width, child_height,
|
|
window->user_data);
|
|
} else {
|
|
window->allocation.width = width;
|
|
window->allocation.height = height;
|
|
|
|
if (window->redraw_handler)
|
|
window_schedule_redraw(window);
|
|
}
|
|
}
|
|
|
|
static const struct wl_shell_listener shell_listener = {
|
|
handle_configure,
|
|
};
|
|
|
|
void
|
|
window_get_allocation(struct window *window,
|
|
struct rectangle *allocation)
|
|
{
|
|
*allocation = window->allocation;
|
|
}
|
|
|
|
void
|
|
window_get_child_allocation(struct window *window,
|
|
struct rectangle *allocation)
|
|
{
|
|
if (window->fullscreen || !window->decoration) {
|
|
*allocation = window->allocation;
|
|
} else {
|
|
allocation->x = window->margin + 10;
|
|
allocation->y = window->margin + 50;
|
|
allocation->width =
|
|
window->allocation.width - 20 - window->margin * 2;
|
|
allocation->height =
|
|
window->allocation.height - 60 - window->margin * 2;
|
|
}
|
|
}
|
|
|
|
void
|
|
window_set_child_size(struct window *window, int32_t width, int32_t height)
|
|
{
|
|
if (!window->fullscreen && window->decoration) {
|
|
window->allocation.x = 20 + window->margin;
|
|
window->allocation.y = 60 + window->margin;
|
|
window->allocation.width = width + 20 + window->margin * 2;
|
|
window->allocation.height = height + 60 + window->margin * 2;
|
|
} else {
|
|
window->allocation.x = 0;
|
|
window->allocation.y = 0;
|
|
window->allocation.width = width;
|
|
window->allocation.height = height;
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
idle_redraw(void *data)
|
|
{
|
|
struct window *window = data;
|
|
|
|
window->redraw_handler(window, window->user_data);
|
|
|
|
window->redraw_scheduled = 0;
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
void
|
|
window_schedule_redraw(struct window *window)
|
|
{
|
|
if (!window->redraw_scheduled) {
|
|
g_idle_add(idle_redraw, window);
|
|
window->redraw_scheduled = 1;
|
|
}
|
|
}
|
|
|
|
void
|
|
window_set_fullscreen(struct window *window, int fullscreen)
|
|
{
|
|
int32_t width, height;
|
|
|
|
if (window->fullscreen == fullscreen)
|
|
return;
|
|
|
|
window->fullscreen = fullscreen;
|
|
if (window->fullscreen) {
|
|
window->saved_allocation = window->allocation;
|
|
width = window->display->screen_allocation.width;
|
|
height = window->display->screen_allocation.height;
|
|
} else {
|
|
width = window->saved_allocation.width - 20 - window->margin * 2;
|
|
height = window->saved_allocation.height - 60 - window->margin * 2;
|
|
}
|
|
|
|
(*window->resize_handler)(window, width, height, window->user_data);
|
|
}
|
|
|
|
void
|
|
window_set_decoration(struct window *window, int decoration)
|
|
{
|
|
window->decoration = decoration;
|
|
}
|
|
|
|
void
|
|
window_set_user_data(struct window *window, void *data)
|
|
{
|
|
window->user_data = data;
|
|
}
|
|
|
|
void *
|
|
window_get_user_data(struct window *window)
|
|
{
|
|
return window->user_data;
|
|
}
|
|
|
|
void
|
|
window_set_resize_handler(struct window *window,
|
|
window_resize_handler_t handler)
|
|
{
|
|
window->resize_handler = handler;
|
|
}
|
|
|
|
void
|
|
window_set_redraw_handler(struct window *window,
|
|
window_redraw_handler_t handler)
|
|
{
|
|
window->redraw_handler = handler;
|
|
}
|
|
|
|
void
|
|
window_set_key_handler(struct window *window,
|
|
window_key_handler_t handler)
|
|
{
|
|
window->key_handler = handler;
|
|
}
|
|
|
|
void
|
|
window_set_button_handler(struct window *window,
|
|
window_button_handler_t handler)
|
|
{
|
|
window->button_handler = handler;
|
|
}
|
|
|
|
void
|
|
window_set_motion_handler(struct window *window,
|
|
window_motion_handler_t handler)
|
|
{
|
|
window->motion_handler = handler;
|
|
}
|
|
|
|
void
|
|
window_set_keyboard_focus_handler(struct window *window,
|
|
window_keyboard_focus_handler_t handler)
|
|
{
|
|
window->keyboard_focus_handler = handler;
|
|
}
|
|
|
|
void
|
|
window_set_transparent(struct window *window, int transparent)
|
|
{
|
|
window->transparent = transparent;
|
|
}
|
|
|
|
void
|
|
window_set_title(struct window *window, const char *title)
|
|
{
|
|
free(window->title);
|
|
window->title = strdup(title);
|
|
}
|
|
|
|
const char *
|
|
window_get_title(struct window *window)
|
|
{
|
|
return window->title;
|
|
}
|
|
|
|
void
|
|
display_surface_damage(struct display *display, cairo_surface_t *cairo_surface,
|
|
int32_t x, int32_t y, int32_t width, int32_t height)
|
|
{
|
|
struct wl_buffer *buffer;
|
|
|
|
buffer = display_get_buffer_for_surface(display, cairo_surface);
|
|
|
|
wl_buffer_damage(buffer, x, y, width, height);
|
|
}
|
|
|
|
void
|
|
window_damage(struct window *window, int32_t x, int32_t y,
|
|
int32_t width, int32_t height)
|
|
{
|
|
wl_surface_damage(window->surface, x, y, width, height);
|
|
}
|
|
|
|
static struct window *
|
|
window_create_internal(struct display *display, struct window *parent,
|
|
int32_t width, int32_t height)
|
|
{
|
|
struct window *window;
|
|
|
|
window = malloc(sizeof *window);
|
|
if (window == NULL)
|
|
return NULL;
|
|
|
|
memset(window, 0, sizeof *window);
|
|
window->display = display;
|
|
window->parent = parent;
|
|
window->surface = wl_compositor_create_surface(display->compositor);
|
|
window->allocation.x = 0;
|
|
window->allocation.y = 0;
|
|
window->allocation.width = width;
|
|
window->allocation.height = height;
|
|
window->saved_allocation = window->allocation;
|
|
window->margin = 16;
|
|
window->decoration = 1;
|
|
window->transparent = 1;
|
|
|
|
if (display->dpy)
|
|
#ifdef HAVE_CAIRO_EGL
|
|
/* FIXME: make TYPE_EGL_IMAGE choosable for testing */
|
|
window->buffer_type = WINDOW_BUFFER_TYPE_EGL_WINDOW;
|
|
#else
|
|
window->buffer_type = WINDOW_BUFFER_TYPE_SHM;
|
|
#endif
|
|
else
|
|
window->buffer_type = WINDOW_BUFFER_TYPE_SHM;
|
|
|
|
wl_surface_set_user_data(window->surface, window);
|
|
wl_list_insert(display->window_list.prev, &window->link);
|
|
|
|
return window;
|
|
}
|
|
|
|
struct window *
|
|
window_create(struct display *display, int32_t width, int32_t height)
|
|
{
|
|
struct window *window;
|
|
|
|
window = window_create_internal(display, NULL, width, height);
|
|
if (!window)
|
|
return NULL;
|
|
|
|
return window;
|
|
}
|
|
|
|
struct window *
|
|
window_create_transient(struct display *display, struct window *parent,
|
|
int32_t x, int32_t y, int32_t width, int32_t height)
|
|
{
|
|
struct window *window;
|
|
|
|
window = window_create_internal(parent->display,
|
|
parent, width, height);
|
|
if (!window)
|
|
return NULL;
|
|
|
|
window->x = x;
|
|
window->y = y;
|
|
|
|
return window;
|
|
}
|
|
|
|
void
|
|
window_set_buffer_type(struct window *window, enum window_buffer_type type)
|
|
{
|
|
window->buffer_type = type;
|
|
}
|
|
|
|
static void
|
|
compositor_handle_visual(void *data,
|
|
struct wl_compositor *compositor,
|
|
uint32_t id, uint32_t token)
|
|
{
|
|
struct display *d = data;
|
|
|
|
switch (token) {
|
|
case WL_COMPOSITOR_VISUAL_ARGB32:
|
|
d->argb_visual =
|
|
wl_display_bind(d->display, id, &wl_visual_interface);
|
|
break;
|
|
case WL_COMPOSITOR_VISUAL_PREMULTIPLIED_ARGB32:
|
|
d->premultiplied_argb_visual =
|
|
wl_display_bind(d->display, id, &wl_visual_interface);
|
|
break;
|
|
case WL_COMPOSITOR_VISUAL_XRGB32:
|
|
d->rgb_visual =
|
|
wl_display_bind(d->display, id, &wl_visual_interface);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static const struct wl_compositor_listener compositor_listener = {
|
|
compositor_handle_visual,
|
|
};
|
|
|
|
static void
|
|
display_handle_geometry(void *data,
|
|
struct wl_output *wl_output,
|
|
int x, int y,
|
|
int physical_width,
|
|
int physical_height,
|
|
int subpixel,
|
|
const char *make,
|
|
const char *model)
|
|
{
|
|
struct display *display = data;
|
|
|
|
display->screen_allocation.x = x;
|
|
display->screen_allocation.y = y;
|
|
}
|
|
|
|
static void
|
|
display_handle_mode(void *data,
|
|
struct wl_output *wl_output,
|
|
uint32_t flags,
|
|
int width,
|
|
int height,
|
|
int refresh)
|
|
{
|
|
struct display *display = data;
|
|
|
|
display->screen_allocation.width = width;
|
|
display->screen_allocation.height = height;
|
|
}
|
|
|
|
static const struct wl_output_listener output_listener = {
|
|
display_handle_geometry,
|
|
display_handle_mode
|
|
};
|
|
|
|
static void
|
|
display_add_input(struct display *d, uint32_t id)
|
|
{
|
|
struct input *input;
|
|
|
|
input = malloc(sizeof *input);
|
|
if (input == NULL)
|
|
return;
|
|
|
|
memset(input, 0, sizeof *input);
|
|
input->display = d;
|
|
input->input_device =
|
|
wl_display_bind(d->display, id, &wl_input_device_interface);
|
|
input->pointer_focus = NULL;
|
|
input->keyboard_focus = NULL;
|
|
wl_list_insert(d->input_list.prev, &input->link);
|
|
|
|
wl_input_device_add_listener(input->input_device,
|
|
&input_device_listener, input);
|
|
wl_input_device_set_user_data(input->input_device, input);
|
|
}
|
|
|
|
struct selection_offer {
|
|
struct display *display;
|
|
struct wl_selection_offer *offer;
|
|
struct wl_array types;
|
|
struct input *input;
|
|
};
|
|
|
|
int
|
|
input_offers_mime_type(struct input *input, const char *type)
|
|
{
|
|
struct selection_offer *offer = input->offer;
|
|
char **p, **end;
|
|
|
|
if (offer == NULL)
|
|
return 0;
|
|
|
|
end = offer->types.data + offer->types.size;
|
|
for (p = offer->types.data; p < end; p++)
|
|
if (strcmp(*p, type) == 0)
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
input_receive_mime_type(struct input *input, const char *type, int fd)
|
|
{
|
|
struct selection_offer *offer = input->offer;
|
|
|
|
/* FIXME: A number of things can go wrong here: the object may
|
|
* not be the current selection offer any more (which could
|
|
* still work, but the source may have gone away or just
|
|
* destroyed its wl_selection) or the offer may not have the
|
|
* requested type after all (programmer/client error,
|
|
* typically) */
|
|
wl_selection_offer_receive(offer->offer, type, fd);
|
|
}
|
|
|
|
static void
|
|
selection_offer_offer(void *data,
|
|
struct wl_selection_offer *selection_offer,
|
|
const char *type)
|
|
{
|
|
struct selection_offer *offer = data;
|
|
|
|
char **p;
|
|
|
|
p = wl_array_add(&offer->types, sizeof *p);
|
|
if (p)
|
|
*p = strdup(type);
|
|
};
|
|
|
|
static void
|
|
selection_offer_keyboard_focus(void *data,
|
|
struct wl_selection_offer *selection_offer,
|
|
struct wl_input_device *input_device)
|
|
{
|
|
struct selection_offer *offer = data;
|
|
struct input *input;
|
|
char **p, **end;
|
|
|
|
if (input_device == NULL) {
|
|
printf("selection offer retracted %p\n", selection_offer);
|
|
input = offer->input;
|
|
input->offer = NULL;
|
|
wl_selection_offer_destroy(selection_offer);
|
|
wl_array_release(&offer->types);
|
|
free(offer);
|
|
return;
|
|
}
|
|
|
|
input = wl_input_device_get_user_data(input_device);
|
|
printf("new selection offer %p:", selection_offer);
|
|
|
|
offer->input = input;
|
|
input->offer = offer;
|
|
end = offer->types.data + offer->types.size;
|
|
for (p = offer->types.data; p < end; p++)
|
|
printf(" %s", *p);
|
|
|
|
printf("\n");
|
|
}
|
|
|
|
struct wl_selection_offer_listener selection_offer_listener = {
|
|
selection_offer_offer,
|
|
selection_offer_keyboard_focus
|
|
};
|
|
|
|
static void
|
|
add_selection_offer(struct display *d, uint32_t id)
|
|
{
|
|
struct selection_offer *offer;
|
|
|
|
offer = malloc(sizeof *offer);
|
|
if (offer == NULL)
|
|
return;
|
|
|
|
offer->offer =
|
|
wl_display_bind(d->display, id, &wl_selection_offer_interface);
|
|
offer->display = d;
|
|
wl_array_init(&offer->types);
|
|
offer->input = NULL;
|
|
|
|
wl_selection_offer_add_listener(offer->offer,
|
|
&selection_offer_listener, offer);
|
|
}
|
|
|
|
static void
|
|
display_handle_global(struct wl_display *display, uint32_t id,
|
|
const char *interface, uint32_t version, void *data)
|
|
{
|
|
struct display *d = data;
|
|
|
|
if (strcmp(interface, "wl_compositor") == 0) {
|
|
d->compositor =
|
|
wl_display_bind(display, id, &wl_compositor_interface);
|
|
wl_compositor_add_listener(d->compositor,
|
|
&compositor_listener, d);
|
|
} else if (strcmp(interface, "wl_output") == 0) {
|
|
d->output = wl_display_bind(display, id, &wl_output_interface);
|
|
wl_output_add_listener(d->output, &output_listener, d);
|
|
} else if (strcmp(interface, "wl_input_device") == 0) {
|
|
display_add_input(d, id);
|
|
} else if (strcmp(interface, "wl_shell") == 0) {
|
|
d->shell = wl_display_bind(display, id, &wl_shell_interface);
|
|
wl_shell_add_listener(d->shell, &shell_listener, d);
|
|
} else if (strcmp(interface, "wl_shm") == 0) {
|
|
d->shm = wl_display_bind(display, id, &wl_shm_interface);
|
|
} else if (strcmp(interface, "wl_selection_offer") == 0) {
|
|
add_selection_offer(d, id);
|
|
}
|
|
}
|
|
|
|
static void
|
|
display_render_frame(struct display *d)
|
|
{
|
|
int radius = 8;
|
|
cairo_t *cr;
|
|
|
|
d->shadow = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 128, 128);
|
|
cr = cairo_create(d->shadow);
|
|
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
|
|
cairo_set_source_rgba(cr, 0, 0, 0, 1);
|
|
rounded_rect(cr, 16, 16, 112, 112, radius);
|
|
cairo_fill(cr);
|
|
cairo_destroy(cr);
|
|
blur_surface(d->shadow, 64);
|
|
|
|
d->active_frame =
|
|
cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 128, 128);
|
|
cr = cairo_create(d->active_frame);
|
|
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
|
|
cairo_set_source_rgba(cr, 0.8, 0.8, 0.4, 1);
|
|
rounded_rect(cr, 16, 16, 112, 112, radius);
|
|
cairo_fill(cr);
|
|
cairo_destroy(cr);
|
|
|
|
d->inactive_frame =
|
|
cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 128, 128);
|
|
cr = cairo_create(d->inactive_frame);
|
|
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
|
|
cairo_set_source_rgba(cr, 0.6, 0.6, 0.6, 1);
|
|
rounded_rect(cr, 16, 16, 112, 112, radius);
|
|
cairo_fill(cr);
|
|
cairo_destroy(cr);
|
|
}
|
|
|
|
static void
|
|
init_xkb(struct display *d)
|
|
{
|
|
struct xkb_rule_names names;
|
|
|
|
names.rules = "evdev";
|
|
names.model = "pc105";
|
|
names.layout = option_xkb_layout;
|
|
names.variant = option_xkb_variant;
|
|
names.options = option_xkb_options;
|
|
|
|
d->xkb = xkb_compile_keymap_from_rules(&names);
|
|
if (!d->xkb) {
|
|
fprintf(stderr, "Failed to compile keymap\n");
|
|
exit(1);
|
|
}
|
|
}
|
|
|
|
static int
|
|
init_egl(struct display *d)
|
|
{
|
|
EGLint major, minor;
|
|
EGLint n;
|
|
static const EGLint cfg_attribs[] = {
|
|
EGL_SURFACE_TYPE, EGL_WINDOW_BIT | EGL_PIXMAP_BIT,
|
|
EGL_RED_SIZE, 1,
|
|
EGL_GREEN_SIZE, 1,
|
|
EGL_BLUE_SIZE, 1,
|
|
EGL_ALPHA_SIZE, 1,
|
|
EGL_DEPTH_SIZE, 1,
|
|
EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
|
|
EGL_NONE
|
|
};
|
|
|
|
setenv("EGL_PLATFORM", "wayland", 1);
|
|
d->dpy = eglGetDisplay(d->display);
|
|
if (!eglInitialize(d->dpy, &major, &minor)) {
|
|
fprintf(stderr, "failed to initialize display\n");
|
|
return -1;
|
|
}
|
|
|
|
if (!eglBindAPI(EGL_OPENGL_API)) {
|
|
fprintf(stderr, "failed to bind api EGL_OPENGL_API\n");
|
|
return -1;
|
|
}
|
|
|
|
if (!eglChooseConfig(d->dpy, cfg_attribs, &d->conf, 1, &n) || n != 1) {
|
|
fprintf(stderr, "failed to choose config\n");
|
|
return -1;
|
|
}
|
|
|
|
d->ctx = eglCreateContext(d->dpy, d->conf, EGL_NO_CONTEXT, NULL);
|
|
if (d->ctx == NULL) {
|
|
fprintf(stderr, "failed to create context\n");
|
|
return -1;
|
|
}
|
|
|
|
if (!eglMakeCurrent(d->dpy, NULL, NULL, d->ctx)) {
|
|
fprintf(stderr, "failed to make context current\n");
|
|
return -1;
|
|
}
|
|
|
|
#ifdef HAVE_CAIRO_EGL
|
|
d->device = cairo_egl_device_create(d->dpy, d->ctx);
|
|
if (cairo_device_status(d->device) != CAIRO_STATUS_SUCCESS) {
|
|
fprintf(stderr, "failed to get cairo egl device\n");
|
|
return -1;
|
|
}
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
struct display *
|
|
display_create(int *argc, char **argv[], const GOptionEntry *option_entries)
|
|
{
|
|
struct display *d;
|
|
GOptionContext *context;
|
|
GOptionGroup *xkb_option_group;
|
|
GError *error;
|
|
|
|
g_type_init();
|
|
|
|
context = g_option_context_new(NULL);
|
|
if (option_entries)
|
|
g_option_context_add_main_entries(context, option_entries, "Wayland View");
|
|
|
|
xkb_option_group = g_option_group_new("xkb",
|
|
"Keyboard options",
|
|
"Show all XKB options",
|
|
NULL, NULL);
|
|
g_option_group_add_entries(xkb_option_group, xkb_option_entries);
|
|
g_option_context_add_group (context, xkb_option_group);
|
|
|
|
if (!g_option_context_parse(context, argc, argv, &error)) {
|
|
fprintf(stderr, "option parsing failed: %s\n", error->message);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
g_option_context_free(context);
|
|
|
|
d = malloc(sizeof *d);
|
|
if (d == NULL)
|
|
return NULL;
|
|
|
|
memset(d, 0, sizeof *d);
|
|
|
|
d->display = wl_display_connect(NULL);
|
|
if (d->display == NULL) {
|
|
fprintf(stderr, "failed to create display: %m\n");
|
|
return NULL;
|
|
}
|
|
|
|
wl_list_init(&d->input_list);
|
|
|
|
/* Set up listener so we'll catch all events. */
|
|
wl_display_add_global_listener(d->display,
|
|
display_handle_global, d);
|
|
|
|
/* Process connection events. */
|
|
wl_display_iterate(d->display, WL_DISPLAY_READABLE);
|
|
if (init_egl(d) < 0)
|
|
return NULL;
|
|
|
|
d->image_target_texture_2d =
|
|
(void *) eglGetProcAddress("glEGLImageTargetTexture2DOES");
|
|
d->create_image = (void *) eglGetProcAddress("eglCreateImageKHR");
|
|
d->destroy_image = (void *) eglGetProcAddress("eglDestroyImageKHR");
|
|
|
|
if (!d->premultiplied_argb_visual || !d->rgb_visual) {
|
|
wl_display_roundtrip(d->display);
|
|
if (!d->premultiplied_argb_visual || !d->rgb_visual) {
|
|
fprintf(stderr, "failed to retreive visuals\n");
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
create_pointer_surfaces(d);
|
|
|
|
display_render_frame(d);
|
|
|
|
d->loop = g_main_loop_new(NULL, FALSE);
|
|
d->source = wl_glib_source_new(d->display);
|
|
g_source_attach(d->source, NULL);
|
|
|
|
wl_list_init(&d->window_list);
|
|
|
|
init_xkb(d);
|
|
|
|
return d;
|
|
}
|
|
|
|
struct wl_display *
|
|
display_get_display(struct display *display)
|
|
{
|
|
return display->display;
|
|
}
|
|
|
|
struct wl_compositor *
|
|
display_get_compositor(struct display *display)
|
|
{
|
|
return display->compositor;
|
|
}
|
|
|
|
EGLDisplay
|
|
display_get_egl_display(struct display *d)
|
|
{
|
|
return d->dpy;
|
|
}
|
|
|
|
EGLConfig
|
|
display_get_egl_config(struct display *d)
|
|
{
|
|
return d->conf;
|
|
}
|
|
|
|
struct wl_shell *
|
|
display_get_shell(struct display *display)
|
|
{
|
|
return display->shell;
|
|
}
|
|
|
|
void
|
|
display_acquire_window_surface(struct display *display,
|
|
struct window *window,
|
|
EGLContext ctx)
|
|
{
|
|
#ifdef HAVE_CAIRO_EGL
|
|
struct egl_window_surface_data *data;
|
|
|
|
if (!window->cairo_surface)
|
|
return;
|
|
|
|
if (!ctx)
|
|
ctx = display->ctx;
|
|
|
|
data = cairo_surface_get_user_data(window->cairo_surface,
|
|
&surface_data_key);
|
|
|
|
cairo_device_acquire(display->device);
|
|
if (!eglMakeCurrent(display->dpy, data->surf, data->surf, ctx))
|
|
fprintf(stderr, "failed to make surface current\n");
|
|
#endif
|
|
}
|
|
|
|
void
|
|
display_release(struct display *display)
|
|
{
|
|
if (!eglMakeCurrent(display->dpy, NULL, NULL, display->ctx))
|
|
fprintf(stderr, "failed to make context current\n");
|
|
cairo_device_release(display->device);
|
|
}
|
|
|
|
void
|
|
display_run(struct display *d)
|
|
{
|
|
g_main_loop_run(d->loop);
|
|
}
|
|
|