static void
redraw_handler(struct widget *widget, void *data)
{
struct cliptest *cliptest = data;
struct geometry *g = cliptest->view.geometry;
struct rectangle allocation;
cairo_t *cr;
cairo_surface_t *surface;
GLfloat ex[8];
GLfloat ey[8];
int n;
n = calculate_edges(&cliptest->view, &g->clip, &g->surf, ex, ey);
widget_get_allocation(cliptest->widget, &allocation);
surface = window_get_surface(cliptest->window);
cr = cairo_create(surface);
widget_get_allocation(cliptest->widget, &allocation);
cairo_rectangle(cr, allocation.x, allocation.y,
allocation.width, allocation.height);
cairo_clip(cr);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_set_source_rgba(cr, 0, 0, 0, 1);
cairo_paint(cr);
cairo_translate(cr, allocation.x, allocation.y);
cairo_set_line_width(cr, 1.0);
cairo_move_to(cr, allocation.width / 2.0, 0.0);
cairo_line_to(cr, allocation.width / 2.0, allocation.height);
cairo_move_to(cr, 0.0, allocation.height / 2.0);
cairo_line_to(cr, allocation.width, allocation.height / 2.0);
cairo_set_source_rgba(cr, 0.5, 0.5, 0.5, 1.0);
cairo_stroke(cr);
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
cairo_push_group(cr);
cairo_translate(cr, allocation.width / 2.0,
allocation.height / 2.0);
cairo_scale(cr, 4.0, 4.0);
cairo_set_line_width(cr, 0.5);
cairo_set_line_join(cr, CAIRO_LINE_JOIN_BEVEL);
cairo_select_font_face(cr, "Sans", CAIRO_FONT_SLANT_NORMAL,
CAIRO_FONT_WEIGHT_BOLD);
cairo_set_font_size(cr, 5.0);
draw_geometry(cr, &cliptest->view, ex, ey, n);
cairo_pop_group_to_source(cr);
cairo_paint(cr);
cairo_set_source_rgba(cr, 0.0, 1.0, 0.0, 1.0);
cairo_select_font_face(cr, "monospace", CAIRO_FONT_SLANT_NORMAL,
CAIRO_FONT_WEIGHT_NORMAL);
cairo_set_font_size(cr, 12.0);
draw_coordinates(cr, 10.0, 10.0, ex, ey, n);
cairo_destroy(cr);
cairo_surface_destroy(surface);
}
static void
locked_pointer_frame_callback(void *data,
struct wl_callback *callback,
uint32_t time)
{
struct resizor *resizor = data;
struct wl_surface *surface;
struct rectangle allocation;
float x, y;
if (resizor->pointer_locked) {
widget_get_allocation(resizor->widget, &allocation);
x = resizor->pointer_x + (allocation.width - allocation.x);
y = resizor->pointer_y + (allocation.height - allocation.y);
widget_set_locked_pointer_cursor_hint(resizor->widget, x, y);
}
wl_callback_destroy(callback);
surface = window_get_wl_surface(resizor->window);
callback = wl_surface_frame(surface);
wl_callback_add_listener(callback,
&locked_pointer_frame_listener,
resizor);
}
static void
panel_launcher_redraw_handler(struct widget *widget, void *data)
{
struct panel_launcher *launcher = data;
cairo_surface_t *surface;
struct rectangle allocation;
cairo_t *cr;
surface = window_get_surface(launcher->panel->window);
cr = cairo_create(surface);
widget_get_allocation(widget, &allocation);
if (launcher->pressed) {
allocation.x++;
allocation.y++;
}
cairo_set_source_surface(cr, launcher->icon,
allocation.x, allocation.y);
cairo_paint(cr);
if (launcher->focused) {
cairo_set_source_rgba(cr, 1.0, 1.0, 1.0, 0.4);
cairo_mask_surface(cr, launcher->icon,
allocation.x, allocation.y);
}
cairo_destroy(cr);
}
/**
* \brief CALLBACK function, Wayland requests the window to redraw.
* \param widget widget to be redrawn
* \param data user data associated to the window
*
* Draws a red rectangle as demonstration of per-window data.
*/
static void
redraw_handler(struct widget *widget, void *data)
{
struct eventdemo *e = data;
cairo_surface_t *surface;
cairo_t *cr;
struct rectangle rect;
if (log_redraw)
printf("redraw\n");
widget_get_allocation(e->widget, &rect);
surface = window_get_surface(e->window);
cr = cairo_create(surface);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_rectangle(cr, rect.x, rect.y, rect.width, rect.height);
cairo_set_source_rgba(cr, 0, 0, 0, 0.8);
cairo_fill(cr);
cairo_rectangle(cr, e->x, e->y, e->w, e->h);
cairo_set_source_rgba(cr, 1.0, 0, 0, 1);
cairo_fill(cr);
cairo_destroy(cr);
cairo_surface_destroy(surface);
}
static void
text_entry_get_cursor_rectangle(struct text_entry *entry, struct rectangle *rectangle)
{
struct rectangle allocation;
PangoRectangle extents;
PangoRectangle cursor_pos;
widget_get_allocation(entry->widget, &allocation);
if (entry->preedit.text && entry->preedit.cursor < 0) {
rectangle->x = 0;
rectangle->y = 0;
rectangle->width = 0;
rectangle->height = 0;
return;
}
pango_layout_get_extents(entry->layout, &extents, NULL);
pango_layout_get_cursor_pos(entry->layout,
entry->cursor + entry->preedit.cursor,
&cursor_pos, NULL);
rectangle->x = allocation.x + (allocation.height / 2) + PANGO_PIXELS(cursor_pos.x);
rectangle->y = allocation.y + 10 + PANGO_PIXELS(cursor_pos.y);
rectangle->width = PANGO_PIXELS(cursor_pos.width);
rectangle->height = PANGO_PIXELS(cursor_pos.height);
}
static void
clamp_view(struct image *image)
{
struct rectangle allocation;
double scale = get_scale(image);
double sw, sh;
sw = image->width * scale;
sh = image->height * scale;
widget_get_allocation(image->widget, &allocation);
if (sw < allocation.width) {
image->matrix.x0 =
(allocation.width - image->width * scale) / 2;
} else {
if (image->matrix.x0 > 0.0)
image->matrix.x0 = 0.0;
if (sw + image->matrix.x0 < allocation.width)
image->matrix.x0 = allocation.width - sw;
}
if (sh < allocation.width) {
image->matrix.y0 =
(allocation.height - image->height * scale) / 2;
} else {
if (image->matrix.y0 > 0.0)
image->matrix.y0 = 0.0;
if (sh + image->matrix.y0 < allocation.height)
image->matrix.y0 = allocation.height - sh;
}
}
static void
redraw_handler(struct widget *widget, void *data)
{
struct editor *editor = data;
cairo_surface_t *surface;
struct rectangle allocation;
cairo_t *cr;
surface = window_get_surface(editor->window);
widget_get_allocation(editor->widget, &allocation);
cr = cairo_create(surface);
cairo_rectangle(cr, allocation.x, allocation.y, allocation.width, allocation.height);
cairo_clip(cr);
cairo_translate(cr, allocation.x, allocation.y);
/* Draw background */
cairo_push_group(cr);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_set_source_rgba(cr, 1, 1, 1, 1);
cairo_rectangle(cr, 0, 0, allocation.width, allocation.height);
cairo_fill(cr);
cairo_pop_group_to_source(cr);
cairo_paint(cr);
cairo_destroy(cr);
cairo_surface_destroy(surface);
}
static void
redraw_handler(struct widget *widget, void *data)
{
struct demoapp *app = data;
cairo_t *cr;
struct rectangle allocation;
uint32_t time;
widget_get_allocation(app->widget, &allocation);
cr = widget_cairo_create(widget);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_rectangle(cr,
allocation.x,
allocation.y,
allocation.width,
allocation.height);
cairo_set_source_rgba(cr, 0, 0.8, 0, 0.8);
cairo_fill(cr);
time = widget_get_last_time(widget);
cairo_set_source_rgba(cr, 0.5, 1.0, 0.5, 1.0);
draw_spinner(cr, &allocation, time);
cairo_destroy(cr);
DBG("%dx%d @ %d,%d, last time %u\n",
allocation.width, allocation.height,
allocation.x, allocation.y, time);
}
static void
resize_handler(struct widget *widget,
int32_t width, int32_t height, void *data)
{
struct demoapp *app = data;
struct rectangle area;
int side, h;
widget_get_allocation(widget, &area);
side = area.width < area.height ? area.width / 2 : area.height / 2;
h = area.height - side;
widget_set_allocation(app->subsurface,
area.x + area.width - side,
area.y,
side, h);
if (app->triangle) {
widget_set_allocation(app->triangle->widget,
area.x + area.width - side,
area.y + h,
side, side);
}
DBG("green %dx%d, red %dx%d, GL %dx%d\n",
area.width, area.height, side, h, side, side);
}
static void
redraw_handler(struct widget *widget, void *data)
{
struct resizor *resizor = data;
cairo_surface_t *surface;
cairo_t *cr;
struct rectangle allocation;
widget_get_allocation(resizor->widget, &allocation);
surface = window_get_surface(resizor->window);
cr = cairo_create(surface);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_rectangle(cr,
allocation.x,
allocation.y,
allocation.width,
allocation.height);
cairo_set_source_rgba(cr, 0, 0, 0, 0.8);
cairo_fill(cr);
cairo_destroy(cr);
cairo_surface_destroy(surface);
}
static void
button_handler(struct widget *widget,
struct input *input, uint32_t time,
uint32_t button,
enum wl_pointer_button_state state, void *data)
{
struct keyboard *keyboard = data;
struct rectangle allocation;
int32_t x, y;
int row, col;
unsigned int i;
if (state != WL_POINTER_BUTTON_STATE_PRESSED || button != BTN_LEFT) {
return;
}
input_get_position(input, &x, &y);
widget_get_allocation(keyboard->widget, &allocation);
x -= allocation.x;
y -= allocation.y;
row = y / key_height;
col = x / key_width + row * columns;
for (i = 0; i < sizeof(keys) / sizeof(*keys); ++i) {
col -= keys[i].width;
if (col < 0) {
keyboard_handle_key(keyboard, &keys[i]);
break;
}
}
widget_schedule_redraw(widget);
}
static void
redraw_handler(struct widget *widget, void *data)
{
struct image *image = data;
struct rectangle allocation;
cairo_t *cr;
cairo_surface_t *surface;
double width, height, doc_aspect, window_aspect, scale;
cairo_matrix_t matrix;
cairo_matrix_t translate;
surface = window_get_surface(image->window);
cr = cairo_create(surface);
widget_get_allocation(image->widget, &allocation);
cairo_rectangle(cr, allocation.x, allocation.y,
allocation.width, allocation.height);
cairo_clip(cr);
cairo_push_group(cr);
cairo_translate(cr, allocation.x, allocation.y);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_set_source_rgba(cr, 0, 0, 0, 1);
cairo_paint(cr);
if (!image->initialized) {
image->initialized = true;
width = cairo_image_surface_get_width(image->image);
height = cairo_image_surface_get_height(image->image);
doc_aspect = width / height;
window_aspect = (double) allocation.width / allocation.height;
if (doc_aspect < window_aspect)
scale = allocation.height / height;
else
scale = allocation.width / width;
image->width = width;
image->height = height;
cairo_matrix_init_scale(&image->matrix, scale, scale);
clamp_view(image);
}
matrix = image->matrix;
cairo_matrix_init_translate(&translate, allocation.x, allocation.y);
cairo_matrix_multiply(&matrix, &matrix, &translate);
cairo_set_matrix(cr, &matrix);
cairo_set_source_surface(cr, image->image, 0, 0);
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
cairo_paint(cr);
cairo_pop_group_to_source(cr);
cairo_paint(cr);
cairo_destroy(cr);
cairo_surface_destroy(surface);
}
static void
set_cursor_inv_offset(struct resizor *resizor, float x, float y)
{
struct rectangle allocation;
widget_get_allocation(resizor->widget, &allocation);
resizor->pointer_x = x - (allocation.width - allocation.x);
resizor->pointer_y = y - (allocation.height - allocation.y);
}
static void
text_entry_redraw_handler(struct widget *widget, void *data)
{
struct text_entry *entry = data;
cairo_surface_t *surface;
struct rectangle allocation;
cairo_t *cr;
surface = window_get_surface(entry->window);
widget_get_allocation(entry->widget, &allocation);
cr = cairo_create(surface);
cairo_rectangle(cr, allocation.x, allocation.y, allocation.width, allocation.height);
cairo_clip(cr);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_push_group(cr);
cairo_translate(cr, allocation.x, allocation.y);
cairo_set_source_rgba(cr, 1, 1, 1, 1);
cairo_rectangle(cr, 0, 0, allocation.width, allocation.height);
cairo_fill(cr);
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
if (entry->active) {
cairo_rectangle(cr, 0, 0, allocation.width, allocation.height);
cairo_set_line_width (cr, 3);
cairo_set_source_rgba(cr, 0, 0, 1, 1.0);
cairo_stroke(cr);
}
cairo_set_source_rgba(cr, 0, 0, 0, 1);
cairo_translate(cr, text_offset_left, allocation.height / 2);
if (!entry->layout)
entry->layout = pango_cairo_create_layout(cr);
else
pango_cairo_update_layout(cr, entry->layout);
text_entry_update_layout(entry);
pango_cairo_show_layout(cr, entry->layout);
text_entry_draw_cursor(entry, cr);
cairo_pop_group_to_source(cr);
cairo_paint(cr);
cairo_destroy(cr);
cairo_surface_destroy(surface);
}
static void
redraw_handler(struct widget *widget, void *data)
{
struct view *view = data;
struct rectangle allocation;
cairo_surface_t *surface;
cairo_t *cr;
PopplerPage *page;
double width, height, doc_aspect, window_aspect, scale;
widget_get_allocation(view->widget, &allocation);
surface = window_get_surface(view->window);
cr = cairo_create(surface);
cairo_rectangle(cr, allocation.x, allocation.y,
allocation.width, allocation.height);
cairo_clip(cr);
cairo_set_source_rgba(cr, 0, 0, 0, 0.8);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_paint(cr);
if(!view->document) {
cairo_destroy(cr);
cairo_surface_destroy(surface);
window_flush(view->window);
return;
}
page = poppler_document_get_page(view->document, view->page);
poppler_page_get_size(page, &width, &height);
doc_aspect = width / height;
window_aspect = (double) allocation.width / allocation.height;
if (doc_aspect < window_aspect)
scale = allocation.height / height;
else
scale = allocation.width / width;
cairo_translate(cr, allocation.x, allocation.y);
cairo_scale(cr, scale, scale);
cairo_translate(cr,
(allocation.width - width * scale) / 2 / scale,
(allocation.height - height * scale) / 2 / scale);
cairo_rectangle(cr, 0, 0, width, height);
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
cairo_set_source_rgb(cr, 1, 1, 1);
cairo_fill(cr);
poppler_page_render(page, cr);
cairo_destroy(cr);
cairo_surface_destroy(surface);
g_object_unref(G_OBJECT(page));
}
static struct ModeInfo *
create_wscreensaver_instance(struct wscreensaver *screensaver,
struct wl_output *output, int width, int height)
{
static int instance;
struct ModeInfo *mi;
struct rectangle drawarea;
mi = calloc(1, sizeof *mi);
if (!mi)
return NULL;
if (demo_mode)
mi->window = window_create(screensaver->display);
else
mi->window = window_create_custom(screensaver->display);
if (!mi->window) {
fprintf(stderr, "%s: creating a window failed.\n", progname);
free(mi);
return NULL;
}
window_set_title(mi->window, progname);
if (screensaver->interface && !demo_mode) {
mi->widget = window_add_widget(mi->window, mi);
screensaver_set_surface(screensaver->interface,
window_get_wl_surface(mi->window),
output);
} else {
mi->widget = frame_create(mi->window, mi);
}
widget_set_redraw_handler(mi->widget, redraw_handler);
mi->priv = screensaver;
mi->eglctx = EGL_NO_CONTEXT;
mi->instance_number = instance++; /* XXX */
widget_get_allocation(mi->widget, &drawarea);
mi->width = drawarea.width;
mi->height = drawarea.height;
screensaver->plugin->init(mi);
window_schedule_resize(mi->window, width, height);
return mi;
}
static void
resize_handler(struct widget *widget,
int32_t width, int32_t height, void *data)
{
struct editor *editor = data;
struct rectangle allocation;
widget_get_allocation(editor->widget, &allocation);
text_entry_allocate(editor->entry,
allocation.x + 20, allocation.y + 20,
width - 40, height / 2 - 40);
text_entry_allocate(editor->editor,
allocation.x + 20, allocation.y + height / 2 + 20,
width - 40, height / 2 - 40);
}
static int
text_entry_motion_handler(struct widget *widget,
struct input *input, uint32_t time,
float x, float y, void *data)
{
struct text_entry *entry = data;
struct rectangle allocation;
widget_get_allocation(entry->widget, &allocation);
text_entry_set_cursor_position(entry,
x - allocation.x - text_offset_left,
y - allocation.y - text_offset_left);
return CURSOR_IBEAM;
}
static int
enter_handler(struct widget *widget,
struct input *input,
float x, float y, void *data)
{
struct image *image = data;
struct rectangle allocation;
widget_get_allocation(image->widget, &allocation);
x -= allocation.x;
y -= allocation.y;
image->pointer.x = x;
image->pointer.y = y;
return 1;
}
static void
text_entry_button_handler(struct widget *widget,
struct input *input, uint32_t time,
uint32_t button,
enum wl_pointer_button_state state, void *data)
{
struct text_entry *entry = data;
struct rectangle allocation;
struct editor *editor;
int32_t x, y;
uint32_t result;
widget_get_allocation(entry->widget, &allocation);
input_get_position(input, &x, &y);
x -= allocation.x + text_offset_left;
y -= allocation.y + text_offset_left;
editor = window_get_user_data(entry->window);
if (button == BTN_LEFT) {
entry->button_pressed = (state == WL_POINTER_BUTTON_STATE_PRESSED);
if (state == WL_POINTER_BUTTON_STATE_PRESSED)
input_grab(input, entry->widget, button);
else
input_ungrab(input);
}
if (text_entry_has_preedit(entry)) {
result = text_entry_try_invoke_preedit_action(entry, x, y, button, state);
if (result)
return;
}
if (state == WL_POINTER_BUTTON_STATE_PRESSED) {
struct wl_seat *seat = input_get_seat(input);
text_entry_activate(entry, seat);
editor->active_entry = entry;
text_entry_set_cursor_position(entry, x, y, true);
}
}
static void
redraw_handler(struct widget *widget, void *data)
{
struct keyboard *keyboard = data;
cairo_surface_t *surface;
struct rectangle allocation;
cairo_t *cr;
unsigned int i;
unsigned int row = 0, col = 0;
const struct layout *layout;
layout = get_current_layout(keyboard->keyboard);
surface = window_get_surface(keyboard->window);
widget_get_allocation(keyboard->widget, &allocation);
cr = cairo_create(surface);
cairo_rectangle(cr, allocation.x, allocation.y, allocation.width, allocation.height);
cairo_clip(cr);
cairo_select_font_face(cr, "sans", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_BOLD);
cairo_set_font_size(cr, 16);
cairo_translate(cr, allocation.x, allocation.y);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_set_source_rgba(cr, 1, 1, 1, 0.75);
cairo_rectangle(cr, 0, 0, layout->columns * key_width, layout->rows * key_height);
cairo_paint(cr);
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
for (i = 0; i < layout->count; ++i) {
cairo_set_source_rgb(cr, 0, 0, 0);
draw_key(keyboard, &layout->keys[i], cr, row, col);
col += layout->keys[i].width;
if (col >= layout->columns) {
row += 1;
col = 0;
}
}
cairo_destroy(cr);
cairo_surface_destroy(surface);
}
static void
redraw_handler(struct widget *widget, void *data)
{
struct ModeInfo *mi = data;
struct wscreensaver *wscr = mi->priv;
struct rectangle drawarea;
struct rectangle winarea;
struct wl_callback *callback;
int bottom;
mi->swap_buffers = 0;
widget_get_allocation(mi->widget, &drawarea);
window_get_allocation(mi->window, &winarea);
if (display_acquire_window_surface(wscr->display,
mi->window,
mi->eglctx) < 0) {
fprintf(stderr, "%s: unable to acquire window surface",
progname);
return;
}
bottom = winarea.height - (drawarea.height + drawarea.y);
glViewport(drawarea.x, bottom, drawarea.width, drawarea.height);
glScissor(drawarea.x, bottom, drawarea.width, drawarea.height);
glEnable(GL_SCISSOR_TEST);
if (mi->width != drawarea.width || mi->height != drawarea.height) {
mi->width = drawarea.width;
mi->height = drawarea.height;
wscr->plugin->reshape(mi, mi->width, mi->height);
}
wscr->plugin->draw(mi);
if (mi->swap_buffers == 0)
fprintf(stderr, "%s: swapBuffers not called\n", progname);
display_release_window_surface(wscr->display, mi->window);
callback = wl_surface_frame(window_get_wl_surface(mi->window));
wl_callback_add_listener(callback, &listener, mi);
}
static int
motion_handler(struct widget *widget,
struct input *input, uint32_t time,
float x, float y, void *data)
{
struct image *image = data;
struct rectangle allocation;
widget_get_allocation(image->widget, &allocation);
x -= allocation.x;
y -= allocation.y;
if (image->button_pressed)
move_viewport(image, image->pointer.x - x,
image->pointer.y - y);
image->pointer.x = x;
image->pointer.y = y;
return image->button_pressed ? CURSOR_DRAGGING : CURSOR_LEFT_PTR;
}
static void
sub_redraw_handler(struct widget *widget, void *data)
{
struct demoapp *app = data;
cairo_t *cr;
struct rectangle allocation;
uint32_t time;
widget_get_allocation(app->subsurface, &allocation);
cr = widget_cairo_create(widget);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
/* debug: paint whole surface magenta; no magenta should show */
cairo_set_source_rgba(cr, 0.9, 0.0, 0.9, 1.0);
cairo_paint(cr);
cairo_rectangle(cr,
allocation.x,
allocation.y,
allocation.width,
allocation.height);
cairo_clip(cr);
cairo_set_source_rgba(cr, 0.8, 0, 0, 0.8);
cairo_paint(cr);
time = widget_get_last_time(widget);
cairo_set_source_rgba(cr, 1.0, 0.5, 0.5, 1.0);
draw_spinner(cr, &allocation, time);
cairo_destroy(cr);
if (app->animate)
widget_schedule_redraw(app->subsurface);
DBG("%dx%d @ %d,%d, last time %u\n",
allocation.width, allocation.height,
allocation.x, allocation.y, time);
}
static void
text_entry_button_handler(struct widget *widget,
struct input *input, uint32_t time,
uint32_t button,
enum wl_pointer_button_state state, void *data)
{
struct text_entry *entry = data;
struct rectangle allocation;
struct editor *editor;
int32_t x, y;
widget_get_allocation(entry->widget, &allocation);
input_get_position(input, &x, &y);
editor = window_get_user_data(entry->window);
if (button != BTN_LEFT) {
return;
}
text_entry_set_cursor_position(entry,
x - allocation.x - text_offset_left,
y - allocation.y - text_offset_left);
if (state == WL_POINTER_BUTTON_STATE_PRESSED) {
struct wl_seat *seat = input_get_seat(input);
text_entry_activate(entry, seat);
editor->active_entry = entry;
text_entry_set_anchor_position(entry,
x - allocation.x - text_offset_left,
y - allocation.y - text_offset_left);
widget_set_motion_handler(entry->widget, text_entry_motion_handler);
} else {
widget_set_motion_handler(entry->widget, NULL);
}
}
static void
redraw_handler(struct widget *widget, void *data)
{
static const double r = 10.0;
struct clickdot *clickdot = data;
cairo_surface_t *surface;
cairo_t *cr;
struct rectangle allocation;
widget_get_allocation(clickdot->widget, &allocation);
surface = window_get_surface(clickdot->window);
cr = cairo_create(surface);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_rectangle(cr,
allocation.x,
allocation.y,
allocation.width,
allocation.height);
cairo_set_source_rgba(cr, 0, 0, 0, 0.8);
cairo_fill(cr);
draw_line(clickdot, cr, &allocation);
cairo_translate(cr, clickdot->dot.x + 0.5, clickdot->dot.y + 0.5);
cairo_set_line_width(cr, 1.0);
cairo_set_source_rgb(cr, 0.1, 0.9, 0.9);
cairo_move_to(cr, 0.0, -r);
cairo_line_to(cr, 0.0, r);
cairo_move_to(cr, -r, 0.0);
cairo_line_to(cr, r, 0.0);
cairo_arc(cr, 0.0, 0.0, r, 0.0, 2.0 * M_PI);
cairo_stroke(cr);
cairo_destroy(cr);
cairo_surface_destroy(surface);
}
static void
redraw_handler(struct widget *widget, void *data)
{
struct transformed *transformed = data;
struct rectangle allocation;
cairo_surface_t *surface;
cairo_t *cr;
surface = window_get_surface(transformed->window);
if (surface == NULL ||
cairo_surface_status(surface) != CAIRO_STATUS_SUCCESS) {
fprintf(stderr, "failed to create cairo egl surface\n");
return;
}
widget_get_allocation(transformed->widget, &allocation);
cr = widget_cairo_create(widget);
draw_stuff(cr, allocation.width, allocation.height);
cairo_surface_destroy(surface);
}
static void
button_handler(struct widget *widget,
struct input *input, uint32_t time,
uint32_t button,
enum wl_pointer_button_state state, void *data)
{
struct editor *editor = data;
struct rectangle allocation;
int32_t x, y;
struct wl_seat *seat;
if (state != WL_POINTER_BUTTON_STATE_PRESSED || button != BTN_LEFT) {
return;
}
input_get_position(input, &x, &y);
widget_get_allocation(editor->widget, &allocation);
x -= allocation.x;
y -= allocation.y;
int32_t activate_entry = rectangle_contains(&editor->entry->allocation, x, y);
int32_t activate_editor = rectangle_contains(&editor->editor->allocation, x, y);
assert(!(activate_entry && activate_editor));
seat = input_get_seat(input);
if (activate_entry) {
text_entry_activate(editor->entry, seat);
} else if (activate_editor) {
text_entry_activate(editor->editor, seat);
} else {
text_entry_deactivate(editor->entry, seat);
text_entry_deactivate(editor->editor, seat);
}
widget_schedule_redraw(widget);
}
static void
button_handler(struct widget *widget,
struct input *input, uint32_t time,
uint32_t button,
enum wl_pointer_button_state state, void *data)
{
struct keyboard *keyboard = data;
struct rectangle allocation;
int32_t x, y;
int row, col;
unsigned int i;
const struct layout *layout;
layout = get_current_layout(keyboard->keyboard);
if (button != BTN_LEFT) {
return;
}
input_get_position(input, &x, &y);
widget_get_allocation(keyboard->widget, &allocation);
x -= allocation.x;
y -= allocation.y;
row = y / key_height;
col = x / key_width + row * layout->columns;
for (i = 0; i < layout->count; ++i) {
col -= layout->keys[i].width;
if (col < 0) {
keyboard_handle_key(keyboard, time, &layout->keys[i], input, state);
break;
}
}
widget_schedule_redraw(widget);
}
static void
panel_tag_redraw_handler(struct widget *widget, void *data)
{
static char* tag_names[] = {"a", "s", "d", "f", "g", "h", "j", "k", "l", ";"};
struct panel_tag *tag = data;
cairo_text_extents_t extents;
cairo_surface_t *surface;
struct rectangle allocation;
cairo_t *cr;
surface = window_get_surface(tag->panel->window);
cr = cairo_create(surface);
widget_get_allocation(widget, &allocation);
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
cairo_select_font_face(cr, "monospace",
CAIRO_FONT_SLANT_NORMAL,
CAIRO_FONT_WEIGHT_BOLD);
cairo_set_font_size(cr, tag->font_size);
//cairo_text_extents(cr, "1", &extents);
int x = 0;
int y = 0;
cairo_move_to(cr, allocation.x, 26);
if (tag->focused)
cairo_set_source_rgba(cr, 0.8, 1, 1, 1);
else if (tag->pressed)
cairo_set_source_rgba(cr, 1, 0, 0, 1);
else
cairo_set_source_rgba(cr, 0, 0.7, 1, 1);
cairo_show_text(cr, tag_names[tag->no]);
//cairo_set_source_surface(cr, launcher->icon, allocation.x, allocation.y);
//cairo_paint(cr);
cairo_destroy(cr);
}
