mainnika
/
weston
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Update decoration drawing to be less cairo path happy

Browse Source
dev
Kristian Høgsberg 15 years ago
parent 49e868cb05
commit dcb71b62a0
6 changed files with 220 additions and 85 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 138
      cairo-util.c
  2. 8
      cairo-util.h
  3. 12
      clients/Makefile
  4. 2
      clients/terminal.c
  5. 135
      clients/window.c
  6. 8
      clients/window.h

138
cairo-util.c
Unescape View File

@ -114,4 +114,142 @@ blur_surface(cairo_surface_t *surface, int margin)
}
free(dst);
cairo_surface_mark_dirty(surface);
}
void
tile_mask(cairo_t *cr, cairo_surface_t *surface,
int x, int y, int width, int height, int margin)
{
cairo_pattern_t *pattern;
cairo_matrix_t matrix;
int i, fx, fy;
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
pattern = cairo_pattern_create_for_surface (surface);
for (i = 0; i < 4; i++) {
fx = i & 1;
fy = i >> 1;
cairo_matrix_init_translate(&matrix,
-x + fx * (128 - width),
-y + fy * (128 - height));
cairo_pattern_set_matrix(pattern, &matrix);
cairo_reset_clip(cr);
cairo_rectangle(cr,
x + fx * (width - margin),
y + fy * (height - margin),
margin, margin);
cairo_clip (cr);
cairo_mask(cr, pattern);
}
/* Top strecth */
cairo_matrix_init_translate(&matrix, 64, 0);
cairo_matrix_scale(&matrix, 64.0 / (width - 2 * margin), 1);
cairo_matrix_translate(&matrix, -x - width / 2, -y);
cairo_pattern_set_matrix(pattern, &matrix);
cairo_rectangle(cr, x + margin, y, width - 2 * margin, margin);
cairo_reset_clip(cr);
cairo_rectangle(cr,
x + margin,
y,
width - 2 * margin, margin);
cairo_clip (cr);
cairo_mask(cr, pattern);
/* Bottom strecth */
cairo_matrix_translate(&matrix, 0, -height + 128);
cairo_pattern_set_matrix(pattern, &matrix);
cairo_reset_clip(cr);
cairo_rectangle(cr, x + margin, y + height - margin,
width - 2 * margin, margin);
cairo_clip (cr);
cairo_mask(cr, pattern);
/* Left strecth */
cairo_matrix_init_translate(&matrix, 0, 64);
cairo_matrix_scale(&matrix, 1, 64.0 / (height - 2 * margin));
cairo_matrix_translate(&matrix, -x, -y - height / 2);
cairo_pattern_set_matrix(pattern, &matrix);
cairo_reset_clip(cr);
cairo_rectangle(cr, x, y + margin, margin, height - 2 * margin);
cairo_clip (cr);
cairo_mask(cr, pattern);
/* Right strecth */
cairo_matrix_translate(&matrix, -width + 128, 0);
cairo_pattern_set_matrix(pattern, &matrix);
cairo_rectangle(cr, x + width - margin, y + margin,
margin, height - 2 * margin);
cairo_reset_clip(cr);
cairo_clip (cr);
cairo_mask(cr, pattern);
cairo_pattern_destroy(pattern);
cairo_reset_clip(cr);
}
void
tile_source(cairo_t *cr, cairo_surface_t *surface,
int x, int y, int width, int height, int margin)
{
cairo_pattern_t *pattern;
cairo_matrix_t matrix;
int i, fx, fy;
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
pattern = cairo_pattern_create_for_surface (surface);
cairo_set_source(cr, pattern);
cairo_pattern_destroy(pattern);
for (i = 0; i < 4; i++) {
fx = i & 1;
fy = i >> 1;
cairo_matrix_init_translate(&matrix,
-x + fx * (128 - width),
-y + fy * (128 - height));
cairo_pattern_set_matrix(pattern, &matrix);
cairo_rectangle(cr,
x + fx * (width - margin),
y + fy * (height - margin),
margin, margin);
cairo_fill(cr);
}
/* Top strecth */
cairo_matrix_init_translate(&matrix, 64, 0);
cairo_matrix_scale(&matrix, 64.0 / (width - 2 * margin), 1);
cairo_matrix_translate(&matrix, -x - width / 2, -y);
cairo_pattern_set_matrix(pattern, &matrix);
cairo_rectangle(cr, x + margin, y, width - 2 * margin, margin);
cairo_fill(cr);
/* Bottom strecth */
cairo_matrix_translate(&matrix, 0, -height + 128);
cairo_pattern_set_matrix(pattern, &matrix);
cairo_rectangle(cr, x + margin, y + height - margin,
width - 2 * margin, margin);
cairo_fill(cr);
/* Left strecth */
cairo_matrix_init_translate(&matrix, 0, 64);
cairo_matrix_scale(&matrix, 1, 64.0 / (height - 2 * margin));
cairo_matrix_translate(&matrix, -x, -y - height / 2);
cairo_pattern_set_matrix(pattern, &matrix);
cairo_rectangle(cr, x, y + margin, margin, height - 2 * margin);
cairo_fill(cr);
/* Right strecth */
cairo_matrix_translate(&matrix, -width + 128, 0);
cairo_pattern_set_matrix(pattern, &matrix);
cairo_rectangle(cr, x + width - margin, y + margin,
margin, height - 2 * margin);
cairo_fill(cr);
}

8
cairo-util.h
Unescape View File

@ -26,4 +26,12 @@
void
blur_surface(cairo_surface_t *surface, int margin);
void
tile_mask(cairo_t *cr, cairo_surface_t *surface,
int x, int y, int width, int height, int margin);
void
tile_source(cairo_t *cr, cairo_surface_t *surface,
int x, int y, int width, int height, int margin);
#endif

12
clients/Makefile
Unescape View File

@ -11,12 +11,12 @@ all : $(egl_clients) $(cairo_clients)
clean :
rm -f $(egl_clients) $(cairo_clients) *.o
flower : flower.o window.o wayland-glib.o
gears : gears.o window.o wayland-glib.o
screenshot : screenshot.o wayland-glib.o
terminal : terminal.o window.o wayland-glib.o
image : image.o window.o wayland-glib.o
view : view.o window.o wayland-glib.o
flower : flower.o window.o wayland-glib.o ../cairo-util.o
gears : gears.o window.o wayland-glib.o ../cairo-util.o
screenshot : screenshot.o wayland-glib.o ../cairo-util.o
terminal : terminal.o window.o wayland-glib.o ../cairo-util.o
image : image.o window.o wayland-glib.o ../cairo-util.o
view : view.o window.o wayland-glib.o ../cairo-util.o
terminal : LDLIBS += -lutil
view : CFLAGS += $(POPPLER_CFLAGS)

2
clients/terminal.c
Unescape View File

@ -136,7 +136,7 @@ terminal_draw_contents(struct terminal *terminal)
window_get_child_rectangle(terminal->window, &rectangle);
surface = window_create_surface(terminal->window, &rectangle);
surface = display_create_surface(terminal->display, &rectangle);
cr = cairo_create(surface);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_set_source_rgba(cr,

135
clients/window.c
Unescape View File

@ -61,6 +61,7 @@ struct display {
GSource *source;
struct wl_list window_list;
char *device_name;
cairo_surface_t *active_frame, *inactive_frame, *shadow;
};
struct window {
@ -125,11 +126,11 @@ surface_data_destroy(void *p)
}
cairo_surface_t *
window_create_surface(struct window *window,
display_create_surface(struct display *display,
struct rectangle *rectangle)
{
struct surface_data *data;
EGLDisplay dpy = window->display->dpy;
EGLDisplay dpy = display->dpy;
cairo_surface_t *surface;
EGLint image_attribs[] = {
@ -149,7 +150,7 @@ window_create_surface(struct window *window,
glBindTexture(GL_TEXTURE_2D, data->texture);
glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, data->image);
surface = cairo_gl_surface_create_for_texture(window->display->device,
surface = cairo_gl_surface_create_for_texture(display->device,
CAIRO_CONTENT_COLOR_ALPHA,
data->texture,
rectangle->width,
@ -212,13 +213,16 @@ window_draw_decorations(struct window *window)
cairo_t *cr;
int border = 2, radius = 5;
cairo_text_extents_t extents;
cairo_pattern_t *gradient, *outline, *bright, *dim;
cairo_pattern_t *pattern, *gradient, *outline, *bright, *dim;
int width, height;
int shadow_dx = 4, shadow_dy = 4;
cairo_matrix_t matrix;
window->cairo_surface =
window_create_surface(window, &window->allocation);
display_create_surface(window->display, &window->allocation);
window->surface_allocation = window->allocation;
width = window->allocation.width;
height = window->allocation.height;
outline = cairo_pattern_create_rgb(0.1, 0.1, 0.1);
bright = cairo_pattern_create_rgb(0.8, 0.8, 0.8);
@ -226,85 +230,33 @@ window_draw_decorations(struct window *window)
cr = cairo_create(window->cairo_surface);
width = window->allocation.width - window->margin * 2;
height = window->allocation.height - window->margin * 2;
cairo_set_source_rgba(cr, 0, 0, 0, 0);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_set_source_rgba(cr, 0, 0, 0, 0);
cairo_paint(cr);
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
cairo_translate(cr, window->margin + shadow_dx,
window->margin + shadow_dy);
cairo_set_line_width (cr, border);
cairo_set_source_rgba(cr, 0, 0, 0, 0.7);
rounded_rect(cr, -1, -1, width + 1, height + 1, radius);
cairo_fill(cr);
#define SLOW_BUT_PWETTY_not_right_now
#ifdef SLOW_BUT_PWETTY
/* FIXME: Aw, pretty drop shadows now have to fallback to sw.
* Ideally we should have convolution filters in cairo, but we
* can also fallback to compositing the shadow image a bunch
* of times according to the blur kernel. */
{
cairo_surface_t *map;
map = cairo_drm_surface_map(window->cairo_surface);
blur_surface(map, 32);
cairo_drm_surface_unmap(window->cairo_surface, map);
}
#endif
cairo_translate(cr, -shadow_dx, -shadow_dy);
if (window->keyboard_device) {
rounded_rect(cr, 0, 0, width, height, radius);
gradient = cairo_pattern_create_linear (0, 0, 0, 100);
cairo_pattern_add_color_stop_rgb(gradient, 0, 0.6, 0.6, 0.6);
cairo_pattern_add_color_stop_rgb(gradient, 1, 0.8, 0.8, 0.8);
cairo_set_source(cr, gradient);
cairo_fill(cr);
cairo_pattern_destroy(gradient);
} else {
rounded_rect(cr, 0, 0, width, height, radius);
cairo_set_source_rgba(cr, 0.6, 0.6, 0.6, 1);
cairo_fill(cr);
}
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_move_to(cr, 10, 50);
cairo_line_to(cr, width - 10, 50);
cairo_line_to(cr, width - 10, height - 10);
cairo_line_to(cr, 10, height - 10);
cairo_close_path(cr);
cairo_set_source(cr, dim);
cairo_stroke(cr);
cairo_set_source_rgba(cr, 0, 0, 0, 0.6);
tile_mask(cr, window->display->shadow, 3, 3, width, height, 32);
cairo_move_to(cr, 11, 51);
cairo_line_to(cr, width - 10, 51);
cairo_line_to(cr, width - 10, height - 10);
cairo_line_to(cr, 11, height - 10);
cairo_close_path(cr);
cairo_set_source(cr, bright);
cairo_stroke(cr);
if (window->keyboard_device)
tile_source(cr, window->display->active_frame,
0, 0, width, height, 96);
else
tile_source(cr, window->display->inactive_frame,
0, 0, width, height, 96);
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, 10 - extents.y_bearing);
cairo_move_to(cr, (width - extents.width) / 2, 32 - extents.y_bearing);
cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
cairo_set_line_width (cr, 4);
cairo_text_path(cr, window->title);
if (window->keyboard_device) {
cairo_set_source_rgb(cr, 0.56, 0.56, 0.56);
cairo_stroke_preserve(cr);
cairo_set_source_rgb(cr, 1, 1, 1);
cairo_fill(cr);
} else {
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_fill(cr);
}
cairo_show_text(cr, window->title);
cairo_destroy(cr);
}
@ -312,7 +264,7 @@ static void
window_draw_fullscreen(struct window *window)
{
window->cairo_surface =
window_create_surface(window, &window->allocation);
display_create_surface(window->display, &window->allocation);
window->surface_allocation = window->allocation;
}
@ -907,6 +859,41 @@ display_handle_global(struct wl_display *display,
static const char socket_name[] = "\0wayland";
static void
display_render_frame(struct display *d)
{
struct rectangle r = { 0, 0, 128, 128 };
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);
}
struct display *
display_create(int *argc, char **argv[], const GOptionEntry *option_entries)
{
@ -998,6 +985,8 @@ display_create(int *argc, char **argv[], const GOptionEntry *option_entries)
return NULL;
}
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);

8
clients/window.h
Unescape View File

@ -45,6 +45,10 @@ EGLDisplay
display_get_egl_display(struct display *d);
#endif
cairo_surface_t *
display_create_surface(struct display *display,
struct rectangle *rectangle);
void
display_run(struct display *d);
@ -87,10 +91,6 @@ window_schedule_redraw(struct window *window);
void
window_move(struct window *window, int32_t x, int32_t y);
cairo_surface_t *
window_create_surface(struct window *window,
struct rectangle *rectangle);
cairo_surface_t *
window_get_surface(struct window *window);

Write Preview
Loading…
Cancel
Save