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| author | Kristian Høgsberg <krh@bitplanet.net> | 2012-05-22 16:38:53 -0400 |
|---|---|---|
| committer | Kristian Høgsberg <krh@bitplanet.net> | 2012-05-22 16:38:53 -0400 |
| commit | f96e6c00d9beea04f2be82663fc260b69eb029fc (patch) | |
| tree | c62f7f2be9df49f552ceadeadd8218fcd43b96f8 /shared | |
| parent | a61ca06b495ea29e2cd3388b4a04114bd66b7045 (diff) | |
| download | weston-f96e6c00d9beea04f2be82663fc260b69eb029fc.tar.gz weston-f96e6c00d9beea04f2be82663fc260b69eb029fc.tar.bz2 weston-f96e6c00d9beea04f2be82663fc260b69eb029fc.zip | |
Share code to to classify pointer location in frame
Diffstat (limited to 'shared')
| -rw-r--r-- | shared/cairo-util.c | 40 | ||||
| -rw-r--r-- | shared/cairo-util.h | 19 |
2 files changed, 59 insertions, 0 deletions
diff --git a/shared/cairo-util.c b/shared/cairo-util.c index 9fd2e493..649ed985 100644 --- a/shared/cairo-util.c +++ b/shared/cairo-util.c @@ -427,3 +427,43 @@ theme_render_frame(struct theme *t, cairo_show_text(cr, title); } } + +enum theme_location +theme_get_location(struct theme *t, int x, int y, int width, int height) +{ + int vlocation, hlocation, location; + const int grip_size = 8; + + if (x < t->margin) + hlocation = THEME_LOCATION_EXTERIOR; + else if (t->margin <= x && x < t->margin + grip_size) + hlocation = THEME_LOCATION_RESIZING_LEFT; + else if (x < width - t->margin - grip_size) + hlocation = THEME_LOCATION_INTERIOR; + else if (x < width - t->margin) + hlocation = THEME_LOCATION_RESIZING_RIGHT; + else + hlocation = THEME_LOCATION_EXTERIOR; + + if (y < t->margin) + vlocation = THEME_LOCATION_EXTERIOR; + else if (t->margin <= y && y < t->margin + grip_size) + vlocation = THEME_LOCATION_RESIZING_TOP; + else if (y < height - t->margin - grip_size) + vlocation = THEME_LOCATION_INTERIOR; + else if (y < height - t->margin) + vlocation = THEME_LOCATION_RESIZING_BOTTOM; + else + vlocation = THEME_LOCATION_EXTERIOR; + + location = vlocation | hlocation; + if (location & THEME_LOCATION_EXTERIOR) + location = THEME_LOCATION_EXTERIOR; + if (location == THEME_LOCATION_INTERIOR && + y < t->margin + t->titlebar_height) + location = THEME_LOCATION_TITLEBAR; + else if (location == THEME_LOCATION_INTERIOR) + location = THEME_LOCATION_CLIENT_AREA; + + return location; +} diff --git a/shared/cairo-util.h b/shared/cairo-util.h index 6dda7cfb..2fec389a 100644 --- a/shared/cairo-util.h +++ b/shared/cairo-util.h @@ -65,4 +65,23 @@ theme_render_frame(struct theme *t, cairo_t *cr, int width, int height, const char *title, uint32_t flags); +enum theme_location { + THEME_LOCATION_INTERIOR = 0, + THEME_LOCATION_RESIZING_TOP = 1, + THEME_LOCATION_RESIZING_BOTTOM = 2, + THEME_LOCATION_RESIZING_LEFT = 4, + THEME_LOCATION_RESIZING_TOP_LEFT = 5, + THEME_LOCATION_RESIZING_BOTTOM_LEFT = 6, + THEME_LOCATION_RESIZING_RIGHT = 8, + THEME_LOCATION_RESIZING_TOP_RIGHT = 9, + THEME_LOCATION_RESIZING_BOTTOM_RIGHT = 10, + THEME_LOCATION_RESIZING_MASK = 15, + THEME_LOCATION_EXTERIOR = 16, + THEME_LOCATION_TITLEBAR = 17, + THEME_LOCATION_CLIENT_AREA = 18, +}; + +enum theme_location +theme_get_location(struct theme *t, int x, int y, int width, int height); + #endif |