From dda57d9143644d39091207b287f142f91f55d0ad Mon Sep 17 00:00:00 2001

From: David Herrmann <dh.herrmann@gmail.com>

Date: Wed, 1 Oct 2014 11:29:09 +0200

Subject: [PATCH] terminal: add helpers to retrieve page dimensions

Allow term users to retrieve the page dimensions of a terminal screen.

This is needed to properly calculate the grid dimensions when rendering.

---

 src/libsystemd-terminal/term-screen.c | 12 ++++++++++++

 src/libsystemd-terminal/term.h        |  3 +++

 2 files changed, 15 insertions(+)

diff --git a/src/libsystemd-terminal/term-screen.c b/src/libsystemd-terminal/term-screen.c

index 67f9056d57..14c32aceb9 100644

--- a/src/libsystemd-terminal/term-screen.c

+++ b/src/libsystemd-terminal/term-screen.c

@@ -3743,6 +3743,18 @@ static int screen_feed_cmd(term_screen *screen, const term_seq *seq) {

         return 0;

 }

+unsigned int term_screen_get_width(term_screen *screen) {

+        assert_return(screen, -EINVAL);

+

+        return screen->page->width;

+}

+

+unsigned int term_screen_get_height(term_screen *screen) {

+        assert_return(screen, -EINVAL);

+

+        return screen->page->height;

+}

+

 int term_screen_feed_text(term_screen *screen, const uint8_t *in, size_t size) {

         const uint32_t *ucs4_str;

         size_t i, j, ucs4_len;

diff --git a/src/libsystemd-terminal/term.h b/src/libsystemd-terminal/term.h

index 2f2bb479cb..021cf1c42b 100644

--- a/src/libsystemd-terminal/term.h

+++ b/src/libsystemd-terminal/term.h

@@ -137,6 +137,9 @@ term_screen *term_screen_unref(term_screen *screen);

 DEFINE_TRIVIAL_CLEANUP_FUNC(term_screen*, term_screen_unref);

+unsigned int term_screen_get_width(term_screen *screen);

+unsigned int term_screen_get_height(term_screen *screen);

+

 int term_screen_feed_text(term_screen *screen, const uint8_t *in, size_t size);

 int term_screen_feed_keyboard(term_screen *screen, uint32_t keysym, uint32_t ascii, uint32_t ucs4, unsigned int mods);

 int term_screen_resize(term_screen *screen, unsigned int width, unsigned int height);