diff options
Diffstat (limited to 'source/blender/makesdna/DNA_view2d_types.h')
| -rw-r--r-- | source/blender/makesdna/DNA_view2d_types.h | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/source/blender/makesdna/DNA_view2d_types.h b/source/blender/makesdna/DNA_view2d_types.h index d4425b43f76..0a44b6b8759 100644 --- a/source/blender/makesdna/DNA_view2d_types.h +++ b/source/blender/makesdna/DNA_view2d_types.h @@ -37,17 +37,21 @@ /* View 2D data - stored per region */ typedef struct View2D { - rctf tot, cur; - rcti vert, hor, mask; + rctf tot, cur; /* tot - area that data can be drawn in; cur - region of tot that is visible in viewport */ + rcti vert, hor; /* vert - vertical scrollbar region; hor - horizontal scrollbar region */ + rcti mask; /* mask - region (in screenspace) within which 'cur' can be viewed */ - float min[2], max[2]; - float minzoom, maxzoom; + float min[2], max[2]; /* min/max sizes? */ + float minzoom, maxzoom; /* self explanatory. allowable zoom factor range */ - short scroll, keeptot; /* scroll - scrollbars to display (bitflag); keeptot - 'tot' rect */ - short keepaspect, keepzoom; - short oldwinx, oldwiny; + short scroll; /* scroll - scrollbars to display (bitflag) */ + short keeptot; /* keeptot - 'tot' rect */ + short keepaspect, keepzoom; /* axes that zoomimg cannot occur on, and need to maintain aspect ratio */ + short keepofs; /* keepofs - axes that translation is not allowed to occur on */ - int flag; /* settings */ + short flag; /* settings */ + + short oldwinx, oldwiny; /* storage of previous winx/winy values encountered by UI_view2d_enforce_status(), for keepaspect */ float cursor[2]; /* only used in the UV view for now (for 2D-cursor) */ short around; /* pivot point for transforms (rotate and scale) */ @@ -61,6 +65,10 @@ typedef struct View2D { #define V2D_LOCKZOOM_X 0x0100 #define V2D_LOCKZOOM_Y 0x0200 +/* v2d->keepofs */ +#define V2D_LOCKOFS_X (1<<1) +#define V2D_LOCKOFS_Y (1<<2) + /* event codes for locking function */ #define V2D_LOCK_COPY 1 #define V2D_LOCK_REDRAW 2 |