diff options
Diffstat (limited to 'source/blender/makesdna/DNA_view2d_types.h')
| -rw-r--r-- | source/blender/makesdna/DNA_view2d_types.h | 101 |
1 files changed, 80 insertions, 21 deletions
diff --git a/source/blender/makesdna/DNA_view2d_types.h b/source/blender/makesdna/DNA_view2d_types.h index d7c422407ca..986996e4341 100644 --- a/source/blender/makesdna/DNA_view2d_types.h +++ b/source/blender/makesdna/DNA_view2d_types.h @@ -24,7 +24,7 @@ * * The Original Code is: all of this file. * - * Contributor(s): none yet. + * Contributor(s): Joshua Leung * * ***** END GPL LICENSE BLOCK ***** */ @@ -33,32 +33,91 @@ #include "DNA_vec_types.h" +/* ---------------------------------- */ + +/* View 2D data - stored per region */ typedef struct View2D { - rctf tot, cur; - rcti vert, hor, mask; - float min[2], max[2]; - float minzoom, maxzoom; - short scroll, keeptot; - short keepaspect, keepzoom; - short oldwinx, oldwiny; - int flag; + 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]; /* min/max sizes of 'cur' rect (only when keepzoom not set) */ + float minzoom, maxzoom; /* self explanatory. allowable zoom factor range (only when keepzoom set) */ + + short scroll; /* scroll - scrollbars to display (bitflag) */ + short keeptot; /* keeptot - 'cur' rect cannot move outside the 'tot' rect? */ + short keepzoom; /* keepzoom - axes that zooming cannot occur on, and also clamp within zoom-limits */ + short keepofs; /* keepofs - axes that translation is not allowed to occur on */ + + short flag; /* settings */ + short align; /* alignment of content in totrect */ + short type; /* basic 'type' of View2D (for easy init) */ // err... do we want to store this? - float cursor[2]; /* only used in the UV view for now*/ - short around; - char pad[6]; + short winx, winy; /* storage of current winx/winy values, set in UI_view2d_size_update */ + short oldwinx, oldwiny; /* storage of previous winx/winy values encountered by UI_view2d_curRect_validate(), for keepaspect */ + + short around; /* pivot point for transforms (rotate and scale) */ + float cursor[2]; /* only used in the UV view for now (for 2D-cursor) */ } View2D; -/* v2d->keepzoom */ -#define V2D_KEEPZOOM 0x0001 -#define V2D_LOCKZOOM_X 0x0100 -#define V2D_LOCKZOOM_Y 0x0200 +/* ---------------------------------- */ + +/* view zooming restrictions, per axis (v2d->keepzoom) */ +#define V2D_KEEPZOOM 0x0001 +#define V2D_KEEPASPECT 0x0002 +#define V2D_LOCKZOOM_X 0x0100 +#define V2D_LOCKZOOM_Y 0x0200 + +/* view panning restrictions, per axis (v2d->keepofs) */ +#define V2D_LOCKOFS_X (1<<1) +#define V2D_LOCKOFS_Y (1<<2) + +/* general refresh settings (v2d->flag) */ + /* global view2d horizontal locking (for showing same time interval) */ +#define V2D_VIEWSYNC_X (1<<0) + /* within region view2d vertical locking */ +#define V2D_VIEWSYNC_Y (1<<1) + + +/* scroller thickness */ +#define V2D_SCROLL_HEIGHT 16 +#define V2D_SCROLL_WIDTH 16 + +/* half the size (in pixels) of scroller 'handles' */ +#define V2D_SCROLLER_HANDLE_SIZE 5 + + +/* scroller flags for View2D (v2d->scroll) */ + /* left scrollbar */ +#define V2D_SCROLL_LEFT (1<<0) +#define V2D_SCROLL_RIGHT (1<<1) +#define V2D_SCROLL_VERTICAL (V2D_SCROLL_LEFT|V2D_SCROLL_RIGHT) + /* horizontal scrollbar */ +#define V2D_SCROLL_TOP (1<<2) +#define V2D_SCROLL_BOTTOM (1<<3) +#define V2D_SCROLL_HORIZONTAL (V2D_SCROLL_TOP|V2D_SCROLL_BOTTOM) + /* special hacks for outliner hscroll - prevent hanging older versions of Blender */ +#define V2D_SCROLL_BOTTOM_O (1<<4) +#define V2D_SCROLL_HORIZONTAL_O (V2D_SCROLL_TOP|V2D_SCROLL_BOTTOM_O) + /* scale markings - vertical */ +#define V2D_SCROLL_SCALE_LEFT (1<<5) +#define V2D_SCROLL_SCALE_RIGHT (1<<6) +#define V2D_SCROLL_SCALE_VERTICAL (V2D_SCROLL_SCALE_LEFT|V2D_SCROLL_SCALE_RIGHT) + /* scale markings - horizontal */ +#define V2D_SCROLL_SCALE_BOTTOM (1<<7) +#define V2D_SCROLL_SCALE_TOP (1<<8) +#define V2D_SCROLL_SCALE_HORIZONTAL (V2D_SCROLL_SCALE_BOTTOM|V2D_SCROLL_SCALE_TOP) -/* event codes for locking function */ -#define V2D_LOCK_COPY 1 -#define V2D_LOCK_REDRAW 2 +/* alignment flags for totrect, flags use 'shading-out' convention (v2d->align) */ + /* all quadrants free */ +#define V2D_ALIGN_FREE 0 + /* horizontal restrictions */ +#define V2D_ALIGN_NO_POS_X (1<<0) +#define V2D_ALIGN_NO_NEG_X (1<<1) + /* vertical restrictions */ +#define V2D_ALIGN_NO_POS_Y (1<<2) +#define V2D_ALIGN_NO_NEG_Y (1<<3) -/* v2d->flag */ -#define V2D_VIEWLOCK 1 #endif |