diff options
Diffstat (limited to 'include/gwin/graph.h')
| -rw-r--r-- | include/gwin/graph.h | 34 |
1 files changed, 12 insertions, 22 deletions
diff --git a/include/gwin/graph.h b/include/gwin/graph.h index e307187c..5e6abee1 100644 --- a/include/gwin/graph.h +++ b/include/gwin/graph.h @@ -22,20 +22,7 @@ #ifndef _GWIN_GRAPH_H #define _GWIN_GRAPH_H -#if GWIN_NEED_GRAPH || defined(__DOXYGEN__) - -/*===========================================================================*/ -/* Driver constants. */ -/*===========================================================================*/ - -#define GW_GRAPH 0x0003 - -/*===========================================================================*/ -/* Type definitions */ -/*===========================================================================*/ - -// GDISP now has its own point structure -#define GGraphPoint point +/* This file is included within "gwin/gwin.h" */ typedef enum GGraphPointType_e { GGRAPH_POINT_NONE, GGRAPH_POINT_DOT, GGRAPH_POINT_SQUARE, GGRAPH_POINT_CIRCLE @@ -85,7 +72,7 @@ typedef struct GGraphStyle_t { // A graph window typedef struct GGraphObject_t { - GWindowObject gwin; + GWindowObject g; GGraphStyle style; coord_t xorigin, yorigin; coord_t lastx, lasty; @@ -104,10 +91,15 @@ extern "C" { * @return NULL if there is no resultant drawing area, otherwise a window handle. * * @param[in] gg The GGraphObject structure to initialise. If this is NULL the structure is dynamically allocated. - * @param[in] x,y The screen co-ordinates for the bottom left corner of the window - * @param[in] width The width of the window - * @param[in] height The height of the window - * @note The console is not automatically cleared on creation. You must do that by calling gwinClear() (possibly after changing your background color) + * @param[in] pInit The initialization parameters to use + * + * @note The drawing color and the background color get set to the current defaults. If you haven't called + * @p gwinSetDefaultColor() or @p gwinSetDefaultBgColor() then these are White and Black respectively. + * @note The font gets set to the current default font. If you haven't called @p gwinSetDefaultFont() then there + * is no default font and text drawing operations will no nothing. + * @note The dimensions and position may be changed to fit on the real screen. + * @note A graph does not save the drawing state. It is not automatically redrawn if the window is moved or + * its visibility state is changed. * @note The coordinate system within the window for graphing operations (but not for any other drawing * operation) is relative to the bottom left corner and then shifted right and up by the specified * graphing x and y origin. Note that this system is inverted in the y direction relative to the display. @@ -115,7 +107,7 @@ extern "C" { * * @api */ -GHandle gwinCreateGraph(GGraphObject *gg, coord_t x, coord_t y, coord_t width, coord_t height); +GHandle gwinCreateGraph(GGraphObject *gg, GWindowInit *pInit); /** * @brief Set the style of the graphing operations. @@ -187,8 +179,6 @@ void gwinGraphDrawPoints(GHandle gh, const point *points, unsigned count); } #endif -#endif /* GWIN_NEED_GRAPH */ - #endif /* _GWIN_GRAPH_H */ /** @} */ |