XGraph.c File Reference

#include "GUIslice.h"
#include "GUIslice_drv.h"
#include "elem/XGraph.h"
#include <stdio.h>

Include dependency graph for XGraph.c:

Functions
gslc_tsElemRef *	gslc_ElemXGraphCreate (gslc_tsGui *pGui, int16_t nElemId, int16_t nPage, gslc_tsXGraph *pXData, gslc_tsRect rElem, int16_t nFontId, int16_t *pBuf, uint16_t nBufMax, gslc_tsColor colGraph)
	Create a Graph Element. More...
void	gslc_ElemXGraphSetStyle (gslc_tsGui *pGui, gslc_tsElemRef *pElemRef, gslc_teXGraphStyle eStyle, uint8_t nMargin)
	Set the graph's additional drawing characteristics. More...
void	gslc_ElemXGraphSetRange (gslc_tsGui *pGui, gslc_tsElemRef *pElemRef, int16_t nYMin, int16_t nYMax)
	Set the graph's drawing range. More...
void	gslc_ElemXGraphScrollSet (gslc_tsGui *pGui, gslc_tsElemRef *pElemRef, uint8_t nScrollPos, uint8_t nScrollMax)
	Set the graph scroll position (nScrollPos) as a fraction of nScrollMax. More...
void	gslc_ElemXGraphAdd (gslc_tsGui *pGui, gslc_tsElemRef *pElemRef, int16_t nVal)
	Add a value to the graph at the latest position. More...
bool	gslc_ElemXGraphDraw (void *pvGui, void *pvElemRef, gslc_teRedrawType eRedraw)
	Draw a Graph element on the screen. More...

Variables
const char GSLC_PMEM	ERRSTR_NULL []
const char GSLC_PMEM	ERRSTR_PXD_NULL []

Function Documentation

void gslc_ElemXGraphAdd	(	gslc_tsGui *	pGui,
		gslc_tsElemRef *	pElemRef,
		int16_t	nVal
	)

Add a value to the graph at the latest position.

Parameters

[in]	pGui	Pointer to GUI
[in]	pElemRef	Pointer to Element reference
[in]	nVal	Data value to add

Returns

none

gslc_tsElemRef* gslc_ElemXGraphCreate	(	gslc_tsGui *	pGui,
		int16_t	nElemId,
		int16_t	nPage,
		gslc_tsXGraph *	pXData,
		gslc_tsRect	rElem,
		int16_t	nFontId,
		int16_t *	pBuf,
		uint16_t	nBufRows,
		gslc_tsColor	colGraph
	)

Create a Graph Element.

Parameters

[in]	pGui	Pointer to GUI
[in]	nElemId	Element ID to assign (0..16383 or GSLC_ID_AUTO to autogen)
[in]	nPage	Page ID to attach element to
[in]	pXData	Ptr to extended element data structure
[in]	rElem	Rectangle coordinates defining checkbox size
[in]	nFontId	Font ID to use for graph area
[in]	pBuf	Ptr to data buffer (already allocated) with size (nBufMax) int16_t
[in]	nBufRows	Maximum number of points in buffer
[in]	colGraph	Color of the graph

Returns

Pointer to Element reference or NULL if failure

bool gslc_ElemXGraphDraw	(	void *	pvGui,
		void *	pvElemRef,
		gslc_teRedrawType	eRedraw
	)

Draw a Graph element on the screen.

• Called from gslc_ElemDraw()

Parameters

[in]	pvGui	Void ptr to GUI (typecast to gslc_tsGui*)
[in]	pvElemRef	Void ptr to Element reference (typecast to gslc_tsElemRef*)
[in]	eRedraw	Redraw mode

Returns

true if success, false otherwise

void gslc_ElemXGraphScrollSet	(	gslc_tsGui *	pGui,
		gslc_tsElemRef *	pElemRef,
		uint8_t	nScrollPos,
		uint8_t	nScrollMax
	)

Set the graph scroll position (nScrollPos) as a fraction of nScrollMax.

Parameters

[in]	pGui	Pointer to GUI
[in]	pElemRef	Pointer to Element reference
[in]	nScrollPos	New scroll position
[in]	nScrollMax	Maximum scroll position

Returns

none

void gslc_ElemXGraphSetRange	(	gslc_tsGui *	pGui,
		gslc_tsElemRef *	pElemRef,
		int16_t	nYMin,
		int16_t	nYMax
	)

Set the graph's drawing range.

Parameters

[in]	pGui	Pointer to GUI
[in]	pElemRef	Pointer to Element reference
[in]	nYMin	Minimum Y value to draw
[in]	nYMax	Maximum Y value to draw

Returns

none

void gslc_ElemXGraphSetStyle	(	gslc_tsGui *	pGui,
		gslc_tsElemRef *	pElemRef,
		gslc_teXGraphStyle	eStyle,
		uint8_t	nMargin
	)

Set the graph's additional drawing characteristics.

Parameters

[in]	pGui	Pointer to GUI
[in]	pElemRef	Pointer to Element reference
[in]	eStyle	Drawing style for the graph
[in]	nMargin	Margin to provide around graph area inside frame

Returns

none

Variable Documentation

const char GSLC_PMEM ERRSTR_NULL[]

const char GSLC_PMEM ERRSTR_PXD_NULL[]