67 lines
2.2 KiB
C
67 lines
2.2 KiB
C
/*
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*********************************************************************************************************
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* uC/GUI
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* Universal graphic software for embedded applications
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*
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* (c) Copyright 2002, Micrium Inc., Weston, FL
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* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
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*
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* µC/GUI is protected by international copyright laws. Knowledge of the
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* source code may not be used to write a similar product. This file may
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* only be used in accordance with a license and should not be redistributed
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* in any way. We appreciate your understanding and fairness.
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*
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----------------------------------------------------------------------
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File : GUI_DrawPolyLine.c
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Purpose : Implementation of GUI_DrawPolyline
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---------------------------END-OF-HEADER------------------------------
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*/
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#include <stddef.h> /* needed for definition of NULL */
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#include "GUI_Protected.h"
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/*********************************************************************
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*
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* Static code
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*
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**********************************************************************
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*/
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/*********************************************************************
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*
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* _DrawPolyLine
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*
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* Draw Poly line, which does not have to be a closed shape
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*/
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static void _DrawPolyLine(const GUI_POINT*pPoints, int NumPoints, int x0, int y0) {
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GL_MoveTo(pPoints->x+x0, pPoints->y+y0);
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while (--NumPoints >0) {
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pPoints++;
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GL_DrawLineTo(pPoints->x+x0, pPoints->y+y0);
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}
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}
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/*********************************************************************
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*
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* Public code
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*
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**********************************************************************
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*/
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/*********************************************************************
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*
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* GUI_DrawPolyLine
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*/
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void GUI_DrawPolyLine(const GUI_POINT* pPoints, int NumPoints, int x0, int y0) {
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GUI_LOCK();
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#if (GUI_WINSUPPORT)
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WM_ADDORG(x0,y0);
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WM_ITERATE_START(NULL); {
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#endif
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_DrawPolyLine (pPoints, NumPoints, x0, y0);
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#if (GUI_WINSUPPORT)
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} WM_ITERATE_END();
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#endif
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GUI_UNLOCK();
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}
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/*************************** End of file ****************************/
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