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#include "emb-point.h"
#include "emb-logging.h"
#include <stdlib.h>
/**************************************************/
/* EmbPoint */
/**************************************************/
double embPoint_x(EmbPoint point)
{
return point.xx;
}
double embPoint_y(EmbPoint point)
{
return point.yy;
}
/* Returns an EmbPointObject. It is created on the stack. */
EmbPoint embPoint_make(double x, double y)
{
EmbPoint stackPoint;
stackPoint.xx = x;
stackPoint.yy = y;
return stackPoint;
}
/**************************************************/
/* EmbPointList */
/**************************************************/
EmbPointList* embPointList_create(double x, double y)
{
EmbPointList* heapPointList = (EmbPointList*)malloc(sizeof(EmbPointList));
if(!heapPointList) { embLog_error("emb-point.c embPointList_create(), cannot allocate memory for heapPointList\n"); return 0; }
heapPointList->point.xx = x;
heapPointList->point.yy = y;
heapPointList->next = 0;
return heapPointList;
}
EmbPointList* embPointList_add(EmbPointList* pointer, EmbPoint data)
{
if(!pointer) { embLog_error("emb-point.c embPointList_add(), pointer argument is null\n"); return 0; }
if(pointer->next) { embLog_error("emb-point.c embPointList_add(), pointer->next should be null\n"); return 0; }
pointer->next = (EmbPointList*)malloc(sizeof(EmbPointList));
if(!pointer->next) { embLog_error("emb-point.c embPointList_add(), cannot allocate memory for pointer->next\n"); return 0; }
pointer = pointer->next;
pointer->point = data;
pointer->next = 0;
return pointer;
}
int embPointList_count(EmbPointList* pointer)
{
int i = 1;
if(!pointer) return 0;
while(pointer->next)
{
pointer = pointer->next;
i++;
}
return i;
}
int embPointList_empty(EmbPointList* pointer)
{
if(!pointer)
return 1;
return 0;
}
void embPointList_free(EmbPointList* pointer)
{
EmbPointList* tempPointer = pointer;
EmbPointList* nextPointer = 0;
while(tempPointer)
{
nextPointer = tempPointer->next;
free(tempPointer);
tempPointer = nextPointer;
}
pointer = 0;
}
/**************************************************/
/* EmbPointObject */
/**************************************************/
/* Returns an EmbPointObject. It is created on the stack. */
EmbPointObject embPointObject_make(double x, double y)
{
EmbPointObject stackPointObj;
stackPointObj.point.xx = x;
stackPointObj.point.yy = y;
return stackPointObj;
}
/* Returns a pointer to an EmbPointObject. It is created on the heap. The caller is responsible for freeing the allocated memory. */
EmbPointObject* embPointObject_create(double x, double y)
{
EmbPointObject* heapPointObj = (EmbPointObject*)malloc(sizeof(EmbPointObject));
if(!heapPointObj) { embLog_error("emb-point.c embPointObject_create(), cannot allocate memory for heapPointObj\n"); return 0; }
heapPointObj->point.xx = x;
heapPointObj->point.yy = y;
return heapPointObj;
}
/**************************************************/
/* EmbPointObjectList */
/**************************************************/
EmbPointObjectList* embPointObjectList_create(EmbPointObject data)
{
EmbPointObjectList* heapPointObjList = (EmbPointObjectList*)malloc(sizeof(EmbPointObjectList));
if(!heapPointObjList) { embLog_error("emb-point.c embPointObjectList_create(), cannot allocate memory for heapPointObjList\n"); return 0; }
heapPointObjList->pointObj = data;
heapPointObjList->next = 0;
return heapPointObjList;
}
EmbPointObjectList* embPointObjectList_add(EmbPointObjectList* pointer, EmbPointObject data)
{
if(!pointer) { embLog_error("emb-point.c embPointObjectList_add(), pointer argument is null\n"); return 0; }
if(pointer->next) { embLog_error("emb-point.c embPointObjectList_add(), pointer->next should be null\n"); return 0; }
pointer->next = (EmbPointObjectList*)malloc(sizeof(EmbPointObjectList));
if(!pointer->next) { embLog_error("emb-point.c embPointObjectList_add(), cannot allocate memory for pointer->next\n"); return 0; }
pointer = pointer->next;
pointer->pointObj = data;
pointer->next = 0;
return pointer;
}
int embPointObjectList_count(EmbPointObjectList* pointer)
{
int i = 1;
if(!pointer) return 0;
while(pointer->next)
{
pointer = pointer->next;
i++;
}
return i;
}
int embPointObjectList_empty(EmbPointObjectList* pointer)
{
if(!pointer)
return 1;
return 0;
}
void embPointObjectList_free(EmbPointObjectList* pointer)
{
EmbPointObjectList* tempPointer = pointer;
EmbPointObjectList* nextPointer = 0;
while(tempPointer)
{
nextPointer = tempPointer->next;
free(tempPointer);
tempPointer = nextPointer;
}
pointer = 0;
}
/* kate: bom off; indent-mode cstyle; indent-width 4; replace-trailing-space-save on; */
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