#include <swilib.h>
#include <stdlib.h>
#include <stdio.h>
#include "cpumon.h"
#include "conf_loader.h"
#include "render.h"

extern int const cfgLoadType;
extern int const cfgCpuDiv;
extern const char cfgLoad208[4];
extern const char cfgLoad104[4];
extern const char cfgLoad52[4];
extern int uiWidth, uiHeight;

static void init(const int);
static void deinit();
static void tick();
static int getValue(const int,const int);
static int getColor(const int,const int);
TSensor cpu_sensor= {0,0,0,0,init,deinit,tick,getValue,0,getColor,0};

static char* loads;
static unsigned char* clocks;
static int color52,color104,color208;

#define CLOCK_26  26
#define CLOCK_52  52
#define CLOCK_104 104
#define CLOCK_208 208

static int ClocksColour(int clock)
{
    switch (clock) {
    case CLOCK_208:
        return color208;
    case CLOCK_104:
        return color104;
    default:
        return color52;
    }
}

static void init(int rewidth)
{
    color52 =Color2ColorByRenderBit(&cfgLoad52[0]);
    color104=Color2ColorByRenderBit(&cfgLoad104[0]);
    color208=Color2ColorByRenderBit(&cfgLoad208[0]);
    cpu_sensor.type=cfgLoadType;
    cpu_sensor.div=cfgCpuDiv;
    if ((rewidth)||(loads==0)) {
        deinit();
        loads = malloc(uiWidth);
        zeromem(loads, uiWidth);
        clocks = malloc(uiWidth);
        zeromem(clocks, uiWidth);
    }
}

static void deinit()
{
    mfree(loads);
    mfree(clocks);
    loads=0;
    clocks=0;
}

static void tick()
{
#ifdef NEWSGOLD
    if (!getCpuUsedTime_if_ena()) {
        StartCpuUsageCount();
    }
#endif
    int h=cpu_sensor.hhh;
    loads[h]=uiHeight * GetCPULoad() / 100;
    clocks[h]=GetCPUClock();
    if(++h>=uiWidth) h=0;
    cpu_sensor.hhh=h;
}

static int getValue(const int x,const int h)
{
    return loads[h];
}

static int getColor(const int x,const int h)
{
    return ClocksColour(clocks[h]);
}