slider.h

Go to the documentation of this file.

 
#ifndef __SLIDER_H__
#define __SLIDER_H__
 
#include "../chitralekha.h"
#include "base.h"
#include "window.h"
 
#define CHITRALEKHA_SLIDER_HORIZONTAL 1
#define CHITRALEKHA_SLIDER_VERTICAL 2
 
typedef struct _slider_ {
    ChWidget base;
    ChRect bound;
    int thumbX;
    int thumbY;
    int lastThumbX;
    int lastThumbY;
    float max;
    float min;
    float currentVal;
    int progressPixel;
    float stepSize;
    bool thumbVisible;
    bool useCustomColor;
    /* Custom Color gradient */
    uint32_t customColor1;
    uint32_t customColor2;
    uint32_t outlineColor;
    uint8_t type;
}ChSlider;
 
/*
* ChCreateSlider -- create a slider widget
* @param sliderType -- type of the slider
*/
XE_EXTERN XE_LIB ChSlider *ChCreateSlider(uint8_t sliderType, int x, int y, int length);
 
/*
* ChSliderSetStepSize -- set the step size for given slider
* @param slider -- Pointer to slider
* @param stepSz -- step size in float
*/
XE_EXTERN XE_LIB void ChSliderSetStepSize(ChSlider* slider, float stepSz);
 
/*
* ChSliderGetStepSize -- get the current step size for
* given slider
* @param slider -- Pointer to slider
*/
XE_EXTERN XE_LIB float ChSliderGetStepSize(ChSlider* slider);
 
/*
* ChSliderGetCurrentValue -- returns the current value
* from given slider
* @param slider -- Pointer to slider
*/
XE_EXTERN XE_LIB float ChSliderGetCurrentValue(ChSlider* slider);
 
/*
* ChSliderSetValue -- set a desired value to
* the slider
* @param slider -- Pointer to slider
* @param value -- progress value
*/
XE_EXTERN XE_LIB void ChSliderSetValue(ChSlider* slider, float value);
 
/*
* ChSliderSetMax -- set maximum value limit
* @param slider -- Pointer to slider
* @param max -- Maximum value
*/
XE_EXTERN XE_LIB void ChSliderSetMax(ChSlider* slider, float max);
 
/*
* ChSliderGetMax -- return the maximum value limit
* @param slider -- Pointer to slider
*/
XE_EXTERN XE_LIB float ChSliderGetMax(ChSlider* slider);
 
/*
* ChSliderSetMin -- set the minimum value limit for
* the given slider
* @param slider -- Pointer to slider
* @param min -- Minimum value
*/
XE_EXTERN XE_LIB void ChSliderSetMin(ChSlider* slider, float min);
 
/*
* ChSliderGetMin -- returns the minimum value
* limit for the given slider
* @param slider -- Pointer to slider
*/
XE_EXTERN XE_LIB float ChSliderGetMin(ChSlider* slider);
 
 
 
#endif