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Added Checkbox support

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This commit is contained in:
t-moe
2015-04-27 21:28:05 +02:00
parent 7c9eabc6a3
commit b300ac5890
3 changed files with 122 additions and 4 deletions
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88
common/gui/checkbox.c Normal file
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#include "tft.h"
#include "touch.h"
#include "checkbox.h"
#include <stdio.h>
#define BRIGHTNESS_VAL 2 //How much the Brightness is in/decreased for checkbox shadows (3 -> Add 1/3 off Full Value)
#define ACTIVE_COLOR RGB(251,208,123)
#define BORDER_COLOR RGB(29,82,129)
#define BACKGROUND_COLOR WHITE
void checkboxes_cb(void* touchArea, TOUCH_ACTION triggeredAction)
{
TOUCH_AREA_STRUCT * area = (TOUCH_AREA_STRUCT*)touchArea;
CHECKBOX_STRUCT* checkbox = (CHECKBOX_STRUCT*)touchArea;
switch(triggeredAction)
{
case PEN_DOWN:
area->hookedActions=PEN_UP|PEN_LEAVE;
tft_draw_rectangle(checkbox->base.x1+1,checkbox->base.y1+1,checkbox->base.x2-1,checkbox->base.y2-1,ACTIVE_COLOR);
tft_draw_rectangle(checkbox->base.x1+2,checkbox->base.y1+2,checkbox->base.x2-2,checkbox->base.y2-2,ACTIVE_COLOR);
break;
case PEN_UP:
checkbox->checked=!checkbox->checked;
gui_checkbox_update(checkbox);
if(checkbox->callback!=NULL)
checkbox->callback(checkbox,checkbox->checked);
case PEN_LEAVE:
area->hookedActions=PEN_DOWN;
tft_draw_rectangle(checkbox->base.x1+1,checkbox->base.y1+1,checkbox->base.x2-1,checkbox->base.y2-1,BACKGROUND_COLOR);
tft_draw_rectangle(checkbox->base.x1+2,checkbox->base.y1+2,checkbox->base.x2-2,checkbox->base.y2-2,BACKGROUND_COLOR);
break;
default:break;
}
}
bool gui_checkbox_add(CHECKBOX_STRUCT* checkbox)
{
if(touch_have_empty(1))
{
unsigned char size=0;
checkbox->base.hookedActions=PEN_DOWN;
checkbox->base.callback = checkboxes_cb;
if(checkbox->base.x2>checkbox->base.x1)
size = checkbox->base.x2 - checkbox->base.x1;
if(checkbox->base.y2>checkbox->base.y1)
{
if((checkbox->base.y2 - checkbox->base.y1)>size)
size = checkbox->base.y2 - checkbox->base.y1;
}
if((size&0x01))
size++;
checkbox->base.x2 = checkbox->base.x1 + size;
checkbox->base.y2 = checkbox->base.y1 + size;
gui_checkbox_redraw(checkbox);
return touch_register_area(&checkbox->base);
}
return false;
}
void gui_checkbox_redraw(CHECKBOX_STRUCT* checkbox)
{
tft_fill_rectangle(checkbox->base.x1+1,checkbox->base.y1+1,checkbox->base.x2-1,checkbox->base.y2-1,BACKGROUND_COLOR);
tft_draw_rectangle(checkbox->base.x1,checkbox->base.y1,checkbox->base.x2,checkbox->base.y2,BORDER_COLOR);
if(checkbox->checked)
gui_checkbox_update(checkbox);
}
void gui_checkbox_remove(CHECKBOX_STRUCT* checkbox)
{
touch_unregister_area((TOUCH_AREA_STRUCT*)checkbox);
}
void gui_checkbox_update(CHECKBOX_STRUCT* checkbox)
{
unsigned int c = (checkbox->checked)? checkbox->fgcolor:BACKGROUND_COLOR;
unsigned int xcent = checkbox->base.x1+(checkbox->base.x2-checkbox->base.x1)*6/14;
unsigned int yleft = checkbox->base.y2 - (xcent- checkbox->base.x1) - 1 ;
unsigned int yright = checkbox->base.y2 - (checkbox->base.x2 - xcent) - 1 ;
unsigned int ybot = checkbox->base.y2 - 4;
tft_draw_line(checkbox->base.x1+3,yleft-1,xcent,ybot -1,c);
tft_draw_line(checkbox->base.x1+3,yleft,xcent,ybot ,c);
tft_draw_line(checkbox->base.x1+3,yleft+1,xcent,ybot + 1,c);
xcent++;
ybot--;
tft_draw_line(xcent,ybot-1,checkbox->base.x2-3,yright-1,c);
tft_draw_line(xcent,ybot,checkbox->base.x2-3,yright+0,c);
tft_draw_line(xcent,ybot+1,checkbox->base.x2-3,yright+1,c);
}

15
common/gui/checkbox.h Normal file
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typedef void (*CHECKBOX_CALLBACK)(void *checkbox, bool checked); //!< Function pointer used...
typedef struct {
TOUCH_AREA_STRUCT base;
uint16_t fgcolor;
bool checked;
CHECKBOX_CALLBACK callback; //Callback
} CHECKBOX_STRUCT;
bool gui_checkbox_add(CHECKBOX_STRUCT* checkbox);
void gui_checkbox_remove(CHECKBOX_STRUCT* checkbox);
void gui_checkbox_update(CHECKBOX_STRUCT* checkbox);
void gui_checkbox_redraw(CHECKBOX_STRUCT* checkbox);
#define CHECKBOX_WIN_FG_COLOR RGB(32,161,34)