screen_guitest.c

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/**************************************************************************************************************************************
* Project:       discoverpixy
* Website:       https://github.com/t-moe/discoverpixy
* Authors:       Aaron Schmocker, Timo Lang
* Institution:   BFH Bern University of Applied Sciences
* File:          common/app/screen_guitest.c
*
* Version History:
* Date          Autor Email         SHA     Changes
* 2015-04-27    timolang@gmail.com  cf72baa Introduced a Screen (sub) module and divided app into multiple screens.
* 2015-04-30    timolang@gmail.com  76ea9d8 Added num up down support.
* 2015-05-09    timolang@gmail.com  c652b6b Improved Emulator Gui
* 2015-05-29    aaron@duckpond.ch   7d2d1a1 Implemented basic sampling and averaging of touch coordinates using timer7
* 2015-06-01    timolang@gmail.com  eb573bc Finalized calibration. Fixed a bug in screen module.
* 2015-06-02    timolang@gmail.com  da34bce Fixed all printf related problems on discovery using workarounds and newlib nano-instead of newlib
*
**************************************************************************************************************************************/

#include "screen_guitest.h"
#include "button.h"
#include "tft.h"
#include "checkbox.h"
#include "numupdown.h"

static BUTTON_STRUCT b_back;
static TOUCH_AREA_STRUCT a_area;
static CHECKBOX_STRUCT c_cbox;
static NUMUPDOWN_STRUCT n_updown;

static void checkboxCB(void* checkbox, bool checked)
{
    printf("Checkbox %s\n", (checked ? "checked" : "unchecked"));
}

static void b_back_cb(void* button)
{
    gui_screen_back();
}

static void n_updown_cb(void* numupdown, int16_t value)
{
    printf("New NumUpDown Value %d\n", value);
}

static void touchCB(void* touchArea, TOUCH_ACTION triggeredAction)
{

    switch (triggeredAction) {
    case PEN_DOWN:
        printf("action PEN_DOWN\n");
        break;

    case PEN_UP:
        printf("action PEN_UP\n");
        break;

    case PEN_MOVE:
        printf("action PEN_MOVE\n");
        break;

    case PEN_ENTER:
        printf("action PEN_ENTER\n");
        break;

    case PEN_LEAVE:
        printf("action PEN_LEAVE\n");
        break;

    default:
        printf("action %s\n", triggeredAction);
        break;
    }
}

static void enter(void* screen)
{
    tft_clear(HEX(0xA6FD9A));

    //Back button
    b_back.base.x1 = 10; //Start X of Button
    b_back.base.y1 = 10; //Start Y of Button
    b_back.base.x2 = AUTO; //b_back.base.x1+160; //Auto Calculate X2 with String Width
    b_back.base.y2 = AUTO; //Auto Calculate Y2 with String Height
    b_back.txtcolor = WHITE; //Set foreground color
    b_back.bgcolor = HEX(0xAE1010); //Set background color (Don't take 255 or 0 on at least one channel, to make shadows possible)
    b_back.font = 0; //Select Font
    b_back.text = "Back"; //Set Text (For formatted strings take sprintf)
    b_back.callback = b_back_cb; //Call b_back_cb as Callback
    gui_button_add(&b_back); //Register Button (and run the callback from now on)


    //tft test
    tft_draw_pixel(0, 0, BLACK);
    tft_draw_pixel(319, 239, BLACK);
    tft_draw_pixel(10, 210, BLUE);
    tft_draw_pixel(12, 210, BLUE);
    tft_draw_rectangle(40, 100, 60, 235, BLUE);
    tft_fill_rectangle(100, 215, 200, 225, GREEN);
    tft_draw_line(10, 50, 310, 225, RGB(0xFF, 0, 0xFF));
    tft_draw_circle(10, 10, 100, RED);
    tft_print_line(30, 130, RED, BLUE, 0, "Hallo");



    //Area test
    a_area.hookedActions = PEN_DOWN | PEN_UP | PEN_MOVE | PEN_ENTER | PEN_LEAVE;
    a_area.x1 = 130;
    a_area.y1 = 30;
    a_area.x2 = 200;
    a_area.y2 = 60;
    a_area.callback = touchCB;
    touch_register_area(&a_area);



    //Checkbox test
    c_cbox.base.x1 = 220;
    c_cbox.base.y1 = 45;
    c_cbox.base.x2 = c_cbox.base.x1 + 16;
    c_cbox.base.y2 = c_cbox.base.y1 + 16;
    c_cbox.fgcolor = GREEN;
    c_cbox.checked = true;
    c_cbox.callback = checkboxCB;
    gui_checkbox_add(&c_cbox);


    //Num up down test
    n_updown.x = 200;
    n_updown.y = 120;
    n_updown.fgcolor = RED;
    n_updown.value = -3;
    n_updown.max = 11;
    n_updown.min = -5;
    n_updown.callback = n_updown_cb;
    gui_numupdown_add(&n_updown);

}

static void leave(void* screen)
{
    gui_button_remove(&b_back);
    gui_checkbox_remove(&c_cbox);
    gui_numupdown_remove(&n_updown);
    touch_unregister_area(&a_area);
}

static void update(void* screen)
{
    //gui_button_redraw(&b_back); //only needed if button is overdrawn by others
    //.... for the other elements as well
}


static SCREEN_STRUCT screen = {
    enter,
    leave,
    update
};


SCREEN_STRUCT* get_screen_guitest()
{
    return &screen;
}