File content as of revision 0:2ea98b288413:

/**********************************************************************************************
 Copyright (c) 2014 DisplayModule. All rights reserved.

 Redistribution and use of this source code, part of this source code or any compiled binary
 based on this source code is permitted as long as the above copyright notice and following
 disclaimer is retained.

 DISCLAIMER:
 THIS SOFTWARE IS SUPPLIED "AS IS" WITHOUT ANY WARRANTIES AND SUPPORT. DISPLAYMODULE ASSUMES
 NO RESPONSIBILITY OR LIABILITY FOR THE USE OF THE SOFTWARE.
 
 The GFX_TEST function is based on UTFT_Demo (http://www.henningkarlsen.com/electronics/)
 ********************************************************************************************/

/******************************************************************************
 * Includes
 *****************************************************************************/

#include "mbed.h"


#include "DmTftRa8875.h"
#include "DmTouch.h"

/******************************************************************************
 * Typedefs and defines
 *****************************************************************************/

/* Note that there are restrictions on which platforms that can use printf
   in combinations with the DmTftLibrary. Some platforms (e.g. LPC1549 LPCXpresso)
   use the same pins for USBRX/USBTX and display control. Printing will
   cause the display to not work. Read more about this on the display's notebook
   page. */
//#define log(...) printf(__VA_ARGS__)
#define log(...)

#if 1
/* Displays without adapter */
#define DM_PIN_SPI_MOSI   D11
#define DM_PIN_SPI_MISO   D12
#define DM_PIN_SPI_SCLK   D13
#define DM_PIN_CS_TOUCH   D4
#define DM_PIN_CS_TFT     D10
#define DM_PIN_CS_SDCARD  D8
#define DM_PIN_CS_FLASH   D6
#else
/* Displays with adapter */
#define DM_PIN_SPI_MOSI   A0
#define DM_PIN_SPI_MISO   D9
#define DM_PIN_SPI_SCLK   A1
#define DM_PIN_CS_TOUCH   D8
#define DM_PIN_CS_TFT     A3
#define DM_PIN_CS_SDCARD  D10
#endif

/******************************************************************************
 * Local variables
 *****************************************************************************/
DmTftRa8875  tft;  /* DM_TFT50_111 */

//For DmTftRa8875 driver, The panel resolution should be config in DmTftRa8875::init() function on the DmTftRa8875.cpp file.
DmTouch touch(DmTouch::DM_TFT50_111);

DigitalInOut csTouch(DM_PIN_CS_TOUCH, PIN_OUTPUT, PullUp, 1);
DigitalInOut csDisplay(DM_PIN_CS_TFT, PIN_OUTPUT, PullUp, 1);
DigitalInOut csSDCard(DM_PIN_CS_SDCARD, PIN_OUTPUT, PullUp, 1);
#ifdef DM_PIN_CS_FLASH
DigitalInOut csFlash(DM_PIN_CS_FLASH, PIN_OUTPUT, PullUp, 1);
#endif

/******************************************************************************
 * Global variables
 *****************************************************************************/
unsigned int m_z=12434,m_w=33254;
/******************************************************************************
 * Local functions
 *****************************************************************************/
unsigned int rnd()
{
    m_z = 36969 * (m_z & 65535) + (m_z >>16);
    m_w = 18000 * (m_w & 65535) + (m_w >>16);
    return ((m_z <<16) + m_w);
}

void GFX_TEST()
{
    uint16_t x = 0;
    uint16_t y = 0;
    uint16_t w = tft.width();
    uint16_t h = tft.height();
    int buf[798];

    int x0, x1;
    int y0, y1;
    int r;
    uint16_t color;

    tft.clearScreen(BLACK);
    tft.fillRectangle(0, 0, 799, 19, RED);
    tft.fillRectangle(0, 460, 799, 479, GRAY2);
    tft.setFontColor(RED, WHITE);
    tft.drawStringCentered(0, 0, 800, 20, "*** Ra8875 demo ***");
    tft.setFontColor(GRAY2, YELLOW);
    tft.drawStringCentered(0, 460, 800, 20, "www.displaymodule.com");

    tft.drawRectangle(0, 20, 799, 459, BLUE);
    tft.drawLine(399, 21, 399, 458, BLUE);
    tft.drawLine(1, 239, 798, 239, BLUE);
    for (int i=9; i<790; i+=10)
        tft.drawVerticalLine(i, 234, 10, BLUE);
    for (int i=29; i<450; i+=10)
        tft.drawHorizontalLine(395, i, 10, BLUE);

    tft.setFontColor(BLACK, RED);
    tft.drawString(5, 25, "Sin");

    for (int i=1; i<798; i++) {
        tft.drawPoint(i,239+(sin(((i*1.13)*3.14)/90)*95));
        wait_ms(1);
    }
    wait(1);
    tft.setFontColor(BLACK, YELLOW);
    tft.drawString(5, 45, "Cos");

    for (int i=1; i<798; i++) {
        tft.drawPoint(i,239+(cos(((i*1.13)*3.14)/90)*95));
        wait_ms(1);
    }
    wait(1.0);
    tft.setFontColor(BLACK, GREEN);
    tft.drawString(5, 65, "Tan");

    for (int i=1; i<798; i++) {
        tft.drawPoint(i,239+(tan(((i*1.13)*3.14)/90)));
        wait_ms(1);
    }

    tft.fillRectangle(1, 21, 798, 458, BLACK);
    tft.drawLine(399, 22, 399, 458, BLUE);
    tft.drawLine(1, 239, 798, 239, BLUE);

    // Draw a moving sinewave
    x=1;
    for (int i=1; i<(798*20); i++) {
        x++;
        if (x==799)
            x=1;
        if (i>799) {
            if ((x==399)||(buf[x-1]==239))
                tft.setFontColor(BLACK, BLUE);
            else
                tft.setFontColor(BLACK, BLACK);
            tft.drawPoint(x,buf[x-1]);
        }
        tft.setFontColor(BLACK, 0x07FF);
        y=239+(sin(((i*1.13)*3.14)/90)*(90-(i / 100)));
        tft.drawPoint(x,y);
        wait_ms(1);
        buf[x-1]=y;
    }


    wait(1.0);
    tft.fillRectangle(1, 21, 798, 458, BLACK);
    // Draw some filled rectangles
    for (int i=1; i<6; i++) {
        wait_ms(20);
        switch (i) {
            case 1:
                tft.fillRectangle(70+(i*50), 30+(i*50), 220+(i*50), 180+(i*50), 0xF81F);
                break;
            case 2:
                tft.fillRectangle(70+(i*50), 30+(i*50), 220+(i*50), 180+(i*50), RED);
                break;
            case 3:
                tft.fillRectangle(70+(i*50), 30+(i*50), 220+(i*50), 180+(i*50),GREEN);
                break;
            case 4:
                tft.fillRectangle(70+(i*50), 30+(i*50), 220+(i*50), 180+(i*50), BLUE);
                break;
            case 5:
                tft.fillRectangle(70+(i*50), 30+(i*50), 220+(i*50), 180+(i*50),YELLOW);
                break;
        }

    }

    wait(1.0);
    tft.fillRectangle(1, 21, 798, 458, BLACK);
    // Draw some filled, rounded rectangles
    for (int i=1; i<6; i++) {
        wait_ms(20);
        switch (i) {
            case 1:
                tft.fillRoundRectangle(570-(i*50), 30+(i*50),720-(i*50), 180+(i*50), 10, 10, 0xF81F);
                break;
            case 2:
                tft.fillRoundRectangle(570-(i*50), 30+(i*50), 720-(i*50), 180+(i*50), 10, 10, RED);
                break;
            case 3:
                tft.fillRoundRectangle(570-(i*50), 30+(i*50), 720-(i*50), 180+(i*50), 10, 10, GREEN);
                break;
            case 4:
                tft.fillRoundRectangle(570-(i*50), 30+(i*50), 720-(i*50), 180+(i*50), 10, 10, BLUE);
                break;
            case 5:
                tft.fillRoundRectangle(570-(i*50), 30+(i*50), 720-(i*50), 180+(i*50), 10, 10, YELLOW);
                break;
        }
    }

    wait(1.0);
    tft.fillRectangle(1, 21, 798, 458, BLACK);
    // Draw some filled, circles
    for (int i=1; i<6; i++) {
        wait_ms(20);
        switch (i) {
            case 1:
                tft.fillCircle(70+(i*50), 70+(i*50), 75, 0xF81F);
                break;
            case 2:
                tft.fillCircle(70+(i*50), 70+(i*50), 75, RED);
                break;
            case 3:
                tft.fillCircle(70+(i*50), 70+(i*50), 75, GREEN);
                break;
            case 4:
                tft.fillCircle(70+(i*50), 70+(i*50), 75, BLUE);
                break;
            case 5:
                tft.fillCircle(70+(i*50), 70+(i*50), 75, YELLOW);
                break;
        }
    }

    wait(1.0);
    tft.fillRectangle(1, 21, 798, 458, BLACK);
    // Draw some filled, ellipses
    for (int i=1; i<6; i++) {
        wait_ms(20);
        switch (i) {
            case 1:
                tft.fillEllipse(700-(i*50), 70+(i*50), 75, 40, 0xF81F);
                break;
            case 2:
                tft.fillEllipse(700-(i*50), 70+(i*50), 75, 40, RED);
                break;
            case 3:
                tft.fillEllipse(700-(i*50), 70+(i*50), 75, 40, GREEN);
                break;
            case 4:
                tft.fillEllipse(700-(i*50), 70+(i*50), 75, 40, BLUE);
                break;
            case 5:
                tft.fillEllipse(700-(i*50), 70+(i*50), 75, 40, YELLOW);
                break;
        }
    }

    wait(1.0);
    tft.fillRectangle(1, 21, 798, 458, BLACK);
    // Draw some filled, triangles
    for (int i=1; i<6; i++) {
        wait_ms(20);
        switch (i) {
            case 1:
                tft.fillTriangle(399, 50+(i*50), 249, 150+(i*50), 549, 150+(i*50), 0xF81F);
                break;
            case 2:
                tft.fillTriangle(399, 50+(i*50), 249, 150+(i*50), 549, 150+(i*50), RED);
                break;
            case 3:
                tft.fillTriangle(399, 50+(i*50), 249, 150+(i*50), 549, 150+(i*50), GREEN);
                break;
            case 4:
                tft.fillTriangle(399, 50+(i*50), 249, 150+(i*50), 549, 150+(i*50), BLUE);
                break;
            case 5:
                tft.fillTriangle(399, 50+(i*50), 249, 150+(i*50), 549, 150+(i*50), YELLOW);
                break;
        }
    }

    wait(1.0);
    tft.fillRectangle(1, 21, 798, 458, BLACK);
    // Draw some lines in a pattern

    for (int i=21; i<458; i+=5) {
        tft.drawLine(1, i, (i*1.82)-31, 458, RED);
        wait_ms(20);
    }
    for (int i=458; i>21; i-=5) {
        tft.drawLine(798, i, (i*1.82)-35, 21, RED);
        wait_ms(20);
    }

    for (int i=458; i>21; i-=5) {
        tft.drawLine(1, i, 835-(i*1.82), 21,CYAN);
        wait_ms(20);
    }
    for (int i=21; i<458; i+=5) {
        tft.drawLine(798, i, 831-(i*1.82), 458,CYAN);
        wait_ms(20);
    }

    wait(1.0);
    tft.fillRectangle(1, 21, 798, 458, BLACK);


    // Draw some random circles
    for (int i=0; i<100; i++) {
        color = ((rnd()%255 >> 3) << 11) | ((rnd()%255 >> 2) << 5) | ((rnd()%255 >> 3));
        x0=62+rnd()%650;
        y0=85+rnd()%300;
        r=1+ rnd()%60;
        tft.fillCircle(x0, y0, r, color);
        wait_ms(40);
    }

    wait(1.0);
    tft.fillRectangle(1, 21, 798, 458, BLACK);
    // Draw some random rectangles
    for (int i=0; i<100; i++) {
        color = ((rnd()%255 >> 3) << 11) | ((rnd()%255 >> 2) << 5) | ((rnd()%255 >> 3));
        x0=2+rnd()%796;
        y0=25+rnd()%420;
        x1=2+rnd()%796;
        y1=25+rnd()%420;
        tft.drawRectangle(x0, y0, x1, y1, color);
        wait_ms(40);
    }

    wait(1.0);
    tft.fillRectangle(1, 21, 798, 458, BLACK);
    // Draw some random lines
    for (int i=0; i<100; i++) {
        color = ((rnd()%255 >> 3) << 11) | ((rnd()%255 >> 2) << 5) | ((rnd()%255 >> 3));
        x0=2+rnd()%796;
        y0=25+rnd()%420;
        x1=2+rnd()%796;
        y1=25+rnd()%420;
        tft.drawLine(x0, y0, x1, y1, color);
        wait_ms(40);
    }


    wait(1.0);
    tft.fillRectangle(1, 21, 798, 458, BLACK);
    // Draw some random pixels
    for (int i=0; i<5000; i++) {
        color = ((rnd()%255 >> 3) << 11) | ((rnd()%255 >> 2) << 5) | ((rnd()%255 >> 3));
        tft.setFontColor(BLACK, color);
        x0=2+rnd()%796;
        y0=25+rnd()%420;
        tft.drawPoint(x0, y0);
    }

    wait(1.0);
    tft.fillRectangle(0, 0, 799, 479, BLUE);
    tft.fillRoundRectangle(200, 140, 600, 340, 10, 10, RED);
    wait(0.2);
    tft.setFontColor(RED, WHITE);
    tft.drawStringCentered(200, 140, 400, 200, "Restarting in a few seconds...");
}

/******************************************************************************
 * Main
 *****************************************************************************/


int main()
{
    log("init tft \r\n");
    tft.init();
    touch.init();    
    while(1) {
        GFX_TEST();
        wait(3);
    }

}