diff options
author | Cristian Maglie <c.maglie@bug.st> | 2013-06-01 23:16:02 +0200 |
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committer | Cristian Maglie <c.maglie@bug.st> | 2013-06-01 23:16:02 +0200 |
commit | 177ad96f866714a4962be57f69cd3d5a6334cde1 (patch) | |
tree | 1072239986340d6a239adac924eddf2e1d1ca566 /libraries/TFT/examples/Esplora/EsploraTFTBitmapLogo | |
parent | 6cff36ac5e85c74bcb45cc53491ad69d64520b36 (diff) | |
parent | d90fcca5839d13d57ed527d4009b78d22dafbde7 (diff) |
Merge branch 'merge-1.0.5' into ide-1.5.x-discovery
Diffstat (limited to 'libraries/TFT/examples/Esplora/EsploraTFTBitmapLogo')
-rw-r--r-- | libraries/TFT/examples/Esplora/EsploraTFTBitmapLogo/EsploraTFTBitmapLogo.ino | 101 | ||||
-rw-r--r-- | libraries/TFT/examples/Esplora/EsploraTFTBitmapLogo/arduino.bmp | bin | 0 -> 6966 bytes |
2 files changed, 101 insertions, 0 deletions
diff --git a/libraries/TFT/examples/Esplora/EsploraTFTBitmapLogo/EsploraTFTBitmapLogo.ino b/libraries/TFT/examples/Esplora/EsploraTFTBitmapLogo/EsploraTFTBitmapLogo.ino new file mode 100644 index 0000000..3d3f230 --- /dev/null +++ b/libraries/TFT/examples/Esplora/EsploraTFTBitmapLogo/EsploraTFTBitmapLogo.ino @@ -0,0 +1,101 @@ +/* + + Esplora TFT Bitmap Logos + + This example for the Arduino TFT screen is for use + with an Arduino Esplora. + + This example reads an image file from a micro-SD card + and draws it on the screen, at random locations. + + There is a .bmp file included with this sketch. + - open the sketch folder (Ctrl-K or Cmd-K) + - copy the "arduino.bmp" file to a micro-SD + - put the SD into the SD slot of the Arduino LCD module. + + This example code is in the public domain. + + Created 19 April 2013 by Enrico Gueli + + http://arduino.cc/en/Tutorial/EsploraTFTBitmapLogo + + */ + +// include the necessary libraries +#include <Esplora.h> +#include <SPI.h> +#include <SD.h> +#include <TFT.h> // Arduino LCD library + +// the Esplora pin connected to the chip select line for SD card +#define SD_CS 8 + +// this variable represents the image to be drawn on screen +PImage logo; + +void setup() { + // initialize the GLCD and show a message + // asking the user to open the serial line + EsploraTFT.begin(); + EsploraTFT.background(255, 255, 255); + + EsploraTFT.stroke(0, 0, 255); + EsploraTFT.println(); + EsploraTFT.println("Arduino LCD Bitmap Example"); + EsploraTFT.stroke(0, 0, 0); + EsploraTFT.println("Open serial monitor"); + EsploraTFT.println("to run the sketch"); + + // initialize the serial port: it will be used to + // print some diagnostic info + Serial.begin(9600); + while (!Serial) { + // wait for serial monitor to be open + } + + // try to access the SD card. If that fails (e.g. + // no card present), the Esplora's LED will turn red. + Serial.print("Initializing SD card..."); + if (!SD.begin(SD_CS)) { + Serial.println("failed!"); + Esplora.writeRed(255); + return; + } + Serial.println("OK!"); + + // clear the GLCD screen before starting + EsploraTFT.background(255, 255, 255); + + // now that the SD card can be access, try to load the + // image file. The Esplora LED will turn green or red if + // the loading went OK or not. + Esplora.writeRGB(0, 0, 0); + logo = EsploraTFT.loadImage("arduino.bmp"); + if (logo.isValid()) { + Esplora.writeGreen(255); + } + else + Esplora.writeRed(255); + +} + +void loop() { + // don't do anything if the image wasn't loaded correctly. + if (logo.isValid() == false) { + return; + } + + Serial.println("drawing image"); + + // get a random location where to draw the image. + // To avoid the image to be draw outside the screen, + // take into account the image size. + int x = random(EsploraTFT.width() - logo.width()); + int y = random(EsploraTFT.height() - logo.height()); + + // draw the image to the screen + EsploraTFT.image(logo, x, y); + + // wait a little bit before drawing again + delay(1500); +} diff --git a/libraries/TFT/examples/Esplora/EsploraTFTBitmapLogo/arduino.bmp b/libraries/TFT/examples/Esplora/EsploraTFTBitmapLogo/arduino.bmp Binary files differnew file mode 100644 index 0000000..09c670a --- /dev/null +++ b/libraries/TFT/examples/Esplora/EsploraTFTBitmapLogo/arduino.bmp |