Richard Ellingworth / Mbed 2 deprecated RobotRic

Version of Robotron arcade game using LPC1768, a Gameduino shield, a serial EEPROM (for high scores), two microswitch joysticks and two buttons plus a box to put it in. 20 levels of mayhem.

Dependencies:   25LCxxx_SPI CommonTypes Gameduino mbed

CharFrame.cpp@16:d0b142ba4362, 2013-06-15 (annotated)

Committer:
RichardE
Date:
Sat Jun 15 19:27:36 2013 +0000
Revision:
16:d0b142ba4362
Parent:
2:bb0f631a6068 
Entering of high scores nearly there. Just requires code to allow you to backspace and confirm when you have finished.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
RichardE 2:bb0f631a6068 1 /*
RichardE 2:bb0f631a6068 2 * SOURCE FILE : CharFrame.cpp
RichardE 2:bb0f631a6068 3 *
RichardE 2:bb0f631a6068 4 * For drawing rectangular frames using characters.
RichardE 2:bb0f631a6068 5 *
RichardE 2:bb0f631a6068 6 */
RichardE 2:bb0f631a6068 7
RichardE 2:bb0f631a6068 8 #include "CharFrame.h"
RichardE 2:bb0f631a6068 9 #include "GDConst.h" // a few Gameduino constants
RichardE 2:bb0f631a6068 10 #include "CharCodes.h" // character set codes
RichardE 2:bb0f631a6068 11
RichardE 2:bb0f631a6068 12 /****************/
RichardE 2:bb0f631a6068 13 /* DRAW A FRAME */
RichardE 2:bb0f631a6068 14 /****************/
RichardE 2:bb0f631a6068 15 // Pass Gameduino to draw on in gd.
RichardE 2:bb0f631a6068 16 // Pass x coordinate of top left in x.
RichardE 2:bb0f631a6068 17 // Pass y coordinate of top left in y.
RichardE 2:bb0f631a6068 18 // Pass width in w.
RichardE 2:bb0f631a6068 19 // Pass height in h.
RichardE 2:bb0f631a6068 20 void CharFrame::Draw( Gameduino *gd, UInt8 x, UInt8 y, UInt8 w, UInt8 h ) {
RichardE 2:bb0f631a6068 21 // Calculate address for top left.
RichardE 2:bb0f631a6068 22 unsigned int rowStart = Gameduino::RAM_PIC + y * SCREEN_CHAR_WIDTH + x;
RichardE 2:bb0f631a6068 23 unsigned int address = rowStart;
RichardE 2:bb0f631a6068 24 UInt8 count;
RichardE 2:bb0f631a6068 25 // Draw top left corner.
RichardE 2:bb0f631a6068 26 gd->wr( address++, TopLeft );
RichardE 2:bb0f631a6068 27 // Draw top edge.
RichardE 2:bb0f631a6068 28 if( w > 2 ) {
RichardE 2:bb0f631a6068 29 for( count = w - 2; count > 0; --count ) {
RichardE 2:bb0f631a6068 30 gd->wr( address++, Top );
RichardE 2:bb0f631a6068 31 }
RichardE 2:bb0f631a6068 32 }
RichardE 2:bb0f631a6068 33 // Draw top right corner.
RichardE 2:bb0f631a6068 34 gd->wr( address, TopRight );
RichardE 2:bb0f631a6068 35 // Draw left and right edges.
RichardE 2:bb0f631a6068 36 rowStart += SCREEN_CHAR_WIDTH;
RichardE 2:bb0f631a6068 37 if( h > 2 ) {
RichardE 2:bb0f631a6068 38 for( count = h - 2; count > 0; --count ) {
RichardE 2:bb0f631a6068 39 gd->wr( rowStart, Left );
RichardE 2:bb0f631a6068 40 gd->wr( rowStart + w - 1, Right );
RichardE 2:bb0f631a6068 41 rowStart += SCREEN_CHAR_WIDTH;
RichardE 2:bb0f631a6068 42 }
RichardE 2:bb0f631a6068 43 }
RichardE 2:bb0f631a6068 44 // Draw bottom edge.
RichardE 2:bb0f631a6068 45 address = rowStart;
RichardE 2:bb0f631a6068 46 // Draw bottom left corner.
RichardE 2:bb0f631a6068 47 gd->wr( address++, BottomLeft );
RichardE 2:bb0f631a6068 48 // Draw bottom edge.
RichardE 2:bb0f631a6068 49 if( w > 2 ) {
RichardE 2:bb0f631a6068 50 for( count = w - 2; count > 0; --count ) {
RichardE 2:bb0f631a6068 51 gd->wr( address++, Bottom );
RichardE 2:bb0f631a6068 52 }
RichardE 2:bb0f631a6068 53 }
RichardE 2:bb0f631a6068 54 // Draw bottom right corner.
RichardE 2:bb0f631a6068 55 gd->wr( address, BottomRight );
RichardE 2:bb0f631a6068 56 }
RichardE 2:bb0f631a6068 57
RichardE 16:d0b142ba4362 58 /****************/
RichardE 16:d0b142ba4362 59 /* WIPE A FRAME */
RichardE 16:d0b142ba4362 60 /****************/
RichardE 16:d0b142ba4362 61 // Pass Gameduino to draw on in gd.
RichardE 16:d0b142ba4362 62 // Pass x coordinate of top left in x.
RichardE 16:d0b142ba4362 63 // Pass y coordinate of top left in y.
RichardE 16:d0b142ba4362 64 // Pass width in w.
RichardE 16:d0b142ba4362 65 // Pass height in h.
RichardE 16:d0b142ba4362 66 void CharFrame::Wipe( Gameduino *gd, UInt8 x, UInt8 y, UInt8 w, UInt8 h ) {
RichardE 16:d0b142ba4362 67 // Calculate address for top left.
RichardE 16:d0b142ba4362 68 unsigned int rowStart = Gameduino::RAM_PIC + y * SCREEN_CHAR_WIDTH + x;
RichardE 16:d0b142ba4362 69 unsigned int address;
RichardE 16:d0b142ba4362 70 UInt8 count;
RichardE 16:d0b142ba4362 71 // Wipe top edge.
RichardE 16:d0b142ba4362 72 address = rowStart;
RichardE 16:d0b142ba4362 73 for( count = w; count > 0; --count ) {
RichardE 16:d0b142ba4362 74 gd->wr( address++, TransparentChar );
RichardE 16:d0b142ba4362 75 }
RichardE 16:d0b142ba4362 76 // Wipe left and right edges.
RichardE 16:d0b142ba4362 77 address = rowStart + SCREEN_CHAR_WIDTH;
RichardE 16:d0b142ba4362 78 if( h > 2 ) {
RichardE 16:d0b142ba4362 79 for( count = h - 2; count > 0; --count ) {
RichardE 16:d0b142ba4362 80 gd->wr( address, TransparentChar );
RichardE 16:d0b142ba4362 81 gd->wr( address + w - 1, TransparentChar );
RichardE 16:d0b142ba4362 82 }
RichardE 16:d0b142ba4362 83 }
RichardE 16:d0b142ba4362 84 // Wipe bottom edge.
RichardE 16:d0b142ba4362 85 address = rowStart + SCREEN_CHAR_WIDTH * ( h - 1 );
RichardE 16:d0b142ba4362 86 for( count = w; count > 0; --count ) {
RichardE 16:d0b142ba4362 87 gd->wr( address++, TransparentChar );
RichardE 16:d0b142ba4362 88 }
RichardE 16:d0b142ba4362 89 }