for 4180 final project
Fork of 4DGL-uLCD-SE by
Diff: uLCD_4DGL_Text.cpp
- Revision:
- 2:edae99e4abe7
- Parent:
- 1:8b656995301f
- Child:
- 5:8936798c19a3
--- a/uLCD_4DGL_Text.cpp Mon Nov 11 01:22:41 2013 +0000 +++ b/uLCD_4DGL_Text.cpp Sun Nov 17 04:36:12 2013 +0000 @@ -24,8 +24,6 @@ { char command[3]= ""; - int w, h, fx = 8, fy = 8; - command[0] = SETFONT; command[1] = 0; command[2] = mode; @@ -33,34 +31,38 @@ current_font = mode; if (current_orientation == IS_PORTRAIT) { - w = SIZE_X; - h = SIZE_Y; + current_w = SIZE_X; + current_h = SIZE_Y; } else { - w = SIZE_Y; - h = SIZE_X; + current_w = SIZE_Y; + current_h = SIZE_X; } switch (mode) { case FONT_5X7 : - fx = 6; - fy = 8; + current_fx = 6; + current_fy = 8; + break; + case FONT_7X8 : + current_fx = 7; + current_fy = 8; break; case FONT_8X8 : - fx = 8; - fy = 8; + current_fx = 8; + current_fy = 8; break; case FONT_8X12 : - fx = 8; - fy = 12; + current_fx = 8; + current_fy = 12; break; case FONT_12X16 : - fx = 12; - fy = 16; + current_fx = 12; + current_fy = 16; break; } - max_col = w / fx; - max_row = h / fy; + max_col = current_w / (current_fx*current_wf); + max_row = current_h / (current_fy*current_hf); writeCOMMAND(command, 3); } @@ -78,6 +80,33 @@ } //**************************************************************************************************** +void uLCD_4DGL :: text_width(char width) // set text width +{ + char command[3]= ""; + + command[0] = TEXTWIDTH; + command[1] = 0; + command[2] = width; + current_wf = width; + max_col = current_w / (current_fx*current_wf); + writeCOMMAND(command, 3); +} + +//**************************************************************************************************** +void uLCD_4DGL :: text_height(char height) // set text height +{ + char command[3]= ""; + + command[0] = TEXTHEIGHT; + command[1] = 0; + command[2] = height; + current_hf = height; + max_row = current_h / (current_fy*current_hf); + writeCOMMAND(command, 3); +} + + +//**************************************************************************************************** void uLCD_4DGL :: text_char(char c, char col, char row, int color) // draw a text char { char command[6]= ""; @@ -250,31 +279,76 @@ //**************************************************************************************************** void uLCD_4DGL :: locate(char col, char row) // place text curssor at col, row { + char command[5] = ""; current_col = col; current_row = row; + command[0] = 0xE4; //move cursor + command[1] = 0; + command[2] = current_row; + command[3] = 0; + command[4] = current_col; + writeCOMMAND(command, 5); } //**************************************************************************************************** void uLCD_4DGL :: color(int color) // set text color { + char command[5] = ""; current_color = color; + command[0] = 0x7F; //set color + + int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits + int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits + int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits + + command[1] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color + command[2] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color + writeCOMMAND(command, 3); } //**************************************************************************************************** -void uLCD_4DGL :: putc(char c) // place char at current cursor position +void uLCD_4DGL :: putc(char c) // place char at current cursor position +//used by virtual printf function _putc { + char command[6] =""; - text_char(c, current_col++, current_row, current_color); - + if(c=='\n') { + current_col = 0; + current_row++; + command[0] = 0xE4; //move cursor to start of next line + command[1] = 0; + command[2] = current_row; + command[3] = 0; + command[4] = current_col; + writeCOMMAND(command, 5); + } else { + command[0] = PUTCHAR; + command[1] = 0x00; + command[2] = c; + writeCOMMAND(command,3); + } if (current_col == max_col) { current_col = 0; current_row++; + command[0] = 0xE4; //move cursor to next line + command[1] = 0; + command[2] = current_row; + command[3] = 0; + command[4] = current_col; + writeCOMMAND(command, 5); } if (current_row == max_row) { current_row = 0; + command[0] = 0xE4; //move cursor back to start + command[1] = 0; + command[2] = current_row; + command[3] = 0; + command[4] = current_col; + writeCOMMAND(command, 5); } } + //**************************************************************************************************** void uLCD_4DGL :: puts(char *s) // place string at current cursor position {