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annotate code_part1/OSTC_code_asm_part1/printf.inc @ 83:3e351e25f5d1

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adding anti-aliased fonts frame and merging some patches from Jeando
author heinrichsweikamp
date Tue, 07 Dec 2010 22:36:19 +0100
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1 ;=============================================================================
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2 ;
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3 ; file printf.inc
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4 ; brief Compact macro to print PROM text, with formating options.
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5 ; author JD Gascuel.
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6 ;
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7 ; copyright (c) 2010, JD Gascuel. All rights reserved.
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8 ; $Id: printf.inc 37 2010-11-22 03:22:39Z gascuel $
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9 ;=============================================================================
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10 ; HISTORY
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11 ; 2010-11-17 : [jDG] Creation...
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12 ;
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13 ;=============================================================================
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14 ;
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15 ; Compact macro to print PROM text, with formating options.
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16 ;
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17 ; The aim is to allow compact formating code, with formating options, to allow
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18 ; smaller footprint in the PROM.
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19 ;
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20 ; A print block (in PROM space) is used as paramaters. The block starts with
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21 ; a set of flags, telling what options are needed.
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22 ;
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23 ; The block format is :
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24 ; label DB flag+flag+flag+... ; A combination of various flags...
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25 ; DB top, leftx2 ; Optional text position.
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26 ; DB 0b1110011 ; Optional color in RRRGGGBB format.
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27 ; DB .35 ; Optional CF color (CF35 = standard).
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28 ; DB "The text string." ; Optional null-terminated text string
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29 ; DB 0
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30 ;
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31 ; Two usage variantes:
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32 ; + The more compact one, use just 4 bytes for the call:
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33 ; code_pack ; Don't insert nulls
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34 ; call printf_inline
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35 ; tfAILED DB PRINTF_FONT_SMALL + PRINTF_TOPLEFT + PRINTF_COLOR8
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36 ; DB 100, 100
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37 ; DB color_red
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38 ; DB "FAILED"
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39 ; DB 0
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40 ; code ; back to normal
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41 ;
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42 ; + A more classic one, but uses 16 bytes to load 24bits address:
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43 ; WIN_PRINTF tFAILED
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44 ;
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45 ;=============================================================================
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46 ; Flags for basic option (no argument):
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47 #define PRINTF_FONT_KEEP .0 ; Keep last font size. DEFAULT.
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48 #define PRINTF_FONT_SMALL .1 ; Switch to small font.
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49 #define PRINTF_FONT_MEDIUM .2 ; Switch to medium font.
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50 #define PRINTF_FONT_LARGE .3 ; Switch to large font.
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51
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52 #define PRINTF_INVERT .4 ; Draw in reverse color.
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53
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54 ; Flags that requires optional argument:
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55 #define PRINTF_TOPLEFT .8 ; Set Top/Left text position.
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56 #define PRINTF_COLOR8 .16 ; Change text color to packed RRRGGGBB format.
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57 #define PRINTF_COLOR_CF .32 ; Change text color to preference CF#
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58
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59 ; Flags for final operation
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60 #define PRINTF_COPY_PRINT .0 ; strcpy() from PROM, then print. DEFAULT.
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61 #define PRINTF_COPY .64 ; just strcpy(), no final print.
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62 #define PRINTF_APPEND .128 ; just strcat() (don't reset FSR2 fist), no final print.
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63 #define PRINTF_PRINT .192 ; no string ops, just final call to print.
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64
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65 ;=============================================================================
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66
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67 WIN_PRINTF macro bloc
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68 movlw UPPER bloc
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69 movwf TBLPTRU
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70 movlw HIGH bloc
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71 movwf TBLPTRH
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72 movlw LOW bloc
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73 movwf TBLPTRL
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74 call printf_subroutine
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75 endm
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