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1 ;=============================================================================
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2 ;
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3 ; File menu_processor.asm
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4 ;
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5 ; Routines to handle all OSTC3 graphic/text menus.
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6 ;
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7 ; Copyright (c) 2011, JD Gascuel, HeinrichsWeikamp, all right reserved.
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8 ;=============================================================================
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9 ; HISTORY
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10 ; 2012-11-02 : [jDG] Cleanup for OSTC3: removed icons. Added scrolling.
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11 ; But need a font with lower/upper alpha chars...
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12
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13 #include "convert.inc"
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14 #include "ostc3.inc"
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15 #include "strings.inc"
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16 #include "tft.inc"
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17 #include "varargs.inc"
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18 #include "wait.inc"
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19 #include "start.inc"
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20 #include "surfmode.inc"
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21 #include "divemode.inc"
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22 #include "tft_outputs.inc"
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23 #include "eeprom_rs232.inc"
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24
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25 ;NOTE: should be idenric in .inc and .asm !
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26 #define MENU_LINES_MAX .7 ; Number of lines per screen?
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27 #define MENU_TITLE_FONT WIN_STD ; Font should contains lower/UPPER alpha
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28 #define MENU_LINE_FONT WIN_SMALL ; Font should contains lower/UPPER alpha
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29 #define MENU_LEFT .20 ; Position of first menu item
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30 #define MENU_HEIGHT .27 ; Spacing between menu lines.
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31 #define MENU_VCENTER .125 ; Position on screen.
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32 #define MENU_LINE_MAX_LENGTH .20 ; Length in characters
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33
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34 ; Other needed references
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35 extern aa_wordprocessor,option_inc,option_draw,comm_mode
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36
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37
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38 ;=============================================================================
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39 ; Temporary data.
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40
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41 CBLOCK tmp+0x20 ; Reserved space for options.asm
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42 menu_flags ; Various flags for menu:
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43 ; bit 0 :dynamic menu
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44 menu_item ; Index of the current item.
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45 start_item ; Index of the first item (scrolling)
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46 item_max ; Number of items in menu.
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47 selected_item ; Index of the current item.
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48 value_type ; Type for vertical menu.
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49 dynamic_item:3 ; Callback addr
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50 menu_block:3 ; Address of the menu block (ie. item 0)
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51 menu_title:3 ; text or proc for dynamic menu.
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52 menu_center ; centering for line menu.
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53 proc_item:3 ; Address of the current proc.
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54 text_item:2 ; Address of the current text.
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55 ; Reserved to tmp+0x35
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56 ENDC
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57
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58 #define option_item proc_item
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59
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60 basic CODE
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61 ;=============================================================================
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62 ; menu handler.
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63 ;
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64 ; Input: TBLPTR = addr of menu block.
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65 global menu_processor
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66 menu_processor:
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67 banksel common ; Bank1
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68 btfss divemode ; Not in divemode
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69 call speed_fastest ; Make it quick !
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70
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71 ;---- Read menu block ------------------------------------------------
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72 VARARGS_BEGIN ; Read inline PROM data
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73 clrf STKPTR ; Never return, anyway...
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74 VARARGS_GET8 item_max ; Get number of items
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75 VARARGS_GET8 menu_flags ; Get flags
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76 VARARGS_GET24 menu_title ; Get pointer to menu title
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77 VARARGS_GET8 menu_center ; Vertical position
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78 movff TBLPTRL, menu_block+0 ; Save base address for menu_read_item
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79 movff TBLPTRH, menu_block+1
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80 movff TBLPTRU, menu_block+2
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81
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82 extern TFT_clear_divemode_menu
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83 btfss divemode ; In divemode?
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84 bra menu_processor0 ; No
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85
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86 movlw .1
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87 cpfsgt menupos ; only if menupos=1...
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88 call TFT_clear_divemode_menu ; ... Clear the menu!
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89 bra menu_processor1 ; Yes, skip some lines here
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90
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91 menu_processor0:
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92 ;---- draw menu title ------------------------------------------------
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93 clrf CCP1CON ; stop PWM
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94 bcf PORTC,2 ; Pull PWM out to GND
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95 call TFT_ClearScreen
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96 rcall menu_processor_title
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97
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98 ;---- Draw bottomline ------------------------------------------------
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99 TEXT_TINY .5, .240-.16, tNext
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100 TEXT_TINY .160-6*5, .240-.16, tEnter
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101
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102 menu_processor1:
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103 movlw FT_SMALL
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104 movff WREG, win_font
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105
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106 ;---- Select menu type -----------------------------------------------
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107 bra menu_vertical
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108
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109 ;=============================================================================
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110 ; (re-)draw menu title.
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111 ;
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112 menu_processor_title:
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113 btfss menu_flags,0 ; Static or dynmic title ?
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114 bra menu_processor_static_title
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115
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116 lfsr FSR2,buffer
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117 rcall menu_processor_call_title ; add gas, detail and color.
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118 bra menu_processor_title_1
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119
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120 menu_processor_static_title:
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121 movff menu_title+0,FSR1L ; Just copy string.
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122 movff menu_title+1,FSR1H
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123 call strcpy_text
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124
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125 menu_processor_title_1:
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126 WIN_BOX_BLACK .2,.23,.0,.160 ; Clear Menu title
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127 MENU_TITLE_FONT .0, .2 ; Menu title positionning
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128 WIN_COLOR color_greenish
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129 movf FSR2L,W ; Get title length
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130 mullw .9 ; Convert to half pixels
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131 bcf STATUS,C ; Clear carry
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132 rrcf PRODL ; /2
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133 movf PRODL,W ; Back to WREG
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134 sublw .80 ; 80 - width
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135 movwf win_leftx2 ; Aligned to center.
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136
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137 call aa_wordprocessor
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138 TFT_STD_COLOR
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139 return
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140
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141 ;=============================================================================
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142 ; Call dynamic proc for menu title:
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143
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144 menu_processor_call_title:
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145 movff menu_title+2,PCLATU ; Just execute computed goto.
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146 movff menu_title+1,PCLATH
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147 movf menu_title+0,W
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148 movwf PCL
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149
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150 ;=============================================================================
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151 ; Restart with first icon/line selected.
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152 global menu_processor_reset
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153 menu_processor_reset:
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154 banksel common
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155 lfsr FSR2,menustack
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156 clrf POSTINC2
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157 clrf POSTINC2
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158 clrf POSTINC2
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159 clrf POSTINC2
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160 clrf POSTINC2
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161 clrf selected_item
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162 return
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163
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164 global menu_processor_pop
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165 menu_processor_pop:
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166 movff menustack+0,selected_item
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167 movff menustack+1,menustack+0
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168 movff menustack+2,menustack+1
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169 movff menustack+3,menustack+2
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170 movff menustack+4,menustack+3
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171 return
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172
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173 menu_processor_push:
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174 movff menustack+3,menustack+4
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175 movff menustack+2,menustack+3
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176 movff menustack+1,menustack+2
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177 movff menustack+0,menustack+1
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178 movff selected_item,menustack+0
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179 clrf selected_item
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180 return
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181
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182 ;---- Execute menu selection -------------------------------------------------
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183 do_menu_item:
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184 bcf switch_right ; Avoid loops.
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185 call speed_normal ; Back to normal speed.
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186
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187 movf selected_item,W ; Reread proc address from table.
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188 rcall menu_read_item ; (destroy PROD)
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189
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190 movff selected_item,PRODL ; Pass along selected line
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191
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192 rcall menu_processor_push ; Remember where we get from. (clears selected_item)
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193
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194 movff proc_item+2,PCLATU ; Then execute computed goto.
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195 movff proc_item+1,PCLATH
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196 movf proc_item+0,W
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197 movwf PCL
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198
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199 ;=============================================================================
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200 ; Get current item from table.
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201 ;
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202 ; Input : Item number in WREG, menu_block.
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203 ;
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204 ; Output: icon_large, text_item, proc_item 16bits pointers.
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205 ;
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206 ; Trashed: PROD, WREG
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207 menu_read_item:
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208 mullw .10 ; 10 bytes per item.
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209 movf PRODL,W ; Then do a 24bits add
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210 addwf menu_block+0,W ; with menu_block, and
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211 movwf TBLPTRL ; setup TBLPTR
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212 movf PRODH,W
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213 addwfc menu_block+1,W
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214 movwf TBLPTRH
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215 movlw 0
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216 addwfc menu_block+2,W
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217 movwf TBLPTRU
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218
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219 VARARGS_GET8 value_type ; Read 10 bytes of item data
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220 VARARGS_GET24 dynamic_item
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221 VARARGS_GET24 proc_item
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222 VARARGS_GET8 WREG ; Skip dummy byte
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223 VARARGS_GET16 text_item
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224
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225 return
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226
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227 ;=============================================================================
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228 ; Vertical menu : set of line/value to choose from.
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229 ; Entry point to update lines already shown.
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230 ;
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231 global menu_vertical
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232 menu_vertical:
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233 btfss divemode ; Not in divemode
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234 clrf timeout_counter2 ; Reset timeout
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235
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236 menu_vertical_2:
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237 rcall menu_draw_lines ; Always re-draw whole menu
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238
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239 movlw CCP1CON_VALUE ; See ostc3.inc
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240 btfss divemode ; Not in divemode
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241 movwf CCP1CON ; Power-on backlight
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242
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243 menu_vertical_1:
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244 movf selected_item,W ; Get current item data
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245 rcall menu_read_item
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246 movf proc_item+0,W ; Check if pro address is NULL ?
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247 iorwf proc_item+1,W
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248 bz next_line_menu ; YES: not selectable !
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249
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250 btfss divemode ; Not in divemode
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251 rcall menu_draw_selected_line
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252
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253 extern rtc_set_rtc
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254 btfss settime_setdate ; In the Set Time or Set Date menu?
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255 bra menu_line_loop_pre2 ; no, skip all following
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256
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257 movff month,lo ; new month
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258 dcfsnz lo,F
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259 movlw .31
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260 dcfsnz lo,F
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261 movlw .28
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262 dcfsnz lo,F
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263 movlw .31
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264 dcfsnz lo,F
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265 movlw .30
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266 dcfsnz lo,F
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267 movlw .31
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268 dcfsnz lo,F
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269 movlw .30
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270 dcfsnz lo,F
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271 movlw .31
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272 dcfsnz lo,F
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273 movlw .31
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274 dcfsnz lo,F
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275 movlw .30
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276 dcfsnz lo,F
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277 movlw .31
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278 dcfsnz lo,F
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279 movlw .30
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280 dcfsnz lo,F
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281 movlw .31
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282 cpfsgt day ; day ok?
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283 bra menu_line_loop_pre1 ; OK!
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284 movlw .1 ; not OK, set to 1st
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285 movwf day
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286
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287 menu_line_loop_pre1:
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288 btfsc switch_right ; Enter pressed?
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289 call rtc_set_rtc ; Yes, update mins,sec,hours,day,month and year to rtc module
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290 call TFT_show_time_date_menu ; Update clock
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291
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292 menu_line_loop_pre2:
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293 bcf switch_right
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294 bcf switch_left
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295 btfss divemode ; Not in Divemode
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296 call speed_normal
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297
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298 menu_line_loop_pre3:
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299 extern divemode_option0_return
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300 btfsc divemode ; In divemode?
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301 goto divemode_option0_return ; Yes, return to it
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302
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303 menu_line_loop:
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304 btfsc switch_right
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305 bra do_line_menu ; Type dependent
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306 btfsc switch_left
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307 bra next_line_menu
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308
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309 btfss onesecupdate ; New second
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310 bra menu_line_loop2 ; not yet...
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311
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312 call timeout_surfmode ; timeout
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313 call set_dive_modes ; check, if divemode must be entered
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314
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315 btfsc settime_setdate ; In the Set Time or Set Date menu?
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316 call TFT_show_time_date_menu ; Yes, update clock
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317 btfsc menu_show_sensors ; In the "Sensors" menu?
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318 call TFT_menu_hud ; Yes, update HUD data
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319
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320 bcf onesecupdate ; one second updates done
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321
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322 menu_line_loop2:
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323 btfsc sleepmode ; Timeout?
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324 goto restart ; Yes, back to surfacemode
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325 btfsc divemode
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326 goto restart ; Enter Divemode if required
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327
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328 btfsc enable_screen_dumps ; =1: Ignore vin_usb, wait for "l" command (Screen dump)
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329 bra menu_line_loop3
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330 btfsc vusb_in ; USB plugged in?
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331 goto comm_mode ; Start COMM mode
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332 bra menu_line_loop4
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333 menu_line_loop3:
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334 btfss vusb_in ; USB (still) plugged in?
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335 bcf enable_screen_dumps ; No, clear flag
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336 call rs232_get_byte
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337 btfsc rs232_recieve_overflow
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338 bra menu_line_loop4
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339 movlw "l"
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340 cpfseq RCREG1
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341 bra menu_line_loop4
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342 call TFT_dump_screen ; Dump the screen contents
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343 menu_line_loop4:
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344
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345 bra menu_line_loop
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346
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347 ;---- Move to menu's next line
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348 next_line_menu:
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349 btfss divemode ; not in divemode
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350 call speed_fastest
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351 bcf switch_left ; Avoid looping.
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352
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353 incf selected_item,F ; Select next item.
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354 movf selected_item,W ; Index == max ?
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355 cpfseq item_max
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356 bra menu_vertical_1 ; NO: redraw cursor.
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357
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358 clrf selected_item ; YES: restart for item 0.
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359 bra menu_vertical_1 ; Then redraw cursor.
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360
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361 global do_line_menu
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362 do_line_menu:
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363 btfss divemode ; not in divemode
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364 call speed_fastest
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365 ; bcf switch_right ; Avoid looping.
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366
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367 decf menupos,W ; menu_processor needs 0-5...
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368 btfsc divemode ; only in divemode
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369 movwf selected_item
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370
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371 movf selected_item,W ; Read selected descriptor
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372 rcall menu_read_item
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373
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374 movf value_type,W ; Switch on data type
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375 bz menu_do_line_call ; CALL
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376 dcfsnz WREG
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377 bra menu_do_line_call ; STRING: do as call
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378 dcfsnz WREG
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379 bra menu_do_line_option ; OPTION
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380 dcfsnz WREG
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381 bra menu_do_line_call ; DYNAMIC: do as call
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382 bra menu_line_loop_pre3 ; else do nothing...
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383
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384 ;---- CALL
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385 menu_do_line_call:
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386 rcall do_menu_item ; Same as icon menu: calculated goto.
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387 rcall menu_processor_pop ; Back to same line,
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388 bra menu_vertical ; Then continue into menu...
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389
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390 ;---- Call option specific increment subroutine
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391 menu_do_line_option:
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392 movff option_item+0,FSR0L ; Get option handle
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393 movff option_item+1,FSR0H
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394 call option_inc ; increment
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395
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396 movff selected_item,PRODL ; Pass selection to callback.
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397 rcall menu_text_call
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398 bra menu_vertical_2 ; redraw all lines...
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399
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400 ;-----------------------------------------------------------------------------
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401
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402 menu_draw_lines_divemode:
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403 movlw divemode_menu_item1_row
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404 movff WREG,win_top
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405 movlw divemode_menu_item1_column
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406 movff WREG,win_leftx2
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407 clrf start_item
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408 movff item_max,menupos4 ; Copy item_max for divemode cursor routine
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409 bra menu_draw_lines_2
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410
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411 menu_draw_lines:
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412 btfsc divemode ; in divemode?
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413 bra menu_draw_lines_divemode ; Yes
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414
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415 btfsc menu_flags,0 ; Dynamic title ?
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416 rcall menu_processor_title ; YES: redraw it then.
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417
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418 MENU_LINE_FONT MENU_LEFT, 0 ; Init start position/font
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419 movff menu_center,win_top ; computed in menu block.
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420
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421 ; Does the menu have more than 6 lines ?
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422 movf item_max,W
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423 addlw -(MENU_LINES_MAX+1) ; (max - 7)
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424 bnn menu_draw_long_menu ; bra if (max >= 7)
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425
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426 clrf start_item
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427 bra menu_draw_lines_2
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428
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429 menu_draw_long_menu:
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430 movf selected_item,W ; Start at selected-6
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431 addlw -(MENU_LINES_MAX-1)
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432 btfsc STATUS,N ; This is <0 ?
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433 clrf WREG ; YES: start from top instead.
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434 movwf start_item
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435
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436 menu_draw_lines_2:
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437 movff start_item, menu_item
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438
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439 menu_draw_lines_1:
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440 TFT_STD_COLOR ; Restore color after disabled lines.
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441
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442 movf menu_item,W
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443 rcall menu_read_item
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444
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445 movf value_type,W ; Switch on data type
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446 bz menu_draw_line_call
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447 dcfsnz WREG
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448 bra menu_draw_line_string
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449 dcfsnz WREG
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450 bra menu_draw_line_option
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451 dcfsnz WREG
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452 bra menu_draw_line_dynamic
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453 bra menu_draw_line_none
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454
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455 menu_draw_line_string:
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456 movff text_item+0,TBLPTRL ; Read not-translated string from PROM.
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457 movff text_item+1,TBLPTRH
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458 call strcpy_prom ; Copy in buffer
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459 bra menu_draw_line_none
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460
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461 menu_draw_line_call:
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462 movff text_item+0,FSR1L ; Read string from PROM.
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463 movff text_item+1,FSR1H
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464 call strcpy_text ; Copy in buffer
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465
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466 bra menu_draw_line_none
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467
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468 menu_draw_line_option:
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469 movff text_item+0,FSR1L ; Read string from PROM.
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470 movff text_item+1,FSR1H
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471 call strcpy_text ; Copy in buffer
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472
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473 movff option_item+0,FSR0L ; Retrieve option handle.
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474 movff option_item+1,FSR0H
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475 call option_draw
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476 bra menu_draw_line_none
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477
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478 menu_draw_line_dynamic:
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479 lfsr FSR2,buffer
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480 movff menu_item,PRODL ; Pass item to callback.
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481 rcall menu_text_call ; Push return address.
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482 bra menu_draw_line_none
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483
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484 ; Computed goto to pointer inside dynamic_item:
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485 menu_text_call:
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486 movf dynamic_item+0,W ; Check if callback is NULL
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487 iorwf dynamic_item+1,W
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488 iorwf dynamic_item+2,W
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489 btfsc STATUS,Z
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490 return ; YES: don't call it.
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491
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492 movff dynamic_item+2,PCLATU ; Prepare...
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493 movff dynamic_item+1,PCLATH
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494 movf dynamic_item+0,W
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495 movwf PCL ; And jump !
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496
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497 menu_draw_line_none:
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498 extern TFT_fillup_with_spaces
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499
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500 btfsc divemode ; In divemode?
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501 bra menu_draw_line_none_divemode ; Yes
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502
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503 movlw MENU_LINE_MAX_LENGTH
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504 call TFT_fillup_with_spaces ; Fillup FSR2 with spaces (Total string length in #WREG)
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505 clrf WREG
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506 movff WREG,buffer+MENU_LINE_MAX_LENGTH;No ; Make sure won't be longer than MENU_LINE_MAX_LENGTH ch
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507 call aa_wordprocessor
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508 movlw MENU_HEIGHT ; No, Move to next line
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509 addwf win_top,F
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510 incf menu_item,F ; inc loop counter
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511
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512 movf start_item,W ; First line (scrolled)
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513 subwf menu_item,W ; current - first
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514 xorlw MENU_LINES_MAX ; Already done 6 lines ?
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515 btfsc STATUS,Z
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516 return ; YES
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517 menu_draw_line_none2:
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518 movf menu_item,W ; Done item_max lines ?
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519 xorwf item_max,W
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520 btfss STATUS,Z
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521 bra menu_draw_lines_1 ; No: loop...
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522 return
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523
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524 menu_draw_line_none_divemode:
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525 movlw .10
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526 call TFT_fillup_with_spaces ; Fillup FSR2 with spaces (Total string length in #WREG)
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527 clrf WREG
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528 movff WREG,buffer+.10
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529
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530 call aa_wordprocessor ; Draw the line!
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531
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532 movlw .0
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533 movff WREG,win_invert ; Reset invert flag
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534
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535 movlw .24 ; Divemode menu spacing
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536 addwf win_top,F
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537 incf menu_item,F ; inc loop counter
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538
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539 movlw .3
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540 cpfseq menu_item ; At pos 4?
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541 bra menu_draw_line_none2 ; No
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542
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543 movlw divemode_menu_item4_row
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544 movff WREG,win_top ; Reset row
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545 movlw divemode_menu_item4_column
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546 movff WREG,win_leftx2 ; New column
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547 bra menu_draw_line_none2 ; Done.
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548
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549 ;-----------------------------------------------------------------------------
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550 ; Put a mark in front of the current line
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551 menu_draw_selected_line:
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552 clrf timeout_counter2 ; Reset timeout
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553 WIN_BOX_BLACK .34,.221,MENU_LEFT-8,MENU_LEFT-2 ; Clear left column
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554
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555 TFT_STD_COLOR
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556 WIN_SMALL MENU_LEFT-8, 0 ; Arrow symbol only in small font
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557 movf start_item,W ; First line (scrolled)
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558 subwf selected_item,W ; selected - first
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559 mullw MENU_HEIGHT ; 30 pixel by line
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560 movf PRODL,W ; result
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561 addwf menu_center,W ; added to first line
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562 movwf win_top ; and stored to pos.
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563 STRCPY_PRINT "\xb7" ; print cursor
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564
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565 return
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566
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567 END
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