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1 ;=============================================================================
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2 ;
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3 ; File tft.inc combined next generation V3.03.7
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4 ;
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5 ; Declaring interfaces to the TFT screen and its Oxxx controler
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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 ; 2011-05-24 : [jDG] Cleanups from initial Matthias code.
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11
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12 ;=============================================================================
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13 ; TFT public subroutines
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14 ;=============================================================================
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15
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16 ;-----------------------------------------------------------------------------
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17 ; Write two half-pixels at position (win_top,win_leftx2)
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18 ;
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19 ; Inputs : win_leftx2, win_top, win_color:2
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20 ; Outputs: (none)
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21 ; Trashed: WREG, PROD
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22
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23 extern pixel_write
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24
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25
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26 ;-----------------------------------------------------------------------------
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27 ; Write one half-pixel at position (win_top,win_leftx2)
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28 ;
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29 ; Inputs : win_leftx2, win_top, win_color:2
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30 ; Outputs: (none)
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31 ; Trashed: WREG, PROD
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32
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33 extern half_pixel_write
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34
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35
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36 ;-----------------------------------------------------------------------------
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37 ; Draw a frame around current box with current color
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38 ; Inputs : win_top, win_leftx2, win_height, win_width, win_color1, win_color2
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39 ; Outputs: (none)
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40 ; Trashed: WREG, PROD, aa_start:2, aa_end:2, win_leftx2, win_width:1
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41
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42 extern TFT_frame
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43
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44
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45 ;-----------------------------------------------------------------------------
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46 extern TFT_DisplayOff ; power-off everything (needs a boot thereafter)
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47 extern TFT_boot ; initialize screen hardware
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48 extern TFT_Display_FadeIn ; smooth lighting up
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49 extern TFT_Display_FadeOut ; smooth darkening down
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50 extern TFT_ClearScreen
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51 extern TFT_box_write
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52 extern TFT_box_write_16bit_win_left ; with column in PRODL:PRODH
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53 extern TFT_box
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54 extern TFT_DataWrite_PROD
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55 extern TFT_set_color
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56 ; extern init_pixel_write
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57 extern pixel_write
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58 extern pixel_write_col320
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59 extern half_vertical_line
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60 extern half_horizontal_line
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61
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62 IFDEF _screendump
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63 extern TFT_dump_screen
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64 extern TFT_dump_screen_check
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65 ENDIF
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66
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67
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68 ;=============================================================================
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69 ; Low level macros (for aa_wordprocessor and color_processor)
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70 ;
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71 extern TFT_CmdWrite
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72 Index_out macro low_b
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73 movlw low_b
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74 call TFT_CmdWrite
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75 endm
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76
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77
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78 ;=============================================================================
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79 ; shortcuts for TFT_box and TFT_frame call sequences
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80 ;
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81 extern box_frame_std, box_frame_common, box_frame_color, box_frame_color16
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82 extern box_std_block, box_black_block, box_color_block
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83
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84 ; Erase a given screen area
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85 ;
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86 WIN_BOX_BLACK macro top, bottom, left, right
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87 call box_black_block
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88 db top, (bottom)-(top)+1, left, (right)-(left)+1
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89 endm
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90
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91
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92 ; Fill a given screen area with standard color (white)
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93 ;
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94 WIN_BOX_STD macro top, bottom, left, right
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95 call box_std_block
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96 db top, (bottom)-(top)+1, left, (right)-(left)+1
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97 endm
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98
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99
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100 ; Fill a given screen area with color from WREG (8 bits rrrgggbb)
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101 ;
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102 WIN_BOX_COLOR macro top, bottom, left, right
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103 call box_color_block
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104 db top, (bottom)-(top)+1, left, (right)-(left)+1
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105 endm
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106
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107 ; Draw a frame in standard color (white)
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108 ;
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109 WIN_FRAME_STD macro top, bottom, left, right
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110 call box_frame_std
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111 db top, (bottom)-(top)+1, left, (right)-(left)+1
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112 endm
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113
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114
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115 ; Draw a frame with color from WREG (8 bits rrrgggbb)
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116 ;
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117 WIN_FRAME_COLOR macro top, bottom, left, right
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118 call box_frame_color
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119 db top, (bottom)-(top)+1, left, (right)-(left)+1
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120 endm
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121
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122
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123 ; Draw a frame with color from win_color (16 bits in TFT format)
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124 ;
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125 WIN_FRAME_COLOR16 macro top, bottom, left, right
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126 call box_frame_color16
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127 db top, (bottom)-(top)+1, left, (right)-(left)+1
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128 endm
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129
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130
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131 WIN_FONT macro win_font_input
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132 movlw win_font_input
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133 movff WREG,win_font
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134 endm
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135
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136
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137 WIN_TOP macro win_top_input
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138 movlw win_top_input
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139 movff WREG,win_top
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140 endm
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141
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142
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143 WIN_HEIGHT macro win_hight_input
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144 movlw win_hight_input
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145 movff WREG,win_height
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146 endm
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147
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148
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149 WIN_LEFT macro win_left_input
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150 movlw win_left_input
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151 movff WREG,win_leftx2
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152 endm
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153
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154
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155 WIN_WIDTH macro win_width_input
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156 movlw win_width_input
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157 movff WREG,win_width
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158 endm
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159
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160
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161 WIN_COLOR macro win_color_input
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162 movlw win_color_input
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163 call TFT_set_color
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164 endm
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165
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166 ;=============================================================================
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167 ; TFT_write_prom_image
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168 ;
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169
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170 ; image referenced by a label
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171 TFT_WRITE_PROM_IMAGE_BY_LABEL macro image_label
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172 extern image_label
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173 movlw LOW (image_label)
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174 movwf TBLPTRL
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175 movlw HIGH (image_label)
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176 movwf TBLPTRH
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177 movlw UPPER (image_label)
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178 movwf TBLPTRU
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179 extern color_image
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180 call color_image
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181 endm
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182
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183 ; image referenced by an address
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184 TFT_WRITE_PROM_IMAGE_BY_ADDR macro image_address
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185 movlw LOW (image_address)
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186 movwf TBLPTRL
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187 movlw HIGH (image_address & 0xFFFF)
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188 movwf TBLPTRH
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189 movlw UPPER (image_address)
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190 movwf TBLPTRU
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191 extern color_image
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192 call color_image
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193 endm
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194
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195 ; custom colors referenced by label
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196 TFT_WRITE_PROM_IMAGE_CUST_COLOR macro colors_label
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197 movlw LOW (colors_label)
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198 movwf TBLPTRL
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199 movlw HIGH (colors_label)
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200 movwf TBLPTRH
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201 movlw UPPER (colors_label)
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202 movwf TBLPTRU
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203 extern get_colors
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204 call get_colors
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205 bsf use_custom_colors ; will suppress reading the colors that come with the image
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206 endm
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207
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208
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209 ;=============================================================================
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210 ; Macros to provide our own interface code
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211 ;
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212
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213 PIXEL_WRITE macro colRegister, rowRegister
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214 movff colRegister,win_leftx2
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215 movff rowRegister,win_top
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216 call pixel_write
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217 endm
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218
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219
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220 ;INIT_PIXEL_WRITE macro colRegister
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221 ; movff colRegister,win_leftx2
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222 ; call init_pixel_write
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223 ; endm
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225
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226 HALF_PIXEL_WRITE macro rowRegister
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227 movff rowRegister,win_top
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228 call half_pixel_write
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229 endm
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