21 unit uLandPainted; |
21 unit uLandPainted; |
22 |
22 |
23 interface |
23 interface |
24 |
24 |
25 procedure LoadFromFile(fileName: shortstring); |
25 procedure LoadFromFile(fileName: shortstring); |
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26 procedure Draw; |
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27 procedure initModule; |
26 |
28 |
27 implementation |
29 implementation |
28 uses uLandGraphics, uConsts, uUtils, SDLh; |
30 uses uLandGraphics, uConsts, uUtils, SDLh, uCommands; |
29 |
31 |
30 type PointRec = packed record |
32 type PointRec = packed record |
31 X, Y: SmallInt; |
33 X, Y: SmallInt; |
32 flags: byte; |
34 flags: byte; |
33 end; |
35 end; |
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36 |
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37 type |
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38 PPointEntry = ^PointEntry; |
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39 PointEntry = record |
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40 point: PointRec; |
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41 next: PPointEntry; |
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42 end; |
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43 |
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44 var pointsListHead, pointsListLast: PPointEntry; |
34 |
45 |
35 procedure DrawLineOnLand(X1, Y1, X2, Y2: LongInt); |
46 procedure DrawLineOnLand(X1, Y1, X2, Y2: LongInt); |
36 var eX, eY, dX, dY: LongInt; |
47 var eX, eY, dX, dY: LongInt; |
37 i, sX, sY, x, y, d: LongInt; |
48 i, sX, sY, x, y, d: LongInt; |
38 b: boolean; |
49 b: boolean; |
121 end; |
132 end; |
122 |
133 |
123 closeFile(f); |
134 closeFile(f); |
124 end; |
135 end; |
125 |
136 |
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137 procedure chDraw(var s: shortstring); |
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138 var rec: PointRec; |
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139 prec: ^PointRec; |
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140 pe: PPointEntry; |
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141 i, l: byte; |
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142 begin |
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143 i:= 1; |
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144 l:= length(s); |
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145 while i < l do |
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146 begin |
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147 prec:= @s[i]; |
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148 rec:= prec^; |
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149 rec.X:= SDLNet_Read16(@rec.X); |
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150 rec.Y:= SDLNet_Read16(@rec.Y); |
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151 |
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152 pe:= new(PPointEntry); |
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153 if pointsListLast = nil then |
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154 pointsListHead:= pe |
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155 else |
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156 pointsListLast^.next:= pe; |
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157 pointsListLast:= pe; |
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158 |
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159 pe^.point:= rec; |
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160 pe^.next:= nil; |
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161 |
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162 inc(i, 5) |
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163 end; |
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164 end; |
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165 |
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166 procedure Draw; |
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167 var pe: PPointEntry; |
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168 prevPoint: PointRec; |
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169 begin |
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170 pe:= pointsListHead; |
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171 |
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172 while(pe <> nil) do |
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173 begin |
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174 if (pe^.point.flags and $80 <> 0) then |
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175 FillRoundInLand(pe^.point.X, pe^.point.Y, 34, lfBasic) |
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176 else |
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177 DrawLineOnLand(prevPoint.X, prevPoint.Y, pe^.point.X, pe^.point.Y); |
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178 |
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179 prevPoint:= pe^.point; |
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180 pe:= pe^.next; |
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181 end; |
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182 end; |
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183 |
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184 procedure initModule; |
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185 begin |
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186 pointsListHead:= nil; |
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187 pointsListLast:= nil; |
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188 |
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189 RegisterVariable('draw', vtCommand, @chDraw, false); |
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190 end; |
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191 |
126 end. |
192 end. |