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Rev | Author | Line No. | Line |
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1805 | yogev_ezra | 1 | #include "gr-draw.h" |
2 | |||
3 | #ifndef _DOS_GRAPHIC_DRAW_H |
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4 | #define _DOS_GRAPHIC_DRAW_H |
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5 | |||
6 | #include "dosmouse.h" |
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7 | #include "keysym.h" |
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8 | #include |
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9 | #include |
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10 | #include |
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11 | #include |
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12 | |||
5123 | clevermous | 13 | class TDosGraphDraw : public TBaseGraphDraw |
1805 | yogev_ezra | 14 | { |
5123 | clevermous | 15 | typedef TBaseGraphDraw |
1805 | yogev_ezra | 16 | public: |
17 | TDosGraphDraw(const char *s = 0); |
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18 | ~TDosGraphDraw() {} |
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19 | public: |
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20 | static unsigned long GetKeySym(unsigned int key); |
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21 | protected: |
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22 | unsigned long bgcolor; |
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23 | int quit; |
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24 | TCursorVisible cursor; |
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25 | public: |
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26 | unsigned long GetBlackColor() {return 0;} |
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27 | unsigned long GetWhiteColor() {return 15;} |
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28 | unsigned long CreateColor(unsigned short red, |
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29 | unsigned short green, unsigned short blue); |
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30 | void FreeColor(unsigned long c) {} |
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31 | unsigned long GetBgColor() {return bgcolor;} |
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32 | void SetBgColor(unsigned long c) {bgcolor = c;} |
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33 | |||
34 | int GetStatus() {return (graphresult() == grOk) ? 1 : 0;} |
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35 | int Init() {return 0;} |
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36 | int Run(int evmask = 0, int w = INT_MIN, int h = INT_MIN); |
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37 | |||
38 | void GetSize(int &w, int &h); |
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39 | int OpenDraw(); |
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40 | int IsDraw() {return graphresult() == grOk && cursor.IsHidden();} |
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41 | void CloseDraw() {cursor.Show();} |
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42 | |||
43 | int SetColor(unsigned long c); |
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44 | int DrawLine(int x0, int y0, int x1, int y1); |
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45 | int DrawText(int x0, int y0, char *text); |
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46 | int DrawClear(); |
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47 | int GetTextH(const char *s) {return 8;} |
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48 | int GetTextW(const char *s) {return 8 * sizeof(s);} |
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49 | void Quit(int q = 1) {quit = (q > 0) ? q : 0;} |
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50 | }; |
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51 | |||
52 | unsigned long TDosGraphDraw::GetKeySym(unsigned int key) |
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53 | { |
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54 | switch(key) |
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55 | { |
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56 | case 331: return XK_Left; |
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57 | case 333: return XK_Right; |
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58 | case 328: return XK_Up; |
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59 | case 336: return XK_Down; |
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60 | case 13: return XK_Return; |
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61 | case 32: return XK_space; |
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62 | case 27: return XK_Escape; |
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63 | case 44: return XK_comma; |
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64 | case 46: return XK_period; |
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65 | case 60: return XK_comma; |
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66 | case 62: return XK_period; |
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67 | case 45: return XK_minus; |
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68 | case 61: return XK_equal; |
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69 | case 95: return XK_underscore; |
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70 | case 43: return XK_plus; |
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71 | case 339: return XK_Delete; |
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72 | case 47: return XK_slash; |
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73 | case 63: return XK_question; |
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74 | case 315: return XK_F1; |
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75 | case 316: return XK_F2; |
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76 | case 317: return XK_F3; |
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77 | case 318: return XK_F4; |
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78 | case 319: return XK_F5; |
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79 | case 320: return XK_F6; |
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80 | case 321: return XK_F7; |
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81 | case 322: return XK_F8; |
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82 | case 323: return XK_F9; |
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83 | case 324: return XK_F10; |
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84 | case 389: return XK_F11; |
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85 | case 390: return XK_F12; |
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86 | case 97: return XK_a; |
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87 | case 98: return XK_b; |
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88 | case 99: return XK_c; |
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89 | case 100: return XK_d; |
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90 | case 101: return XK_e; |
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91 | case 102: return XK_f; |
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92 | case 103: return XK_g; |
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93 | case 104: return XK_h; |
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94 | case 105: return XK_i; |
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95 | case 106: return XK_j; |
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96 | case 107: return XK_k; |
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97 | case 108: return XK_l; |
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98 | case 109: return XK_m; |
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99 | case 110: return XK_n; |
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100 | case 111: return XK_o; |
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101 | case 112: return XK_p; |
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102 | case 113: return XK_q; |
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103 | case 114: return XK_r; |
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104 | case 115: return XK_s; |
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105 | case 116: return XK_t; |
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106 | case 117: return XK_u; |
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107 | case 118: return XK_v; |
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108 | case 119: return XK_w; |
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109 | case 120: return XK_x; |
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110 | case 121: return XK_y; |
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111 | case 122: return XK_z; |
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112 | case 65: return XK_A; |
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113 | case 66: return XK_B; |
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114 | case 67: return XK_C; |
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115 | case 68: return XK_D; |
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116 | case 69: return XK_E; |
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117 | case 70: return XK_F; |
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118 | case 71: return XK_G; |
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119 | case 72: return XK_H; |
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120 | case 73: return XK_I; |
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121 | case 74: return XK_J; |
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122 | case 75: return XK_K; |
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123 | case 76: return XK_L; |
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124 | case 77: return XK_M; |
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125 | case 78: return XK_N; |
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126 | case 79: return XK_O; |
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127 | case 80: return XK_P; |
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128 | case 81: return XK_Q; |
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129 | case 82: return XK_R; |
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130 | case 83: return XK_S; |
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131 | case 84: return XK_T; |
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132 | case 85: return XK_U; |
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133 | case 86: return XK_V; |
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134 | case 87: return XK_W; |
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135 | case 88: return XK_X; |
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136 | case 89: return XK_Y; |
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137 | case 90: return XK_Z; |
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138 | default: return XK_VoidSymbol; |
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139 | } |
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140 | } |
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141 | |||
142 | TDosGraphDraw::TDosGraphDraw(const char *s) : TGraphDraw(s) |
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143 | { |
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144 | bgcolor = GetWhiteColor(); |
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145 | } |
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146 | |||
147 | unsigned long TDosGraphDraw::CreateColor(unsigned short red, |
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148 | unsigned short green, unsigned short blue) |
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149 | { |
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150 | const unsigned short PD = 12288U, PM = 36863U, PL = 65535U; |
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151 | const unsigned short COLOR[16][3] = |
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152 | {{0U, 0U, 0U}, {0U, 0U, PM}, {0U, PM, 0U}, {0U, PM, PM}, |
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153 | {PM, 0U, 0U}, {PM, 0U, PM}, {PM, PM, 0U}, {PM, PM, PM}, |
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154 | {PD, PD, PD}, {PD, PD, PL}, {PD, PL, PD}, {PD, PL, PL}, |
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155 | {PL, PD, PD}, {PL, PD, PL}, {PL, PL, PD}, {PL, PL, PL}}; |
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156 | int b[3]; |
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157 | if (red > green) |
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158 | { |
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159 | if (green > blue) {b[0] = 4; b[1] = 2; b[2] = 1;} |
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160 | else if (red > blue) {b[0] = 4; b[1] = 1; b[2] = 2;} |
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161 | else {b[0] = 1; b[1] = 4; b[2] = 2;} |
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162 | } |
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163 | else |
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164 | { |
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165 | if (red > blue) {b[0] = 2; b[1] = 4; b[2] = 1;} |
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166 | else if (green > blue) {b[0] = 2; b[1] = 1; b[2] = 4;} |
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167 | else {b[0] = 1; b[1] = 2; b[2] = 4;} |
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168 | } |
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169 | int i, j, c, c0 = 0; |
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170 | long d, d0 = LONG_MAX; |
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171 | for (j = 0; j <= 8; j += 8) for (i = 0, c = j; i <= 3; c |= b[i++]) |
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172 | { |
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173 | d = labs((long)red - COLOR[c][0]) + labs((long)green - COLOR[c][1]) + |
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174 | labs((long)blue - COLOR[c][2]); |
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175 | if (d0 >= d) {d0 = d; c0 = c;} |
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176 | } |
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177 | return c0; |
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178 | } |
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179 | |||
180 | void TDosGraphDraw::GetSize(int &w, int &h) |
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181 | { |
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182 | if (graphresult() == grOk) |
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183 | { |
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184 | w = getmaxx() + 1; h = getmaxy() + 1; |
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185 | } |
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186 | else TGraphDraw::GetSize(w, h); |
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187 | } |
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188 | |||
189 | int TDosGraphDraw::OpenDraw() |
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190 | { |
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191 | if (graphresult() == grOk) |
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192 | { |
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193 | cursor.Hide(); |
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194 | return 1; |
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195 | } |
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196 | else return 0; |
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197 | } |
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198 | |||
199 | int TDosGraphDraw::SetColor(unsigned long c) |
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200 | { |
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201 | if (!IsDraw()) return 0; |
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202 | else {setcolor((int)c); return 1;} |
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203 | } |
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204 | |||
205 | int TDosGraphDraw::DrawLine(int x0, int y0, int x1, int y1) |
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206 | { |
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207 | if (!IsDraw()) return 0; |
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208 | else {line(x0, y0, x1, y1); return 1;} |
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209 | } |
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210 | |||
211 | int TDosGraphDraw::DrawText(int x0, int y0, char *text) |
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212 | { |
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213 | if (!IsDraw()) return 0; |
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214 | else {outtextxy(x0, y0, text); return 1;} |
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215 | } |
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216 | |||
217 | int TDosGraphDraw::DrawClear() |
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218 | { |
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219 | if (!IsDraw()) return 0; |
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220 | setbkcolor((int)bgcolor); setcolor((int)bgcolor); |
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221 | bar(0, 0, getmaxx(), getmaxy()); |
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222 | setbkcolor(0); |
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223 | return 1; |
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224 | } |
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225 | |||
226 | int TDosGraphDraw::Run(int evmask, int /*w*/, int /*h*/) |
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227 | { |
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228 | if (!evfunc) return -2; |
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229 | int wasgraph = graphresult(); |
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230 | if (!wasgraph) |
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231 | { |
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232 | int gdriver = DETECT, gmode, errorcode; |
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233 | initgraph(&gdriver, &gmode, ""); |
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234 | if ((errorcode = graphresult()) != grOk) |
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235 | { |
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236 | printf("Graphics error: %s\n", grapherrormsg(errorcode)); |
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237 | return -1; |
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238 | } |
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239 | } |
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240 | event ev; |
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241 | int ch = INT_MIN, stpr = 0; |
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242 | int old_mx = -1000, old_my = -1000; |
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243 | clock_t old_mtime = clock(); |
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244 | int show_cur = TCursorVisible::C.IsShowed(); |
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245 | freopen("NUL", "wt", stdout); |
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246 | quit = 0; |
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247 | while (quit == 0) |
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248 | { |
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249 | if (stpr == 0) |
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250 | { |
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251 | ev.type = event::start; |
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252 | ev.any.drw = this; |
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253 | evfunc(ev); |
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254 | CloseDraw(); |
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255 | stpr = 1; |
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256 | } |
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257 | else if (stpr == 1) |
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258 | { |
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259 | ev.type = event::draw; |
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260 | ev.any.drw = this; |
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261 | evfunc(ev); |
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262 | CloseDraw(); |
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263 | stpr = 2; |
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264 | } |
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265 | else if (ch >= 0 && (evmask & key_down_mask)) |
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266 | { |
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267 | ev.type = event::key_up; |
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268 | ev.key.drw = this; |
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269 | ev.key.k = ch; |
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270 | evfunc(ev); |
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271 | CloseDraw(); |
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272 | ch = INT_MIN; |
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273 | } |
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274 | else if (kbhit()) |
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275 | { |
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276 | if (MouseStatus && TCursorVisible::C.IsShowed() && |
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277 | (unsigned long)(clock() - old_mtime) > 5 * CLK_TCK) |
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278 | { |
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279 | TCursorVisible::C.Hide(); |
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280 | old_mtime = clock(); |
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281 | } |
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282 | int ch = (unsigned char)getch(); |
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283 | if (!ch && kbhit()) ch = 0x100 | (unsigned char)getch(); |
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284 | if (evmask & key_down_mask) |
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285 | { |
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286 | ev.type = event::key_down; |
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287 | ev.key.drw = this; |
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288 | ev.key.k = GetKeySym(ch); |
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289 | evfunc(ev); |
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290 | CloseDraw(); |
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291 | } |
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292 | } |
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293 | else if (MouseStatus && (evmask & (button_down_mask | |
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294 | button_up_mask | mouse_move_mask | mouse_drag_mask))) |
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295 | { |
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296 | int k, x, y, z; |
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297 | for (k = 0; k < MouseStatus; k++) |
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298 | { |
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299 | z = GetButtonDown(k, x, y); |
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300 | if (z) |
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301 | { |
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302 | TCursorVisible::C.Show(); |
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303 | old_mx = x; old_my = y; |
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304 | old_mtime = clock(); |
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305 | if (evmask & button_down_mask) |
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306 | { |
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307 | ev.type = event::button_down; |
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308 | ev.button.drw = this; |
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309 | ev.button.x = x; ev.button.y = y; |
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310 | ev.button.n = k + 1; |
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311 | evfunc(ev); |
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312 | CloseDraw(); |
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313 | } |
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314 | old_mtime = clock(); |
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315 | k = -1; break; |
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316 | } |
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317 | z = GetButtonUp(k, x, y); |
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318 | if (z) |
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319 | { |
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320 | TCursorVisible::C.Show(); |
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321 | old_mx = x; old_my = y; |
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322 | old_mtime = clock(); |
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323 | if (evmask & button_up_mask) |
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324 | { |
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325 | ev.type = event::button_up; |
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326 | ev.button.drw = this; |
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327 | ev.button.x = x; ev.button.y = y; |
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328 | ev.button.n = k + 1; |
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329 | evfunc(ev); |
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330 | CloseDraw(); |
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331 | } |
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332 | k = -1; break; |
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333 | } |
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334 | } |
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335 | if (k >= 0) |
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336 | { |
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337 | z = PosCursor(x, y); |
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338 | if (x != old_mx || y != old_my) |
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339 | { |
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340 | TCursorVisible::C.Show(); |
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341 | old_mx = x; old_my = y; |
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342 | old_mtime = clock(); |
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343 | if (evmask & (mouse_move_mask | mouse_drag_mask)) |
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344 | { |
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345 | for (k = 0; k < MouseStatus; k++) |
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346 | { |
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347 | if (z & (1 << k)) break; |
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348 | } |
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349 | if (evmask & ((k == MouseStatus) ? mouse_move_mask : mouse_drag_mask)) |
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350 | { |
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351 | ev.type = event::mouse_move; |
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352 | ev.button.drw = this; |
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353 | ev.button.x = x; ev.button.y = y; |
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354 | ev.button.n = (k >= MouseStatus) ? 0 : (k + 1); |
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355 | evfunc(ev); |
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356 | CloseDraw(); |
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357 | } |
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358 | } |
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359 | } |
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360 | else if (TCursorVisible::C.IsShowed() && |
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361 | (unsigned long)(clock() - old_mtime) > 30 * CLK_TCK) |
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362 | { |
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363 | TCursorVisible::C.Hide(); |
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364 | old_mtime = clock(); |
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365 | } |
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366 | } |
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367 | } |
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368 | if (quit == 1) |
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369 | { |
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370 | ev.type = event::close; |
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371 | ev.any.drw = this; |
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372 | Quit(evfunc(ev)); |
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373 | CloseDraw(); |
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374 | } |
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375 | } |
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376 | TCursorVisible::C.Set(show_cur); |
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377 | if (!wasgraph) closegraph(); |
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378 | freopen("CON", "wt", stdout); |
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379 | return quit; |
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380 | } |
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381 | |||
382 | #endif //_DOS_GRAPHIC_DRAW_H><>>>=>=> |