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Rev | Author | Line No. | Line |
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7422 | leency | 1 | #define MAX_CELL_SIZE 256 |
7254 | leency | 2 | |
7257 | leency | 3 | ////////////////////////////////////////////////////////////////////////////////////// |
4 | // // |
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5 | // DRAW PIXEL // |
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6 | // // |
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7 | ////////////////////////////////////////////////////////////////////////////////////// |
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8 | |||
7259 | leency | 9 | //The 'draw[]' is the array which holds the states should we draw a pixel or not. |
10 | //Is need to decrease redraw when using some tools like line, rectangle and selection. |
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7257 | leency | 11 | |
12 | struct _pixel_state |
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13 | { |
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14 | unsigned image_rows, image_columns; |
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15 | bool draw[MAX_CELL_SIZE*MAX_CELL_SIZE]; |
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16 | void set_drawable_state(); |
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17 | bool is_drawable(); |
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18 | void reset_and_set_all_drawable(); |
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19 | void set_sizes(); |
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20 | } pixel_state; |
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21 | |||
22 | void _pixel_state::set_drawable_state(int _r, _c, _state) |
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23 | { |
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24 | draw[image_columns*_r + _c] = _state; |
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25 | } |
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26 | |||
27 | bool _pixel_state::is_drawable(int _r, _c) |
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28 | { |
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29 | return draw[image_columns*_r + _c]; |
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30 | } |
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31 | |||
32 | void _pixel_state::reset_and_set_all_drawable() |
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33 | { |
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34 | int i; |
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35 | for (i = 0; i < image_columns*image_rows; i++) draw[i]=true; |
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36 | } |
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37 | |||
38 | void _pixel_state::set_sizes(dword _r, _c) |
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39 | { |
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40 | image_rows = _r; |
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41 | image_columns = _c; |
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42 | } |
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43 | |||
44 | ////////////////////////////////////////////////////////////////////////////////////// |
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45 | // // |
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46 | // IMAGE // |
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47 | // // |
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48 | ////////////////////////////////////////////////////////////////////////////////////// |
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49 | |||
50 | //This stucture determines basic actions that can be done with image (icon). |
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51 | |||
7155 | leency | 52 | struct _image |
7089 | leency | 53 | { |
54 | unsigned rows, columns; |
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7254 | leency | 55 | dword mas[MAX_CELL_SIZE*MAX_CELL_SIZE]; |
7151 | leency | 56 | dword img; |
7257 | leency | 57 | _pixel_state pixel_state; |
7155 | leency | 58 | void create(); |
7151 | leency | 59 | void set_pixel(); |
7254 | leency | 60 | void draw_line(); |
61 | void fill(); |
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7156 | leency | 62 | void set_image(); |
7151 | leency | 63 | dword get_pixel(); |
7089 | leency | 64 | dword get_image(); |
7265 | leency | 65 | dword get_image_with_replaced_color(); |
7096 | leency | 66 | void move(); |
7150 | leency | 67 | }; |
7089 | leency | 68 | |
7155 | leency | 69 | void _image::create(int _rows, _columns) |
7089 | leency | 70 | { |
7155 | leency | 71 | int i; |
72 | rows = _rows; |
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73 | columns = _columns; |
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74 | for (i = 0; i < columns*rows; i++) mas[i]=0xBFCAD2; |
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7257 | leency | 75 | pixel_state.set_sizes(rows, columns); |
7155 | leency | 76 | } |
77 | |||
78 | void _image::set_pixel(int _r, _c, _color) |
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79 | { |
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7151 | leency | 80 | mas[columns*_r + _c] = _color; |
7089 | leency | 81 | } |
82 | |||
7254 | leency | 83 | void _image::draw_line(int x1, int y1, int x2, int y2, dword color) { |
84 | int dx, dy, signX, signY, error, error2; |
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85 | |||
86 | dx = x2 - x1; |
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87 | |||
88 | if (dx < 0) |
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89 | dx = -dx; |
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90 | |||
91 | dy = y2 - y1; |
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92 | |||
93 | if (dy < 0) |
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94 | dy = -dy; |
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95 | |||
96 | if (x1 < x2) |
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97 | signX = 1; |
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98 | else |
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99 | signX = -1; |
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100 | |||
101 | if (y1 < y2) |
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102 | signY = 1; |
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103 | else |
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104 | signY = -1; |
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105 | |||
106 | error = dx - dy; |
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107 | |||
108 | set_pixel(y2, x2, color); |
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109 | |||
110 | while((x1 != x2) || (y1 != y2)) |
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111 | { |
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112 | set_pixel(y1, x1, color); |
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113 | |||
114 | error2 = error * 2; |
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115 | |||
116 | if(error2 > calc(-dy)) |
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117 | { |
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118 | error -= dy; |
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119 | x1 += signX; |
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120 | } |
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121 | |||
122 | if(error2 < dx) |
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123 | { |
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124 | error += dx; |
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125 | y1 += signY; |
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126 | } |
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127 | } |
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128 | } |
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129 | |||
130 | void _image::fill(int _r, _c, _color) |
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131 | { |
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132 | #define MARKED 6 |
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133 | int r, c, i, restart; |
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134 | |||
135 | dword old_color = get_pixel(_r, _c); |
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136 | set_pixel(_r, _c, MARKED); |
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137 | |||
138 | do { |
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139 | restart=false; |
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140 | for (r = 0; r < rows; r++) |
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141 | for (c = 0; c < columns; c++) |
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142 | { |
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143 | IF (get_pixel(r,c) != old_color) continue; |
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144 | IF (get_pixel(r,c) == MARKED) continue; |
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145 | |||
146 | IF (c>0) && (get_pixel(r,c-1) == MARKED) set_pixel(r,c,MARKED); |
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147 | IF (r>0) && (get_pixel(r-1,c) == MARKED) set_pixel(r,c,MARKED); |
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148 | IF (c |
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149 | IF (r |
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150 | |||
151 | IF (get_pixel(r,c)==MARKED) restart=true; |
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152 | } |
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153 | }while(restart); |
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154 | |||
155 | for (i=0; i |
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156 | IF (mas[i]==MARKED) mas[i] = _color; |
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157 | } |
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158 | |||
7155 | leency | 159 | dword _image::get_pixel(int _r, _c) |
7089 | leency | 160 | { |
7151 | leency | 161 | return mas[columns*_r + _c]; |
7089 | leency | 162 | } |
163 | |||
7156 | leency | 164 | void _image::set_image(dword _inbuf) |
165 | { |
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166 | dword i; |
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167 | for (i = 0; i < columns*rows; i++;) |
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168 | { |
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7190 | leency | 169 | // mas[i] = ESDWORD[i*4+_inbuf] & 0x00FFFFFF; //for x32 bit color |
170 | mas[i] = ESDWORD[i*3+_inbuf] & 0xFFFFFF; |
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7156 | leency | 171 | } |
172 | } |
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173 | |||
7155 | leency | 174 | dword _image::get_image() |
7089 | leency | 175 | { |
176 | int r=0, c=0; |
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177 | dword i; |
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178 | |||
7151 | leency | 179 | free(img); |
180 | i = img = malloc(rows*columns*3); |
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7089 | leency | 181 | |
182 | for (r = 0; r < rows; r++) |
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183 | for (c = 0; c < columns; c++) |
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184 | { |
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7151 | leency | 185 | rgb.DwordToRgb(get_pixel(r,c)); |
7089 | leency | 186 | ESBYTE[i] = rgb.b; |
187 | ESBYTE[i+1] = rgb.g; |
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188 | ESBYTE[i+2] = rgb.r; |
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189 | i += 3; |
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190 | } |
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7151 | leency | 191 | return img; |
7089 | leency | 192 | } |
193 | |||
7265 | leency | 194 | dword _image::get_image_with_replaced_color(dword _col_from, _col_to) |
195 | { |
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196 | int r=0, c=0; |
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197 | dword i; |
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198 | dword cur_pixel; |
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199 | |||
200 | free(img); |
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201 | i = img = malloc(rows*columns*3); |
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202 | |||
203 | for (r = 0; r < rows; r++) |
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204 | for (c = 0; c < columns; c++) |
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205 | { |
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206 | cur_pixel = get_pixel(r,c); |
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207 | if (cur_pixel == _col_from) cur_pixel = _col_to; |
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208 | rgb.DwordToRgb(cur_pixel); |
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209 | ESBYTE[i] = rgb.b; |
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210 | ESBYTE[i+1] = rgb.g; |
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211 | ESBYTE[i+2] = rgb.r; |
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212 | i += 3; |
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213 | } |
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214 | return img; |
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215 | } |
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216 | |||
7096 | leency | 217 | enum { |
7151 | leency | 218 | MOVE_LEFT, |
219 | MOVE_RIGHT, |
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220 | MOVE_UP, |
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221 | MOVE_DOWN, |
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222 | FLIP_VER, |
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223 | FLIP_HOR, |
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224 | ROTE |
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7096 | leency | 225 | }; |
7155 | leency | 226 | void _image::move(int _direction) |
7096 | leency | 227 | { |
228 | int r, c; |
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229 | dword first_element_data; |
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230 | |||
7154 | leency | 231 | switch(_direction) |
7096 | leency | 232 | { |
7154 | leency | 233 | case MOVE_LEFT: |
234 | for (r = 0; r < rows; r++) |
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235 | { |
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236 | first_element_data = get_pixel(r, 0); |
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237 | for (c = 0; c < columns-1; c++) set_pixel(r, c, get_pixel(r, c+1)); |
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238 | set_pixel(r, columns-1, first_element_data); |
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239 | } |
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240 | break; |
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241 | case MOVE_RIGHT: |
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242 | for (r = 0; r < rows; r++) |
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243 | { |
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244 | first_element_data = get_pixel(r, columns-1); |
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245 | for (c = columns-1; c > 0; c--) set_pixel(r, c, get_pixel(r, c-1)); |
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246 | set_pixel(r, 0, first_element_data); |
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247 | } |
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248 | break; |
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249 | case MOVE_UP: |
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250 | for (c = 0; c < columns; c++) |
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251 | { |
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252 | first_element_data = get_pixel(0, c); |
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253 | for (r = 0; r < rows-1; r++) set_pixel(r, c, get_pixel(r+1, c)); |
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254 | set_pixel(rows-1, c, first_element_data); |
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255 | } |
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256 | break; |
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257 | case MOVE_DOWN: |
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258 | for (c = 0; c < columns; c++) |
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259 | { |
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260 | first_element_data = get_pixel(rows-1, c); |
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261 | for (r = rows-1; r > 0; r--) set_pixel(r, c, get_pixel(r-1, c)); |
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262 | set_pixel(0, c, first_element_data); |
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263 | } |
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264 | break; |
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265 | case FLIP_HOR: |
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266 | for (r = 0; r < rows; r++) |
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267 | for (c = 0; c < columns/2; c++) { |
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268 | first_element_data = get_pixel(r, c); |
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269 | set_pixel(r, c, get_pixel(r, columns-c-1)); |
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270 | set_pixel(r, columns-c-1, first_element_data); |
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271 | } |
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272 | break; |
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273 | case FLIP_VER: |
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274 | for (c = 0; c < columns; c++) |
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275 | for (r = 0; r < rows/2; r++) { |
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276 | first_element_data = get_pixel(r, c); |
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277 | set_pixel(r, c, get_pixel(rows-r-1, c)); |
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278 | set_pixel(rows-r-1, c, first_element_data); |
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279 | } |
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280 | break; |
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7096 | leency | 281 | } |
282 | }>>>>>>>>>>>>>>>>>>>>>>>> |
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7147 | leency | 283 |