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1 /*
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2 * Copyright (c) 2004-2006 Kazunori "jagarl" Ueno
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3 * All rights reserved.
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4 *
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5 * Redistribution and use in source and binary forms, with or without
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6 * modification, are permitted provided that the following conditions
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7 * are met:
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8 * 1. Redistributions of source code must retain the above copyright
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9 * notice, this list of conditions and the following disclaimer.
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10 * 2. Redistributions in binary form must reproduce the above copyright
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11 * notice, this list of conditions and the following disclaimer in the
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12 * documentation and/or other materials provided with the distribution.
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13 * 3. The name of the author may not be used to endorse or promote products
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14 * derived from this software without specific prior written permission.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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26 */
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27
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28
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29 #include"menuitem.h"
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30
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31 #define Button WidButton
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32 #define Scale WidScale
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33 #define Label WidLabel
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34 #define TextButton WidTextButton
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35 #define Text WidText
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36
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37 #define MenuItem WidMenuItem
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38 #define RadioGroup WidRadioGroup
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39 #define ScaleMenu WidScaleMenu
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40 void fill(Surface* src, const Rect& rect, int r, int g, int b, int a = 0xff);
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41
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42 MenuItem::MenuItem(PicContainer* parent, const Rect& r_orig, int _x_size, int _y_size, int* _value_ptr) :
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43 x_size(_x_size), y_size(_y_size), value_ptr(_value_ptr), set_func(0), set_pointer(0) {
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44 SetPic(parent->create_node(r_orig, 0));
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45 menu_width = r_orig.width();
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46 menu_height = r_orig.height();
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47 label = 0;
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48 lb_width = 0; lb_right = 0;
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49 lb_left = -1; lb_bottom = -1;
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50 int i;
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51 for (i=0; i<x_size*y_size; i++) item.push_back(0);
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52 };
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53 void MenuItem::SetLabelLeft(PicWidget* lb, const Rect& min_rect, const Rect& min_margin) {
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54 lb_width = min_rect.width();
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55 lb_right = min_margin.width();
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56 lb_left = -1;
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57 lb_bottom = -1;
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58 label = lb;
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59 }
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60 void MenuItem::SetLabelTop(PicWidget* lb, const Rect& left_margin, const Rect& bottom_margin) {
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61 lb_left = left_margin.width();
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62 lb_bottom = bottom_margin.height();
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63 lb_width = -1;
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64 lb_right = -1;
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65 label = lb;
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66 }
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67 void MenuItem::SetValue(int new_value) {
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68 SetValueImpl(new_value);
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69 if (value_ptr) *value_ptr = new_value;
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70 if (set_func) (*set_func)(set_pointer, this);
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71 }
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72 void MenuItem::activate(void) {
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73 iterator it;
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74 for (it=item.begin(); it!=item.end(); it++) {
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75 if (*it == 0) continue;
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76 (*it)->activate();
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77 }
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78 }
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79 void MenuItem::deactivate(void) {
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80 iterator it;
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81 for (it=item.begin(); it!=item.end(); it++) {
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82 if (*it == 0) continue;
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83 (*it)->deactivate();
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84 }
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85 }
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86 void MenuItem::pack(void) {
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87 int x_min = 0, y_min = 0;
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88 if (lb_width == -1) { // 上にラベルを貼る
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89 if (lb_left < 0) lb_left = 0;
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90 if (lb_bottom < 0) lb_bottom = 0;
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91 if (label && label->Pic()) {
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92 label->Pic()->Move(lb_left, 0);
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93 y_min = lb_bottom + label->Pic()->Height();
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94 } else {
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95 y_min = lb_bottom;
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96 }
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97 } else { // 左にラベルを貼る
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98 if (lb_right < 0) lb_right = 0;
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99 if (label && label->Pic()) {
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100 int label_width = label->Pic()->Width();
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101 int label_height = label->Pic()->Height();
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102 if (label_width > lb_width - lb_right) {
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103 x_min = label_width + lb_right;
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104 } else {
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105 x_min = lb_width;
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106 }
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107 } else {
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108 x_min = lb_width;
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109 }
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110 }
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111 int* item_width = new int[x_size];
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112 int* item_height = new int[y_size];
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113 int* item_x = new int[x_size];
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114 int* item_y = new int[y_size];
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115 int i,j;
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116 for (i=0; i<x_size; i++) item_width[i]=0;
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117 for (i=0; i<y_size; i++) item_height[i]=0;
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118
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119 iterator it = item.begin();
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120 for (i=0; i<y_size; i++) {
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121 for (j=0; j<x_size; j++) {
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122 if (*it != 0 && (*it)->Pic() != 0) {
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123 PicBase* pic = (*it)->Pic();
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124 if (item_width[j] < pic->Width()) item_width[j] = pic->Width();
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125 if (item_height[i] < pic->Height()) item_height[i] = pic->Height();
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126 }
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127 it++;
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128 }
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129 }
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130 int width=0, height=0;
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131 for (i=0; i<x_size; i++) {
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132 width += item_width[i];
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133 }
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134 for (i=0; i<y_size; i++) {
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135 height += item_height[i];
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136 }
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137
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138 int x=x_min, y=y_min;
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139 // width / height の再割り当て
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140 if (menu_width > width + x_min) {
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141 int dif = menu_width - width - x_min;
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142 int n = x_size + 1;
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143 x += dif/n;
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144 for (i=0; i<x_size; i++) {
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145 item_x[i] = x + item_width[i] / 2;
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146 x += item_width[i] + dif*(i+2)/n - dif*(i+1)/n;
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147 }
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148 } else {
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149 if (menu_width == 0) {
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150 Pic()->SetSurfaceRect(Rect(0, 0, width+x_min, Pic()->Height()));
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151 }
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152 for (i=0; i<x_size; i++) {
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153 item_x[i] = x + item_width[i] / 2;
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154 x += item_width[i];
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155 }
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156 }
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157 if (menu_height > height+y_min) {
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158 int dif = menu_height - height - y_min;
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159 int n = y_size + 1;
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160 y += dif/n;
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161 for (i=0; i<y_size; i++) {
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162 item_y[i] = y + item_height[i] / 2;
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163 y += item_height[i] + dif*(i+2)/n - dif*(i+1)/n;
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164 }
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165 } else {
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166 if (menu_height == 0) {
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167 Pic()->SetSurfaceRect(Rect(0, 0, Pic()->Width(), height+y_min));
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168 }
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169 for (i=0; i<y_size; i++) {
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170 item_y[i] = y + item_height[i] / 2;
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171 y += item_height[i];
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172 }
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173 }
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174 // 位置の再割り当て
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175 it = item.begin();
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176 for (i=0; i<y_size; i++) {
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177 for (j=0; j<x_size; j++) {
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178 if (*it != 0 && (*it)->Pic() != 0) {
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179 PicBase* pic = (*it)->Pic();
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180 int x0 = item_x[j]-pic->Width()/2;
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181 int y0 = item_y[i]-pic->Height()/2;
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182 pic->Move(x0, y0);
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183 }
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184 it++;
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185 }
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186 }
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187 // 左にラベルがある場合、ラベルの高さ方向のセンタリング
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188 if (label && label->Pic() && lb_width != -1) {
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189 int label_width = label->Pic()->Width();
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190 int label_height = label->Pic()->Height();
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191 label->Pic()->Move(x_min-label_width-lb_right, (Pic()->Height() - label_height) / 2);
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192 }
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193
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194 delete[] item_width;
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195 delete[] item_height;
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196 delete[] item_x;
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197 delete[] item_y;
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198 };
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199
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200 RadioButton::RadioButton(Event::Container& _container, PicContainer* _parent, const Rect& r_orig, int _x_size, int _y_size, int* _value_ptr, const Rect& _button_r, int _text_size, const Color& _fore, const Color& _pressed, const Color& _back) :
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201 MenuItem(_parent, r_orig, _x_size, _y_size,_value_ptr),
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202 container(_container), parent(_parent), text_size(_text_size), button_rect(_button_r), buttons(0),
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203 fore_color(_fore), pressed_color(_pressed), back_color(_back) {
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204 }
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205 void RadioButton::Add(const char* s, bool is_center) {
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206 Add(s, fore_color, pressed_color, back_color, is_center);
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207 }
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208 void RadioButton::Add(const char* s, const Color& fore, const Color& pressed, const Color& back, bool is_center) {
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209 if (buttons >= x_size*y_size) {
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210 fprintf(stderr,"too many buttons (%d/%d) in RadioButton::Add ; text = %s\n",x_size,y_size,s);
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211 return;
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212 }
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213 TextButton* wid = new TextButton(container, PicNode(), s, text_size, TextButton::Attribute(is_center ? TextButton::CENTER : 0), button_rect, 1, fore, pressed, back);
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214
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215 wid->press_func = &PressCallback;
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216 wid->press_pointer = (void*)this;
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217
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218 if (value_ptr && buttons == *value_ptr) wid->Toggle(true);
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219 int x_pos, y_pos;
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220 if (y_size == 0) x_pos=buttons;
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221 else x_pos = buttons / y_size, y_pos = buttons % y_size;
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222 item[x_pos + y_pos*x_size] = wid;
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223 buttons++;
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224 };
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225 void RadioButton::PressCallback(void* pointer, Button* from) {
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226 RadioButton* wid = (RadioButton*)pointer;
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227 int i;
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228 for (i=0; i<wid->x_size*wid->y_size; i++) {
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229 if (from == wid->item[i]) {
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230 wid->SetValue(i);
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231 return;
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232 }
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233 }
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234 return;
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235 }
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236 void RadioButton::SetValueImpl(int new_value) {
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237 int i;
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238 for (i=0; i<x_size*y_size; i++) {
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239 Button* wid = dynamic_cast<Button*>(item[i]);
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240 if (wid) {
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241 if (i == new_value) wid->Toggle(true);
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242 else wid->Toggle(false);
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243 }
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244 }
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245 }
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